Add generated file
This PR adds generated files under pkg/client and vendor folder.
This commit is contained in:
xing-yang
608
vendor/k8s.io/kubernetes/pkg/apis/extensions/validation/validation.go
generated
vendored
Normal file
608
vendor/k8s.io/kubernetes/pkg/apis/extensions/validation/validation.go
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vendored
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@@ -0,0 +1,608 @@
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/*
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Copyright 2015 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package validation
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import (
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"net"
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"regexp"
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"strconv"
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"strings"
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apiequality "k8s.io/apimachinery/pkg/api/equality"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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unversionedvalidation "k8s.io/apimachinery/pkg/apis/meta/v1/validation"
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"k8s.io/apimachinery/pkg/labels"
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"k8s.io/apimachinery/pkg/util/intstr"
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"k8s.io/apimachinery/pkg/util/validation"
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"k8s.io/apimachinery/pkg/util/validation/field"
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api "k8s.io/kubernetes/pkg/apis/core"
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apivalidation "k8s.io/kubernetes/pkg/apis/core/validation"
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"k8s.io/kubernetes/pkg/apis/extensions"
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)
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// ValidateDaemonSet tests if required fields in the DaemonSet are set.
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func ValidateDaemonSet(ds *extensions.DaemonSet) field.ErrorList {
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allErrs := apivalidation.ValidateObjectMeta(&ds.ObjectMeta, true, ValidateDaemonSetName, field.NewPath("metadata"))
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allErrs = append(allErrs, ValidateDaemonSetSpec(&ds.Spec, field.NewPath("spec"))...)
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return allErrs
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}
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// ValidateDaemonSetUpdate tests if required fields in the DaemonSet are set.
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func ValidateDaemonSetUpdate(ds, oldDS *extensions.DaemonSet) field.ErrorList {
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allErrs := apivalidation.ValidateObjectMetaUpdate(&ds.ObjectMeta, &oldDS.ObjectMeta, field.NewPath("metadata"))
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allErrs = append(allErrs, ValidateDaemonSetSpecUpdate(&ds.Spec, &oldDS.Spec, field.NewPath("spec"))...)
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allErrs = append(allErrs, ValidateDaemonSetSpec(&ds.Spec, field.NewPath("spec"))...)
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return allErrs
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}
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func ValidateDaemonSetSpecUpdate(newSpec, oldSpec *extensions.DaemonSetSpec, fldPath *field.Path) field.ErrorList {
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allErrs := field.ErrorList{}
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// TemplateGeneration shouldn't be decremented
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if newSpec.TemplateGeneration < oldSpec.TemplateGeneration {
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allErrs = append(allErrs, field.Invalid(fldPath.Child("templateGeneration"), newSpec.TemplateGeneration, "must not be decremented"))
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}
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// TemplateGeneration should be increased when and only when template is changed
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templateUpdated := !apiequality.Semantic.DeepEqual(newSpec.Template, oldSpec.Template)
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if newSpec.TemplateGeneration == oldSpec.TemplateGeneration && templateUpdated {
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allErrs = append(allErrs, field.Invalid(fldPath.Child("templateGeneration"), newSpec.TemplateGeneration, "must be incremented upon template update"))
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} else if newSpec.TemplateGeneration > oldSpec.TemplateGeneration && !templateUpdated {
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allErrs = append(allErrs, field.Invalid(fldPath.Child("templateGeneration"), newSpec.TemplateGeneration, "must not be incremented without template update"))
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}
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return allErrs
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}
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// validateDaemonSetStatus validates a DaemonSetStatus
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func validateDaemonSetStatus(status *extensions.DaemonSetStatus, fldPath *field.Path) field.ErrorList {
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allErrs := field.ErrorList{}
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allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.CurrentNumberScheduled), fldPath.Child("currentNumberScheduled"))...)
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allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.NumberMisscheduled), fldPath.Child("numberMisscheduled"))...)
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allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.DesiredNumberScheduled), fldPath.Child("desiredNumberScheduled"))...)
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allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.NumberReady), fldPath.Child("numberReady"))...)
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allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(status.ObservedGeneration, fldPath.Child("observedGeneration"))...)
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allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.UpdatedNumberScheduled), fldPath.Child("updatedNumberScheduled"))...)
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allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.NumberAvailable), fldPath.Child("numberAvailable"))...)
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allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.NumberUnavailable), fldPath.Child("numberUnavailable"))...)
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if status.CollisionCount != nil {
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allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(*status.CollisionCount), fldPath.Child("collisionCount"))...)
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}
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return allErrs
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}
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// ValidateDaemonSetStatus validates tests if required fields in the DaemonSet Status section
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func ValidateDaemonSetStatusUpdate(ds, oldDS *extensions.DaemonSet) field.ErrorList {
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allErrs := apivalidation.ValidateObjectMetaUpdate(&ds.ObjectMeta, &oldDS.ObjectMeta, field.NewPath("metadata"))
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allErrs = append(allErrs, validateDaemonSetStatus(&ds.Status, field.NewPath("status"))...)
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if apivalidation.IsDecremented(ds.Status.CollisionCount, oldDS.Status.CollisionCount) {
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value := int32(0)
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if ds.Status.CollisionCount != nil {
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value = *ds.Status.CollisionCount
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}
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allErrs = append(allErrs, field.Invalid(field.NewPath("status").Child("collisionCount"), value, "cannot be decremented"))
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}
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return allErrs
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}
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// ValidateDaemonSetSpec tests if required fields in the DaemonSetSpec are set.
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func ValidateDaemonSetSpec(spec *extensions.DaemonSetSpec, fldPath *field.Path) field.ErrorList {
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allErrs := field.ErrorList{}
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allErrs = append(allErrs, unversionedvalidation.ValidateLabelSelector(spec.Selector, fldPath.Child("selector"))...)
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selector, err := metav1.LabelSelectorAsSelector(spec.Selector)
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if err == nil && !selector.Matches(labels.Set(spec.Template.Labels)) {
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allErrs = append(allErrs, field.Invalid(fldPath.Child("template", "metadata", "labels"), spec.Template.Labels, "`selector` does not match template `labels`"))
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}
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if spec.Selector != nil && len(spec.Selector.MatchLabels)+len(spec.Selector.MatchExpressions) == 0 {
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allErrs = append(allErrs, field.Invalid(fldPath.Child("selector"), spec.Selector, "empty selector is not valid for daemonset."))
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}
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allErrs = append(allErrs, apivalidation.ValidatePodTemplateSpec(&spec.Template, fldPath.Child("template"))...)
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// Daemons typically run on more than one node, so mark Read-Write persistent disks as invalid.
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allErrs = append(allErrs, apivalidation.ValidateReadOnlyPersistentDisks(spec.Template.Spec.Volumes, fldPath.Child("template", "spec", "volumes"))...)
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// RestartPolicy has already been first-order validated as per ValidatePodTemplateSpec().
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if spec.Template.Spec.RestartPolicy != api.RestartPolicyAlways {
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allErrs = append(allErrs, field.NotSupported(fldPath.Child("template", "spec", "restartPolicy"), spec.Template.Spec.RestartPolicy, []string{string(api.RestartPolicyAlways)}))
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}
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if spec.Template.Spec.ActiveDeadlineSeconds != nil {
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allErrs = append(allErrs, field.Invalid(fldPath.Child("template", "spec", "activeDeadlineSeconds"), spec.Template.Spec.ActiveDeadlineSeconds, "must not be specified"))
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}
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allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(spec.MinReadySeconds), fldPath.Child("minReadySeconds"))...)
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allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(spec.TemplateGeneration), fldPath.Child("templateGeneration"))...)
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allErrs = append(allErrs, ValidateDaemonSetUpdateStrategy(&spec.UpdateStrategy, fldPath.Child("updateStrategy"))...)
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if spec.RevisionHistoryLimit != nil {
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// zero is a valid RevisionHistoryLimit
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allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(*spec.RevisionHistoryLimit), fldPath.Child("revisionHistoryLimit"))...)
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}
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return allErrs
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}
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func ValidateRollingUpdateDaemonSet(rollingUpdate *extensions.RollingUpdateDaemonSet, fldPath *field.Path) field.ErrorList {
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allErrs := field.ErrorList{}
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allErrs = append(allErrs, ValidatePositiveIntOrPercent(rollingUpdate.MaxUnavailable, fldPath.Child("maxUnavailable"))...)
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if getIntOrPercentValue(rollingUpdate.MaxUnavailable) == 0 {
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// MaxUnavailable cannot be 0.
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allErrs = append(allErrs, field.Invalid(fldPath.Child("maxUnavailable"), rollingUpdate.MaxUnavailable, "cannot be 0"))
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}
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// Validate that MaxUnavailable is not more than 100%.
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allErrs = append(allErrs, IsNotMoreThan100Percent(rollingUpdate.MaxUnavailable, fldPath.Child("maxUnavailable"))...)
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return allErrs
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}
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func ValidateDaemonSetUpdateStrategy(strategy *extensions.DaemonSetUpdateStrategy, fldPath *field.Path) field.ErrorList {
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allErrs := field.ErrorList{}
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switch strategy.Type {
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case extensions.OnDeleteDaemonSetStrategyType:
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case extensions.RollingUpdateDaemonSetStrategyType:
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// Make sure RollingUpdate field isn't nil.
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if strategy.RollingUpdate == nil {
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allErrs = append(allErrs, field.Required(fldPath.Child("rollingUpdate"), ""))
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return allErrs
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}
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allErrs = append(allErrs, ValidateRollingUpdateDaemonSet(strategy.RollingUpdate, fldPath.Child("rollingUpdate"))...)
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default:
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validValues := []string{string(extensions.RollingUpdateDaemonSetStrategyType), string(extensions.OnDeleteDaemonSetStrategyType)}
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allErrs = append(allErrs, field.NotSupported(fldPath, strategy, validValues))
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}
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return allErrs
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}
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// ValidateDaemonSetName can be used to check whether the given daemon set name is valid.
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// Prefix indicates this name will be used as part of generation, in which case
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// trailing dashes are allowed.
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var ValidateDaemonSetName = apivalidation.NameIsDNSSubdomain
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// Validates that the given name can be used as a deployment name.
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var ValidateDeploymentName = apivalidation.NameIsDNSSubdomain
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func ValidatePositiveIntOrPercent(intOrPercent intstr.IntOrString, fldPath *field.Path) field.ErrorList {
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allErrs := field.ErrorList{}
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switch intOrPercent.Type {
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case intstr.String:
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for _, msg := range validation.IsValidPercent(intOrPercent.StrVal) {
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allErrs = append(allErrs, field.Invalid(fldPath, intOrPercent, msg))
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}
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case intstr.Int:
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allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(intOrPercent.IntValue()), fldPath)...)
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default:
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allErrs = append(allErrs, field.Invalid(fldPath, intOrPercent, "must be an integer or percentage (e.g '5%%')"))
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}
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return allErrs
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}
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func getPercentValue(intOrStringValue intstr.IntOrString) (int, bool) {
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if intOrStringValue.Type != intstr.String {
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return 0, false
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}
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if len(validation.IsValidPercent(intOrStringValue.StrVal)) != 0 {
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return 0, false
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}
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value, _ := strconv.Atoi(intOrStringValue.StrVal[:len(intOrStringValue.StrVal)-1])
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return value, true
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}
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func getIntOrPercentValue(intOrStringValue intstr.IntOrString) int {
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value, isPercent := getPercentValue(intOrStringValue)
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if isPercent {
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return value
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}
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return intOrStringValue.IntValue()
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}
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func IsNotMoreThan100Percent(intOrStringValue intstr.IntOrString, fldPath *field.Path) field.ErrorList {
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allErrs := field.ErrorList{}
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value, isPercent := getPercentValue(intOrStringValue)
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if !isPercent || value <= 100 {
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return nil
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}
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allErrs = append(allErrs, field.Invalid(fldPath, intOrStringValue, "must not be greater than 100%"))
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return allErrs
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}
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func ValidateRollingUpdateDeployment(rollingUpdate *extensions.RollingUpdateDeployment, fldPath *field.Path) field.ErrorList {
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allErrs := field.ErrorList{}
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allErrs = append(allErrs, ValidatePositiveIntOrPercent(rollingUpdate.MaxUnavailable, fldPath.Child("maxUnavailable"))...)
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allErrs = append(allErrs, ValidatePositiveIntOrPercent(rollingUpdate.MaxSurge, fldPath.Child("maxSurge"))...)
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if getIntOrPercentValue(rollingUpdate.MaxUnavailable) == 0 && getIntOrPercentValue(rollingUpdate.MaxSurge) == 0 {
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// Both MaxSurge and MaxUnavailable cannot be zero.
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allErrs = append(allErrs, field.Invalid(fldPath.Child("maxUnavailable"), rollingUpdate.MaxUnavailable, "may not be 0 when `maxSurge` is 0"))
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}
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// Validate that MaxUnavailable is not more than 100%.
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allErrs = append(allErrs, IsNotMoreThan100Percent(rollingUpdate.MaxUnavailable, fldPath.Child("maxUnavailable"))...)
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return allErrs
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}
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func ValidateDeploymentStrategy(strategy *extensions.DeploymentStrategy, fldPath *field.Path) field.ErrorList {
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allErrs := field.ErrorList{}
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switch strategy.Type {
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case extensions.RecreateDeploymentStrategyType:
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if strategy.RollingUpdate != nil {
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allErrs = append(allErrs, field.Forbidden(fldPath.Child("rollingUpdate"), "may not be specified when strategy `type` is '"+string(extensions.RecreateDeploymentStrategyType+"'")))
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}
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case extensions.RollingUpdateDeploymentStrategyType:
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// This should never happen since it's set and checked in defaults.go
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if strategy.RollingUpdate == nil {
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allErrs = append(allErrs, field.Required(fldPath.Child("rollingUpdate"), "this should be defaulted and never be nil"))
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} else {
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allErrs = append(allErrs, ValidateRollingUpdateDeployment(strategy.RollingUpdate, fldPath.Child("rollingUpdate"))...)
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}
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default:
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validValues := []string{string(extensions.RecreateDeploymentStrategyType), string(extensions.RollingUpdateDeploymentStrategyType)}
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allErrs = append(allErrs, field.NotSupported(fldPath, strategy, validValues))
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}
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return allErrs
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}
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func ValidateRollback(rollback *extensions.RollbackConfig, fldPath *field.Path) field.ErrorList {
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allErrs := field.ErrorList{}
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v := rollback.Revision
|
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allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(v), fldPath.Child("version"))...)
|
||||
return allErrs
|
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}
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|
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// Validates given deployment spec.
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func ValidateDeploymentSpec(spec *extensions.DeploymentSpec, fldPath *field.Path) field.ErrorList {
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allErrs := field.ErrorList{}
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||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(spec.Replicas), fldPath.Child("replicas"))...)
|
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|
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if spec.Selector == nil {
|
||||
allErrs = append(allErrs, field.Required(fldPath.Child("selector"), ""))
|
||||
} else {
|
||||
allErrs = append(allErrs, unversionedvalidation.ValidateLabelSelector(spec.Selector, fldPath.Child("selector"))...)
|
||||
if len(spec.Selector.MatchLabels)+len(spec.Selector.MatchExpressions) == 0 {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("selector"), spec.Selector, "empty selector is not valid for deployment."))
|
||||
}
|
||||
}
|
||||
|
||||
selector, err := metav1.LabelSelectorAsSelector(spec.Selector)
|
||||
if err != nil {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("selector"), spec.Selector, "invalid label selector."))
|
||||
} else {
|
||||
allErrs = append(allErrs, ValidatePodTemplateSpecForReplicaSet(&spec.Template, selector, spec.Replicas, fldPath.Child("template"))...)
|
||||
}
|
||||
|
||||
allErrs = append(allErrs, ValidateDeploymentStrategy(&spec.Strategy, fldPath.Child("strategy"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(spec.MinReadySeconds), fldPath.Child("minReadySeconds"))...)
|
||||
if spec.RevisionHistoryLimit != nil {
|
||||
// zero is a valid RevisionHistoryLimit
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(*spec.RevisionHistoryLimit), fldPath.Child("revisionHistoryLimit"))...)
|
||||
}
|
||||
if spec.RollbackTo != nil {
|
||||
allErrs = append(allErrs, ValidateRollback(spec.RollbackTo, fldPath.Child("rollback"))...)
|
||||
}
|
||||
if spec.ProgressDeadlineSeconds != nil {
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(*spec.ProgressDeadlineSeconds), fldPath.Child("progressDeadlineSeconds"))...)
|
||||
if *spec.ProgressDeadlineSeconds <= spec.MinReadySeconds {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("progressDeadlineSeconds"), spec.ProgressDeadlineSeconds, "must be greater than minReadySeconds."))
|
||||
}
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// Validates given deployment status.
|
||||
func ValidateDeploymentStatus(status *extensions.DeploymentStatus, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(status.ObservedGeneration, fldPath.Child("observedGeneration"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.Replicas), fldPath.Child("replicas"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.UpdatedReplicas), fldPath.Child("updatedReplicas"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.ReadyReplicas), fldPath.Child("readyReplicas"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.AvailableReplicas), fldPath.Child("availableReplicas"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.UnavailableReplicas), fldPath.Child("unavailableReplicas"))...)
|
||||
if status.CollisionCount != nil {
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(*status.CollisionCount), fldPath.Child("collisionCount"))...)
|
||||
}
|
||||
msg := "cannot be greater than status.replicas"
|
||||
if status.UpdatedReplicas > status.Replicas {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("updatedReplicas"), status.UpdatedReplicas, msg))
|
||||
}
|
||||
if status.ReadyReplicas > status.Replicas {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("readyReplicas"), status.ReadyReplicas, msg))
|
||||
}
|
||||
if status.AvailableReplicas > status.Replicas {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("availableReplicas"), status.AvailableReplicas, msg))
|
||||
}
|
||||
if status.AvailableReplicas > status.ReadyReplicas {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("availableReplicas"), status.AvailableReplicas, "cannot be greater than readyReplicas"))
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func ValidateDeploymentUpdate(update, old *extensions.Deployment) field.ErrorList {
|
||||
allErrs := apivalidation.ValidateObjectMetaUpdate(&update.ObjectMeta, &old.ObjectMeta, field.NewPath("metadata"))
|
||||
allErrs = append(allErrs, ValidateDeploymentSpec(&update.Spec, field.NewPath("spec"))...)
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func ValidateDeploymentStatusUpdate(update, old *extensions.Deployment) field.ErrorList {
|
||||
allErrs := apivalidation.ValidateObjectMetaUpdate(&update.ObjectMeta, &old.ObjectMeta, field.NewPath("metadata"))
|
||||
fldPath := field.NewPath("status")
|
||||
allErrs = append(allErrs, ValidateDeploymentStatus(&update.Status, fldPath)...)
|
||||
if apivalidation.IsDecremented(update.Status.CollisionCount, old.Status.CollisionCount) {
|
||||
value := int32(0)
|
||||
if update.Status.CollisionCount != nil {
|
||||
value = *update.Status.CollisionCount
|
||||
}
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("collisionCount"), value, "cannot be decremented"))
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func ValidateDeployment(obj *extensions.Deployment) field.ErrorList {
|
||||
allErrs := apivalidation.ValidateObjectMeta(&obj.ObjectMeta, true, ValidateDeploymentName, field.NewPath("metadata"))
|
||||
allErrs = append(allErrs, ValidateDeploymentSpec(&obj.Spec, field.NewPath("spec"))...)
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func ValidateDeploymentRollback(obj *extensions.DeploymentRollback) field.ErrorList {
|
||||
allErrs := apivalidation.ValidateAnnotations(obj.UpdatedAnnotations, field.NewPath("updatedAnnotations"))
|
||||
if len(obj.Name) == 0 {
|
||||
allErrs = append(allErrs, field.Required(field.NewPath("name"), "name is required"))
|
||||
}
|
||||
allErrs = append(allErrs, ValidateRollback(&obj.RollbackTo, field.NewPath("rollback"))...)
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// ValidateIngress tests if required fields in the Ingress are set.
|
||||
func ValidateIngress(ingress *extensions.Ingress) field.ErrorList {
|
||||
allErrs := apivalidation.ValidateObjectMeta(&ingress.ObjectMeta, true, ValidateIngressName, field.NewPath("metadata"))
|
||||
allErrs = append(allErrs, ValidateIngressSpec(&ingress.Spec, field.NewPath("spec"))...)
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// ValidateIngressName validates that the given name can be used as an Ingress name.
|
||||
var ValidateIngressName = apivalidation.NameIsDNSSubdomain
|
||||
|
||||
func validateIngressTLS(spec *extensions.IngressSpec, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
// TODO: Perform a more thorough validation of spec.TLS.Hosts that takes
|
||||
// the wildcard spec from RFC 6125 into account.
|
||||
for _, itls := range spec.TLS {
|
||||
for i, host := range itls.Hosts {
|
||||
if strings.Contains(host, "*") {
|
||||
for _, msg := range validation.IsWildcardDNS1123Subdomain(host) {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Index(i).Child("hosts"), host, msg))
|
||||
}
|
||||
continue
|
||||
}
|
||||
for _, msg := range validation.IsDNS1123Subdomain(host) {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Index(i).Child("hosts"), host, msg))
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// ValidateIngressSpec tests if required fields in the IngressSpec are set.
|
||||
func ValidateIngressSpec(spec *extensions.IngressSpec, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
// TODO: Is a default backend mandatory?
|
||||
if spec.Backend != nil {
|
||||
allErrs = append(allErrs, validateIngressBackend(spec.Backend, fldPath.Child("backend"))...)
|
||||
} else if len(spec.Rules) == 0 {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath, spec.Rules, "either `backend` or `rules` must be specified"))
|
||||
}
|
||||
if len(spec.Rules) > 0 {
|
||||
allErrs = append(allErrs, validateIngressRules(spec.Rules, fldPath.Child("rules"))...)
|
||||
}
|
||||
if len(spec.TLS) > 0 {
|
||||
allErrs = append(allErrs, validateIngressTLS(spec, fldPath.Child("tls"))...)
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// ValidateIngressUpdate tests if required fields in the Ingress are set.
|
||||
func ValidateIngressUpdate(ingress, oldIngress *extensions.Ingress) field.ErrorList {
|
||||
allErrs := apivalidation.ValidateObjectMetaUpdate(&ingress.ObjectMeta, &oldIngress.ObjectMeta, field.NewPath("metadata"))
|
||||
allErrs = append(allErrs, ValidateIngressSpec(&ingress.Spec, field.NewPath("spec"))...)
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// ValidateIngressStatusUpdate tests if required fields in the Ingress are set when updating status.
|
||||
func ValidateIngressStatusUpdate(ingress, oldIngress *extensions.Ingress) field.ErrorList {
|
||||
allErrs := apivalidation.ValidateObjectMetaUpdate(&ingress.ObjectMeta, &oldIngress.ObjectMeta, field.NewPath("metadata"))
|
||||
allErrs = append(allErrs, apivalidation.ValidateLoadBalancerStatus(&ingress.Status.LoadBalancer, field.NewPath("status", "loadBalancer"))...)
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func validateIngressRules(ingressRules []extensions.IngressRule, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
if len(ingressRules) == 0 {
|
||||
return append(allErrs, field.Required(fldPath, ""))
|
||||
}
|
||||
for i, ih := range ingressRules {
|
||||
if len(ih.Host) > 0 {
|
||||
if isIP := (net.ParseIP(ih.Host) != nil); isIP {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Index(i).Child("host"), ih.Host, "must be a DNS name, not an IP address"))
|
||||
}
|
||||
// TODO: Ports and ips are allowed in the host part of a url
|
||||
// according to RFC 3986, consider allowing them.
|
||||
if strings.Contains(ih.Host, "*") {
|
||||
for _, msg := range validation.IsWildcardDNS1123Subdomain(ih.Host) {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Index(i).Child("host"), ih.Host, msg))
|
||||
}
|
||||
continue
|
||||
}
|
||||
for _, msg := range validation.IsDNS1123Subdomain(ih.Host) {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Index(i).Child("host"), ih.Host, msg))
|
||||
}
|
||||
}
|
||||
allErrs = append(allErrs, validateIngressRuleValue(&ih.IngressRuleValue, fldPath.Index(0))...)
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func validateIngressRuleValue(ingressRule *extensions.IngressRuleValue, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
if ingressRule.HTTP != nil {
|
||||
allErrs = append(allErrs, validateHTTPIngressRuleValue(ingressRule.HTTP, fldPath.Child("http"))...)
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func validateHTTPIngressRuleValue(httpIngressRuleValue *extensions.HTTPIngressRuleValue, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
if len(httpIngressRuleValue.Paths) == 0 {
|
||||
allErrs = append(allErrs, field.Required(fldPath.Child("paths"), ""))
|
||||
}
|
||||
for i, rule := range httpIngressRuleValue.Paths {
|
||||
if len(rule.Path) > 0 {
|
||||
if !strings.HasPrefix(rule.Path, "/") {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("paths").Index(i).Child("path"), rule.Path, "must be an absolute path"))
|
||||
}
|
||||
// TODO: More draconian path regex validation.
|
||||
// Path must be a valid regex. This is the basic requirement.
|
||||
// In addition to this any characters not allowed in a path per
|
||||
// RFC 3986 section-3.3 cannot appear as a literal in the regex.
|
||||
// Consider the example: http://host/valid?#bar, everything after
|
||||
// the last '/' is a valid regex that matches valid#bar, which
|
||||
// isn't a valid path, because the path terminates at the first ?
|
||||
// or #. A more sophisticated form of validation would detect that
|
||||
// the user is confusing url regexes with path regexes.
|
||||
_, err := regexp.CompilePOSIX(rule.Path)
|
||||
if err != nil {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("paths").Index(i).Child("path"), rule.Path, "must be a valid regex"))
|
||||
}
|
||||
}
|
||||
allErrs = append(allErrs, validateIngressBackend(&rule.Backend, fldPath.Child("backend"))...)
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// validateIngressBackend tests if a given backend is valid.
|
||||
func validateIngressBackend(backend *extensions.IngressBackend, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
|
||||
// All backends must reference a single local service by name, and a single service port by name or number.
|
||||
if len(backend.ServiceName) == 0 {
|
||||
return append(allErrs, field.Required(fldPath.Child("serviceName"), ""))
|
||||
} else {
|
||||
for _, msg := range apivalidation.ValidateServiceName(backend.ServiceName, false) {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("serviceName"), backend.ServiceName, msg))
|
||||
}
|
||||
}
|
||||
allErrs = append(allErrs, apivalidation.ValidatePortNumOrName(backend.ServicePort, fldPath.Child("servicePort"))...)
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// ValidateReplicaSetName can be used to check whether the given ReplicaSet
|
||||
// name is valid.
|
||||
// Prefix indicates this name will be used as part of generation, in which case
|
||||
// trailing dashes are allowed.
|
||||
var ValidateReplicaSetName = apivalidation.NameIsDNSSubdomain
|
||||
|
||||
// ValidateReplicaSet tests if required fields in the ReplicaSet are set.
|
||||
func ValidateReplicaSet(rs *extensions.ReplicaSet) field.ErrorList {
|
||||
allErrs := apivalidation.ValidateObjectMeta(&rs.ObjectMeta, true, ValidateReplicaSetName, field.NewPath("metadata"))
|
||||
allErrs = append(allErrs, ValidateReplicaSetSpec(&rs.Spec, field.NewPath("spec"))...)
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// ValidateReplicaSetUpdate tests if required fields in the ReplicaSet are set.
|
||||
func ValidateReplicaSetUpdate(rs, oldRs *extensions.ReplicaSet) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
allErrs = append(allErrs, apivalidation.ValidateObjectMetaUpdate(&rs.ObjectMeta, &oldRs.ObjectMeta, field.NewPath("metadata"))...)
|
||||
allErrs = append(allErrs, ValidateReplicaSetSpec(&rs.Spec, field.NewPath("spec"))...)
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// ValidateReplicaSetStatusUpdate tests if required fields in the ReplicaSet are set.
|
||||
func ValidateReplicaSetStatusUpdate(rs, oldRs *extensions.ReplicaSet) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
allErrs = append(allErrs, apivalidation.ValidateObjectMetaUpdate(&rs.ObjectMeta, &oldRs.ObjectMeta, field.NewPath("metadata"))...)
|
||||
allErrs = append(allErrs, ValidateReplicaSetStatus(rs.Status, field.NewPath("status"))...)
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func ValidateReplicaSetStatus(status extensions.ReplicaSetStatus, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.Replicas), fldPath.Child("replicas"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.FullyLabeledReplicas), fldPath.Child("fullyLabeledReplicas"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.ReadyReplicas), fldPath.Child("readyReplicas"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.AvailableReplicas), fldPath.Child("availableReplicas"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.ObservedGeneration), fldPath.Child("observedGeneration"))...)
|
||||
msg := "cannot be greater than status.replicas"
|
||||
if status.FullyLabeledReplicas > status.Replicas {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("fullyLabeledReplicas"), status.FullyLabeledReplicas, msg))
|
||||
}
|
||||
if status.ReadyReplicas > status.Replicas {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("readyReplicas"), status.ReadyReplicas, msg))
|
||||
}
|
||||
if status.AvailableReplicas > status.Replicas {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("availableReplicas"), status.AvailableReplicas, msg))
|
||||
}
|
||||
if status.AvailableReplicas > status.ReadyReplicas {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("availableReplicas"), status.AvailableReplicas, "cannot be greater than readyReplicas"))
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// ValidateReplicaSetSpec tests if required fields in the ReplicaSet spec are set.
|
||||
func ValidateReplicaSetSpec(spec *extensions.ReplicaSetSpec, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(spec.Replicas), fldPath.Child("replicas"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(spec.MinReadySeconds), fldPath.Child("minReadySeconds"))...)
|
||||
|
||||
if spec.Selector == nil {
|
||||
allErrs = append(allErrs, field.Required(fldPath.Child("selector"), ""))
|
||||
} else {
|
||||
allErrs = append(allErrs, unversionedvalidation.ValidateLabelSelector(spec.Selector, fldPath.Child("selector"))...)
|
||||
if len(spec.Selector.MatchLabels)+len(spec.Selector.MatchExpressions) == 0 {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("selector"), spec.Selector, "empty selector is not valid for deployment."))
|
||||
}
|
||||
}
|
||||
|
||||
selector, err := metav1.LabelSelectorAsSelector(spec.Selector)
|
||||
if err != nil {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("selector"), spec.Selector, "invalid label selector."))
|
||||
} else {
|
||||
allErrs = append(allErrs, ValidatePodTemplateSpecForReplicaSet(&spec.Template, selector, spec.Replicas, fldPath.Child("template"))...)
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// Validates the given template and ensures that it is in accordance with the desired selector and replicas.
|
||||
func ValidatePodTemplateSpecForReplicaSet(template *api.PodTemplateSpec, selector labels.Selector, replicas int32, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
if template == nil {
|
||||
allErrs = append(allErrs, field.Required(fldPath, ""))
|
||||
} else {
|
||||
if !selector.Empty() {
|
||||
// Verify that the ReplicaSet selector matches the labels in template.
|
||||
labels := labels.Set(template.Labels)
|
||||
if !selector.Matches(labels) {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("metadata", "labels"), template.Labels, "`selector` does not match template `labels`"))
|
||||
}
|
||||
}
|
||||
allErrs = append(allErrs, apivalidation.ValidatePodTemplateSpec(template, fldPath)...)
|
||||
if replicas > 1 {
|
||||
allErrs = append(allErrs, apivalidation.ValidateReadOnlyPersistentDisks(template.Spec.Volumes, fldPath.Child("spec", "volumes"))...)
|
||||
}
|
||||
// RestartPolicy has already been first-order validated as per ValidatePodTemplateSpec().
|
||||
if template.Spec.RestartPolicy != api.RestartPolicyAlways {
|
||||
allErrs = append(allErrs, field.NotSupported(fldPath.Child("spec", "restartPolicy"), template.Spec.RestartPolicy, []string{string(api.RestartPolicyAlways)}))
|
||||
}
|
||||
if template.Spec.ActiveDeadlineSeconds != nil {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("spec", "activeDeadlineSeconds"), template.Spec.ActiveDeadlineSeconds, "must not be specified"))
|
||||
}
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
Reference in New Issue
Block a user