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This commit is contained in:
Manuel de Brito Fontes 2016-07-11 23:42:47 -04:00
parent 8b25cc67a5
commit a736fba0e1
769 changed files with 15495 additions and 7996 deletions
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2
vendor/k8s.io/kubernetes/pkg/util/clock.go generated vendored
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@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/crypto/crypto.go generated vendored
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@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

478
vendor/k8s.io/kubernetes/pkg/util/deployment/deployment.go generated vendored
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@ -1,478 +0,0 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package deployment
import (
"fmt"
"strconv"
"time"
"github.com/golang/glog"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/unversioned"
"k8s.io/kubernetes/pkg/apis/extensions"
clientset "k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset"
"k8s.io/kubernetes/pkg/controller"
"k8s.io/kubernetes/pkg/labels"
"k8s.io/kubernetes/pkg/util/errors"
"k8s.io/kubernetes/pkg/util/integer"
intstrutil "k8s.io/kubernetes/pkg/util/intstr"
labelsutil "k8s.io/kubernetes/pkg/util/labels"
podutil "k8s.io/kubernetes/pkg/util/pod"
rsutil "k8s.io/kubernetes/pkg/util/replicaset"
"k8s.io/kubernetes/pkg/util/wait"
)
const (
// The revision annotation of a deployment's replica sets which records its rollout sequence
RevisionAnnotation = "deployment.kubernetes.io/revision"
// Here are the possible rollback event reasons
RollbackRevisionNotFound = "DeploymentRollbackRevisionNotFound"
RollbackTemplateUnchanged = "DeploymentRollbackTemplateUnchanged"
RollbackDone = "DeploymentRollback"
)
// GetAllReplicaSets returns the old and new replica sets targeted by the given Deployment. It gets PodList and ReplicaSetList from client interface.
// Note that the first set of old replica sets doesn't include the ones with no pods, and the second set of old replica sets include all old replica sets.
// The third returned value is the new replica set, and it may be nil if it doesn't exist yet.
func GetAllReplicaSets(deployment *extensions.Deployment, c clientset.Interface) ([]*extensions.ReplicaSet, []*extensions.ReplicaSet, *extensions.ReplicaSet, error) {
rsList, err := listReplicaSets(deployment, c)
if err != nil {
return nil, nil, nil, err
}
podList, err := listPods(deployment, c)
if err != nil {
return nil, nil, nil, err
}
oldRSes, allOldRSes, err := FindOldReplicaSets(deployment, rsList, podList)
if err != nil {
return nil, nil, nil, err
}
newRS, err := FindNewReplicaSet(deployment, rsList)
if err != nil {
return nil, nil, nil, err
}
return oldRSes, allOldRSes, newRS, nil
}
// GetOldReplicaSets returns the old replica sets targeted by the given Deployment; get PodList and ReplicaSetList from client interface.
// Note that the first set of old replica sets doesn't include the ones with no pods, and the second set of old replica sets include all old replica sets.
func GetOldReplicaSets(deployment *extensions.Deployment, c clientset.Interface) ([]*extensions.ReplicaSet, []*extensions.ReplicaSet, error) {
rsList, err := listReplicaSets(deployment, c)
if err != nil {
return nil, nil, err
}
podList, err := listPods(deployment, c)
if err != nil {
return nil, nil, err
}
return FindOldReplicaSets(deployment, rsList, podList)
}
// GetNewReplicaSet returns a replica set that matches the intent of the given deployment; get ReplicaSetList from client interface.
// Returns nil if the new replica set doesn't exist yet.
func GetNewReplicaSet(deployment *extensions.Deployment, c clientset.Interface) (*extensions.ReplicaSet, error) {
rsList, err := listReplicaSets(deployment, c)
if err != nil {
return nil, err
}
return FindNewReplicaSet(deployment, rsList)
}
// listReplicaSets lists all RSes the given deployment targets with the given client interface.
func listReplicaSets(deployment *extensions.Deployment, c clientset.Interface) ([]extensions.ReplicaSet, error) {
return ListReplicaSets(deployment,
func(namespace string, options api.ListOptions) ([]extensions.ReplicaSet, error) {
rsList, err := c.Extensions().ReplicaSets(namespace).List(options)
return rsList.Items, err
})
}
// listReplicaSets lists all Pods the given deployment targets with the given client interface.
func listPods(deployment *extensions.Deployment, c clientset.Interface) (*api.PodList, error) {
return ListPods(deployment,
func(namespace string, options api.ListOptions) (*api.PodList, error) {
return c.Core().Pods(namespace).List(options)
})
}
// TODO: switch this to full namespacers
type rsListFunc func(string, api.ListOptions) ([]extensions.ReplicaSet, error)
type podListFunc func(string, api.ListOptions) (*api.PodList, error)
// ListReplicaSets returns a slice of RSes the given deployment targets.
func ListReplicaSets(deployment *extensions.Deployment, getRSList rsListFunc) ([]extensions.ReplicaSet, error) {
// TODO: Right now we list replica sets by their labels. We should list them by selector, i.e. the replica set's selector
// should be a superset of the deployment's selector, see https://github.com/kubernetes/kubernetes/issues/19830;
// or use controllerRef, see https://github.com/kubernetes/kubernetes/issues/2210
namespace := deployment.Namespace
selector, err := unversioned.LabelSelectorAsSelector(deployment.Spec.Selector)
if err != nil {
return nil, err
}
options := api.ListOptions{LabelSelector: selector}
return getRSList(namespace, options)
}
// ListPods returns a list of pods the given deployment targets.
func ListPods(deployment *extensions.Deployment, getPodList podListFunc) (*api.PodList, error) {
namespace := deployment.Namespace
selector, err := unversioned.LabelSelectorAsSelector(deployment.Spec.Selector)
if err != nil {
return nil, err
}
options := api.ListOptions{LabelSelector: selector}
return getPodList(namespace, options)
}
// equalIgnoreHash returns true if two given podTemplateSpec are equal, ignoring the diff in value of Labels[pod-template-hash]
// We ignore pod-template-hash because the hash result would be different upon podTemplateSpec API changes
// (e.g. the addition of a new field will cause the hash code to change)
// Note that we assume input podTemplateSpecs contain non-empty labels
func equalIgnoreHash(template1, template2 api.PodTemplateSpec) (bool, error) {
// The podTemplateSpec must have a non-empty label so that label selectors can find them.
// This is checked by validation (of resources contain a podTemplateSpec).
if len(template1.Labels) == 0 || len(template2.Labels) == 0 {
return false, fmt.Errorf("Unexpected empty labels found in given template")
}
hash1 := template1.Labels[extensions.DefaultDeploymentUniqueLabelKey]
hash2 := template2.Labels[extensions.DefaultDeploymentUniqueLabelKey]
// compare equality ignoring pod-template-hash
template1.Labels[extensions.DefaultDeploymentUniqueLabelKey] = hash2
result := api.Semantic.DeepEqual(template1, template2)
template1.Labels[extensions.DefaultDeploymentUniqueLabelKey] = hash1
return result, nil
}
// FindNewReplicaSet returns the new RS this given deployment targets (the one with the same pod template).
func FindNewReplicaSet(deployment *extensions.Deployment, rsList []extensions.ReplicaSet) (*extensions.ReplicaSet, error) {
newRSTemplate := GetNewReplicaSetTemplate(deployment)
for i := range rsList {
equal, err := equalIgnoreHash(rsList[i].Spec.Template, newRSTemplate)
if err != nil {
return nil, err
}
if equal {
// This is the new ReplicaSet.
return &rsList[i], nil
}
}
// new ReplicaSet does not exist.
return nil, nil
}
// FindOldReplicaSets returns the old replica sets targeted by the given Deployment, with the given PodList and slice of RSes.
// Note that the first set of old replica sets doesn't include the ones with no pods, and the second set of old replica sets include all old replica sets.
func FindOldReplicaSets(deployment *extensions.Deployment, rsList []extensions.ReplicaSet, podList *api.PodList) ([]*extensions.ReplicaSet, []*extensions.ReplicaSet, error) {
// Find all pods whose labels match deployment.Spec.Selector, and corresponding replica sets for pods in podList.
// All pods and replica sets are labeled with pod-template-hash to prevent overlapping
oldRSs := map[string]extensions.ReplicaSet{}
allOldRSs := map[string]extensions.ReplicaSet{}
newRSTemplate := GetNewReplicaSetTemplate(deployment)
for _, pod := range podList.Items {
podLabelsSelector := labels.Set(pod.ObjectMeta.Labels)
for _, rs := range rsList {
rsLabelsSelector, err := unversioned.LabelSelectorAsSelector(rs.Spec.Selector)
if err != nil {
return nil, nil, fmt.Errorf("invalid label selector: %v", err)
}
// Filter out replica set that has the same pod template spec as the deployment - that is the new replica set.
equal, err := equalIgnoreHash(rs.Spec.Template, newRSTemplate)
if err != nil {
return nil, nil, err
}
if equal {
continue
}
allOldRSs[rs.ObjectMeta.Name] = rs
if rsLabelsSelector.Matches(podLabelsSelector) {
oldRSs[rs.ObjectMeta.Name] = rs
}
}
}
requiredRSs := []*extensions.ReplicaSet{}
for key := range oldRSs {
value := oldRSs[key]
requiredRSs = append(requiredRSs, &value)
}
allRSs := []*extensions.ReplicaSet{}
for key := range allOldRSs {
value := allOldRSs[key]
allRSs = append(allRSs, &value)
}
return requiredRSs, allRSs, nil
}
func WaitForReplicaSetUpdated(c clientset.Interface, desiredGeneration int64, namespace, name string) error {
return wait.Poll(10*time.Millisecond, 1*time.Minute, func() (bool, error) {
rs, err := c.Extensions().ReplicaSets(namespace).Get(name)
if err != nil {
return false, err
}
return rs.Status.ObservedGeneration >= desiredGeneration, nil
})
}
func WaitForPodsHashPopulated(c clientset.Interface, desiredGeneration int64, namespace, name string) error {
return wait.Poll(1*time.Second, 1*time.Minute, func() (bool, error) {
rs, err := c.Extensions().ReplicaSets(namespace).Get(name)
if err != nil {
return false, err
}
return rs.Status.ObservedGeneration >= desiredGeneration &&
rs.Status.FullyLabeledReplicas == rs.Spec.Replicas, nil
})
}
// LabelPodsWithHash labels all pods in the given podList with the new hash label.
// The returned bool value can be used to tell if all pods are actually labeled.
func LabelPodsWithHash(podList *api.PodList, rs *extensions.ReplicaSet, c clientset.Interface, namespace, hash string) (bool, error) {
allPodsLabeled := true
for _, pod := range podList.Items {
// Only label the pod that doesn't already have the new hash
if pod.Labels[extensions.DefaultDeploymentUniqueLabelKey] != hash {
if _, podUpdated, err := podutil.UpdatePodWithRetries(c.Core().Pods(namespace), &pod,
func(podToUpdate *api.Pod) error {
// Precondition: the pod doesn't contain the new hash in its label.
if podToUpdate.Labels[extensions.DefaultDeploymentUniqueLabelKey] == hash {
return errors.ErrPreconditionViolated
}
podToUpdate.Labels = labelsutil.AddLabel(podToUpdate.Labels, extensions.DefaultDeploymentUniqueLabelKey, hash)
return nil
}); err != nil {
return false, fmt.Errorf("error in adding template hash label %s to pod %+v: %s", hash, pod, err)
} else if podUpdated {
glog.V(4).Infof("Labeled %s %s/%s of %s %s/%s with hash %s.", pod.Kind, pod.Namespace, pod.Name, rs.Kind, rs.Namespace, rs.Name, hash)
} else {
// If the pod wasn't updated but didn't return error when we try to update it, we've hit "pod not found" or "precondition violated" error.
// Then we can't say all pods are labeled
allPodsLabeled = false
}
}
}
return allPodsLabeled, nil
}
// Returns the desired PodTemplateSpec for the new ReplicaSet corresponding to the given ReplicaSet.
func GetNewReplicaSetTemplate(deployment *extensions.Deployment) api.PodTemplateSpec {
// newRS will have the same template as in deployment spec, plus a unique label in some cases.
newRSTemplate := api.PodTemplateSpec{
ObjectMeta: deployment.Spec.Template.ObjectMeta,
Spec: deployment.Spec.Template.Spec,
}
newRSTemplate.ObjectMeta.Labels = labelsutil.CloneAndAddLabel(
deployment.Spec.Template.ObjectMeta.Labels,
extensions.DefaultDeploymentUniqueLabelKey,
podutil.GetPodTemplateSpecHash(newRSTemplate))
return newRSTemplate
}
// SetFromReplicaSetTemplate sets the desired PodTemplateSpec from a replica set template to the given deployment.
func SetFromReplicaSetTemplate(deployment *extensions.Deployment, template api.PodTemplateSpec) *extensions.Deployment {
deployment.Spec.Template.ObjectMeta = template.ObjectMeta
deployment.Spec.Template.Spec = template.Spec
deployment.Spec.Template.ObjectMeta.Labels = labelsutil.CloneAndRemoveLabel(
deployment.Spec.Template.ObjectMeta.Labels,
extensions.DefaultDeploymentUniqueLabelKey)
return deployment
}
// Returns the sum of Replicas of the given replica sets.
func GetReplicaCountForReplicaSets(replicaSets []*extensions.ReplicaSet) int32 {
totalReplicaCount := int32(0)
for _, rs := range replicaSets {
if rs != nil {
totalReplicaCount += rs.Spec.Replicas
}
}
return totalReplicaCount
}
// GetActualReplicaCountForReplicaSets returns the sum of actual replicas of the given replica sets.
func GetActualReplicaCountForReplicaSets(replicaSets []*extensions.ReplicaSet) int32 {
totalReplicaCount := int32(0)
for _, rs := range replicaSets {
if rs != nil {
totalReplicaCount += rs.Status.Replicas
}
}
return totalReplicaCount
}
// GetAvailablePodsForReplicaSets returns the number of available pods (listed from clientset) corresponding to the given replica sets.
func GetAvailablePodsForReplicaSets(c clientset.Interface, deployment *extensions.Deployment, rss []*extensions.ReplicaSet, minReadySeconds int32) (int32, error) {
podList, err := listPods(deployment, c)
if err != nil {
return 0, err
}
return CountAvailablePodsForReplicaSets(podList, rss, minReadySeconds)
}
// CountAvailablePodsForReplicaSets returns the number of available pods corresponding to the given pod list and replica sets.
// Note that the input pod list should be the pods targeted by the deployment of input replica sets.
func CountAvailablePodsForReplicaSets(podList *api.PodList, rss []*extensions.ReplicaSet, minReadySeconds int32) (int32, error) {
rsPods, err := filterPodsMatchingReplicaSets(rss, podList)
if err != nil {
return 0, err
}
return countAvailablePods(rsPods, minReadySeconds), nil
}
// GetAvailablePodsForDeployment returns the number of available pods (listed from clientset) corresponding to the given deployment.
func GetAvailablePodsForDeployment(c clientset.Interface, deployment *extensions.Deployment, minReadySeconds int32) (int32, error) {
podList, err := listPods(deployment, c)
if err != nil {
return 0, err
}
return countAvailablePods(podList.Items, minReadySeconds), nil
}
func countAvailablePods(pods []api.Pod, minReadySeconds int32) int32 {
availablePodCount := int32(0)
for _, pod := range pods {
if IsPodAvailable(&pod, minReadySeconds) {
availablePodCount++
}
}
return availablePodCount
}
func IsPodAvailable(pod *api.Pod, minReadySeconds int32) bool {
if !controller.IsPodActive(*pod) {
return false
}
// Check if we've passed minReadySeconds since LastTransitionTime
// If so, this pod is ready
for _, c := range pod.Status.Conditions {
// we only care about pod ready conditions
if c.Type == api.PodReady && c.Status == api.ConditionTrue {
// 2 cases that this ready condition is valid (passed minReadySeconds, i.e. the pod is available):
// 1. minReadySeconds == 0, or
// 2. LastTransitionTime (is set) + minReadySeconds (>0) < current time
minReadySecondsDuration := time.Duration(minReadySeconds) * time.Second
if minReadySeconds == 0 || !c.LastTransitionTime.IsZero() && c.LastTransitionTime.Add(minReadySecondsDuration).Before(time.Now()) {
return true
}
}
}
return false
}
// filterPodsMatchingReplicaSets filters the given pod list and only return the ones targeted by the input replicasets
func filterPodsMatchingReplicaSets(replicaSets []*extensions.ReplicaSet, podList *api.PodList) ([]api.Pod, error) {
rsPods := []api.Pod{}
for _, rs := range replicaSets {
matchingFunc, err := rsutil.MatchingPodsFunc(rs)
if err != nil {
return nil, err
}
if matchingFunc == nil {
continue
}
rsPods = append(rsPods, podutil.Filter(podList, matchingFunc)...)
}
return rsPods, nil
}
// Revision returns the revision number of the input replica set
func Revision(rs *extensions.ReplicaSet) (int64, error) {
v, ok := rs.Annotations[RevisionAnnotation]
if !ok {
return 0, nil
}
return strconv.ParseInt(v, 10, 64)
}
func IsRollingUpdate(deployment *extensions.Deployment) bool {
return deployment.Spec.Strategy.Type == extensions.RollingUpdateDeploymentStrategyType
}
// NewRSNewReplicas calculates the number of replicas a deployment's new RS should have.
// When one of the followings is true, we're rolling out the deployment; otherwise, we're scaling it.
// 1) The new RS is saturated: newRS's replicas == deployment's replicas
// 2) Max number of pods allowed is reached: deployment's replicas + maxSurge == all RSs' replicas
func NewRSNewReplicas(deployment *extensions.Deployment, allRSs []*extensions.ReplicaSet, newRS *extensions.ReplicaSet) (int32, error) {
switch deployment.Spec.Strategy.Type {
case extensions.RollingUpdateDeploymentStrategyType:
// Check if we can scale up.
maxSurge, err := intstrutil.GetValueFromIntOrPercent(&deployment.Spec.Strategy.RollingUpdate.MaxSurge, int(deployment.Spec.Replicas), true)
if err != nil {
return 0, err
}
// Find the total number of pods
currentPodCount := GetReplicaCountForReplicaSets(allRSs)
maxTotalPods := deployment.Spec.Replicas + int32(maxSurge)
if currentPodCount >= maxTotalPods {
// Cannot scale up.
return newRS.Spec.Replicas, nil
}
// Scale up.
scaleUpCount := maxTotalPods - currentPodCount
// Do not exceed the number of desired replicas.
scaleUpCount = int32(integer.IntMin(int(scaleUpCount), int(deployment.Spec.Replicas-newRS.Spec.Replicas)))
return newRS.Spec.Replicas + scaleUpCount, nil
case extensions.RecreateDeploymentStrategyType:
return deployment.Spec.Replicas, nil
default:
return 0, fmt.Errorf("deployment type %v isn't supported", deployment.Spec.Strategy.Type)
}
}
// Polls for deployment to be updated so that deployment.Status.ObservedGeneration >= desiredGeneration.
// Returns error if polling timesout.
func WaitForObservedDeployment(getDeploymentFunc func() (*extensions.Deployment, error), desiredGeneration int64, interval, timeout time.Duration) error {
// TODO: This should take clientset.Interface when all code is updated to use clientset. Keeping it this way allows the function to be used by callers who have client.Interface.
return wait.Poll(interval, timeout, func() (bool, error) {
deployment, err := getDeploymentFunc()
if err != nil {
return false, err
}
return deployment.Status.ObservedGeneration >= desiredGeneration, nil
})
}
// ResolveFenceposts resolves both maxSurge and maxUnavailable. This needs to happen in one
// step. For example:
//
// 2 desired, max unavailable 1%, surge 0% - should scale old(-1), then new(+1), then old(-1), then new(+1)
// 1 desired, max unavailable 1%, surge 0% - should scale old(-1), then new(+1)
// 2 desired, max unavailable 25%, surge 1% - should scale new(+1), then old(-1), then new(+1), then old(-1)
// 1 desired, max unavailable 25%, surge 1% - should scale new(+1), then old(-1)
// 2 desired, max unavailable 0%, surge 1% - should scale new(+1), then old(-1), then new(+1), then old(-1)
// 1 desired, max unavailable 0%, surge 1% - should scale new(+1), then old(-1)
func ResolveFenceposts(maxSurge, maxUnavailable *intstrutil.IntOrString, desired int32) (int32, int32, error) {
surge, err := intstrutil.GetValueFromIntOrPercent(maxSurge, int(desired), true)
if err != nil {
return 0, 0, err
}
unavailable, err := intstrutil.GetValueFromIntOrPercent(maxUnavailable, int(desired), false)
if err != nil {
return 0, 0, err
}
if surge == 0 && unavailable == 0 {
// Validation should never allow the user to explicitly use zero values for both maxSurge
// maxUnavailable. Due to rounding down maxUnavailable though, it may resolve to zero.
// If both fenceposts resolve to zero, then we should set maxUnavailable to 1 on the
// theory that surge might not work due to quota.
unavailable = 1
}
return int32(surge), int32(unavailable), nil
}

2
vendor/k8s.io/kubernetes/pkg/util/doc.go generated vendored
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@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/errors/doc.go generated vendored
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@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/errors/errors.go generated vendored
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@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/flag/flags.go generated vendored
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@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/flag/tristate.go generated vendored
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@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/flowcontrol/backoff.go generated vendored
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@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/flowcontrol/throttle.go generated vendored
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@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/framer/framer.go generated vendored
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@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/hash/hash.go generated vendored
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@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/homedir/homedir.go generated vendored
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@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

24
vendor/k8s.io/kubernetes/pkg/util/integer/integer.go generated vendored
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@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@ -30,6 +30,20 @@ func IntMin(a, b int) int {
return a
}
func Int32Max(a, b int32) int32 {
if b > a {
return b
}
return a
}
func Int32Min(a, b int32) int32 {
if b < a {
return b
}
return a
}
func Int64Max(a, b int64) int64 {
if b > a {
return b
@ -43,3 +57,11 @@ func Int64Min(a, b int64) int64 {
}
return a
}
// RoundToInt32 rounds floats into integer numbers.
func RoundToInt32(a float64) int32 {
if a < 0 {
return int32(a - 0.5)
}
return int32(a + 0.5)
}

2
vendor/k8s.io/kubernetes/pkg/util/intstr/generated.pb.go generated vendored
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@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

3
vendor/k8s.io/kubernetes/pkg/util/intstr/generated.proto generated vendored
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@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@ -30,7 +30,6 @@ option go_package = "intstr";
// accept a name or number.
// TODO: Rename to Int32OrString
//
// +gencopy=true
// +protobuf=true
// +protobuf.options.(gogoproto.goproto_stringer)=false
message IntOrString {

5
vendor/k8s.io/kubernetes/pkg/util/intstr/intstr.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@ -32,7 +32,6 @@ import (
// accept a name or number.
// TODO: Rename to Int32OrString
//
// +gencopy=true
// +protobuf=true
// +protobuf.options.(gogoproto.goproto_stringer)=false
type IntOrString struct {
@ -144,5 +143,5 @@ func getIntOrPercentValue(intOrStr *IntOrString) (int, bool, error) {
}
return int(v), true, nil
}
return 0, false, fmt.Errorf("invalid value: neither int nor percentage")
return 0, false, fmt.Errorf("invalid type: neither int nor percentage")
}

2
vendor/k8s.io/kubernetes/pkg/util/json/json.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/jsonpath/doc.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

4
vendor/k8s.io/kubernetes/pkg/util/jsonpath/jsonpath.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@ -23,7 +23,7 @@ import (
"reflect"
"strings"
"k8s.io/kubernetes/third_party/golang/template"
"k8s.io/kubernetes/third_party/forked/golang/template"
)
type JSONPath struct {

2
vendor/k8s.io/kubernetes/pkg/util/jsonpath/node.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/jsonpath/parser.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/labels/doc.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/labels/labels.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/line_delimiter.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/logs.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

8
vendor/k8s.io/kubernetes/pkg/util/net/http.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@ -77,8 +77,10 @@ func SetOldTransportDefaults(t *http.Transport) *http.Transport {
// for the Proxy, Dial, and TLSHandshakeTimeout fields if unset
func SetTransportDefaults(t *http.Transport) *http.Transport {
t = SetOldTransportDefaults(t)
// Allow HTTP2 clients but default off for now
if s := os.Getenv("ENABLE_HTTP2"); len(s) > 0 {
// Allow clients to disable http2 if needed.
if s := os.Getenv("DISABLE_HTTP2"); len(s) > 0 {
glog.Infof("HTTP2 has been explicitly disabled")
} else {
if err := http2.ConfigureTransport(t); err != nil {
glog.Warningf("Transport failed http2 configuration: %v", err)
}

2
vendor/k8s.io/kubernetes/pkg/util/net/interface.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/net/port_range.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/net/port_split.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/net/sets/ipnet.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

28
vendor/k8s.io/kubernetes/pkg/util/intstr/deep_copy_generated.go → vendor/k8s.io/kubernetes/pkg/util/net/util.go generated vendored
View file

@ -1,7 +1,5 @@
// +build !ignore_autogenerated
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@ -16,17 +14,23 @@ See the License for the specific language governing permissions and
limitations under the License.
*/
// This file was autogenerated by deepcopy-gen. Do not edit it manually!
package intstr
package net
import (
conversion "k8s.io/kubernetes/pkg/conversion"
"net"
"reflect"
)
func DeepCopy_intstr_IntOrString(in IntOrString, out *IntOrString, c *conversion.Cloner) error {
out.Type = in.Type
out.IntVal = in.IntVal
out.StrVal = in.StrVal
return nil
// IPNetEqual checks if the two input IPNets are representing the same subnet.
// For example,
// 10.0.0.1/24 and 10.0.0.0/24 are the same subnet.
// 10.0.0.1/24 and 10.0.0.0/25 are not the same subnet.
func IPNetEqual(ipnet1, ipnet2 *net.IPNet) bool {
if ipnet1 == nil || ipnet2 == nil {
return false
}
if reflect.DeepEqual(ipnet1.Mask, ipnet2.Mask) && ipnet1.Contains(ipnet2.IP) && ipnet2.Contains(ipnet1.IP) {
return true
}
return false
}

2
vendor/k8s.io/kubernetes/pkg/util/parsers/parsers.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/pod/doc.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/pod/pod.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

18
vendor/k8s.io/kubernetes/pkg/util/rand/rand.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@ -81,19 +81,3 @@ func String(length int) string {
}
return string(b)
}
// A type that satisfies the rand.Shufflable interface can be shuffled
// by Shuffle. Any sort.Interface will satisfy this interface.
type Shufflable interface {
Len() int
Swap(i, j int)
}
func Shuffle(data Shufflable) {
rng.Lock()
defer rng.Unlock()
for i := 0; i < data.Len(); i++ {
j := rng.rand.Intn(i + 1)
data.Swap(i, j)
}
}

2
vendor/k8s.io/kubernetes/pkg/util/replicaset/replicaset.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/resource_container_linux.go generated vendored
View file

@ -1,7 +1,7 @@
// +build linux
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/resource_container_unsupported.go generated vendored
View file

@ -1,7 +1,7 @@
// +build !linux
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/runner.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/runtime/runtime.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/sets/byte.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/sets/doc.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/sets/empty.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/sets/int.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/sets/int64.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/sets/string.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/slice/slice.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

4
vendor/k8s.io/kubernetes/pkg/util/strategicpatch/patch.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@ -22,7 +22,7 @@ import (
"sort"
"k8s.io/kubernetes/pkg/util/json"
forkedjson "k8s.io/kubernetes/third_party/forked/json"
forkedjson "k8s.io/kubernetes/third_party/forked/golang/json"
"github.com/davecgh/go-spew/spew"
"github.com/ghodss/yaml"

2
vendor/k8s.io/kubernetes/pkg/util/string_flag.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

56
vendor/k8s.io/kubernetes/pkg/util/sysctl/sysctl.go generated vendored Normal file
View file

@ -0,0 +1,56 @@
/*
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package sysctl
import (
"io/ioutil"
"path"
"strconv"
"strings"
)
const (
sysctlBase = "/proc/sys"
VmOvercommitMemory = "vm/overcommit_memory"
VmPanicOnOOM = "vm/panic_on_oom"
KernelPanic = "kernel/panic"
KernelPanicOnOops = "kernel/panic_on_oops"
VmOvercommitMemoryAlways = 1 // kernel performs no memory over-commit handling
VmPanicOnOOMInvokeOOMKiller = 0 // kernel calls the oom_killer function when OOM occurs
KernelPanicOnOopsAlways = 1 // kernel panics on kernel oops
KernelPanicRebootTimeout = 10 // seconds after a panic for the kernel to reboot
)
// GetSysctl returns the value for the specified sysctl setting
func GetSysctl(sysctl string) (int, error) {
data, err := ioutil.ReadFile(path.Join(sysctlBase, sysctl))
if err != nil {
return -1, err
}
val, err := strconv.Atoi(strings.Trim(string(data), " \n"))
if err != nil {
return -1, err
}
return val, nil
}
// SetSysctl modifies the specified sysctl flag to the new value
func SetSysctl(sysctl string, newVal int) error {
return ioutil.WriteFile(path.Join(sysctlBase, sysctl), []byte(strconv.Itoa(newVal)), 0640)
}

2
vendor/k8s.io/kubernetes/pkg/util/template.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/trace.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/umask.go generated vendored
View file

@ -1,7 +1,7 @@
// +build !windows
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/umask_windows.go generated vendored
View file

@ -1,7 +1,7 @@
// +build windows
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/util.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/uuid.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/validation/field/errors.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/validation/field/path.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

152
vendor/k8s.io/kubernetes/pkg/util/validation/validation.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@ -85,10 +85,10 @@ func IsValidLabelValue(value string) []string {
return errs
}
const DNS1123LabelFmt string = "[a-z0-9]([-a-z0-9]*[a-z0-9])?"
const dns1123LabelFmt string = "[a-z0-9]([-a-z0-9]*[a-z0-9])?"
const DNS1123LabelMaxLength int = 63
var dns1123LabelRegexp = regexp.MustCompile("^" + DNS1123LabelFmt + "$")
var dns1123LabelRegexp = regexp.MustCompile("^" + dns1123LabelFmt + "$")
// IsDNS1123Label tests for a string that conforms to the definition of a label in
// DNS (RFC 1123).
@ -98,15 +98,15 @@ func IsDNS1123Label(value string) []string {
errs = append(errs, MaxLenError(DNS1123LabelMaxLength))
}
if !dns1123LabelRegexp.MatchString(value) {
errs = append(errs, RegexError(DNS1123LabelFmt, "my-name", "123-abc"))
errs = append(errs, RegexError(dns1123LabelFmt, "my-name", "123-abc"))
}
return errs
}
const DNS1123SubdomainFmt string = DNS1123LabelFmt + "(\\." + DNS1123LabelFmt + ")*"
const dns1123SubdomainFmt string = dns1123LabelFmt + "(\\." + dns1123LabelFmt + ")*"
const DNS1123SubdomainMaxLength int = 253
var dns1123SubdomainRegexp = regexp.MustCompile("^" + DNS1123SubdomainFmt + "$")
var dns1123SubdomainRegexp = regexp.MustCompile("^" + dns1123SubdomainFmt + "$")
// IsDNS1123Subdomain tests for a string that conforms to the definition of a
// subdomain in DNS (RFC 1123).
@ -116,15 +116,15 @@ func IsDNS1123Subdomain(value string) []string {
errs = append(errs, MaxLenError(DNS1123SubdomainMaxLength))
}
if !dns1123SubdomainRegexp.MatchString(value) {
errs = append(errs, RegexError(DNS1123SubdomainFmt, "example.com"))
errs = append(errs, RegexError(dns1123SubdomainFmt, "example.com"))
}
return errs
}
const DNS952LabelFmt string = "[a-z]([-a-z0-9]*[a-z0-9])?"
const dns952LabelFmt string = "[a-z]([-a-z0-9]*[a-z0-9])?"
const DNS952LabelMaxLength int = 24
var dns952LabelRegexp = regexp.MustCompile("^" + DNS952LabelFmt + "$")
var dns952LabelRegexp = regexp.MustCompile("^" + dns952LabelFmt + "$")
// IsDNS952Label tests for a string that conforms to the definition of a label in
// DNS (RFC 952).
@ -134,24 +134,30 @@ func IsDNS952Label(value string) []string {
errs = append(errs, MaxLenError(DNS952LabelMaxLength))
}
if !dns952LabelRegexp.MatchString(value) {
errs = append(errs, RegexError(DNS952LabelFmt, "my-name", "abc-123"))
errs = append(errs, RegexError(dns952LabelFmt, "my-name", "abc-123"))
}
return errs
}
const CIdentifierFmt string = "[A-Za-z_][A-Za-z0-9_]*"
const cIdentifierFmt string = "[A-Za-z_][A-Za-z0-9_]*"
var cIdentifierRegexp = regexp.MustCompile("^" + CIdentifierFmt + "$")
var cIdentifierRegexp = regexp.MustCompile("^" + cIdentifierFmt + "$")
// IsCIdentifier tests for a string that conforms the definition of an identifier
// in C. This checks the format, but not the length.
func IsCIdentifier(value string) bool {
return cIdentifierRegexp.MatchString(value)
func IsCIdentifier(value string) []string {
if !cIdentifierRegexp.MatchString(value) {
return []string{RegexError(cIdentifierFmt, "my_name", "MY_NAME", "MyName")}
}
return nil
}
// IsValidPortNum tests that the argument is a valid, non-zero port number.
func IsValidPortNum(port int) bool {
return 0 < port && port < 65536
func IsValidPortNum(port int) []string {
if 1 <= port && port <= 65535 {
return nil
}
return []string{InclusiveRangeError(1, 65535)}
}
// Now in libcontainer UID/GID limits is 0 ~ 1<<31 - 1
@ -163,67 +169,99 @@ const (
maxGroupID = math.MaxInt32
)
// IsValidGroupId tests that the argument is a valid gids.
func IsValidGroupId(gid int64) bool {
return minGroupID <= gid && gid <= maxGroupID
// IsValidGroupId tests that the argument is a valid Unix GID.
func IsValidGroupId(gid int64) []string {
if minGroupID <= gid && gid <= maxGroupID {
return nil
}
return []string{InclusiveRangeError(minGroupID, maxGroupID)}
}
// IsValidUserId tests that the argument is a valid uids.
func IsValidUserId(uid int64) bool {
return minUserID <= uid && uid <= maxUserID
// IsValidUserId tests that the argument is a valid Unix UID.
func IsValidUserId(uid int64) []string {
if minUserID <= uid && uid <= maxUserID {
return nil
}
return []string{InclusiveRangeError(minUserID, maxUserID)}
}
const doubleHyphensFmt string = ".*(--).*"
var portNameCharsetRegex = regexp.MustCompile("^[-a-z0-9]+$")
var portNameOneLetterRegexp = regexp.MustCompile("[a-z]")
var doubleHyphensRegexp = regexp.MustCompile("^" + doubleHyphensFmt + "$")
const IdentifierNoHyphensBeginEndFmt string = "[a-z0-9]([a-z0-9-]*[a-z0-9])*"
var identifierNoHyphensBeginEndRegexp = regexp.MustCompile("^" + IdentifierNoHyphensBeginEndFmt + "$")
const atLeastOneLetterFmt string = ".*[a-z].*"
var atLeastOneLetterRegexp = regexp.MustCompile("^" + atLeastOneLetterFmt + "$")
// IsValidPortName check that the argument is valid syntax. It must be non empty and no more than 15 characters long
// It must contains at least one letter [a-z] and it must contains only [a-z0-9-].
// Hypens ('-') cannot be leading or trailing character of the string and cannot be adjacent to other hyphens.
// Although RFC 6335 allows upper and lower case characters but case is ignored for comparison purposes: (HTTP
// and http denote the same service).
func IsValidPortName(port string) bool {
if len(port) < 1 || len(port) > 15 {
return false
// IsValidPortName check that the argument is valid syntax. It must be
// non-empty and no more than 15 characters long. It may contain only [-a-z0-9]
// and must contain at least one letter [a-z]. It must not start or end with a
// hyphen, nor contain adjacent hyphens.
//
// Note: We only allow lower-case characters, even though RFC 6335 is case
// insensitive.
func IsValidPortName(port string) []string {
var errs []string
if len(port) > 15 {
errs = append(errs, MaxLenError(15))
}
if doubleHyphensRegexp.MatchString(port) {
return false
if !portNameCharsetRegex.MatchString(port) {
errs = append(errs, "must contain only alpha-numeric characters (a-z, 0-9), and hyphens (-)")
}
if identifierNoHyphensBeginEndRegexp.MatchString(port) && atLeastOneLetterRegexp.MatchString(port) {
return true
if !portNameOneLetterRegexp.MatchString(port) {
errs = append(errs, "must contain at least one letter (a-z)")
}
return false
if strings.Contains(port, "--") {
errs = append(errs, "must not contain consecutive hyphens")
}
if len(port) > 0 && (port[0] == '-' || port[len(port)-1] == '-') {
errs = append(errs, "must not begin or end with a hyphen")
}
return errs
}
// IsValidIP tests that the argument is a valid IP address.
func IsValidIP(value string) bool {
return net.ParseIP(value) != nil
func IsValidIP(value string) []string {
if net.ParseIP(value) == nil {
return []string{"must be a valid IP address, (e.g. 10.9.8.7)"}
}
return nil
}
const percentFmt string = "[0-9]+%"
var percentRegexp = regexp.MustCompile("^" + percentFmt + "$")
func IsValidPercent(percent string) bool {
return percentRegexp.MatchString(percent)
func IsValidPercent(percent string) []string {
if !percentRegexp.MatchString(percent) {
return []string{RegexError(percentFmt, "1%", "93%")}
}
return nil
}
const HTTPHeaderNameFmt string = "[-A-Za-z0-9]+"
const httpHeaderNameFmt string = "[-A-Za-z0-9]+"
var httpHeaderNameRegexp = regexp.MustCompile("^" + HTTPHeaderNameFmt + "$")
var httpHeaderNameRegexp = regexp.MustCompile("^" + httpHeaderNameFmt + "$")
// IsHTTPHeaderName checks that a string conforms to the Go HTTP library's
// definition of a valid header field name (a stricter subset than RFC7230).
func IsHTTPHeaderName(value string) bool {
return httpHeaderNameRegexp.MatchString(value)
func IsHTTPHeaderName(value string) []string {
if !httpHeaderNameRegexp.MatchString(value) {
return []string{RegexError(httpHeaderNameFmt, "X-Header-Name")}
}
return nil
}
const configMapKeyFmt = "\\.?" + dns1123SubdomainFmt
var configMapKeyRegexp = regexp.MustCompile("^" + configMapKeyFmt + "$")
// IsConfigMapKey tests for a string that conforms to the definition of a
// subdomain in DNS (RFC 1123), except that a leading dot is allowed
func IsConfigMapKey(value string) []string {
var errs []string
if len(value) > DNS1123SubdomainMaxLength {
errs = append(errs, MaxLenError(DNS1123SubdomainMaxLength))
}
if !configMapKeyRegexp.MatchString(value) {
errs = append(errs, RegexError(configMapKeyFmt, "key.name"))
}
return errs
}
// MaxLenError returns a string explanation of a "string too long" validation
@ -260,3 +298,9 @@ func prefixEach(msgs []string, prefix string) []string {
}
return msgs
}
// InclusiveRangeError returns a string explanation of a numeric "must be
// between" validation failure.
func InclusiveRangeError(lo, hi int) string {
return fmt.Sprintf(`must be between %d and %d, inclusive`, lo, hi)
}

2
vendor/k8s.io/kubernetes/pkg/util/wait/doc.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/wait/wait.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/workqueue/default_rate_limiters.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

55
vendor/k8s.io/kubernetes/pkg/util/workqueue/delaying_queue.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@ -39,11 +39,12 @@ func NewDelayingQueue() DelayingInterface {
func newDelayingQueue(clock util.Clock) DelayingInterface {
ret := &delayingType{
Interface: New(),
clock: clock,
heartbeat: clock.Tick(maxWait),
stopCh: make(chan struct{}),
waitingForAddCh: make(chan waitFor, 1000),
Interface: New(),
clock: clock,
heartbeat: clock.Tick(maxWait),
stopCh: make(chan struct{}),
waitingTimeByEntry: map[t]time.Time{},
waitingForAddCh: make(chan waitFor, 1000),
}
go ret.waitingLoop()
@ -66,6 +67,8 @@ type delayingType struct {
// waitingForAdd is an ordered slice of items to be added to the contained work queue
waitingForAdd []waitFor
// waitingTimeByEntry holds wait time by entry, so we can lookup pre-existing indexes
waitingTimeByEntry map[t]time.Time
// waitingForAddCh is a buffered channel that feeds waitingForAdd
waitingForAddCh chan waitFor
}
@ -118,6 +121,7 @@ func (q *delayingType) waitingLoop() {
if q.Interface.ShuttingDown() {
// discard waiting entries
q.waitingForAdd = nil
q.waitingTimeByEntry = nil
return
}
@ -130,6 +134,7 @@ func (q *delayingType) waitingLoop() {
break
}
q.Add(entry.data)
delete(q.waitingTimeByEntry, entry.data)
readyEntries++
}
q.waitingForAdd = q.waitingForAdd[readyEntries:]
@ -152,7 +157,7 @@ func (q *delayingType) waitingLoop() {
case waitEntry := <-q.waitingForAddCh:
if waitEntry.readyAt.After(q.clock.Now()) {
q.waitingForAdd = insert(q.waitingForAdd, waitEntry)
q.waitingForAdd = insert(q.waitingForAdd, q.waitingTimeByEntry, waitEntry)
} else {
q.Add(waitEntry.data)
}
@ -162,7 +167,7 @@ func (q *delayingType) waitingLoop() {
select {
case waitEntry := <-q.waitingForAddCh:
if waitEntry.readyAt.After(q.clock.Now()) {
q.waitingForAdd = insert(q.waitingForAdd, waitEntry)
q.waitingForAdd = insert(q.waitingForAdd, q.waitingTimeByEntry, waitEntry)
} else {
q.Add(waitEntry.data)
}
@ -177,7 +182,20 @@ func (q *delayingType) waitingLoop() {
// inserts the given entry into the sorted entries list
// same semantics as append()... the given slice may be modified,
// and the returned value should be used
func insert(entries []waitFor, entry waitFor) []waitFor {
func insert(entries []waitFor, knownEntries map[t]time.Time, entry waitFor) []waitFor {
// if the entry is already in our retry list and the existing time is before the new one, just skip it
existingTime, exists := knownEntries[entry.data]
if exists && existingTime.Before(entry.readyAt) {
return entries
}
// if the entry exists and is scheduled for later, go ahead and remove the entry
if exists {
if existingIndex := findEntryIndex(entries, existingTime, entry.data); existingIndex >= 0 && existingIndex < len(entries) {
entries = append(entries[:existingIndex], entries[existingIndex+1:]...)
}
}
insertionIndex := sort.Search(len(entries), func(i int) bool {
return entry.readyAt.Before(entries[i].readyAt)
})
@ -189,5 +207,24 @@ func insert(entries []waitFor, entry waitFor) []waitFor {
// insert the record
entries[insertionIndex] = entry
knownEntries[entry.data] = entry.readyAt
return entries
}
// findEntryIndex returns the index for an existing entry
func findEntryIndex(entries []waitFor, existingTime time.Time, data t) int {
index := sort.Search(len(entries), func(i int) bool {
return entries[i].readyAt.After(existingTime) || existingTime == entries[i].readyAt
})
// we know this is the earliest possible index, but there could be multiple with the same time
// iterate from here to find the dupe
for ; index < len(entries); index++ {
if entries[index].data == data {
break
}
}
return index
}

2
vendor/k8s.io/kubernetes/pkg/util/workqueue/doc.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/workqueue/parallelizer.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/workqueue/queue.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Copyright 2015 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/workqueue/rate_limitting_queue.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

2
vendor/k8s.io/kubernetes/pkg/util/yaml/decoder.go generated vendored
View file

@ -1,5 +1,5 @@
/*
Copyright 2014 The Kubernetes Authors All rights reserved.
Copyright 2014 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.