Move Ingress godeps to vendor/

This commit is contained in:
Manuel de Brito Fontes 2016-05-10 10:30:56 -03:00
parent 0d4f49e50e
commit ca620e4074
2059 changed files with 3706 additions and 213845 deletions

694
Godeps/Godeps.json generated
View file

@ -1,6 +1,7 @@
{
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"GodepVersion": "v65",
"Packages": [
"./..."
],
@ -43,6 +44,41 @@
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@ -58,6 +94,16 @@
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@ -118,6 +168,11 @@
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@ -170,10 +225,30 @@
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@ -190,6 +265,10 @@
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@ -202,6 +281,18 @@
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@ -213,223 +304,648 @@
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2
Godeps/_workspace/.gitignore generated vendored
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@ -1,2 +0,0 @@
/pkg
/bin

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@ -1,13 +0,0 @@
include $(GOROOT)/src/Make.inc
TARG=bitbucket.org/ww/goautoneg
GOFILES=autoneg.go
include $(GOROOT)/src/Make.pkg
format:
gofmt -w *.go
docs:
gomake clean
godoc ${TARG} > README.txt

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@ -1,67 +0,0 @@
PACKAGE
package goautoneg
import "bitbucket.org/ww/goautoneg"
HTTP Content-Type Autonegotiation.
The functions in this package implement the behaviour specified in
http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html
Copyright (c) 2011, Open Knowledge Foundation Ltd.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
Neither the name of the Open Knowledge Foundation Ltd. nor the
names of its contributors may be used to endorse or promote
products derived from this software without specific prior written
permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
FUNCTIONS
func Negotiate(header string, alternatives []string) (content_type string)
Negotiate the most appropriate content_type given the accept header
and a list of alternatives.
func ParseAccept(header string) (accept []Accept)
Parse an Accept Header string returning a sorted list
of clauses
TYPES
type Accept struct {
Type, SubType string
Q float32
Params map[string]string
}
Structure to represent a clause in an HTTP Accept Header
SUBDIRECTORIES
.hg

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@ -1,162 +0,0 @@
/*
HTTP Content-Type Autonegotiation.
The functions in this package implement the behaviour specified in
http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html
Copyright (c) 2011, Open Knowledge Foundation Ltd.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
Neither the name of the Open Knowledge Foundation Ltd. nor the
names of its contributors may be used to endorse or promote
products derived from this software without specific prior written
permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package goautoneg
import (
"sort"
"strconv"
"strings"
)
// Structure to represent a clause in an HTTP Accept Header
type Accept struct {
Type, SubType string
Q float64
Params map[string]string
}
// For internal use, so that we can use the sort interface
type accept_slice []Accept
func (accept accept_slice) Len() int {
slice := []Accept(accept)
return len(slice)
}
func (accept accept_slice) Less(i, j int) bool {
slice := []Accept(accept)
ai, aj := slice[i], slice[j]
if ai.Q > aj.Q {
return true
}
if ai.Type != "*" && aj.Type == "*" {
return true
}
if ai.SubType != "*" && aj.SubType == "*" {
return true
}
return false
}
func (accept accept_slice) Swap(i, j int) {
slice := []Accept(accept)
slice[i], slice[j] = slice[j], slice[i]
}
// Parse an Accept Header string returning a sorted list
// of clauses
func ParseAccept(header string) (accept []Accept) {
parts := strings.Split(header, ",")
accept = make([]Accept, 0, len(parts))
for _, part := range parts {
part := strings.Trim(part, " ")
a := Accept{}
a.Params = make(map[string]string)
a.Q = 1.0
mrp := strings.Split(part, ";")
media_range := mrp[0]
sp := strings.Split(media_range, "/")
a.Type = strings.Trim(sp[0], " ")
switch {
case len(sp) == 1 && a.Type == "*":
a.SubType = "*"
case len(sp) == 2:
a.SubType = strings.Trim(sp[1], " ")
default:
continue
}
if len(mrp) == 1 {
accept = append(accept, a)
continue
}
for _, param := range mrp[1:] {
sp := strings.SplitN(param, "=", 2)
if len(sp) != 2 {
continue
}
token := strings.Trim(sp[0], " ")
if token == "q" {
a.Q, _ = strconv.ParseFloat(sp[1], 32)
} else {
a.Params[token] = strings.Trim(sp[1], " ")
}
}
accept = append(accept, a)
}
slice := accept_slice(accept)
sort.Sort(slice)
return
}
// Negotiate the most appropriate content_type given the accept header
// and a list of alternatives.
func Negotiate(header string, alternatives []string) (content_type string) {
asp := make([][]string, 0, len(alternatives))
for _, ctype := range alternatives {
asp = append(asp, strings.SplitN(ctype, "/", 2))
}
for _, clause := range ParseAccept(header) {
for i, ctsp := range asp {
if clause.Type == ctsp[0] && clause.SubType == ctsp[1] {
content_type = alternatives[i]
return
}
if clause.Type == ctsp[0] && clause.SubType == "*" {
content_type = alternatives[i]
return
}
if clause.Type == "*" && clause.SubType == "*" {
content_type = alternatives[i]
return
}
}
}
return
}

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@ -1,33 +0,0 @@
package goautoneg
import (
"testing"
)
var chrome = "application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5"
func TestParseAccept(t *testing.T) {
alternatives := []string{"text/html", "image/png"}
content_type := Negotiate(chrome, alternatives)
if content_type != "image/png" {
t.Errorf("got %s expected image/png", content_type)
}
alternatives = []string{"text/html", "text/plain", "text/n3"}
content_type = Negotiate(chrome, alternatives)
if content_type != "text/html" {
t.Errorf("got %s expected text/html", content_type)
}
alternatives = []string{"text/n3", "text/plain"}
content_type = Negotiate(chrome, alternatives)
if content_type != "text/plain" {
t.Errorf("got %s expected text/plain", content_type)
}
alternatives = []string{"text/n3", "application/rdf+xml"}
content_type = Negotiate(chrome, alternatives)
if content_type != "text/n3" {
t.Errorf("got %s expected text/n3", content_type)
}
}

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@ -1,63 +0,0 @@
package quantile
import (
"testing"
)
func BenchmarkInsertTargeted(b *testing.B) {
b.ReportAllocs()
s := NewTargeted(Targets)
b.ResetTimer()
for i := float64(0); i < float64(b.N); i++ {
s.Insert(i)
}
}
func BenchmarkInsertTargetedSmallEpsilon(b *testing.B) {
s := NewTargeted(TargetsSmallEpsilon)
b.ResetTimer()
for i := float64(0); i < float64(b.N); i++ {
s.Insert(i)
}
}
func BenchmarkInsertBiased(b *testing.B) {
s := NewLowBiased(0.01)
b.ResetTimer()
for i := float64(0); i < float64(b.N); i++ {
s.Insert(i)
}
}
func BenchmarkInsertBiasedSmallEpsilon(b *testing.B) {
s := NewLowBiased(0.0001)
b.ResetTimer()
for i := float64(0); i < float64(b.N); i++ {
s.Insert(i)
}
}
func BenchmarkQuery(b *testing.B) {
s := NewTargeted(Targets)
for i := float64(0); i < 1e6; i++ {
s.Insert(i)
}
b.ResetTimer()
n := float64(b.N)
for i := float64(0); i < n; i++ {
s.Query(i / n)
}
}
func BenchmarkQuerySmallEpsilon(b *testing.B) {
s := NewTargeted(TargetsSmallEpsilon)
for i := float64(0); i < 1e6; i++ {
s.Insert(i)
}
b.ResetTimer()
n := float64(b.N)
for i := float64(0); i < n; i++ {
s.Query(i / n)
}
}

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@ -1,121 +0,0 @@
// +build go1.1
package quantile_test
import (
"bufio"
"fmt"
"log"
"os"
"strconv"
"time"
"github.com/beorn7/perks/quantile"
)
func Example_simple() {
ch := make(chan float64)
go sendFloats(ch)
// Compute the 50th, 90th, and 99th percentile.
q := quantile.NewTargeted(map[float64]float64{
0.50: 0.005,
0.90: 0.001,
0.99: 0.0001,
})
for v := range ch {
q.Insert(v)
}
fmt.Println("perc50:", q.Query(0.50))
fmt.Println("perc90:", q.Query(0.90))
fmt.Println("perc99:", q.Query(0.99))
fmt.Println("count:", q.Count())
// Output:
// perc50: 5
// perc90: 16
// perc99: 223
// count: 2388
}
func Example_mergeMultipleStreams() {
// Scenario:
// We have multiple database shards. On each shard, there is a process
// collecting query response times from the database logs and inserting
// them into a Stream (created via NewTargeted(0.90)), much like the
// Simple example. These processes expose a network interface for us to
// ask them to serialize and send us the results of their
// Stream.Samples so we may Merge and Query them.
//
// NOTES:
// * These sample sets are small, allowing us to get them
// across the network much faster than sending the entire list of data
// points.
//
// * For this to work correctly, we must supply the same quantiles
// a priori the process collecting the samples supplied to NewTargeted,
// even if we do not plan to query them all here.
ch := make(chan quantile.Samples)
getDBQuerySamples(ch)
q := quantile.NewTargeted(map[float64]float64{0.90: 0.001})
for samples := range ch {
q.Merge(samples)
}
fmt.Println("perc90:", q.Query(0.90))
}
func Example_window() {
// Scenario: We want the 90th, 95th, and 99th percentiles for each
// minute.
ch := make(chan float64)
go sendStreamValues(ch)
tick := time.NewTicker(1 * time.Minute)
q := quantile.NewTargeted(map[float64]float64{
0.90: 0.001,
0.95: 0.0005,
0.99: 0.0001,
})
for {
select {
case t := <-tick.C:
flushToDB(t, q.Samples())
q.Reset()
case v := <-ch:
q.Insert(v)
}
}
}
func sendStreamValues(ch chan float64) {
// Use your imagination
}
func flushToDB(t time.Time, samples quantile.Samples) {
// Use your imagination
}
// This is a stub for the above example. In reality this would hit the remote
// servers via http or something like it.
func getDBQuerySamples(ch chan quantile.Samples) {}
func sendFloats(ch chan<- float64) {
f, err := os.Open("exampledata.txt")
if err != nil {
log.Fatal(err)
}
sc := bufio.NewScanner(f)
for sc.Scan() {
b := sc.Bytes()
v, err := strconv.ParseFloat(string(b), 64)
if err != nil {
log.Fatal(err)
}
ch <- v
}
if sc.Err() != nil {
log.Fatal(sc.Err())
}
close(ch)
}

File diff suppressed because it is too large Load diff

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@ -1,292 +0,0 @@
// Package quantile computes approximate quantiles over an unbounded data
// stream within low memory and CPU bounds.
//
// A small amount of accuracy is traded to achieve the above properties.
//
// Multiple streams can be merged before calling Query to generate a single set
// of results. This is meaningful when the streams represent the same type of
// data. See Merge and Samples.
//
// For more detailed information about the algorithm used, see:
//
// Effective Computation of Biased Quantiles over Data Streams
//
// http://www.cs.rutgers.edu/~muthu/bquant.pdf
package quantile
import (
"math"
"sort"
)
// Sample holds an observed value and meta information for compression. JSON
// tags have been added for convenience.
type Sample struct {
Value float64 `json:",string"`
Width float64 `json:",string"`
Delta float64 `json:",string"`
}
// Samples represents a slice of samples. It implements sort.Interface.
type Samples []Sample
func (a Samples) Len() int { return len(a) }
func (a Samples) Less(i, j int) bool { return a[i].Value < a[j].Value }
func (a Samples) Swap(i, j int) { a[i], a[j] = a[j], a[i] }
type invariant func(s *stream, r float64) float64
// NewLowBiased returns an initialized Stream for low-biased quantiles
// (e.g. 0.01, 0.1, 0.5) where the needed quantiles are not known a priori, but
// error guarantees can still be given even for the lower ranks of the data
// distribution.
//
// The provided epsilon is a relative error, i.e. the true quantile of a value
// returned by a query is guaranteed to be within (1±Epsilon)*Quantile.
//
// See http://www.cs.rutgers.edu/~muthu/bquant.pdf for time, space, and error
// properties.
func NewLowBiased(epsilon float64) *Stream {
ƒ := func(s *stream, r float64) float64 {
return 2 * epsilon * r
}
return newStream(ƒ)
}
// NewHighBiased returns an initialized Stream for high-biased quantiles
// (e.g. 0.01, 0.1, 0.5) where the needed quantiles are not known a priori, but
// error guarantees can still be given even for the higher ranks of the data
// distribution.
//
// The provided epsilon is a relative error, i.e. the true quantile of a value
// returned by a query is guaranteed to be within 1-(1±Epsilon)*(1-Quantile).
//
// See http://www.cs.rutgers.edu/~muthu/bquant.pdf for time, space, and error
// properties.
func NewHighBiased(epsilon float64) *Stream {
ƒ := func(s *stream, r float64) float64 {
return 2 * epsilon * (s.n - r)
}
return newStream(ƒ)
}
// NewTargeted returns an initialized Stream concerned with a particular set of
// quantile values that are supplied a priori. Knowing these a priori reduces
// space and computation time. The targets map maps the desired quantiles to
// their absolute errors, i.e. the true quantile of a value returned by a query
// is guaranteed to be within (Quantile±Epsilon).
//
// See http://www.cs.rutgers.edu/~muthu/bquant.pdf for time, space, and error properties.
func NewTargeted(targets map[float64]float64) *Stream {
ƒ := func(s *stream, r float64) float64 {
var m = math.MaxFloat64
var f float64
for quantile, epsilon := range targets {
if quantile*s.n <= r {
f = (2 * epsilon * r) / quantile
} else {
f = (2 * epsilon * (s.n - r)) / (1 - quantile)
}
if f < m {
m = f
}
}
return m
}
return newStream(ƒ)
}
// Stream computes quantiles for a stream of float64s. It is not thread-safe by
// design. Take care when using across multiple goroutines.
type Stream struct {
*stream
b Samples
sorted bool
}
func newStream(ƒ invariant) *Stream {
x := &stream{ƒ: ƒ}
return &Stream{x, make(Samples, 0, 500), true}
}
// Insert inserts v into the stream.
func (s *Stream) Insert(v float64) {
s.insert(Sample{Value: v, Width: 1})
}
func (s *Stream) insert(sample Sample) {
s.b = append(s.b, sample)
s.sorted = false
if len(s.b) == cap(s.b) {
s.flush()
}
}
// Query returns the computed qth percentiles value. If s was created with
// NewTargeted, and q is not in the set of quantiles provided a priori, Query
// will return an unspecified result.
func (s *Stream) Query(q float64) float64 {
if !s.flushed() {
// Fast path when there hasn't been enough data for a flush;
// this also yields better accuracy for small sets of data.
l := len(s.b)
if l == 0 {
return 0
}
i := int(float64(l) * q)
if i > 0 {
i -= 1
}
s.maybeSort()
return s.b[i].Value
}
s.flush()
return s.stream.query(q)
}
// Merge merges samples into the underlying streams samples. This is handy when
// merging multiple streams from separate threads, database shards, etc.
//
// ATTENTION: This method is broken and does not yield correct results. The
// underlying algorithm is not capable of merging streams correctly.
func (s *Stream) Merge(samples Samples) {
sort.Sort(samples)
s.stream.merge(samples)
}
// Reset reinitializes and clears the list reusing the samples buffer memory.
func (s *Stream) Reset() {
s.stream.reset()
s.b = s.b[:0]
}
// Samples returns stream samples held by s.
func (s *Stream) Samples() Samples {
if !s.flushed() {
return s.b
}
s.flush()
return s.stream.samples()
}
// Count returns the total number of samples observed in the stream
// since initialization.
func (s *Stream) Count() int {
return len(s.b) + s.stream.count()
}
func (s *Stream) flush() {
s.maybeSort()
s.stream.merge(s.b)
s.b = s.b[:0]
}
func (s *Stream) maybeSort() {
if !s.sorted {
s.sorted = true
sort.Sort(s.b)
}
}
func (s *Stream) flushed() bool {
return len(s.stream.l) > 0
}
type stream struct {
n float64
l []Sample
ƒ invariant
}
func (s *stream) reset() {
s.l = s.l[:0]
s.n = 0
}
func (s *stream) insert(v float64) {
s.merge(Samples{{v, 1, 0}})
}
func (s *stream) merge(samples Samples) {
// TODO(beorn7): This tries to merge not only individual samples, but
// whole summaries. The paper doesn't mention merging summaries at
// all. Unittests show that the merging is inaccurate. Find out how to
// do merges properly.
var r float64
i := 0
for _, sample := range samples {
for ; i < len(s.l); i++ {
c := s.l[i]
if c.Value > sample.Value {
// Insert at position i.
s.l = append(s.l, Sample{})
copy(s.l[i+1:], s.l[i:])
s.l[i] = Sample{
sample.Value,
sample.Width,
math.Max(sample.Delta, math.Floor(s.ƒ(s, r))-1),
// TODO(beorn7): How to calculate delta correctly?
}
i++
goto inserted
}
r += c.Width
}
s.l = append(s.l, Sample{sample.Value, sample.Width, 0})
i++
inserted:
s.n += sample.Width
r += sample.Width
}
s.compress()
}
func (s *stream) count() int {
return int(s.n)
}
func (s *stream) query(q float64) float64 {
t := math.Ceil(q * s.n)
t += math.Ceil(s.ƒ(s, t) / 2)
p := s.l[0]
var r float64
for _, c := range s.l[1:] {
r += p.Width
if r+c.Width+c.Delta > t {
return p.Value
}
p = c
}
return p.Value
}
func (s *stream) compress() {
if len(s.l) < 2 {
return
}
x := s.l[len(s.l)-1]
xi := len(s.l) - 1
r := s.n - 1 - x.Width
for i := len(s.l) - 2; i >= 0; i-- {
c := s.l[i]
if c.Width+x.Width+x.Delta <= s.ƒ(s, r) {
x.Width += c.Width
s.l[xi] = x
// Remove element at i.
copy(s.l[i:], s.l[i+1:])
s.l = s.l[:len(s.l)-1]
xi -= 1
} else {
x = c
xi = i
}
r -= c.Width
}
}
func (s *stream) samples() Samples {
samples := make(Samples, len(s.l))
copy(samples, s.l)
return samples
}

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@ -1,188 +0,0 @@
package quantile
import (
"math"
"math/rand"
"sort"
"testing"
)
var (
Targets = map[float64]float64{
0.01: 0.001,
0.10: 0.01,
0.50: 0.05,
0.90: 0.01,
0.99: 0.001,
}
TargetsSmallEpsilon = map[float64]float64{
0.01: 0.0001,
0.10: 0.001,
0.50: 0.005,
0.90: 0.001,
0.99: 0.0001,
}
LowQuantiles = []float64{0.01, 0.1, 0.5}
HighQuantiles = []float64{0.99, 0.9, 0.5}
)
const RelativeEpsilon = 0.01
func verifyPercsWithAbsoluteEpsilon(t *testing.T, a []float64, s *Stream) {
sort.Float64s(a)
for quantile, epsilon := range Targets {
n := float64(len(a))
k := int(quantile * n)
lower := int((quantile - epsilon) * n)
if lower < 1 {
lower = 1
}
upper := int(math.Ceil((quantile + epsilon) * n))
if upper > len(a) {
upper = len(a)
}
w, min, max := a[k-1], a[lower-1], a[upper-1]
if g := s.Query(quantile); g < min || g > max {
t.Errorf("q=%f: want %v [%f,%f], got %v", quantile, w, min, max, g)
}
}
}
func verifyLowPercsWithRelativeEpsilon(t *testing.T, a []float64, s *Stream) {
sort.Float64s(a)
for _, qu := range LowQuantiles {
n := float64(len(a))
k := int(qu * n)
lowerRank := int((1 - RelativeEpsilon) * qu * n)
upperRank := int(math.Ceil((1 + RelativeEpsilon) * qu * n))
w, min, max := a[k-1], a[lowerRank-1], a[upperRank-1]
if g := s.Query(qu); g < min || g > max {
t.Errorf("q=%f: want %v [%f,%f], got %v", qu, w, min, max, g)
}
}
}
func verifyHighPercsWithRelativeEpsilon(t *testing.T, a []float64, s *Stream) {
sort.Float64s(a)
for _, qu := range HighQuantiles {
n := float64(len(a))
k := int(qu * n)
lowerRank := int((1 - (1+RelativeEpsilon)*(1-qu)) * n)
upperRank := int(math.Ceil((1 - (1-RelativeEpsilon)*(1-qu)) * n))
w, min, max := a[k-1], a[lowerRank-1], a[upperRank-1]
if g := s.Query(qu); g < min || g > max {
t.Errorf("q=%f: want %v [%f,%f], got %v", qu, w, min, max, g)
}
}
}
func populateStream(s *Stream) []float64 {
a := make([]float64, 0, 1e5+100)
for i := 0; i < cap(a); i++ {
v := rand.NormFloat64()
// Add 5% asymmetric outliers.
if i%20 == 0 {
v = v*v + 1
}
s.Insert(v)
a = append(a, v)
}
return a
}
func TestTargetedQuery(t *testing.T) {
rand.Seed(42)
s := NewTargeted(Targets)
a := populateStream(s)
verifyPercsWithAbsoluteEpsilon(t, a, s)
}
func TestLowBiasedQuery(t *testing.T) {
rand.Seed(42)
s := NewLowBiased(RelativeEpsilon)
a := populateStream(s)
verifyLowPercsWithRelativeEpsilon(t, a, s)
}
func TestHighBiasedQuery(t *testing.T) {
rand.Seed(42)
s := NewHighBiased(RelativeEpsilon)
a := populateStream(s)
verifyHighPercsWithRelativeEpsilon(t, a, s)
}
// BrokenTestTargetedMerge is broken, see Merge doc comment.
func BrokenTestTargetedMerge(t *testing.T) {
rand.Seed(42)
s1 := NewTargeted(Targets)
s2 := NewTargeted(Targets)
a := populateStream(s1)
a = append(a, populateStream(s2)...)
s1.Merge(s2.Samples())
verifyPercsWithAbsoluteEpsilon(t, a, s1)
}
// BrokenTestLowBiasedMerge is broken, see Merge doc comment.
func BrokenTestLowBiasedMerge(t *testing.T) {
rand.Seed(42)
s1 := NewLowBiased(RelativeEpsilon)
s2 := NewLowBiased(RelativeEpsilon)
a := populateStream(s1)
a = append(a, populateStream(s2)...)
s1.Merge(s2.Samples())
verifyLowPercsWithRelativeEpsilon(t, a, s2)
}
// BrokenTestHighBiasedMerge is broken, see Merge doc comment.
func BrokenTestHighBiasedMerge(t *testing.T) {
rand.Seed(42)
s1 := NewHighBiased(RelativeEpsilon)
s2 := NewHighBiased(RelativeEpsilon)
a := populateStream(s1)
a = append(a, populateStream(s2)...)
s1.Merge(s2.Samples())
verifyHighPercsWithRelativeEpsilon(t, a, s2)
}
func TestUncompressed(t *testing.T) {
q := NewTargeted(Targets)
for i := 100; i > 0; i-- {
q.Insert(float64(i))
}
if g := q.Count(); g != 100 {
t.Errorf("want count 100, got %d", g)
}
// Before compression, Query should have 100% accuracy.
for quantile := range Targets {
w := quantile * 100
if g := q.Query(quantile); g != w {
t.Errorf("want %f, got %f", w, g)
}
}
}
func TestUncompressedSamples(t *testing.T) {
q := NewTargeted(map[float64]float64{0.99: 0.001})
for i := 1; i <= 100; i++ {
q.Insert(float64(i))
}
if g := q.Samples().Len(); g != 100 {
t.Errorf("want count 100, got %d", g)
}
}
func TestUncompressedOne(t *testing.T) {
q := NewTargeted(map[float64]float64{0.99: 0.01})
q.Insert(3.14)
if g := q.Query(0.90); g != 3.14 {
t.Error("want PI, got", g)
}
}
func TestDefaults(t *testing.T) {
if g := NewTargeted(map[float64]float64{0.99: 0.001}).Query(0.99); g != 0 {
t.Errorf("want 0, got %f", g)
}
}

View file

@ -1,22 +0,0 @@
The MIT License
Copyright (c) 2014 Benedikt Lang <github at benediktlang.de>
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.

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@ -1,142 +0,0 @@
semver for golang [![Build Status](https://drone.io/github.com/blang/semver/status.png)](https://drone.io/github.com/blang/semver/latest) [![GoDoc](https://godoc.org/github.com/blang/semver?status.png)](https://godoc.org/github.com/blang/semver) [![Coverage Status](https://img.shields.io/coveralls/blang/semver.svg)](https://coveralls.io/r/blang/semver?branch=master)
======
semver is a [Semantic Versioning](http://semver.org/) library written in golang. It fully covers spec version `2.0.0`.
Usage
-----
```bash
$ go get github.com/blang/semver
```
Note: Always vendor your dependencies or fix on a specific version tag.
```go
import github.com/blang/semver
v1, err := semver.Make("1.0.0-beta")
v2, err := semver.Make("2.0.0-beta")
v1.Compare(v2)
```
Also check the [GoDocs](http://godoc.org/github.com/blang/semver).
Why should I use this lib?
-----
- Fully spec compatible
- No reflection
- No regex
- Fully tested (Coverage >99%)
- Readable parsing/validation errors
- Fast (See [Benchmarks](#benchmarks))
- Only Stdlib
- Uses values instead of pointers
- Many features, see below
Features
-----
- Parsing and validation at all levels
- Comparator-like comparisons
- Compare Helper Methods
- InPlace manipulation
- Sortable (implements sort.Interface)
- database/sql compatible (sql.Scanner/Valuer)
- encoding/json compatible (json.Marshaler/Unmarshaler)
Example
-----
Have a look at full examples in [examples/main.go](examples/main.go)
```go
import github.com/blang/semver
v, err := semver.Make("0.0.1-alpha.preview+123.github")
fmt.Printf("Major: %d\n", v.Major)
fmt.Printf("Minor: %d\n", v.Minor)
fmt.Printf("Patch: %d\n", v.Patch)
fmt.Printf("Pre: %s\n", v.Pre)
fmt.Printf("Build: %s\n", v.Build)
// Prerelease versions array
if len(v.Pre) > 0 {
fmt.Println("Prerelease versions:")
for i, pre := range v.Pre {
fmt.Printf("%d: %q\n", i, pre)
}
}
// Build meta data array
if len(v.Build) > 0 {
fmt.Println("Build meta data:")
for i, build := range v.Build {
fmt.Printf("%d: %q\n", i, build)
}
}
v001, err := semver.Make("0.0.1")
// Compare using helpers: v.GT(v2), v.LT, v.GTE, v.LTE
v001.GT(v) == true
v.LT(v001) == true
v.GTE(v) == true
v.LTE(v) == true
// Or use v.Compare(v2) for comparisons (-1, 0, 1):
v001.Compare(v) == 1
v.Compare(v001) == -1
v.Compare(v) == 0
// Manipulate Version in place:
v.Pre[0], err = semver.NewPRVersion("beta")
if err != nil {
fmt.Printf("Error parsing pre release version: %q", err)
}
fmt.Println("\nValidate versions:")
v.Build[0] = "?"
err = v.Validate()
if err != nil {
fmt.Printf("Validation failed: %s\n", err)
}
```
Benchmarks
-----
BenchmarkParseSimple 5000000 328 ns/op 49 B/op 1 allocs/op
BenchmarkParseComplex 1000000 2105 ns/op 263 B/op 7 allocs/op
BenchmarkParseAverage 1000000 1301 ns/op 168 B/op 4 allocs/op
BenchmarkStringSimple 10000000 130 ns/op 5 B/op 1 allocs/op
BenchmarkStringLarger 5000000 280 ns/op 32 B/op 2 allocs/op
BenchmarkStringComplex 3000000 512 ns/op 80 B/op 3 allocs/op
BenchmarkStringAverage 5000000 387 ns/op 47 B/op 2 allocs/op
BenchmarkValidateSimple 500000000 7.92 ns/op 0 B/op 0 allocs/op
BenchmarkValidateComplex 2000000 923 ns/op 0 B/op 0 allocs/op
BenchmarkValidateAverage 5000000 452 ns/op 0 B/op 0 allocs/op
BenchmarkCompareSimple 100000000 11.2 ns/op 0 B/op 0 allocs/op
BenchmarkCompareComplex 50000000 40.9 ns/op 0 B/op 0 allocs/op
BenchmarkCompareAverage 50000000 43.8 ns/op 0 B/op 0 allocs/op
BenchmarkSort 5000000 436 ns/op 259 B/op 2 allocs/op
See benchmark cases at [semver_test.go](semver_test.go)
Motivation
-----
I simply couldn't find any lib supporting the full spec. Others were just wrong or used reflection and regex which i don't like.
Contribution
-----
Feel free to make a pull request. For bigger changes create a issue first to discuss about it.
License
-----
See [LICENSE](LICENSE) file.

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@ -1,83 +0,0 @@
package main
import (
"fmt"
"github.com/blang/semver"
)
func main() {
v, err := semver.Parse("0.0.1-alpha.preview.222+123.github")
if err != nil {
fmt.Printf("Error while parsing (not valid): %q", err)
}
fmt.Printf("Version to string: %q\n", v)
fmt.Printf("Major: %d\n", v.Major)
fmt.Printf("Minor: %d\n", v.Minor)
fmt.Printf("Patch: %d\n", v.Patch)
// Prerelease versions
if len(v.Pre) > 0 {
fmt.Println("Prerelease versions:")
for i, pre := range v.Pre {
fmt.Printf("%d: %q\n", i, pre)
}
}
// Build meta data
if len(v.Build) > 0 {
fmt.Println("Build meta data:")
for i, build := range v.Build {
fmt.Printf("%d: %q\n", i, build)
}
}
// Make == Parse (Value), New for Pointer
v001, err := semver.Make("0.0.1")
fmt.Println("\nUse Version.Compare for comparisons (-1, 0, 1):")
fmt.Printf("%q is greater than %q: Compare == %d\n", v001, v, v001.Compare(v))
fmt.Printf("%q is less than %q: Compare == %d\n", v, v001, v.Compare(v001))
fmt.Printf("%q is equal to %q: Compare == %d\n", v, v, v.Compare(v))
fmt.Println("\nUse comparison helpers returning booleans:")
fmt.Printf("%q is greater than %q: %t\n", v001, v, v001.GT(v))
fmt.Printf("%q is greater than equal %q: %t\n", v001, v, v001.GTE(v))
fmt.Printf("%q is greater than equal %q: %t\n", v, v, v.GTE(v))
fmt.Printf("%q is less than %q: %t\n", v, v001, v.LT(v001))
fmt.Printf("%q is less than equal %q: %t\n", v, v001, v.LTE(v001))
fmt.Printf("%q is less than equal %q: %t\n", v, v, v.LTE(v))
fmt.Println("\nManipulate Version in place:")
v.Pre[0], err = semver.NewPRVersion("beta")
if err != nil {
fmt.Printf("Error parsing pre release version: %q", err)
}
fmt.Printf("Version to string: %q\n", v)
fmt.Println("\nCompare Prerelease versions:")
pre1, _ := semver.NewPRVersion("123")
pre2, _ := semver.NewPRVersion("alpha")
pre3, _ := semver.NewPRVersion("124")
fmt.Printf("%q is less than %q: Compare == %d\n", pre1, pre2, pre1.Compare(pre2))
fmt.Printf("%q is greater than %q: Compare == %d\n", pre3, pre1, pre3.Compare(pre1))
fmt.Printf("%q is equal to %q: Compare == %d\n", pre1, pre1, pre1.Compare(pre1))
fmt.Println("\nValidate versions:")
v.Build[0] = "?"
err = v.Validate()
if err != nil {
fmt.Printf("Validation failed: %s\n", err)
}
fmt.Println("Create valid build meta data:")
b1, _ := semver.NewBuildVersion("build123")
v.Build[0] = b1
fmt.Printf("Version with new build version %q\n", v)
_, err = semver.NewBuildVersion("build?123")
if err != nil {
fmt.Printf("Create build version failed: %s\n", err)
}
}

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@ -1,23 +0,0 @@
package semver
import (
"encoding/json"
)
// MarshalJSON implements the encoding/json.Marshaler interface.
func (v Version) MarshalJSON() ([]byte, error) {
return json.Marshal(v.String())
}
// UnmarshalJSON implements the encoding/json.Unmarshaler interface.
func (v *Version) UnmarshalJSON(data []byte) (err error) {
var versionString string
if err = json.Unmarshal(data, &versionString); err != nil {
return
}
*v, err = Parse(versionString)
return
}

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@ -1,45 +0,0 @@
package semver
import (
"encoding/json"
"strconv"
"testing"
)
func TestJSONMarshal(t *testing.T) {
versionString := "3.1.4-alpha.1.5.9+build.2.6.5"
v, err := Parse(versionString)
if err != nil {
t.Fatal(err)
}
versionJSON, err := json.Marshal(v)
if err != nil {
t.Fatal(err)
}
quotedVersionString := strconv.Quote(versionString)
if string(versionJSON) != quotedVersionString {
t.Fatalf("JSON marshaled semantic version not equal: expected %q, got %q", quotedVersionString, string(versionJSON))
}
}
func TestJSONUnmarshal(t *testing.T) {
versionString := "3.1.4-alpha.1.5.9+build.2.6.5"
quotedVersionString := strconv.Quote(versionString)
var v Version
if err := json.Unmarshal([]byte(quotedVersionString), &v); err != nil {
t.Fatal(err)
}
if v.String() != versionString {
t.Fatalf("JSON unmarshaled semantic version not equal: expected %q, got %q", versionString, v.String())
}
badVersionString := strconv.Quote("3.1.4.1.5.9.2.6.5-other-digits-of-pi")
if err := json.Unmarshal([]byte(badVersionString), &v); err == nil {
t.Fatal("expected JSON unmarshal error, got nil")
}
}

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@ -1,395 +0,0 @@
package semver
import (
"errors"
"fmt"
"strconv"
"strings"
)
const (
numbers string = "0123456789"
alphas = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-"
alphanum = alphas + numbers
)
// SpecVersion is the latest fully supported spec version of semver
var SpecVersion = Version{
Major: 2,
Minor: 0,
Patch: 0,
}
// Version represents a semver compatible version
type Version struct {
Major uint64
Minor uint64
Patch uint64
Pre []PRVersion
Build []string //No Precendence
}
// Version to string
func (v Version) String() string {
b := make([]byte, 0, 5)
b = strconv.AppendUint(b, v.Major, 10)
b = append(b, '.')
b = strconv.AppendUint(b, v.Minor, 10)
b = append(b, '.')
b = strconv.AppendUint(b, v.Patch, 10)
if len(v.Pre) > 0 {
b = append(b, '-')
b = append(b, v.Pre[0].String()...)
for _, pre := range v.Pre[1:] {
b = append(b, '.')
b = append(b, pre.String()...)
}
}
if len(v.Build) > 0 {
b = append(b, '+')
b = append(b, v.Build[0]...)
for _, build := range v.Build[1:] {
b = append(b, '.')
b = append(b, build...)
}
}
return string(b)
}
// Equals checks if v is equal to o.
func (v Version) Equals(o Version) bool {
return (v.Compare(o) == 0)
}
// EQ checks if v is equal to o.
func (v Version) EQ(o Version) bool {
return (v.Compare(o) == 0)
}
// NE checks if v is not equal to o.
func (v Version) NE(o Version) bool {
return (v.Compare(o) != 0)
}
// GT checks if v is greater than o.
func (v Version) GT(o Version) bool {
return (v.Compare(o) == 1)
}
// GTE checks if v is greater than or equal to o.
func (v Version) GTE(o Version) bool {
return (v.Compare(o) >= 0)
}
// GE checks if v is greater than or equal to o.
func (v Version) GE(o Version) bool {
return (v.Compare(o) >= 0)
}
// LT checks if v is less than o.
func (v Version) LT(o Version) bool {
return (v.Compare(o) == -1)
}
// LTE checks if v is less than or equal to o.
func (v Version) LTE(o Version) bool {
return (v.Compare(o) <= 0)
}
// LE checks if v is less than or equal to o.
func (v Version) LE(o Version) bool {
return (v.Compare(o) <= 0)
}
// Compare compares Versions v to o:
// -1 == v is less than o
// 0 == v is equal to o
// 1 == v is greater than o
func (v Version) Compare(o Version) int {
if v.Major != o.Major {
if v.Major > o.Major {
return 1
}
return -1
}
if v.Minor != o.Minor {
if v.Minor > o.Minor {
return 1
}
return -1
}
if v.Patch != o.Patch {
if v.Patch > o.Patch {
return 1
}
return -1
}
// Quick comparison if a version has no prerelease versions
if len(v.Pre) == 0 && len(o.Pre) == 0 {
return 0
} else if len(v.Pre) == 0 && len(o.Pre) > 0 {
return 1
} else if len(v.Pre) > 0 && len(o.Pre) == 0 {
return -1
}
i := 0
for ; i < len(v.Pre) && i < len(o.Pre); i++ {
if comp := v.Pre[i].Compare(o.Pre[i]); comp == 0 {
continue
} else if comp == 1 {
return 1
} else {
return -1
}
}
// If all pr versions are the equal but one has further prversion, this one greater
if i == len(v.Pre) && i == len(o.Pre) {
return 0
} else if i == len(v.Pre) && i < len(o.Pre) {
return -1
} else {
return 1
}
}
// Validate validates v and returns error in case
func (v Version) Validate() error {
// Major, Minor, Patch already validated using uint64
for _, pre := range v.Pre {
if !pre.IsNum { //Numeric prerelease versions already uint64
if len(pre.VersionStr) == 0 {
return fmt.Errorf("Prerelease can not be empty %q", pre.VersionStr)
}
if !containsOnly(pre.VersionStr, alphanum) {
return fmt.Errorf("Invalid character(s) found in prerelease %q", pre.VersionStr)
}
}
}
for _, build := range v.Build {
if len(build) == 0 {
return fmt.Errorf("Build meta data can not be empty %q", build)
}
if !containsOnly(build, alphanum) {
return fmt.Errorf("Invalid character(s) found in build meta data %q", build)
}
}
return nil
}
// New is an alias for Parse and returns a pointer, parses version string and returns a validated Version or error
func New(s string) (vp *Version, err error) {
v, err := Parse(s)
vp = &v
return
}
// Make is an alias for Parse, parses version string and returns a validated Version or error
func Make(s string) (Version, error) {
return Parse(s)
}
// Parse parses version string and returns a validated Version or error
func Parse(s string) (Version, error) {
if len(s) == 0 {
return Version{}, errors.New("Version string empty")
}
// Split into major.minor.(patch+pr+meta)
parts := strings.SplitN(s, ".", 3)
if len(parts) != 3 {
return Version{}, errors.New("No Major.Minor.Patch elements found")
}
// Major
if !containsOnly(parts[0], numbers) {
return Version{}, fmt.Errorf("Invalid character(s) found in major number %q", parts[0])
}
if hasLeadingZeroes(parts[0]) {
return Version{}, fmt.Errorf("Major number must not contain leading zeroes %q", parts[0])
}
major, err := strconv.ParseUint(parts[0], 10, 64)
if err != nil {
return Version{}, err
}
// Minor
if !containsOnly(parts[1], numbers) {
return Version{}, fmt.Errorf("Invalid character(s) found in minor number %q", parts[1])
}
if hasLeadingZeroes(parts[1]) {
return Version{}, fmt.Errorf("Minor number must not contain leading zeroes %q", parts[1])
}
minor, err := strconv.ParseUint(parts[1], 10, 64)
if err != nil {
return Version{}, err
}
v := Version{}
v.Major = major
v.Minor = minor
var build, prerelease []string
patchStr := parts[2]
if buildIndex := strings.IndexRune(patchStr, '+'); buildIndex != -1 {
build = strings.Split(patchStr[buildIndex+1:], ".")
patchStr = patchStr[:buildIndex]
}
if preIndex := strings.IndexRune(patchStr, '-'); preIndex != -1 {
prerelease = strings.Split(patchStr[preIndex+1:], ".")
patchStr = patchStr[:preIndex]
}
if !containsOnly(patchStr, numbers) {
return Version{}, fmt.Errorf("Invalid character(s) found in patch number %q", patchStr)
}
if hasLeadingZeroes(patchStr) {
return Version{}, fmt.Errorf("Patch number must not contain leading zeroes %q", patchStr)
}
patch, err := strconv.ParseUint(patchStr, 10, 64)
if err != nil {
return Version{}, err
}
v.Patch = patch
// Prerelease
for _, prstr := range prerelease {
parsedPR, err := NewPRVersion(prstr)
if err != nil {
return Version{}, err
}
v.Pre = append(v.Pre, parsedPR)
}
// Build meta data
for _, str := range build {
if len(str) == 0 {
return Version{}, errors.New("Build meta data is empty")
}
if !containsOnly(str, alphanum) {
return Version{}, fmt.Errorf("Invalid character(s) found in build meta data %q", str)
}
v.Build = append(v.Build, str)
}
return v, nil
}
// MustParse is like Parse but panics if the version cannot be parsed.
func MustParse(s string) Version {
v, err := Parse(s)
if err != nil {
panic(`semver: Parse(` + s + `): ` + err.Error())
}
return v
}
// PRVersion represents a PreRelease Version
type PRVersion struct {
VersionStr string
VersionNum uint64
IsNum bool
}
// NewPRVersion creates a new valid prerelease version
func NewPRVersion(s string) (PRVersion, error) {
if len(s) == 0 {
return PRVersion{}, errors.New("Prerelease is empty")
}
v := PRVersion{}
if containsOnly(s, numbers) {
if hasLeadingZeroes(s) {
return PRVersion{}, fmt.Errorf("Numeric PreRelease version must not contain leading zeroes %q", s)
}
num, err := strconv.ParseUint(s, 10, 64)
// Might never be hit, but just in case
if err != nil {
return PRVersion{}, err
}
v.VersionNum = num
v.IsNum = true
} else if containsOnly(s, alphanum) {
v.VersionStr = s
v.IsNum = false
} else {
return PRVersion{}, fmt.Errorf("Invalid character(s) found in prerelease %q", s)
}
return v, nil
}
// IsNumeric checks if prerelease-version is numeric
func (v PRVersion) IsNumeric() bool {
return v.IsNum
}
// Compare compares two PreRelease Versions v and o:
// -1 == v is less than o
// 0 == v is equal to o
// 1 == v is greater than o
func (v PRVersion) Compare(o PRVersion) int {
if v.IsNum && !o.IsNum {
return -1
} else if !v.IsNum && o.IsNum {
return 1
} else if v.IsNum && o.IsNum {
if v.VersionNum == o.VersionNum {
return 0
} else if v.VersionNum > o.VersionNum {
return 1
} else {
return -1
}
} else { // both are Alphas
if v.VersionStr == o.VersionStr {
return 0
} else if v.VersionStr > o.VersionStr {
return 1
} else {
return -1
}
}
}
// PreRelease version to string
func (v PRVersion) String() string {
if v.IsNum {
return strconv.FormatUint(v.VersionNum, 10)
}
return v.VersionStr
}
func containsOnly(s string, set string) bool {
return strings.IndexFunc(s, func(r rune) bool {
return !strings.ContainsRune(set, r)
}) == -1
}
func hasLeadingZeroes(s string) bool {
return len(s) > 1 && s[0] == '0'
}
// NewBuildVersion creates a new valid build version
func NewBuildVersion(s string) (string, error) {
if len(s) == 0 {
return "", errors.New("Buildversion is empty")
}
if !containsOnly(s, alphanum) {
return "", fmt.Errorf("Invalid character(s) found in build meta data %q", s)
}
return s, nil
}

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@ -1,417 +0,0 @@
package semver
import (
"testing"
)
func prstr(s string) PRVersion {
return PRVersion{s, 0, false}
}
func prnum(i uint64) PRVersion {
return PRVersion{"", i, true}
}
type formatTest struct {
v Version
result string
}
var formatTests = []formatTest{
{Version{1, 2, 3, nil, nil}, "1.2.3"},
{Version{0, 0, 1, nil, nil}, "0.0.1"},
{Version{0, 0, 1, []PRVersion{prstr("alpha"), prstr("preview")}, []string{"123", "456"}}, "0.0.1-alpha.preview+123.456"},
{Version{1, 2, 3, []PRVersion{prstr("alpha"), prnum(1)}, []string{"123", "456"}}, "1.2.3-alpha.1+123.456"},
{Version{1, 2, 3, []PRVersion{prstr("alpha"), prnum(1)}, nil}, "1.2.3-alpha.1"},
{Version{1, 2, 3, nil, []string{"123", "456"}}, "1.2.3+123.456"},
// Prereleases and build metadata hyphens
{Version{1, 2, 3, []PRVersion{prstr("alpha"), prstr("b-eta")}, []string{"123", "b-uild"}}, "1.2.3-alpha.b-eta+123.b-uild"},
{Version{1, 2, 3, nil, []string{"123", "b-uild"}}, "1.2.3+123.b-uild"},
{Version{1, 2, 3, []PRVersion{prstr("alpha"), prstr("b-eta")}, nil}, "1.2.3-alpha.b-eta"},
}
func TestStringer(t *testing.T) {
for _, test := range formatTests {
if res := test.v.String(); res != test.result {
t.Errorf("Stringer, expected %q but got %q", test.result, res)
}
}
}
func TestParse(t *testing.T) {
for _, test := range formatTests {
if v, err := Parse(test.result); err != nil {
t.Errorf("Error parsing %q: %q", test.result, err)
} else if comp := v.Compare(test.v); comp != 0 {
t.Errorf("Parsing, expected %q but got %q, comp: %d ", test.v, v, comp)
} else if err := v.Validate(); err != nil {
t.Errorf("Error validating parsed version %q: %q", test.v, err)
}
}
}
func TestMustParse(t *testing.T) {
_ = MustParse("32.2.1-alpha")
}
func TestMustParse_panic(t *testing.T) {
defer func() {
if recover() == nil {
t.Errorf("Should have panicked")
}
}()
_ = MustParse("invalid version")
}
func TestValidate(t *testing.T) {
for _, test := range formatTests {
if err := test.v.Validate(); err != nil {
t.Errorf("Error validating %q: %q", test.v, err)
}
}
}
type compareTest struct {
v1 Version
v2 Version
result int
}
var compareTests = []compareTest{
{Version{1, 0, 0, nil, nil}, Version{1, 0, 0, nil, nil}, 0},
{Version{2, 0, 0, nil, nil}, Version{1, 0, 0, nil, nil}, 1},
{Version{0, 1, 0, nil, nil}, Version{0, 1, 0, nil, nil}, 0},
{Version{0, 2, 0, nil, nil}, Version{0, 1, 0, nil, nil}, 1},
{Version{0, 0, 1, nil, nil}, Version{0, 0, 1, nil, nil}, 0},
{Version{0, 0, 2, nil, nil}, Version{0, 0, 1, nil, nil}, 1},
{Version{1, 2, 3, nil, nil}, Version{1, 2, 3, nil, nil}, 0},
{Version{2, 2, 4, nil, nil}, Version{1, 2, 4, nil, nil}, 1},
{Version{1, 3, 3, nil, nil}, Version{1, 2, 3, nil, nil}, 1},
{Version{1, 2, 4, nil, nil}, Version{1, 2, 3, nil, nil}, 1},
// Spec Examples #11
{Version{1, 0, 0, nil, nil}, Version{2, 0, 0, nil, nil}, -1},
{Version{2, 0, 0, nil, nil}, Version{2, 1, 0, nil, nil}, -1},
{Version{2, 1, 0, nil, nil}, Version{2, 1, 1, nil, nil}, -1},
// Spec Examples #9
{Version{1, 0, 0, nil, nil}, Version{1, 0, 0, []PRVersion{prstr("alpha")}, nil}, 1},
{Version{1, 0, 0, []PRVersion{prstr("alpha")}, nil}, Version{1, 0, 0, []PRVersion{prstr("alpha"), prnum(1)}, nil}, -1},
{Version{1, 0, 0, []PRVersion{prstr("alpha"), prnum(1)}, nil}, Version{1, 0, 0, []PRVersion{prstr("alpha"), prstr("beta")}, nil}, -1},
{Version{1, 0, 0, []PRVersion{prstr("alpha"), prstr("beta")}, nil}, Version{1, 0, 0, []PRVersion{prstr("beta")}, nil}, -1},
{Version{1, 0, 0, []PRVersion{prstr("beta")}, nil}, Version{1, 0, 0, []PRVersion{prstr("beta"), prnum(2)}, nil}, -1},
{Version{1, 0, 0, []PRVersion{prstr("beta"), prnum(2)}, nil}, Version{1, 0, 0, []PRVersion{prstr("beta"), prnum(11)}, nil}, -1},
{Version{1, 0, 0, []PRVersion{prstr("beta"), prnum(11)}, nil}, Version{1, 0, 0, []PRVersion{prstr("rc"), prnum(1)}, nil}, -1},
{Version{1, 0, 0, []PRVersion{prstr("rc"), prnum(1)}, nil}, Version{1, 0, 0, nil, nil}, -1},
// Ignore Build metadata
{Version{1, 0, 0, nil, []string{"1", "2", "3"}}, Version{1, 0, 0, nil, nil}, 0},
}
func TestCompare(t *testing.T) {
for _, test := range compareTests {
if res := test.v1.Compare(test.v2); res != test.result {
t.Errorf("Comparing %q : %q, expected %d but got %d", test.v1, test.v2, test.result, res)
}
//Test counterpart
if res := test.v2.Compare(test.v1); res != -test.result {
t.Errorf("Comparing %q : %q, expected %d but got %d", test.v2, test.v1, -test.result, res)
}
}
}
type wrongformatTest struct {
v *Version
str string
}
var wrongformatTests = []wrongformatTest{
{nil, ""},
{nil, "."},
{nil, "1."},
{nil, ".1"},
{nil, "a.b.c"},
{nil, "1.a.b"},
{nil, "1.1.a"},
{nil, "1.a.1"},
{nil, "a.1.1"},
{nil, ".."},
{nil, "1.."},
{nil, "1.1."},
{nil, "1..1"},
{nil, "1.1.+123"},
{nil, "1.1.-beta"},
{nil, "-1.1.1"},
{nil, "1.-1.1"},
{nil, "1.1.-1"},
// giant numbers
{nil, "20000000000000000000.1.1"},
{nil, "1.20000000000000000000.1"},
{nil, "1.1.20000000000000000000"},
{nil, "1.1.1-20000000000000000000"},
// Leading zeroes
{nil, "01.1.1"},
{nil, "001.1.1"},
{nil, "1.01.1"},
{nil, "1.001.1"},
{nil, "1.1.01"},
{nil, "1.1.001"},
{nil, "1.1.1-01"},
{nil, "1.1.1-001"},
{nil, "1.1.1-beta.01"},
{nil, "1.1.1-beta.001"},
{&Version{0, 0, 0, []PRVersion{prstr("!")}, nil}, "0.0.0-!"},
{&Version{0, 0, 0, nil, []string{"!"}}, "0.0.0+!"},
// empty prversion
{&Version{0, 0, 0, []PRVersion{prstr(""), prstr("alpha")}, nil}, "0.0.0-.alpha"},
// empty build meta data
{&Version{0, 0, 0, []PRVersion{prstr("alpha")}, []string{""}}, "0.0.0-alpha+"},
{&Version{0, 0, 0, []PRVersion{prstr("alpha")}, []string{"test", ""}}, "0.0.0-alpha+test."},
}
func TestWrongFormat(t *testing.T) {
for _, test := range wrongformatTests {
if res, err := Parse(test.str); err == nil {
t.Errorf("Parsing wrong format version %q, expected error but got %q", test.str, res)
}
if test.v != nil {
if err := test.v.Validate(); err == nil {
t.Errorf("Validating wrong format version %q (%q), expected error", test.v, test.str)
}
}
}
}
func TestCompareHelper(t *testing.T) {
v := Version{1, 0, 0, []PRVersion{prstr("alpha")}, nil}
v1 := Version{1, 0, 0, nil, nil}
if !v.EQ(v) {
t.Errorf("%q should be equal to %q", v, v)
}
if !v.Equals(v) {
t.Errorf("%q should be equal to %q", v, v)
}
if !v1.NE(v) {
t.Errorf("%q should not be equal to %q", v1, v)
}
if !v.GTE(v) {
t.Errorf("%q should be greater than or equal to %q", v, v)
}
if !v.LTE(v) {
t.Errorf("%q should be less than or equal to %q", v, v)
}
if !v.LT(v1) {
t.Errorf("%q should be less than %q", v, v1)
}
if !v.LTE(v1) {
t.Errorf("%q should be less than or equal %q", v, v1)
}
if !v.LE(v1) {
t.Errorf("%q should be less than or equal %q", v, v1)
}
if !v1.GT(v) {
t.Errorf("%q should be greater than %q", v1, v)
}
if !v1.GTE(v) {
t.Errorf("%q should be greater than or equal %q", v1, v)
}
if !v1.GE(v) {
t.Errorf("%q should be greater than or equal %q", v1, v)
}
}
func TestPreReleaseVersions(t *testing.T) {
p1, err := NewPRVersion("123")
if !p1.IsNumeric() {
t.Errorf("Expected numeric prversion, got %q", p1)
}
if p1.VersionNum != 123 {
t.Error("Wrong prversion number")
}
if err != nil {
t.Errorf("Not expected error %q", err)
}
p2, err := NewPRVersion("alpha")
if p2.IsNumeric() {
t.Errorf("Expected non-numeric prversion, got %q", p2)
}
if p2.VersionStr != "alpha" {
t.Error("Wrong prversion string")
}
if err != nil {
t.Errorf("Not expected error %q", err)
}
}
func TestBuildMetaDataVersions(t *testing.T) {
_, err := NewBuildVersion("123")
if err != nil {
t.Errorf("Unexpected error %q", err)
}
_, err = NewBuildVersion("build")
if err != nil {
t.Errorf("Unexpected error %q", err)
}
_, err = NewBuildVersion("test?")
if err == nil {
t.Error("Expected error, got none")
}
_, err = NewBuildVersion("")
if err == nil {
t.Error("Expected error, got none")
}
}
func TestNewHelper(t *testing.T) {
v, err := New("1.2.3")
if err != nil {
t.Fatalf("Unexpected error %q", err)
}
// New returns pointer
if v == nil {
t.Fatal("Version is nil")
}
if v.Compare(Version{1, 2, 3, nil, nil}) != 0 {
t.Fatal("Unexpected comparison problem")
}
}
func TestMakeHelper(t *testing.T) {
v, err := Make("1.2.3")
if err != nil {
t.Fatalf("Unexpected error %q", err)
}
if v.Compare(Version{1, 2, 3, nil, nil}) != 0 {
t.Fatal("Unexpected comparison problem")
}
}
func BenchmarkParseSimple(b *testing.B) {
const VERSION = "0.0.1"
b.ReportAllocs()
b.ResetTimer()
for n := 0; n < b.N; n++ {
Parse(VERSION)
}
}
func BenchmarkParseComplex(b *testing.B) {
const VERSION = "0.0.1-alpha.preview+123.456"
b.ReportAllocs()
b.ResetTimer()
for n := 0; n < b.N; n++ {
Parse(VERSION)
}
}
func BenchmarkParseAverage(b *testing.B) {
l := len(formatTests)
b.ReportAllocs()
b.ResetTimer()
for n := 0; n < b.N; n++ {
Parse(formatTests[n%l].result)
}
}
func BenchmarkStringSimple(b *testing.B) {
const VERSION = "0.0.1"
v, _ := Parse(VERSION)
b.ReportAllocs()
b.ResetTimer()
for n := 0; n < b.N; n++ {
v.String()
}
}
func BenchmarkStringLarger(b *testing.B) {
const VERSION = "11.15.2012"
v, _ := Parse(VERSION)
b.ReportAllocs()
b.ResetTimer()
for n := 0; n < b.N; n++ {
v.String()
}
}
func BenchmarkStringComplex(b *testing.B) {
const VERSION = "0.0.1-alpha.preview+123.456"
v, _ := Parse(VERSION)
b.ReportAllocs()
b.ResetTimer()
for n := 0; n < b.N; n++ {
v.String()
}
}
func BenchmarkStringAverage(b *testing.B) {
l := len(formatTests)
b.ReportAllocs()
b.ResetTimer()
for n := 0; n < b.N; n++ {
formatTests[n%l].v.String()
}
}
func BenchmarkValidateSimple(b *testing.B) {
const VERSION = "0.0.1"
v, _ := Parse(VERSION)
b.ReportAllocs()
b.ResetTimer()
for n := 0; n < b.N; n++ {
v.Validate()
}
}
func BenchmarkValidateComplex(b *testing.B) {
const VERSION = "0.0.1-alpha.preview+123.456"
v, _ := Parse(VERSION)
b.ReportAllocs()
b.ResetTimer()
for n := 0; n < b.N; n++ {
v.Validate()
}
}
func BenchmarkValidateAverage(b *testing.B) {
l := len(formatTests)
b.ReportAllocs()
b.ResetTimer()
for n := 0; n < b.N; n++ {
formatTests[n%l].v.Validate()
}
}
func BenchmarkCompareSimple(b *testing.B) {
const VERSION = "0.0.1"
v, _ := Parse(VERSION)
b.ReportAllocs()
b.ResetTimer()
for n := 0; n < b.N; n++ {
v.Compare(v)
}
}
func BenchmarkCompareComplex(b *testing.B) {
const VERSION = "0.0.1-alpha.preview+123.456"
v, _ := Parse(VERSION)
b.ReportAllocs()
b.ResetTimer()
for n := 0; n < b.N; n++ {
v.Compare(v)
}
}
func BenchmarkCompareAverage(b *testing.B) {
l := len(compareTests)
b.ReportAllocs()
b.ResetTimer()
for n := 0; n < b.N; n++ {
compareTests[n%l].v1.Compare((compareTests[n%l].v2))
}
}

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@ -1,28 +0,0 @@
package semver
import (
"sort"
)
// Versions represents multiple versions.
type Versions []Version
// Len returns length of version collection
func (s Versions) Len() int {
return len(s)
}
// Swap swaps two versions inside the collection by its indices
func (s Versions) Swap(i, j int) {
s[i], s[j] = s[j], s[i]
}
// Less checks if version at index i is less than version at index j
func (s Versions) Less(i, j int) bool {
return s[i].LT(s[j])
}
// Sort sorts a slice of versions
func Sort(versions []Version) {
sort.Sort(Versions(versions))
}

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@ -1,30 +0,0 @@
package semver
import (
"reflect"
"testing"
)
func TestSort(t *testing.T) {
v100, _ := Parse("1.0.0")
v010, _ := Parse("0.1.0")
v001, _ := Parse("0.0.1")
versions := []Version{v010, v100, v001}
Sort(versions)
correct := []Version{v001, v010, v100}
if !reflect.DeepEqual(versions, correct) {
t.Fatalf("Sort returned wrong order: %s", versions)
}
}
func BenchmarkSort(b *testing.B) {
v100, _ := Parse("1.0.0")
v010, _ := Parse("0.1.0")
v001, _ := Parse("0.0.1")
b.ReportAllocs()
b.ResetTimer()
for n := 0; n < b.N; n++ {
Sort([]Version{v010, v100, v001})
}
}

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@ -1,30 +0,0 @@
package semver
import (
"database/sql/driver"
"fmt"
)
// Scan implements the database/sql.Scanner interface.
func (v *Version) Scan(src interface{}) (err error) {
var str string
switch src := src.(type) {
case string:
str = src
case []byte:
str = string(src)
default:
return fmt.Errorf("Version.Scan: cannot convert %T to string.", src)
}
if t, err := Parse(str); err == nil {
*v = t
}
return
}
// Value implements the database/sql/driver.Valuer interface.
func (v Version) Value() (driver.Value, error) {
return v.String(), nil
}

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@ -1,38 +0,0 @@
package semver
import (
"testing"
)
type scanTest struct {
val interface{}
shouldError bool
expected string
}
var scanTests = []scanTest{
{"1.2.3", false, "1.2.3"},
{[]byte("1.2.3"), false, "1.2.3"},
{7, true, ""},
{7e4, true, ""},
{true, true, ""},
}
func TestScanString(t *testing.T) {
for _, tc := range scanTests {
s := &Version{}
err := s.Scan(tc.val)
if tc.shouldError {
if err == nil {
t.Fatalf("Scan did not return an error on %v (%T)", tc.val, tc.val)
}
} else {
if err != nil {
t.Fatalf("Scan returned an unexpected error: %s (%T) on %v (%T)", tc.val, tc.val, tc.val, tc.val)
}
if val, _ := s.Value(); val != tc.expected {
t.Errorf("Wrong Value returned, expected %q, got %q", tc.expected, val)
}
}
}
}

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@ -1,151 +0,0 @@
// Copyright (c) 2015 Dave Collins <dave@davec.name>
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
// NOTE: Due to the following build constraints, this file will only be compiled
// when the code is not running on Google App Engine and "-tags disableunsafe"
// is not added to the go build command line.
// +build !appengine,!disableunsafe
package spew
import (
"reflect"
"unsafe"
)
const (
// UnsafeDisabled is a build-time constant which specifies whether or
// not access to the unsafe package is available.
UnsafeDisabled = false
// ptrSize is the size of a pointer on the current arch.
ptrSize = unsafe.Sizeof((*byte)(nil))
)
var (
// offsetPtr, offsetScalar, and offsetFlag are the offsets for the
// internal reflect.Value fields. These values are valid before golang
// commit ecccf07e7f9d which changed the format. The are also valid
// after commit 82f48826c6c7 which changed the format again to mirror
// the original format. Code in the init function updates these offsets
// as necessary.
offsetPtr = uintptr(ptrSize)
offsetScalar = uintptr(0)
offsetFlag = uintptr(ptrSize * 2)
// flagKindWidth and flagKindShift indicate various bits that the
// reflect package uses internally to track kind information.
//
// flagRO indicates whether or not the value field of a reflect.Value is
// read-only.
//
// flagIndir indicates whether the value field of a reflect.Value is
// the actual data or a pointer to the data.
//
// These values are valid before golang commit 90a7c3c86944 which
// changed their positions. Code in the init function updates these
// flags as necessary.
flagKindWidth = uintptr(5)
flagKindShift = uintptr(flagKindWidth - 1)
flagRO = uintptr(1 << 0)
flagIndir = uintptr(1 << 1)
)
func init() {
// Older versions of reflect.Value stored small integers directly in the
// ptr field (which is named val in the older versions). Versions
// between commits ecccf07e7f9d and 82f48826c6c7 added a new field named
// scalar for this purpose which unfortunately came before the flag
// field, so the offset of the flag field is different for those
// versions.
//
// This code constructs a new reflect.Value from a known small integer
// and checks if the size of the reflect.Value struct indicates it has
// the scalar field. When it does, the offsets are updated accordingly.
vv := reflect.ValueOf(0xf00)
if unsafe.Sizeof(vv) == (ptrSize * 4) {
offsetScalar = ptrSize * 2
offsetFlag = ptrSize * 3
}
// Commit 90a7c3c86944 changed the flag positions such that the low
// order bits are the kind. This code extracts the kind from the flags
// field and ensures it's the correct type. When it's not, the flag
// order has been changed to the newer format, so the flags are updated
// accordingly.
upf := unsafe.Pointer(uintptr(unsafe.Pointer(&vv)) + offsetFlag)
upfv := *(*uintptr)(upf)
flagKindMask := uintptr((1<<flagKindWidth - 1) << flagKindShift)
if (upfv&flagKindMask)>>flagKindShift != uintptr(reflect.Int) {
flagKindShift = 0
flagRO = 1 << 5
flagIndir = 1 << 6
// Commit adf9b30e5594 modified the flags to separate the
// flagRO flag into two bits which specifies whether or not the
// field is embedded. This causes flagIndir to move over a bit
// and means that flagRO is the combination of either of the
// original flagRO bit and the new bit.
//
// This code detects the change by extracting what used to be
// the indirect bit to ensure it's set. When it's not, the flag
// order has been changed to the newer format, so the flags are
// updated accordingly.
if upfv&flagIndir == 0 {
flagRO = 3 << 5
flagIndir = 1 << 7
}
}
}
// unsafeReflectValue converts the passed reflect.Value into a one that bypasses
// the typical safety restrictions preventing access to unaddressable and
// unexported data. It works by digging the raw pointer to the underlying
// value out of the protected value and generating a new unprotected (unsafe)
// reflect.Value to it.
//
// This allows us to check for implementations of the Stringer and error
// interfaces to be used for pretty printing ordinarily unaddressable and
// inaccessible values such as unexported struct fields.
func unsafeReflectValue(v reflect.Value) (rv reflect.Value) {
indirects := 1
vt := v.Type()
upv := unsafe.Pointer(uintptr(unsafe.Pointer(&v)) + offsetPtr)
rvf := *(*uintptr)(unsafe.Pointer(uintptr(unsafe.Pointer(&v)) + offsetFlag))
if rvf&flagIndir != 0 {
vt = reflect.PtrTo(v.Type())
indirects++
} else if offsetScalar != 0 {
// The value is in the scalar field when it's not one of the
// reference types.
switch vt.Kind() {
case reflect.Uintptr:
case reflect.Chan:
case reflect.Func:
case reflect.Map:
case reflect.Ptr:
case reflect.UnsafePointer:
default:
upv = unsafe.Pointer(uintptr(unsafe.Pointer(&v)) +
offsetScalar)
}
}
pv := reflect.NewAt(vt, upv)
rv = pv
for i := 0; i < indirects; i++ {
rv = rv.Elem()
}
return rv
}

View file

@ -1,37 +0,0 @@
// Copyright (c) 2015 Dave Collins <dave@davec.name>
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
// NOTE: Due to the following build constraints, this file will only be compiled
// when either the code is running on Google App Engine or "-tags disableunsafe"
// is added to the go build command line.
// +build appengine disableunsafe
package spew
import "reflect"
const (
// UnsafeDisabled is a build-time constant which specifies whether or
// not access to the unsafe package is available.
UnsafeDisabled = true
)
// unsafeReflectValue typically converts the passed reflect.Value into a one
// that bypasses the typical safety restrictions preventing access to
// unaddressable and unexported data. However, doing this relies on access to
// the unsafe package. This is a stub version which simply returns the passed
// reflect.Value when the unsafe package is not available.
func unsafeReflectValue(v reflect.Value) reflect.Value {
return v
}

View file

@ -1,341 +0,0 @@
/*
* Copyright (c) 2013 Dave Collins <dave@davec.name>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package spew
import (
"bytes"
"fmt"
"io"
"reflect"
"sort"
"strconv"
)
// Some constants in the form of bytes to avoid string overhead. This mirrors
// the technique used in the fmt package.
var (
panicBytes = []byte("(PANIC=")
plusBytes = []byte("+")
iBytes = []byte("i")
trueBytes = []byte("true")
falseBytes = []byte("false")
interfaceBytes = []byte("(interface {})")
commaNewlineBytes = []byte(",\n")
newlineBytes = []byte("\n")
openBraceBytes = []byte("{")
openBraceNewlineBytes = []byte("{\n")
closeBraceBytes = []byte("}")
asteriskBytes = []byte("*")
colonBytes = []byte(":")
colonSpaceBytes = []byte(": ")
openParenBytes = []byte("(")
closeParenBytes = []byte(")")
spaceBytes = []byte(" ")
pointerChainBytes = []byte("->")
nilAngleBytes = []byte("<nil>")
maxNewlineBytes = []byte("<max depth reached>\n")
maxShortBytes = []byte("<max>")
circularBytes = []byte("<already shown>")
circularShortBytes = []byte("<shown>")
invalidAngleBytes = []byte("<invalid>")
openBracketBytes = []byte("[")
closeBracketBytes = []byte("]")
percentBytes = []byte("%")
precisionBytes = []byte(".")
openAngleBytes = []byte("<")
closeAngleBytes = []byte(">")
openMapBytes = []byte("map[")
closeMapBytes = []byte("]")
lenEqualsBytes = []byte("len=")
capEqualsBytes = []byte("cap=")
)
// hexDigits is used to map a decimal value to a hex digit.
var hexDigits = "0123456789abcdef"
// catchPanic handles any panics that might occur during the handleMethods
// calls.
func catchPanic(w io.Writer, v reflect.Value) {
if err := recover(); err != nil {
w.Write(panicBytes)
fmt.Fprintf(w, "%v", err)
w.Write(closeParenBytes)
}
}
// handleMethods attempts to call the Error and String methods on the underlying
// type the passed reflect.Value represents and outputes the result to Writer w.
//
// It handles panics in any called methods by catching and displaying the error
// as the formatted value.
func handleMethods(cs *ConfigState, w io.Writer, v reflect.Value) (handled bool) {
// We need an interface to check if the type implements the error or
// Stringer interface. However, the reflect package won't give us an
// interface on certain things like unexported struct fields in order
// to enforce visibility rules. We use unsafe, when it's available,
// to bypass these restrictions since this package does not mutate the
// values.
if !v.CanInterface() {
if UnsafeDisabled {
return false
}
v = unsafeReflectValue(v)
}
// Choose whether or not to do error and Stringer interface lookups against
// the base type or a pointer to the base type depending on settings.
// Technically calling one of these methods with a pointer receiver can
// mutate the value, however, types which choose to satisify an error or
// Stringer interface with a pointer receiver should not be mutating their
// state inside these interface methods.
if !cs.DisablePointerMethods && !UnsafeDisabled && !v.CanAddr() {
v = unsafeReflectValue(v)
}
if v.CanAddr() {
v = v.Addr()
}
// Is it an error or Stringer?
switch iface := v.Interface().(type) {
case error:
defer catchPanic(w, v)
if cs.ContinueOnMethod {
w.Write(openParenBytes)
w.Write([]byte(iface.Error()))
w.Write(closeParenBytes)
w.Write(spaceBytes)
return false
}
w.Write([]byte(iface.Error()))
return true
case fmt.Stringer:
defer catchPanic(w, v)
if cs.ContinueOnMethod {
w.Write(openParenBytes)
w.Write([]byte(iface.String()))
w.Write(closeParenBytes)
w.Write(spaceBytes)
return false
}
w.Write([]byte(iface.String()))
return true
}
return false
}
// printBool outputs a boolean value as true or false to Writer w.
func printBool(w io.Writer, val bool) {
if val {
w.Write(trueBytes)
} else {
w.Write(falseBytes)
}
}
// printInt outputs a signed integer value to Writer w.
func printInt(w io.Writer, val int64, base int) {
w.Write([]byte(strconv.FormatInt(val, base)))
}
// printUint outputs an unsigned integer value to Writer w.
func printUint(w io.Writer, val uint64, base int) {
w.Write([]byte(strconv.FormatUint(val, base)))
}
// printFloat outputs a floating point value using the specified precision,
// which is expected to be 32 or 64bit, to Writer w.
func printFloat(w io.Writer, val float64, precision int) {
w.Write([]byte(strconv.FormatFloat(val, 'g', -1, precision)))
}
// printComplex outputs a complex value using the specified float precision
// for the real and imaginary parts to Writer w.
func printComplex(w io.Writer, c complex128, floatPrecision int) {
r := real(c)
w.Write(openParenBytes)
w.Write([]byte(strconv.FormatFloat(r, 'g', -1, floatPrecision)))
i := imag(c)
if i >= 0 {
w.Write(plusBytes)
}
w.Write([]byte(strconv.FormatFloat(i, 'g', -1, floatPrecision)))
w.Write(iBytes)
w.Write(closeParenBytes)
}
// printHexPtr outputs a uintptr formatted as hexidecimal with a leading '0x'
// prefix to Writer w.
func printHexPtr(w io.Writer, p uintptr) {
// Null pointer.
num := uint64(p)
if num == 0 {
w.Write(nilAngleBytes)
return
}
// Max uint64 is 16 bytes in hex + 2 bytes for '0x' prefix
buf := make([]byte, 18)
// It's simpler to construct the hex string right to left.
base := uint64(16)
i := len(buf) - 1
for num >= base {
buf[i] = hexDigits[num%base]
num /= base
i--
}
buf[i] = hexDigits[num]
// Add '0x' prefix.
i--
buf[i] = 'x'
i--
buf[i] = '0'
// Strip unused leading bytes.
buf = buf[i:]
w.Write(buf)
}
// valuesSorter implements sort.Interface to allow a slice of reflect.Value
// elements to be sorted.
type valuesSorter struct {
values []reflect.Value
strings []string // either nil or same len and values
cs *ConfigState
}
// newValuesSorter initializes a valuesSorter instance, which holds a set of
// surrogate keys on which the data should be sorted. It uses flags in
// ConfigState to decide if and how to populate those surrogate keys.
func newValuesSorter(values []reflect.Value, cs *ConfigState) sort.Interface {
vs := &valuesSorter{values: values, cs: cs}
if canSortSimply(vs.values[0].Kind()) {
return vs
}
if !cs.DisableMethods {
vs.strings = make([]string, len(values))
for i := range vs.values {
b := bytes.Buffer{}
if !handleMethods(cs, &b, vs.values[i]) {
vs.strings = nil
break
}
vs.strings[i] = b.String()
}
}
if vs.strings == nil && cs.SpewKeys {
vs.strings = make([]string, len(values))
for i := range vs.values {
vs.strings[i] = Sprintf("%#v", vs.values[i].Interface())
}
}
return vs
}
// canSortSimply tests whether a reflect.Kind is a primitive that can be sorted
// directly, or whether it should be considered for sorting by surrogate keys
// (if the ConfigState allows it).
func canSortSimply(kind reflect.Kind) bool {
// This switch parallels valueSortLess, except for the default case.
switch kind {
case reflect.Bool:
return true
case reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64, reflect.Int:
return true
case reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uint:
return true
case reflect.Float32, reflect.Float64:
return true
case reflect.String:
return true
case reflect.Uintptr:
return true
case reflect.Array:
return true
}
return false
}
// Len returns the number of values in the slice. It is part of the
// sort.Interface implementation.
func (s *valuesSorter) Len() int {
return len(s.values)
}
// Swap swaps the values at the passed indices. It is part of the
// sort.Interface implementation.
func (s *valuesSorter) Swap(i, j int) {
s.values[i], s.values[j] = s.values[j], s.values[i]
if s.strings != nil {
s.strings[i], s.strings[j] = s.strings[j], s.strings[i]
}
}
// valueSortLess returns whether the first value should sort before the second
// value. It is used by valueSorter.Less as part of the sort.Interface
// implementation.
func valueSortLess(a, b reflect.Value) bool {
switch a.Kind() {
case reflect.Bool:
return !a.Bool() && b.Bool()
case reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64, reflect.Int:
return a.Int() < b.Int()
case reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uint:
return a.Uint() < b.Uint()
case reflect.Float32, reflect.Float64:
return a.Float() < b.Float()
case reflect.String:
return a.String() < b.String()
case reflect.Uintptr:
return a.Uint() < b.Uint()
case reflect.Array:
// Compare the contents of both arrays.
l := a.Len()
for i := 0; i < l; i++ {
av := a.Index(i)
bv := b.Index(i)
if av.Interface() == bv.Interface() {
continue
}
return valueSortLess(av, bv)
}
}
return a.String() < b.String()
}
// Less returns whether the value at index i should sort before the
// value at index j. It is part of the sort.Interface implementation.
func (s *valuesSorter) Less(i, j int) bool {
if s.strings == nil {
return valueSortLess(s.values[i], s.values[j])
}
return s.strings[i] < s.strings[j]
}
// sortValues is a sort function that handles both native types and any type that
// can be converted to error or Stringer. Other inputs are sorted according to
// their Value.String() value to ensure display stability.
func sortValues(values []reflect.Value, cs *ConfigState) {
if len(values) == 0 {
return
}
sort.Sort(newValuesSorter(values, cs))
}

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@ -1,298 +0,0 @@
/*
* Copyright (c) 2013 Dave Collins <dave@davec.name>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package spew_test
import (
"fmt"
"reflect"
"testing"
"github.com/davecgh/go-spew/spew"
)
// custom type to test Stinger interface on non-pointer receiver.
type stringer string
// String implements the Stringer interface for testing invocation of custom
// stringers on types with non-pointer receivers.
func (s stringer) String() string {
return "stringer " + string(s)
}
// custom type to test Stinger interface on pointer receiver.
type pstringer string
// String implements the Stringer interface for testing invocation of custom
// stringers on types with only pointer receivers.
func (s *pstringer) String() string {
return "stringer " + string(*s)
}
// xref1 and xref2 are cross referencing structs for testing circular reference
// detection.
type xref1 struct {
ps2 *xref2
}
type xref2 struct {
ps1 *xref1
}
// indirCir1, indirCir2, and indirCir3 are used to generate an indirect circular
// reference for testing detection.
type indirCir1 struct {
ps2 *indirCir2
}
type indirCir2 struct {
ps3 *indirCir3
}
type indirCir3 struct {
ps1 *indirCir1
}
// embed is used to test embedded structures.
type embed struct {
a string
}
// embedwrap is used to test embedded structures.
type embedwrap struct {
*embed
e *embed
}
// panicer is used to intentionally cause a panic for testing spew properly
// handles them
type panicer int
func (p panicer) String() string {
panic("test panic")
}
// customError is used to test custom error interface invocation.
type customError int
func (e customError) Error() string {
return fmt.Sprintf("error: %d", int(e))
}
// stringizeWants converts a slice of wanted test output into a format suitable
// for a test error message.
func stringizeWants(wants []string) string {
s := ""
for i, want := range wants {
if i > 0 {
s += fmt.Sprintf("want%d: %s", i+1, want)
} else {
s += "want: " + want
}
}
return s
}
// testFailed returns whether or not a test failed by checking if the result
// of the test is in the slice of wanted strings.
func testFailed(result string, wants []string) bool {
for _, want := range wants {
if result == want {
return false
}
}
return true
}
type sortableStruct struct {
x int
}
func (ss sortableStruct) String() string {
return fmt.Sprintf("ss.%d", ss.x)
}
type unsortableStruct struct {
x int
}
type sortTestCase struct {
input []reflect.Value
expected []reflect.Value
}
func helpTestSortValues(tests []sortTestCase, cs *spew.ConfigState, t *testing.T) {
getInterfaces := func(values []reflect.Value) []interface{} {
interfaces := []interface{}{}
for _, v := range values {
interfaces = append(interfaces, v.Interface())
}
return interfaces
}
for _, test := range tests {
spew.SortValues(test.input, cs)
// reflect.DeepEqual cannot really make sense of reflect.Value,
// probably because of all the pointer tricks. For instance,
// v(2.0) != v(2.0) on a 32-bits system. Turn them into interface{}
// instead.
input := getInterfaces(test.input)
expected := getInterfaces(test.expected)
if !reflect.DeepEqual(input, expected) {
t.Errorf("Sort mismatch:\n %v != %v", input, expected)
}
}
}
// TestSortValues ensures the sort functionality for relect.Value based sorting
// works as intended.
func TestSortValues(t *testing.T) {
v := reflect.ValueOf
a := v("a")
b := v("b")
c := v("c")
embedA := v(embed{"a"})
embedB := v(embed{"b"})
embedC := v(embed{"c"})
tests := []sortTestCase{
// No values.
{
[]reflect.Value{},
[]reflect.Value{},
},
// Bools.
{
[]reflect.Value{v(false), v(true), v(false)},
[]reflect.Value{v(false), v(false), v(true)},
},
// Ints.
{
[]reflect.Value{v(2), v(1), v(3)},
[]reflect.Value{v(1), v(2), v(3)},
},
// Uints.
{
[]reflect.Value{v(uint8(2)), v(uint8(1)), v(uint8(3))},
[]reflect.Value{v(uint8(1)), v(uint8(2)), v(uint8(3))},
},
// Floats.
{
[]reflect.Value{v(2.0), v(1.0), v(3.0)},
[]reflect.Value{v(1.0), v(2.0), v(3.0)},
},
// Strings.
{
[]reflect.Value{b, a, c},
[]reflect.Value{a, b, c},
},
// Array
{
[]reflect.Value{v([3]int{3, 2, 1}), v([3]int{1, 3, 2}), v([3]int{1, 2, 3})},
[]reflect.Value{v([3]int{1, 2, 3}), v([3]int{1, 3, 2}), v([3]int{3, 2, 1})},
},
// Uintptrs.
{
[]reflect.Value{v(uintptr(2)), v(uintptr(1)), v(uintptr(3))},
[]reflect.Value{v(uintptr(1)), v(uintptr(2)), v(uintptr(3))},
},
// SortableStructs.
{
// Note: not sorted - DisableMethods is set.
[]reflect.Value{v(sortableStruct{2}), v(sortableStruct{1}), v(sortableStruct{3})},
[]reflect.Value{v(sortableStruct{2}), v(sortableStruct{1}), v(sortableStruct{3})},
},
// UnsortableStructs.
{
// Note: not sorted - SpewKeys is false.
[]reflect.Value{v(unsortableStruct{2}), v(unsortableStruct{1}), v(unsortableStruct{3})},
[]reflect.Value{v(unsortableStruct{2}), v(unsortableStruct{1}), v(unsortableStruct{3})},
},
// Invalid.
{
[]reflect.Value{embedB, embedA, embedC},
[]reflect.Value{embedB, embedA, embedC},
},
}
cs := spew.ConfigState{DisableMethods: true, SpewKeys: false}
helpTestSortValues(tests, &cs, t)
}
// TestSortValuesWithMethods ensures the sort functionality for relect.Value
// based sorting works as intended when using string methods.
func TestSortValuesWithMethods(t *testing.T) {
v := reflect.ValueOf
a := v("a")
b := v("b")
c := v("c")
tests := []sortTestCase{
// Ints.
{
[]reflect.Value{v(2), v(1), v(3)},
[]reflect.Value{v(1), v(2), v(3)},
},
// Strings.
{
[]reflect.Value{b, a, c},
[]reflect.Value{a, b, c},
},
// SortableStructs.
{
[]reflect.Value{v(sortableStruct{2}), v(sortableStruct{1}), v(sortableStruct{3})},
[]reflect.Value{v(sortableStruct{1}), v(sortableStruct{2}), v(sortableStruct{3})},
},
// UnsortableStructs.
{
// Note: not sorted - SpewKeys is false.
[]reflect.Value{v(unsortableStruct{2}), v(unsortableStruct{1}), v(unsortableStruct{3})},
[]reflect.Value{v(unsortableStruct{2}), v(unsortableStruct{1}), v(unsortableStruct{3})},
},
}
cs := spew.ConfigState{DisableMethods: false, SpewKeys: false}
helpTestSortValues(tests, &cs, t)
}
// TestSortValuesWithSpew ensures the sort functionality for relect.Value
// based sorting works as intended when using spew to stringify keys.
func TestSortValuesWithSpew(t *testing.T) {
v := reflect.ValueOf
a := v("a")
b := v("b")
c := v("c")
tests := []sortTestCase{
// Ints.
{
[]reflect.Value{v(2), v(1), v(3)},
[]reflect.Value{v(1), v(2), v(3)},
},
// Strings.
{
[]reflect.Value{b, a, c},
[]reflect.Value{a, b, c},
},
// SortableStructs.
{
[]reflect.Value{v(sortableStruct{2}), v(sortableStruct{1}), v(sortableStruct{3})},
[]reflect.Value{v(sortableStruct{1}), v(sortableStruct{2}), v(sortableStruct{3})},
},
// UnsortableStructs.
{
[]reflect.Value{v(unsortableStruct{2}), v(unsortableStruct{1}), v(unsortableStruct{3})},
[]reflect.Value{v(unsortableStruct{1}), v(unsortableStruct{2}), v(unsortableStruct{3})},
},
}
cs := spew.ConfigState{DisableMethods: true, SpewKeys: true}
helpTestSortValues(tests, &cs, t)
}

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@ -1,297 +0,0 @@
/*
* Copyright (c) 2013 Dave Collins <dave@davec.name>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package spew
import (
"bytes"
"fmt"
"io"
"os"
)
// ConfigState houses the configuration options used by spew to format and
// display values. There is a global instance, Config, that is used to control
// all top-level Formatter and Dump functionality. Each ConfigState instance
// provides methods equivalent to the top-level functions.
//
// The zero value for ConfigState provides no indentation. You would typically
// want to set it to a space or a tab.
//
// Alternatively, you can use NewDefaultConfig to get a ConfigState instance
// with default settings. See the documentation of NewDefaultConfig for default
// values.
type ConfigState struct {
// Indent specifies the string to use for each indentation level. The
// global config instance that all top-level functions use set this to a
// single space by default. If you would like more indentation, you might
// set this to a tab with "\t" or perhaps two spaces with " ".
Indent string
// MaxDepth controls the maximum number of levels to descend into nested
// data structures. The default, 0, means there is no limit.
//
// NOTE: Circular data structures are properly detected, so it is not
// necessary to set this value unless you specifically want to limit deeply
// nested data structures.
MaxDepth int
// DisableMethods specifies whether or not error and Stringer interfaces are
// invoked for types that implement them.
DisableMethods bool
// DisablePointerMethods specifies whether or not to check for and invoke
// error and Stringer interfaces on types which only accept a pointer
// receiver when the current type is not a pointer.
//
// NOTE: This might be an unsafe action since calling one of these methods
// with a pointer receiver could technically mutate the value, however,
// in practice, types which choose to satisify an error or Stringer
// interface with a pointer receiver should not be mutating their state
// inside these interface methods. As a result, this option relies on
// access to the unsafe package, so it will not have any effect when
// running in environments without access to the unsafe package such as
// Google App Engine or with the "disableunsafe" build tag specified.
DisablePointerMethods bool
// ContinueOnMethod specifies whether or not recursion should continue once
// a custom error or Stringer interface is invoked. The default, false,
// means it will print the results of invoking the custom error or Stringer
// interface and return immediately instead of continuing to recurse into
// the internals of the data type.
//
// NOTE: This flag does not have any effect if method invocation is disabled
// via the DisableMethods or DisablePointerMethods options.
ContinueOnMethod bool
// SortKeys specifies map keys should be sorted before being printed. Use
// this to have a more deterministic, diffable output. Note that only
// native types (bool, int, uint, floats, uintptr and string) and types
// that support the error or Stringer interfaces (if methods are
// enabled) are supported, with other types sorted according to the
// reflect.Value.String() output which guarantees display stability.
SortKeys bool
// SpewKeys specifies that, as a last resort attempt, map keys should
// be spewed to strings and sorted by those strings. This is only
// considered if SortKeys is true.
SpewKeys bool
}
// Config is the active configuration of the top-level functions.
// The configuration can be changed by modifying the contents of spew.Config.
var Config = ConfigState{Indent: " "}
// Errorf is a wrapper for fmt.Errorf that treats each argument as if it were
// passed with a Formatter interface returned by c.NewFormatter. It returns
// the formatted string as a value that satisfies error. See NewFormatter
// for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Errorf(format, c.NewFormatter(a), c.NewFormatter(b))
func (c *ConfigState) Errorf(format string, a ...interface{}) (err error) {
return fmt.Errorf(format, c.convertArgs(a)...)
}
// Fprint is a wrapper for fmt.Fprint that treats each argument as if it were
// passed with a Formatter interface returned by c.NewFormatter. It returns
// the number of bytes written and any write error encountered. See
// NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Fprint(w, c.NewFormatter(a), c.NewFormatter(b))
func (c *ConfigState) Fprint(w io.Writer, a ...interface{}) (n int, err error) {
return fmt.Fprint(w, c.convertArgs(a)...)
}
// Fprintf is a wrapper for fmt.Fprintf that treats each argument as if it were
// passed with a Formatter interface returned by c.NewFormatter. It returns
// the number of bytes written and any write error encountered. See
// NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Fprintf(w, format, c.NewFormatter(a), c.NewFormatter(b))
func (c *ConfigState) Fprintf(w io.Writer, format string, a ...interface{}) (n int, err error) {
return fmt.Fprintf(w, format, c.convertArgs(a)...)
}
// Fprintln is a wrapper for fmt.Fprintln that treats each argument as if it
// passed with a Formatter interface returned by c.NewFormatter. See
// NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Fprintln(w, c.NewFormatter(a), c.NewFormatter(b))
func (c *ConfigState) Fprintln(w io.Writer, a ...interface{}) (n int, err error) {
return fmt.Fprintln(w, c.convertArgs(a)...)
}
// Print is a wrapper for fmt.Print that treats each argument as if it were
// passed with a Formatter interface returned by c.NewFormatter. It returns
// the number of bytes written and any write error encountered. See
// NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Print(c.NewFormatter(a), c.NewFormatter(b))
func (c *ConfigState) Print(a ...interface{}) (n int, err error) {
return fmt.Print(c.convertArgs(a)...)
}
// Printf is a wrapper for fmt.Printf that treats each argument as if it were
// passed with a Formatter interface returned by c.NewFormatter. It returns
// the number of bytes written and any write error encountered. See
// NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Printf(format, c.NewFormatter(a), c.NewFormatter(b))
func (c *ConfigState) Printf(format string, a ...interface{}) (n int, err error) {
return fmt.Printf(format, c.convertArgs(a)...)
}
// Println is a wrapper for fmt.Println that treats each argument as if it were
// passed with a Formatter interface returned by c.NewFormatter. It returns
// the number of bytes written and any write error encountered. See
// NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Println(c.NewFormatter(a), c.NewFormatter(b))
func (c *ConfigState) Println(a ...interface{}) (n int, err error) {
return fmt.Println(c.convertArgs(a)...)
}
// Sprint is a wrapper for fmt.Sprint that treats each argument as if it were
// passed with a Formatter interface returned by c.NewFormatter. It returns
// the resulting string. See NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Sprint(c.NewFormatter(a), c.NewFormatter(b))
func (c *ConfigState) Sprint(a ...interface{}) string {
return fmt.Sprint(c.convertArgs(a)...)
}
// Sprintf is a wrapper for fmt.Sprintf that treats each argument as if it were
// passed with a Formatter interface returned by c.NewFormatter. It returns
// the resulting string. See NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Sprintf(format, c.NewFormatter(a), c.NewFormatter(b))
func (c *ConfigState) Sprintf(format string, a ...interface{}) string {
return fmt.Sprintf(format, c.convertArgs(a)...)
}
// Sprintln is a wrapper for fmt.Sprintln that treats each argument as if it
// were passed with a Formatter interface returned by c.NewFormatter. It
// returns the resulting string. See NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Sprintln(c.NewFormatter(a), c.NewFormatter(b))
func (c *ConfigState) Sprintln(a ...interface{}) string {
return fmt.Sprintln(c.convertArgs(a)...)
}
/*
NewFormatter returns a custom formatter that satisfies the fmt.Formatter
interface. As a result, it integrates cleanly with standard fmt package
printing functions. The formatter is useful for inline printing of smaller data
types similar to the standard %v format specifier.
The custom formatter only responds to the %v (most compact), %+v (adds pointer
addresses), %#v (adds types), and %#+v (adds types and pointer addresses) verb
combinations. Any other verbs such as %x and %q will be sent to the the
standard fmt package for formatting. In addition, the custom formatter ignores
the width and precision arguments (however they will still work on the format
specifiers not handled by the custom formatter).
Typically this function shouldn't be called directly. It is much easier to make
use of the custom formatter by calling one of the convenience functions such as
c.Printf, c.Println, or c.Printf.
*/
func (c *ConfigState) NewFormatter(v interface{}) fmt.Formatter {
return newFormatter(c, v)
}
// Fdump formats and displays the passed arguments to io.Writer w. It formats
// exactly the same as Dump.
func (c *ConfigState) Fdump(w io.Writer, a ...interface{}) {
fdump(c, w, a...)
}
/*
Dump displays the passed parameters to standard out with newlines, customizable
indentation, and additional debug information such as complete types and all
pointer addresses used to indirect to the final value. It provides the
following features over the built-in printing facilities provided by the fmt
package:
* Pointers are dereferenced and followed
* Circular data structures are detected and handled properly
* Custom Stringer/error interfaces are optionally invoked, including
on unexported types
* Custom types which only implement the Stringer/error interfaces via
a pointer receiver are optionally invoked when passing non-pointer
variables
* Byte arrays and slices are dumped like the hexdump -C command which
includes offsets, byte values in hex, and ASCII output
The configuration options are controlled by modifying the public members
of c. See ConfigState for options documentation.
See Fdump if you would prefer dumping to an arbitrary io.Writer or Sdump to
get the formatted result as a string.
*/
func (c *ConfigState) Dump(a ...interface{}) {
fdump(c, os.Stdout, a...)
}
// Sdump returns a string with the passed arguments formatted exactly the same
// as Dump.
func (c *ConfigState) Sdump(a ...interface{}) string {
var buf bytes.Buffer
fdump(c, &buf, a...)
return buf.String()
}
// convertArgs accepts a slice of arguments and returns a slice of the same
// length with each argument converted to a spew Formatter interface using
// the ConfigState associated with s.
func (c *ConfigState) convertArgs(args []interface{}) (formatters []interface{}) {
formatters = make([]interface{}, len(args))
for index, arg := range args {
formatters[index] = newFormatter(c, arg)
}
return formatters
}
// NewDefaultConfig returns a ConfigState with the following default settings.
//
// Indent: " "
// MaxDepth: 0
// DisableMethods: false
// DisablePointerMethods: false
// ContinueOnMethod: false
// SortKeys: false
func NewDefaultConfig() *ConfigState {
return &ConfigState{Indent: " "}
}

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@ -1,202 +0,0 @@
/*
* Copyright (c) 2013 Dave Collins <dave@davec.name>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
Package spew implements a deep pretty printer for Go data structures to aid in
debugging.
A quick overview of the additional features spew provides over the built-in
printing facilities for Go data types are as follows:
* Pointers are dereferenced and followed
* Circular data structures are detected and handled properly
* Custom Stringer/error interfaces are optionally invoked, including
on unexported types
* Custom types which only implement the Stringer/error interfaces via
a pointer receiver are optionally invoked when passing non-pointer
variables
* Byte arrays and slices are dumped like the hexdump -C command which
includes offsets, byte values in hex, and ASCII output (only when using
Dump style)
There are two different approaches spew allows for dumping Go data structures:
* Dump style which prints with newlines, customizable indentation,
and additional debug information such as types and all pointer addresses
used to indirect to the final value
* A custom Formatter interface that integrates cleanly with the standard fmt
package and replaces %v, %+v, %#v, and %#+v to provide inline printing
similar to the default %v while providing the additional functionality
outlined above and passing unsupported format verbs such as %x and %q
along to fmt
Quick Start
This section demonstrates how to quickly get started with spew. See the
sections below for further details on formatting and configuration options.
To dump a variable with full newlines, indentation, type, and pointer
information use Dump, Fdump, or Sdump:
spew.Dump(myVar1, myVar2, ...)
spew.Fdump(someWriter, myVar1, myVar2, ...)
str := spew.Sdump(myVar1, myVar2, ...)
Alternatively, if you would prefer to use format strings with a compacted inline
printing style, use the convenience wrappers Printf, Fprintf, etc with
%v (most compact), %+v (adds pointer addresses), %#v (adds types), or
%#+v (adds types and pointer addresses):
spew.Printf("myVar1: %v -- myVar2: %+v", myVar1, myVar2)
spew.Printf("myVar3: %#v -- myVar4: %#+v", myVar3, myVar4)
spew.Fprintf(someWriter, "myVar1: %v -- myVar2: %+v", myVar1, myVar2)
spew.Fprintf(someWriter, "myVar3: %#v -- myVar4: %#+v", myVar3, myVar4)
Configuration Options
Configuration of spew is handled by fields in the ConfigState type. For
convenience, all of the top-level functions use a global state available
via the spew.Config global.
It is also possible to create a ConfigState instance that provides methods
equivalent to the top-level functions. This allows concurrent configuration
options. See the ConfigState documentation for more details.
The following configuration options are available:
* Indent
String to use for each indentation level for Dump functions.
It is a single space by default. A popular alternative is "\t".
* MaxDepth
Maximum number of levels to descend into nested data structures.
There is no limit by default.
* DisableMethods
Disables invocation of error and Stringer interface methods.
Method invocation is enabled by default.
* DisablePointerMethods
Disables invocation of error and Stringer interface methods on types
which only accept pointer receivers from non-pointer variables.
Pointer method invocation is enabled by default.
* ContinueOnMethod
Enables recursion into types after invoking error and Stringer interface
methods. Recursion after method invocation is disabled by default.
* SortKeys
Specifies map keys should be sorted before being printed. Use
this to have a more deterministic, diffable output. Note that
only native types (bool, int, uint, floats, uintptr and string)
and types which implement error or Stringer interfaces are
supported with other types sorted according to the
reflect.Value.String() output which guarantees display
stability. Natural map order is used by default.
* SpewKeys
Specifies that, as a last resort attempt, map keys should be
spewed to strings and sorted by those strings. This is only
considered if SortKeys is true.
Dump Usage
Simply call spew.Dump with a list of variables you want to dump:
spew.Dump(myVar1, myVar2, ...)
You may also call spew.Fdump if you would prefer to output to an arbitrary
io.Writer. For example, to dump to standard error:
spew.Fdump(os.Stderr, myVar1, myVar2, ...)
A third option is to call spew.Sdump to get the formatted output as a string:
str := spew.Sdump(myVar1, myVar2, ...)
Sample Dump Output
See the Dump example for details on the setup of the types and variables being
shown here.
(main.Foo) {
unexportedField: (*main.Bar)(0xf84002e210)({
flag: (main.Flag) flagTwo,
data: (uintptr) <nil>
}),
ExportedField: (map[interface {}]interface {}) (len=1) {
(string) (len=3) "one": (bool) true
}
}
Byte (and uint8) arrays and slices are displayed uniquely like the hexdump -C
command as shown.
([]uint8) (len=32 cap=32) {
00000000 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 |............... |
00000010 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f 30 |!"#$%&'()*+,-./0|
00000020 31 32 |12|
}
Custom Formatter
Spew provides a custom formatter that implements the fmt.Formatter interface
so that it integrates cleanly with standard fmt package printing functions. The
formatter is useful for inline printing of smaller data types similar to the
standard %v format specifier.
The custom formatter only responds to the %v (most compact), %+v (adds pointer
addresses), %#v (adds types), or %#+v (adds types and pointer addresses) verb
combinations. Any other verbs such as %x and %q will be sent to the the
standard fmt package for formatting. In addition, the custom formatter ignores
the width and precision arguments (however they will still work on the format
specifiers not handled by the custom formatter).
Custom Formatter Usage
The simplest way to make use of the spew custom formatter is to call one of the
convenience functions such as spew.Printf, spew.Println, or spew.Printf. The
functions have syntax you are most likely already familiar with:
spew.Printf("myVar1: %v -- myVar2: %+v", myVar1, myVar2)
spew.Printf("myVar3: %#v -- myVar4: %#+v", myVar3, myVar4)
spew.Println(myVar, myVar2)
spew.Fprintf(os.Stderr, "myVar1: %v -- myVar2: %+v", myVar1, myVar2)
spew.Fprintf(os.Stderr, "myVar3: %#v -- myVar4: %#+v", myVar3, myVar4)
See the Index for the full list convenience functions.
Sample Formatter Output
Double pointer to a uint8:
%v: <**>5
%+v: <**>(0xf8400420d0->0xf8400420c8)5
%#v: (**uint8)5
%#+v: (**uint8)(0xf8400420d0->0xf8400420c8)5
Pointer to circular struct with a uint8 field and a pointer to itself:
%v: <*>{1 <*><shown>}
%+v: <*>(0xf84003e260){ui8:1 c:<*>(0xf84003e260)<shown>}
%#v: (*main.circular){ui8:(uint8)1 c:(*main.circular)<shown>}
%#+v: (*main.circular)(0xf84003e260){ui8:(uint8)1 c:(*main.circular)(0xf84003e260)<shown>}
See the Printf example for details on the setup of variables being shown
here.
Errors
Since it is possible for custom Stringer/error interfaces to panic, spew
detects them and handles them internally by printing the panic information
inline with the output. Since spew is intended to provide deep pretty printing
capabilities on structures, it intentionally does not return any errors.
*/
package spew

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@ -1,509 +0,0 @@
/*
* Copyright (c) 2013 Dave Collins <dave@davec.name>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package spew
import (
"bytes"
"encoding/hex"
"fmt"
"io"
"os"
"reflect"
"regexp"
"strconv"
"strings"
)
var (
// uint8Type is a reflect.Type representing a uint8. It is used to
// convert cgo types to uint8 slices for hexdumping.
uint8Type = reflect.TypeOf(uint8(0))
// cCharRE is a regular expression that matches a cgo char.
// It is used to detect character arrays to hexdump them.
cCharRE = regexp.MustCompile("^.*\\._Ctype_char$")
// cUnsignedCharRE is a regular expression that matches a cgo unsigned
// char. It is used to detect unsigned character arrays to hexdump
// them.
cUnsignedCharRE = regexp.MustCompile("^.*\\._Ctype_unsignedchar$")
// cUint8tCharRE is a regular expression that matches a cgo uint8_t.
// It is used to detect uint8_t arrays to hexdump them.
cUint8tCharRE = regexp.MustCompile("^.*\\._Ctype_uint8_t$")
)
// dumpState contains information about the state of a dump operation.
type dumpState struct {
w io.Writer
depth int
pointers map[uintptr]int
ignoreNextType bool
ignoreNextIndent bool
cs *ConfigState
}
// indent performs indentation according to the depth level and cs.Indent
// option.
func (d *dumpState) indent() {
if d.ignoreNextIndent {
d.ignoreNextIndent = false
return
}
d.w.Write(bytes.Repeat([]byte(d.cs.Indent), d.depth))
}
// unpackValue returns values inside of non-nil interfaces when possible.
// This is useful for data types like structs, arrays, slices, and maps which
// can contain varying types packed inside an interface.
func (d *dumpState) unpackValue(v reflect.Value) reflect.Value {
if v.Kind() == reflect.Interface && !v.IsNil() {
v = v.Elem()
}
return v
}
// dumpPtr handles formatting of pointers by indirecting them as necessary.
func (d *dumpState) dumpPtr(v reflect.Value) {
// Remove pointers at or below the current depth from map used to detect
// circular refs.
for k, depth := range d.pointers {
if depth >= d.depth {
delete(d.pointers, k)
}
}
// Keep list of all dereferenced pointers to show later.
pointerChain := make([]uintptr, 0)
// Figure out how many levels of indirection there are by dereferencing
// pointers and unpacking interfaces down the chain while detecting circular
// references.
nilFound := false
cycleFound := false
indirects := 0
ve := v
for ve.Kind() == reflect.Ptr {
if ve.IsNil() {
nilFound = true
break
}
indirects++
addr := ve.Pointer()
pointerChain = append(pointerChain, addr)
if pd, ok := d.pointers[addr]; ok && pd < d.depth {
cycleFound = true
indirects--
break
}
d.pointers[addr] = d.depth
ve = ve.Elem()
if ve.Kind() == reflect.Interface {
if ve.IsNil() {
nilFound = true
break
}
ve = ve.Elem()
}
}
// Display type information.
d.w.Write(openParenBytes)
d.w.Write(bytes.Repeat(asteriskBytes, indirects))
d.w.Write([]byte(ve.Type().String()))
d.w.Write(closeParenBytes)
// Display pointer information.
if len(pointerChain) > 0 {
d.w.Write(openParenBytes)
for i, addr := range pointerChain {
if i > 0 {
d.w.Write(pointerChainBytes)
}
printHexPtr(d.w, addr)
}
d.w.Write(closeParenBytes)
}
// Display dereferenced value.
d.w.Write(openParenBytes)
switch {
case nilFound == true:
d.w.Write(nilAngleBytes)
case cycleFound == true:
d.w.Write(circularBytes)
default:
d.ignoreNextType = true
d.dump(ve)
}
d.w.Write(closeParenBytes)
}
// dumpSlice handles formatting of arrays and slices. Byte (uint8 under
// reflection) arrays and slices are dumped in hexdump -C fashion.
func (d *dumpState) dumpSlice(v reflect.Value) {
// Determine whether this type should be hex dumped or not. Also,
// for types which should be hexdumped, try to use the underlying data
// first, then fall back to trying to convert them to a uint8 slice.
var buf []uint8
doConvert := false
doHexDump := false
numEntries := v.Len()
if numEntries > 0 {
vt := v.Index(0).Type()
vts := vt.String()
switch {
// C types that need to be converted.
case cCharRE.MatchString(vts):
fallthrough
case cUnsignedCharRE.MatchString(vts):
fallthrough
case cUint8tCharRE.MatchString(vts):
doConvert = true
// Try to use existing uint8 slices and fall back to converting
// and copying if that fails.
case vt.Kind() == reflect.Uint8:
// We need an addressable interface to convert the type
// to a byte slice. However, the reflect package won't
// give us an interface on certain things like
// unexported struct fields in order to enforce
// visibility rules. We use unsafe, when available, to
// bypass these restrictions since this package does not
// mutate the values.
vs := v
if !vs.CanInterface() || !vs.CanAddr() {
vs = unsafeReflectValue(vs)
}
if !UnsafeDisabled {
vs = vs.Slice(0, numEntries)
// Use the existing uint8 slice if it can be
// type asserted.
iface := vs.Interface()
if slice, ok := iface.([]uint8); ok {
buf = slice
doHexDump = true
break
}
}
// The underlying data needs to be converted if it can't
// be type asserted to a uint8 slice.
doConvert = true
}
// Copy and convert the underlying type if needed.
if doConvert && vt.ConvertibleTo(uint8Type) {
// Convert and copy each element into a uint8 byte
// slice.
buf = make([]uint8, numEntries)
for i := 0; i < numEntries; i++ {
vv := v.Index(i)
buf[i] = uint8(vv.Convert(uint8Type).Uint())
}
doHexDump = true
}
}
// Hexdump the entire slice as needed.
if doHexDump {
indent := strings.Repeat(d.cs.Indent, d.depth)
str := indent + hex.Dump(buf)
str = strings.Replace(str, "\n", "\n"+indent, -1)
str = strings.TrimRight(str, d.cs.Indent)
d.w.Write([]byte(str))
return
}
// Recursively call dump for each item.
for i := 0; i < numEntries; i++ {
d.dump(d.unpackValue(v.Index(i)))
if i < (numEntries - 1) {
d.w.Write(commaNewlineBytes)
} else {
d.w.Write(newlineBytes)
}
}
}
// dump is the main workhorse for dumping a value. It uses the passed reflect
// value to figure out what kind of object we are dealing with and formats it
// appropriately. It is a recursive function, however circular data structures
// are detected and handled properly.
func (d *dumpState) dump(v reflect.Value) {
// Handle invalid reflect values immediately.
kind := v.Kind()
if kind == reflect.Invalid {
d.w.Write(invalidAngleBytes)
return
}
// Handle pointers specially.
if kind == reflect.Ptr {
d.indent()
d.dumpPtr(v)
return
}
// Print type information unless already handled elsewhere.
if !d.ignoreNextType {
d.indent()
d.w.Write(openParenBytes)
d.w.Write([]byte(v.Type().String()))
d.w.Write(closeParenBytes)
d.w.Write(spaceBytes)
}
d.ignoreNextType = false
// Display length and capacity if the built-in len and cap functions
// work with the value's kind and the len/cap itself is non-zero.
valueLen, valueCap := 0, 0
switch v.Kind() {
case reflect.Array, reflect.Slice, reflect.Chan:
valueLen, valueCap = v.Len(), v.Cap()
case reflect.Map, reflect.String:
valueLen = v.Len()
}
if valueLen != 0 || valueCap != 0 {
d.w.Write(openParenBytes)
if valueLen != 0 {
d.w.Write(lenEqualsBytes)
printInt(d.w, int64(valueLen), 10)
}
if valueCap != 0 {
if valueLen != 0 {
d.w.Write(spaceBytes)
}
d.w.Write(capEqualsBytes)
printInt(d.w, int64(valueCap), 10)
}
d.w.Write(closeParenBytes)
d.w.Write(spaceBytes)
}
// Call Stringer/error interfaces if they exist and the handle methods flag
// is enabled
if !d.cs.DisableMethods {
if (kind != reflect.Invalid) && (kind != reflect.Interface) {
if handled := handleMethods(d.cs, d.w, v); handled {
return
}
}
}
switch kind {
case reflect.Invalid:
// Do nothing. We should never get here since invalid has already
// been handled above.
case reflect.Bool:
printBool(d.w, v.Bool())
case reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64, reflect.Int:
printInt(d.w, v.Int(), 10)
case reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uint:
printUint(d.w, v.Uint(), 10)
case reflect.Float32:
printFloat(d.w, v.Float(), 32)
case reflect.Float64:
printFloat(d.w, v.Float(), 64)
case reflect.Complex64:
printComplex(d.w, v.Complex(), 32)
case reflect.Complex128:
printComplex(d.w, v.Complex(), 64)
case reflect.Slice:
if v.IsNil() {
d.w.Write(nilAngleBytes)
break
}
fallthrough
case reflect.Array:
d.w.Write(openBraceNewlineBytes)
d.depth++
if (d.cs.MaxDepth != 0) && (d.depth > d.cs.MaxDepth) {
d.indent()
d.w.Write(maxNewlineBytes)
} else {
d.dumpSlice(v)
}
d.depth--
d.indent()
d.w.Write(closeBraceBytes)
case reflect.String:
d.w.Write([]byte(strconv.Quote(v.String())))
case reflect.Interface:
// The only time we should get here is for nil interfaces due to
// unpackValue calls.
if v.IsNil() {
d.w.Write(nilAngleBytes)
}
case reflect.Ptr:
// Do nothing. We should never get here since pointers have already
// been handled above.
case reflect.Map:
// nil maps should be indicated as different than empty maps
if v.IsNil() {
d.w.Write(nilAngleBytes)
break
}
d.w.Write(openBraceNewlineBytes)
d.depth++
if (d.cs.MaxDepth != 0) && (d.depth > d.cs.MaxDepth) {
d.indent()
d.w.Write(maxNewlineBytes)
} else {
numEntries := v.Len()
keys := v.MapKeys()
if d.cs.SortKeys {
sortValues(keys, d.cs)
}
for i, key := range keys {
d.dump(d.unpackValue(key))
d.w.Write(colonSpaceBytes)
d.ignoreNextIndent = true
d.dump(d.unpackValue(v.MapIndex(key)))
if i < (numEntries - 1) {
d.w.Write(commaNewlineBytes)
} else {
d.w.Write(newlineBytes)
}
}
}
d.depth--
d.indent()
d.w.Write(closeBraceBytes)
case reflect.Struct:
d.w.Write(openBraceNewlineBytes)
d.depth++
if (d.cs.MaxDepth != 0) && (d.depth > d.cs.MaxDepth) {
d.indent()
d.w.Write(maxNewlineBytes)
} else {
vt := v.Type()
numFields := v.NumField()
for i := 0; i < numFields; i++ {
d.indent()
vtf := vt.Field(i)
d.w.Write([]byte(vtf.Name))
d.w.Write(colonSpaceBytes)
d.ignoreNextIndent = true
d.dump(d.unpackValue(v.Field(i)))
if i < (numFields - 1) {
d.w.Write(commaNewlineBytes)
} else {
d.w.Write(newlineBytes)
}
}
}
d.depth--
d.indent()
d.w.Write(closeBraceBytes)
case reflect.Uintptr:
printHexPtr(d.w, uintptr(v.Uint()))
case reflect.UnsafePointer, reflect.Chan, reflect.Func:
printHexPtr(d.w, v.Pointer())
// There were not any other types at the time this code was written, but
// fall back to letting the default fmt package handle it in case any new
// types are added.
default:
if v.CanInterface() {
fmt.Fprintf(d.w, "%v", v.Interface())
} else {
fmt.Fprintf(d.w, "%v", v.String())
}
}
}
// fdump is a helper function to consolidate the logic from the various public
// methods which take varying writers and config states.
func fdump(cs *ConfigState, w io.Writer, a ...interface{}) {
for _, arg := range a {
if arg == nil {
w.Write(interfaceBytes)
w.Write(spaceBytes)
w.Write(nilAngleBytes)
w.Write(newlineBytes)
continue
}
d := dumpState{w: w, cs: cs}
d.pointers = make(map[uintptr]int)
d.dump(reflect.ValueOf(arg))
d.w.Write(newlineBytes)
}
}
// Fdump formats and displays the passed arguments to io.Writer w. It formats
// exactly the same as Dump.
func Fdump(w io.Writer, a ...interface{}) {
fdump(&Config, w, a...)
}
// Sdump returns a string with the passed arguments formatted exactly the same
// as Dump.
func Sdump(a ...interface{}) string {
var buf bytes.Buffer
fdump(&Config, &buf, a...)
return buf.String()
}
/*
Dump displays the passed parameters to standard out with newlines, customizable
indentation, and additional debug information such as complete types and all
pointer addresses used to indirect to the final value. It provides the
following features over the built-in printing facilities provided by the fmt
package:
* Pointers are dereferenced and followed
* Circular data structures are detected and handled properly
* Custom Stringer/error interfaces are optionally invoked, including
on unexported types
* Custom types which only implement the Stringer/error interfaces via
a pointer receiver are optionally invoked when passing non-pointer
variables
* Byte arrays and slices are dumped like the hexdump -C command which
includes offsets, byte values in hex, and ASCII output
The configuration options are controlled by an exported package global,
spew.Config. See ConfigState for options documentation.
See Fdump if you would prefer dumping to an arbitrary io.Writer or Sdump to
get the formatted result as a string.
*/
func Dump(a ...interface{}) {
fdump(&Config, os.Stdout, a...)
}

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// Copyright (c) 2013 Dave Collins <dave@davec.name>
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
// NOTE: Due to the following build constraints, this file will only be compiled
// when both cgo is supported and "-tags testcgo" is added to the go test
// command line. This means the cgo tests are only added (and hence run) when
// specifially requested. This configuration is used because spew itself
// does not require cgo to run even though it does handle certain cgo types
// specially. Rather than forcing all clients to require cgo and an external
// C compiler just to run the tests, this scheme makes them optional.
// +build cgo,testcgo
package spew_test
import (
"fmt"
"github.com/davecgh/go-spew/spew/testdata"
)
func addCgoDumpTests() {
// C char pointer.
v := testdata.GetCgoCharPointer()
nv := testdata.GetCgoNullCharPointer()
pv := &v
vcAddr := fmt.Sprintf("%p", v)
vAddr := fmt.Sprintf("%p", pv)
pvAddr := fmt.Sprintf("%p", &pv)
vt := "*testdata._Ctype_char"
vs := "116"
addDumpTest(v, "("+vt+")("+vcAddr+")("+vs+")\n")
addDumpTest(pv, "(*"+vt+")("+vAddr+"->"+vcAddr+")("+vs+")\n")
addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+"->"+vcAddr+")("+vs+")\n")
addDumpTest(nv, "("+vt+")(<nil>)\n")
// C char array.
v2, v2l, v2c := testdata.GetCgoCharArray()
v2Len := fmt.Sprintf("%d", v2l)
v2Cap := fmt.Sprintf("%d", v2c)
v2t := "[6]testdata._Ctype_char"
v2s := "(len=" + v2Len + " cap=" + v2Cap + ") " +
"{\n 00000000 74 65 73 74 32 00 " +
" |test2.|\n}"
addDumpTest(v2, "("+v2t+") "+v2s+"\n")
// C unsigned char array.
v3, v3l, v3c := testdata.GetCgoUnsignedCharArray()
v3Len := fmt.Sprintf("%d", v3l)
v3Cap := fmt.Sprintf("%d", v3c)
v3t := "[6]testdata._Ctype_unsignedchar"
v3s := "(len=" + v3Len + " cap=" + v3Cap + ") " +
"{\n 00000000 74 65 73 74 33 00 " +
" |test3.|\n}"
addDumpTest(v3, "("+v3t+") "+v3s+"\n")
// C signed char array.
v4, v4l, v4c := testdata.GetCgoSignedCharArray()
v4Len := fmt.Sprintf("%d", v4l)
v4Cap := fmt.Sprintf("%d", v4c)
v4t := "[6]testdata._Ctype_schar"
v4t2 := "testdata._Ctype_schar"
v4s := "(len=" + v4Len + " cap=" + v4Cap + ") " +
"{\n (" + v4t2 + ") 116,\n (" + v4t2 + ") 101,\n (" + v4t2 +
") 115,\n (" + v4t2 + ") 116,\n (" + v4t2 + ") 52,\n (" + v4t2 +
") 0\n}"
addDumpTest(v4, "("+v4t+") "+v4s+"\n")
// C uint8_t array.
v5, v5l, v5c := testdata.GetCgoUint8tArray()
v5Len := fmt.Sprintf("%d", v5l)
v5Cap := fmt.Sprintf("%d", v5c)
v5t := "[6]testdata._Ctype_uint8_t"
v5s := "(len=" + v5Len + " cap=" + v5Cap + ") " +
"{\n 00000000 74 65 73 74 35 00 " +
" |test5.|\n}"
addDumpTest(v5, "("+v5t+") "+v5s+"\n")
// C typedefed unsigned char array.
v6, v6l, v6c := testdata.GetCgoTypdefedUnsignedCharArray()
v6Len := fmt.Sprintf("%d", v6l)
v6Cap := fmt.Sprintf("%d", v6c)
v6t := "[6]testdata._Ctype_custom_uchar_t"
v6s := "(len=" + v6Len + " cap=" + v6Cap + ") " +
"{\n 00000000 74 65 73 74 36 00 " +
" |test6.|\n}"
addDumpTest(v6, "("+v6t+") "+v6s+"\n")
}

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@ -1,26 +0,0 @@
// Copyright (c) 2013 Dave Collins <dave@davec.name>
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
// NOTE: Due to the following build constraints, this file will only be compiled
// when either cgo is not supported or "-tags testcgo" is not added to the go
// test command line. This file intentionally does not setup any cgo tests in
// this scenario.
// +build !cgo !testcgo
package spew_test
func addCgoDumpTests() {
// Don't add any tests for cgo since this file is only compiled when
// there should not be any cgo tests.
}

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@ -1,226 +0,0 @@
/*
* Copyright (c) 2013 Dave Collins <dave@davec.name>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package spew_test
import (
"fmt"
"github.com/davecgh/go-spew/spew"
)
type Flag int
const (
flagOne Flag = iota
flagTwo
)
var flagStrings = map[Flag]string{
flagOne: "flagOne",
flagTwo: "flagTwo",
}
func (f Flag) String() string {
if s, ok := flagStrings[f]; ok {
return s
}
return fmt.Sprintf("Unknown flag (%d)", int(f))
}
type Bar struct {
data uintptr
}
type Foo struct {
unexportedField Bar
ExportedField map[interface{}]interface{}
}
// This example demonstrates how to use Dump to dump variables to stdout.
func ExampleDump() {
// The following package level declarations are assumed for this example:
/*
type Flag int
const (
flagOne Flag = iota
flagTwo
)
var flagStrings = map[Flag]string{
flagOne: "flagOne",
flagTwo: "flagTwo",
}
func (f Flag) String() string {
if s, ok := flagStrings[f]; ok {
return s
}
return fmt.Sprintf("Unknown flag (%d)", int(f))
}
type Bar struct {
data uintptr
}
type Foo struct {
unexportedField Bar
ExportedField map[interface{}]interface{}
}
*/
// Setup some sample data structures for the example.
bar := Bar{uintptr(0)}
s1 := Foo{bar, map[interface{}]interface{}{"one": true}}
f := Flag(5)
b := []byte{
0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18,
0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20,
0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28,
0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x30,
0x31, 0x32,
}
// Dump!
spew.Dump(s1, f, b)
// Output:
// (spew_test.Foo) {
// unexportedField: (spew_test.Bar) {
// data: (uintptr) <nil>
// },
// ExportedField: (map[interface {}]interface {}) (len=1) {
// (string) (len=3) "one": (bool) true
// }
// }
// (spew_test.Flag) Unknown flag (5)
// ([]uint8) (len=34 cap=34) {
// 00000000 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 |............... |
// 00000010 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f 30 |!"#$%&'()*+,-./0|
// 00000020 31 32 |12|
// }
//
}
// This example demonstrates how to use Printf to display a variable with a
// format string and inline formatting.
func ExamplePrintf() {
// Create a double pointer to a uint 8.
ui8 := uint8(5)
pui8 := &ui8
ppui8 := &pui8
// Create a circular data type.
type circular struct {
ui8 uint8
c *circular
}
c := circular{ui8: 1}
c.c = &c
// Print!
spew.Printf("ppui8: %v\n", ppui8)
spew.Printf("circular: %v\n", c)
// Output:
// ppui8: <**>5
// circular: {1 <*>{1 <*><shown>}}
}
// This example demonstrates how to use a ConfigState.
func ExampleConfigState() {
// Modify the indent level of the ConfigState only. The global
// configuration is not modified.
scs := spew.ConfigState{Indent: "\t"}
// Output using the ConfigState instance.
v := map[string]int{"one": 1}
scs.Printf("v: %v\n", v)
scs.Dump(v)
// Output:
// v: map[one:1]
// (map[string]int) (len=1) {
// (string) (len=3) "one": (int) 1
// }
}
// This example demonstrates how to use ConfigState.Dump to dump variables to
// stdout
func ExampleConfigState_Dump() {
// See the top-level Dump example for details on the types used in this
// example.
// Create two ConfigState instances with different indentation.
scs := spew.ConfigState{Indent: "\t"}
scs2 := spew.ConfigState{Indent: " "}
// Setup some sample data structures for the example.
bar := Bar{uintptr(0)}
s1 := Foo{bar, map[interface{}]interface{}{"one": true}}
// Dump using the ConfigState instances.
scs.Dump(s1)
scs2.Dump(s1)
// Output:
// (spew_test.Foo) {
// unexportedField: (spew_test.Bar) {
// data: (uintptr) <nil>
// },
// ExportedField: (map[interface {}]interface {}) (len=1) {
// (string) (len=3) "one": (bool) true
// }
// }
// (spew_test.Foo) {
// unexportedField: (spew_test.Bar) {
// data: (uintptr) <nil>
// },
// ExportedField: (map[interface {}]interface {}) (len=1) {
// (string) (len=3) "one": (bool) true
// }
// }
//
}
// This example demonstrates how to use ConfigState.Printf to display a variable
// with a format string and inline formatting.
func ExampleConfigState_Printf() {
// See the top-level Dump example for details on the types used in this
// example.
// Create two ConfigState instances and modify the method handling of the
// first ConfigState only.
scs := spew.NewDefaultConfig()
scs2 := spew.NewDefaultConfig()
scs.DisableMethods = true
// Alternatively
// scs := spew.ConfigState{Indent: " ", DisableMethods: true}
// scs2 := spew.ConfigState{Indent: " "}
// This is of type Flag which implements a Stringer and has raw value 1.
f := flagTwo
// Dump using the ConfigState instances.
scs.Printf("f: %v\n", f)
scs2.Printf("f: %v\n", f)
// Output:
// f: 1
// f: flagTwo
}

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@ -1,419 +0,0 @@
/*
* Copyright (c) 2013 Dave Collins <dave@davec.name>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package spew
import (
"bytes"
"fmt"
"reflect"
"strconv"
"strings"
)
// supportedFlags is a list of all the character flags supported by fmt package.
const supportedFlags = "0-+# "
// formatState implements the fmt.Formatter interface and contains information
// about the state of a formatting operation. The NewFormatter function can
// be used to get a new Formatter which can be used directly as arguments
// in standard fmt package printing calls.
type formatState struct {
value interface{}
fs fmt.State
depth int
pointers map[uintptr]int
ignoreNextType bool
cs *ConfigState
}
// buildDefaultFormat recreates the original format string without precision
// and width information to pass in to fmt.Sprintf in the case of an
// unrecognized type. Unless new types are added to the language, this
// function won't ever be called.
func (f *formatState) buildDefaultFormat() (format string) {
buf := bytes.NewBuffer(percentBytes)
for _, flag := range supportedFlags {
if f.fs.Flag(int(flag)) {
buf.WriteRune(flag)
}
}
buf.WriteRune('v')
format = buf.String()
return format
}
// constructOrigFormat recreates the original format string including precision
// and width information to pass along to the standard fmt package. This allows
// automatic deferral of all format strings this package doesn't support.
func (f *formatState) constructOrigFormat(verb rune) (format string) {
buf := bytes.NewBuffer(percentBytes)
for _, flag := range supportedFlags {
if f.fs.Flag(int(flag)) {
buf.WriteRune(flag)
}
}
if width, ok := f.fs.Width(); ok {
buf.WriteString(strconv.Itoa(width))
}
if precision, ok := f.fs.Precision(); ok {
buf.Write(precisionBytes)
buf.WriteString(strconv.Itoa(precision))
}
buf.WriteRune(verb)
format = buf.String()
return format
}
// unpackValue returns values inside of non-nil interfaces when possible and
// ensures that types for values which have been unpacked from an interface
// are displayed when the show types flag is also set.
// This is useful for data types like structs, arrays, slices, and maps which
// can contain varying types packed inside an interface.
func (f *formatState) unpackValue(v reflect.Value) reflect.Value {
if v.Kind() == reflect.Interface {
f.ignoreNextType = false
if !v.IsNil() {
v = v.Elem()
}
}
return v
}
// formatPtr handles formatting of pointers by indirecting them as necessary.
func (f *formatState) formatPtr(v reflect.Value) {
// Display nil if top level pointer is nil.
showTypes := f.fs.Flag('#')
if v.IsNil() && (!showTypes || f.ignoreNextType) {
f.fs.Write(nilAngleBytes)
return
}
// Remove pointers at or below the current depth from map used to detect
// circular refs.
for k, depth := range f.pointers {
if depth >= f.depth {
delete(f.pointers, k)
}
}
// Keep list of all dereferenced pointers to possibly show later.
pointerChain := make([]uintptr, 0)
// Figure out how many levels of indirection there are by derferencing
// pointers and unpacking interfaces down the chain while detecting circular
// references.
nilFound := false
cycleFound := false
indirects := 0
ve := v
for ve.Kind() == reflect.Ptr {
if ve.IsNil() {
nilFound = true
break
}
indirects++
addr := ve.Pointer()
pointerChain = append(pointerChain, addr)
if pd, ok := f.pointers[addr]; ok && pd < f.depth {
cycleFound = true
indirects--
break
}
f.pointers[addr] = f.depth
ve = ve.Elem()
if ve.Kind() == reflect.Interface {
if ve.IsNil() {
nilFound = true
break
}
ve = ve.Elem()
}
}
// Display type or indirection level depending on flags.
if showTypes && !f.ignoreNextType {
f.fs.Write(openParenBytes)
f.fs.Write(bytes.Repeat(asteriskBytes, indirects))
f.fs.Write([]byte(ve.Type().String()))
f.fs.Write(closeParenBytes)
} else {
if nilFound || cycleFound {
indirects += strings.Count(ve.Type().String(), "*")
}
f.fs.Write(openAngleBytes)
f.fs.Write([]byte(strings.Repeat("*", indirects)))
f.fs.Write(closeAngleBytes)
}
// Display pointer information depending on flags.
if f.fs.Flag('+') && (len(pointerChain) > 0) {
f.fs.Write(openParenBytes)
for i, addr := range pointerChain {
if i > 0 {
f.fs.Write(pointerChainBytes)
}
printHexPtr(f.fs, addr)
}
f.fs.Write(closeParenBytes)
}
// Display dereferenced value.
switch {
case nilFound == true:
f.fs.Write(nilAngleBytes)
case cycleFound == true:
f.fs.Write(circularShortBytes)
default:
f.ignoreNextType = true
f.format(ve)
}
}
// format is the main workhorse for providing the Formatter interface. It
// uses the passed reflect value to figure out what kind of object we are
// dealing with and formats it appropriately. It is a recursive function,
// however circular data structures are detected and handled properly.
func (f *formatState) format(v reflect.Value) {
// Handle invalid reflect values immediately.
kind := v.Kind()
if kind == reflect.Invalid {
f.fs.Write(invalidAngleBytes)
return
}
// Handle pointers specially.
if kind == reflect.Ptr {
f.formatPtr(v)
return
}
// Print type information unless already handled elsewhere.
if !f.ignoreNextType && f.fs.Flag('#') {
f.fs.Write(openParenBytes)
f.fs.Write([]byte(v.Type().String()))
f.fs.Write(closeParenBytes)
}
f.ignoreNextType = false
// Call Stringer/error interfaces if they exist and the handle methods
// flag is enabled.
if !f.cs.DisableMethods {
if (kind != reflect.Invalid) && (kind != reflect.Interface) {
if handled := handleMethods(f.cs, f.fs, v); handled {
return
}
}
}
switch kind {
case reflect.Invalid:
// Do nothing. We should never get here since invalid has already
// been handled above.
case reflect.Bool:
printBool(f.fs, v.Bool())
case reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64, reflect.Int:
printInt(f.fs, v.Int(), 10)
case reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uint:
printUint(f.fs, v.Uint(), 10)
case reflect.Float32:
printFloat(f.fs, v.Float(), 32)
case reflect.Float64:
printFloat(f.fs, v.Float(), 64)
case reflect.Complex64:
printComplex(f.fs, v.Complex(), 32)
case reflect.Complex128:
printComplex(f.fs, v.Complex(), 64)
case reflect.Slice:
if v.IsNil() {
f.fs.Write(nilAngleBytes)
break
}
fallthrough
case reflect.Array:
f.fs.Write(openBracketBytes)
f.depth++
if (f.cs.MaxDepth != 0) && (f.depth > f.cs.MaxDepth) {
f.fs.Write(maxShortBytes)
} else {
numEntries := v.Len()
for i := 0; i < numEntries; i++ {
if i > 0 {
f.fs.Write(spaceBytes)
}
f.ignoreNextType = true
f.format(f.unpackValue(v.Index(i)))
}
}
f.depth--
f.fs.Write(closeBracketBytes)
case reflect.String:
f.fs.Write([]byte(v.String()))
case reflect.Interface:
// The only time we should get here is for nil interfaces due to
// unpackValue calls.
if v.IsNil() {
f.fs.Write(nilAngleBytes)
}
case reflect.Ptr:
// Do nothing. We should never get here since pointers have already
// been handled above.
case reflect.Map:
// nil maps should be indicated as different than empty maps
if v.IsNil() {
f.fs.Write(nilAngleBytes)
break
}
f.fs.Write(openMapBytes)
f.depth++
if (f.cs.MaxDepth != 0) && (f.depth > f.cs.MaxDepth) {
f.fs.Write(maxShortBytes)
} else {
keys := v.MapKeys()
if f.cs.SortKeys {
sortValues(keys, f.cs)
}
for i, key := range keys {
if i > 0 {
f.fs.Write(spaceBytes)
}
f.ignoreNextType = true
f.format(f.unpackValue(key))
f.fs.Write(colonBytes)
f.ignoreNextType = true
f.format(f.unpackValue(v.MapIndex(key)))
}
}
f.depth--
f.fs.Write(closeMapBytes)
case reflect.Struct:
numFields := v.NumField()
f.fs.Write(openBraceBytes)
f.depth++
if (f.cs.MaxDepth != 0) && (f.depth > f.cs.MaxDepth) {
f.fs.Write(maxShortBytes)
} else {
vt := v.Type()
for i := 0; i < numFields; i++ {
if i > 0 {
f.fs.Write(spaceBytes)
}
vtf := vt.Field(i)
if f.fs.Flag('+') || f.fs.Flag('#') {
f.fs.Write([]byte(vtf.Name))
f.fs.Write(colonBytes)
}
f.format(f.unpackValue(v.Field(i)))
}
}
f.depth--
f.fs.Write(closeBraceBytes)
case reflect.Uintptr:
printHexPtr(f.fs, uintptr(v.Uint()))
case reflect.UnsafePointer, reflect.Chan, reflect.Func:
printHexPtr(f.fs, v.Pointer())
// There were not any other types at the time this code was written, but
// fall back to letting the default fmt package handle it if any get added.
default:
format := f.buildDefaultFormat()
if v.CanInterface() {
fmt.Fprintf(f.fs, format, v.Interface())
} else {
fmt.Fprintf(f.fs, format, v.String())
}
}
}
// Format satisfies the fmt.Formatter interface. See NewFormatter for usage
// details.
func (f *formatState) Format(fs fmt.State, verb rune) {
f.fs = fs
// Use standard formatting for verbs that are not v.
if verb != 'v' {
format := f.constructOrigFormat(verb)
fmt.Fprintf(fs, format, f.value)
return
}
if f.value == nil {
if fs.Flag('#') {
fs.Write(interfaceBytes)
}
fs.Write(nilAngleBytes)
return
}
f.format(reflect.ValueOf(f.value))
}
// newFormatter is a helper function to consolidate the logic from the various
// public methods which take varying config states.
func newFormatter(cs *ConfigState, v interface{}) fmt.Formatter {
fs := &formatState{value: v, cs: cs}
fs.pointers = make(map[uintptr]int)
return fs
}
/*
NewFormatter returns a custom formatter that satisfies the fmt.Formatter
interface. As a result, it integrates cleanly with standard fmt package
printing functions. The formatter is useful for inline printing of smaller data
types similar to the standard %v format specifier.
The custom formatter only responds to the %v (most compact), %+v (adds pointer
addresses), %#v (adds types), or %#+v (adds types and pointer addresses) verb
combinations. Any other verbs such as %x and %q will be sent to the the
standard fmt package for formatting. In addition, the custom formatter ignores
the width and precision arguments (however they will still work on the format
specifiers not handled by the custom formatter).
Typically this function shouldn't be called directly. It is much easier to make
use of the custom formatter by calling one of the convenience functions such as
Printf, Println, or Fprintf.
*/
func NewFormatter(v interface{}) fmt.Formatter {
return newFormatter(&Config, v)
}

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/*
* Copyright (c) 2013 Dave Collins <dave@davec.name>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
This test file is part of the spew package rather than than the spew_test
package because it needs access to internals to properly test certain cases
which are not possible via the public interface since they should never happen.
*/
package spew
import (
"bytes"
"reflect"
"testing"
)
// dummyFmtState implements a fake fmt.State to use for testing invalid
// reflect.Value handling. This is necessary because the fmt package catches
// invalid values before invoking the formatter on them.
type dummyFmtState struct {
bytes.Buffer
}
func (dfs *dummyFmtState) Flag(f int) bool {
if f == int('+') {
return true
}
return false
}
func (dfs *dummyFmtState) Precision() (int, bool) {
return 0, false
}
func (dfs *dummyFmtState) Width() (int, bool) {
return 0, false
}
// TestInvalidReflectValue ensures the dump and formatter code handles an
// invalid reflect value properly. This needs access to internal state since it
// should never happen in real code and therefore can't be tested via the public
// API.
func TestInvalidReflectValue(t *testing.T) {
i := 1
// Dump invalid reflect value.
v := new(reflect.Value)
buf := new(bytes.Buffer)
d := dumpState{w: buf, cs: &Config}
d.dump(*v)
s := buf.String()
want := "<invalid>"
if s != want {
t.Errorf("InvalidReflectValue #%d\n got: %s want: %s", i, s, want)
}
i++
// Formatter invalid reflect value.
buf2 := new(dummyFmtState)
f := formatState{value: *v, cs: &Config, fs: buf2}
f.format(*v)
s = buf2.String()
want = "<invalid>"
if s != want {
t.Errorf("InvalidReflectValue #%d got: %s want: %s", i, s, want)
}
}
// SortValues makes the internal sortValues function available to the test
// package.
func SortValues(values []reflect.Value, cs *ConfigState) {
sortValues(values, cs)
}

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// Copyright (c) 2013-2015 Dave Collins <dave@davec.name>
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
// NOTE: Due to the following build constraints, this file will only be compiled
// when the code is not running on Google App Engine and "-tags disableunsafe"
// is not added to the go build command line.
// +build !appengine,!disableunsafe
/*
This test file is part of the spew package rather than than the spew_test
package because it needs access to internals to properly test certain cases
which are not possible via the public interface since they should never happen.
*/
package spew
import (
"bytes"
"reflect"
"testing"
"unsafe"
)
// changeKind uses unsafe to intentionally change the kind of a reflect.Value to
// the maximum kind value which does not exist. This is needed to test the
// fallback code which punts to the standard fmt library for new types that
// might get added to the language.
func changeKind(v *reflect.Value, readOnly bool) {
rvf := (*uintptr)(unsafe.Pointer(uintptr(unsafe.Pointer(v)) + offsetFlag))
*rvf = *rvf | ((1<<flagKindWidth - 1) << flagKindShift)
if readOnly {
*rvf |= flagRO
} else {
*rvf &= ^uintptr(flagRO)
}
}
// TestAddedReflectValue tests functionaly of the dump and formatter code which
// falls back to the standard fmt library for new types that might get added to
// the language.
func TestAddedReflectValue(t *testing.T) {
i := 1
// Dump using a reflect.Value that is exported.
v := reflect.ValueOf(int8(5))
changeKind(&v, false)
buf := new(bytes.Buffer)
d := dumpState{w: buf, cs: &Config}
d.dump(v)
s := buf.String()
want := "(int8) 5"
if s != want {
t.Errorf("TestAddedReflectValue #%d\n got: %s want: %s", i, s, want)
}
i++
// Dump using a reflect.Value that is not exported.
changeKind(&v, true)
buf.Reset()
d.dump(v)
s = buf.String()
want = "(int8) <int8 Value>"
if s != want {
t.Errorf("TestAddedReflectValue #%d\n got: %s want: %s", i, s, want)
}
i++
// Formatter using a reflect.Value that is exported.
changeKind(&v, false)
buf2 := new(dummyFmtState)
f := formatState{value: v, cs: &Config, fs: buf2}
f.format(v)
s = buf2.String()
want = "5"
if s != want {
t.Errorf("TestAddedReflectValue #%d got: %s want: %s", i, s, want)
}
i++
// Formatter using a reflect.Value that is not exported.
changeKind(&v, true)
buf2.Reset()
f = formatState{value: v, cs: &Config, fs: buf2}
f.format(v)
s = buf2.String()
want = "<int8 Value>"
if s != want {
t.Errorf("TestAddedReflectValue #%d got: %s want: %s", i, s, want)
}
}

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/*
* Copyright (c) 2013 Dave Collins <dave@davec.name>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package spew
import (
"fmt"
"io"
)
// Errorf is a wrapper for fmt.Errorf that treats each argument as if it were
// passed with a default Formatter interface returned by NewFormatter. It
// returns the formatted string as a value that satisfies error. See
// NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Errorf(format, spew.NewFormatter(a), spew.NewFormatter(b))
func Errorf(format string, a ...interface{}) (err error) {
return fmt.Errorf(format, convertArgs(a)...)
}
// Fprint is a wrapper for fmt.Fprint that treats each argument as if it were
// passed with a default Formatter interface returned by NewFormatter. It
// returns the number of bytes written and any write error encountered. See
// NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Fprint(w, spew.NewFormatter(a), spew.NewFormatter(b))
func Fprint(w io.Writer, a ...interface{}) (n int, err error) {
return fmt.Fprint(w, convertArgs(a)...)
}
// Fprintf is a wrapper for fmt.Fprintf that treats each argument as if it were
// passed with a default Formatter interface returned by NewFormatter. It
// returns the number of bytes written and any write error encountered. See
// NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Fprintf(w, format, spew.NewFormatter(a), spew.NewFormatter(b))
func Fprintf(w io.Writer, format string, a ...interface{}) (n int, err error) {
return fmt.Fprintf(w, format, convertArgs(a)...)
}
// Fprintln is a wrapper for fmt.Fprintln that treats each argument as if it
// passed with a default Formatter interface returned by NewFormatter. See
// NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Fprintln(w, spew.NewFormatter(a), spew.NewFormatter(b))
func Fprintln(w io.Writer, a ...interface{}) (n int, err error) {
return fmt.Fprintln(w, convertArgs(a)...)
}
// Print is a wrapper for fmt.Print that treats each argument as if it were
// passed with a default Formatter interface returned by NewFormatter. It
// returns the number of bytes written and any write error encountered. See
// NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Print(spew.NewFormatter(a), spew.NewFormatter(b))
func Print(a ...interface{}) (n int, err error) {
return fmt.Print(convertArgs(a)...)
}
// Printf is a wrapper for fmt.Printf that treats each argument as if it were
// passed with a default Formatter interface returned by NewFormatter. It
// returns the number of bytes written and any write error encountered. See
// NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Printf(format, spew.NewFormatter(a), spew.NewFormatter(b))
func Printf(format string, a ...interface{}) (n int, err error) {
return fmt.Printf(format, convertArgs(a)...)
}
// Println is a wrapper for fmt.Println that treats each argument as if it were
// passed with a default Formatter interface returned by NewFormatter. It
// returns the number of bytes written and any write error encountered. See
// NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Println(spew.NewFormatter(a), spew.NewFormatter(b))
func Println(a ...interface{}) (n int, err error) {
return fmt.Println(convertArgs(a)...)
}
// Sprint is a wrapper for fmt.Sprint that treats each argument as if it were
// passed with a default Formatter interface returned by NewFormatter. It
// returns the resulting string. See NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Sprint(spew.NewFormatter(a), spew.NewFormatter(b))
func Sprint(a ...interface{}) string {
return fmt.Sprint(convertArgs(a)...)
}
// Sprintf is a wrapper for fmt.Sprintf that treats each argument as if it were
// passed with a default Formatter interface returned by NewFormatter. It
// returns the resulting string. See NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Sprintf(format, spew.NewFormatter(a), spew.NewFormatter(b))
func Sprintf(format string, a ...interface{}) string {
return fmt.Sprintf(format, convertArgs(a)...)
}
// Sprintln is a wrapper for fmt.Sprintln that treats each argument as if it
// were passed with a default Formatter interface returned by NewFormatter. It
// returns the resulting string. See NewFormatter for formatting details.
//
// This function is shorthand for the following syntax:
//
// fmt.Sprintln(spew.NewFormatter(a), spew.NewFormatter(b))
func Sprintln(a ...interface{}) string {
return fmt.Sprintln(convertArgs(a)...)
}
// convertArgs accepts a slice of arguments and returns a slice of the same
// length with each argument converted to a default spew Formatter interface.
func convertArgs(args []interface{}) (formatters []interface{}) {
formatters = make([]interface{}, len(args))
for index, arg := range args {
formatters[index] = NewFormatter(arg)
}
return formatters
}

View file

@ -1,309 +0,0 @@
/*
* Copyright (c) 2013 Dave Collins <dave@davec.name>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
package spew_test
import (
"bytes"
"fmt"
"io/ioutil"
"os"
"testing"
"github.com/davecgh/go-spew/spew"
)
// spewFunc is used to identify which public function of the spew package or
// ConfigState a test applies to.
type spewFunc int
const (
fCSFdump spewFunc = iota
fCSFprint
fCSFprintf
fCSFprintln
fCSPrint
fCSPrintln
fCSSdump
fCSSprint
fCSSprintf
fCSSprintln
fCSErrorf
fCSNewFormatter
fErrorf
fFprint
fFprintln
fPrint
fPrintln
fSdump
fSprint
fSprintf
fSprintln
)
// Map of spewFunc values to names for pretty printing.
var spewFuncStrings = map[spewFunc]string{
fCSFdump: "ConfigState.Fdump",
fCSFprint: "ConfigState.Fprint",
fCSFprintf: "ConfigState.Fprintf",
fCSFprintln: "ConfigState.Fprintln",
fCSSdump: "ConfigState.Sdump",
fCSPrint: "ConfigState.Print",
fCSPrintln: "ConfigState.Println",
fCSSprint: "ConfigState.Sprint",
fCSSprintf: "ConfigState.Sprintf",
fCSSprintln: "ConfigState.Sprintln",
fCSErrorf: "ConfigState.Errorf",
fCSNewFormatter: "ConfigState.NewFormatter",
fErrorf: "spew.Errorf",
fFprint: "spew.Fprint",
fFprintln: "spew.Fprintln",
fPrint: "spew.Print",
fPrintln: "spew.Println",
fSdump: "spew.Sdump",
fSprint: "spew.Sprint",
fSprintf: "spew.Sprintf",
fSprintln: "spew.Sprintln",
}
func (f spewFunc) String() string {
if s, ok := spewFuncStrings[f]; ok {
return s
}
return fmt.Sprintf("Unknown spewFunc (%d)", int(f))
}
// spewTest is used to describe a test to be performed against the public
// functions of the spew package or ConfigState.
type spewTest struct {
cs *spew.ConfigState
f spewFunc
format string
in interface{}
want string
}
// spewTests houses the tests to be performed against the public functions of
// the spew package and ConfigState.
//
// These tests are only intended to ensure the public functions are exercised
// and are intentionally not exhaustive of types. The exhaustive type
// tests are handled in the dump and format tests.
var spewTests []spewTest
// redirStdout is a helper function to return the standard output from f as a
// byte slice.
func redirStdout(f func()) ([]byte, error) {
tempFile, err := ioutil.TempFile("", "ss-test")
if err != nil {
return nil, err
}
fileName := tempFile.Name()
defer os.Remove(fileName) // Ignore error
origStdout := os.Stdout
os.Stdout = tempFile
f()
os.Stdout = origStdout
tempFile.Close()
return ioutil.ReadFile(fileName)
}
func initSpewTests() {
// Config states with various settings.
scsDefault := spew.NewDefaultConfig()
scsNoMethods := &spew.ConfigState{Indent: " ", DisableMethods: true}
scsNoPmethods := &spew.ConfigState{Indent: " ", DisablePointerMethods: true}
scsMaxDepth := &spew.ConfigState{Indent: " ", MaxDepth: 1}
scsContinue := &spew.ConfigState{Indent: " ", ContinueOnMethod: true}
// Variables for tests on types which implement Stringer interface with and
// without a pointer receiver.
ts := stringer("test")
tps := pstringer("test")
// depthTester is used to test max depth handling for structs, array, slices
// and maps.
type depthTester struct {
ic indirCir1
arr [1]string
slice []string
m map[string]int
}
dt := depthTester{indirCir1{nil}, [1]string{"arr"}, []string{"slice"},
map[string]int{"one": 1}}
// Variable for tests on types which implement error interface.
te := customError(10)
spewTests = []spewTest{
{scsDefault, fCSFdump, "", int8(127), "(int8) 127\n"},
{scsDefault, fCSFprint, "", int16(32767), "32767"},
{scsDefault, fCSFprintf, "%v", int32(2147483647), "2147483647"},
{scsDefault, fCSFprintln, "", int(2147483647), "2147483647\n"},
{scsDefault, fCSPrint, "", int64(9223372036854775807), "9223372036854775807"},
{scsDefault, fCSPrintln, "", uint8(255), "255\n"},
{scsDefault, fCSSdump, "", uint8(64), "(uint8) 64\n"},
{scsDefault, fCSSprint, "", complex(1, 2), "(1+2i)"},
{scsDefault, fCSSprintf, "%v", complex(float32(3), 4), "(3+4i)"},
{scsDefault, fCSSprintln, "", complex(float64(5), 6), "(5+6i)\n"},
{scsDefault, fCSErrorf, "%#v", uint16(65535), "(uint16)65535"},
{scsDefault, fCSNewFormatter, "%v", uint32(4294967295), "4294967295"},
{scsDefault, fErrorf, "%v", uint64(18446744073709551615), "18446744073709551615"},
{scsDefault, fFprint, "", float32(3.14), "3.14"},
{scsDefault, fFprintln, "", float64(6.28), "6.28\n"},
{scsDefault, fPrint, "", true, "true"},
{scsDefault, fPrintln, "", false, "false\n"},
{scsDefault, fSdump, "", complex(-10, -20), "(complex128) (-10-20i)\n"},
{scsDefault, fSprint, "", complex(-1, -2), "(-1-2i)"},
{scsDefault, fSprintf, "%v", complex(float32(-3), -4), "(-3-4i)"},
{scsDefault, fSprintln, "", complex(float64(-5), -6), "(-5-6i)\n"},
{scsNoMethods, fCSFprint, "", ts, "test"},
{scsNoMethods, fCSFprint, "", &ts, "<*>test"},
{scsNoMethods, fCSFprint, "", tps, "test"},
{scsNoMethods, fCSFprint, "", &tps, "<*>test"},
{scsNoPmethods, fCSFprint, "", ts, "stringer test"},
{scsNoPmethods, fCSFprint, "", &ts, "<*>stringer test"},
{scsNoPmethods, fCSFprint, "", tps, "test"},
{scsNoPmethods, fCSFprint, "", &tps, "<*>stringer test"},
{scsMaxDepth, fCSFprint, "", dt, "{{<max>} [<max>] [<max>] map[<max>]}"},
{scsMaxDepth, fCSFdump, "", dt, "(spew_test.depthTester) {\n" +
" ic: (spew_test.indirCir1) {\n <max depth reached>\n },\n" +
" arr: ([1]string) (len=1 cap=1) {\n <max depth reached>\n },\n" +
" slice: ([]string) (len=1 cap=1) {\n <max depth reached>\n },\n" +
" m: (map[string]int) (len=1) {\n <max depth reached>\n }\n}\n"},
{scsContinue, fCSFprint, "", ts, "(stringer test) test"},
{scsContinue, fCSFdump, "", ts, "(spew_test.stringer) " +
"(len=4) (stringer test) \"test\"\n"},
{scsContinue, fCSFprint, "", te, "(error: 10) 10"},
{scsContinue, fCSFdump, "", te, "(spew_test.customError) " +
"(error: 10) 10\n"},
}
}
// TestSpew executes all of the tests described by spewTests.
func TestSpew(t *testing.T) {
initSpewTests()
t.Logf("Running %d tests", len(spewTests))
for i, test := range spewTests {
buf := new(bytes.Buffer)
switch test.f {
case fCSFdump:
test.cs.Fdump(buf, test.in)
case fCSFprint:
test.cs.Fprint(buf, test.in)
case fCSFprintf:
test.cs.Fprintf(buf, test.format, test.in)
case fCSFprintln:
test.cs.Fprintln(buf, test.in)
case fCSPrint:
b, err := redirStdout(func() { test.cs.Print(test.in) })
if err != nil {
t.Errorf("%v #%d %v", test.f, i, err)
continue
}
buf.Write(b)
case fCSPrintln:
b, err := redirStdout(func() { test.cs.Println(test.in) })
if err != nil {
t.Errorf("%v #%d %v", test.f, i, err)
continue
}
buf.Write(b)
case fCSSdump:
str := test.cs.Sdump(test.in)
buf.WriteString(str)
case fCSSprint:
str := test.cs.Sprint(test.in)
buf.WriteString(str)
case fCSSprintf:
str := test.cs.Sprintf(test.format, test.in)
buf.WriteString(str)
case fCSSprintln:
str := test.cs.Sprintln(test.in)
buf.WriteString(str)
case fCSErrorf:
err := test.cs.Errorf(test.format, test.in)
buf.WriteString(err.Error())
case fCSNewFormatter:
fmt.Fprintf(buf, test.format, test.cs.NewFormatter(test.in))
case fErrorf:
err := spew.Errorf(test.format, test.in)
buf.WriteString(err.Error())
case fFprint:
spew.Fprint(buf, test.in)
case fFprintln:
spew.Fprintln(buf, test.in)
case fPrint:
b, err := redirStdout(func() { spew.Print(test.in) })
if err != nil {
t.Errorf("%v #%d %v", test.f, i, err)
continue
}
buf.Write(b)
case fPrintln:
b, err := redirStdout(func() { spew.Println(test.in) })
if err != nil {
t.Errorf("%v #%d %v", test.f, i, err)
continue
}
buf.Write(b)
case fSdump:
str := spew.Sdump(test.in)
buf.WriteString(str)
case fSprint:
str := spew.Sprint(test.in)
buf.WriteString(str)
case fSprintf:
str := spew.Sprintf(test.format, test.in)
buf.WriteString(str)
case fSprintln:
str := spew.Sprintln(test.in)
buf.WriteString(str)
default:
t.Errorf("%v #%d unrecognized function", test.f, i)
continue
}
s := buf.String()
if test.want != s {
t.Errorf("ConfigState #%d\n got: %s want: %s", i, s, test.want)
continue
}
}
}

View file

@ -1,82 +0,0 @@
// Copyright (c) 2013 Dave Collins <dave@davec.name>
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
// NOTE: Due to the following build constraints, this file will only be compiled
// when both cgo is supported and "-tags testcgo" is added to the go test
// command line. This code should really only be in the dumpcgo_test.go file,
// but unfortunately Go will not allow cgo in test files, so this is a
// workaround to allow cgo types to be tested. This configuration is used
// because spew itself does not require cgo to run even though it does handle
// certain cgo types specially. Rather than forcing all clients to require cgo
// and an external C compiler just to run the tests, this scheme makes them
// optional.
// +build cgo,testcgo
package testdata
/*
#include <stdint.h>
typedef unsigned char custom_uchar_t;
char *ncp = 0;
char *cp = "test";
char ca[6] = {'t', 'e', 's', 't', '2', '\0'};
unsigned char uca[6] = {'t', 'e', 's', 't', '3', '\0'};
signed char sca[6] = {'t', 'e', 's', 't', '4', '\0'};
uint8_t ui8ta[6] = {'t', 'e', 's', 't', '5', '\0'};
custom_uchar_t tuca[6] = {'t', 'e', 's', 't', '6', '\0'};
*/
import "C"
// GetCgoNullCharPointer returns a null char pointer via cgo. This is only
// used for tests.
func GetCgoNullCharPointer() interface{} {
return C.ncp
}
// GetCgoCharPointer returns a char pointer via cgo. This is only used for
// tests.
func GetCgoCharPointer() interface{} {
return C.cp
}
// GetCgoCharArray returns a char array via cgo and the array's len and cap.
// This is only used for tests.
func GetCgoCharArray() (interface{}, int, int) {
return C.ca, len(C.ca), cap(C.ca)
}
// GetCgoUnsignedCharArray returns an unsigned char array via cgo and the
// array's len and cap. This is only used for tests.
func GetCgoUnsignedCharArray() (interface{}, int, int) {
return C.uca, len(C.uca), cap(C.uca)
}
// GetCgoSignedCharArray returns a signed char array via cgo and the array's len
// and cap. This is only used for tests.
func GetCgoSignedCharArray() (interface{}, int, int) {
return C.sca, len(C.sca), cap(C.sca)
}
// GetCgoUint8tArray returns a uint8_t array via cgo and the array's len and
// cap. This is only used for tests.
func GetCgoUint8tArray() (interface{}, int, int) {
return C.ui8ta, len(C.ui8ta), cap(C.ui8ta)
}
// GetCgoTypdefedUnsignedCharArray returns a typedefed unsigned char array via
// cgo and the array's len and cap. This is only used for tests.
func GetCgoTypdefedUnsignedCharArray() (interface{}, int, int) {
return C.tuca, len(C.tuca), cap(C.tuca)
}

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@ -1,139 +0,0 @@
package digest
import (
"fmt"
"hash"
"io"
"regexp"
"strings"
)
const (
// DigestSha256EmptyTar is the canonical sha256 digest of empty data
DigestSha256EmptyTar = "sha256:e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
)
// Digest allows simple protection of hex formatted digest strings, prefixed
// by their algorithm. Strings of type Digest have some guarantee of being in
// the correct format and it provides quick access to the components of a
// digest string.
//
// The following is an example of the contents of Digest types:
//
// sha256:7173b809ca12ec5dee4506cd86be934c4596dd234ee82c0662eac04a8c2c71dc
//
// This allows to abstract the digest behind this type and work only in those
// terms.
type Digest string
// NewDigest returns a Digest from alg and a hash.Hash object.
func NewDigest(alg Algorithm, h hash.Hash) Digest {
return NewDigestFromBytes(alg, h.Sum(nil))
}
// NewDigestFromBytes returns a new digest from the byte contents of p.
// Typically, this can come from hash.Hash.Sum(...) or xxx.SumXXX(...)
// functions. This is also useful for rebuilding digests from binary
// serializations.
func NewDigestFromBytes(alg Algorithm, p []byte) Digest {
return Digest(fmt.Sprintf("%s:%x", alg, p))
}
// NewDigestFromHex returns a Digest from alg and a the hex encoded digest.
func NewDigestFromHex(alg, hex string) Digest {
return Digest(fmt.Sprintf("%s:%s", alg, hex))
}
// DigestRegexp matches valid digest types.
var DigestRegexp = regexp.MustCompile(`[a-zA-Z0-9-_+.]+:[a-fA-F0-9]+`)
// DigestRegexpAnchored matches valid digest types, anchored to the start and end of the match.
var DigestRegexpAnchored = regexp.MustCompile(`^` + DigestRegexp.String() + `$`)
var (
// ErrDigestInvalidFormat returned when digest format invalid.
ErrDigestInvalidFormat = fmt.Errorf("invalid checksum digest format")
// ErrDigestInvalidLength returned when digest has invalid length.
ErrDigestInvalidLength = fmt.Errorf("invalid checksum digest length")
// ErrDigestUnsupported returned when the digest algorithm is unsupported.
ErrDigestUnsupported = fmt.Errorf("unsupported digest algorithm")
)
// ParseDigest parses s and returns the validated digest object. An error will
// be returned if the format is invalid.
func ParseDigest(s string) (Digest, error) {
d := Digest(s)
return d, d.Validate()
}
// FromReader returns the most valid digest for the underlying content using
// the canonical digest algorithm.
func FromReader(rd io.Reader) (Digest, error) {
return Canonical.FromReader(rd)
}
// FromBytes digests the input and returns a Digest.
func FromBytes(p []byte) Digest {
return Canonical.FromBytes(p)
}
// Validate checks that the contents of d is a valid digest, returning an
// error if not.
func (d Digest) Validate() error {
s := string(d)
if !DigestRegexpAnchored.MatchString(s) {
return ErrDigestInvalidFormat
}
i := strings.Index(s, ":")
if i < 0 {
return ErrDigestInvalidFormat
}
// case: "sha256:" with no hex.
if i+1 == len(s) {
return ErrDigestInvalidFormat
}
switch algorithm := Algorithm(s[:i]); algorithm {
case SHA256, SHA384, SHA512:
if algorithm.Size()*2 != len(s[i+1:]) {
return ErrDigestInvalidLength
}
break
default:
return ErrDigestUnsupported
}
return nil
}
// Algorithm returns the algorithm portion of the digest. This will panic if
// the underlying digest is not in a valid format.
func (d Digest) Algorithm() Algorithm {
return Algorithm(d[:d.sepIndex()])
}
// Hex returns the hex digest portion of the digest. This will panic if the
// underlying digest is not in a valid format.
func (d Digest) Hex() string {
return string(d[d.sepIndex()+1:])
}
func (d Digest) String() string {
return string(d)
}
func (d Digest) sepIndex() int {
i := strings.Index(string(d), ":")
if i < 0 {
panic("could not find ':' in digest: " + d)
}
return i
}

View file

@ -1,82 +0,0 @@
package digest
import (
"testing"
)
func TestParseDigest(t *testing.T) {
for _, testcase := range []struct {
input string
err error
algorithm Algorithm
hex string
}{
{
input: "sha256:e58fcf7418d4390dec8e8fb69d88c06ec07039d651fedd3aa72af9972e7d046b",
algorithm: "sha256",
hex: "e58fcf7418d4390dec8e8fb69d88c06ec07039d651fedd3aa72af9972e7d046b",
},
{
input: "sha384:d3fc7881460b7e22e3d172954463dddd7866d17597e7248453c48b3e9d26d9596bf9c4a9cf8072c9d5bad76e19af801d",
algorithm: "sha384",
hex: "d3fc7881460b7e22e3d172954463dddd7866d17597e7248453c48b3e9d26d9596bf9c4a9cf8072c9d5bad76e19af801d",
},
{
// empty hex
input: "sha256:",
err: ErrDigestInvalidFormat,
},
{
// just hex
input: "d41d8cd98f00b204e9800998ecf8427e",
err: ErrDigestInvalidFormat,
},
{
// not hex
input: "sha256:d41d8cd98f00b204e9800m98ecf8427e",
err: ErrDigestInvalidFormat,
},
{
// too short
input: "sha256:abcdef0123456789",
err: ErrDigestInvalidLength,
},
{
// too short (from different algorithm)
input: "sha512:abcdef0123456789abcdef0123456789abcdef0123456789abcdef0123456789",
err: ErrDigestInvalidLength,
},
{
input: "foo:d41d8cd98f00b204e9800998ecf8427e",
err: ErrDigestUnsupported,
},
} {
digest, err := ParseDigest(testcase.input)
if err != testcase.err {
t.Fatalf("error differed from expected while parsing %q: %v != %v", testcase.input, err, testcase.err)
}
if testcase.err != nil {
continue
}
if digest.Algorithm() != testcase.algorithm {
t.Fatalf("incorrect algorithm for parsed digest: %q != %q", digest.Algorithm(), testcase.algorithm)
}
if digest.Hex() != testcase.hex {
t.Fatalf("incorrect hex for parsed digest: %q != %q", digest.Hex(), testcase.hex)
}
// Parse string return value and check equality
newParsed, err := ParseDigest(digest.String())
if err != nil {
t.Fatalf("unexpected error parsing input %q: %v", testcase.input, err)
}
if newParsed != digest {
t.Fatalf("expected equal: %q != %q", newParsed, digest)
}
}
}

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@ -1,155 +0,0 @@
package digest
import (
"crypto"
"fmt"
"hash"
"io"
)
// Algorithm identifies and implementation of a digester by an identifier.
// Note the that this defines both the hash algorithm used and the string
// encoding.
type Algorithm string
// supported digest types
const (
SHA256 Algorithm = "sha256" // sha256 with hex encoding
SHA384 Algorithm = "sha384" // sha384 with hex encoding
SHA512 Algorithm = "sha512" // sha512 with hex encoding
// Canonical is the primary digest algorithm used with the distribution
// project. Other digests may be used but this one is the primary storage
// digest.
Canonical = SHA256
)
var (
// TODO(stevvooe): Follow the pattern of the standard crypto package for
// registration of digests. Effectively, we are a registerable set and
// common symbol access.
// algorithms maps values to hash.Hash implementations. Other algorithms
// may be available but they cannot be calculated by the digest package.
algorithms = map[Algorithm]crypto.Hash{
SHA256: crypto.SHA256,
SHA384: crypto.SHA384,
SHA512: crypto.SHA512,
}
)
// Available returns true if the digest type is available for use. If this
// returns false, New and Hash will return nil.
func (a Algorithm) Available() bool {
h, ok := algorithms[a]
if !ok {
return false
}
// check availability of the hash, as well
return h.Available()
}
func (a Algorithm) String() string {
return string(a)
}
// Size returns number of bytes returned by the hash.
func (a Algorithm) Size() int {
h, ok := algorithms[a]
if !ok {
return 0
}
return h.Size()
}
// Set implemented to allow use of Algorithm as a command line flag.
func (a *Algorithm) Set(value string) error {
if value == "" {
*a = Canonical
} else {
// just do a type conversion, support is queried with Available.
*a = Algorithm(value)
}
return nil
}
// New returns a new digester for the specified algorithm. If the algorithm
// does not have a digester implementation, nil will be returned. This can be
// checked by calling Available before calling New.
func (a Algorithm) New() Digester {
return &digester{
alg: a,
hash: a.Hash(),
}
}
// Hash returns a new hash as used by the algorithm. If not available, the
// method will panic. Check Algorithm.Available() before calling.
func (a Algorithm) Hash() hash.Hash {
if !a.Available() {
// NOTE(stevvooe): A missing hash is usually a programming error that
// must be resolved at compile time. We don't import in the digest
// package to allow users to choose their hash implementation (such as
// when using stevvooe/resumable or a hardware accelerated package).
//
// Applications that may want to resolve the hash at runtime should
// call Algorithm.Available before call Algorithm.Hash().
panic(fmt.Sprintf("%v not available (make sure it is imported)", a))
}
return algorithms[a].New()
}
// FromReader returns the digest of the reader using the algorithm.
func (a Algorithm) FromReader(rd io.Reader) (Digest, error) {
digester := a.New()
if _, err := io.Copy(digester.Hash(), rd); err != nil {
return "", err
}
return digester.Digest(), nil
}
// FromBytes digests the input and returns a Digest.
func (a Algorithm) FromBytes(p []byte) Digest {
digester := a.New()
if _, err := digester.Hash().Write(p); err != nil {
// Writes to a Hash should never fail. None of the existing
// hash implementations in the stdlib or hashes vendored
// here can return errors from Write. Having a panic in this
// condition instead of having FromBytes return an error value
// avoids unnecessary error handling paths in all callers.
panic("write to hash function returned error: " + err.Error())
}
return digester.Digest()
}
// TODO(stevvooe): Allow resolution of verifiers using the digest type and
// this registration system.
// Digester calculates the digest of written data. Writes should go directly
// to the return value of Hash, while calling Digest will return the current
// value of the digest.
type Digester interface {
Hash() hash.Hash // provides direct access to underlying hash instance.
Digest() Digest
}
// digester provides a simple digester definition that embeds a hasher.
type digester struct {
alg Algorithm
hash hash.Hash
}
func (d *digester) Hash() hash.Hash {
return d.hash
}
func (d *digester) Digest() Digest {
return NewDigest(d.alg, d.hash)
}

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@ -1,21 +0,0 @@
// +build !noresumabledigest
package digest
import (
"testing"
"github.com/stevvooe/resumable"
_ "github.com/stevvooe/resumable/sha256"
)
// TestResumableDetection just ensures that the resumable capability of a hash
// is exposed through the digester type, which is just a hash plus a Digest
// method.
func TestResumableDetection(t *testing.T) {
d := Canonical.New()
if _, ok := d.Hash().(resumable.Hash); !ok {
t.Fatalf("expected digester to implement resumable.Hash: %#v, %v", d, d.Hash())
}
}

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@ -1,42 +0,0 @@
// Package digest provides a generalized type to opaquely represent message
// digests and their operations within the registry. The Digest type is
// designed to serve as a flexible identifier in a content-addressable system.
// More importantly, it provides tools and wrappers to work with
// hash.Hash-based digests with little effort.
//
// Basics
//
// The format of a digest is simply a string with two parts, dubbed the
// "algorithm" and the "digest", separated by a colon:
//
// <algorithm>:<digest>
//
// An example of a sha256 digest representation follows:
//
// sha256:7173b809ca12ec5dee4506cd86be934c4596dd234ee82c0662eac04a8c2c71dc
//
// In this case, the string "sha256" is the algorithm and the hex bytes are
// the "digest".
//
// Because the Digest type is simply a string, once a valid Digest is
// obtained, comparisons are cheap, quick and simple to express with the
// standard equality operator.
//
// Verification
//
// The main benefit of using the Digest type is simple verification against a
// given digest. The Verifier interface, modeled after the stdlib hash.Hash
// interface, provides a common write sink for digest verification. After
// writing is complete, calling the Verifier.Verified method will indicate
// whether or not the stream of bytes matches the target digest.
//
// Missing Features
//
// In addition to the above, we intend to add the following features to this
// package:
//
// 1. A Digester type that supports write sink digest calculation.
//
// 2. Suspend and resume of ongoing digest calculations to support efficient digest verification in the registry.
//
package digest

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@ -1,245 +0,0 @@
package digest
import (
"errors"
"sort"
"strings"
"sync"
)
var (
// ErrDigestNotFound is used when a matching digest
// could not be found in a set.
ErrDigestNotFound = errors.New("digest not found")
// ErrDigestAmbiguous is used when multiple digests
// are found in a set. None of the matching digests
// should be considered valid matches.
ErrDigestAmbiguous = errors.New("ambiguous digest string")
)
// Set is used to hold a unique set of digests which
// may be easily referenced by easily referenced by a string
// representation of the digest as well as short representation.
// The uniqueness of the short representation is based on other
// digests in the set. If digests are omitted from this set,
// collisions in a larger set may not be detected, therefore it
// is important to always do short representation lookups on
// the complete set of digests. To mitigate collisions, an
// appropriately long short code should be used.
type Set struct {
mutex sync.RWMutex
entries digestEntries
}
// NewSet creates an empty set of digests
// which may have digests added.
func NewSet() *Set {
return &Set{
entries: digestEntries{},
}
}
// checkShortMatch checks whether two digests match as either whole
// values or short values. This function does not test equality,
// rather whether the second value could match against the first
// value.
func checkShortMatch(alg Algorithm, hex, shortAlg, shortHex string) bool {
if len(hex) == len(shortHex) {
if hex != shortHex {
return false
}
if len(shortAlg) > 0 && string(alg) != shortAlg {
return false
}
} else if !strings.HasPrefix(hex, shortHex) {
return false
} else if len(shortAlg) > 0 && string(alg) != shortAlg {
return false
}
return true
}
// Lookup looks for a digest matching the given string representation.
// If no digests could be found ErrDigestNotFound will be returned
// with an empty digest value. If multiple matches are found
// ErrDigestAmbiguous will be returned with an empty digest value.
func (dst *Set) Lookup(d string) (Digest, error) {
dst.mutex.RLock()
defer dst.mutex.RUnlock()
if len(dst.entries) == 0 {
return "", ErrDigestNotFound
}
var (
searchFunc func(int) bool
alg Algorithm
hex string
)
dgst, err := ParseDigest(d)
if err == ErrDigestInvalidFormat {
hex = d
searchFunc = func(i int) bool {
return dst.entries[i].val >= d
}
} else {
hex = dgst.Hex()
alg = dgst.Algorithm()
searchFunc = func(i int) bool {
if dst.entries[i].val == hex {
return dst.entries[i].alg >= alg
}
return dst.entries[i].val >= hex
}
}
idx := sort.Search(len(dst.entries), searchFunc)
if idx == len(dst.entries) || !checkShortMatch(dst.entries[idx].alg, dst.entries[idx].val, string(alg), hex) {
return "", ErrDigestNotFound
}
if dst.entries[idx].alg == alg && dst.entries[idx].val == hex {
return dst.entries[idx].digest, nil
}
if idx+1 < len(dst.entries) && checkShortMatch(dst.entries[idx+1].alg, dst.entries[idx+1].val, string(alg), hex) {
return "", ErrDigestAmbiguous
}
return dst.entries[idx].digest, nil
}
// Add adds the given digest to the set. An error will be returned
// if the given digest is invalid. If the digest already exists in the
// set, this operation will be a no-op.
func (dst *Set) Add(d Digest) error {
if err := d.Validate(); err != nil {
return err
}
dst.mutex.Lock()
defer dst.mutex.Unlock()
entry := &digestEntry{alg: d.Algorithm(), val: d.Hex(), digest: d}
searchFunc := func(i int) bool {
if dst.entries[i].val == entry.val {
return dst.entries[i].alg >= entry.alg
}
return dst.entries[i].val >= entry.val
}
idx := sort.Search(len(dst.entries), searchFunc)
if idx == len(dst.entries) {
dst.entries = append(dst.entries, entry)
return nil
} else if dst.entries[idx].digest == d {
return nil
}
entries := append(dst.entries, nil)
copy(entries[idx+1:], entries[idx:len(entries)-1])
entries[idx] = entry
dst.entries = entries
return nil
}
// Remove removes the given digest from the set. An err will be
// returned if the given digest is invalid. If the digest does
// not exist in the set, this operation will be a no-op.
func (dst *Set) Remove(d Digest) error {
if err := d.Validate(); err != nil {
return err
}
dst.mutex.Lock()
defer dst.mutex.Unlock()
entry := &digestEntry{alg: d.Algorithm(), val: d.Hex(), digest: d}
searchFunc := func(i int) bool {
if dst.entries[i].val == entry.val {
return dst.entries[i].alg >= entry.alg
}
return dst.entries[i].val >= entry.val
}
idx := sort.Search(len(dst.entries), searchFunc)
// Not found if idx is after or value at idx is not digest
if idx == len(dst.entries) || dst.entries[idx].digest != d {
return nil
}
entries := dst.entries
copy(entries[idx:], entries[idx+1:])
entries = entries[:len(entries)-1]
dst.entries = entries
return nil
}
// All returns all the digests in the set
func (dst *Set) All() []Digest {
dst.mutex.RLock()
defer dst.mutex.RUnlock()
retValues := make([]Digest, len(dst.entries))
for i := range dst.entries {
retValues[i] = dst.entries[i].digest
}
return retValues
}
// ShortCodeTable returns a map of Digest to unique short codes. The
// length represents the minimum value, the maximum length may be the
// entire value of digest if uniqueness cannot be achieved without the
// full value. This function will attempt to make short codes as short
// as possible to be unique.
func ShortCodeTable(dst *Set, length int) map[Digest]string {
dst.mutex.RLock()
defer dst.mutex.RUnlock()
m := make(map[Digest]string, len(dst.entries))
l := length
resetIdx := 0
for i := 0; i < len(dst.entries); i++ {
var short string
extended := true
for extended {
extended = false
if len(dst.entries[i].val) <= l {
short = dst.entries[i].digest.String()
} else {
short = dst.entries[i].val[:l]
for j := i + 1; j < len(dst.entries); j++ {
if checkShortMatch(dst.entries[j].alg, dst.entries[j].val, "", short) {
if j > resetIdx {
resetIdx = j
}
extended = true
} else {
break
}
}
if extended {
l++
}
}
}
m[dst.entries[i].digest] = short
if i >= resetIdx {
l = length
}
}
return m
}
type digestEntry struct {
alg Algorithm
val string
digest Digest
}
type digestEntries []*digestEntry
func (d digestEntries) Len() int {
return len(d)
}
func (d digestEntries) Less(i, j int) bool {
if d[i].val != d[j].val {
return d[i].val < d[j].val
}
return d[i].alg < d[j].alg
}
func (d digestEntries) Swap(i, j int) {
d[i], d[j] = d[j], d[i]
}

View file

@ -1,368 +0,0 @@
package digest
import (
"crypto/sha256"
"encoding/binary"
"math/rand"
"testing"
)
func assertEqualDigests(t *testing.T, d1, d2 Digest) {
if d1 != d2 {
t.Fatalf("Digests do not match:\n\tActual: %s\n\tExpected: %s", d1, d2)
}
}
func TestLookup(t *testing.T) {
digests := []Digest{
"sha256:1234511111111111111111111111111111111111111111111111111111111111",
"sha256:1234111111111111111111111111111111111111111111111111111111111111",
"sha256:1234611111111111111111111111111111111111111111111111111111111111",
"sha256:5432111111111111111111111111111111111111111111111111111111111111",
"sha256:6543111111111111111111111111111111111111111111111111111111111111",
"sha256:6432111111111111111111111111111111111111111111111111111111111111",
"sha256:6542111111111111111111111111111111111111111111111111111111111111",
"sha256:6532111111111111111111111111111111111111111111111111111111111111",
}
dset := NewSet()
for i := range digests {
if err := dset.Add(digests[i]); err != nil {
t.Fatal(err)
}
}
dgst, err := dset.Lookup("54")
if err != nil {
t.Fatal(err)
}
assertEqualDigests(t, dgst, digests[3])
dgst, err = dset.Lookup("1234")
if err == nil {
t.Fatal("Expected ambiguous error looking up: 1234")
}
if err != ErrDigestAmbiguous {
t.Fatal(err)
}
dgst, err = dset.Lookup("9876")
if err == nil {
t.Fatal("Expected ambiguous error looking up: 9876")
}
if err != ErrDigestNotFound {
t.Fatal(err)
}
dgst, err = dset.Lookup("sha256:1234")
if err == nil {
t.Fatal("Expected ambiguous error looking up: sha256:1234")
}
if err != ErrDigestAmbiguous {
t.Fatal(err)
}
dgst, err = dset.Lookup("sha256:12345")
if err != nil {
t.Fatal(err)
}
assertEqualDigests(t, dgst, digests[0])
dgst, err = dset.Lookup("sha256:12346")
if err != nil {
t.Fatal(err)
}
assertEqualDigests(t, dgst, digests[2])
dgst, err = dset.Lookup("12346")
if err != nil {
t.Fatal(err)
}
assertEqualDigests(t, dgst, digests[2])
dgst, err = dset.Lookup("12345")
if err != nil {
t.Fatal(err)
}
assertEqualDigests(t, dgst, digests[0])
}
func TestAddDuplication(t *testing.T) {
digests := []Digest{
"sha256:1234111111111111111111111111111111111111111111111111111111111111",
"sha256:1234511111111111111111111111111111111111111111111111111111111111",
"sha256:1234611111111111111111111111111111111111111111111111111111111111",
"sha256:5432111111111111111111111111111111111111111111111111111111111111",
"sha256:6543111111111111111111111111111111111111111111111111111111111111",
"sha512:65431111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111",
"sha512:65421111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111",
"sha512:65321111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111",
}
dset := NewSet()
for i := range digests {
if err := dset.Add(digests[i]); err != nil {
t.Fatal(err)
}
}
if len(dset.entries) != 8 {
t.Fatal("Invalid dset size")
}
if err := dset.Add(Digest("sha256:1234511111111111111111111111111111111111111111111111111111111111")); err != nil {
t.Fatal(err)
}
if len(dset.entries) != 8 {
t.Fatal("Duplicate digest insert allowed")
}
if err := dset.Add(Digest("sha384:123451111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111")); err != nil {
t.Fatal(err)
}
if len(dset.entries) != 9 {
t.Fatal("Insert with different algorithm not allowed")
}
}
func TestRemove(t *testing.T) {
digests, err := createDigests(10)
if err != nil {
t.Fatal(err)
}
dset := NewSet()
for i := range digests {
if err := dset.Add(digests[i]); err != nil {
t.Fatal(err)
}
}
dgst, err := dset.Lookup(digests[0].String())
if err != nil {
t.Fatal(err)
}
if dgst != digests[0] {
t.Fatalf("Unexpected digest value:\n\tExpected: %s\n\tActual: %s", digests[0], dgst)
}
if err := dset.Remove(digests[0]); err != nil {
t.Fatal(err)
}
if _, err := dset.Lookup(digests[0].String()); err != ErrDigestNotFound {
t.Fatalf("Expected error %v when looking up removed digest, got %v", ErrDigestNotFound, err)
}
}
func TestAll(t *testing.T) {
digests, err := createDigests(100)
if err != nil {
t.Fatal(err)
}
dset := NewSet()
for i := range digests {
if err := dset.Add(digests[i]); err != nil {
t.Fatal(err)
}
}
all := map[Digest]struct{}{}
for _, dgst := range dset.All() {
all[dgst] = struct{}{}
}
if len(all) != len(digests) {
t.Fatalf("Unexpected number of unique digests found:\n\tExpected: %d\n\tActual: %d", len(digests), len(all))
}
for i, dgst := range digests {
if _, ok := all[dgst]; !ok {
t.Fatalf("Missing element at position %d: %s", i, dgst)
}
}
}
func assertEqualShort(t *testing.T, actual, expected string) {
if actual != expected {
t.Fatalf("Unexpected short value:\n\tExpected: %s\n\tActual: %s", expected, actual)
}
}
func TestShortCodeTable(t *testing.T) {
digests := []Digest{
"sha256:1234111111111111111111111111111111111111111111111111111111111111",
"sha256:1234511111111111111111111111111111111111111111111111111111111111",
"sha256:1234611111111111111111111111111111111111111111111111111111111111",
"sha256:5432111111111111111111111111111111111111111111111111111111111111",
"sha256:6543111111111111111111111111111111111111111111111111111111111111",
"sha256:6432111111111111111111111111111111111111111111111111111111111111",
"sha256:6542111111111111111111111111111111111111111111111111111111111111",
"sha256:6532111111111111111111111111111111111111111111111111111111111111",
}
dset := NewSet()
for i := range digests {
if err := dset.Add(digests[i]); err != nil {
t.Fatal(err)
}
}
dump := ShortCodeTable(dset, 2)
if len(dump) < len(digests) {
t.Fatalf("Error unexpected size: %d, expecting %d", len(dump), len(digests))
}
assertEqualShort(t, dump[digests[0]], "12341")
assertEqualShort(t, dump[digests[1]], "12345")
assertEqualShort(t, dump[digests[2]], "12346")
assertEqualShort(t, dump[digests[3]], "54")
assertEqualShort(t, dump[digests[4]], "6543")
assertEqualShort(t, dump[digests[5]], "64")
assertEqualShort(t, dump[digests[6]], "6542")
assertEqualShort(t, dump[digests[7]], "653")
}
func createDigests(count int) ([]Digest, error) {
r := rand.New(rand.NewSource(25823))
digests := make([]Digest, count)
for i := range digests {
h := sha256.New()
if err := binary.Write(h, binary.BigEndian, r.Int63()); err != nil {
return nil, err
}
digests[i] = NewDigest("sha256", h)
}
return digests, nil
}
func benchAddNTable(b *testing.B, n int) {
digests, err := createDigests(n)
if err != nil {
b.Fatal(err)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
dset := &Set{entries: digestEntries(make([]*digestEntry, 0, n))}
for j := range digests {
if err = dset.Add(digests[j]); err != nil {
b.Fatal(err)
}
}
}
}
func benchLookupNTable(b *testing.B, n int, shortLen int) {
digests, err := createDigests(n)
if err != nil {
b.Fatal(err)
}
dset := &Set{entries: digestEntries(make([]*digestEntry, 0, n))}
for i := range digests {
if err := dset.Add(digests[i]); err != nil {
b.Fatal(err)
}
}
shorts := make([]string, 0, n)
for _, short := range ShortCodeTable(dset, shortLen) {
shorts = append(shorts, short)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
if _, err = dset.Lookup(shorts[i%n]); err != nil {
b.Fatal(err)
}
}
}
func benchRemoveNTable(b *testing.B, n int) {
digests, err := createDigests(n)
if err != nil {
b.Fatal(err)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
dset := &Set{entries: digestEntries(make([]*digestEntry, 0, n))}
b.StopTimer()
for j := range digests {
if err = dset.Add(digests[j]); err != nil {
b.Fatal(err)
}
}
b.StartTimer()
for j := range digests {
if err = dset.Remove(digests[j]); err != nil {
b.Fatal(err)
}
}
}
}
func benchShortCodeNTable(b *testing.B, n int, shortLen int) {
digests, err := createDigests(n)
if err != nil {
b.Fatal(err)
}
dset := &Set{entries: digestEntries(make([]*digestEntry, 0, n))}
for i := range digests {
if err := dset.Add(digests[i]); err != nil {
b.Fatal(err)
}
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
ShortCodeTable(dset, shortLen)
}
}
func BenchmarkAdd10(b *testing.B) {
benchAddNTable(b, 10)
}
func BenchmarkAdd100(b *testing.B) {
benchAddNTable(b, 100)
}
func BenchmarkAdd1000(b *testing.B) {
benchAddNTable(b, 1000)
}
func BenchmarkRemove10(b *testing.B) {
benchRemoveNTable(b, 10)
}
func BenchmarkRemove100(b *testing.B) {
benchRemoveNTable(b, 100)
}
func BenchmarkRemove1000(b *testing.B) {
benchRemoveNTable(b, 1000)
}
func BenchmarkLookup10(b *testing.B) {
benchLookupNTable(b, 10, 12)
}
func BenchmarkLookup100(b *testing.B) {
benchLookupNTable(b, 100, 12)
}
func BenchmarkLookup1000(b *testing.B) {
benchLookupNTable(b, 1000, 12)
}
func BenchmarkShortCode10(b *testing.B) {
benchShortCodeNTable(b, 10, 12)
}
func BenchmarkShortCode100(b *testing.B) {
benchShortCodeNTable(b, 100, 12)
}
func BenchmarkShortCode1000(b *testing.B) {
benchShortCodeNTable(b, 1000, 12)
}

View file

@ -1,44 +0,0 @@
package digest
import (
"hash"
"io"
)
// Verifier presents a general verification interface to be used with message
// digests and other byte stream verifications. Users instantiate a Verifier
// from one of the various methods, write the data under test to it then check
// the result with the Verified method.
type Verifier interface {
io.Writer
// Verified will return true if the content written to Verifier matches
// the digest.
Verified() bool
}
// NewDigestVerifier returns a verifier that compares the written bytes
// against a passed in digest.
func NewDigestVerifier(d Digest) (Verifier, error) {
if err := d.Validate(); err != nil {
return nil, err
}
return hashVerifier{
hash: d.Algorithm().Hash(),
digest: d,
}, nil
}
type hashVerifier struct {
digest Digest
hash hash.Hash
}
func (hv hashVerifier) Write(p []byte) (n int, err error) {
return hv.hash.Write(p)
}
func (hv hashVerifier) Verified() bool {
return hv.digest == NewDigest(hv.digest.Algorithm(), hv.hash)
}

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@ -1,49 +0,0 @@
package digest
import (
"bytes"
"crypto/rand"
"io"
"testing"
)
func TestDigestVerifier(t *testing.T) {
p := make([]byte, 1<<20)
rand.Read(p)
digest := FromBytes(p)
verifier, err := NewDigestVerifier(digest)
if err != nil {
t.Fatalf("unexpected error getting digest verifier: %s", err)
}
io.Copy(verifier, bytes.NewReader(p))
if !verifier.Verified() {
t.Fatalf("bytes not verified")
}
}
// TestVerifierUnsupportedDigest ensures that unsupported digest validation is
// flowing through verifier creation.
func TestVerifierUnsupportedDigest(t *testing.T) {
unsupported := Digest("bean:0123456789abcdef")
_, err := NewDigestVerifier(unsupported)
if err == nil {
t.Fatalf("expected error when creating verifier")
}
if err != ErrDigestUnsupported {
t.Fatalf("incorrect error for unsupported digest: %v", err)
}
}
// TODO(stevvooe): Add benchmarks to measure bytes/second throughput for
// DigestVerifier.
//
// The relevant benchmark for comparison can be run with the following
// commands:
//
// go test -bench . crypto/sha1
//

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@ -1,334 +0,0 @@
// Package reference provides a general type to represent any way of referencing images within the registry.
// Its main purpose is to abstract tags and digests (content-addressable hash).
//
// Grammar
//
// reference := name [ ":" tag ] [ "@" digest ]
// name := [hostname '/'] component ['/' component]*
// hostname := hostcomponent ['.' hostcomponent]* [':' port-number]
// hostcomponent := /([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9-]*[a-zA-Z0-9])/
// port-number := /[0-9]+/
// component := alpha-numeric [separator alpha-numeric]*
// alpha-numeric := /[a-z0-9]+/
// separator := /[_.]|__|[-]*/
//
// tag := /[\w][\w.-]{0,127}/
//
// digest := digest-algorithm ":" digest-hex
// digest-algorithm := digest-algorithm-component [ digest-algorithm-separator digest-algorithm-component ]
// digest-algorithm-separator := /[+.-_]/
// digest-algorithm-component := /[A-Za-z][A-Za-z0-9]*/
// digest-hex := /[0-9a-fA-F]{32,}/ ; At least 128 bit digest value
package reference
import (
"errors"
"fmt"
"github.com/docker/distribution/digest"
)
const (
// NameTotalLengthMax is the maximum total number of characters in a repository name.
NameTotalLengthMax = 255
)
var (
// ErrReferenceInvalidFormat represents an error while trying to parse a string as a reference.
ErrReferenceInvalidFormat = errors.New("invalid reference format")
// ErrTagInvalidFormat represents an error while trying to parse a string as a tag.
ErrTagInvalidFormat = errors.New("invalid tag format")
// ErrDigestInvalidFormat represents an error while trying to parse a string as a tag.
ErrDigestInvalidFormat = errors.New("invalid digest format")
// ErrNameEmpty is returned for empty, invalid repository names.
ErrNameEmpty = errors.New("repository name must have at least one component")
// ErrNameTooLong is returned when a repository name is longer than NameTotalLengthMax.
ErrNameTooLong = fmt.Errorf("repository name must not be more than %v characters", NameTotalLengthMax)
)
// Reference is an opaque object reference identifier that may include
// modifiers such as a hostname, name, tag, and digest.
type Reference interface {
// String returns the full reference
String() string
}
// Field provides a wrapper type for resolving correct reference types when
// working with encoding.
type Field struct {
reference Reference
}
// AsField wraps a reference in a Field for encoding.
func AsField(reference Reference) Field {
return Field{reference}
}
// Reference unwraps the reference type from the field to
// return the Reference object. This object should be
// of the appropriate type to further check for different
// reference types.
func (f Field) Reference() Reference {
return f.reference
}
// MarshalText serializes the field to byte text which
// is the string of the reference.
func (f Field) MarshalText() (p []byte, err error) {
return []byte(f.reference.String()), nil
}
// UnmarshalText parses text bytes by invoking the
// reference parser to ensure the appropriately
// typed reference object is wrapped by field.
func (f *Field) UnmarshalText(p []byte) error {
r, err := Parse(string(p))
if err != nil {
return err
}
f.reference = r
return nil
}
// Named is an object with a full name
type Named interface {
Reference
Name() string
}
// Tagged is an object which has a tag
type Tagged interface {
Reference
Tag() string
}
// NamedTagged is an object including a name and tag.
type NamedTagged interface {
Named
Tag() string
}
// Digested is an object which has a digest
// in which it can be referenced by
type Digested interface {
Reference
Digest() digest.Digest
}
// Canonical reference is an object with a fully unique
// name including a name with hostname and digest
type Canonical interface {
Named
Digest() digest.Digest
}
// SplitHostname splits a named reference into a
// hostname and name string. If no valid hostname is
// found, the hostname is empty and the full value
// is returned as name
func SplitHostname(named Named) (string, string) {
name := named.Name()
match := anchoredNameRegexp.FindStringSubmatch(name)
if match == nil || len(match) != 3 {
return "", name
}
return match[1], match[2]
}
// Parse parses s and returns a syntactically valid Reference.
// If an error was encountered it is returned, along with a nil Reference.
// NOTE: Parse will not handle short digests.
func Parse(s string) (Reference, error) {
matches := ReferenceRegexp.FindStringSubmatch(s)
if matches == nil {
if s == "" {
return nil, ErrNameEmpty
}
// TODO(dmcgowan): Provide more specific and helpful error
return nil, ErrReferenceInvalidFormat
}
if len(matches[1]) > NameTotalLengthMax {
return nil, ErrNameTooLong
}
ref := reference{
name: matches[1],
tag: matches[2],
}
if matches[3] != "" {
var err error
ref.digest, err = digest.ParseDigest(matches[3])
if err != nil {
return nil, err
}
}
r := getBestReferenceType(ref)
if r == nil {
return nil, ErrNameEmpty
}
return r, nil
}
// ParseNamed parses s and returns a syntactically valid reference implementing
// the Named interface. The reference must have a name, otherwise an error is
// returned.
// If an error was encountered it is returned, along with a nil Reference.
// NOTE: ParseNamed will not handle short digests.
func ParseNamed(s string) (Named, error) {
ref, err := Parse(s)
if err != nil {
return nil, err
}
named, isNamed := ref.(Named)
if !isNamed {
return nil, fmt.Errorf("reference %s has no name", ref.String())
}
return named, nil
}
// WithName returns a named object representing the given string. If the input
// is invalid ErrReferenceInvalidFormat will be returned.
func WithName(name string) (Named, error) {
if len(name) > NameTotalLengthMax {
return nil, ErrNameTooLong
}
if !anchoredNameRegexp.MatchString(name) {
return nil, ErrReferenceInvalidFormat
}
return repository(name), nil
}
// WithTag combines the name from "name" and the tag from "tag" to form a
// reference incorporating both the name and the tag.
func WithTag(name Named, tag string) (NamedTagged, error) {
if !anchoredTagRegexp.MatchString(tag) {
return nil, ErrTagInvalidFormat
}
return taggedReference{
name: name.Name(),
tag: tag,
}, nil
}
// WithDigest combines the name from "name" and the digest from "digest" to form
// a reference incorporating both the name and the digest.
func WithDigest(name Named, digest digest.Digest) (Canonical, error) {
if !anchoredDigestRegexp.MatchString(digest.String()) {
return nil, ErrDigestInvalidFormat
}
return canonicalReference{
name: name.Name(),
digest: digest,
}, nil
}
func getBestReferenceType(ref reference) Reference {
if ref.name == "" {
// Allow digest only references
if ref.digest != "" {
return digestReference(ref.digest)
}
return nil
}
if ref.tag == "" {
if ref.digest != "" {
return canonicalReference{
name: ref.name,
digest: ref.digest,
}
}
return repository(ref.name)
}
if ref.digest == "" {
return taggedReference{
name: ref.name,
tag: ref.tag,
}
}
return ref
}
type reference struct {
name string
tag string
digest digest.Digest
}
func (r reference) String() string {
return r.name + ":" + r.tag + "@" + r.digest.String()
}
func (r reference) Name() string {
return r.name
}
func (r reference) Tag() string {
return r.tag
}
func (r reference) Digest() digest.Digest {
return r.digest
}
type repository string
func (r repository) String() string {
return string(r)
}
func (r repository) Name() string {
return string(r)
}
type digestReference digest.Digest
func (d digestReference) String() string {
return d.String()
}
func (d digestReference) Digest() digest.Digest {
return digest.Digest(d)
}
type taggedReference struct {
name string
tag string
}
func (t taggedReference) String() string {
return t.name + ":" + t.tag
}
func (t taggedReference) Name() string {
return t.name
}
func (t taggedReference) Tag() string {
return t.tag
}
type canonicalReference struct {
name string
digest digest.Digest
}
func (c canonicalReference) String() string {
return c.name + "@" + c.digest.String()
}
func (c canonicalReference) Name() string {
return c.name
}
func (c canonicalReference) Digest() digest.Digest {
return c.digest
}

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@ -1,535 +0,0 @@
package reference
import (
"encoding/json"
"strconv"
"strings"
"testing"
"github.com/docker/distribution/digest"
)
func TestReferenceParse(t *testing.T) {
// referenceTestcases is a unified set of testcases for
// testing the parsing of references
referenceTestcases := []struct {
// input is the repository name or name component testcase
input string
// err is the error expected from Parse, or nil
err error
// repository is the string representation for the reference
repository string
// hostname is the hostname expected in the reference
hostname string
// tag is the tag for the reference
tag string
// digest is the digest for the reference (enforces digest reference)
digest string
}{
{
input: "test_com",
repository: "test_com",
},
{
input: "test.com:tag",
repository: "test.com",
tag: "tag",
},
{
input: "test.com:5000",
repository: "test.com",
tag: "5000",
},
{
input: "test.com/repo:tag",
hostname: "test.com",
repository: "test.com/repo",
tag: "tag",
},
{
input: "test:5000/repo",
hostname: "test:5000",
repository: "test:5000/repo",
},
{
input: "test:5000/repo:tag",
hostname: "test:5000",
repository: "test:5000/repo",
tag: "tag",
},
{
input: "test:5000/repo@sha256:ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
hostname: "test:5000",
repository: "test:5000/repo",
digest: "sha256:ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
},
{
input: "test:5000/repo:tag@sha256:ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
hostname: "test:5000",
repository: "test:5000/repo",
tag: "tag",
digest: "sha256:ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
},
{
input: "test:5000/repo",
hostname: "test:5000",
repository: "test:5000/repo",
},
{
input: "",
err: ErrNameEmpty,
},
{
input: ":justtag",
err: ErrReferenceInvalidFormat,
},
{
input: "@sha256:ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
err: ErrReferenceInvalidFormat,
},
{
input: "repo@sha256:ffffffffffffffffffffffffffffffffff",
err: digest.ErrDigestInvalidLength,
},
{
input: "validname@invaliddigest:ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
err: digest.ErrDigestUnsupported,
},
{
input: strings.Repeat("a/", 128) + "a:tag",
err: ErrNameTooLong,
},
{
input: strings.Repeat("a/", 127) + "a:tag-puts-this-over-max",
hostname: "a",
repository: strings.Repeat("a/", 127) + "a",
tag: "tag-puts-this-over-max",
},
{
input: "aa/asdf$$^/aa",
err: ErrReferenceInvalidFormat,
},
{
input: "sub-dom1.foo.com/bar/baz/quux",
hostname: "sub-dom1.foo.com",
repository: "sub-dom1.foo.com/bar/baz/quux",
},
{
input: "sub-dom1.foo.com/bar/baz/quux:some-long-tag",
hostname: "sub-dom1.foo.com",
repository: "sub-dom1.foo.com/bar/baz/quux",
tag: "some-long-tag",
},
{
input: "b.gcr.io/test.example.com/my-app:test.example.com",
hostname: "b.gcr.io",
repository: "b.gcr.io/test.example.com/my-app",
tag: "test.example.com",
},
{
input: "xn--n3h.com/myimage:xn--n3h.com", // ☃.com in punycode
hostname: "xn--n3h.com",
repository: "xn--n3h.com/myimage",
tag: "xn--n3h.com",
},
{
input: "xn--7o8h.com/myimage:xn--7o8h.com@sha512:ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", // 🐳.com in punycode
hostname: "xn--7o8h.com",
repository: "xn--7o8h.com/myimage",
tag: "xn--7o8h.com",
digest: "sha512:ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
},
{
input: "foo_bar.com:8080",
repository: "foo_bar.com",
tag: "8080",
},
{
input: "foo/foo_bar.com:8080",
hostname: "foo",
repository: "foo/foo_bar.com",
tag: "8080",
},
}
for _, testcase := range referenceTestcases {
failf := func(format string, v ...interface{}) {
t.Logf(strconv.Quote(testcase.input)+": "+format, v...)
t.Fail()
}
repo, err := Parse(testcase.input)
if testcase.err != nil {
if err == nil {
failf("missing expected error: %v", testcase.err)
} else if testcase.err != err {
failf("mismatched error: got %v, expected %v", err, testcase.err)
}
continue
} else if err != nil {
failf("unexpected parse error: %v", err)
continue
}
if repo.String() != testcase.input {
failf("mismatched repo: got %q, expected %q", repo.String(), testcase.input)
}
if named, ok := repo.(Named); ok {
if named.Name() != testcase.repository {
failf("unexpected repository: got %q, expected %q", named.Name(), testcase.repository)
}
hostname, _ := SplitHostname(named)
if hostname != testcase.hostname {
failf("unexpected hostname: got %q, expected %q", hostname, testcase.hostname)
}
} else if testcase.repository != "" || testcase.hostname != "" {
failf("expected named type, got %T", repo)
}
tagged, ok := repo.(Tagged)
if testcase.tag != "" {
if ok {
if tagged.Tag() != testcase.tag {
failf("unexpected tag: got %q, expected %q", tagged.Tag(), testcase.tag)
}
} else {
failf("expected tagged type, got %T", repo)
}
} else if ok {
failf("unexpected tagged type")
}
digested, ok := repo.(Digested)
if testcase.digest != "" {
if ok {
if digested.Digest().String() != testcase.digest {
failf("unexpected digest: got %q, expected %q", digested.Digest().String(), testcase.digest)
}
} else {
failf("expected digested type, got %T", repo)
}
} else if ok {
failf("unexpected digested type")
}
}
}
// TestWithNameFailure tests cases where WithName should fail. Cases where it
// should succeed are covered by TestSplitHostname, below.
func TestWithNameFailure(t *testing.T) {
testcases := []struct {
input string
err error
}{
{
input: "",
err: ErrNameEmpty,
},
{
input: ":justtag",
err: ErrReferenceInvalidFormat,
},
{
input: "@sha256:ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
err: ErrReferenceInvalidFormat,
},
{
input: "validname@invaliddigest:ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
err: ErrReferenceInvalidFormat,
},
{
input: strings.Repeat("a/", 128) + "a:tag",
err: ErrNameTooLong,
},
{
input: "aa/asdf$$^/aa",
err: ErrReferenceInvalidFormat,
},
}
for _, testcase := range testcases {
failf := func(format string, v ...interface{}) {
t.Logf(strconv.Quote(testcase.input)+": "+format, v...)
t.Fail()
}
_, err := WithName(testcase.input)
if err == nil {
failf("no error parsing name. expected: %s", testcase.err)
}
}
}
func TestSplitHostname(t *testing.T) {
testcases := []struct {
input string
hostname string
name string
}{
{
input: "test.com/foo",
hostname: "test.com",
name: "foo",
},
{
input: "test_com/foo",
hostname: "",
name: "test_com/foo",
},
{
input: "test:8080/foo",
hostname: "test:8080",
name: "foo",
},
{
input: "test.com:8080/foo",
hostname: "test.com:8080",
name: "foo",
},
{
input: "test-com:8080/foo",
hostname: "test-com:8080",
name: "foo",
},
{
input: "xn--n3h.com:18080/foo",
hostname: "xn--n3h.com:18080",
name: "foo",
},
}
for _, testcase := range testcases {
failf := func(format string, v ...interface{}) {
t.Logf(strconv.Quote(testcase.input)+": "+format, v...)
t.Fail()
}
named, err := WithName(testcase.input)
if err != nil {
failf("error parsing name: %s", err)
}
hostname, name := SplitHostname(named)
if hostname != testcase.hostname {
failf("unexpected hostname: got %q, expected %q", hostname, testcase.hostname)
}
if name != testcase.name {
failf("unexpected name: got %q, expected %q", name, testcase.name)
}
}
}
type serializationType struct {
Description string
Field Field
}
func TestSerialization(t *testing.T) {
testcases := []struct {
description string
input string
name string
tag string
digest string
err error
}{
{
description: "empty value",
err: ErrNameEmpty,
},
{
description: "just a name",
input: "example.com:8000/named",
name: "example.com:8000/named",
},
{
description: "name with a tag",
input: "example.com:8000/named:tagged",
name: "example.com:8000/named",
tag: "tagged",
},
{
description: "name with digest",
input: "other.com/named@sha256:1234567890098765432112345667890098765432112345667890098765432112",
name: "other.com/named",
digest: "sha256:1234567890098765432112345667890098765432112345667890098765432112",
},
}
for _, testcase := range testcases {
failf := func(format string, v ...interface{}) {
t.Logf(strconv.Quote(testcase.input)+": "+format, v...)
t.Fail()
}
m := map[string]string{
"Description": testcase.description,
"Field": testcase.input,
}
b, err := json.Marshal(m)
if err != nil {
failf("error marshalling: %v", err)
}
t := serializationType{}
if err := json.Unmarshal(b, &t); err != nil {
if testcase.err == nil {
failf("error unmarshalling: %v", err)
}
if err != testcase.err {
failf("wrong error, expected %v, got %v", testcase.err, err)
}
continue
} else if testcase.err != nil {
failf("expected error unmarshalling: %v", testcase.err)
}
if t.Description != testcase.description {
failf("wrong description, expected %q, got %q", testcase.description, t.Description)
}
ref := t.Field.Reference()
if named, ok := ref.(Named); ok {
if named.Name() != testcase.name {
failf("unexpected repository: got %q, expected %q", named.Name(), testcase.name)
}
} else if testcase.name != "" {
failf("expected named type, got %T", ref)
}
tagged, ok := ref.(Tagged)
if testcase.tag != "" {
if ok {
if tagged.Tag() != testcase.tag {
failf("unexpected tag: got %q, expected %q", tagged.Tag(), testcase.tag)
}
} else {
failf("expected tagged type, got %T", ref)
}
} else if ok {
failf("unexpected tagged type")
}
digested, ok := ref.(Digested)
if testcase.digest != "" {
if ok {
if digested.Digest().String() != testcase.digest {
failf("unexpected digest: got %q, expected %q", digested.Digest().String(), testcase.digest)
}
} else {
failf("expected digested type, got %T", ref)
}
} else if ok {
failf("unexpected digested type")
}
t = serializationType{
Description: testcase.description,
Field: AsField(ref),
}
b2, err := json.Marshal(t)
if err != nil {
failf("error marshing serialization type: %v", err)
}
if string(b) != string(b2) {
failf("unexpected serialized value: expected %q, got %q", string(b), string(b2))
}
// Ensure t.Field is not implementing "Reference" directly, getting
// around the Reference type system
var fieldInterface interface{} = t.Field
if _, ok := fieldInterface.(Reference); ok {
failf("field should not implement Reference interface")
}
}
}
func TestWithTag(t *testing.T) {
testcases := []struct {
name string
tag string
combined string
}{
{
name: "test.com/foo",
tag: "tag",
combined: "test.com/foo:tag",
},
{
name: "foo",
tag: "tag2",
combined: "foo:tag2",
},
{
name: "test.com:8000/foo",
tag: "tag4",
combined: "test.com:8000/foo:tag4",
},
{
name: "test.com:8000/foo",
tag: "TAG5",
combined: "test.com:8000/foo:TAG5",
},
}
for _, testcase := range testcases {
failf := func(format string, v ...interface{}) {
t.Logf(strconv.Quote(testcase.name)+": "+format, v...)
t.Fail()
}
named, err := WithName(testcase.name)
if err != nil {
failf("error parsing name: %s", err)
}
tagged, err := WithTag(named, testcase.tag)
if err != nil {
failf("WithTag failed: %s", err)
}
if tagged.String() != testcase.combined {
failf("unexpected: got %q, expected %q", tagged.String(), testcase.combined)
}
}
}
func TestWithDigest(t *testing.T) {
testcases := []struct {
name string
digest digest.Digest
combined string
}{
{
name: "test.com/foo",
digest: "sha256:1234567890098765432112345667890098765",
combined: "test.com/foo@sha256:1234567890098765432112345667890098765",
},
{
name: "foo",
digest: "sha256:1234567890098765432112345667890098765",
combined: "foo@sha256:1234567890098765432112345667890098765",
},
{
name: "test.com:8000/foo",
digest: "sha256:1234567890098765432112345667890098765",
combined: "test.com:8000/foo@sha256:1234567890098765432112345667890098765",
},
}
for _, testcase := range testcases {
failf := func(format string, v ...interface{}) {
t.Logf(strconv.Quote(testcase.name)+": "+format, v...)
t.Fail()
}
named, err := WithName(testcase.name)
if err != nil {
failf("error parsing name: %s", err)
}
digested, err := WithDigest(named, testcase.digest)
if err != nil {
failf("WithDigest failed: %s", err)
}
if digested.String() != testcase.combined {
failf("unexpected: got %q, expected %q", digested.String(), testcase.combined)
}
}
}

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@ -1,124 +0,0 @@
package reference
import "regexp"
var (
// alphaNumericRegexp defines the alpha numeric atom, typically a
// component of names. This only allows lower case characters and digits.
alphaNumericRegexp = match(`[a-z0-9]+`)
// separatorRegexp defines the separators allowed to be embedded in name
// components. This allow one period, one or two underscore and multiple
// dashes.
separatorRegexp = match(`(?:[._]|__|[-]*)`)
// nameComponentRegexp restricts registry path component names to start
// with at least one letter or number, with following parts able to be
// separated by one period, one or two underscore and multiple dashes.
nameComponentRegexp = expression(
alphaNumericRegexp,
optional(repeated(separatorRegexp, alphaNumericRegexp)))
// hostnameComponentRegexp restricts the registry hostname component of a
// repository name to start with a component as defined by hostnameRegexp
// and followed by an optional port.
hostnameComponentRegexp = match(`(?:[a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9-]*[a-zA-Z0-9])`)
// hostnameRegexp defines the structure of potential hostname components
// that may be part of image names. This is purposely a subset of what is
// allowed by DNS to ensure backwards compatibility with Docker image
// names.
hostnameRegexp = expression(
hostnameComponentRegexp,
optional(repeated(literal(`.`), hostnameComponentRegexp)),
optional(literal(`:`), match(`[0-9]+`)))
// TagRegexp matches valid tag names. From docker/docker:graph/tags.go.
TagRegexp = match(`[\w][\w.-]{0,127}`)
// anchoredTagRegexp matches valid tag names, anchored at the start and
// end of the matched string.
anchoredTagRegexp = anchored(TagRegexp)
// DigestRegexp matches valid digests.
DigestRegexp = match(`[A-Za-z][A-Za-z0-9]*(?:[-_+.][A-Za-z][A-Za-z0-9]*)*[:][[:xdigit:]]{32,}`)
// anchoredDigestRegexp matches valid digests, anchored at the start and
// end of the matched string.
anchoredDigestRegexp = anchored(DigestRegexp)
// NameRegexp is the format for the name component of references. The
// regexp has capturing groups for the hostname and name part omitting
// the separating forward slash from either.
NameRegexp = expression(
optional(hostnameRegexp, literal(`/`)),
nameComponentRegexp,
optional(repeated(literal(`/`), nameComponentRegexp)))
// anchoredNameRegexp is used to parse a name value, capturing the
// hostname and trailing components.
anchoredNameRegexp = anchored(
optional(capture(hostnameRegexp), literal(`/`)),
capture(nameComponentRegexp,
optional(repeated(literal(`/`), nameComponentRegexp))))
// ReferenceRegexp is the full supported format of a reference. The regexp
// is anchored and has capturing groups for name, tag, and digest
// components.
ReferenceRegexp = anchored(capture(NameRegexp),
optional(literal(":"), capture(TagRegexp)),
optional(literal("@"), capture(DigestRegexp)))
)
// match compiles the string to a regular expression.
var match = regexp.MustCompile
// literal compiles s into a literal regular expression, escaping any regexp
// reserved characters.
func literal(s string) *regexp.Regexp {
re := match(regexp.QuoteMeta(s))
if _, complete := re.LiteralPrefix(); !complete {
panic("must be a literal")
}
return re
}
// expression defines a full expression, where each regular expression must
// follow the previous.
func expression(res ...*regexp.Regexp) *regexp.Regexp {
var s string
for _, re := range res {
s += re.String()
}
return match(s)
}
// optional wraps the expression in a non-capturing group and makes the
// production optional.
func optional(res ...*regexp.Regexp) *regexp.Regexp {
return match(group(expression(res...)).String() + `?`)
}
// repeated wraps the regexp in a non-capturing group to get one or more
// matches.
func repeated(res ...*regexp.Regexp) *regexp.Regexp {
return match(group(expression(res...)).String() + `+`)
}
// group wraps the regexp in a non-capturing group.
func group(res ...*regexp.Regexp) *regexp.Regexp {
return match(`(?:` + expression(res...).String() + `)`)
}
// capture wraps the expression in a capturing group.
func capture(res ...*regexp.Regexp) *regexp.Regexp {
return match(`(` + expression(res...).String() + `)`)
}
// anchored anchors the regular expression by adding start and end delimiters.
func anchored(res ...*regexp.Regexp) *regexp.Regexp {
return match(`^` + expression(res...).String() + `$`)
}

View file

@ -1,489 +0,0 @@
package reference
import (
"regexp"
"strings"
"testing"
)
type regexpMatch struct {
input string
match bool
subs []string
}
func checkRegexp(t *testing.T, r *regexp.Regexp, m regexpMatch) {
matches := r.FindStringSubmatch(m.input)
if m.match && matches != nil {
if len(matches) != (r.NumSubexp()+1) || matches[0] != m.input {
t.Fatalf("Bad match result %#v for %q", matches, m.input)
}
if len(matches) < (len(m.subs) + 1) {
t.Errorf("Expected %d sub matches, only have %d for %q", len(m.subs), len(matches)-1, m.input)
}
for i := range m.subs {
if m.subs[i] != matches[i+1] {
t.Errorf("Unexpected submatch %d: %q, expected %q for %q", i+1, matches[i+1], m.subs[i], m.input)
}
}
} else if m.match {
t.Errorf("Expected match for %q", m.input)
} else if matches != nil {
t.Errorf("Unexpected match for %q", m.input)
}
}
func TestHostRegexp(t *testing.T) {
hostcases := []regexpMatch{
{
input: "test.com",
match: true,
},
{
input: "test.com:10304",
match: true,
},
{
input: "test.com:http",
match: false,
},
{
input: "localhost",
match: true,
},
{
input: "localhost:8080",
match: true,
},
{
input: "a",
match: true,
},
{
input: "a.b",
match: true,
},
{
input: "ab.cd.com",
match: true,
},
{
input: "a-b.com",
match: true,
},
{
input: "-ab.com",
match: false,
},
{
input: "ab-.com",
match: false,
},
{
input: "ab.c-om",
match: true,
},
{
input: "ab.-com",
match: false,
},
{
input: "ab.com-",
match: false,
},
{
input: "0101.com",
match: true, // TODO(dmcgowan): valid if this should be allowed
},
{
input: "001a.com",
match: true,
},
{
input: "b.gbc.io:443",
match: true,
},
{
input: "b.gbc.io",
match: true,
},
{
input: "xn--n3h.com", // ☃.com in punycode
match: true,
},
{
input: "Asdf.com", // uppercase character
match: true,
},
}
r := regexp.MustCompile(`^` + hostnameRegexp.String() + `$`)
for i := range hostcases {
checkRegexp(t, r, hostcases[i])
}
}
func TestFullNameRegexp(t *testing.T) {
if anchoredNameRegexp.NumSubexp() != 2 {
t.Fatalf("anchored name regexp should have two submatches: %v, %v != 2",
anchoredNameRegexp, anchoredNameRegexp.NumSubexp())
}
testcases := []regexpMatch{
{
input: "",
match: false,
},
{
input: "short",
match: true,
subs: []string{"", "short"},
},
{
input: "simple/name",
match: true,
subs: []string{"simple", "name"},
},
{
input: "library/ubuntu",
match: true,
subs: []string{"library", "ubuntu"},
},
{
input: "docker/stevvooe/app",
match: true,
subs: []string{"docker", "stevvooe/app"},
},
{
input: "aa/aa/aa/aa/aa/aa/aa/aa/aa/bb/bb/bb/bb/bb/bb",
match: true,
subs: []string{"aa", "aa/aa/aa/aa/aa/aa/aa/aa/bb/bb/bb/bb/bb/bb"},
},
{
input: "aa/aa/bb/bb/bb",
match: true,
subs: []string{"aa", "aa/bb/bb/bb"},
},
{
input: "a/a/a/a",
match: true,
subs: []string{"a", "a/a/a"},
},
{
input: "a/a/a/a/",
match: false,
},
{
input: "a//a/a",
match: false,
},
{
input: "a",
match: true,
subs: []string{"", "a"},
},
{
input: "a/aa",
match: true,
subs: []string{"a", "aa"},
},
{
input: "a/aa/a",
match: true,
subs: []string{"a", "aa/a"},
},
{
input: "foo.com",
match: true,
subs: []string{"", "foo.com"},
},
{
input: "foo.com/",
match: false,
},
{
input: "foo.com:8080/bar",
match: true,
subs: []string{"foo.com:8080", "bar"},
},
{
input: "foo.com:http/bar",
match: false,
},
{
input: "foo.com/bar",
match: true,
subs: []string{"foo.com", "bar"},
},
{
input: "foo.com/bar/baz",
match: true,
subs: []string{"foo.com", "bar/baz"},
},
{
input: "localhost:8080/bar",
match: true,
subs: []string{"localhost:8080", "bar"},
},
{
input: "sub-dom1.foo.com/bar/baz/quux",
match: true,
subs: []string{"sub-dom1.foo.com", "bar/baz/quux"},
},
{
input: "blog.foo.com/bar/baz",
match: true,
subs: []string{"blog.foo.com", "bar/baz"},
},
{
input: "a^a",
match: false,
},
{
input: "aa/asdf$$^/aa",
match: false,
},
{
input: "asdf$$^/aa",
match: false,
},
{
input: "aa-a/a",
match: true,
subs: []string{"aa-a", "a"},
},
{
input: strings.Repeat("a/", 128) + "a",
match: true,
subs: []string{"a", strings.Repeat("a/", 127) + "a"},
},
{
input: "a-/a/a/a",
match: false,
},
{
input: "foo.com/a-/a/a",
match: false,
},
{
input: "-foo/bar",
match: false,
},
{
input: "foo/bar-",
match: false,
},
{
input: "foo-/bar",
match: false,
},
{
input: "foo/-bar",
match: false,
},
{
input: "_foo/bar",
match: false,
},
{
input: "foo_bar",
match: true,
subs: []string{"", "foo_bar"},
},
{
input: "foo_bar.com",
match: true,
subs: []string{"", "foo_bar.com"},
},
{
input: "foo_bar.com:8080",
match: false,
},
{
input: "foo_bar.com:8080/app",
match: false,
},
{
input: "foo.com/foo_bar",
match: true,
subs: []string{"foo.com", "foo_bar"},
},
{
input: "____/____",
match: false,
},
{
input: "_docker/_docker",
match: false,
},
{
input: "docker_/docker_",
match: false,
},
{
input: "b.gcr.io/test.example.com/my-app",
match: true,
subs: []string{"b.gcr.io", "test.example.com/my-app"},
},
{
input: "xn--n3h.com/myimage", // ☃.com in punycode
match: true,
subs: []string{"xn--n3h.com", "myimage"},
},
{
input: "xn--7o8h.com/myimage", // 🐳.com in punycode
match: true,
subs: []string{"xn--7o8h.com", "myimage"},
},
{
input: "example.com/xn--7o8h.com/myimage", // 🐳.com in punycode
match: true,
subs: []string{"example.com", "xn--7o8h.com/myimage"},
},
{
input: "example.com/some_separator__underscore/myimage",
match: true,
subs: []string{"example.com", "some_separator__underscore/myimage"},
},
{
input: "example.com/__underscore/myimage",
match: false,
},
{
input: "example.com/..dots/myimage",
match: false,
},
{
input: "example.com/.dots/myimage",
match: false,
},
{
input: "example.com/nodouble..dots/myimage",
match: false,
},
{
input: "example.com/nodouble..dots/myimage",
match: false,
},
{
input: "docker./docker",
match: false,
},
{
input: ".docker/docker",
match: false,
},
{
input: "docker-/docker",
match: false,
},
{
input: "-docker/docker",
match: false,
},
{
input: "do..cker/docker",
match: false,
},
{
input: "do__cker:8080/docker",
match: false,
},
{
input: "do__cker/docker",
match: true,
subs: []string{"", "do__cker/docker"},
},
{
input: "b.gcr.io/test.example.com/my-app",
match: true,
subs: []string{"b.gcr.io", "test.example.com/my-app"},
},
{
input: "registry.io/foo/project--id.module--name.ver---sion--name",
match: true,
subs: []string{"registry.io", "foo/project--id.module--name.ver---sion--name"},
},
{
input: "Asdf.com/foo/bar", // uppercase character in hostname
match: true,
},
{
input: "Foo/FarB", // uppercase characters in remote name
match: false,
},
}
for i := range testcases {
checkRegexp(t, anchoredNameRegexp, testcases[i])
}
}
func TestReferenceRegexp(t *testing.T) {
if ReferenceRegexp.NumSubexp() != 3 {
t.Fatalf("anchored name regexp should have three submatches: %v, %v != 3",
ReferenceRegexp, ReferenceRegexp.NumSubexp())
}
testcases := []regexpMatch{
{
input: "registry.com:8080/myapp:tag",
match: true,
subs: []string{"registry.com:8080/myapp", "tag", ""},
},
{
input: "registry.com:8080/myapp@sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912",
match: true,
subs: []string{"registry.com:8080/myapp", "", "sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912"},
},
{
input: "registry.com:8080/myapp:tag2@sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912",
match: true,
subs: []string{"registry.com:8080/myapp", "tag2", "sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912"},
},
{
input: "registry.com:8080/myapp@sha256:badbadbadbad",
match: false,
},
{
input: "registry.com:8080/myapp:invalid~tag",
match: false,
},
{
input: "bad_hostname.com:8080/myapp:tag",
match: false,
},
{
input:// localhost treated as name, missing tag with 8080 as tag
"localhost:8080@sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912",
match: true,
subs: []string{"localhost", "8080", "sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912"},
},
{
input: "localhost:8080/name@sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912",
match: true,
subs: []string{"localhost:8080/name", "", "sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912"},
},
{
input: "localhost:http/name@sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912",
match: false,
},
{
// localhost will be treated as an image name without a host
input: "localhost@sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912",
match: true,
subs: []string{"localhost", "", "sha256:be178c0543eb17f5f3043021c9e5fcf30285e557a4fc309cce97ff9ca6182912"},
},
{
input: "registry.com:8080/myapp@bad",
match: false,
},
{
input: "registry.com:8080/myapp@2bad",
match: false, // TODO(dmcgowan): Support this as valid
},
}
for i := range testcases {
checkRegexp(t, ReferenceRegexp, testcases[i])
}
}

View file

@ -1,69 +0,0 @@
package mount
import (
"strings"
)
// Parse fstab type mount options into mount() flags
// and device specific data
func parseOptions(options string) (int, string) {
var (
flag int
data []string
)
flags := map[string]struct {
clear bool
flag int
}{
"defaults": {false, 0},
"ro": {false, RDONLY},
"rw": {true, RDONLY},
"suid": {true, NOSUID},
"nosuid": {false, NOSUID},
"dev": {true, NODEV},
"nodev": {false, NODEV},
"exec": {true, NOEXEC},
"noexec": {false, NOEXEC},
"sync": {false, SYNCHRONOUS},
"async": {true, SYNCHRONOUS},
"dirsync": {false, DIRSYNC},
"remount": {false, REMOUNT},
"mand": {false, MANDLOCK},
"nomand": {true, MANDLOCK},
"atime": {true, NOATIME},
"noatime": {false, NOATIME},
"diratime": {true, NODIRATIME},
"nodiratime": {false, NODIRATIME},
"bind": {false, BIND},
"rbind": {false, RBIND},
"unbindable": {false, UNBINDABLE},
"runbindable": {false, RUNBINDABLE},
"private": {false, PRIVATE},
"rprivate": {false, RPRIVATE},
"shared": {false, SHARED},
"rshared": {false, RSHARED},
"slave": {false, SLAVE},
"rslave": {false, RSLAVE},
"relatime": {false, RELATIME},
"norelatime": {true, RELATIME},
"strictatime": {false, STRICTATIME},
"nostrictatime": {true, STRICTATIME},
}
for _, o := range strings.Split(options, ",") {
// If the option does not exist in the flags table or the flag
// is not supported on the platform,
// then it is a data value for a specific fs type
if f, exists := flags[o]; exists && f.flag != 0 {
if f.clear {
flag &= ^f.flag
} else {
flag |= f.flag
}
} else {
data = append(data, o)
}
}
return flag, strings.Join(data, ",")
}

View file

@ -1,48 +0,0 @@
// +build freebsd,cgo
package mount
/*
#include <sys/mount.h>
*/
import "C"
const (
// RDONLY will mount the filesystem as read-only.
RDONLY = C.MNT_RDONLY
// NOSUID will not allow set-user-identifier or set-group-identifier bits to
// take effect.
NOSUID = C.MNT_NOSUID
// NOEXEC will not allow execution of any binaries on the mounted file system.
NOEXEC = C.MNT_NOEXEC
// SYNCHRONOUS will allow any I/O to the file system to be done synchronously.
SYNCHRONOUS = C.MNT_SYNCHRONOUS
// NOATIME will not update the file access time when reading from a file.
NOATIME = C.MNT_NOATIME
)
// These flags are unsupported.
const (
BIND = 0
DIRSYNC = 0
MANDLOCK = 0
NODEV = 0
NODIRATIME = 0
UNBINDABLE = 0
RUNBINDABLE = 0
PRIVATE = 0
RPRIVATE = 0
SHARED = 0
RSHARED = 0
SLAVE = 0
RSLAVE = 0
RBIND = 0
RELATIVE = 0
RELATIME = 0
REMOUNT = 0
STRICTATIME = 0
)

View file

@ -1,85 +0,0 @@
package mount
import (
"syscall"
)
const (
// RDONLY will mount the file system read-only.
RDONLY = syscall.MS_RDONLY
// NOSUID will not allow set-user-identifier or set-group-identifier bits to
// take effect.
NOSUID = syscall.MS_NOSUID
// NODEV will not interpret character or block special devices on the file
// system.
NODEV = syscall.MS_NODEV
// NOEXEC will not allow execution of any binaries on the mounted file system.
NOEXEC = syscall.MS_NOEXEC
// SYNCHRONOUS will allow I/O to the file system to be done synchronously.
SYNCHRONOUS = syscall.MS_SYNCHRONOUS
// DIRSYNC will force all directory updates within the file system to be done
// synchronously. This affects the following system calls: creat, link,
// unlink, symlink, mkdir, rmdir, mknod and rename.
DIRSYNC = syscall.MS_DIRSYNC
// REMOUNT will attempt to remount an already-mounted file system. This is
// commonly used to change the mount flags for a file system, especially to
// make a readonly file system writeable. It does not change device or mount
// point.
REMOUNT = syscall.MS_REMOUNT
// MANDLOCK will force mandatory locks on a filesystem.
MANDLOCK = syscall.MS_MANDLOCK
// NOATIME will not update the file access time when reading from a file.
NOATIME = syscall.MS_NOATIME
// NODIRATIME will not update the directory access time.
NODIRATIME = syscall.MS_NODIRATIME
// BIND remounts a subtree somewhere else.
BIND = syscall.MS_BIND
// RBIND remounts a subtree and all possible submounts somewhere else.
RBIND = syscall.MS_BIND | syscall.MS_REC
// UNBINDABLE creates a mount which cannot be cloned through a bind operation.
UNBINDABLE = syscall.MS_UNBINDABLE
// RUNBINDABLE marks the entire mount tree as UNBINDABLE.
RUNBINDABLE = syscall.MS_UNBINDABLE | syscall.MS_REC
// PRIVATE creates a mount which carries no propagation abilities.
PRIVATE = syscall.MS_PRIVATE
// RPRIVATE marks the entire mount tree as PRIVATE.
RPRIVATE = syscall.MS_PRIVATE | syscall.MS_REC
// SLAVE creates a mount which receives propagation from its master, but not
// vice versa.
SLAVE = syscall.MS_SLAVE
// RSLAVE marks the entire mount tree as SLAVE.
RSLAVE = syscall.MS_SLAVE | syscall.MS_REC
// SHARED creates a mount which provides the ability to create mirrors of
// that mount such that mounts and unmounts within any of the mirrors
// propagate to the other mirrors.
SHARED = syscall.MS_SHARED
// RSHARED marks the entire mount tree as SHARED.
RSHARED = syscall.MS_SHARED | syscall.MS_REC
// RELATIME updates inode access times relative to modify or change time.
RELATIME = syscall.MS_RELATIME
// STRICTATIME allows to explicitly request full atime updates. This makes
// it possible for the kernel to default to relatime or noatime but still
// allow userspace to override it.
STRICTATIME = syscall.MS_STRICTATIME
)

View file

@ -1,30 +0,0 @@
// +build !linux,!freebsd freebsd,!cgo
package mount
// These flags are unsupported.
const (
BIND = 0
DIRSYNC = 0
MANDLOCK = 0
NOATIME = 0
NODEV = 0
NODIRATIME = 0
NOEXEC = 0
NOSUID = 0
UNBINDABLE = 0
RUNBINDABLE = 0
PRIVATE = 0
RPRIVATE = 0
SHARED = 0
RSHARED = 0
SLAVE = 0
RSLAVE = 0
RBIND = 0
RELATIME = 0
RELATIVE = 0
REMOUNT = 0
STRICTATIME = 0
SYNCHRONOUS = 0
RDONLY = 0
)

View file

@ -1,74 +0,0 @@
package mount
import (
"time"
)
// GetMounts retrieves a list of mounts for the current running process.
func GetMounts() ([]*Info, error) {
return parseMountTable()
}
// Mounted looks at /proc/self/mountinfo to determine of the specified
// mountpoint has been mounted
func Mounted(mountpoint string) (bool, error) {
entries, err := parseMountTable()
if err != nil {
return false, err
}
// Search the table for the mountpoint
for _, e := range entries {
if e.Mountpoint == mountpoint {
return true, nil
}
}
return false, nil
}
// Mount will mount filesystem according to the specified configuration, on the
// condition that the target path is *not* already mounted. Options must be
// specified like the mount or fstab unix commands: "opt1=val1,opt2=val2". See
// flags.go for supported option flags.
func Mount(device, target, mType, options string) error {
flag, _ := parseOptions(options)
if flag&REMOUNT != REMOUNT {
if mounted, err := Mounted(target); err != nil || mounted {
return err
}
}
return ForceMount(device, target, mType, options)
}
// ForceMount will mount a filesystem according to the specified configuration,
// *regardless* if the target path is not already mounted. Options must be
// specified like the mount or fstab unix commands: "opt1=val1,opt2=val2". See
// flags.go for supported option flags.
func ForceMount(device, target, mType, options string) error {
flag, data := parseOptions(options)
if err := mount(device, target, mType, uintptr(flag), data); err != nil {
return err
}
return nil
}
// Unmount will unmount the target filesystem, so long as it is mounted.
func Unmount(target string) error {
if mounted, err := Mounted(target); err != nil || !mounted {
return err
}
return ForceUnmount(target)
}
// ForceUnmount will force an unmount of the target filesystem, regardless if
// it is mounted or not.
func ForceUnmount(target string) (err error) {
// Simple retry logic for unmount
for i := 0; i < 10; i++ {
if err = unmount(target, 0); err == nil {
return nil
}
time.Sleep(100 * time.Millisecond)
}
return
}

View file

@ -1,137 +0,0 @@
package mount
import (
"os"
"path"
"testing"
)
func TestMountOptionsParsing(t *testing.T) {
options := "noatime,ro,size=10k"
flag, data := parseOptions(options)
if data != "size=10k" {
t.Fatalf("Expected size=10 got %s", data)
}
expectedFlag := NOATIME | RDONLY
if flag != expectedFlag {
t.Fatalf("Expected %d got %d", expectedFlag, flag)
}
}
func TestMounted(t *testing.T) {
tmp := path.Join(os.TempDir(), "mount-tests")
if err := os.MkdirAll(tmp, 0777); err != nil {
t.Fatal(err)
}
defer os.RemoveAll(tmp)
var (
sourceDir = path.Join(tmp, "source")
targetDir = path.Join(tmp, "target")
sourcePath = path.Join(sourceDir, "file.txt")
targetPath = path.Join(targetDir, "file.txt")
)
os.Mkdir(sourceDir, 0777)
os.Mkdir(targetDir, 0777)
f, err := os.Create(sourcePath)
if err != nil {
t.Fatal(err)
}
f.WriteString("hello")
f.Close()
f, err = os.Create(targetPath)
if err != nil {
t.Fatal(err)
}
f.Close()
if err := Mount(sourceDir, targetDir, "none", "bind,rw"); err != nil {
t.Fatal(err)
}
defer func() {
if err := Unmount(targetDir); err != nil {
t.Fatal(err)
}
}()
mounted, err := Mounted(targetDir)
if err != nil {
t.Fatal(err)
}
if !mounted {
t.Fatalf("Expected %s to be mounted", targetDir)
}
if _, err := os.Stat(targetDir); err != nil {
t.Fatal(err)
}
}
func TestMountReadonly(t *testing.T) {
tmp := path.Join(os.TempDir(), "mount-tests")
if err := os.MkdirAll(tmp, 0777); err != nil {
t.Fatal(err)
}
defer os.RemoveAll(tmp)
var (
sourceDir = path.Join(tmp, "source")
targetDir = path.Join(tmp, "target")
sourcePath = path.Join(sourceDir, "file.txt")
targetPath = path.Join(targetDir, "file.txt")
)
os.Mkdir(sourceDir, 0777)
os.Mkdir(targetDir, 0777)
f, err := os.Create(sourcePath)
if err != nil {
t.Fatal(err)
}
f.WriteString("hello")
f.Close()
f, err = os.Create(targetPath)
if err != nil {
t.Fatal(err)
}
f.Close()
if err := Mount(sourceDir, targetDir, "none", "bind,ro"); err != nil {
t.Fatal(err)
}
defer func() {
if err := Unmount(targetDir); err != nil {
t.Fatal(err)
}
}()
f, err = os.OpenFile(targetPath, os.O_RDWR, 0777)
if err == nil {
t.Fatal("Should not be able to open a ro file as rw")
}
}
func TestGetMounts(t *testing.T) {
mounts, err := GetMounts()
if err != nil {
t.Fatal(err)
}
root := false
for _, entry := range mounts {
if entry.Mountpoint == "/" {
root = true
}
}
if !root {
t.Fatal("/ should be mounted at least")
}
}

View file

@ -1,59 +0,0 @@
package mount
/*
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <sys/_iovec.h>
#include <sys/mount.h>
#include <sys/param.h>
*/
import "C"
import (
"fmt"
"strings"
"syscall"
"unsafe"
)
func allocateIOVecs(options []string) []C.struct_iovec {
out := make([]C.struct_iovec, len(options))
for i, option := range options {
out[i].iov_base = unsafe.Pointer(C.CString(option))
out[i].iov_len = C.size_t(len(option) + 1)
}
return out
}
func mount(device, target, mType string, flag uintptr, data string) error {
isNullFS := false
xs := strings.Split(data, ",")
for _, x := range xs {
if x == "bind" {
isNullFS = true
}
}
options := []string{"fspath", target}
if isNullFS {
options = append(options, "fstype", "nullfs", "target", device)
} else {
options = append(options, "fstype", mType, "from", device)
}
rawOptions := allocateIOVecs(options)
for _, rawOption := range rawOptions {
defer C.free(rawOption.iov_base)
}
if errno := C.nmount(&rawOptions[0], C.uint(len(options)), C.int(flag)); errno != 0 {
reason := C.GoString(C.strerror(*C.__error()))
return fmt.Errorf("Failed to call nmount: %s", reason)
}
return nil
}
func unmount(target string, flag int) error {
return syscall.Unmount(target, flag)
}

View file

@ -1,21 +0,0 @@
package mount
import (
"syscall"
)
func mount(device, target, mType string, flag uintptr, data string) error {
if err := syscall.Mount(device, target, mType, flag, data); err != nil {
return err
}
// If we have a bind mount or remount, remount...
if flag&syscall.MS_BIND == syscall.MS_BIND && flag&syscall.MS_RDONLY == syscall.MS_RDONLY {
return syscall.Mount(device, target, mType, flag|syscall.MS_REMOUNT, data)
}
return nil
}
func unmount(target string, flag int) error {
return syscall.Unmount(target, flag)
}

View file

@ -1,11 +0,0 @@
// +build !linux,!freebsd freebsd,!cgo
package mount
func mount(device, target, mType string, flag uintptr, data string) error {
panic("Not implemented")
}
func unmount(target string, flag int) error {
panic("Not implemented")
}

View file

@ -1,40 +0,0 @@
package mount
// Info reveals information about a particular mounted filesystem. This
// struct is populated from the content in the /proc/<pid>/mountinfo file.
type Info struct {
// ID is a unique identifier of the mount (may be reused after umount).
ID int
// Parent indicates the ID of the mount parent (or of self for the top of the
// mount tree).
Parent int
// Major indicates one half of the device ID which identifies the device class.
Major int
// Minor indicates one half of the device ID which identifies a specific
// instance of device.
Minor int
// Root of the mount within the filesystem.
Root string
// Mountpoint indicates the mount point relative to the process's root.
Mountpoint string
// Opts represents mount-specific options.
Opts string
// Optional represents optional fields.
Optional string
// Fstype indicates the type of filesystem, such as EXT3.
Fstype string
// Source indicates filesystem specific information or "none".
Source string
// VfsOpts represents per super block options.
VfsOpts string
}

View file

@ -1,41 +0,0 @@
package mount
/*
#include <sys/param.h>
#include <sys/ucred.h>
#include <sys/mount.h>
*/
import "C"
import (
"fmt"
"reflect"
"unsafe"
)
// Parse /proc/self/mountinfo because comparing Dev and ino does not work from
// bind mounts.
func parseMountTable() ([]*Info, error) {
var rawEntries *C.struct_statfs
count := int(C.getmntinfo(&rawEntries, C.MNT_WAIT))
if count == 0 {
return nil, fmt.Errorf("Failed to call getmntinfo")
}
var entries []C.struct_statfs
header := (*reflect.SliceHeader)(unsafe.Pointer(&entries))
header.Cap = count
header.Len = count
header.Data = uintptr(unsafe.Pointer(rawEntries))
var out []*Info
for _, entry := range entries {
var mountinfo Info
mountinfo.Mountpoint = C.GoString(&entry.f_mntonname[0])
mountinfo.Source = C.GoString(&entry.f_mntfromname[0])
mountinfo.Fstype = C.GoString(&entry.f_fstypename[0])
out = append(out, &mountinfo)
}
return out, nil
}

View file

@ -1,95 +0,0 @@
// +build linux
package mount
import (
"bufio"
"fmt"
"io"
"os"
"strings"
)
const (
/* 36 35 98:0 /mnt1 /mnt2 rw,noatime master:1 - ext3 /dev/root rw,errors=continue
(1)(2)(3) (4) (5) (6) (7) (8) (9) (10) (11)
(1) mount ID: unique identifier of the mount (may be reused after umount)
(2) parent ID: ID of parent (or of self for the top of the mount tree)
(3) major:minor: value of st_dev for files on filesystem
(4) root: root of the mount within the filesystem
(5) mount point: mount point relative to the process's root
(6) mount options: per mount options
(7) optional fields: zero or more fields of the form "tag[:value]"
(8) separator: marks the end of the optional fields
(9) filesystem type: name of filesystem of the form "type[.subtype]"
(10) mount source: filesystem specific information or "none"
(11) super options: per super block options*/
mountinfoFormat = "%d %d %d:%d %s %s %s %s"
)
// Parse /proc/self/mountinfo because comparing Dev and ino does not work from
// bind mounts
func parseMountTable() ([]*Info, error) {
f, err := os.Open("/proc/self/mountinfo")
if err != nil {
return nil, err
}
defer f.Close()
return parseInfoFile(f)
}
func parseInfoFile(r io.Reader) ([]*Info, error) {
var (
s = bufio.NewScanner(r)
out = []*Info{}
)
for s.Scan() {
if err := s.Err(); err != nil {
return nil, err
}
var (
p = &Info{}
text = s.Text()
optionalFields string
)
if _, err := fmt.Sscanf(text, mountinfoFormat,
&p.ID, &p.Parent, &p.Major, &p.Minor,
&p.Root, &p.Mountpoint, &p.Opts, &optionalFields); err != nil {
return nil, fmt.Errorf("Scanning '%s' failed: %s", text, err)
}
// Safe as mountinfo encodes mountpoints with spaces as \040.
index := strings.Index(text, " - ")
postSeparatorFields := strings.Fields(text[index+3:])
if len(postSeparatorFields) < 3 {
return nil, fmt.Errorf("Error found less than 3 fields post '-' in %q", text)
}
if optionalFields != "-" {
p.Optional = optionalFields
}
p.Fstype = postSeparatorFields[0]
p.Source = postSeparatorFields[1]
p.VfsOpts = strings.Join(postSeparatorFields[2:], " ")
out = append(out, p)
}
return out, nil
}
// PidMountInfo collects the mounts for a specific process ID. If the process
// ID is unknown, it is better to use `GetMounts` which will inspect
// "/proc/self/mountinfo" instead.
func PidMountInfo(pid int) ([]*Info, error) {
f, err := os.Open(fmt.Sprintf("/proc/%d/mountinfo", pid))
if err != nil {
return nil, err
}
defer f.Close()
return parseInfoFile(f)
}

View file

@ -1,477 +0,0 @@
// +build linux
package mount
import (
"bytes"
"testing"
)
const (
fedoraMountinfo = `15 35 0:3 / /proc rw,nosuid,nodev,noexec,relatime shared:5 - proc proc rw
16 35 0:14 / /sys rw,nosuid,nodev,noexec,relatime shared:6 - sysfs sysfs rw,seclabel
17 35 0:5 / /dev rw,nosuid shared:2 - devtmpfs devtmpfs rw,seclabel,size=8056484k,nr_inodes=2014121,mode=755
18 16 0:15 / /sys/kernel/security rw,nosuid,nodev,noexec,relatime shared:7 - securityfs securityfs rw
19 16 0:13 / /sys/fs/selinux rw,relatime shared:8 - selinuxfs selinuxfs rw
20 17 0:16 / /dev/shm rw,nosuid,nodev shared:3 - tmpfs tmpfs rw,seclabel
21 17 0:10 / /dev/pts rw,nosuid,noexec,relatime shared:4 - devpts devpts rw,seclabel,gid=5,mode=620,ptmxmode=000
22 35 0:17 / /run rw,nosuid,nodev shared:21 - tmpfs tmpfs rw,seclabel,mode=755
23 16 0:18 / /sys/fs/cgroup rw,nosuid,nodev,noexec shared:9 - tmpfs tmpfs rw,seclabel,mode=755
24 23 0:19 / /sys/fs/cgroup/systemd rw,nosuid,nodev,noexec,relatime shared:10 - cgroup cgroup rw,xattr,release_agent=/usr/lib/systemd/systemd-cgroups-agent,name=systemd
25 16 0:20 / /sys/fs/pstore rw,nosuid,nodev,noexec,relatime shared:20 - pstore pstore rw
26 23 0:21 / /sys/fs/cgroup/cpuset rw,nosuid,nodev,noexec,relatime shared:11 - cgroup cgroup rw,cpuset,clone_children
27 23 0:22 / /sys/fs/cgroup/cpu,cpuacct rw,nosuid,nodev,noexec,relatime shared:12 - cgroup cgroup rw,cpuacct,cpu,clone_children
28 23 0:23 / /sys/fs/cgroup/memory rw,nosuid,nodev,noexec,relatime shared:13 - cgroup cgroup rw,memory,clone_children
29 23 0:24 / /sys/fs/cgroup/devices rw,nosuid,nodev,noexec,relatime shared:14 - cgroup cgroup rw,devices,clone_children
30 23 0:25 / /sys/fs/cgroup/freezer rw,nosuid,nodev,noexec,relatime shared:15 - cgroup cgroup rw,freezer,clone_children
31 23 0:26 / /sys/fs/cgroup/net_cls rw,nosuid,nodev,noexec,relatime shared:16 - cgroup cgroup rw,net_cls,clone_children
32 23 0:27 / /sys/fs/cgroup/blkio rw,nosuid,nodev,noexec,relatime shared:17 - cgroup cgroup rw,blkio,clone_children
33 23 0:28 / /sys/fs/cgroup/perf_event rw,nosuid,nodev,noexec,relatime shared:18 - cgroup cgroup rw,perf_event,clone_children
34 23 0:29 / /sys/fs/cgroup/hugetlb rw,nosuid,nodev,noexec,relatime shared:19 - cgroup cgroup rw,hugetlb,clone_children
35 1 253:2 / / rw,relatime shared:1 - ext4 /dev/mapper/ssd-root--f20 rw,seclabel,data=ordered
36 15 0:30 / /proc/sys/fs/binfmt_misc rw,relatime shared:22 - autofs systemd-1 rw,fd=38,pgrp=1,timeout=300,minproto=5,maxproto=5,direct
37 17 0:12 / /dev/mqueue rw,relatime shared:23 - mqueue mqueue rw,seclabel
38 35 0:31 / /tmp rw shared:24 - tmpfs tmpfs rw,seclabel
39 17 0:32 / /dev/hugepages rw,relatime shared:25 - hugetlbfs hugetlbfs rw,seclabel
40 16 0:7 / /sys/kernel/debug rw,relatime shared:26 - debugfs debugfs rw
41 16 0:33 / /sys/kernel/config rw,relatime shared:27 - configfs configfs rw
42 35 0:34 / /var/lib/nfs/rpc_pipefs rw,relatime shared:28 - rpc_pipefs sunrpc rw
43 15 0:35 / /proc/fs/nfsd rw,relatime shared:29 - nfsd sunrpc rw
45 35 8:17 / /boot rw,relatime shared:30 - ext4 /dev/sdb1 rw,seclabel,data=ordered
46 35 253:4 / /home rw,relatime shared:31 - ext4 /dev/mapper/ssd-home rw,seclabel,data=ordered
47 35 253:5 / /var/lib/libvirt/images rw,noatime,nodiratime shared:32 - ext4 /dev/mapper/ssd-virt rw,seclabel,discard,data=ordered
48 35 253:12 / /mnt/old rw,relatime shared:33 - ext4 /dev/mapper/HelpDeskRHEL6-FedoraRoot rw,seclabel,data=ordered
121 22 0:36 / /run/user/1000/gvfs rw,nosuid,nodev,relatime shared:104 - fuse.gvfsd-fuse gvfsd-fuse rw,user_id=1000,group_id=1000
124 16 0:37 / /sys/fs/fuse/connections rw,relatime shared:107 - fusectl fusectl rw
165 38 253:3 / /tmp/mnt rw,relatime shared:147 - ext4 /dev/mapper/ssd-root rw,seclabel,data=ordered
167 35 253:15 / /var/lib/docker/devicemapper/mnt/aae4076022f0e2b80a2afbf8fc6df450c52080191fcef7fb679a73e6f073e5c2 rw,relatime shared:149 - ext4 /dev/mapper/docker-253:2-425882-aae4076022f0e2b80a2afbf8fc6df450c52080191fcef7fb679a73e6f073e5c2 rw,seclabel,discard,stripe=16,data=ordered
171 35 253:16 / /var/lib/docker/devicemapper/mnt/c71be651f114db95180e472f7871b74fa597ee70a58ccc35cb87139ddea15373 rw,relatime shared:153 - ext4 /dev/mapper/docker-253:2-425882-c71be651f114db95180e472f7871b74fa597ee70a58ccc35cb87139ddea15373 rw,seclabel,discard,stripe=16,data=ordered
175 35 253:17 / /var/lib/docker/devicemapper/mnt/1bac6ab72862d2d5626560df6197cf12036b82e258c53d981fa29adce6f06c3c rw,relatime shared:157 - ext4 /dev/mapper/docker-253:2-425882-1bac6ab72862d2d5626560df6197cf12036b82e258c53d981fa29adce6f06c3c rw,seclabel,discard,stripe=16,data=ordered
179 35 253:18 / /var/lib/docker/devicemapper/mnt/d710a357d77158e80d5b2c55710ae07c94e76d34d21ee7bae65ce5418f739b09 rw,relatime shared:161 - ext4 /dev/mapper/docker-253:2-425882-d710a357d77158e80d5b2c55710ae07c94e76d34d21ee7bae65ce5418f739b09 rw,seclabel,discard,stripe=16,data=ordered
183 35 253:19 / /var/lib/docker/devicemapper/mnt/6479f52366114d5f518db6837254baab48fab39f2ac38d5099250e9a6ceae6c7 rw,relatime shared:165 - ext4 /dev/mapper/docker-253:2-425882-6479f52366114d5f518db6837254baab48fab39f2ac38d5099250e9a6ceae6c7 rw,seclabel,discard,stripe=16,data=ordered
187 35 253:20 / /var/lib/docker/devicemapper/mnt/8d9df91c4cca5aef49eeb2725292aab324646f723a7feab56be34c2ad08268e1 rw,relatime shared:169 - ext4 /dev/mapper/docker-253:2-425882-8d9df91c4cca5aef49eeb2725292aab324646f723a7feab56be34c2ad08268e1 rw,seclabel,discard,stripe=16,data=ordered
191 35 253:21 / /var/lib/docker/devicemapper/mnt/c8240b768603d32e920d365dc9d1dc2a6af46cd23e7ae819947f969e1b4ec661 rw,relatime shared:173 - ext4 /dev/mapper/docker-253:2-425882-c8240b768603d32e920d365dc9d1dc2a6af46cd23e7ae819947f969e1b4ec661 rw,seclabel,discard,stripe=16,data=ordered
195 35 253:22 / /var/lib/docker/devicemapper/mnt/2eb3a01278380bbf3ed12d86ac629eaa70a4351301ee307a5cabe7b5f3b1615f rw,relatime shared:177 - ext4 /dev/mapper/docker-253:2-425882-2eb3a01278380bbf3ed12d86ac629eaa70a4351301ee307a5cabe7b5f3b1615f rw,seclabel,discard,stripe=16,data=ordered
199 35 253:23 / /var/lib/docker/devicemapper/mnt/37a17fb7c9d9b80821235d5f2662879bd3483915f245f9b49cdaa0e38779b70b rw,relatime shared:181 - ext4 /dev/mapper/docker-253:2-425882-37a17fb7c9d9b80821235d5f2662879bd3483915f245f9b49cdaa0e38779b70b rw,seclabel,discard,stripe=16,data=ordered
203 35 253:24 / /var/lib/docker/devicemapper/mnt/aea459ae930bf1de913e2f29428fd80ee678a1e962d4080019d9f9774331ee2b rw,relatime shared:185 - ext4 /dev/mapper/docker-253:2-425882-aea459ae930bf1de913e2f29428fd80ee678a1e962d4080019d9f9774331ee2b rw,seclabel,discard,stripe=16,data=ordered
207 35 253:25 / /var/lib/docker/devicemapper/mnt/928ead0bc06c454bd9f269e8585aeae0a6bd697f46dc8754c2a91309bc810882 rw,relatime shared:189 - ext4 /dev/mapper/docker-253:2-425882-928ead0bc06c454bd9f269e8585aeae0a6bd697f46dc8754c2a91309bc810882 rw,seclabel,discard,stripe=16,data=ordered
211 35 253:26 / /var/lib/docker/devicemapper/mnt/0f284d18481d671644706e7a7244cbcf63d590d634cc882cb8721821929d0420 rw,relatime shared:193 - ext4 /dev/mapper/docker-253:2-425882-0f284d18481d671644706e7a7244cbcf63d590d634cc882cb8721821929d0420 rw,seclabel,discard,stripe=16,data=ordered
215 35 253:27 / /var/lib/docker/devicemapper/mnt/d9dd16722ab34c38db2733e23f69e8f4803ce59658250dd63e98adff95d04919 rw,relatime shared:197 - ext4 /dev/mapper/docker-253:2-425882-d9dd16722ab34c38db2733e23f69e8f4803ce59658250dd63e98adff95d04919 rw,seclabel,discard,stripe=16,data=ordered
219 35 253:28 / /var/lib/docker/devicemapper/mnt/bc4500479f18c2c08c21ad5282e5f826a016a386177d9874c2764751c031d634 rw,relatime shared:201 - ext4 /dev/mapper/docker-253:2-425882-bc4500479f18c2c08c21ad5282e5f826a016a386177d9874c2764751c031d634 rw,seclabel,discard,stripe=16,data=ordered
223 35 253:29 / /var/lib/docker/devicemapper/mnt/7770c8b24eb3d5cc159a065910076938910d307ab2f5d94e1dc3b24c06ee2c8a rw,relatime shared:205 - ext4 /dev/mapper/docker-253:2-425882-7770c8b24eb3d5cc159a065910076938910d307ab2f5d94e1dc3b24c06ee2c8a rw,seclabel,discard,stripe=16,data=ordered
227 35 253:30 / /var/lib/docker/devicemapper/mnt/c280cd3d0bf0aa36b478b292279671624cceafc1a67eaa920fa1082601297adf rw,relatime shared:209 - ext4 /dev/mapper/docker-253:2-425882-c280cd3d0bf0aa36b478b292279671624cceafc1a67eaa920fa1082601297adf rw,seclabel,discard,stripe=16,data=ordered
231 35 253:31 / /var/lib/docker/devicemapper/mnt/8b59a7d9340279f09fea67fd6ad89ddef711e9e7050eb647984f8b5ef006335f rw,relatime shared:213 - ext4 /dev/mapper/docker-253:2-425882-8b59a7d9340279f09fea67fd6ad89ddef711e9e7050eb647984f8b5ef006335f rw,seclabel,discard,stripe=16,data=ordered
235 35 253:32 / /var/lib/docker/devicemapper/mnt/1a28059f29eda821578b1bb27a60cc71f76f846a551abefabce6efd0146dce9f rw,relatime shared:217 - ext4 /dev/mapper/docker-253:2-425882-1a28059f29eda821578b1bb27a60cc71f76f846a551abefabce6efd0146dce9f rw,seclabel,discard,stripe=16,data=ordered
239 35 253:33 / /var/lib/docker/devicemapper/mnt/e9aa60c60128cad1 rw,relatime shared:221 - ext4 /dev/mapper/docker-253:2-425882-e9aa60c60128cad1 rw,seclabel,discard,stripe=16,data=ordered
243 35 253:34 / /var/lib/docker/devicemapper/mnt/5fec11304b6f4713fea7b6ccdcc1adc0a1966187f590fe25a8227428a8df275d-init rw,relatime shared:225 - ext4 /dev/mapper/docker-253:2-425882-5fec11304b6f4713fea7b6ccdcc1adc0a1966187f590fe25a8227428a8df275d-init rw,seclabel,discard,stripe=16,data=ordered
247 35 253:35 / /var/lib/docker/devicemapper/mnt/5fec11304b6f4713fea7b6ccdcc1adc0a1966187f590fe25a8227428a8df275d rw,relatime shared:229 - ext4 /dev/mapper/docker-253:2-425882-5fec11304b6f4713fea7b6ccdcc1adc0a1966187f590fe25a8227428a8df275d rw,seclabel,discard,stripe=16,data=ordered
31 21 0:23 / /DATA/foo_bla_bla rw,relatime - cifs //foo/BLA\040BLA\040BLA/ rw,sec=ntlm,cache=loose,unc=\\foo\BLA BLA BLA,username=my_login,domain=mydomain.com,uid=12345678,forceuid,gid=12345678,forcegid,addr=10.1.30.10,file_mode=0755,dir_mode=0755,nounix,rsize=61440,wsize=65536,actimeo=1`
ubuntuMountInfo = `15 20 0:14 / /sys rw,nosuid,nodev,noexec,relatime - sysfs sysfs rw
16 20 0:3 / /proc rw,nosuid,nodev,noexec,relatime - proc proc rw
17 20 0:5 / /dev rw,relatime - devtmpfs udev rw,size=1015140k,nr_inodes=253785,mode=755
18 17 0:11 / /dev/pts rw,nosuid,noexec,relatime - devpts devpts rw,gid=5,mode=620,ptmxmode=000
19 20 0:15 / /run rw,nosuid,noexec,relatime - tmpfs tmpfs rw,size=205044k,mode=755
20 1 253:0 / / rw,relatime - ext4 /dev/disk/by-label/DOROOT rw,errors=remount-ro,data=ordered
21 15 0:16 / /sys/fs/cgroup rw,relatime - tmpfs none rw,size=4k,mode=755
22 15 0:17 / /sys/fs/fuse/connections rw,relatime - fusectl none rw
23 15 0:6 / /sys/kernel/debug rw,relatime - debugfs none rw
24 15 0:10 / /sys/kernel/security rw,relatime - securityfs none rw
25 19 0:18 / /run/lock rw,nosuid,nodev,noexec,relatime - tmpfs none rw,size=5120k
26 21 0:19 / /sys/fs/cgroup/cpuset rw,relatime - cgroup cgroup rw,cpuset,clone_children
27 19 0:20 / /run/shm rw,nosuid,nodev,relatime - tmpfs none rw
28 21 0:21 / /sys/fs/cgroup/cpu rw,relatime - cgroup cgroup rw,cpu
29 19 0:22 / /run/user rw,nosuid,nodev,noexec,relatime - tmpfs none rw,size=102400k,mode=755
30 15 0:23 / /sys/fs/pstore rw,relatime - pstore none rw
31 21 0:24 / /sys/fs/cgroup/cpuacct rw,relatime - cgroup cgroup rw,cpuacct
32 21 0:25 / /sys/fs/cgroup/memory rw,relatime - cgroup cgroup rw,memory
33 21 0:26 / /sys/fs/cgroup/devices rw,relatime - cgroup cgroup rw,devices
34 21 0:27 / /sys/fs/cgroup/freezer rw,relatime - cgroup cgroup rw,freezer
35 21 0:28 / /sys/fs/cgroup/blkio rw,relatime - cgroup cgroup rw,blkio
36 21 0:29 / /sys/fs/cgroup/perf_event rw,relatime - cgroup cgroup rw,perf_event
37 21 0:30 / /sys/fs/cgroup/hugetlb rw,relatime - cgroup cgroup rw,hugetlb
38 21 0:31 / /sys/fs/cgroup/systemd rw,nosuid,nodev,noexec,relatime - cgroup systemd rw,name=systemd
39 20 0:32 / /var/lib/docker/aufs/mnt/b750fe79269d2ec9a3c593ef05b4332b1d1a02a62b4accb2c21d589ff2f5f2dc rw,relatime - aufs none rw,si=caafa54fdc06525
40 20 0:33 / /var/lib/docker/aufs/mnt/2eed44ac7ce7c75af04f088ed6cb4ce9d164801e91d78c6db65d7ef6d572bba8-init rw,relatime - aufs none rw,si=caafa54f882b525
41 20 0:34 / /var/lib/docker/aufs/mnt/2eed44ac7ce7c75af04f088ed6cb4ce9d164801e91d78c6db65d7ef6d572bba8 rw,relatime - aufs none rw,si=caafa54f8829525
42 20 0:35 / /var/lib/docker/aufs/mnt/16f4d7e96dd612903f425bfe856762f291ff2e36a8ecd55a2209b7d7cd81c30b rw,relatime - aufs none rw,si=caafa54f882d525
43 20 0:36 / /var/lib/docker/aufs/mnt/63ca08b75d7438a9469a5954e003f48ffede73541f6286ce1cb4d7dd4811da7e-init rw,relatime - aufs none rw,si=caafa54f882f525
44 20 0:37 / /var/lib/docker/aufs/mnt/63ca08b75d7438a9469a5954e003f48ffede73541f6286ce1cb4d7dd4811da7e rw,relatime - aufs none rw,si=caafa54f88ba525
45 20 0:38 / /var/lib/docker/aufs/mnt/283f35a910233c756409313be71ecd8fcfef0df57108b8d740b61b3e88860452 rw,relatime - aufs none rw,si=caafa54f88b8525
46 20 0:39 / /var/lib/docker/aufs/mnt/2c6c7253d4090faa3886871fb21bd660609daeb0206588c0602007f7d0f254b1-init rw,relatime - aufs none rw,si=caafa54f88be525
47 20 0:40 / /var/lib/docker/aufs/mnt/2c6c7253d4090faa3886871fb21bd660609daeb0206588c0602007f7d0f254b1 rw,relatime - aufs none rw,si=caafa54f882c525
48 20 0:41 / /var/lib/docker/aufs/mnt/de2b538c97d6366cc80e8658547c923ea1d042f85580df379846f36a4df7049d rw,relatime - aufs none rw,si=caafa54f85bb525
49 20 0:42 / /var/lib/docker/aufs/mnt/94a3d8ed7c27e5b0aa71eba46c736bfb2742afda038e74f2dd6035fb28415b49-init rw,relatime - aufs none rw,si=caafa54fdc00525
50 20 0:43 / /var/lib/docker/aufs/mnt/94a3d8ed7c27e5b0aa71eba46c736bfb2742afda038e74f2dd6035fb28415b49 rw,relatime - aufs none rw,si=caafa54fbaec525
51 20 0:44 / /var/lib/docker/aufs/mnt/6ac1cace985c9fc9bea32234de8b36dba49bdd5e29a2972b327ff939d78a6274 rw,relatime - aufs none rw,si=caafa54f8e1a525
52 20 0:45 / /var/lib/docker/aufs/mnt/dff147033e3a0ef061e1de1ad34256b523d4a8c1fa6bba71a0ab538e8628ff0b-init rw,relatime - aufs none rw,si=caafa54f8e1d525
53 20 0:46 / /var/lib/docker/aufs/mnt/dff147033e3a0ef061e1de1ad34256b523d4a8c1fa6bba71a0ab538e8628ff0b rw,relatime - aufs none rw,si=caafa54f8e1b525
54 20 0:47 / /var/lib/docker/aufs/mnt/cabb117d997f0f93519185aea58389a9762770b7496ed0b74a3e4a083fa45902 rw,relatime - aufs none rw,si=caafa54f810a525
55 20 0:48 / /var/lib/docker/aufs/mnt/e1c8a94ffaa9d532bbbdc6ef771ce8a6c2c06757806ecaf8b68e9108fec65f33-init rw,relatime - aufs none rw,si=caafa54f8529525
56 20 0:49 / /var/lib/docker/aufs/mnt/e1c8a94ffaa9d532bbbdc6ef771ce8a6c2c06757806ecaf8b68e9108fec65f33 rw,relatime - aufs none rw,si=caafa54f852f525
57 20 0:50 / /var/lib/docker/aufs/mnt/16a1526fa445b84ce84f89506d219e87fa488a814063baf045d88b02f21166b3 rw,relatime - aufs none rw,si=caafa54f9e1d525
58 20 0:51 / /var/lib/docker/aufs/mnt/57b9c92e1e368fa7dbe5079f7462e917777829caae732828b003c355fe49da9f-init rw,relatime - aufs none rw,si=caafa54f854d525
59 20 0:52 / /var/lib/docker/aufs/mnt/57b9c92e1e368fa7dbe5079f7462e917777829caae732828b003c355fe49da9f rw,relatime - aufs none rw,si=caafa54f854e525
60 20 0:53 / /var/lib/docker/aufs/mnt/e370c3e286bea027917baa0e4d251262681a472a87056e880dfd0513516dffd9 rw,relatime - aufs none rw,si=caafa54f840a525
61 20 0:54 / /var/lib/docker/aufs/mnt/6b00d3b4f32b41997ec07412b5e18204f82fbe643e7122251cdeb3582abd424e-init rw,relatime - aufs none rw,si=caafa54f8408525
62 20 0:55 / /var/lib/docker/aufs/mnt/6b00d3b4f32b41997ec07412b5e18204f82fbe643e7122251cdeb3582abd424e rw,relatime - aufs none rw,si=caafa54f8409525
63 20 0:56 / /var/lib/docker/aufs/mnt/abd0b5ea5d355a67f911475e271924a5388ee60c27185fcd60d095afc4a09dc7 rw,relatime - aufs none rw,si=caafa54f9eb1525
64 20 0:57 / /var/lib/docker/aufs/mnt/336222effc3f7b89867bb39ff7792ae5412c35c749f127c29159d046b6feedd2-init rw,relatime - aufs none rw,si=caafa54f85bf525
65 20 0:58 / /var/lib/docker/aufs/mnt/336222effc3f7b89867bb39ff7792ae5412c35c749f127c29159d046b6feedd2 rw,relatime - aufs none rw,si=caafa54f85b8525
66 20 0:59 / /var/lib/docker/aufs/mnt/912e1bf28b80a09644503924a8a1a4fb8ed10b808ca847bda27a369919aa52fa rw,relatime - aufs none rw,si=caafa54fbaea525
67 20 0:60 / /var/lib/docker/aufs/mnt/386f722875013b4a875118367abc783fc6617a3cb7cf08b2b4dcf550b4b9c576-init rw,relatime - aufs none rw,si=caafa54f8472525
68 20 0:61 / /var/lib/docker/aufs/mnt/386f722875013b4a875118367abc783fc6617a3cb7cf08b2b4dcf550b4b9c576 rw,relatime - aufs none rw,si=caafa54f8474525
69 20 0:62 / /var/lib/docker/aufs/mnt/5aaebb79ef3097dfca377889aeb61a0c9d5e3795117d2b08d0751473c671dfb2 rw,relatime - aufs none rw,si=caafa54f8c5e525
70 20 0:63 / /var/lib/docker/aufs/mnt/5ba3e493279d01277d583600b81c7c079e691b73c3a2bdea8e4b12a35a418be2-init rw,relatime - aufs none rw,si=caafa54f8c3b525
71 20 0:64 / /var/lib/docker/aufs/mnt/5ba3e493279d01277d583600b81c7c079e691b73c3a2bdea8e4b12a35a418be2 rw,relatime - aufs none rw,si=caafa54f8c3d525
72 20 0:65 / /var/lib/docker/aufs/mnt/2777f0763da4de93f8bebbe1595cc77f739806a158657b033eca06f827b6028a rw,relatime - aufs none rw,si=caafa54f8c3e525
73 20 0:66 / /var/lib/docker/aufs/mnt/5d7445562acf73c6f0ae34c3dd0921d7457de1ba92a587d9e06a44fa209eeb3e-init rw,relatime - aufs none rw,si=caafa54f8c39525
74 20 0:67 / /var/lib/docker/aufs/mnt/5d7445562acf73c6f0ae34c3dd0921d7457de1ba92a587d9e06a44fa209eeb3e rw,relatime - aufs none rw,si=caafa54f854f525
75 20 0:68 / /var/lib/docker/aufs/mnt/06400b526ec18b66639c96efc41a84f4ae0b117cb28dafd56be420651b4084a0 rw,relatime - aufs none rw,si=caafa54f840b525
76 20 0:69 / /var/lib/docker/aufs/mnt/e051d45ec42d8e3e1cc57bb39871a40de486dc123522e9c067fbf2ca6a357785-init rw,relatime - aufs none rw,si=caafa54fdddf525
77 20 0:70 / /var/lib/docker/aufs/mnt/e051d45ec42d8e3e1cc57bb39871a40de486dc123522e9c067fbf2ca6a357785 rw,relatime - aufs none rw,si=caafa54f854b525
78 20 0:71 / /var/lib/docker/aufs/mnt/1ff414fa93fd61ec81b0ab7b365a841ff6545accae03cceac702833aaeaf718f rw,relatime - aufs none rw,si=caafa54f8d85525
79 20 0:72 / /var/lib/docker/aufs/mnt/c661b2f871dd5360e46a2aebf8f970f6d39a2ff64e06979aa0361227c88128b8-init rw,relatime - aufs none rw,si=caafa54f8da3525
80 20 0:73 / /var/lib/docker/aufs/mnt/c661b2f871dd5360e46a2aebf8f970f6d39a2ff64e06979aa0361227c88128b8 rw,relatime - aufs none rw,si=caafa54f8da2525
81 20 0:74 / /var/lib/docker/aufs/mnt/b68b1d4fe4d30016c552398e78b379a39f651661d8e1fa5f2460c24a5e723420 rw,relatime - aufs none rw,si=caafa54f8d81525
82 20 0:75 / /var/lib/docker/aufs/mnt/c5c5979c936cd0153a4c626fa9d69ce4fce7d924cc74fa68b025d2f585031739-init rw,relatime - aufs none rw,si=caafa54f8da1525
83 20 0:76 / /var/lib/docker/aufs/mnt/c5c5979c936cd0153a4c626fa9d69ce4fce7d924cc74fa68b025d2f585031739 rw,relatime - aufs none rw,si=caafa54f8da0525
84 20 0:77 / /var/lib/docker/aufs/mnt/53e10b0329afc0e0d3322d31efaed4064139dc7027fe6ae445cffd7104bcc94f rw,relatime - aufs none rw,si=caafa54f8c35525
85 20 0:78 / /var/lib/docker/aufs/mnt/3bfafd09ff2603e2165efacc2215c1f51afabba6c42d04a68cc2df0e8cc31494-init rw,relatime - aufs none rw,si=caafa54f8db8525
86 20 0:79 / /var/lib/docker/aufs/mnt/3bfafd09ff2603e2165efacc2215c1f51afabba6c42d04a68cc2df0e8cc31494 rw,relatime - aufs none rw,si=caafa54f8dba525
87 20 0:80 / /var/lib/docker/aufs/mnt/90fdd2c03eeaf65311f88f4200e18aef6d2772482712d9aea01cd793c64781b5 rw,relatime - aufs none rw,si=caafa54f8315525
88 20 0:81 / /var/lib/docker/aufs/mnt/7bdf2591c06c154ceb23f5e74b1d03b18fbf6fe96e35fbf539b82d446922442f-init rw,relatime - aufs none rw,si=caafa54f8fc6525
89 20 0:82 / /var/lib/docker/aufs/mnt/7bdf2591c06c154ceb23f5e74b1d03b18fbf6fe96e35fbf539b82d446922442f rw,relatime - aufs none rw,si=caafa54f8468525
90 20 0:83 / /var/lib/docker/aufs/mnt/8cf9a993f50f3305abad3da268c0fc44ff78a1e7bba595ef9de963497496c3f9 rw,relatime - aufs none rw,si=caafa54f8c59525
91 20 0:84 / /var/lib/docker/aufs/mnt/ecc896fd74b21840a8d35e8316b92a08b1b9c83d722a12acff847e9f0ff17173-init rw,relatime - aufs none rw,si=caafa54f846a525
92 20 0:85 / /var/lib/docker/aufs/mnt/ecc896fd74b21840a8d35e8316b92a08b1b9c83d722a12acff847e9f0ff17173 rw,relatime - aufs none rw,si=caafa54f846b525
93 20 0:86 / /var/lib/docker/aufs/mnt/d8c8288ec920439a48b5796bab5883ee47a019240da65e8d8f33400c31bac5df rw,relatime - aufs none rw,si=caafa54f8dbf525
94 20 0:87 / /var/lib/docker/aufs/mnt/ecba66710bcd03199b9398e46c005cd6b68d0266ec81dc8b722a29cc417997c6-init rw,relatime - aufs none rw,si=caafa54f810f525
95 20 0:88 / /var/lib/docker/aufs/mnt/ecba66710bcd03199b9398e46c005cd6b68d0266ec81dc8b722a29cc417997c6 rw,relatime - aufs none rw,si=caafa54fbae9525
96 20 0:89 / /var/lib/docker/aufs/mnt/befc1c67600df449dddbe796c0d06da7caff1d2bbff64cde1f0ba82d224996b5 rw,relatime - aufs none rw,si=caafa54f8dab525
97 20 0:90 / /var/lib/docker/aufs/mnt/c9f470e73d2742629cdc4084a1b2c1a8302914f2aa0d0ec4542371df9a050562-init rw,relatime - aufs none rw,si=caafa54fdc02525
98 20 0:91 / /var/lib/docker/aufs/mnt/c9f470e73d2742629cdc4084a1b2c1a8302914f2aa0d0ec4542371df9a050562 rw,relatime - aufs none rw,si=caafa54f9eb0525
99 20 0:92 / /var/lib/docker/aufs/mnt/2a31f10029f04ff9d4381167a9b739609853d7220d55a56cb654779a700ee246 rw,relatime - aufs none rw,si=caafa54f8c37525
100 20 0:93 / /var/lib/docker/aufs/mnt/8c4261b8e3e4b21ebba60389bd64b6261217e7e6b9fd09e201d5a7f6760f6927-init rw,relatime - aufs none rw,si=caafa54fd173525
101 20 0:94 / /var/lib/docker/aufs/mnt/8c4261b8e3e4b21ebba60389bd64b6261217e7e6b9fd09e201d5a7f6760f6927 rw,relatime - aufs none rw,si=caafa54f8108525
102 20 0:95 / /var/lib/docker/aufs/mnt/eaa0f57403a3dc685268f91df3fbcd7a8423cee50e1a9ee5c3e1688d9d676bb4 rw,relatime - aufs none rw,si=caafa54f852d525
103 20 0:96 / /var/lib/docker/aufs/mnt/9cfe69a2cbffd9bfc7f396d4754f6fe5cc457ef417b277797be3762dfe955a6b-init rw,relatime - aufs none rw,si=caafa54f8d80525
104 20 0:97 / /var/lib/docker/aufs/mnt/9cfe69a2cbffd9bfc7f396d4754f6fe5cc457ef417b277797be3762dfe955a6b rw,relatime - aufs none rw,si=caafa54f8fc3525
105 20 0:98 / /var/lib/docker/aufs/mnt/d1b322ae17613c6adee84e709641a9244ac56675244a89a64dc0075075fcbb83 rw,relatime - aufs none rw,si=caafa54f8c58525
106 20 0:99 / /var/lib/docker/aufs/mnt/d46c2a8e9da7e91ab34fd9c192851c246a4e770a46720bda09e55c7554b9dbbd-init rw,relatime - aufs none rw,si=caafa54f8c63525
107 20 0:100 / /var/lib/docker/aufs/mnt/d46c2a8e9da7e91ab34fd9c192851c246a4e770a46720bda09e55c7554b9dbbd rw,relatime - aufs none rw,si=caafa54f8c67525
108 20 0:101 / /var/lib/docker/aufs/mnt/bc9d2a264158f83a617a069bf17cbbf2a2ba453db7d3951d9dc63cc1558b1c2b rw,relatime - aufs none rw,si=caafa54f8dbe525
109 20 0:102 / /var/lib/docker/aufs/mnt/9e6abb8d72bbeb4d5cf24b96018528015ba830ce42b4859965bd482cbd034e99-init rw,relatime - aufs none rw,si=caafa54f9e0d525
110 20 0:103 / /var/lib/docker/aufs/mnt/9e6abb8d72bbeb4d5cf24b96018528015ba830ce42b4859965bd482cbd034e99 rw,relatime - aufs none rw,si=caafa54f9e1b525
111 20 0:104 / /var/lib/docker/aufs/mnt/d4dca7b02569c732e740071e1c654d4ad282de5c41edb619af1f0aafa618be26 rw,relatime - aufs none rw,si=caafa54f8dae525
112 20 0:105 / /var/lib/docker/aufs/mnt/fea63da40fa1c5ffbad430dde0bc64a8fc2edab09a051fff55b673c40a08f6b7-init rw,relatime - aufs none rw,si=caafa54f8c5c525
113 20 0:106 / /var/lib/docker/aufs/mnt/fea63da40fa1c5ffbad430dde0bc64a8fc2edab09a051fff55b673c40a08f6b7 rw,relatime - aufs none rw,si=caafa54fd172525
114 20 0:107 / /var/lib/docker/aufs/mnt/e60c57499c0b198a6734f77f660cdbbd950a5b78aa23f470ca4f0cfcc376abef rw,relatime - aufs none rw,si=caafa54909c4525
115 20 0:108 / /var/lib/docker/aufs/mnt/099c78e7ccd9c8717471bb1bbfff838c0a9913321ba2f214fbeaf92c678e5b35-init rw,relatime - aufs none rw,si=caafa54909c3525
116 20 0:109 / /var/lib/docker/aufs/mnt/099c78e7ccd9c8717471bb1bbfff838c0a9913321ba2f214fbeaf92c678e5b35 rw,relatime - aufs none rw,si=caafa54909c7525
117 20 0:110 / /var/lib/docker/aufs/mnt/2997be666d58b9e71469759bcb8bd9608dad0e533a1a7570a896919ba3388825 rw,relatime - aufs none rw,si=caafa54f8557525
118 20 0:111 / /var/lib/docker/aufs/mnt/730694eff438ef20569df38dfb38a920969d7ff2170cc9aa7cb32a7ed8147a93-init rw,relatime - aufs none rw,si=caafa54c6e88525
119 20 0:112 / /var/lib/docker/aufs/mnt/730694eff438ef20569df38dfb38a920969d7ff2170cc9aa7cb32a7ed8147a93 rw,relatime - aufs none rw,si=caafa54c6e8e525
120 20 0:113 / /var/lib/docker/aufs/mnt/a672a1e2f2f051f6e19ed1dfbe80860a2d774174c49f7c476695f5dd1d5b2f67 rw,relatime - aufs none rw,si=caafa54c6e15525
121 20 0:114 / /var/lib/docker/aufs/mnt/aba3570e17859f76cf29d282d0d150659c6bd80780fdc52a465ba05245c2a420-init rw,relatime - aufs none rw,si=caafa54f8dad525
122 20 0:115 / /var/lib/docker/aufs/mnt/aba3570e17859f76cf29d282d0d150659c6bd80780fdc52a465ba05245c2a420 rw,relatime - aufs none rw,si=caafa54f8d84525
123 20 0:116 / /var/lib/docker/aufs/mnt/2abc86007aca46fb4a817a033e2a05ccacae40b78ea4b03f8ea616b9ada40e2e rw,relatime - aufs none rw,si=caafa54c6e8b525
124 20 0:117 / /var/lib/docker/aufs/mnt/36352f27f7878e648367a135bd1ec3ed497adcb8ac13577ee892a0bd921d2374-init rw,relatime - aufs none rw,si=caafa54c6e8d525
125 20 0:118 / /var/lib/docker/aufs/mnt/36352f27f7878e648367a135bd1ec3ed497adcb8ac13577ee892a0bd921d2374 rw,relatime - aufs none rw,si=caafa54f8c34525
126 20 0:119 / /var/lib/docker/aufs/mnt/2f95ca1a629cea8363b829faa727dd52896d5561f2c96ddee4f697ea2fc872c2 rw,relatime - aufs none rw,si=caafa54c6e8a525
127 20 0:120 / /var/lib/docker/aufs/mnt/f108c8291654f179ef143a3e07de2b5a34adbc0b28194a0ab17742b6db9a7fb2-init rw,relatime - aufs none rw,si=caafa54f8e19525
128 20 0:121 / /var/lib/docker/aufs/mnt/f108c8291654f179ef143a3e07de2b5a34adbc0b28194a0ab17742b6db9a7fb2 rw,relatime - aufs none rw,si=caafa54fa8c6525
129 20 0:122 / /var/lib/docker/aufs/mnt/c1d04dfdf8cccb3676d5a91e84e9b0781ce40623d127d038bcfbe4c761b27401 rw,relatime - aufs none rw,si=caafa54f8c30525
130 20 0:123 / /var/lib/docker/aufs/mnt/3f4898ffd0e1239aeebf1d1412590cdb7254207fa3883663e2c40cf772e5f05a-init rw,relatime - aufs none rw,si=caafa54c6e1a525
131 20 0:124 / /var/lib/docker/aufs/mnt/3f4898ffd0e1239aeebf1d1412590cdb7254207fa3883663e2c40cf772e5f05a rw,relatime - aufs none rw,si=caafa54c6e1c525
132 20 0:125 / /var/lib/docker/aufs/mnt/5ae3b6fccb1539fc02d420e86f3e9637bef5b711fed2ca31a2f426c8f5deddbf rw,relatime - aufs none rw,si=caafa54c4fea525
133 20 0:126 / /var/lib/docker/aufs/mnt/310bfaf80d57020f2e73b06aeffb0b9b0ca2f54895f88bf5e4d1529ccac58fe0-init rw,relatime - aufs none rw,si=caafa54c6e1e525
134 20 0:127 / /var/lib/docker/aufs/mnt/310bfaf80d57020f2e73b06aeffb0b9b0ca2f54895f88bf5e4d1529ccac58fe0 rw,relatime - aufs none rw,si=caafa54fa8c0525
135 20 0:128 / /var/lib/docker/aufs/mnt/f382bd5aaccaf2d04a59089ac7cb12ec87efd769fd0c14d623358fbfd2a3f896 rw,relatime - aufs none rw,si=caafa54c4fec525
136 20 0:129 / /var/lib/docker/aufs/mnt/50d45e9bb2d779bc6362824085564c7578c231af5ae3b3da116acf7e17d00735-init rw,relatime - aufs none rw,si=caafa54c4fef525
137 20 0:130 / /var/lib/docker/aufs/mnt/50d45e9bb2d779bc6362824085564c7578c231af5ae3b3da116acf7e17d00735 rw,relatime - aufs none rw,si=caafa54c4feb525
138 20 0:131 / /var/lib/docker/aufs/mnt/a9c5ee0854dc083b6bf62b7eb1e5291aefbb10702289a446471ce73aba0d5d7d rw,relatime - aufs none rw,si=caafa54909c6525
139 20 0:134 / /var/lib/docker/aufs/mnt/03a613e7bd5078819d1fd92df4e671c0127559a5e0b5a885cc8d5616875162f0-init rw,relatime - aufs none rw,si=caafa54804fe525
140 20 0:135 / /var/lib/docker/aufs/mnt/03a613e7bd5078819d1fd92df4e671c0127559a5e0b5a885cc8d5616875162f0 rw,relatime - aufs none rw,si=caafa54804fa525
141 20 0:136 / /var/lib/docker/aufs/mnt/7ec3277e5c04c907051caf9c9c35889f5fcd6463e5485971b25404566830bb70 rw,relatime - aufs none rw,si=caafa54804f9525
142 20 0:139 / /var/lib/docker/aufs/mnt/26b5b5d71d79a5b2bfcf8bc4b2280ee829f261eb886745dd90997ed410f7e8b8-init rw,relatime - aufs none rw,si=caafa54c6ef6525
143 20 0:140 / /var/lib/docker/aufs/mnt/26b5b5d71d79a5b2bfcf8bc4b2280ee829f261eb886745dd90997ed410f7e8b8 rw,relatime - aufs none rw,si=caafa54c6ef5525
144 20 0:356 / /var/lib/docker/aufs/mnt/e6ecde9e2c18cd3c75f424c67b6d89685cfee0fc67abf2cb6bdc0867eb998026 rw,relatime - aufs none rw,si=caafa548068e525`
gentooMountinfo = `15 1 8:6 / / rw,noatime,nodiratime - ext4 /dev/sda6 rw,data=ordered
16 15 0:3 / /proc rw,nosuid,nodev,noexec,relatime - proc proc rw
17 15 0:14 / /run rw,nosuid,nodev,relatime - tmpfs tmpfs rw,size=3292172k,mode=755
18 15 0:5 / /dev rw,nosuid,relatime - devtmpfs udev rw,size=10240k,nr_inodes=4106451,mode=755
19 18 0:12 / /dev/mqueue rw,nosuid,nodev,noexec,relatime - mqueue mqueue rw
20 18 0:10 / /dev/pts rw,nosuid,noexec,relatime - devpts devpts rw,gid=5,mode=620,ptmxmode=000
21 18 0:15 / /dev/shm rw,nosuid,nodev,noexec,relatime - tmpfs shm rw
22 15 0:16 / /sys rw,nosuid,nodev,noexec,relatime - sysfs sysfs rw
23 22 0:7 / /sys/kernel/debug rw,nosuid,nodev,noexec,relatime - debugfs debugfs rw
24 22 0:17 / /sys/fs/cgroup rw,nosuid,nodev,noexec,relatime - tmpfs cgroup_root rw,size=10240k,mode=755
25 24 0:18 / /sys/fs/cgroup/openrc rw,nosuid,nodev,noexec,relatime - cgroup openrc rw,release_agent=/lib64/rc/sh/cgroup-release-agent.sh,name=openrc
26 24 0:19 / /sys/fs/cgroup/cpuset rw,nosuid,nodev,noexec,relatime - cgroup cpuset rw,cpuset,clone_children
27 24 0:20 / /sys/fs/cgroup/cpu rw,nosuid,nodev,noexec,relatime - cgroup cpu rw,cpu,clone_children
28 24 0:21 / /sys/fs/cgroup/cpuacct rw,nosuid,nodev,noexec,relatime - cgroup cpuacct rw,cpuacct,clone_children
29 24 0:22 / /sys/fs/cgroup/memory rw,nosuid,nodev,noexec,relatime - cgroup memory rw,memory,clone_children
30 24 0:23 / /sys/fs/cgroup/devices rw,nosuid,nodev,noexec,relatime - cgroup devices rw,devices,clone_children
31 24 0:24 / /sys/fs/cgroup/freezer rw,nosuid,nodev,noexec,relatime - cgroup freezer rw,freezer,clone_children
32 24 0:25 / /sys/fs/cgroup/blkio rw,nosuid,nodev,noexec,relatime - cgroup blkio rw,blkio,clone_children
33 15 8:1 / /boot rw,noatime,nodiratime - vfat /dev/sda1 rw,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro
34 15 8:18 / /mnt/xfs rw,noatime,nodiratime - xfs /dev/sdb2 rw,attr2,inode64,noquota
35 15 0:26 / /tmp rw,relatime - tmpfs tmpfs rw
36 16 0:27 / /proc/sys/fs/binfmt_misc rw,nosuid,nodev,noexec,relatime - binfmt_misc binfmt_misc rw
42 15 0:33 / /var/lib/nfs/rpc_pipefs rw,relatime - rpc_pipefs rpc_pipefs rw
43 16 0:34 / /proc/fs/nfsd rw,nosuid,nodev,noexec,relatime - nfsd nfsd rw
44 15 0:35 / /home/tianon/.gvfs rw,nosuid,nodev,relatime - fuse.gvfs-fuse-daemon gvfs-fuse-daemon rw,user_id=1000,group_id=1000
68 15 0:3336 / /var/lib/docker/aufs/mnt/3597a1a6d6298c1decc339ebb90aad6f7d6ba2e15af3131b1f85e7ee4787a0cd rw,relatime - aufs none rw,si=9b4a7640128db39c
85 68 8:6 /var/lib/docker/init/dockerinit-0.7.2-dev//deleted /var/lib/docker/aufs/mnt/3597a1a6d6298c1decc339ebb90aad6f7d6ba2e15af3131b1f85e7ee4787a0cd/.dockerinit rw,noatime,nodiratime - ext4 /dev/sda6 rw,data=ordered
86 68 8:6 /var/lib/docker/containers/3597a1a6d6298c1decc339ebb90aad6f7d6ba2e15af3131b1f85e7ee4787a0cd/config.env /var/lib/docker/aufs/mnt/3597a1a6d6298c1decc339ebb90aad6f7d6ba2e15af3131b1f85e7ee4787a0cd/.dockerenv rw,noatime,nodiratime - ext4 /dev/sda6 rw,data=ordered
87 68 8:6 /etc/resolv.conf /var/lib/docker/aufs/mnt/3597a1a6d6298c1decc339ebb90aad6f7d6ba2e15af3131b1f85e7ee4787a0cd/etc/resolv.conf rw,noatime,nodiratime - ext4 /dev/sda6 rw,data=ordered
88 68 8:6 /var/lib/docker/containers/3597a1a6d6298c1decc339ebb90aad6f7d6ba2e15af3131b1f85e7ee4787a0cd/hostname /var/lib/docker/aufs/mnt/3597a1a6d6298c1decc339ebb90aad6f7d6ba2e15af3131b1f85e7ee4787a0cd/etc/hostname rw,noatime,nodiratime - ext4 /dev/sda6 rw,data=ordered
89 68 8:6 /var/lib/docker/containers/3597a1a6d6298c1decc339ebb90aad6f7d6ba2e15af3131b1f85e7ee4787a0cd/hosts /var/lib/docker/aufs/mnt/3597a1a6d6298c1decc339ebb90aad6f7d6ba2e15af3131b1f85e7ee4787a0cd/etc/hosts rw,noatime,nodiratime - ext4 /dev/sda6 rw,data=ordered
38 15 0:3384 / /var/lib/docker/aufs/mnt/0292005a9292401bb5197657f2b682d97d8edcb3b72b5e390d2a680139985b55 rw,relatime - aufs none rw,si=9b4a7642b584939c
39 15 0:3385 / /var/lib/docker/aufs/mnt/59db98c889de5f71b70cfb82c40cbe47b64332f0f56042a2987a9e5df6e5e3aa rw,relatime - aufs none rw,si=9b4a7642b584e39c
40 15 0:3386 / /var/lib/docker/aufs/mnt/0545f0f2b6548eb9601d08f35a08f5a0a385407d36027a28f58e06e9f61e0278 rw,relatime - aufs none rw,si=9b4a7642b584b39c
41 15 0:3387 / /var/lib/docker/aufs/mnt/d882cfa16d1aa8fe0331a36e79be3d80b151e49f24fc39a39c3fed1735d5feb5 rw,relatime - aufs none rw,si=9b4a76453040039c
45 15 0:3388 / /var/lib/docker/aufs/mnt/055ca3befcb1626e74f5344b3398724ff05c0de0e20021683d04305c9e70a3f6 rw,relatime - aufs none rw,si=9b4a76453040739c
46 15 0:3389 / /var/lib/docker/aufs/mnt/b899e4567a351745d4285e7f1c18fdece75d877deb3041981cd290be348b7aa6 rw,relatime - aufs none rw,si=9b4a7647def4039c
47 15 0:3390 / /var/lib/docker/aufs/mnt/067ca040292c58954c5129f953219accfae0d40faca26b4d05e76ca76a998f16 rw,relatime - aufs none rw,si=9b4a7647def4239c
48 15 0:3391 / /var/lib/docker/aufs/mnt/8c995e7cb6e5082742daeea720e340b021d288d25d92e0412c03d200df308a11 rw,relatime - aufs none rw,si=9b4a764479c1639c
49 15 0:3392 / /var/lib/docker/aufs/mnt/07cc54dfae5b45300efdacdd53cc72c01b9044956a86ce7bff42d087e426096d rw,relatime - aufs none rw,si=9b4a764479c1739c
50 15 0:3393 / /var/lib/docker/aufs/mnt/0a9c95cf4c589c05b06baa79150b0cc1d8e7102759fe3ce4afaabb8247ca4f85 rw,relatime - aufs none rw,si=9b4a7644059c839c
51 15 0:3394 / /var/lib/docker/aufs/mnt/468fa98cececcf4e226e8370f18f4f848d63faf287fb8321a07f73086441a3a0 rw,relatime - aufs none rw,si=9b4a7644059ca39c
52 15 0:3395 / /var/lib/docker/aufs/mnt/0b826192231c5ce066fffb5beff4397337b5fc19a377aa7c6282c7c0ce7f111f rw,relatime - aufs none rw,si=9b4a764479c1339c
53 15 0:3396 / /var/lib/docker/aufs/mnt/93b8ba1b772fbe79709b909c43ea4b2c30d712e53548f467db1ffdc7a384f196 rw,relatime - aufs none rw,si=9b4a7640798a739c
54 15 0:3397 / /var/lib/docker/aufs/mnt/0c0d0acfb506859b12ef18cdfef9ebed0b43a611482403564224bde9149d373c rw,relatime - aufs none rw,si=9b4a7640798a039c
55 15 0:3398 / /var/lib/docker/aufs/mnt/33648c39ab6c7c74af0243d6d6a81b052e9e25ad1e04b19892eb2dde013e358b rw,relatime - aufs none rw,si=9b4a7644b439b39c
56 15 0:3399 / /var/lib/docker/aufs/mnt/0c12bea97a1c958a3c739fb148536c1c89351d48e885ecda8f0499b5cc44407e rw,relatime - aufs none rw,si=9b4a7640798a239c
57 15 0:3400 / /var/lib/docker/aufs/mnt/ed443988ce125f172d7512e84a4de2627405990fd767a16adefa8ce700c19ce8 rw,relatime - aufs none rw,si=9b4a7644c8ed339c
59 15 0:3402 / /var/lib/docker/aufs/mnt/f61612c324ff3c924d3f7a82fb00a0f8d8f73c248c41897061949e9f5ab7e3b1 rw,relatime - aufs none rw,si=9b4a76442810c39c
60 15 0:3403 / /var/lib/docker/aufs/mnt/0f1ee55c6c4e25027b80de8e64b8b6fb542b3b41aa0caab9261da75752e22bfd rw,relatime - aufs none rw,si=9b4a76442810e39c
61 15 0:3404 / /var/lib/docker/aufs/mnt/956f6cc4af5785cb3ee6963dcbca668219437d9b28f513290b1453ac64a34f97 rw,relatime - aufs none rw,si=9b4a7644303ec39c
62 15 0:3405 / /var/lib/docker/aufs/mnt/1099769158c4b4773e2569e38024e8717e400f87a002c41d8cf47cb81b051ba6 rw,relatime - aufs none rw,si=9b4a7644303ee39c
63 15 0:3406 / /var/lib/docker/aufs/mnt/11890ceb98d4442595b676085cd7b21550ab85c5df841e0fba997ff54e3d522d rw,relatime - aufs none rw,si=9b4a7644303ed39c
64 15 0:3407 / /var/lib/docker/aufs/mnt/acdb90dc378e8ed2420b43a6d291f1c789a081cd1904018780cc038fcd7aae53 rw,relatime - aufs none rw,si=9b4a76434be2139c
65 15 0:3408 / /var/lib/docker/aufs/mnt/120e716f19d4714fbe63cc1ed246204f2c1106eefebc6537ba2587d7e7711959 rw,relatime - aufs none rw,si=9b4a76434be2339c
66 15 0:3409 / /var/lib/docker/aufs/mnt/b197b7fffb61d89e0ba1c40de9a9fc0d912e778b3c1bd828cf981ff37c1963bc rw,relatime - aufs none rw,si=9b4a76434be2039c
70 15 0:3412 / /var/lib/docker/aufs/mnt/1434b69d2e1bb18a9f0b96b9cdac30132b2688f5d1379f68a39a5e120c2f93eb rw,relatime - aufs none rw,si=9b4a76434be2639c
71 15 0:3413 / /var/lib/docker/aufs/mnt/16006e83caf33ab5eb0cd6afc92ea2ee8edeff897496b0bb3ec3a75b767374b3 rw,relatime - aufs none rw,si=9b4a7644d790439c
72 15 0:3414 / /var/lib/docker/aufs/mnt/55bfa5f44e94d27f91f79ba901b118b15098449165c87abf1b53ffff147ff164 rw,relatime - aufs none rw,si=9b4a7644d790239c
73 15 0:3415 / /var/lib/docker/aufs/mnt/1912b97a07ab21ccd98a2a27bc779bf3cf364a3138afa3c3e6f7f169a3c3eab5 rw,relatime - aufs none rw,si=9b4a76441822739c
76 15 0:3418 / /var/lib/docker/aufs/mnt/1a7c3292e8879bd91ffd9282e954f643b1db5683093574c248ff14a9609f2f56 rw,relatime - aufs none rw,si=9b4a76438cb7239c
77 15 0:3419 / /var/lib/docker/aufs/mnt/bb1faaf0d076ddba82c2318305a85f490dafa4e8a8640a8db8ed657c439120cc rw,relatime - aufs none rw,si=9b4a76438cb7339c
78 15 0:3420 / /var/lib/docker/aufs/mnt/1ab869f21d2241a73ac840c7f988490313f909ac642eba71d092204fec66dd7c rw,relatime - aufs none rw,si=9b4a76438cb7639c
79 15 0:3421 / /var/lib/docker/aufs/mnt/fd7245b2cfe3890fa5f5b452260e4edf9e7fb7746532ed9d83f7a0d7dbaa610e rw,relatime - aufs none rw,si=9b4a7644bdc0139c
80 15 0:3422 / /var/lib/docker/aufs/mnt/1e5686c5301f26b9b3cd24e322c608913465cc6c5d0dcd7c5e498d1314747d61 rw,relatime - aufs none rw,si=9b4a7644bdc0639c
81 15 0:3423 / /var/lib/docker/aufs/mnt/52edf6ee6e40bfec1e9301a4d4a92ab83d144e2ae4ce5099e99df6138cb844bf rw,relatime - aufs none rw,si=9b4a7644bdc0239c
82 15 0:3424 / /var/lib/docker/aufs/mnt/1ea10fb7085d28cda4904657dff0454e52598d28e1d77e4f2965bbc3666e808f rw,relatime - aufs none rw,si=9b4a76438cb7139c
83 15 0:3425 / /var/lib/docker/aufs/mnt/9c03e98c3593946dbd4087f8d83f9ca262f4a2efdc952ce60690838b9ba6c526 rw,relatime - aufs none rw,si=9b4a76443020639c
84 15 0:3426 / /var/lib/docker/aufs/mnt/220a2344d67437602c6d2cee9a98c46be13f82c2a8063919dd2fad52bf2fb7dd rw,relatime - aufs none rw,si=9b4a76434bff339c
94 15 0:3427 / /var/lib/docker/aufs/mnt/3b32876c5b200312c50baa476ff342248e88c8ea96e6a1032cd53a88738a1cf2 rw,relatime - aufs none rw,si=9b4a76434bff139c
95 15 0:3428 / /var/lib/docker/aufs/mnt/23ee2b8b0d4ae8db6f6d1e168e2c6f79f8a18f953b09f65e0d22cc1e67a3a6fa rw,relatime - aufs none rw,si=9b4a7646c305c39c
96 15 0:3429 / /var/lib/docker/aufs/mnt/e86e6daa70b61b57945fa178222615f3c3d6bcef12c9f28e9f8623d44dc2d429 rw,relatime - aufs none rw,si=9b4a7646c305f39c
97 15 0:3430 / /var/lib/docker/aufs/mnt/2413d07623e80860bb2e9e306fbdee699afd07525785c025c591231e864aa162 rw,relatime - aufs none rw,si=9b4a76434bff039c
98 15 0:3431 / /var/lib/docker/aufs/mnt/adfd622eb22340fc80b429e5564b125668e260bf9068096c46dd59f1386a4b7d rw,relatime - aufs none rw,si=9b4a7646a7a1039c
102 15 0:3435 / /var/lib/docker/aufs/mnt/27cd92e7a91d02e2d6b44d16679a00fb6d169b19b88822891084e7fd1a84882d rw,relatime - aufs none rw,si=9b4a7646f25ec39c
103 15 0:3436 / /var/lib/docker/aufs/mnt/27dfdaf94cfbf45055c748293c37dd68d9140240bff4c646cb09216015914a88 rw,relatime - aufs none rw,si=9b4a7646732f939c
104 15 0:3437 / /var/lib/docker/aufs/mnt/5ed7524aff68dfbf0fc601cbaeac01bab14391850a973dabf3653282a627920f rw,relatime - aufs none rw,si=9b4a7646732f839c
105 15 0:3438 / /var/lib/docker/aufs/mnt/2a0d4767e536beb5785b60e071e3ac8e5e812613ab143a9627bee77d0c9ab062 rw,relatime - aufs none rw,si=9b4a7646732fe39c
106 15 0:3439 / /var/lib/docker/aufs/mnt/dea3fc045d9f4ae51ba952450b948a822cf85c39411489ca5224f6d9a8d02bad rw,relatime - aufs none rw,si=9b4a764012ad839c
107 15 0:3440 / /var/lib/docker/aufs/mnt/2d140a787160798da60cb67c21b1210054ad4dafecdcf832f015995b9aa99cfd rw,relatime - aufs none rw,si=9b4a764012add39c
108 15 0:3441 / /var/lib/docker/aufs/mnt/cb190b2a8e984475914430fbad2382e0d20b9b659f8ef83ae8d170cc672e519c rw,relatime - aufs none rw,si=9b4a76454d9c239c
109 15 0:3442 / /var/lib/docker/aufs/mnt/2f4a012d5a7ffd90256a6e9aa479054b3dddbc3c6a343f26dafbf3196890223b rw,relatime - aufs none rw,si=9b4a76454d9c439c
110 15 0:3443 / /var/lib/docker/aufs/mnt/63cc77904b80c4ffbf49cb974c5d8733dc52ad7640d3ae87554b325d7312d87f rw,relatime - aufs none rw,si=9b4a76454d9c339c
111 15 0:3444 / /var/lib/docker/aufs/mnt/30333e872c451482ea2d235ff2192e875bd234006b238ae2bdde3b91a86d7522 rw,relatime - aufs none rw,si=9b4a76422cebf39c
112 15 0:3445 / /var/lib/docker/aufs/mnt/6c54fc1125da3925cae65b5c9a98f3be55b0a2c2666082e5094a4ba71beb5bff rw,relatime - aufs none rw,si=9b4a7646dd5a439c
113 15 0:3446 / /var/lib/docker/aufs/mnt/3087d48cb01cda9d0a83a9ca301e6ea40e8593d18c4921be4794c91a420ab9a3 rw,relatime - aufs none rw,si=9b4a7646dd5a739c
114 15 0:3447 / /var/lib/docker/aufs/mnt/cc2607462a8f55b179a749b144c3fdbb50678e1a4f3065ea04e283e9b1f1d8e2 rw,relatime - aufs none rw,si=9b4a7646dd5a239c
117 15 0:3450 / /var/lib/docker/aufs/mnt/310c5e8392b29e8658a22e08d96d63936633b7e2c38e8d220047928b00a03d24 rw,relatime - aufs none rw,si=9b4a7647932d739c
118 15 0:3451 / /var/lib/docker/aufs/mnt/38a1f0029406ba9c3b6058f2f406d8a1d23c855046cf355c91d87d446fcc1460 rw,relatime - aufs none rw,si=9b4a76445abc939c
119 15 0:3452 / /var/lib/docker/aufs/mnt/42e109ab7914ae997a11ccd860fd18e4d488c50c044c3240423ce15774b8b62e rw,relatime - aufs none rw,si=9b4a76445abca39c
120 15 0:3453 / /var/lib/docker/aufs/mnt/365d832af0402d052b389c1e9c0d353b48487533d20cd4351df8e24ec4e4f9d8 rw,relatime - aufs none rw,si=9b4a7644066aa39c
121 15 0:3454 / /var/lib/docker/aufs/mnt/d3fa8a24d695b6cda9b64f96188f701963d28bef0473343f8b212df1a2cf1d2b rw,relatime - aufs none rw,si=9b4a7644066af39c
122 15 0:3455 / /var/lib/docker/aufs/mnt/37d4f491919abc49a15d0c7a7cc8383f087573525d7d288accd14f0b4af9eae0 rw,relatime - aufs none rw,si=9b4a7644066ad39c
123 15 0:3456 / /var/lib/docker/aufs/mnt/93902707fe12cbdd0068ce73f2baad4b3a299189b1b19cb5f8a2025e106ae3f5 rw,relatime - aufs none rw,si=9b4a76444445f39c
126 15 0:3459 / /var/lib/docker/aufs/mnt/3b49291670a625b9bbb329ffba99bf7fa7abff80cefef040f8b89e2b3aad4f9f rw,relatime - aufs none rw,si=9b4a7640798a339c
127 15 0:3460 / /var/lib/docker/aufs/mnt/8d9c7b943cc8f854f4d0d4ec19f7c16c13b0cc4f67a41472a072648610cecb59 rw,relatime - aufs none rw,si=9b4a76427383039c
128 15 0:3461 / /var/lib/docker/aufs/mnt/3b6c90036526c376307df71d49c9f5fce334c01b926faa6a78186842de74beac rw,relatime - aufs none rw,si=9b4a7644badd439c
130 15 0:3463 / /var/lib/docker/aufs/mnt/7b24158eeddfb5d31b7e932e406ea4899fd728344335ff8e0765e89ddeb351dd rw,relatime - aufs none rw,si=9b4a7644badd539c
131 15 0:3464 / /var/lib/docker/aufs/mnt/3ead6dd5773765c74850cf6c769f21fe65c29d622ffa712664f9f5b80364ce27 rw,relatime - aufs none rw,si=9b4a7642f469939c
132 15 0:3465 / /var/lib/docker/aufs/mnt/3f825573b29547744a37b65597a9d6d15a8350be4429b7038d126a4c9a8e178f rw,relatime - aufs none rw,si=9b4a7642f469c39c
133 15 0:3466 / /var/lib/docker/aufs/mnt/f67aaaeb3681e5dcb99a41f847087370bd1c206680cb8c7b6a9819fd6c97a331 rw,relatime - aufs none rw,si=9b4a7647cc25939c
134 15 0:3467 / /var/lib/docker/aufs/mnt/41afe6cfb3c1fc2280b869db07699da88552786e28793f0bc048a265c01bd942 rw,relatime - aufs none rw,si=9b4a7647cc25c39c
135 15 0:3468 / /var/lib/docker/aufs/mnt/b8092ea59da34a40b120e8718c3ae9fa8436996edc4fc50e4b99c72dfd81e1af rw,relatime - aufs none rw,si=9b4a76445abc439c
136 15 0:3469 / /var/lib/docker/aufs/mnt/42c69d2cc179e2684458bb8596a9da6dad182c08eae9b74d5f0e615b399f75a5 rw,relatime - aufs none rw,si=9b4a76455ddbe39c
137 15 0:3470 / /var/lib/docker/aufs/mnt/ea0871954acd2d62a211ac60e05969622044d4c74597870c4f818fbb0c56b09b rw,relatime - aufs none rw,si=9b4a76455ddbf39c
138 15 0:3471 / /var/lib/docker/aufs/mnt/4307906b275ab3fc971786b3841ae3217ac85b6756ddeb7ad4ba09cd044c2597 rw,relatime - aufs none rw,si=9b4a76455ddb839c
139 15 0:3472 / /var/lib/docker/aufs/mnt/4390b872928c53500a5035634f3421622ed6299dc1472b631fc45de9f56dc180 rw,relatime - aufs none rw,si=9b4a76402f2fd39c
140 15 0:3473 / /var/lib/docker/aufs/mnt/6bb41e78863b85e4aa7da89455314855c8c3bda64e52a583bab15dc1fa2e80c2 rw,relatime - aufs none rw,si=9b4a76402f2fa39c
141 15 0:3474 / /var/lib/docker/aufs/mnt/4444f583c2a79c66608f4673a32c9c812154f027045fbd558c2d69920c53f835 rw,relatime - aufs none rw,si=9b4a764479dbd39c
142 15 0:3475 / /var/lib/docker/aufs/mnt/6f11883af4a05ea362e0c54df89058da4859f977efd07b6f539e1f55c1d2a668 rw,relatime - aufs none rw,si=9b4a76402f30b39c
143 15 0:3476 / /var/lib/docker/aufs/mnt/453490dd32e7c2e9ef906f995d8fb3c2753923d1a5e0ba3fd3296e2e4dc238e7 rw,relatime - aufs none rw,si=9b4a76402f30c39c
144 15 0:3477 / /var/lib/docker/aufs/mnt/45e5945735ee102b5e891c91650c57ec4b52bb53017d68f02d50ea8a6e230610 rw,relatime - aufs none rw,si=9b4a76423260739c
147 15 0:3480 / /var/lib/docker/aufs/mnt/4727a64a5553a1125f315b96bed10d3073d6988225a292cce732617c925b56ab rw,relatime - aufs none rw,si=9b4a76443030339c
150 15 0:3483 / /var/lib/docker/aufs/mnt/4e348b5187b9a567059306afc72d42e0ec5c893b0d4abd547526d5f9b6fb4590 rw,relatime - aufs none rw,si=9b4a7644f5d8c39c
151 15 0:3484 / /var/lib/docker/aufs/mnt/4efc616bfbc3f906718b052da22e4335f8e9f91ee9b15866ed3a8029645189ef rw,relatime - aufs none rw,si=9b4a7644f5d8939c
152 15 0:3485 / /var/lib/docker/aufs/mnt/83e730ae9754d5adb853b64735472d98dfa17136b8812ac9cfcd1eba7f4e7d2d rw,relatime - aufs none rw,si=9b4a76469aa7139c
153 15 0:3486 / /var/lib/docker/aufs/mnt/4fc5ba8a5b333be2b7eefacccb626772eeec0ae8a6975112b56c9fb36c0d342f rw,relatime - aufs none rw,si=9b4a7640128dc39c
154 15 0:3487 / /var/lib/docker/aufs/mnt/50200d5edff5dfe8d1ef3c78b0bbd709793ac6e936aa16d74ff66f7ea577b6f9 rw,relatime - aufs none rw,si=9b4a7640128da39c
155 15 0:3488 / /var/lib/docker/aufs/mnt/51e5e51604361448f0b9777f38329f414bc5ba9cf238f26d465ff479bd574b61 rw,relatime - aufs none rw,si=9b4a76444f68939c
156 15 0:3489 / /var/lib/docker/aufs/mnt/52a142149aa98bba83df8766bbb1c629a97b9799944ead90dd206c4bdf0b8385 rw,relatime - aufs none rw,si=9b4a76444f68b39c
157 15 0:3490 / /var/lib/docker/aufs/mnt/52dd21a94a00f58a1ed489312fcfffb91578089c76c5650364476f1d5de031bc rw,relatime - aufs none rw,si=9b4a76444f68f39c
158 15 0:3491 / /var/lib/docker/aufs/mnt/ee562415ddaad353ed22c88d0ca768a0c74bfba6333b6e25c46849ee22d990da rw,relatime - aufs none rw,si=9b4a7640128d839c
159 15 0:3492 / /var/lib/docker/aufs/mnt/db47a9e87173f7554f550c8a01891de79cf12acdd32e01f95c1a527a08bdfb2c rw,relatime - aufs none rw,si=9b4a764405a1d39c
160 15 0:3493 / /var/lib/docker/aufs/mnt/55e827bf6d44d930ec0b827c98356eb8b68c3301e2d60d1429aa72e05b4c17df rw,relatime - aufs none rw,si=9b4a764405a1a39c
162 15 0:3495 / /var/lib/docker/aufs/mnt/578dc4e0a87fc37ec081ca098430499a59639c09f6f12a8f48de29828a091aa6 rw,relatime - aufs none rw,si=9b4a76406d7d439c
163 15 0:3496 / /var/lib/docker/aufs/mnt/728cc1cb04fa4bc6f7bf7a90980beda6d8fc0beb71630874c0747b994efb0798 rw,relatime - aufs none rw,si=9b4a76444f20e39c
164 15 0:3497 / /var/lib/docker/aufs/mnt/5850cc4bd9b55aea46c7ad598f1785117607974084ea643580f58ce3222e683a rw,relatime - aufs none rw,si=9b4a7644a824239c
165 15 0:3498 / /var/lib/docker/aufs/mnt/89443b3f766d5a37bc8b84e29da8b84e6a3ea8486d3cf154e2aae1816516e4a8 rw,relatime - aufs none rw,si=9b4a7644a824139c
166 15 0:3499 / /var/lib/docker/aufs/mnt/f5ae8fd5a41a337907d16515bc3162525154b59c32314c695ecd092c3b47943d rw,relatime - aufs none rw,si=9b4a7644a824439c
167 15 0:3500 / /var/lib/docker/aufs/mnt/5a430854f2a03a9e5f7cbc9f3fb46a8ebca526a5b3f435236d8295e5998798f5 rw,relatime - aufs none rw,si=9b4a7647fc82439c
168 15 0:3501 / /var/lib/docker/aufs/mnt/eda16901ae4cead35070c39845cbf1e10bd6b8cb0ffa7879ae2d8a186e460f91 rw,relatime - aufs none rw,si=9b4a76441e0df39c
169 15 0:3502 / /var/lib/docker/aufs/mnt/5a593721430c2a51b119ff86a7e06ea2b37e3b4131f8f1344d402b61b0c8d868 rw,relatime - aufs none rw,si=9b4a764248bad39c
170 15 0:3503 / /var/lib/docker/aufs/mnt/d662ad0a30fbfa902e0962108685b9330597e1ee2abb16dc9462eb5a67fdd23f rw,relatime - aufs none rw,si=9b4a764248bae39c
171 15 0:3504 / /var/lib/docker/aufs/mnt/5bc9de5c79812843fb36eee96bef1ddba812407861f572e33242f4ee10da2c15 rw,relatime - aufs none rw,si=9b4a764248ba839c
172 15 0:3505 / /var/lib/docker/aufs/mnt/5e763de8e9b0f7d58d2e12a341e029ab4efb3b99788b175090d8209e971156c1 rw,relatime - aufs none rw,si=9b4a764248baa39c
173 15 0:3506 / /var/lib/docker/aufs/mnt/b4431dc2739936f1df6387e337f5a0c99cf051900c896bd7fd46a870ce61c873 rw,relatime - aufs none rw,si=9b4a76401263539c
174 15 0:3507 / /var/lib/docker/aufs/mnt/5f37830e5a02561ab8c67ea3113137ba69f67a60e41c05cb0e7a0edaa1925b24 rw,relatime - aufs none rw,si=9b4a76401263639c
184 15 0:3508 / /var/lib/docker/aufs/mnt/62ea10b957e6533538a4633a1e1d678502f50ddcdd354b2ca275c54dd7a7793a rw,relatime - aufs none rw,si=9b4a76401263039c
187 15 0:3509 / /var/lib/docker/aufs/mnt/d56ee9d44195fe390e042fda75ec15af5132adb6d5c69468fa8792f4e54a6953 rw,relatime - aufs none rw,si=9b4a76401263239c
188 15 0:3510 / /var/lib/docker/aufs/mnt/6a300930673174549c2b62f36c933f0332a20735978c007c805a301f897146c5 rw,relatime - aufs none rw,si=9b4a76455d4c539c
189 15 0:3511 / /var/lib/docker/aufs/mnt/64496c45c84d348c24d410015456d101601c30cab4d1998c395591caf7e57a70 rw,relatime - aufs none rw,si=9b4a76455d4c639c
190 15 0:3512 / /var/lib/docker/aufs/mnt/65a6a645883fe97a7422cd5e71ebe0bc17c8e6302a5361edf52e89747387e908 rw,relatime - aufs none rw,si=9b4a76455d4c039c
191 15 0:3513 / /var/lib/docker/aufs/mnt/672be40695f7b6e13b0a3ed9fc996c73727dede3481f58155950fcfad57ed616 rw,relatime - aufs none rw,si=9b4a76455d4c239c
192 15 0:3514 / /var/lib/docker/aufs/mnt/d42438acb2bfb2169e1c0d8e917fc824f7c85d336dadb0b0af36dfe0f001b3ba rw,relatime - aufs none rw,si=9b4a7642bfded39c
193 15 0:3515 / /var/lib/docker/aufs/mnt/b48a54abf26d01cb2ddd908b1ed6034d17397c1341bf0eb2b251a3e5b79be854 rw,relatime - aufs none rw,si=9b4a7642bfdee39c
194 15 0:3516 / /var/lib/docker/aufs/mnt/76f27134491f052bfb87f59092126e53ef875d6851990e59195a9da16a9412f8 rw,relatime - aufs none rw,si=9b4a7642bfde839c
195 15 0:3517 / /var/lib/docker/aufs/mnt/6bd626a5462b4f8a8e1cc7d10351326dca97a59b2758e5ea549a4f6350ce8a90 rw,relatime - aufs none rw,si=9b4a7642bfdea39c
196 15 0:3518 / /var/lib/docker/aufs/mnt/f1fe3549dbd6f5ca615e9139d9b53f0c83a3b825565df37628eacc13e70cbd6d rw,relatime - aufs none rw,si=9b4a7642bfdf539c
197 15 0:3519 / /var/lib/docker/aufs/mnt/6d0458c8426a9e93d58d0625737e6122e725c9408488ed9e3e649a9984e15c34 rw,relatime - aufs none rw,si=9b4a7642bfdf639c
198 15 0:3520 / /var/lib/docker/aufs/mnt/6e4c97db83aa82145c9cf2bafc20d500c0b5389643b689e3ae84188c270a48c5 rw,relatime - aufs none rw,si=9b4a7642bfdf039c
199 15 0:3521 / /var/lib/docker/aufs/mnt/eb94d6498f2c5969eaa9fa11ac2934f1ab90ef88e2d002258dca08e5ba74ea27 rw,relatime - aufs none rw,si=9b4a7642bfdf239c
200 15 0:3522 / /var/lib/docker/aufs/mnt/fe3f88f0c511608a2eec5f13a98703aa16e55dbf930309723d8a37101f539fe1 rw,relatime - aufs none rw,si=9b4a7642bfc3539c
201 15 0:3523 / /var/lib/docker/aufs/mnt/6f40c229fb9cad85fabf4b64a2640a5403ec03fe5ac1a57d0609fb8b606b9c83 rw,relatime - aufs none rw,si=9b4a7642bfc3639c
202 15 0:3524 / /var/lib/docker/aufs/mnt/7513e9131f7a8acf58ff15248237feb767c78732ca46e159f4d791e6ef031dbc rw,relatime - aufs none rw,si=9b4a7642bfc3039c
203 15 0:3525 / /var/lib/docker/aufs/mnt/79f48b00aa713cdf809c6bb7c7cb911b66e9a8076c81d6c9d2504139984ea2da rw,relatime - aufs none rw,si=9b4a7642bfc3239c
204 15 0:3526 / /var/lib/docker/aufs/mnt/c3680418350d11358f0a96c676bc5aa74fa00a7c89e629ef5909d3557b060300 rw,relatime - aufs none rw,si=9b4a7642f47cd39c
205 15 0:3527 / /var/lib/docker/aufs/mnt/7a1744dd350d7fcc0cccb6f1757ca4cbe5453f203a5888b0f1014d96ad5a5ef9 rw,relatime - aufs none rw,si=9b4a7642f47ce39c
206 15 0:3528 / /var/lib/docker/aufs/mnt/7fa99662db046be9f03c33c35251afda9ccdc0085636bbba1d90592cec3ff68d rw,relatime - aufs none rw,si=9b4a7642f47c839c
207 15 0:3529 / /var/lib/docker/aufs/mnt/f815021ef20da9c9b056bd1d52d8aaf6e2c0c19f11122fc793eb2b04eb995e35 rw,relatime - aufs none rw,si=9b4a7642f47ca39c
208 15 0:3530 / /var/lib/docker/aufs/mnt/801086ae3110192d601dfcebdba2db92e86ce6b6a9dba6678ea04488e4513669 rw,relatime - aufs none rw,si=9b4a7642dc6dd39c
209 15 0:3531 / /var/lib/docker/aufs/mnt/822ba7db69f21daddda87c01cfbfbf73013fc03a879daf96d16cdde6f9b1fbd6 rw,relatime - aufs none rw,si=9b4a7642dc6de39c
210 15 0:3532 / /var/lib/docker/aufs/mnt/834227c1a950fef8cae3827489129d0dd220541e60c6b731caaa765bf2e6a199 rw,relatime - aufs none rw,si=9b4a7642dc6d839c
211 15 0:3533 / /var/lib/docker/aufs/mnt/83dccbc385299bd1c7cf19326e791b33a544eea7b4cdfb6db70ea94eed4389fb rw,relatime - aufs none rw,si=9b4a7642dc6da39c
212 15 0:3534 / /var/lib/docker/aufs/mnt/f1b8e6f0e7c8928b5dcdab944db89306ebcae3e0b32f9ff40d2daa8329f21600 rw,relatime - aufs none rw,si=9b4a7645a126039c
213 15 0:3535 / /var/lib/docker/aufs/mnt/970efb262c7a020c2404cbcc5b3259efba0d110a786079faeef05bc2952abf3a rw,relatime - aufs none rw,si=9b4a7644c8ed139c
214 15 0:3536 / /var/lib/docker/aufs/mnt/84b6d73af7450f3117a77e15a5ca1255871fea6182cd8e8a7be6bc744be18c2c rw,relatime - aufs none rw,si=9b4a76406559139c
215 15 0:3537 / /var/lib/docker/aufs/mnt/88be2716e026bc681b5e63fe7942068773efbd0b6e901ca7ba441412006a96b6 rw,relatime - aufs none rw,si=9b4a76406559339c
216 15 0:3538 / /var/lib/docker/aufs/mnt/c81939aa166ce50cd8bca5cfbbcc420a78e0318dd5cd7c755209b9166a00a752 rw,relatime - aufs none rw,si=9b4a76406559239c
217 15 0:3539 / /var/lib/docker/aufs/mnt/e0f241645d64b7dc5ff6a8414087cca226be08fb54ce987d1d1f6350c57083aa rw,relatime - aufs none rw,si=9b4a7647cfc0f39c
218 15 0:3540 / /var/lib/docker/aufs/mnt/e10e2bf75234ed51d8a6a4bb39e465404fecbe318e54400d3879cdb2b0679c78 rw,relatime - aufs none rw,si=9b4a7647cfc0939c
219 15 0:3541 / /var/lib/docker/aufs/mnt/8f71d74c8cfc3228b82564aa9f09b2e576cff0083ddfb6aa5cb350346063f080 rw,relatime - aufs none rw,si=9b4a7647cfc0a39c
220 15 0:3542 / /var/lib/docker/aufs/mnt/9159f1eba2aef7f5205cc18d015cda7f5933cd29bba3b1b8aed5ccb5824c69ee rw,relatime - aufs none rw,si=9b4a76468cedd39c
221 15 0:3543 / /var/lib/docker/aufs/mnt/932cad71e652e048e500d9fbb5b8ea4fc9a269d42a3134ce527ceef42a2be56b rw,relatime - aufs none rw,si=9b4a76468cede39c
222 15 0:3544 / /var/lib/docker/aufs/mnt/bf1e1b5f529e8943cc0144ee86dbaaa37885c1ddffcef29537e0078ee7dd316a rw,relatime - aufs none rw,si=9b4a76468ced839c
223 15 0:3545 / /var/lib/docker/aufs/mnt/949d93ecf3322e09f858ce81d5f4b434068ec44ff84c375de03104f7b45ee955 rw,relatime - aufs none rw,si=9b4a76468ceda39c
224 15 0:3546 / /var/lib/docker/aufs/mnt/d65c6087f92dc2a3841b5251d2fe9ca07d4c6e5b021597692479740816e4e2a1 rw,relatime - aufs none rw,si=9b4a7645a126239c
225 15 0:3547 / /var/lib/docker/aufs/mnt/98a0153119d0651c193d053d254f6e16a68345a141baa80c87ae487e9d33f290 rw,relatime - aufs none rw,si=9b4a7640787cf39c
226 15 0:3548 / /var/lib/docker/aufs/mnt/99daf7fe5847c017392f6e59aa9706b3dfdd9e6d1ba11dae0f7fffde0a60b5e5 rw,relatime - aufs none rw,si=9b4a7640787c839c
227 15 0:3549 / /var/lib/docker/aufs/mnt/9ad1f2fe8a5599d4e10c5a6effa7f03d932d4e92ee13149031a372087a359079 rw,relatime - aufs none rw,si=9b4a7640787ca39c
228 15 0:3550 / /var/lib/docker/aufs/mnt/c26d64494da782ddac26f8370d86ac93e7c1666d88a7b99110fc86b35ea6a85d rw,relatime - aufs none rw,si=9b4a7642fc6b539c
229 15 0:3551 / /var/lib/docker/aufs/mnt/a49e4a8275133c230ec640997f35f172312eb0ea5bd2bbe10abf34aae98f30eb rw,relatime - aufs none rw,si=9b4a7642fc6b639c
230 15 0:3552 / /var/lib/docker/aufs/mnt/b5e2740c867ed843025f49d84e8d769de9e8e6039b3c8cb0735b5bf358994bc7 rw,relatime - aufs none rw,si=9b4a7642fc6b039c
231 15 0:3553 / /var/lib/docker/aufs/mnt/a826fdcf3a7039b30570054579b65763db605a314275d7aef31b872c13311b4b rw,relatime - aufs none rw,si=9b4a7642fc6b239c
232 15 0:3554 / /var/lib/docker/aufs/mnt/addf3025babf5e43b5a3f4a0da7ad863dda3c01fb8365c58fd8d28bb61dc11bc rw,relatime - aufs none rw,si=9b4a76407871d39c
233 15 0:3555 / /var/lib/docker/aufs/mnt/c5b6c6813ab3e5ebdc6d22cb2a3d3106a62095f2c298be52b07a3b0fa20ff690 rw,relatime - aufs none rw,si=9b4a76407871e39c
234 15 0:3556 / /var/lib/docker/aufs/mnt/af0609eaaf64e2392060cb46f5a9f3d681a219bb4c651d4f015bf573fbe6c4cf rw,relatime - aufs none rw,si=9b4a76407871839c
235 15 0:3557 / /var/lib/docker/aufs/mnt/e7f20e3c37ecad39cd90a97cd3549466d0d106ce4f0a930b8495442634fa4a1f rw,relatime - aufs none rw,si=9b4a76407871a39c
237 15 0:3559 / /var/lib/docker/aufs/mnt/b57a53d440ffd0c1295804fa68cdde35d2fed5409484627e71b9c37e4249fd5c rw,relatime - aufs none rw,si=9b4a76444445a39c
238 15 0:3560 / /var/lib/docker/aufs/mnt/b5e7d7b8f35e47efbba3d80c5d722f5e7bd43e54c824e54b4a4b351714d36d42 rw,relatime - aufs none rw,si=9b4a7647932d439c
239 15 0:3561 / /var/lib/docker/aufs/mnt/f1b136def157e9465640658f277f3347de593c6ae76412a2e79f7002f091cae2 rw,relatime - aufs none rw,si=9b4a76445abcd39c
240 15 0:3562 / /var/lib/docker/aufs/mnt/b750fe79269d2ec9a3c593ef05b4332b1d1a02a62b4accb2c21d589ff2f5f2dc rw,relatime - aufs none rw,si=9b4a7644403b339c
241 15 0:3563 / /var/lib/docker/aufs/mnt/b89b140cdbc95063761864e0a23346207fa27ee4c5c63a1ae85c9069a9d9cf1d rw,relatime - aufs none rw,si=9b4a7644aa19739c
242 15 0:3564 / /var/lib/docker/aufs/mnt/bc6a69ed51c07f5228f6b4f161c892e6a949c0e7e86a9c3432049d4c0e5cd298 rw,relatime - aufs none rw,si=9b4a7644aa19139c
243 15 0:3565 / /var/lib/docker/aufs/mnt/be4e2ba3f136933e239f7cf3d136f484fb9004f1fbdfee24a62a2c7b0ab30670 rw,relatime - aufs none rw,si=9b4a7644aa19339c
244 15 0:3566 / /var/lib/docker/aufs/mnt/e04ca1a4a5171e30d20f0c92f90a50b8b6f8600af5459c4b4fb25e42e864dfe1 rw,relatime - aufs none rw,si=9b4a7647932d139c
245 15 0:3567 / /var/lib/docker/aufs/mnt/be61576b31db893129aaffcd3dcb5ce35e49c4b71b30c392a78609a45c7323d8 rw,relatime - aufs none rw,si=9b4a7642d85f739c
246 15 0:3568 / /var/lib/docker/aufs/mnt/dda42c191e56becf672327658ab84fcb563322db3764b91c2fefe4aaef04c624 rw,relatime - aufs none rw,si=9b4a7642d85f139c
247 15 0:3569 / /var/lib/docker/aufs/mnt/c0a7995053330f3d88969247a2e72b07e2dd692133f5668a4a35ea3905561072 rw,relatime - aufs none rw,si=9b4a7642d85f339c
249 15 0:3571 / /var/lib/docker/aufs/mnt/c3594b2e5f08c59ff5ed338a1ba1eceeeb1f7fc5d180068338110c00b1eb8502 rw,relatime - aufs none rw,si=9b4a7642738c739c
250 15 0:3572 / /var/lib/docker/aufs/mnt/c58dce03a0ab0a7588393880379dc3bce9f96ec08ed3f99cf1555260ff0031e8 rw,relatime - aufs none rw,si=9b4a7642738c139c
251 15 0:3573 / /var/lib/docker/aufs/mnt/c73e9f1d109c9d14cb36e1c7489df85649be3911116d76c2fd3648ec8fd94e23 rw,relatime - aufs none rw,si=9b4a7642738c339c
252 15 0:3574 / /var/lib/docker/aufs/mnt/c9eef28c344877cd68aa09e543c0710ab2b305a0ff96dbb859bfa7808c3e8d01 rw,relatime - aufs none rw,si=9b4a7642d85f439c
253 15 0:3575 / /var/lib/docker/aufs/mnt/feb67148f548d70cb7484f2aaad2a86051cd6867a561741a2f13b552457d666e rw,relatime - aufs none rw,si=9b4a76468c55739c
254 15 0:3576 / /var/lib/docker/aufs/mnt/cdf1f96c36d35a96041a896bf398ec0f7dc3b0fb0643612a0f4b6ff96e04e1bb rw,relatime - aufs none rw,si=9b4a76468c55139c
255 15 0:3577 / /var/lib/docker/aufs/mnt/ec6e505872353268451ac4bc034c1df00f3bae4a3ea2261c6e48f7bd5417c1b3 rw,relatime - aufs none rw,si=9b4a76468c55339c
256 15 0:3578 / /var/lib/docker/aufs/mnt/d6dc8aca64efd90e0bc10274001882d0efb310d42ccbf5712b99b169053b8b1a rw,relatime - aufs none rw,si=9b4a7642738c439c
257 15 0:3579 / /var/lib/docker/aufs/mnt/d712594e2ff6eaeb895bfd150d694bd1305fb927e7a186b2dab7df2ea95f8f81 rw,relatime - aufs none rw,si=9b4a76401268f39c
259 15 0:3581 / /var/lib/docker/aufs/mnt/dbfa1174cd78cde2d7410eae442af0b416c4a0e6f87ed4ff1e9f169a0029abc0 rw,relatime - aufs none rw,si=9b4a76401268b39c
260 15 0:3582 / /var/lib/docker/aufs/mnt/e883f5a82316d7856fbe93ee8c0af5a920b7079619dd95c4ffd88bbd309d28dd rw,relatime - aufs none rw,si=9b4a76468c55439c
261 15 0:3583 / /var/lib/docker/aufs/mnt/fdec3eff581c4fc2b09f87befa2fa021f3f2d373bea636a87f1fb5b367d6347a rw,relatime - aufs none rw,si=9b4a7644aa1af39c
262 15 0:3584 / /var/lib/docker/aufs/mnt/ef764e26712184653067ecf7afea18a80854c41331ca0f0ef03e1bacf90a6ffc rw,relatime - aufs none rw,si=9b4a7644aa1a939c
263 15 0:3585 / /var/lib/docker/aufs/mnt/f3176b40c41fce8ce6942936359a2001a6f1b5c1bb40ee224186db0789ec2f76 rw,relatime - aufs none rw,si=9b4a7644aa1ab39c
264 15 0:3586 / /var/lib/docker/aufs/mnt/f5daf06785d3565c6dd18ea7d953d9a8b9606107781e63270fe0514508736e6a rw,relatime - aufs none rw,si=9b4a76401268c39c
58 15 0:3587 / /var/lib/docker/aufs/mnt/cde8c40f6524b7361af4f5ad05bb857dc9ee247c20852ba666195c0739e3a2b8-init rw,relatime - aufs none rw,si=9b4a76444445839c
67 15 0:3588 / /var/lib/docker/aufs/mnt/cde8c40f6524b7361af4f5ad05bb857dc9ee247c20852ba666195c0739e3a2b8 rw,relatime - aufs none rw,si=9b4a7644badd339c
265 15 0:3610 / /var/lib/docker/aufs/mnt/e812472cd2c8c4748d1ef71fac4e77e50d661b9349abe66ce3e23511ed44f414 rw,relatime - aufs none rw,si=9b4a76427937d39c
270 15 0:3615 / /var/lib/docker/aufs/mnt/997636e7c5c9d0d1376a217e295c14c205350b62bc12052804fb5f90abe6f183 rw,relatime - aufs none rw,si=9b4a76406540739c
273 15 0:3618 / /var/lib/docker/aufs/mnt/d5794d080417b6e52e69227c3873e0e4c1ff0d5a845ebe3860ec2f89a47a2a1e rw,relatime - aufs none rw,si=9b4a76454814039c
278 15 0:3623 / /var/lib/docker/aufs/mnt/586bdd48baced671bb19bc4d294ec325f26c55545ae267db426424f157d59c48 rw,relatime - aufs none rw,si=9b4a7644b439f39c
281 15 0:3626 / /var/lib/docker/aufs/mnt/69739d022f89f8586908bbd5edbbdd95ea5256356f177f9ffcc6ef9c0ea752d2 rw,relatime - aufs none rw,si=9b4a7644a0f1b39c
286 15 0:3631 / /var/lib/docker/aufs/mnt/ff28c27d5f894363993622de26d5dd352dba072f219e4691d6498c19bbbc15a9 rw,relatime - aufs none rw,si=9b4a7642265b339c
289 15 0:3634 / /var/lib/docker/aufs/mnt/aa128fe0e64fdede333aa48fd9de39530c91a9244a0f0649a3c411c61e372daa rw,relatime - aufs none rw,si=9b4a764012ada39c
99 15 8:33 / /media/REMOVE\040ME rw,nosuid,nodev,relatime - fuseblk /dev/sdc1 rw,user_id=0,group_id=0,allow_other,blksize=4096`
)
func TestParseFedoraMountinfo(t *testing.T) {
r := bytes.NewBuffer([]byte(fedoraMountinfo))
_, err := parseInfoFile(r)
if err != nil {
t.Fatal(err)
}
}
func TestParseUbuntuMountinfo(t *testing.T) {
r := bytes.NewBuffer([]byte(ubuntuMountInfo))
_, err := parseInfoFile(r)
if err != nil {
t.Fatal(err)
}
}
func TestParseGentooMountinfo(t *testing.T) {
r := bytes.NewBuffer([]byte(gentooMountinfo))
_, err := parseInfoFile(r)
if err != nil {
t.Fatal(err)
}
}
func TestParseFedoraMountinfoFields(t *testing.T) {
r := bytes.NewBuffer([]byte(fedoraMountinfo))
infos, err := parseInfoFile(r)
if err != nil {
t.Fatal(err)
}
expectedLength := 58
if len(infos) != expectedLength {
t.Fatalf("Expected %d entries, got %d", expectedLength, len(infos))
}
mi := Info{
ID: 15,
Parent: 35,
Major: 0,
Minor: 3,
Root: "/",
Mountpoint: "/proc",
Opts: "rw,nosuid,nodev,noexec,relatime",
Optional: "shared:5",
Fstype: "proc",
Source: "proc",
VfsOpts: "rw",
}
if *infos[0] != mi {
t.Fatalf("expected %#v, got %#v", mi, infos[0])
}
}

View file

@ -1,12 +0,0 @@
// +build !linux,!freebsd freebsd,!cgo
package mount
import (
"fmt"
"runtime"
)
func parseMountTable() ([]*Info, error) {
return nil, fmt.Errorf("mount.parseMountTable is not implemented on %s/%s", runtime.GOOS, runtime.GOARCH)
}

View file

@ -1,70 +0,0 @@
// +build linux
package mount
// MakeShared ensures a mounted filesystem has the SHARED mount option enabled.
// See the supported options in flags.go for further reference.
func MakeShared(mountPoint string) error {
return ensureMountedAs(mountPoint, "shared")
}
// MakeRShared ensures a mounted filesystem has the RSHARED mount option enabled.
// See the supported options in flags.go for further reference.
func MakeRShared(mountPoint string) error {
return ensureMountedAs(mountPoint, "rshared")
}
// MakePrivate ensures a mounted filesystem has the PRIVATE mount option enabled.
// See the supported options in flags.go for further reference.
func MakePrivate(mountPoint string) error {
return ensureMountedAs(mountPoint, "private")
}
// MakeRPrivate ensures a mounted filesystem has the RPRIVATE mount option
// enabled. See the supported options in flags.go for further reference.
func MakeRPrivate(mountPoint string) error {
return ensureMountedAs(mountPoint, "rprivate")
}
// MakeSlave ensures a mounted filesystem has the SLAVE mount option enabled.
// See the supported options in flags.go for further reference.
func MakeSlave(mountPoint string) error {
return ensureMountedAs(mountPoint, "slave")
}
// MakeRSlave ensures a mounted filesystem has the RSLAVE mount option enabled.
// See the supported options in flags.go for further reference.
func MakeRSlave(mountPoint string) error {
return ensureMountedAs(mountPoint, "rslave")
}
// MakeUnbindable ensures a mounted filesystem has the UNBINDABLE mount option
// enabled. See the supported options in flags.go for further reference.
func MakeUnbindable(mountPoint string) error {
return ensureMountedAs(mountPoint, "unbindable")
}
// MakeRUnbindable ensures a mounted filesystem has the RUNBINDABLE mount
// option enabled. See the supported options in flags.go for further reference.
func MakeRUnbindable(mountPoint string) error {
return ensureMountedAs(mountPoint, "runbindable")
}
func ensureMountedAs(mountPoint, options string) error {
mounted, err := Mounted(mountPoint)
if err != nil {
return err
}
if !mounted {
if err := Mount(mountPoint, mountPoint, "none", "bind,rw"); err != nil {
return err
}
}
mounted, err = Mounted(mountPoint)
if err != nil {
return err
}
return ForceMount("", mountPoint, "none", options)
}

View file

@ -1,331 +0,0 @@
// +build linux
package mount
import (
"os"
"path"
"syscall"
"testing"
)
// nothing is propagated in or out
func TestSubtreePrivate(t *testing.T) {
tmp := path.Join(os.TempDir(), "mount-tests")
if err := os.MkdirAll(tmp, 0777); err != nil {
t.Fatal(err)
}
defer os.RemoveAll(tmp)
var (
sourceDir = path.Join(tmp, "source")
targetDir = path.Join(tmp, "target")
outside1Dir = path.Join(tmp, "outside1")
outside2Dir = path.Join(tmp, "outside2")
outside1Path = path.Join(outside1Dir, "file.txt")
outside2Path = path.Join(outside2Dir, "file.txt")
outside1CheckPath = path.Join(targetDir, "a", "file.txt")
outside2CheckPath = path.Join(sourceDir, "b", "file.txt")
)
if err := os.MkdirAll(path.Join(sourceDir, "a"), 0777); err != nil {
t.Fatal(err)
}
if err := os.MkdirAll(path.Join(sourceDir, "b"), 0777); err != nil {
t.Fatal(err)
}
if err := os.Mkdir(targetDir, 0777); err != nil {
t.Fatal(err)
}
if err := os.Mkdir(outside1Dir, 0777); err != nil {
t.Fatal(err)
}
if err := os.Mkdir(outside2Dir, 0777); err != nil {
t.Fatal(err)
}
if err := createFile(outside1Path); err != nil {
t.Fatal(err)
}
if err := createFile(outside2Path); err != nil {
t.Fatal(err)
}
// mount the shared directory to a target
if err := Mount(sourceDir, targetDir, "none", "bind,rw"); err != nil {
t.Fatal(err)
}
defer func() {
if err := Unmount(targetDir); err != nil {
t.Fatal(err)
}
}()
// next, make the target private
if err := MakePrivate(targetDir); err != nil {
t.Fatal(err)
}
defer func() {
if err := Unmount(targetDir); err != nil {
t.Fatal(err)
}
}()
// mount in an outside path to a mounted path inside the _source_
if err := Mount(outside1Dir, path.Join(sourceDir, "a"), "none", "bind,rw"); err != nil {
t.Fatal(err)
}
defer func() {
if err := Unmount(path.Join(sourceDir, "a")); err != nil {
t.Fatal(err)
}
}()
// check that this file _does_not_ show in the _target_
if _, err := os.Stat(outside1CheckPath); err != nil && !os.IsNotExist(err) {
t.Fatal(err)
} else if err == nil {
t.Fatalf("%q should not be visible, but is", outside1CheckPath)
}
// next mount outside2Dir into the _target_
if err := Mount(outside2Dir, path.Join(targetDir, "b"), "none", "bind,rw"); err != nil {
t.Fatal(err)
}
defer func() {
if err := Unmount(path.Join(targetDir, "b")); err != nil {
t.Fatal(err)
}
}()
// check that this file _does_not_ show in the _source_
if _, err := os.Stat(outside2CheckPath); err != nil && !os.IsNotExist(err) {
t.Fatal(err)
} else if err == nil {
t.Fatalf("%q should not be visible, but is", outside2CheckPath)
}
}
// Testing that when a target is a shared mount,
// then child mounts propagate to the source
func TestSubtreeShared(t *testing.T) {
tmp := path.Join(os.TempDir(), "mount-tests")
if err := os.MkdirAll(tmp, 0777); err != nil {
t.Fatal(err)
}
defer os.RemoveAll(tmp)
var (
sourceDir = path.Join(tmp, "source")
targetDir = path.Join(tmp, "target")
outsideDir = path.Join(tmp, "outside")
outsidePath = path.Join(outsideDir, "file.txt")
sourceCheckPath = path.Join(sourceDir, "a", "file.txt")
)
if err := os.MkdirAll(path.Join(sourceDir, "a"), 0777); err != nil {
t.Fatal(err)
}
if err := os.Mkdir(targetDir, 0777); err != nil {
t.Fatal(err)
}
if err := os.Mkdir(outsideDir, 0777); err != nil {
t.Fatal(err)
}
if err := createFile(outsidePath); err != nil {
t.Fatal(err)
}
// mount the source as shared
if err := MakeShared(sourceDir); err != nil {
t.Fatal(err)
}
defer func() {
if err := Unmount(sourceDir); err != nil {
t.Fatal(err)
}
}()
// mount the shared directory to a target
if err := Mount(sourceDir, targetDir, "none", "bind,rw"); err != nil {
t.Fatal(err)
}
defer func() {
if err := Unmount(targetDir); err != nil {
t.Fatal(err)
}
}()
// mount in an outside path to a mounted path inside the target
if err := Mount(outsideDir, path.Join(targetDir, "a"), "none", "bind,rw"); err != nil {
t.Fatal(err)
}
defer func() {
if err := Unmount(path.Join(targetDir, "a")); err != nil {
t.Fatal(err)
}
}()
// NOW, check that the file from the outside directory is avaible in the source directory
if _, err := os.Stat(sourceCheckPath); err != nil {
t.Fatal(err)
}
}
// testing that mounts to a shared source show up in the slave target,
// and that mounts into a slave target do _not_ show up in the shared source
func TestSubtreeSharedSlave(t *testing.T) {
tmp := path.Join(os.TempDir(), "mount-tests")
if err := os.MkdirAll(tmp, 0777); err != nil {
t.Fatal(err)
}
defer os.RemoveAll(tmp)
var (
sourceDir = path.Join(tmp, "source")
targetDir = path.Join(tmp, "target")
outside1Dir = path.Join(tmp, "outside1")
outside2Dir = path.Join(tmp, "outside2")
outside1Path = path.Join(outside1Dir, "file.txt")
outside2Path = path.Join(outside2Dir, "file.txt")
outside1CheckPath = path.Join(targetDir, "a", "file.txt")
outside2CheckPath = path.Join(sourceDir, "b", "file.txt")
)
if err := os.MkdirAll(path.Join(sourceDir, "a"), 0777); err != nil {
t.Fatal(err)
}
if err := os.MkdirAll(path.Join(sourceDir, "b"), 0777); err != nil {
t.Fatal(err)
}
if err := os.Mkdir(targetDir, 0777); err != nil {
t.Fatal(err)
}
if err := os.Mkdir(outside1Dir, 0777); err != nil {
t.Fatal(err)
}
if err := os.Mkdir(outside2Dir, 0777); err != nil {
t.Fatal(err)
}
if err := createFile(outside1Path); err != nil {
t.Fatal(err)
}
if err := createFile(outside2Path); err != nil {
t.Fatal(err)
}
// mount the source as shared
if err := MakeShared(sourceDir); err != nil {
t.Fatal(err)
}
defer func() {
if err := Unmount(sourceDir); err != nil {
t.Fatal(err)
}
}()
// mount the shared directory to a target
if err := Mount(sourceDir, targetDir, "none", "bind,rw"); err != nil {
t.Fatal(err)
}
defer func() {
if err := Unmount(targetDir); err != nil {
t.Fatal(err)
}
}()
// next, make the target slave
if err := MakeSlave(targetDir); err != nil {
t.Fatal(err)
}
defer func() {
if err := Unmount(targetDir); err != nil {
t.Fatal(err)
}
}()
// mount in an outside path to a mounted path inside the _source_
if err := Mount(outside1Dir, path.Join(sourceDir, "a"), "none", "bind,rw"); err != nil {
t.Fatal(err)
}
defer func() {
if err := Unmount(path.Join(sourceDir, "a")); err != nil {
t.Fatal(err)
}
}()
// check that this file _does_ show in the _target_
if _, err := os.Stat(outside1CheckPath); err != nil {
t.Fatal(err)
}
// next mount outside2Dir into the _target_
if err := Mount(outside2Dir, path.Join(targetDir, "b"), "none", "bind,rw"); err != nil {
t.Fatal(err)
}
defer func() {
if err := Unmount(path.Join(targetDir, "b")); err != nil {
t.Fatal(err)
}
}()
// check that this file _does_not_ show in the _source_
if _, err := os.Stat(outside2CheckPath); err != nil && !os.IsNotExist(err) {
t.Fatal(err)
} else if err == nil {
t.Fatalf("%q should not be visible, but is", outside2CheckPath)
}
}
func TestSubtreeUnbindable(t *testing.T) {
tmp := path.Join(os.TempDir(), "mount-tests")
if err := os.MkdirAll(tmp, 0777); err != nil {
t.Fatal(err)
}
defer os.RemoveAll(tmp)
var (
sourceDir = path.Join(tmp, "source")
targetDir = path.Join(tmp, "target")
)
if err := os.MkdirAll(sourceDir, 0777); err != nil {
t.Fatal(err)
}
if err := os.MkdirAll(targetDir, 0777); err != nil {
t.Fatal(err)
}
// next, make the source unbindable
if err := MakeUnbindable(sourceDir); err != nil {
t.Fatal(err)
}
defer func() {
if err := Unmount(sourceDir); err != nil {
t.Fatal(err)
}
}()
// then attempt to mount it to target. It should fail
if err := Mount(sourceDir, targetDir, "none", "bind,rw"); err != nil && err != syscall.EINVAL {
t.Fatal(err)
} else if err == nil {
t.Fatalf("%q should not have been bindable", sourceDir)
}
defer func() {
if err := Unmount(targetDir); err != nil {
t.Fatal(err)
}
}()
}
func createFile(path string) error {
f, err := os.Create(path)
if err != nil {
return err
}
f.WriteString("hello world!")
return f.Close()
}

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@ -1,22 +0,0 @@
package types
// AuthConfig contains authorization information for connecting to a Registry
type AuthConfig struct {
Username string `json:"username,omitempty"`
Password string `json:"password,omitempty"`
Auth string `json:"auth,omitempty"`
// Email is an optional value associated with the username.
// This field is deprecated and will be removed in a later
// version of docker.
Email string `json:"email,omitempty"`
ServerAddress string `json:"serveraddress,omitempty"`
// IdentityToken is used to authenticate the user and get
// an access token for the registry.
IdentityToken string `json:"identitytoken,omitempty"`
// RegistryToken is a bearer token to be sent to a registry
RegistryToken string `json:"registrytoken,omitempty"`
}

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@ -1,23 +0,0 @@
package blkiodev
import "fmt"
// WeightDevice is a structure that holds device:weight pair
type WeightDevice struct {
Path string
Weight uint16
}
func (w *WeightDevice) String() string {
return fmt.Sprintf("%s:%d", w.Path, w.Weight)
}
// ThrottleDevice is a structure that holds device:rate_per_second pair
type ThrottleDevice struct {
Path string
Rate uint64
}
func (t *ThrottleDevice) String() string {
return fmt.Sprintf("%s:%d", t.Path, t.Rate)
}

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@ -1,231 +0,0 @@
package types
import (
"bufio"
"io"
"net"
"github.com/docker/engine-api/types/container"
"github.com/docker/engine-api/types/filters"
"github.com/docker/go-units"
)
// ContainerAttachOptions holds parameters to attach to a container.
type ContainerAttachOptions struct {
Stream bool
Stdin bool
Stdout bool
Stderr bool
DetachKeys string
}
// ContainerCommitOptions holds parameters to commit changes into a container.
type ContainerCommitOptions struct {
Reference string
Comment string
Author string
Changes []string
Pause bool
Config *container.Config
}
// ContainerExecInspect holds information returned by exec inspect.
type ContainerExecInspect struct {
ExecID string
ContainerID string
Running bool
ExitCode int
}
// ContainerListOptions holds parameters to list containers with.
type ContainerListOptions struct {
Quiet bool
Size bool
All bool
Latest bool
Since string
Before string
Limit int
Filter filters.Args
}
// ContainerLogsOptions holds parameters to filter logs with.
type ContainerLogsOptions struct {
ShowStdout bool
ShowStderr bool
Since string
Timestamps bool
Follow bool
Tail string
}
// ContainerRemoveOptions holds parameters to remove containers.
type ContainerRemoveOptions struct {
RemoveVolumes bool
RemoveLinks bool
Force bool
}
// CopyToContainerOptions holds information
// about files to copy into a container
type CopyToContainerOptions struct {
AllowOverwriteDirWithFile bool
}
// EventsOptions hold parameters to filter events with.
type EventsOptions struct {
Since string
Until string
Filters filters.Args
}
// NetworkListOptions holds parameters to filter the list of networks with.
type NetworkListOptions struct {
Filters filters.Args
}
// HijackedResponse holds connection information for a hijacked request.
type HijackedResponse struct {
Conn net.Conn
Reader *bufio.Reader
}
// Close closes the hijacked connection and reader.
func (h *HijackedResponse) Close() {
h.Conn.Close()
}
// CloseWriter is an interface that implements structs
// that close input streams to prevent from writing.
type CloseWriter interface {
CloseWrite() error
}
// CloseWrite closes a readWriter for writing.
func (h *HijackedResponse) CloseWrite() error {
if conn, ok := h.Conn.(CloseWriter); ok {
return conn.CloseWrite()
}
return nil
}
// ImageBuildOptions holds the information
// necessary to build images.
type ImageBuildOptions struct {
Tags []string
SuppressOutput bool
RemoteContext string
NoCache bool
Remove bool
ForceRemove bool
PullParent bool
Isolation container.Isolation
CPUSetCPUs string
CPUSetMems string
CPUShares int64
CPUQuota int64
CPUPeriod int64
Memory int64
MemorySwap int64
CgroupParent string
ShmSize int64
Dockerfile string
Ulimits []*units.Ulimit
BuildArgs map[string]string
AuthConfigs map[string]AuthConfig
Context io.Reader
Labels map[string]string
}
// ImageBuildResponse holds information
// returned by a server after building
// an image.
type ImageBuildResponse struct {
Body io.ReadCloser
OSType string
}
// ImageCreateOptions holds information to create images.
type ImageCreateOptions struct {
RegistryAuth string // RegistryAuth is the base64 encoded credentials for the registry
}
// ImageImportSource holds source information for ImageImport
type ImageImportSource struct {
Source io.Reader // Source is the data to send to the server to create this image from (mutually exclusive with SourceName)
SourceName string // SourceName is the name of the image to pull (mutually exclusive with Source)
}
// ImageImportOptions holds information to import images from the client host.
type ImageImportOptions struct {
Tag string // Tag is the name to tag this image with. This attribute is deprecated.
Message string // Message is the message to tag the image with
Changes []string // Changes are the raw changes to apply to this image
}
// ImageListOptions holds parameters to filter the list of images with.
type ImageListOptions struct {
MatchName string
All bool
Filters filters.Args
}
// ImageLoadResponse returns information to the client about a load process.
type ImageLoadResponse struct {
Body io.ReadCloser
JSON bool
}
// ImagePullOptions holds information to pull images.
type ImagePullOptions struct {
RegistryAuth string // RegistryAuth is the base64 encoded credentials for the registry
PrivilegeFunc RequestPrivilegeFunc
}
// RequestPrivilegeFunc is a function interface that
// clients can supply to retry operations after
// getting an authorization error.
// This function returns the registry authentication
// header value in base 64 format, or an error
// if the privilege request fails.
type RequestPrivilegeFunc func() (string, error)
//ImagePushOptions holds information to push images.
type ImagePushOptions ImagePullOptions
// ImageRemoveOptions holds parameters to remove images.
type ImageRemoveOptions struct {
Force bool
PruneChildren bool
}
// ImageSearchOptions holds parameters to search images with.
type ImageSearchOptions struct {
RegistryAuth string
PrivilegeFunc RequestPrivilegeFunc
}
// ImageTagOptions holds parameters to tag an image
type ImageTagOptions struct {
Force bool
}
// ResizeOptions holds parameters to resize a tty.
// It can be used to resize container ttys and
// exec process ttys too.
type ResizeOptions struct {
Height int
Width int
}
// VersionResponse holds version information for the client and the server
type VersionResponse struct {
Client *Version
Server *Version
}
// ServerOK returns true when the client could connect to the docker server
// and parse the information received. It returns false otherwise.
func (v VersionResponse) ServerOK() bool {
return v.Server != nil
}

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@ -1,53 +0,0 @@
package types
import (
"github.com/docker/engine-api/types/container"
"github.com/docker/engine-api/types/network"
)
// configs holds structs used for internal communication between the
// frontend (such as an http server) and the backend (such as the
// docker daemon).
// ContainerCreateConfig is the parameter set to ContainerCreate()
type ContainerCreateConfig struct {
Name string
Config *container.Config
HostConfig *container.HostConfig
NetworkingConfig *network.NetworkingConfig
AdjustCPUShares bool
}
// ContainerRmConfig holds arguments for the container remove
// operation. This struct is used to tell the backend what operations
// to perform.
type ContainerRmConfig struct {
ForceRemove, RemoveVolume, RemoveLink bool
}
// ContainerCommitConfig contains build configs for commit operation,
// and is used when making a commit with the current state of the container.
type ContainerCommitConfig struct {
Pause bool
Repo string
Tag string
Author string
Comment string
// merge container config into commit config before commit
MergeConfigs bool
Config *container.Config
}
// ExecConfig is a small subset of the Config struct that holds the configuration
// for the exec feature of docker.
type ExecConfig struct {
User string // User that will run the command
Privileged bool // Is the container in privileged mode
Tty bool // Attach standard streams to a tty.
AttachStdin bool // Attach the standard input, makes possible user interaction
AttachStderr bool // Attach the standard output
AttachStdout bool // Attach the standard error
Detach bool // Execute in detach mode
DetachKeys string // Escape keys for detach
Cmd []string // Execution commands and args
}

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@ -1,37 +0,0 @@
package container
import (
"github.com/docker/engine-api/types/strslice"
"github.com/docker/go-connections/nat"
)
// Config contains the configuration data about a container.
// It should hold only portable information about the container.
// Here, "portable" means "independent from the host we are running on".
// Non-portable information *should* appear in HostConfig.
// All fields added to this struct must be marked `omitempty` to keep getting
// predictable hashes from the old `v1Compatibility` configuration.
type Config struct {
Hostname string // Hostname
Domainname string // Domainname
User string // User that will run the command(s) inside the container
AttachStdin bool // Attach the standard input, makes possible user interaction
AttachStdout bool // Attach the standard output
AttachStderr bool // Attach the standard error
ExposedPorts map[nat.Port]struct{} `json:",omitempty"` // List of exposed ports
Tty bool // Attach standard streams to a tty, including stdin if it is not closed.
OpenStdin bool // Open stdin
StdinOnce bool // If true, close stdin after the 1 attached client disconnects.
Env []string // List of environment variable to set in the container
Cmd strslice.StrSlice // Command to run when starting the container
ArgsEscaped bool `json:",omitempty"` // True if command is already escaped (Windows specific)
Image string // Name of the image as it was passed by the operator (eg. could be symbolic)
Volumes map[string]struct{} // List of volumes (mounts) used for the container
WorkingDir string // Current directory (PWD) in the command will be launched
Entrypoint strslice.StrSlice // Entrypoint to run when starting the container
NetworkDisabled bool `json:",omitempty"` // Is network disabled
MacAddress string `json:",omitempty"` // Mac Address of the container
OnBuild []string // ONBUILD metadata that were defined on the image Dockerfile
Labels map[string]string // List of labels set to this container
StopSignal string `json:",omitempty"` // Signal to stop a container
}

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@ -1,301 +0,0 @@
package container
import (
"strings"
"github.com/docker/engine-api/types/blkiodev"
"github.com/docker/engine-api/types/strslice"
"github.com/docker/go-connections/nat"
"github.com/docker/go-units"
)
// NetworkMode represents the container network stack.
type NetworkMode string
// Isolation represents the isolation technology of a container. The supported
// values are platform specific
type Isolation string
// IsDefault indicates the default isolation technology of a container. On Linux this
// is the native driver. On Windows, this is a Windows Server Container.
func (i Isolation) IsDefault() bool {
return strings.ToLower(string(i)) == "default" || string(i) == ""
}
// IpcMode represents the container ipc stack.
type IpcMode string
// IsPrivate indicates whether the container uses its private ipc stack.
func (n IpcMode) IsPrivate() bool {
return !(n.IsHost() || n.IsContainer())
}
// IsHost indicates whether the container uses the host's ipc stack.
func (n IpcMode) IsHost() bool {
return n == "host"
}
// IsContainer indicates whether the container uses a container's ipc stack.
func (n IpcMode) IsContainer() bool {
parts := strings.SplitN(string(n), ":", 2)
return len(parts) > 1 && parts[0] == "container"
}
// Valid indicates whether the ipc stack is valid.
func (n IpcMode) Valid() bool {
parts := strings.Split(string(n), ":")
switch mode := parts[0]; mode {
case "", "host":
case "container":
if len(parts) != 2 || parts[1] == "" {
return false
}
default:
return false
}
return true
}
// Container returns the name of the container ipc stack is going to be used.
func (n IpcMode) Container() string {
parts := strings.SplitN(string(n), ":", 2)
if len(parts) > 1 {
return parts[1]
}
return ""
}
// UsernsMode represents userns mode in the container.
type UsernsMode string
// IsHost indicates whether the container uses the host's userns.
func (n UsernsMode) IsHost() bool {
return n == "host"
}
// IsPrivate indicates whether the container uses the a private userns.
func (n UsernsMode) IsPrivate() bool {
return !(n.IsHost())
}
// Valid indicates whether the userns is valid.
func (n UsernsMode) Valid() bool {
parts := strings.Split(string(n), ":")
switch mode := parts[0]; mode {
case "", "host":
default:
return false
}
return true
}
// CgroupSpec represents the cgroup to use for the container.
type CgroupSpec string
// IsContainer indicates whether the container is using another container cgroup
func (c CgroupSpec) IsContainer() bool {
parts := strings.SplitN(string(c), ":", 2)
return len(parts) > 1 && parts[0] == "container"
}
// Valid indicates whether the cgroup spec is valid.
func (c CgroupSpec) Valid() bool {
return c.IsContainer() || c == ""
}
// Container returns the name of the container whose cgroup will be used.
func (c CgroupSpec) Container() string {
parts := strings.SplitN(string(c), ":", 2)
if len(parts) > 1 {
return parts[1]
}
return ""
}
// UTSMode represents the UTS namespace of the container.
type UTSMode string
// IsPrivate indicates whether the container uses its private UTS namespace.
func (n UTSMode) IsPrivate() bool {
return !(n.IsHost())
}
// IsHost indicates whether the container uses the host's UTS namespace.
func (n UTSMode) IsHost() bool {
return n == "host"
}
// Valid indicates whether the UTS namespace is valid.
func (n UTSMode) Valid() bool {
parts := strings.Split(string(n), ":")
switch mode := parts[0]; mode {
case "", "host":
default:
return false
}
return true
}
// PidMode represents the pid stack of the container.
type PidMode string
// IsPrivate indicates whether the container uses its private pid stack.
func (n PidMode) IsPrivate() bool {
return !(n.IsHost())
}
// IsHost indicates whether the container uses the host's pid stack.
func (n PidMode) IsHost() bool {
return n == "host"
}
// Valid indicates whether the pid stack is valid.
func (n PidMode) Valid() bool {
parts := strings.Split(string(n), ":")
switch mode := parts[0]; mode {
case "", "host":
default:
return false
}
return true
}
// DeviceMapping represents the device mapping between the host and the container.
type DeviceMapping struct {
PathOnHost string
PathInContainer string
CgroupPermissions string
}
// RestartPolicy represents the restart policies of the container.
type RestartPolicy struct {
Name string
MaximumRetryCount int
}
// IsNone indicates whether the container has the "no" restart policy.
// This means the container will not automatically restart when exiting.
func (rp *RestartPolicy) IsNone() bool {
return rp.Name == "no"
}
// IsAlways indicates whether the container has the "always" restart policy.
// This means the container will automatically restart regardless of the exit status.
func (rp *RestartPolicy) IsAlways() bool {
return rp.Name == "always"
}
// IsOnFailure indicates whether the container has the "on-failure" restart policy.
// This means the container will automatically restart of exiting with a non-zero exit status.
func (rp *RestartPolicy) IsOnFailure() bool {
return rp.Name == "on-failure"
}
// IsUnlessStopped indicates whether the container has the
// "unless-stopped" restart policy. This means the container will
// automatically restart unless user has put it to stopped state.
func (rp *RestartPolicy) IsUnlessStopped() bool {
return rp.Name == "unless-stopped"
}
// IsSame compares two RestartPolicy to see if they are the same
func (rp *RestartPolicy) IsSame(tp *RestartPolicy) bool {
return rp.Name == tp.Name && rp.MaximumRetryCount == tp.MaximumRetryCount
}
// LogConfig represents the logging configuration of the container.
type LogConfig struct {
Type string
Config map[string]string
}
// Resources contains container's resources (cgroups config, ulimits...)
type Resources struct {
// Applicable to all platforms
CPUShares int64 `json:"CpuShares"` // CPU shares (relative weight vs. other containers)
Memory int64 // Memory limit (in bytes)
// Applicable to UNIX platforms
CgroupParent string // Parent cgroup.
BlkioWeight uint16 // Block IO weight (relative weight vs. other containers)
BlkioWeightDevice []*blkiodev.WeightDevice
BlkioDeviceReadBps []*blkiodev.ThrottleDevice
BlkioDeviceWriteBps []*blkiodev.ThrottleDevice
BlkioDeviceReadIOps []*blkiodev.ThrottleDevice
BlkioDeviceWriteIOps []*blkiodev.ThrottleDevice
CPUPeriod int64 `json:"CpuPeriod"` // CPU CFS (Completely Fair Scheduler) period
CPUQuota int64 `json:"CpuQuota"` // CPU CFS (Completely Fair Scheduler) quota
CpusetCpus string // CpusetCpus 0-2, 0,1
CpusetMems string // CpusetMems 0-2, 0,1
Devices []DeviceMapping // List of devices to map inside the container
DiskQuota int64 // Disk limit (in bytes)
KernelMemory int64 // Kernel memory limit (in bytes)
MemoryReservation int64 // Memory soft limit (in bytes)
MemorySwap int64 // Total memory usage (memory + swap); set `-1` to enable unlimited swap
MemorySwappiness *int64 // Tuning container memory swappiness behaviour
OomKillDisable *bool // Whether to disable OOM Killer or not
PidsLimit int64 // Setting pids limit for a container
Ulimits []*units.Ulimit // List of ulimits to be set in the container
// Applicable to Windows
CPUCount int64 `json:"CpuCount"` // CPU count
CPUPercent int64 `json:"CpuPercent"` // CPU percent
IOMaximumIOps uint64 // Maximum IOps for the container system drive
IOMaximumBandwidth uint64 // Maximum IO in bytes per second for the container system drive
NetworkMaximumBandwidth uint64 // Maximum bandwidth of the network endpoint in bytes per second
}
// UpdateConfig holds the mutable attributes of a Container.
// Those attributes can be updated at runtime.
type UpdateConfig struct {
// Contains container's resources (cgroups, ulimits)
Resources
RestartPolicy RestartPolicy
}
// HostConfig the non-portable Config structure of a container.
// Here, "non-portable" means "dependent of the host we are running on".
// Portable information *should* appear in Config.
type HostConfig struct {
// Applicable to all platforms
Binds []string // List of volume bindings for this container
ContainerIDFile string // File (path) where the containerId is written
LogConfig LogConfig // Configuration of the logs for this container
NetworkMode NetworkMode // Network mode to use for the container
PortBindings nat.PortMap // Port mapping between the exposed port (container) and the host
RestartPolicy RestartPolicy // Restart policy to be used for the container
AutoRemove bool // Automatically remove container when it exits
VolumeDriver string // Name of the volume driver used to mount volumes
VolumesFrom []string // List of volumes to take from other container
// Applicable to UNIX platforms
CapAdd strslice.StrSlice // List of kernel capabilities to add to the container
CapDrop strslice.StrSlice // List of kernel capabilities to remove from the container
DNS []string `json:"Dns"` // List of DNS server to lookup
DNSOptions []string `json:"DnsOptions"` // List of DNSOption to look for
DNSSearch []string `json:"DnsSearch"` // List of DNSSearch to look for
ExtraHosts []string // List of extra hosts
GroupAdd []string // List of additional groups that the container process will run as
IpcMode IpcMode // IPC namespace to use for the container
Cgroup CgroupSpec // Cgroup to use for the container
Links []string // List of links (in the name:alias form)
OomScoreAdj int // Container preference for OOM-killing
PidMode PidMode // PID namespace to use for the container
Privileged bool // Is the container in privileged mode
PublishAllPorts bool // Should docker publish all exposed port for the container
ReadonlyRootfs bool // Is the container root filesystem in read-only
SecurityOpt []string // List of string values to customize labels for MLS systems, such as SELinux.
StorageOpt map[string]string // Storage driver options per container.
Tmpfs map[string]string `json:",omitempty"` // List of tmpfs (mounts) used for the container
UTSMode UTSMode // UTS namespace to use for the container
UsernsMode UsernsMode // The user namespace to use for the container
ShmSize int64 // Total shm memory usage
Sysctls map[string]string `json:",omitempty"` // List of Namespaced sysctls used for the container
// Applicable to Windows
ConsoleSize [2]int // Initial console size
Isolation Isolation // Isolation technology of the container (eg default, hyperv)
// Contains container's resources (cgroups, ulimits)
Resources
}

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@ -1,81 +0,0 @@
// +build !windows
package container
import "strings"
// IsValid indicates if an isolation technology is valid
func (i Isolation) IsValid() bool {
return i.IsDefault()
}
// IsPrivate indicates whether container uses it's private network stack.
func (n NetworkMode) IsPrivate() bool {
return !(n.IsHost() || n.IsContainer())
}
// IsDefault indicates whether container uses the default network stack.
func (n NetworkMode) IsDefault() bool {
return n == "default"
}
// NetworkName returns the name of the network stack.
func (n NetworkMode) NetworkName() string {
if n.IsBridge() {
return "bridge"
} else if n.IsHost() {
return "host"
} else if n.IsContainer() {
return "container"
} else if n.IsNone() {
return "none"
} else if n.IsDefault() {
return "default"
} else if n.IsUserDefined() {
return n.UserDefined()
}
return ""
}
// IsBridge indicates whether container uses the bridge network stack
func (n NetworkMode) IsBridge() bool {
return n == "bridge"
}
// IsHost indicates whether container uses the host network stack.
func (n NetworkMode) IsHost() bool {
return n == "host"
}
// IsContainer indicates whether container uses a container network stack.
func (n NetworkMode) IsContainer() bool {
parts := strings.SplitN(string(n), ":", 2)
return len(parts) > 1 && parts[0] == "container"
}
// IsNone indicates whether container isn't using a network stack.
func (n NetworkMode) IsNone() bool {
return n == "none"
}
// ConnectedContainer is the id of the container which network this container is connected to.
func (n NetworkMode) ConnectedContainer() string {
parts := strings.SplitN(string(n), ":", 2)
if len(parts) > 1 {
return parts[1]
}
return ""
}
// IsUserDefined indicates user-created network
func (n NetworkMode) IsUserDefined() bool {
return !n.IsDefault() && !n.IsBridge() && !n.IsHost() && !n.IsNone() && !n.IsContainer()
}
//UserDefined indicates user-created network
func (n NetworkMode) UserDefined() string {
if n.IsUserDefined() {
return string(n)
}
return ""
}

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@ -1,87 +0,0 @@
package container
import (
"strings"
)
// IsDefault indicates whether container uses the default network stack.
func (n NetworkMode) IsDefault() bool {
return n == "default"
}
// IsNone indicates whether container isn't using a network stack.
func (n NetworkMode) IsNone() bool {
return n == "none"
}
// IsContainer indicates whether container uses a container network stack.
// Returns false as windows doesn't support this mode
func (n NetworkMode) IsContainer() bool {
return false
}
// IsBridge indicates whether container uses the bridge network stack
// in windows it is given the name NAT
func (n NetworkMode) IsBridge() bool {
return n == "nat"
}
// IsHost indicates whether container uses the host network stack.
// returns false as this is not supported by windows
func (n NetworkMode) IsHost() bool {
return false
}
// IsPrivate indicates whether container uses its private network stack.
func (n NetworkMode) IsPrivate() bool {
return !(n.IsHost() || n.IsContainer())
}
// ConnectedContainer is the id of the container which network this container is connected to.
// Returns blank string on windows
func (n NetworkMode) ConnectedContainer() string {
return ""
}
// IsUserDefined indicates user-created network
func (n NetworkMode) IsUserDefined() bool {
return !n.IsDefault() && !n.IsNone() && !n.IsBridge()
}
// IsHyperV indicates the use of a Hyper-V partition for isolation
func (i Isolation) IsHyperV() bool {
return strings.ToLower(string(i)) == "hyperv"
}
// IsProcess indicates the use of process isolation
func (i Isolation) IsProcess() bool {
return strings.ToLower(string(i)) == "process"
}
// IsValid indicates if an isolation technology is valid
func (i Isolation) IsValid() bool {
return i.IsDefault() || i.IsHyperV() || i.IsProcess()
}
// NetworkName returns the name of the network stack.
func (n NetworkMode) NetworkName() string {
if n.IsDefault() {
return "default"
} else if n.IsBridge() {
return "nat"
} else if n.IsNone() {
return "none"
} else if n.IsUserDefined() {
return n.UserDefined()
}
return ""
}
//UserDefined indicates user-created network
func (n NetworkMode) UserDefined() string {
if n.IsUserDefined() {
return string(n)
}
return ""
}

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@ -1,38 +0,0 @@
package events
const (
// ContainerEventType is the event type that containers generate
ContainerEventType = "container"
// ImageEventType is the event type that images generate
ImageEventType = "image"
// VolumeEventType is the event type that volumes generate
VolumeEventType = "volume"
// NetworkEventType is the event type that networks generate
NetworkEventType = "network"
)
// Actor describes something that generates events,
// like a container, or a network, or a volume.
// It has a defined name and a set or attributes.
// The container attributes are its labels, other actors
// can generate these attributes from other properties.
type Actor struct {
ID string
Attributes map[string]string
}
// Message represents the information an event contains
type Message struct {
// Deprecated information from JSONMessage.
// With data only in container events.
Status string `json:"status,omitempty"`
ID string `json:"id,omitempty"`
From string `json:"from,omitempty"`
Type string
Action string
Actor Actor
Time int64 `json:"time,omitempty"`
TimeNano int64 `json:"timeNano,omitempty"`
}

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@ -1,295 +0,0 @@
// Package filters provides helper function to parse and handle command line
// filter, used for example in docker ps or docker images commands.
package filters
import (
"encoding/json"
"errors"
"fmt"
"regexp"
"strings"
"github.com/docker/engine-api/types/versions"
)
// Args stores filter arguments as map key:{map key: bool}.
// It contains an aggregation of the map of arguments (which are in the form
// of -f 'key=value') based on the key, and stores values for the same key
// in a map with string keys and boolean values.
// e.g given -f 'label=label1=1' -f 'label=label2=2' -f 'image.name=ubuntu'
// the args will be {"image.name":{"ubuntu":true},"label":{"label1=1":true,"label2=2":true}}
type Args struct {
fields map[string]map[string]bool
}
// NewArgs initializes a new Args struct.
func NewArgs() Args {
return Args{fields: map[string]map[string]bool{}}
}
// ParseFlag parses the argument to the filter flag. Like
//
// `docker ps -f 'created=today' -f 'image.name=ubuntu*'`
//
// If prev map is provided, then it is appended to, and returned. By default a new
// map is created.
func ParseFlag(arg string, prev Args) (Args, error) {
filters := prev
if len(arg) == 0 {
return filters, nil
}
if !strings.Contains(arg, "=") {
return filters, ErrBadFormat
}
f := strings.SplitN(arg, "=", 2)
name := strings.ToLower(strings.TrimSpace(f[0]))
value := strings.TrimSpace(f[1])
filters.Add(name, value)
return filters, nil
}
// ErrBadFormat is an error returned in case of bad format for a filter.
var ErrBadFormat = errors.New("bad format of filter (expected name=value)")
// ToParam packs the Args into a string for easy transport from client to server.
func ToParam(a Args) (string, error) {
// this way we don't URL encode {}, just empty space
if a.Len() == 0 {
return "", nil
}
buf, err := json.Marshal(a.fields)
if err != nil {
return "", err
}
return string(buf), nil
}
// ToParamWithVersion packs the Args into a string for easy transport from client to server.
// The generated string will depend on the specified version (corresponding to the API version).
func ToParamWithVersion(version string, a Args) (string, error) {
// this way we don't URL encode {}, just empty space
if a.Len() == 0 {
return "", nil
}
// for daemons older than v1.10, filter must be of the form map[string][]string
buf := []byte{}
err := errors.New("")
if version != "" && versions.LessThan(version, "1.22") {
buf, err = json.Marshal(convertArgsToSlice(a.fields))
} else {
buf, err = json.Marshal(a.fields)
}
if err != nil {
return "", err
}
return string(buf), nil
}
// FromParam unpacks the filter Args.
func FromParam(p string) (Args, error) {
if len(p) == 0 {
return NewArgs(), nil
}
r := strings.NewReader(p)
d := json.NewDecoder(r)
m := map[string]map[string]bool{}
if err := d.Decode(&m); err != nil {
r.Seek(0, 0)
// Allow parsing old arguments in slice format.
// Because other libraries might be sending them in this format.
deprecated := map[string][]string{}
if deprecatedErr := d.Decode(&deprecated); deprecatedErr == nil {
m = deprecatedArgs(deprecated)
} else {
return NewArgs(), err
}
}
return Args{m}, nil
}
// Get returns the list of values associates with a field.
// It returns a slice of strings to keep backwards compatibility with old code.
func (filters Args) Get(field string) []string {
values := filters.fields[field]
if values == nil {
return make([]string, 0)
}
slice := make([]string, 0, len(values))
for key := range values {
slice = append(slice, key)
}
return slice
}
// Add adds a new value to a filter field.
func (filters Args) Add(name, value string) {
if _, ok := filters.fields[name]; ok {
filters.fields[name][value] = true
} else {
filters.fields[name] = map[string]bool{value: true}
}
}
// Del removes a value from a filter field.
func (filters Args) Del(name, value string) {
if _, ok := filters.fields[name]; ok {
delete(filters.fields[name], value)
}
}
// Len returns the number of fields in the arguments.
func (filters Args) Len() int {
return len(filters.fields)
}
// MatchKVList returns true if the values for the specified field matches the ones
// from the sources.
// e.g. given Args are {'label': {'label1=1','label2=1'}, 'image.name', {'ubuntu'}},
// field is 'label' and sources are {'label1': '1', 'label2': '2'}
// it returns true.
func (filters Args) MatchKVList(field string, sources map[string]string) bool {
fieldValues := filters.fields[field]
//do not filter if there is no filter set or cannot determine filter
if len(fieldValues) == 0 {
return true
}
if sources == nil || len(sources) == 0 {
return false
}
for name2match := range fieldValues {
testKV := strings.SplitN(name2match, "=", 2)
v, ok := sources[testKV[0]]
if !ok {
return false
}
if len(testKV) == 2 && testKV[1] != v {
return false
}
}
return true
}
// Match returns true if the values for the specified field matches the source string
// e.g. given Args are {'label': {'label1=1','label2=1'}, 'image.name', {'ubuntu'}},
// field is 'image.name' and source is 'ubuntu'
// it returns true.
func (filters Args) Match(field, source string) bool {
if filters.ExactMatch(field, source) {
return true
}
fieldValues := filters.fields[field]
for name2match := range fieldValues {
match, err := regexp.MatchString(name2match, source)
if err != nil {
continue
}
if match {
return true
}
}
return false
}
// ExactMatch returns true if the source matches exactly one of the filters.
func (filters Args) ExactMatch(field, source string) bool {
fieldValues, ok := filters.fields[field]
//do not filter if there is no filter set or cannot determine filter
if !ok || len(fieldValues) == 0 {
return true
}
// try to match full name value to avoid O(N) regular expression matching
if fieldValues[source] {
return true
}
return false
}
// FuzzyMatch returns true if the source matches exactly one of the filters,
// or the source has one of the filters as a prefix.
func (filters Args) FuzzyMatch(field, source string) bool {
if filters.ExactMatch(field, source) {
return true
}
fieldValues := filters.fields[field]
for prefix := range fieldValues {
if strings.HasPrefix(source, prefix) {
return true
}
}
return false
}
// Include returns true if the name of the field to filter is in the filters.
func (filters Args) Include(field string) bool {
_, ok := filters.fields[field]
return ok
}
// Validate ensures that all the fields in the filter are valid.
// It returns an error as soon as it finds an invalid field.
func (filters Args) Validate(accepted map[string]bool) error {
for name := range filters.fields {
if !accepted[name] {
return fmt.Errorf("Invalid filter '%s'", name)
}
}
return nil
}
// WalkValues iterates over the list of filtered values for a field.
// It stops the iteration if it finds an error and it returns that error.
func (filters Args) WalkValues(field string, op func(value string) error) error {
if _, ok := filters.fields[field]; !ok {
return nil
}
for v := range filters.fields[field] {
if err := op(v); err != nil {
return err
}
}
return nil
}
func deprecatedArgs(d map[string][]string) map[string]map[string]bool {
m := map[string]map[string]bool{}
for k, v := range d {
values := map[string]bool{}
for _, vv := range v {
values[vv] = true
}
m[k] = values
}
return m
}
func convertArgsToSlice(f map[string]map[string]bool) map[string][]string {
m := map[string][]string{}
for k, v := range f {
values := []string{}
for kk := range v {
if v[kk] {
values = append(values, kk)
}
}
m[k] = values
}
return m
}

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@ -1,394 +0,0 @@
package filters
import (
"fmt"
"testing"
)
func TestParseArgs(t *testing.T) {
// equivalent of `docker ps -f 'created=today' -f 'image.name=ubuntu*' -f 'image.name=*untu'`
flagArgs := []string{
"created=today",
"image.name=ubuntu*",
"image.name=*untu",
}
var (
args = NewArgs()
err error
)
for i := range flagArgs {
args, err = ParseFlag(flagArgs[i], args)
if err != nil {
t.Errorf("failed to parse %s: %s", flagArgs[i], err)
}
}
if len(args.Get("created")) != 1 {
t.Errorf("failed to set this arg")
}
if len(args.Get("image.name")) != 2 {
t.Errorf("the args should have collapsed")
}
}
func TestParseArgsEdgeCase(t *testing.T) {
var filters Args
args, err := ParseFlag("", filters)
if err != nil {
t.Fatal(err)
}
if args.Len() != 0 {
t.Fatalf("Expected an empty Args (map), got %v", args)
}
if args, err = ParseFlag("anything", args); err == nil || err != ErrBadFormat {
t.Fatalf("Expected ErrBadFormat, got %v", err)
}
}
func TestToParam(t *testing.T) {
fields := map[string]map[string]bool{
"created": {"today": true},
"image.name": {"ubuntu*": true, "*untu": true},
}
a := Args{fields: fields}
_, err := ToParam(a)
if err != nil {
t.Errorf("failed to marshal the filters: %s", err)
}
}
func TestToParamWithVersion(t *testing.T) {
fields := map[string]map[string]bool{
"created": {"today": true},
"image.name": {"ubuntu*": true, "*untu": true},
}
a := Args{fields: fields}
str1, err := ToParamWithVersion("1.21", a)
if err != nil {
t.Errorf("failed to marshal the filters with version < 1.22: %s", err)
}
str2, err := ToParamWithVersion("1.22", a)
if err != nil {
t.Errorf("failed to marshal the filters with version >= 1.22: %s", err)
}
if str1 != `{"created":["today"],"image.name":["*untu","ubuntu*"]}` &&
str1 != `{"created":["today"],"image.name":["ubuntu*","*untu"]}` {
t.Errorf("incorrectly marshaled the filters: %s", str1)
}
if str2 != `{"created":{"today":true},"image.name":{"*untu":true,"ubuntu*":true}}` &&
str2 != `{"created":{"today":true},"image.name":{"ubuntu*":true,"*untu":true}}` {
t.Errorf("incorrectly marshaled the filters: %s", str2)
}
}
func TestFromParam(t *testing.T) {
invalids := []string{
"anything",
"['a','list']",
"{'key': 'value'}",
`{"key": "value"}`,
}
valid := map[*Args][]string{
&Args{fields: map[string]map[string]bool{"key": {"value": true}}}: {
`{"key": ["value"]}`,
`{"key": {"value": true}}`,
},
&Args{fields: map[string]map[string]bool{"key": {"value1": true, "value2": true}}}: {
`{"key": ["value1", "value2"]}`,
`{"key": {"value1": true, "value2": true}}`,
},
&Args{fields: map[string]map[string]bool{"key1": {"value1": true}, "key2": {"value2": true}}}: {
`{"key1": ["value1"], "key2": ["value2"]}`,
`{"key1": {"value1": true}, "key2": {"value2": true}}`,
},
}
for _, invalid := range invalids {
if _, err := FromParam(invalid); err == nil {
t.Fatalf("Expected an error with %v, got nothing", invalid)
}
}
for expectedArgs, matchers := range valid {
for _, json := range matchers {
args, err := FromParam(json)
if err != nil {
t.Fatal(err)
}
if args.Len() != expectedArgs.Len() {
t.Fatalf("Expected %v, go %v", expectedArgs, args)
}
for key, expectedValues := range expectedArgs.fields {
values := args.Get(key)
if len(values) != len(expectedValues) {
t.Fatalf("Expected %v, go %v", expectedArgs, args)
}
for _, v := range values {
if !expectedValues[v] {
t.Fatalf("Expected %v, go %v", expectedArgs, args)
}
}
}
}
}
}
func TestEmpty(t *testing.T) {
a := Args{}
v, err := ToParam(a)
if err != nil {
t.Errorf("failed to marshal the filters: %s", err)
}
v1, err := FromParam(v)
if err != nil {
t.Errorf("%s", err)
}
if a.Len() != v1.Len() {
t.Errorf("these should both be empty sets")
}
}
func TestArgsMatchKVListEmptySources(t *testing.T) {
args := NewArgs()
if !args.MatchKVList("created", map[string]string{}) {
t.Fatalf("Expected true for (%v,created), got true", args)
}
args = Args{map[string]map[string]bool{"created": {"today": true}}}
if args.MatchKVList("created", map[string]string{}) {
t.Fatalf("Expected false for (%v,created), got true", args)
}
}
func TestArgsMatchKVList(t *testing.T) {
// Not empty sources
sources := map[string]string{
"key1": "value1",
"key2": "value2",
"key3": "value3",
}
matches := map[*Args]string{
&Args{}: "field",
&Args{map[string]map[string]bool{
"created": map[string]bool{"today": true},
"labels": map[string]bool{"key1": true}},
}: "labels",
&Args{map[string]map[string]bool{
"created": map[string]bool{"today": true},
"labels": map[string]bool{"key1=value1": true}},
}: "labels",
}
for args, field := range matches {
if args.MatchKVList(field, sources) != true {
t.Fatalf("Expected true for %v on %v, got false", sources, args)
}
}
differs := map[*Args]string{
&Args{map[string]map[string]bool{
"created": map[string]bool{"today": true}},
}: "created",
&Args{map[string]map[string]bool{
"created": map[string]bool{"today": true},
"labels": map[string]bool{"key4": true}},
}: "labels",
&Args{map[string]map[string]bool{
"created": map[string]bool{"today": true},
"labels": map[string]bool{"key1=value3": true}},
}: "labels",
}
for args, field := range differs {
if args.MatchKVList(field, sources) != false {
t.Fatalf("Expected false for %v on %v, got true", sources, args)
}
}
}
func TestArgsMatch(t *testing.T) {
source := "today"
matches := map[*Args]string{
&Args{}: "field",
&Args{map[string]map[string]bool{
"created": map[string]bool{"today": true}},
}: "today",
&Args{map[string]map[string]bool{
"created": map[string]bool{"to*": true}},
}: "created",
&Args{map[string]map[string]bool{
"created": map[string]bool{"to(.*)": true}},
}: "created",
&Args{map[string]map[string]bool{
"created": map[string]bool{"tod": true}},
}: "created",
&Args{map[string]map[string]bool{
"created": map[string]bool{"anyting": true, "to*": true}},
}: "created",
}
for args, field := range matches {
if args.Match(field, source) != true {
t.Fatalf("Expected true for %v on %v, got false", source, args)
}
}
differs := map[*Args]string{
&Args{map[string]map[string]bool{
"created": map[string]bool{"tomorrow": true}},
}: "created",
&Args{map[string]map[string]bool{
"created": map[string]bool{"to(day": true}},
}: "created",
&Args{map[string]map[string]bool{
"created": map[string]bool{"tom(.*)": true}},
}: "created",
&Args{map[string]map[string]bool{
"created": map[string]bool{"tom": true}},
}: "created",
&Args{map[string]map[string]bool{
"created": map[string]bool{"today1": true},
"labels": map[string]bool{"today": true}},
}: "created",
}
for args, field := range differs {
if args.Match(field, source) != false {
t.Fatalf("Expected false for %v on %v, got true", source, args)
}
}
}
func TestAdd(t *testing.T) {
f := NewArgs()
f.Add("status", "running")
v := f.fields["status"]
if len(v) != 1 || !v["running"] {
t.Fatalf("Expected to include a running status, got %v", v)
}
f.Add("status", "paused")
if len(v) != 2 || !v["paused"] {
t.Fatalf("Expected to include a paused status, got %v", v)
}
}
func TestDel(t *testing.T) {
f := NewArgs()
f.Add("status", "running")
f.Del("status", "running")
v := f.fields["status"]
if v["running"] {
t.Fatalf("Expected to not include a running status filter, got true")
}
}
func TestLen(t *testing.T) {
f := NewArgs()
if f.Len() != 0 {
t.Fatalf("Expected to not include any field")
}
f.Add("status", "running")
if f.Len() != 1 {
t.Fatalf("Expected to include one field")
}
}
func TestExactMatch(t *testing.T) {
f := NewArgs()
if !f.ExactMatch("status", "running") {
t.Fatalf("Expected to match `running` when there are no filters, got false")
}
f.Add("status", "running")
f.Add("status", "pause*")
if !f.ExactMatch("status", "running") {
t.Fatalf("Expected to match `running` with one of the filters, got false")
}
if f.ExactMatch("status", "paused") {
t.Fatalf("Expected to not match `paused` with one of the filters, got true")
}
}
func TestInclude(t *testing.T) {
f := NewArgs()
if f.Include("status") {
t.Fatalf("Expected to not include a status key, got true")
}
f.Add("status", "running")
if !f.Include("status") {
t.Fatalf("Expected to include a status key, got false")
}
}
func TestValidate(t *testing.T) {
f := NewArgs()
f.Add("status", "running")
valid := map[string]bool{
"status": true,
"dangling": true,
}
if err := f.Validate(valid); err != nil {
t.Fatal(err)
}
f.Add("bogus", "running")
if err := f.Validate(valid); err == nil {
t.Fatalf("Expected to return an error, got nil")
}
}
func TestWalkValues(t *testing.T) {
f := NewArgs()
f.Add("status", "running")
f.Add("status", "paused")
f.WalkValues("status", func(value string) error {
if value != "running" && value != "paused" {
t.Fatalf("Unexpected value %s", value)
}
return nil
})
err := f.WalkValues("status", func(value string) error {
return fmt.Errorf("return")
})
if err == nil {
t.Fatalf("Expected to get an error, got nil")
}
err = f.WalkValues("foo", func(value string) error {
return fmt.Errorf("return")
})
if err != nil {
t.Fatalf("Expected to not iterate when the field doesn't exist, got %v", err)
}
}
func TestFuzzyMatch(t *testing.T) {
f := NewArgs()
f.Add("container", "foo")
cases := map[string]bool{
"foo": true,
"foobar": true,
"barfoo": false,
"bar": false,
}
for source, match := range cases {
got := f.FuzzyMatch("container", source)
if got != match {
t.Fatalf("Expected %v, got %v: %s", match, got, source)
}
}
}

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@ -1,52 +0,0 @@
package network
// Address represents an IP address
type Address struct {
Addr string
PrefixLen int
}
// IPAM represents IP Address Management
type IPAM struct {
Driver string
Options map[string]string //Per network IPAM driver options
Config []IPAMConfig
}
// IPAMConfig represents IPAM configurations
type IPAMConfig struct {
Subnet string `json:",omitempty"`
IPRange string `json:",omitempty"`
Gateway string `json:",omitempty"`
AuxAddress map[string]string `json:"AuxiliaryAddresses,omitempty"`
}
// EndpointIPAMConfig represents IPAM configurations for the endpoint
type EndpointIPAMConfig struct {
IPv4Address string `json:",omitempty"`
IPv6Address string `json:",omitempty"`
}
// EndpointSettings stores the network endpoint details
type EndpointSettings struct {
// Configurations
IPAMConfig *EndpointIPAMConfig
Links []string
Aliases []string
// Operational data
NetworkID string
EndpointID string
Gateway string
IPAddress string
IPPrefixLen int
IPv6Gateway string
GlobalIPv6Address string
GlobalIPv6PrefixLen int
MacAddress string
}
// NetworkingConfig represents the container's networking configuration for each of its interfaces
// Carries the networking configs specified in the `docker run` and `docker network connect` commands
type NetworkingConfig struct {
EndpointsConfig map[string]*EndpointSettings // Endpoint configs for each connecting network
}

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@ -1,32 +0,0 @@
package reference
import (
distreference "github.com/docker/distribution/reference"
)
// Parse parses the given references and returns the repository and
// tag (if present) from it. If there is an error during parsing, it will
// return an error.
func Parse(ref string) (string, string, error) {
distributionRef, err := distreference.ParseNamed(ref)
if err != nil {
return "", "", err
}
tag := GetTagFromNamedRef(distributionRef)
return distributionRef.Name(), tag, nil
}
// GetTagFromNamedRef returns a tag from the specified reference.
// This function is necessary as long as the docker "server" api makes the distinction between repository
// and tags.
func GetTagFromNamedRef(ref distreference.Named) string {
var tag string
switch x := ref.(type) {
case distreference.Digested:
tag = x.Digest().String()
case distreference.NamedTagged:
tag = x.Tag()
}
return tag
}

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@ -1,101 +0,0 @@
package registry
import (
"encoding/json"
"net"
)
// ServiceConfig stores daemon registry services configuration.
type ServiceConfig struct {
InsecureRegistryCIDRs []*NetIPNet `json:"InsecureRegistryCIDRs"`
IndexConfigs map[string]*IndexInfo `json:"IndexConfigs"`
Mirrors []string
}
// NetIPNet is the net.IPNet type, which can be marshalled and
// unmarshalled to JSON
type NetIPNet net.IPNet
// MarshalJSON returns the JSON representation of the IPNet
func (ipnet *NetIPNet) MarshalJSON() ([]byte, error) {
return json.Marshal((*net.IPNet)(ipnet).String())
}
// UnmarshalJSON sets the IPNet from a byte array of JSON
func (ipnet *NetIPNet) UnmarshalJSON(b []byte) (err error) {
var ipnetStr string
if err = json.Unmarshal(b, &ipnetStr); err == nil {
var cidr *net.IPNet
if _, cidr, err = net.ParseCIDR(ipnetStr); err == nil {
*ipnet = NetIPNet(*cidr)
}
}
return
}
// IndexInfo contains information about a registry
//
// RepositoryInfo Examples:
// {
// "Index" : {
// "Name" : "docker.io",
// "Mirrors" : ["https://registry-2.docker.io/v1/", "https://registry-3.docker.io/v1/"],
// "Secure" : true,
// "Official" : true,
// },
// "RemoteName" : "library/debian",
// "LocalName" : "debian",
// "CanonicalName" : "docker.io/debian"
// "Official" : true,
// }
//
// {
// "Index" : {
// "Name" : "127.0.0.1:5000",
// "Mirrors" : [],
// "Secure" : false,
// "Official" : false,
// },
// "RemoteName" : "user/repo",
// "LocalName" : "127.0.0.1:5000/user/repo",
// "CanonicalName" : "127.0.0.1:5000/user/repo",
// "Official" : false,
// }
type IndexInfo struct {
// Name is the name of the registry, such as "docker.io"
Name string
// Mirrors is a list of mirrors, expressed as URIs
Mirrors []string
// Secure is set to false if the registry is part of the list of
// insecure registries. Insecure registries accept HTTP and/or accept
// HTTPS with certificates from unknown CAs.
Secure bool
// Official indicates whether this is an official registry
Official bool
}
// SearchResult describes a search result returned from a registry
type SearchResult struct {
// StarCount indicates the number of stars this repository has
StarCount int `json:"star_count"`
// IsOfficial indicates whether the result is an official repository or not
IsOfficial bool `json:"is_official"`
// Name is the name of the repository
Name string `json:"name"`
// IsTrusted indicates whether the result is trusted
IsTrusted bool `json:"is_trusted"`
// IsAutomated indicates whether the result is automated
IsAutomated bool `json:"is_automated"`
// Description is a textual description of the repository
Description string `json:"description"`
}
// SearchResults lists a collection search results returned from a registry
type SearchResults struct {
// Query contains the query string that generated the search results
Query string `json:"query"`
// NumResults indicates the number of results the query returned
NumResults int `json:"num_results"`
// Results is a slice containing the actual results for the search
Results []SearchResult `json:"results"`
}

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@ -1,68 +0,0 @@
package types
// Seccomp represents the config for a seccomp profile for syscall restriction.
type Seccomp struct {
DefaultAction Action `json:"defaultAction"`
Architectures []Arch `json:"architectures"`
Syscalls []*Syscall `json:"syscalls"`
}
// Arch used for additional architectures
type Arch string
// Additional architectures permitted to be used for system calls
// By default only the native architecture of the kernel is permitted
const (
ArchX86 Arch = "SCMP_ARCH_X86"
ArchX86_64 Arch = "SCMP_ARCH_X86_64"
ArchX32 Arch = "SCMP_ARCH_X32"
ArchARM Arch = "SCMP_ARCH_ARM"
ArchAARCH64 Arch = "SCMP_ARCH_AARCH64"
ArchMIPS Arch = "SCMP_ARCH_MIPS"
ArchMIPS64 Arch = "SCMP_ARCH_MIPS64"
ArchMIPS64N32 Arch = "SCMP_ARCH_MIPS64N32"
ArchMIPSEL Arch = "SCMP_ARCH_MIPSEL"
ArchMIPSEL64 Arch = "SCMP_ARCH_MIPSEL64"
ArchMIPSEL64N32 Arch = "SCMP_ARCH_MIPSEL64N32"
)
// Action taken upon Seccomp rule match
type Action string
// Define actions for Seccomp rules
const (
ActKill Action = "SCMP_ACT_KILL"
ActTrap Action = "SCMP_ACT_TRAP"
ActErrno Action = "SCMP_ACT_ERRNO"
ActTrace Action = "SCMP_ACT_TRACE"
ActAllow Action = "SCMP_ACT_ALLOW"
)
// Operator used to match syscall arguments in Seccomp
type Operator string
// Define operators for syscall arguments in Seccomp
const (
OpNotEqual Operator = "SCMP_CMP_NE"
OpLessThan Operator = "SCMP_CMP_LT"
OpLessEqual Operator = "SCMP_CMP_LE"
OpEqualTo Operator = "SCMP_CMP_EQ"
OpGreaterEqual Operator = "SCMP_CMP_GE"
OpGreaterThan Operator = "SCMP_CMP_GT"
OpMaskedEqual Operator = "SCMP_CMP_MASKED_EQ"
)
// Arg used for matching specific syscall arguments in Seccomp
type Arg struct {
Index uint `json:"index"`
Value uint64 `json:"value"`
ValueTwo uint64 `json:"valueTwo"`
Op Operator `json:"op"`
}
// Syscall is used to match a syscall in Seccomp
type Syscall struct {
Name string `json:"name"`
Action Action `json:"action"`
Args []*Arg `json:"args"`
}

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@ -1,115 +0,0 @@
// Package types is used for API stability in the types and response to the
// consumers of the API stats endpoint.
package types
import "time"
// ThrottlingData stores CPU throttling stats of one running container
type ThrottlingData struct {
// Number of periods with throttling active
Periods uint64 `json:"periods"`
// Number of periods when the container hits its throttling limit.
ThrottledPeriods uint64 `json:"throttled_periods"`
// Aggregate time the container was throttled for in nanoseconds.
ThrottledTime uint64 `json:"throttled_time"`
}
// CPUUsage stores All CPU stats aggregated since container inception.
type CPUUsage struct {
// Total CPU time consumed.
// Units: nanoseconds.
TotalUsage uint64 `json:"total_usage"`
// Total CPU time consumed per core.
// Units: nanoseconds.
PercpuUsage []uint64 `json:"percpu_usage"`
// Time spent by tasks of the cgroup in kernel mode.
// Units: nanoseconds.
UsageInKernelmode uint64 `json:"usage_in_kernelmode"`
// Time spent by tasks of the cgroup in user mode.
// Units: nanoseconds.
UsageInUsermode uint64 `json:"usage_in_usermode"`
}
// CPUStats aggregates and wraps all CPU related info of container
type CPUStats struct {
CPUUsage CPUUsage `json:"cpu_usage"`
SystemUsage uint64 `json:"system_cpu_usage"`
ThrottlingData ThrottlingData `json:"throttling_data,omitempty"`
}
// MemoryStats aggregates All memory stats since container inception
type MemoryStats struct {
// current res_counter usage for memory
Usage uint64 `json:"usage"`
// maximum usage ever recorded.
MaxUsage uint64 `json:"max_usage"`
// TODO(vishh): Export these as stronger types.
// all the stats exported via memory.stat.
Stats map[string]uint64 `json:"stats"`
// number of times memory usage hits limits.
Failcnt uint64 `json:"failcnt"`
Limit uint64 `json:"limit"`
}
// BlkioStatEntry is one small entity to store a piece of Blkio stats
// TODO Windows: This can be factored out
type BlkioStatEntry struct {
Major uint64 `json:"major"`
Minor uint64 `json:"minor"`
Op string `json:"op"`
Value uint64 `json:"value"`
}
// BlkioStats stores All IO service stats for data read and write
// TODO Windows: This can be factored out
type BlkioStats struct {
// number of bytes transferred to and from the block device
IoServiceBytesRecursive []BlkioStatEntry `json:"io_service_bytes_recursive"`
IoServicedRecursive []BlkioStatEntry `json:"io_serviced_recursive"`
IoQueuedRecursive []BlkioStatEntry `json:"io_queue_recursive"`
IoServiceTimeRecursive []BlkioStatEntry `json:"io_service_time_recursive"`
IoWaitTimeRecursive []BlkioStatEntry `json:"io_wait_time_recursive"`
IoMergedRecursive []BlkioStatEntry `json:"io_merged_recursive"`
IoTimeRecursive []BlkioStatEntry `json:"io_time_recursive"`
SectorsRecursive []BlkioStatEntry `json:"sectors_recursive"`
}
// NetworkStats aggregates All network stats of one container
// TODO Windows: This will require refactoring
type NetworkStats struct {
RxBytes uint64 `json:"rx_bytes"`
RxPackets uint64 `json:"rx_packets"`
RxErrors uint64 `json:"rx_errors"`
RxDropped uint64 `json:"rx_dropped"`
TxBytes uint64 `json:"tx_bytes"`
TxPackets uint64 `json:"tx_packets"`
TxErrors uint64 `json:"tx_errors"`
TxDropped uint64 `json:"tx_dropped"`
}
// PidsStats contains the stats of a container's pids
type PidsStats struct {
// Current is the number of pids in the cgroup
Current uint64 `json:"current,omitempty"`
// Limit is the hard limit on the number of pids in the cgroup.
// A "Limit" of 0 means that there is no limit.
Limit uint64 `json:"limit,omitempty"`
}
// Stats is Ultimate struct aggregating all types of stats of one container
type Stats struct {
Read time.Time `json:"read"`
PreCPUStats CPUStats `json:"precpu_stats,omitempty"`
CPUStats CPUStats `json:"cpu_stats,omitempty"`
MemoryStats MemoryStats `json:"memory_stats,omitempty"`
BlkioStats BlkioStats `json:"blkio_stats,omitempty"`
PidsStats PidsStats `json:"pids_stats,omitempty"`
}
// StatsJSON is newly used Networks
type StatsJSON struct {
Stats
// Networks request version >=1.21
Networks map[string]NetworkStats `json:"networks,omitempty"`
}

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@ -1,30 +0,0 @@
package strslice
import "encoding/json"
// StrSlice represents a string or an array of strings.
// We need to override the json decoder to accept both options.
type StrSlice []string
// UnmarshalJSON decodes the byte slice whether it's a string or an array of
// strings. This method is needed to implement json.Unmarshaler.
func (e *StrSlice) UnmarshalJSON(b []byte) error {
if len(b) == 0 {
// With no input, we preserve the existing value by returning nil and
// leaving the target alone. This allows defining default values for
// the type.
return nil
}
p := make([]string, 0, 1)
if err := json.Unmarshal(b, &p); err != nil {
var s string
if err := json.Unmarshal(b, &s); err != nil {
return err
}
p = append(p, s)
}
*e = p
return nil
}

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@ -1,86 +0,0 @@
package strslice
import (
"encoding/json"
"reflect"
"testing"
)
func TestStrSliceMarshalJSON(t *testing.T) {
for _, testcase := range []struct {
input StrSlice
expected string
}{
// MADNESS(stevvooe): No clue why nil would be "" but empty would be
// "null". Had to make a change here that may affect compatibility.
{input: nil, expected: "null"},
{StrSlice{}, "[]"},
{StrSlice{"/bin/sh", "-c", "echo"}, `["/bin/sh","-c","echo"]`},
} {
data, err := json.Marshal(testcase.input)
if err != nil {
t.Fatal(err)
}
if string(data) != testcase.expected {
t.Fatalf("%#v: expected %v, got %v", testcase.input, testcase.expected, string(data))
}
}
}
func TestStrSliceUnmarshalJSON(t *testing.T) {
parts := map[string][]string{
"": {"default", "values"},
"[]": {},
`["/bin/sh","-c","echo"]`: {"/bin/sh", "-c", "echo"},
}
for json, expectedParts := range parts {
strs := StrSlice{"default", "values"}
if err := strs.UnmarshalJSON([]byte(json)); err != nil {
t.Fatal(err)
}
actualParts := []string(strs)
if !reflect.DeepEqual(actualParts, expectedParts) {
t.Fatalf("%#v: expected %v, got %v", json, expectedParts, actualParts)
}
}
}
func TestStrSliceUnmarshalString(t *testing.T) {
var e StrSlice
echo, err := json.Marshal("echo")
if err != nil {
t.Fatal(err)
}
if err := json.Unmarshal(echo, &e); err != nil {
t.Fatal(err)
}
if len(e) != 1 {
t.Fatalf("expected 1 element after unmarshal: %q", e)
}
if e[0] != "echo" {
t.Fatalf("expected `echo`, got: %q", e[0])
}
}
func TestStrSliceUnmarshalSlice(t *testing.T) {
var e StrSlice
echo, err := json.Marshal([]string{"echo"})
if err != nil {
t.Fatal(err)
}
if err := json.Unmarshal(echo, &e); err != nil {
t.Fatal(err)
}
if len(e) != 1 {
t.Fatalf("expected 1 element after unmarshal: %q", e)
}
if e[0] != "echo" {
t.Fatalf("expected `echo`, got: %q", e[0])
}
}

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@ -1,124 +0,0 @@
package time
import (
"fmt"
"math"
"strconv"
"strings"
"time"
)
// These are additional predefined layouts for use in Time.Format and Time.Parse
// with --since and --until parameters for `docker logs` and `docker events`
const (
rFC3339Local = "2006-01-02T15:04:05" // RFC3339 with local timezone
rFC3339NanoLocal = "2006-01-02T15:04:05.999999999" // RFC3339Nano with local timezone
dateWithZone = "2006-01-02Z07:00" // RFC3339 with time at 00:00:00
dateLocal = "2006-01-02" // RFC3339 with local timezone and time at 00:00:00
)
// GetTimestamp tries to parse given string as golang duration,
// then RFC3339 time and finally as a Unix timestamp. If
// any of these were successful, it returns a Unix timestamp
// as string otherwise returns the given value back.
// In case of duration input, the returned timestamp is computed
// as the given reference time minus the amount of the duration.
func GetTimestamp(value string, reference time.Time) (string, error) {
if d, err := time.ParseDuration(value); value != "0" && err == nil {
return strconv.FormatInt(reference.Add(-d).Unix(), 10), nil
}
var format string
var parseInLocation bool
// if the string has a Z or a + or three dashes use parse otherwise use parseinlocation
parseInLocation = !(strings.ContainsAny(value, "zZ+") || strings.Count(value, "-") == 3)
if strings.Contains(value, ".") {
if parseInLocation {
format = rFC3339NanoLocal
} else {
format = time.RFC3339Nano
}
} else if strings.Contains(value, "T") {
// we want the number of colons in the T portion of the timestamp
tcolons := strings.Count(value, ":")
// if parseInLocation is off and we have a +/- zone offset (not Z) then
// there will be an extra colon in the input for the tz offset subtract that
// colon from the tcolons count
if !parseInLocation && !strings.ContainsAny(value, "zZ") && tcolons > 0 {
tcolons--
}
if parseInLocation {
switch tcolons {
case 0:
format = "2006-01-02T15"
case 1:
format = "2006-01-02T15:04"
default:
format = rFC3339Local
}
} else {
switch tcolons {
case 0:
format = "2006-01-02T15Z07:00"
case 1:
format = "2006-01-02T15:04Z07:00"
default:
format = time.RFC3339
}
}
} else if parseInLocation {
format = dateLocal
} else {
format = dateWithZone
}
var t time.Time
var err error
if parseInLocation {
t, err = time.ParseInLocation(format, value, time.FixedZone(reference.Zone()))
} else {
t, err = time.Parse(format, value)
}
if err != nil {
// if there is a `-` then its an RFC3339 like timestamp otherwise assume unixtimestamp
if strings.Contains(value, "-") {
return "", err // was probably an RFC3339 like timestamp but the parser failed with an error
}
return value, nil // unixtimestamp in and out case (meaning: the value passed at the command line is already in the right format for passing to the server)
}
return fmt.Sprintf("%d.%09d", t.Unix(), int64(t.Nanosecond())), nil
}
// ParseTimestamps returns seconds and nanoseconds from a timestamp that has the
// format "%d.%09d", time.Unix(), int64(time.Nanosecond()))
// if the incoming nanosecond portion is longer or shorter than 9 digits it is
// converted to nanoseconds. The expectation is that the seconds and
// seconds will be used to create a time variable. For example:
// seconds, nanoseconds, err := ParseTimestamp("1136073600.000000001",0)
// if err == nil since := time.Unix(seconds, nanoseconds)
// returns seconds as def(aultSeconds) if value == ""
func ParseTimestamps(value string, def int64) (int64, int64, error) {
if value == "" {
return def, 0, nil
}
sa := strings.SplitN(value, ".", 2)
s, err := strconv.ParseInt(sa[0], 10, 64)
if err != nil {
return s, 0, err
}
if len(sa) != 2 {
return s, 0, nil
}
n, err := strconv.ParseInt(sa[1], 10, 64)
if err != nil {
return s, n, err
}
// should already be in nanoseconds but just in case convert n to nanoseonds
n = int64(float64(n) * math.Pow(float64(10), float64(9-len(sa[1]))))
return s, n, nil
}

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@ -1,93 +0,0 @@
package time
import (
"fmt"
"testing"
"time"
)
func TestGetTimestamp(t *testing.T) {
now := time.Now().In(time.UTC)
cases := []struct {
in, expected string
expectedErr bool
}{
// Partial RFC3339 strings get parsed with second precision
{"2006-01-02T15:04:05.999999999+07:00", "1136189045.999999999", false},
{"2006-01-02T15:04:05.999999999Z", "1136214245.999999999", false},
{"2006-01-02T15:04:05.999999999", "1136214245.999999999", false},
{"2006-01-02T15:04:05Z", "1136214245.000000000", false},
{"2006-01-02T15:04:05", "1136214245.000000000", false},
{"2006-01-02T15:04:0Z", "", true},
{"2006-01-02T15:04:0", "", true},
{"2006-01-02T15:04Z", "1136214240.000000000", false},
{"2006-01-02T15:04+00:00", "1136214240.000000000", false},
{"2006-01-02T15:04-00:00", "1136214240.000000000", false},
{"2006-01-02T15:04", "1136214240.000000000", false},
{"2006-01-02T15:0Z", "", true},
{"2006-01-02T15:0", "", true},
{"2006-01-02T15Z", "1136214000.000000000", false},
{"2006-01-02T15+00:00", "1136214000.000000000", false},
{"2006-01-02T15-00:00", "1136214000.000000000", false},
{"2006-01-02T15", "1136214000.000000000", false},
{"2006-01-02T1Z", "1136163600.000000000", false},
{"2006-01-02T1", "1136163600.000000000", false},
{"2006-01-02TZ", "", true},
{"2006-01-02T", "", true},
{"2006-01-02+00:00", "1136160000.000000000", false},
{"2006-01-02-00:00", "1136160000.000000000", false},
{"2006-01-02-00:01", "1136160060.000000000", false},
{"2006-01-02Z", "1136160000.000000000", false},
{"2006-01-02", "1136160000.000000000", false},
{"2015-05-13T20:39:09Z", "1431549549.000000000", false},
// unix timestamps returned as is
{"1136073600", "1136073600", false},
{"1136073600.000000001", "1136073600.000000001", false},
// Durations
{"1m", fmt.Sprintf("%d", now.Add(-1*time.Minute).Unix()), false},
{"1.5h", fmt.Sprintf("%d", now.Add(-90*time.Minute).Unix()), false},
{"1h30m", fmt.Sprintf("%d", now.Add(-90*time.Minute).Unix()), false},
// String fallback
{"invalid", "invalid", false},
}
for _, c := range cases {
o, err := GetTimestamp(c.in, now)
if o != c.expected ||
(err == nil && c.expectedErr) ||
(err != nil && !c.expectedErr) {
t.Errorf("wrong value for '%s'. expected:'%s' got:'%s' with error: `%s`", c.in, c.expected, o, err)
t.Fail()
}
}
}
func TestParseTimestamps(t *testing.T) {
cases := []struct {
in string
def, expectedS, expectedN int64
expectedErr bool
}{
// unix timestamps
{"1136073600", 0, 1136073600, 0, false},
{"1136073600.000000001", 0, 1136073600, 1, false},
{"1136073600.0000000010", 0, 1136073600, 1, false},
{"1136073600.00000001", 0, 1136073600, 10, false},
{"foo.bar", 0, 0, 0, true},
{"1136073600.bar", 0, 1136073600, 0, true},
{"", -1, -1, 0, false},
}
for _, c := range cases {
s, n, err := ParseTimestamps(c.in, c.def)
if s != c.expectedS ||
n != c.expectedN ||
(err == nil && c.expectedErr) ||
(err != nil && !c.expectedErr) {
t.Errorf("wrong values for input `%s` with default `%d` expected:'%d'seconds and `%d`nanosecond got:'%d'seconds and `%d`nanoseconds with error: `%s`", c.in, c.def, c.expectedS, c.expectedN, s, n, err)
t.Fail()
}
}
}

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@ -1,472 +0,0 @@
package types
import (
"os"
"time"
"github.com/docker/engine-api/types/container"
"github.com/docker/engine-api/types/network"
"github.com/docker/engine-api/types/registry"
"github.com/docker/go-connections/nat"
)
// ContainerCreateResponse contains the information returned to a client on the
// creation of a new container.
type ContainerCreateResponse struct {
// ID is the ID of the created container.
ID string `json:"Id"`
// Warnings are any warnings encountered during the creation of the container.
Warnings []string `json:"Warnings"`
}
// ContainerExecCreateResponse contains response of Remote API:
// POST "/containers/{name:.*}/exec"
type ContainerExecCreateResponse struct {
// ID is the exec ID.
ID string `json:"Id"`
}
// ContainerUpdateResponse contains response of Remote API:
// POST /containers/{name:.*}/update
type ContainerUpdateResponse struct {
// Warnings are any warnings encountered during the updating of the container.
Warnings []string `json:"Warnings"`
}
// AuthResponse contains response of Remote API:
// POST "/auth"
type AuthResponse struct {
// Status is the authentication status
Status string `json:"Status"`
// IdentityToken is an opaque token used for authenticating
// a user after a successful login.
IdentityToken string `json:"IdentityToken,omitempty"`
}
// ContainerWaitResponse contains response of Remote API:
// POST "/containers/"+containerID+"/wait"
type ContainerWaitResponse struct {
// StatusCode is the status code of the wait job
StatusCode int `json:"StatusCode"`
}
// ContainerCommitResponse contains response of Remote API:
// POST "/commit?container="+containerID
type ContainerCommitResponse struct {
ID string `json:"Id"`
}
// ContainerChange contains response of Remote API:
// GET "/containers/{name:.*}/changes"
type ContainerChange struct {
Kind int
Path string
}
// ImageHistory contains response of Remote API:
// GET "/images/{name:.*}/history"
type ImageHistory struct {
ID string `json:"Id"`
Created int64
CreatedBy string
Tags []string
Size int64
Comment string
}
// ImageDelete contains response of Remote API:
// DELETE "/images/{name:.*}"
type ImageDelete struct {
Untagged string `json:",omitempty"`
Deleted string `json:",omitempty"`
}
// Image contains response of Remote API:
// GET "/images/json"
type Image struct {
ID string `json:"Id"`
ParentID string `json:"ParentId"`
RepoTags []string
RepoDigests []string
Created int64
Size int64
VirtualSize int64
Labels map[string]string
}
// GraphDriverData returns Image's graph driver config info
// when calling inspect command
type GraphDriverData struct {
Name string
Data map[string]string
}
// RootFS returns Image's RootFS description including the layer IDs.
type RootFS struct {
Type string
Layers []string `json:",omitempty"`
BaseLayer string `json:",omitempty"`
}
// ImageInspect contains response of Remote API:
// GET "/images/{name:.*}/json"
type ImageInspect struct {
ID string `json:"Id"`
RepoTags []string
RepoDigests []string
Parent string
Comment string
Created string
Container string
ContainerConfig *container.Config
DockerVersion string
Author string
Config *container.Config
Architecture string
Os string
Size int64
VirtualSize int64
GraphDriver GraphDriverData
RootFS RootFS
}
// Port stores open ports info of container
// e.g. {"PrivatePort": 8080, "PublicPort": 80, "Type": "tcp"}
type Port struct {
IP string `json:",omitempty"`
PrivatePort int
PublicPort int `json:",omitempty"`
Type string
}
// Container contains response of Remote API:
// GET "/containers/json"
type Container struct {
ID string `json:"Id"`
Names []string
Image string
ImageID string
Command string
Created int64
Ports []Port
SizeRw int64 `json:",omitempty"`
SizeRootFs int64 `json:",omitempty"`
Labels map[string]string
State string
Status string
HostConfig struct {
NetworkMode string `json:",omitempty"`
}
NetworkSettings *SummaryNetworkSettings
Mounts []MountPoint
}
// CopyConfig contains request body of Remote API:
// POST "/containers/"+containerID+"/copy"
type CopyConfig struct {
Resource string
}
// ContainerPathStat is used to encode the header from
// GET "/containers/{name:.*}/archive"
// "Name" is the file or directory name.
type ContainerPathStat struct {
Name string `json:"name"`
Size int64 `json:"size"`
Mode os.FileMode `json:"mode"`
Mtime time.Time `json:"mtime"`
LinkTarget string `json:"linkTarget"`
}
// ContainerProcessList contains response of Remote API:
// GET "/containers/{name:.*}/top"
type ContainerProcessList struct {
Processes [][]string
Titles []string
}
// Version contains response of Remote API:
// GET "/version"
type Version struct {
Version string
APIVersion string `json:"ApiVersion"`
GitCommit string
GoVersion string
Os string
Arch string
KernelVersion string `json:",omitempty"`
Experimental bool `json:",omitempty"`
BuildTime string `json:",omitempty"`
}
// Info contains response of Remote API:
// GET "/info"
type Info struct {
ID string
Containers int
ContainersRunning int
ContainersPaused int
ContainersStopped int
Images int
Driver string
DriverStatus [][2]string
SystemStatus [][2]string
Plugins PluginsInfo
MemoryLimit bool
SwapLimit bool
KernelMemory bool
CPUCfsPeriod bool `json:"CpuCfsPeriod"`
CPUCfsQuota bool `json:"CpuCfsQuota"`
CPUShares bool
CPUSet bool
IPv4Forwarding bool
BridgeNfIptables bool
BridgeNfIP6tables bool `json:"BridgeNfIp6tables"`
Debug bool
NFd int
OomKillDisable bool
NGoroutines int
SystemTime string
ExecutionDriver string
LoggingDriver string
CgroupDriver string
NEventsListener int
KernelVersion string
OperatingSystem string
OSType string
Architecture string
IndexServerAddress string
RegistryConfig *registry.ServiceConfig
NCPU int
MemTotal int64
DockerRootDir string
HTTPProxy string `json:"HttpProxy"`
HTTPSProxy string `json:"HttpsProxy"`
NoProxy string
Name string
Labels []string
ExperimentalBuild bool
ServerVersion string
ClusterStore string
ClusterAdvertise string
SecurityOptions []string
}
// PluginsInfo is a temp struct holding Plugins name
// registered with docker daemon. It is used by Info struct
type PluginsInfo struct {
// List of Volume plugins registered
Volume []string
// List of Network plugins registered
Network []string
// List of Authorization plugins registered
Authorization []string
}
// ExecStartCheck is a temp struct used by execStart
// Config fields is part of ExecConfig in runconfig package
type ExecStartCheck struct {
// ExecStart will first check if it's detached
Detach bool
// Check if there's a tty
Tty bool
}
// ContainerState stores container's running state
// it's part of ContainerJSONBase and will return by "inspect" command
type ContainerState struct {
Status string
Running bool
Paused bool
Restarting bool
OOMKilled bool
Dead bool
Pid int
ExitCode int
Error string
StartedAt string
FinishedAt string
}
// ContainerNode stores information about the node that a container
// is running on. It's only available in Docker Swarm
type ContainerNode struct {
ID string
IPAddress string `json:"IP"`
Addr string
Name string
Cpus int
Memory int
Labels map[string]string
}
// ContainerJSONBase contains response of Remote API:
// GET "/containers/{name:.*}/json"
type ContainerJSONBase struct {
ID string `json:"Id"`
Created string
Path string
Args []string
State *ContainerState
Image string
ResolvConfPath string
HostnamePath string
HostsPath string
LogPath string
Node *ContainerNode `json:",omitempty"`
Name string
RestartCount int
Driver string
MountLabel string
ProcessLabel string
AppArmorProfile string
ExecIDs []string
HostConfig *container.HostConfig
GraphDriver GraphDriverData
SizeRw *int64 `json:",omitempty"`
SizeRootFs *int64 `json:",omitempty"`
}
// ContainerJSON is newly used struct along with MountPoint
type ContainerJSON struct {
*ContainerJSONBase
Mounts []MountPoint
Config *container.Config
NetworkSettings *NetworkSettings
}
// NetworkSettings exposes the network settings in the api
type NetworkSettings struct {
NetworkSettingsBase
DefaultNetworkSettings
Networks map[string]*network.EndpointSettings
}
// SummaryNetworkSettings provides a summary of container's networks
// in /containers/json
type SummaryNetworkSettings struct {
Networks map[string]*network.EndpointSettings
}
// NetworkSettingsBase holds basic information about networks
type NetworkSettingsBase struct {
Bridge string
SandboxID string
HairpinMode bool
LinkLocalIPv6Address string
LinkLocalIPv6PrefixLen int
Ports nat.PortMap
SandboxKey string
SecondaryIPAddresses []network.Address
SecondaryIPv6Addresses []network.Address
}
// DefaultNetworkSettings holds network information
// during the 2 release deprecation period.
// It will be removed in Docker 1.11.
type DefaultNetworkSettings struct {
EndpointID string
Gateway string
GlobalIPv6Address string
GlobalIPv6PrefixLen int
IPAddress string
IPPrefixLen int
IPv6Gateway string
MacAddress string
}
// MountPoint represents a mount point configuration inside the container.
type MountPoint struct {
Name string `json:",omitempty"`
Source string
Destination string
Driver string `json:",omitempty"`
Mode string
RW bool
Propagation string
}
// Volume represents the configuration of a volume for the remote API
type Volume struct {
Name string // Name is the name of the volume
Driver string // Driver is the Driver name used to create the volume
Mountpoint string // Mountpoint is the location on disk of the volume
Status map[string]interface{} `json:",omitempty"` // Status provides low-level status information about the volume
Labels map[string]string // Labels is metadata specific to the volume
}
// VolumesListResponse contains the response for the remote API:
// GET "/volumes"
type VolumesListResponse struct {
Volumes []*Volume // Volumes is the list of volumes being returned
Warnings []string // Warnings is a list of warnings that occurred when getting the list from the volume drivers
}
// VolumeCreateRequest contains the response for the remote API:
// POST "/volumes/create"
type VolumeCreateRequest struct {
Name string // Name is the requested name of the volume
Driver string // Driver is the name of the driver that should be used to create the volume
DriverOpts map[string]string // DriverOpts holds the driver specific options to use for when creating the volume.
Labels map[string]string // Labels holds metadata specific to the volume being created.
}
// NetworkResource is the body of the "get network" http response message
type NetworkResource struct {
Name string
ID string `json:"Id"`
Scope string
Driver string
EnableIPv6 bool
IPAM network.IPAM
Internal bool
Containers map[string]EndpointResource
Options map[string]string
Labels map[string]string
}
// EndpointResource contains network resources allocated and used for a container in a network
type EndpointResource struct {
Name string
EndpointID string
MacAddress string
IPv4Address string
IPv6Address string
}
// NetworkCreate is the expected body of the "create network" http request message
type NetworkCreate struct {
CheckDuplicate bool
Driver string
EnableIPv6 bool
IPAM network.IPAM
Internal bool
Options map[string]string
Labels map[string]string
}
// NetworkCreateRequest is the request message sent to the server for network create call.
type NetworkCreateRequest struct {
NetworkCreate
Name string
}
// NetworkCreateResponse is the response message sent by the server for network create call
type NetworkCreateResponse struct {
ID string `json:"Id"`
Warning string
}
// NetworkConnect represents the data to be used to connect a container to the network
type NetworkConnect struct {
Container string
EndpointConfig *network.EndpointSettings `json:",omitempty"`
}
// NetworkDisconnect represents the data to be used to disconnect a container from the network
type NetworkDisconnect struct {
Container string
Force bool
}

View file

@ -1,14 +0,0 @@
## Legacy API type versions
This package includes types for legacy API versions. The stable version of the API types live in `api/types/*.go`.
Consider moving a type here when you need to keep backwards compatibility in the API. This legacy types are organized by the latest API version they appear in. For instance, types in the `v1p19` package are valid for API versions below or equal `1.19`. Types in the `v1p20` package are valid for the API version `1.20`, since the versions below that will use the legacy types in `v1p19`.
### Package name conventions
The package name convention is to use `v` as a prefix for the version number and `p`(patch) as a separator. We use this nomenclature due to a few restrictions in the Go package name convention:
1. We cannot use `.` because it's interpreted by the language, think of `v1.20.CallFunction`.
2. We cannot use `_` because golint complains abount it. The code is actually valid, but it looks probably more weird: `v1_20.CallFunction`.
For instance, if you want to modify a type that was available in the version `1.21` of the API but it will have different fields in the version `1.22`, you want to create a new package under `api/types/versions/v1p21`.

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@ -1,62 +0,0 @@
package versions
import (
"strconv"
"strings"
)
// compare compares two version strings
// returns -1 if v1 < v2, 1 if v1 > v2, 0 otherwise.
func compare(v1, v2 string) int {
var (
currTab = strings.Split(v1, ".")
otherTab = strings.Split(v2, ".")
)
max := len(currTab)
if len(otherTab) > max {
max = len(otherTab)
}
for i := 0; i < max; i++ {
var currInt, otherInt int
if len(currTab) > i {
currInt, _ = strconv.Atoi(currTab[i])
}
if len(otherTab) > i {
otherInt, _ = strconv.Atoi(otherTab[i])
}
if currInt > otherInt {
return 1
}
if otherInt > currInt {
return -1
}
}
return 0
}
// LessThan checks if a version is less than another
func LessThan(v, other string) bool {
return compare(v, other) == -1
}
// LessThanOrEqualTo checks if a version is less than or equal to another
func LessThanOrEqualTo(v, other string) bool {
return compare(v, other) <= 0
}
// GreaterThan checks if a version is greater than another
func GreaterThan(v, other string) bool {
return compare(v, other) == 1
}
// GreaterThanOrEqualTo checks if a version is greater than or equal to another
func GreaterThanOrEqualTo(v, other string) bool {
return compare(v, other) >= 0
}
// Equal checks if a version is equal to another
func Equal(v, other string) bool {
return compare(v, other) == 0
}

View file

@ -1,26 +0,0 @@
package versions
import (
"testing"
)
func assertVersion(t *testing.T, a, b string, result int) {
if r := compare(a, b); r != result {
t.Fatalf("Unexpected version comparison result. Found %d, expected %d", r, result)
}
}
func TestCompareVersion(t *testing.T) {
assertVersion(t, "1.12", "1.12", 0)
assertVersion(t, "1.0.0", "1", 0)
assertVersion(t, "1", "1.0.0", 0)
assertVersion(t, "1.05.00.0156", "1.0.221.9289", 1)
assertVersion(t, "1", "1.0.1", -1)
assertVersion(t, "1.0.1", "1", 1)
assertVersion(t, "1.0.1", "1.0.2", -1)
assertVersion(t, "1.0.2", "1.0.3", -1)
assertVersion(t, "1.0.3", "1.1", -1)
assertVersion(t, "1.1", "1.1.1", -1)
assertVersion(t, "1.1.1", "1.1.2", -1)
assertVersion(t, "1.1.2", "1.2", -1)
}

View file

@ -1,35 +0,0 @@
// Package v1p19 provides specific API types for the API version 1, patch 19.
package v1p19
import (
"github.com/docker/engine-api/types"
"github.com/docker/engine-api/types/container"
"github.com/docker/engine-api/types/versions/v1p20"
"github.com/docker/go-connections/nat"
)
// ContainerJSON is a backcompatibility struct for APIs prior to 1.20.
// Note this is not used by the Windows daemon.
type ContainerJSON struct {
*types.ContainerJSONBase
Volumes map[string]string
VolumesRW map[string]bool
Config *ContainerConfig
NetworkSettings *v1p20.NetworkSettings
}
// ContainerConfig is a backcompatibility struct for APIs prior to 1.20.
type ContainerConfig struct {
*container.Config
MacAddress string
NetworkDisabled bool
ExposedPorts map[nat.Port]struct{}
// backward compatibility, they now live in HostConfig
VolumeDriver string
Memory int64
MemorySwap int64
CPUShares int64 `json:"CpuShares"`
CPUSet string `json:"Cpuset"`
}

View file

@ -1,40 +0,0 @@
// Package v1p20 provides specific API types for the API version 1, patch 20.
package v1p20
import (
"github.com/docker/engine-api/types"
"github.com/docker/engine-api/types/container"
"github.com/docker/go-connections/nat"
)
// ContainerJSON is a backcompatibility struct for the API 1.20
type ContainerJSON struct {
*types.ContainerJSONBase
Mounts []types.MountPoint
Config *ContainerConfig
NetworkSettings *NetworkSettings
}
// ContainerConfig is a backcompatibility struct used in ContainerJSON for the API 1.20
type ContainerConfig struct {
*container.Config
MacAddress string
NetworkDisabled bool
ExposedPorts map[nat.Port]struct{}
// backward compatibility, they now live in HostConfig
VolumeDriver string
}
// StatsJSON is a backcompatibility struct used in Stats for APIs prior to 1.21
type StatsJSON struct {
types.Stats
Network types.NetworkStats `json:"network,omitempty"`
}
// NetworkSettings is a backward compatible struct for APIs prior to 1.21
type NetworkSettings struct {
types.NetworkSettingsBase
types.DefaultNetworkSettings
}

View file

@ -1,223 +0,0 @@
// Package nat is a convenience package for manipulation of strings describing network ports.
package nat
import (
"fmt"
"net"
"strconv"
"strings"
)
const (
// portSpecTemplate is the expected format for port specifications
portSpecTemplate = "ip:hostPort:containerPort"
)
// PortBinding represents a binding between a Host IP address and a Host Port
type PortBinding struct {
// HostIP is the host IP Address
HostIP string `json:"HostIp"`
// HostPort is the host port number
HostPort string
}
// PortMap is a collection of PortBinding indexed by Port
type PortMap map[Port][]PortBinding
// PortSet is a collection of structs indexed by Port
type PortSet map[Port]struct{}
// Port is a string containing port number and protocol in the format "80/tcp"
type Port string
// NewPort creates a new instance of a Port given a protocol and port number or port range
func NewPort(proto, port string) (Port, error) {
// Check for parsing issues on "port" now so we can avoid having
// to check it later on.
portStartInt, portEndInt, err := ParsePortRangeToInt(port)
if err != nil {
return "", err
}
if portStartInt == portEndInt {
return Port(fmt.Sprintf("%d/%s", portStartInt, proto)), nil
}
return Port(fmt.Sprintf("%d-%d/%s", portStartInt, portEndInt, proto)), nil
}
// ParsePort parses the port number string and returns an int
func ParsePort(rawPort string) (int, error) {
if len(rawPort) == 0 {
return 0, nil
}
port, err := strconv.ParseUint(rawPort, 10, 16)
if err != nil {
return 0, err
}
return int(port), nil
}
// ParsePortRangeToInt parses the port range string and returns start/end ints
func ParsePortRangeToInt(rawPort string) (int, int, error) {
if len(rawPort) == 0 {
return 0, 0, nil
}
start, end, err := ParsePortRange(rawPort)
if err != nil {
return 0, 0, err
}
return int(start), int(end), nil
}
// Proto returns the protocol of a Port
func (p Port) Proto() string {
proto, _ := SplitProtoPort(string(p))
return proto
}
// Port returns the port number of a Port
func (p Port) Port() string {
_, port := SplitProtoPort(string(p))
return port
}
// Int returns the port number of a Port as an int
func (p Port) Int() int {
portStr := p.Port()
if len(portStr) == 0 {
return 0
}
// We don't need to check for an error because we're going to
// assume that any error would have been found, and reported, in NewPort()
port, _ := strconv.ParseUint(portStr, 10, 16)
return int(port)
}
// Range returns the start/end port numbers of a Port range as ints
func (p Port) Range() (int, int, error) {
return ParsePortRangeToInt(p.Port())
}
// SplitProtoPort splits a port in the format of proto/port
func SplitProtoPort(rawPort string) (string, string) {
parts := strings.Split(rawPort, "/")
l := len(parts)
if len(rawPort) == 0 || l == 0 || len(parts[0]) == 0 {
return "", ""
}
if l == 1 {
return "tcp", rawPort
}
if len(parts[1]) == 0 {
return "tcp", parts[0]
}
return parts[1], parts[0]
}
func validateProto(proto string) bool {
for _, availableProto := range []string{"tcp", "udp"} {
if availableProto == proto {
return true
}
}
return false
}
// ParsePortSpecs receives port specs in the format of ip:public:private/proto and parses
// these in to the internal types
func ParsePortSpecs(ports []string) (map[Port]struct{}, map[Port][]PortBinding, error) {
var (
exposedPorts = make(map[Port]struct{}, len(ports))
bindings = make(map[Port][]PortBinding)
)
for _, rawPort := range ports {
proto := "tcp"
if i := strings.LastIndex(rawPort, "/"); i != -1 {
proto = rawPort[i+1:]
rawPort = rawPort[:i]
}
if !strings.Contains(rawPort, ":") {
rawPort = fmt.Sprintf("::%s", rawPort)
} else if len(strings.Split(rawPort, ":")) == 2 {
rawPort = fmt.Sprintf(":%s", rawPort)
}
parts, err := PartParser(portSpecTemplate, rawPort)
if err != nil {
return nil, nil, err
}
var (
containerPort = parts["containerPort"]
rawIP = parts["ip"]
hostPort = parts["hostPort"]
)
if rawIP != "" && net.ParseIP(rawIP) == nil {
return nil, nil, fmt.Errorf("Invalid ip address: %s", rawIP)
}
if containerPort == "" {
return nil, nil, fmt.Errorf("No port specified: %s<empty>", rawPort)
}
startPort, endPort, err := ParsePortRange(containerPort)
if err != nil {
return nil, nil, fmt.Errorf("Invalid containerPort: %s", containerPort)
}
var startHostPort, endHostPort uint64 = 0, 0
if len(hostPort) > 0 {
startHostPort, endHostPort, err = ParsePortRange(hostPort)
if err != nil {
return nil, nil, fmt.Errorf("Invalid hostPort: %s", hostPort)
}
}
if hostPort != "" && (endPort-startPort) != (endHostPort-startHostPort) {
// Allow host port range iff containerPort is not a range.
// In this case, use the host port range as the dynamic
// host port range to allocate into.
if endPort != startPort {
return nil, nil, fmt.Errorf("Invalid ranges specified for container and host Ports: %s and %s", containerPort, hostPort)
}
}
if !validateProto(strings.ToLower(proto)) {
return nil, nil, fmt.Errorf("Invalid proto: %s", proto)
}
for i := uint64(0); i <= (endPort - startPort); i++ {
containerPort = strconv.FormatUint(startPort+i, 10)
if len(hostPort) > 0 {
hostPort = strconv.FormatUint(startHostPort+i, 10)
}
// Set hostPort to a range only if there is a single container port
// and a dynamic host port.
if startPort == endPort && startHostPort != endHostPort {
hostPort = fmt.Sprintf("%s-%s", hostPort, strconv.FormatUint(endHostPort, 10))
}
port, err := NewPort(strings.ToLower(proto), containerPort)
if err != nil {
return nil, nil, err
}
if _, exists := exposedPorts[port]; !exists {
exposedPorts[port] = struct{}{}
}
binding := PortBinding{
HostIP: rawIP,
HostPort: hostPort,
}
bslice, exists := bindings[port]
if !exists {
bslice = []PortBinding{}
}
bindings[port] = append(bslice, binding)
}
}
return exposedPorts, bindings, nil
}

View file

@ -1,525 +0,0 @@
package nat
import (
"testing"
)
func TestParsePort(t *testing.T) {
var (
p int
err error
)
p, err = ParsePort("1234")
if err != nil || p != 1234 {
t.Fatal("Parsing '1234' did not succeed")
}
// FIXME currently this is a valid port. I don't think it should be.
// I'm leaving this test commented out until we make a decision.
// - erikh
/*
p, err = ParsePort("0123")
if err != nil {
t.Fatal("Successfully parsed port '0123' to '123'")
}
*/
p, err = ParsePort("asdf")
if err == nil || p != 0 {
t.Fatal("Parsing port 'asdf' succeeded")
}
p, err = ParsePort("1asdf")
if err == nil || p != 0 {
t.Fatal("Parsing port '1asdf' succeeded")
}
}
func TestParsePortRangeToInt(t *testing.T) {
var (
begin int
end int
err error
)
type TestRange struct {
Range string
Begin int
End int
}
validRanges := []TestRange{
{"1234", 1234, 1234},
{"1234-1234", 1234, 1234},
{"1234-1235", 1234, 1235},
{"8000-9000", 8000, 9000},
{"0", 0, 0},
{"0-0", 0, 0},
}
for _, r := range validRanges {
begin, end, err = ParsePortRangeToInt(r.Range)
if err != nil || begin != r.Begin {
t.Fatalf("Parsing port range '%s' did not succeed. Expected begin %d, got %d", r.Range, r.Begin, begin)
}
if err != nil || end != r.End {
t.Fatalf("Parsing port range '%s' did not succeed. Expected end %d, got %d", r.Range, r.End, end)
}
}
invalidRanges := []string{
"asdf",
"1asdf",
"9000-8000",
"9000-",
"-8000",
"-8000-",
}
for _, r := range invalidRanges {
begin, end, err = ParsePortRangeToInt(r)
if err == nil || begin != 0 || end != 0 {
t.Fatalf("Parsing port range '%s' succeeded", r)
}
}
}
func TestPort(t *testing.T) {
p, err := NewPort("tcp", "1234")
if err != nil {
t.Fatalf("tcp, 1234 had a parsing issue: %v", err)
}
if string(p) != "1234/tcp" {
t.Fatal("tcp, 1234 did not result in the string 1234/tcp")
}
if p.Proto() != "tcp" {
t.Fatal("protocol was not tcp")
}
if p.Port() != "1234" {
t.Fatal("port string value was not 1234")
}
if p.Int() != 1234 {
t.Fatal("port int value was not 1234")
}
p, err = NewPort("tcp", "asd1234")
if err == nil {
t.Fatal("tcp, asd1234 was supposed to fail")
}
p, err = NewPort("tcp", "1234-1230")
if err == nil {
t.Fatal("tcp, 1234-1230 was supposed to fail")
}
p, err = NewPort("tcp", "1234-1242")
if err != nil {
t.Fatalf("tcp, 1234-1242 had a parsing issue: %v", err)
}
if string(p) != "1234-1242/tcp" {
t.Fatal("tcp, 1234-1242 did not result in the string 1234-1242/tcp")
}
}
func TestSplitProtoPort(t *testing.T) {
var (
proto string
port string
)
proto, port = SplitProtoPort("1234/tcp")
if proto != "tcp" || port != "1234" {
t.Fatal("Could not split 1234/tcp properly")
}
proto, port = SplitProtoPort("")
if proto != "" || port != "" {
t.Fatal("parsing an empty string yielded surprising results", proto, port)
}
proto, port = SplitProtoPort("1234")
if proto != "tcp" || port != "1234" {
t.Fatal("tcp is not the default protocol for portspec '1234'", proto, port)
}
proto, port = SplitProtoPort("1234/")
if proto != "tcp" || port != "1234" {
t.Fatal("parsing '1234/' yielded:" + port + "/" + proto)
}
proto, port = SplitProtoPort("/tcp")
if proto != "" || port != "" {
t.Fatal("parsing '/tcp' yielded:" + port + "/" + proto)
}
}
func TestParsePortSpecs(t *testing.T) {
var (
portMap map[Port]struct{}
bindingMap map[Port][]PortBinding
err error
)
portMap, bindingMap, err = ParsePortSpecs([]string{"1234/tcp", "2345/udp"})
if err != nil {
t.Fatalf("Error while processing ParsePortSpecs: %s", err)
}
if _, ok := portMap[Port("1234/tcp")]; !ok {
t.Fatal("1234/tcp was not parsed properly")
}
if _, ok := portMap[Port("2345/udp")]; !ok {
t.Fatal("2345/udp was not parsed properly")
}
for portspec, bindings := range bindingMap {
if len(bindings) != 1 {
t.Fatalf("%s should have exactly one binding", portspec)
}
if bindings[0].HostIP != "" {
t.Fatalf("HostIP should not be set for %s", portspec)
}
if bindings[0].HostPort != "" {
t.Fatalf("HostPort should not be set for %s", portspec)
}
}
portMap, bindingMap, err = ParsePortSpecs([]string{"1234:1234/tcp", "2345:2345/udp"})
if err != nil {
t.Fatalf("Error while processing ParsePortSpecs: %s", err)
}
if _, ok := portMap[Port("1234/tcp")]; !ok {
t.Fatal("1234/tcp was not parsed properly")
}
if _, ok := portMap[Port("2345/udp")]; !ok {
t.Fatal("2345/udp was not parsed properly")
}
for portspec, bindings := range bindingMap {
_, port := SplitProtoPort(string(portspec))
if len(bindings) != 1 {
t.Fatalf("%s should have exactly one binding", portspec)
}
if bindings[0].HostIP != "" {
t.Fatalf("HostIP should not be set for %s", portspec)
}
if bindings[0].HostPort != port {
t.Fatalf("HostPort should be %s for %s", port, portspec)
}
}
portMap, bindingMap, err = ParsePortSpecs([]string{"0.0.0.0:1234:1234/tcp", "0.0.0.0:2345:2345/udp"})
if err != nil {
t.Fatalf("Error while processing ParsePortSpecs: %s", err)
}
if _, ok := portMap[Port("1234/tcp")]; !ok {
t.Fatal("1234/tcp was not parsed properly")
}
if _, ok := portMap[Port("2345/udp")]; !ok {
t.Fatal("2345/udp was not parsed properly")
}
for portspec, bindings := range bindingMap {
_, port := SplitProtoPort(string(portspec))
if len(bindings) != 1 {
t.Fatalf("%s should have exactly one binding", portspec)
}
if bindings[0].HostIP != "0.0.0.0" {
t.Fatalf("HostIP is not 0.0.0.0 for %s", portspec)
}
if bindings[0].HostPort != port {
t.Fatalf("HostPort should be %s for %s", port, portspec)
}
}
_, _, err = ParsePortSpecs([]string{"localhost:1234:1234/tcp"})
if err == nil {
t.Fatal("Received no error while trying to parse a hostname instead of ip")
}
}
func TestParsePortSpecsWithRange(t *testing.T) {
var (
portMap map[Port]struct{}
bindingMap map[Port][]PortBinding
err error
)
portMap, bindingMap, err = ParsePortSpecs([]string{"1234-1236/tcp", "2345-2347/udp"})
if err != nil {
t.Fatalf("Error while processing ParsePortSpecs: %s", err)
}
if _, ok := portMap[Port("1235/tcp")]; !ok {
t.Fatal("1234/tcp was not parsed properly")
}
if _, ok := portMap[Port("2346/udp")]; !ok {
t.Fatal("2345/udp was not parsed properly")
}
for portspec, bindings := range bindingMap {
if len(bindings) != 1 {
t.Fatalf("%s should have exactly one binding", portspec)
}
if bindings[0].HostIP != "" {
t.Fatalf("HostIP should not be set for %s", portspec)
}
if bindings[0].HostPort != "" {
t.Fatalf("HostPort should not be set for %s", portspec)
}
}
portMap, bindingMap, err = ParsePortSpecs([]string{"1234-1236:1234-1236/tcp", "2345-2347:2345-2347/udp"})
if err != nil {
t.Fatalf("Error while processing ParsePortSpecs: %s", err)
}
if _, ok := portMap[Port("1235/tcp")]; !ok {
t.Fatal("1234/tcp was not parsed properly")
}
if _, ok := portMap[Port("2346/udp")]; !ok {
t.Fatal("2345/udp was not parsed properly")
}
for portspec, bindings := range bindingMap {
_, port := SplitProtoPort(string(portspec))
if len(bindings) != 1 {
t.Fatalf("%s should have exactly one binding", portspec)
}
if bindings[0].HostIP != "" {
t.Fatalf("HostIP should not be set for %s", portspec)
}
if bindings[0].HostPort != port {
t.Fatalf("HostPort should be %s for %s", port, portspec)
}
}
portMap, bindingMap, err = ParsePortSpecs([]string{"0.0.0.0:1234-1236:1234-1236/tcp", "0.0.0.0:2345-2347:2345-2347/udp"})
if err != nil {
t.Fatalf("Error while processing ParsePortSpecs: %s", err)
}
if _, ok := portMap[Port("1235/tcp")]; !ok {
t.Fatal("1234/tcp was not parsed properly")
}
if _, ok := portMap[Port("2346/udp")]; !ok {
t.Fatal("2345/udp was not parsed properly")
}
for portspec, bindings := range bindingMap {
_, port := SplitProtoPort(string(portspec))
if len(bindings) != 1 || bindings[0].HostIP != "0.0.0.0" || bindings[0].HostPort != port {
t.Fatalf("Expect single binding to port %s but found %s", port, bindings)
}
}
_, _, err = ParsePortSpecs([]string{"localhost:1234-1236:1234-1236/tcp"})
if err == nil {
t.Fatal("Received no error while trying to parse a hostname instead of ip")
}
}
func TestParseNetworkOptsPrivateOnly(t *testing.T) {
ports, bindings, err := ParsePortSpecs([]string{"192.168.1.100::80"})
if err != nil {
t.Fatal(err)
}
if len(ports) != 1 {
t.Logf("Expected 1 got %d", len(ports))
t.FailNow()
}
if len(bindings) != 1 {
t.Logf("Expected 1 got %d", len(bindings))
t.FailNow()
}
for k := range ports {
if k.Proto() != "tcp" {
t.Logf("Expected tcp got %s", k.Proto())
t.Fail()
}
if k.Port() != "80" {
t.Logf("Expected 80 got %s", k.Port())
t.Fail()
}
b, exists := bindings[k]
if !exists {
t.Log("Binding does not exist")
t.FailNow()
}
if len(b) != 1 {
t.Logf("Expected 1 got %d", len(b))
t.FailNow()
}
s := b[0]
if s.HostPort != "" {
t.Logf("Expected \"\" got %s", s.HostPort)
t.Fail()
}
if s.HostIP != "192.168.1.100" {
t.Fail()
}
}
}
func TestParseNetworkOptsPublic(t *testing.T) {
ports, bindings, err := ParsePortSpecs([]string{"192.168.1.100:8080:80"})
if err != nil {
t.Fatal(err)
}
if len(ports) != 1 {
t.Logf("Expected 1 got %d", len(ports))
t.FailNow()
}
if len(bindings) != 1 {
t.Logf("Expected 1 got %d", len(bindings))
t.FailNow()
}
for k := range ports {
if k.Proto() != "tcp" {
t.Logf("Expected tcp got %s", k.Proto())
t.Fail()
}
if k.Port() != "80" {
t.Logf("Expected 80 got %s", k.Port())
t.Fail()
}
b, exists := bindings[k]
if !exists {
t.Log("Binding does not exist")
t.FailNow()
}
if len(b) != 1 {
t.Logf("Expected 1 got %d", len(b))
t.FailNow()
}
s := b[0]
if s.HostPort != "8080" {
t.Logf("Expected 8080 got %s", s.HostPort)
t.Fail()
}
if s.HostIP != "192.168.1.100" {
t.Fail()
}
}
}
func TestParseNetworkOptsPublicNoPort(t *testing.T) {
ports, bindings, err := ParsePortSpecs([]string{"192.168.1.100"})
if err == nil {
t.Logf("Expected error Invalid containerPort")
t.Fail()
}
if ports != nil {
t.Logf("Expected nil got %s", ports)
t.Fail()
}
if bindings != nil {
t.Logf("Expected nil got %s", bindings)
t.Fail()
}
}
func TestParseNetworkOptsNegativePorts(t *testing.T) {
ports, bindings, err := ParsePortSpecs([]string{"192.168.1.100:-1:-1"})
if err == nil {
t.Fail()
}
if len(ports) != 0 {
t.Logf("Expected nil got %d", len(ports))
t.Fail()
}
if len(bindings) != 0 {
t.Logf("Expected 0 got %d", len(bindings))
t.Fail()
}
}
func TestParseNetworkOptsUdp(t *testing.T) {
ports, bindings, err := ParsePortSpecs([]string{"192.168.1.100::6000/udp"})
if err != nil {
t.Fatal(err)
}
if len(ports) != 1 {
t.Logf("Expected 1 got %d", len(ports))
t.FailNow()
}
if len(bindings) != 1 {
t.Logf("Expected 1 got %d", len(bindings))
t.FailNow()
}
for k := range ports {
if k.Proto() != "udp" {
t.Logf("Expected udp got %s", k.Proto())
t.Fail()
}
if k.Port() != "6000" {
t.Logf("Expected 6000 got %s", k.Port())
t.Fail()
}
b, exists := bindings[k]
if !exists {
t.Log("Binding does not exist")
t.FailNow()
}
if len(b) != 1 {
t.Logf("Expected 1 got %d", len(b))
t.FailNow()
}
s := b[0]
if s.HostPort != "" {
t.Logf("Expected \"\" got %s", s.HostPort)
t.Fail()
}
if s.HostIP != "192.168.1.100" {
t.Fail()
}
}
}

View file

@ -1,56 +0,0 @@
package nat
import (
"fmt"
"strconv"
"strings"
)
// PartParser parses and validates the specified string (data) using the specified template
// e.g. ip:public:private -> 192.168.0.1:80:8000
func PartParser(template, data string) (map[string]string, error) {
// ip:public:private
var (
templateParts = strings.Split(template, ":")
parts = strings.Split(data, ":")
out = make(map[string]string, len(templateParts))
)
if len(parts) != len(templateParts) {
return nil, fmt.Errorf("Invalid format to parse. %s should match template %s", data, template)
}
for i, t := range templateParts {
value := ""
if len(parts) > i {
value = parts[i]
}
out[t] = value
}
return out, nil
}
// ParsePortRange parses and validates the specified string as a port-range (8000-9000)
func ParsePortRange(ports string) (uint64, uint64, error) {
if ports == "" {
return 0, 0, fmt.Errorf("Empty string specified for ports.")
}
if !strings.Contains(ports, "-") {
start, err := strconv.ParseUint(ports, 10, 16)
end := start
return start, end, err
}
parts := strings.Split(ports, "-")
start, err := strconv.ParseUint(parts[0], 10, 16)
if err != nil {
return 0, 0, err
}
end, err := strconv.ParseUint(parts[1], 10, 16)
if err != nil {
return 0, 0, err
}
if end < start {
return 0, 0, fmt.Errorf("Invalid range specified for the Port: %s", ports)
}
return start, end, nil
}

View file

@ -1,54 +0,0 @@
package nat
import (
"strings"
"testing"
)
func TestParsePortRange(t *testing.T) {
if start, end, err := ParsePortRange("8000-8080"); err != nil || start != 8000 || end != 8080 {
t.Fatalf("Error: %s or Expecting {start,end} values {8000,8080} but found {%d,%d}.", err, start, end)
}
}
func TestParsePortRangeEmpty(t *testing.T) {
if _, _, err := ParsePortRange(""); err == nil || err.Error() != "Empty string specified for ports." {
t.Fatalf("Expected error 'Empty string specified for ports.', got %v", err)
}
}
func TestParsePortRangeWithNoRange(t *testing.T) {
start, end, err := ParsePortRange("8080")
if err != nil {
t.Fatal(err)
}
if start != 8080 || end != 8080 {
t.Fatalf("Expected start and end to be the same and equal to 8080, but were %v and %v", start, end)
}
}
func TestParsePortRangeIncorrectRange(t *testing.T) {
if _, _, err := ParsePortRange("9000-8080"); err == nil || !strings.Contains(err.Error(), "Invalid range specified for the Port") {
t.Fatalf("Expecting error 'Invalid range specified for the Port' but received %s.", err)
}
}
func TestParsePortRangeIncorrectEndRange(t *testing.T) {
if _, _, err := ParsePortRange("8000-a"); err == nil || !strings.Contains(err.Error(), "invalid syntax") {
t.Fatalf("Expecting error 'Invalid range specified for the Port' but received %s.", err)
}
if _, _, err := ParsePortRange("8000-30a"); err == nil || !strings.Contains(err.Error(), "invalid syntax") {
t.Fatalf("Expecting error 'Invalid range specified for the Port' but received %s.", err)
}
}
func TestParsePortRangeIncorrectStartRange(t *testing.T) {
if _, _, err := ParsePortRange("a-8000"); err == nil || !strings.Contains(err.Error(), "invalid syntax") {
t.Fatalf("Expecting error 'Invalid range specified for the Port' but received %s.", err)
}
if _, _, err := ParsePortRange("30a-8000"); err == nil || !strings.Contains(err.Error(), "invalid syntax") {
t.Fatalf("Expecting error 'Invalid range specified for the Port' but received %s.", err)
}
}

View file

@ -1,96 +0,0 @@
package nat
import (
"sort"
"strings"
)
type portSorter struct {
ports []Port
by func(i, j Port) bool
}
func (s *portSorter) Len() int {
return len(s.ports)
}
func (s *portSorter) Swap(i, j int) {
s.ports[i], s.ports[j] = s.ports[j], s.ports[i]
}
func (s *portSorter) Less(i, j int) bool {
ip := s.ports[i]
jp := s.ports[j]
return s.by(ip, jp)
}
// Sort sorts a list of ports using the provided predicate
// This function should compare `i` and `j`, returning true if `i` is
// considered to be less than `j`
func Sort(ports []Port, predicate func(i, j Port) bool) {
s := &portSorter{ports, predicate}
sort.Sort(s)
}
type portMapEntry struct {
port Port
binding PortBinding
}
type portMapSorter []portMapEntry
func (s portMapSorter) Len() int { return len(s) }
func (s portMapSorter) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
// sort the port so that the order is:
// 1. port with larger specified bindings
// 2. larger port
// 3. port with tcp protocol
func (s portMapSorter) Less(i, j int) bool {
pi, pj := s[i].port, s[j].port
hpi, hpj := toInt(s[i].binding.HostPort), toInt(s[j].binding.HostPort)
return hpi > hpj || pi.Int() > pj.Int() || (pi.Int() == pj.Int() && strings.ToLower(pi.Proto()) == "tcp")
}
// SortPortMap sorts the list of ports and their respected mapping. The ports
// will explicit HostPort will be placed first.
func SortPortMap(ports []Port, bindings PortMap) {
s := portMapSorter{}
for _, p := range ports {
if binding, ok := bindings[p]; ok {
for _, b := range binding {
s = append(s, portMapEntry{port: p, binding: b})
}
bindings[p] = []PortBinding{}
} else {
s = append(s, portMapEntry{port: p})
}
}
sort.Sort(s)
var (
i int
pm = make(map[Port]struct{})
)
// reorder ports
for _, entry := range s {
if _, ok := pm[entry.port]; !ok {
ports[i] = entry.port
pm[entry.port] = struct{}{}
i++
}
// reorder bindings for this port
if _, ok := bindings[entry.port]; ok {
bindings[entry.port] = append(bindings[entry.port], entry.binding)
}
}
}
func toInt(s string) uint64 {
i, _, err := ParsePortRange(s)
if err != nil {
i = 0
}
return i
}

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