Update dependencies to K8s 1.8

vendor/k8s.io/client-go/rest/BUILD

@@ -1,7 +1,5 @@
 package(default_visibility = ["//visibility:public"])
 
-licenses(["notice"])
-
 load(
     "@io_bazel_rules_go//go:def.bzl",
     "go_library",
@@ -19,7 +17,6 @@ go_test(
         "urlbackoff_test.go",
     ],
     library = ":go_default_library",
-    tags = ["automanaged"],
     deps = [
         "//vendor/github.com/google/gofuzz:go_default_library",
         "//vendor/github.com/stretchr/testify/assert:go_default_library",
@@ -59,9 +56,9 @@ go_library(
         "versions.go",
         "zz_generated.deepcopy.go",
     ],
-    tags = ["automanaged"],
     deps = [
         "//vendor/github.com/golang/glog:go_default_library",
+        "//vendor/golang.org/x/net/http2:go_default_library",
         "//vendor/k8s.io/api/core/v1:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/api/errors:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
@@ -82,3 +79,20 @@ go_library(
         "//vendor/k8s.io/client-go/util/flowcontrol:go_default_library",
     ],
 )
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [
+        ":package-srcs",
+        "//staging/src/k8s.io/client-go/rest/fake:all-srcs",
+        "//staging/src/k8s.io/client-go/rest/watch:all-srcs",
+    ],
+    tags = ["automanaged"],
+)

vendor/k8s.io/client-go/rest/config.go

@@ -71,6 +71,10 @@ type Config struct {
 	// TODO: demonstrate an OAuth2 compatible client.
 	BearerToken string
 
+	// CacheDir is the directory where we'll store HTTP cached responses.
+	// If set to empty string, no caching mechanism will be used.
+	CacheDir string
+
 	// Impersonate is the configuration that RESTClient will use for impersonation.
 	Impersonate ImpersonationConfig
 
@@ -110,6 +114,9 @@ type Config struct {
 	// The maximum length of time to wait before giving up on a server request. A value of zero means no timeout.
 	Timeout time.Duration
 
+	// Dial specifies the dial function for creating unencrypted TCP connections.
+	Dial func(network, addr string) (net.Conn, error)
+
 	// Version forces a specific version to be used (if registered)
 	// Do we need this?
 	// Version string

vendor/k8s.io/client-go/rest/request.go

@@ -33,6 +33,7 @@ import (
 	"time"
 
 	"github.com/golang/glog"
+	"golang.org/x/net/http2"
 	"k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/runtime"
@@ -322,11 +323,14 @@ func (r *Request) setParam(paramName, value string) *Request {
 	return r
 }
 
-func (r *Request) SetHeader(key, value string) *Request {
+func (r *Request) SetHeader(key string, values ...string) *Request {
 	if r.headers == nil {
 		r.headers = http.Header{}
 	}
-	r.headers.Set(key, value)
+	r.headers.Del(key)
+	for _, value := range values {
+		r.headers.Add(key, value)
+	}
 	return r
 }
 
@@ -429,7 +433,7 @@ func (r *Request) URL() *url.URL {
 // finalURLTemplate is similar to URL(), but will make all specific parameter values equal
 // - instead of name or namespace, "{name}" and "{namespace}" will be used, and all query
 // parameters will be reset. This creates a copy of the request so as not to change the
-// underyling object.  This means some useful request info (like the types of field
+// underlying object.  This means some useful request info (like the types of field
 // selectors in use) will be lost.
 // TODO: preserve field selector keys
 func (r Request) finalURLTemplate() url.URL {
@@ -741,8 +745,29 @@ func (r *Request) DoRaw() ([]byte, error) {
 func (r *Request) transformResponse(resp *http.Response, req *http.Request) Result {
 	var body []byte
 	if resp.Body != nil {
-		if data, err := ioutil.ReadAll(resp.Body); err == nil {
+		data, err := ioutil.ReadAll(resp.Body)
+		switch err.(type) {
+		case nil:
 			body = data
+		case http2.StreamError:
+			// This is trying to catch the scenario that the server may close the connection when sending the
+			// response body. This can be caused by server timeout due to a slow network connection.
+			// TODO: Add test for this. Steps may be:
+			// 1. client-go (or kubectl) sends a GET request.
+			// 2. Apiserver sends back the headers and then part of the body
+			// 3. Apiserver closes connection.
+			// 4. client-go should catch this and return an error.
+			glog.V(2).Infof("Stream error %#v when reading response body, may be caused by closed connection.", err)
+			streamErr := fmt.Errorf("Stream error %#v when reading response body, may be caused by closed connection. Please retry.", err)
+			return Result{
+				err: streamErr,
+			}
+		default:
+			glog.Errorf("Unexpected error when reading response body: %#v", err)
+			unexpectedErr := fmt.Errorf("Unexpected error %#v when reading response body. Please retry.", err)
+			return Result{
+				err: unexpectedErr,
+			}
 		}
 	}
 
@@ -889,7 +914,7 @@ func isTextResponse(resp *http.Response) bool {
 func checkWait(resp *http.Response) (int, bool) {
 	switch r := resp.StatusCode; {
 	// any 500 error code and 429 can trigger a wait
-	case r == errors.StatusTooManyRequests, r >= 500:
+	case r == http.StatusTooManyRequests, r >= 500:
 	default:
 		return 0, false
 	}

vendor/k8s.io/client-go/rest/transport.go

@@ -89,11 +89,13 @@ func (c *Config) TransportConfig() (*transport.Config, error) {
 		},
 		Username:    c.Username,
 		Password:    c.Password,
+		CacheDir:    c.CacheDir,
 		BearerToken: c.BearerToken,
 		Impersonate: transport.ImpersonationConfig{
 			UserName: c.Impersonate.UserName,
 			Groups:   c.Impersonate.Groups,
 			Extra:    c.Impersonate.Extra,
 		},
+		Dial: c.Dial,
 	}, nil
 }

vendor/k8s.io/client-go/rest/watch/BUILD

@@ -1,7 +1,5 @@
 package(default_visibility = ["//visibility:public"])
 
-licenses(["notice"])
-
 load(
     "@io_bazel_rules_go//go:def.bzl",
     "go_library",
@@ -14,7 +12,6 @@ go_library(
         "decoder.go",
         "encoder.go",
     ],
-    tags = ["automanaged"],
     deps = [
         "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/runtime:go_default_library",
@@ -29,7 +26,6 @@ go_test(
         "decoder_test.go",
         "encoder_test.go",
     ],
-    tags = ["automanaged"],
     deps = [
         "//vendor/k8s.io/api/core/v1:go_default_library",
         "//vendor/k8s.io/apimachinery/pkg/api/equality:go_default_library",
@@ -44,3 +40,16 @@ go_test(
         "//vendor/k8s.io/client-go/rest/watch:go_default_library",
     ],
 )
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+)

vendor/k8s.io/client-go/rest/zz_generated.deepcopy.go

@@ -25,7 +25,9 @@ import (
 	reflect "reflect"
 )
 
-// Deprecated: GetGeneratedDeepCopyFuncs returns the generated funcs, since we aren't registering them.
+// GetGeneratedDeepCopyFuncs returns the generated funcs, since we aren't registering them.
+//
+// Deprecated: deepcopy registration will go away when static deepcopy is fully implemented.
 func GetGeneratedDeepCopyFuncs() []conversion.GeneratedDeepCopyFunc {
 	return []conversion.GeneratedDeepCopyFunc{
 		{Fn: func(in interface{}, out interface{}, c *conversion.Cloner) error {
@@ -56,12 +58,12 @@ func (in *TLSClientConfig) DeepCopyInto(out *TLSClientConfig) {
 	return
 }
 
-// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, creating a new TLSClientConfig.
-func (x *TLSClientConfig) DeepCopy() *TLSClientConfig {
-	if x == nil {
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new TLSClientConfig.
+func (in *TLSClientConfig) DeepCopy() *TLSClientConfig {
+	if in == nil {
 		return nil
 	}
 	out := new(TLSClientConfig)
-	x.DeepCopyInto(out)
+	in.DeepCopyInto(out)
 	return out
 }