mirror of
https://github.com/ceph/ceph-csi.git
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vendor files
This commit is contained in:
Serguei Bezverkhi
60
vendor/k8s.io/kubernetes/pkg/apis/extensions/validation/BUILD
generated
vendored
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60
vendor/k8s.io/kubernetes/pkg/apis/extensions/validation/BUILD
generated
vendored
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@ -0,0 +1,60 @@
|
||||
package(default_visibility = ["//visibility:public"])
|
||||
|
||||
load(
|
||||
"@io_bazel_rules_go//go:def.bzl",
|
||||
"go_library",
|
||||
"go_test",
|
||||
)
|
||||
|
||||
go_library(
|
||||
name = "go_default_library",
|
||||
srcs = ["validation.go"],
|
||||
importpath = "k8s.io/kubernetes/pkg/apis/extensions/validation",
|
||||
deps = [
|
||||
"//pkg/apis/core:go_default_library",
|
||||
"//pkg/apis/core/validation:go_default_library",
|
||||
"//pkg/apis/extensions:go_default_library",
|
||||
"//pkg/security/apparmor:go_default_library",
|
||||
"//pkg/security/podsecuritypolicy/seccomp:go_default_library",
|
||||
"//pkg/security/podsecuritypolicy/util:go_default_library",
|
||||
"//vendor/k8s.io/apimachinery/pkg/api/equality:go_default_library",
|
||||
"//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
|
||||
"//vendor/k8s.io/apimachinery/pkg/apis/meta/v1/validation:go_default_library",
|
||||
"//vendor/k8s.io/apimachinery/pkg/labels:go_default_library",
|
||||
"//vendor/k8s.io/apimachinery/pkg/util/intstr:go_default_library",
|
||||
"//vendor/k8s.io/apimachinery/pkg/util/sets:go_default_library",
|
||||
"//vendor/k8s.io/apimachinery/pkg/util/validation:go_default_library",
|
||||
"//vendor/k8s.io/apimachinery/pkg/util/validation/field:go_default_library",
|
||||
],
|
||||
)
|
||||
|
||||
go_test(
|
||||
name = "go_default_test",
|
||||
srcs = ["validation_test.go"],
|
||||
importpath = "k8s.io/kubernetes/pkg/apis/extensions/validation",
|
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library = ":go_default_library",
|
||||
deps = [
|
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"//pkg/apis/core:go_default_library",
|
||||
"//pkg/apis/extensions:go_default_library",
|
||||
"//pkg/security/apparmor:go_default_library",
|
||||
"//pkg/security/podsecuritypolicy/seccomp:go_default_library",
|
||||
"//pkg/security/podsecuritypolicy/util:go_default_library",
|
||||
"//vendor/github.com/davecgh/go-spew/spew:go_default_library",
|
||||
"//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
|
||||
"//vendor/k8s.io/apimachinery/pkg/util/intstr:go_default_library",
|
||||
"//vendor/k8s.io/apimachinery/pkg/util/validation/field:go_default_library",
|
||||
],
|
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)
|
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|
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filegroup(
|
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name = "package-srcs",
|
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srcs = glob(["**"]),
|
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tags = ["automanaged"],
|
||||
visibility = ["//visibility:private"],
|
||||
)
|
||||
|
||||
filegroup(
|
||||
name = "all-srcs",
|
||||
srcs = [":package-srcs"],
|
||||
tags = ["automanaged"],
|
||||
)
|
||||
922
vendor/k8s.io/kubernetes/pkg/apis/extensions/validation/validation.go
generated
vendored
Normal file
922
vendor/k8s.io/kubernetes/pkg/apis/extensions/validation/validation.go
generated
vendored
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@ -0,0 +1,922 @@
|
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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");
|
||||
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 validation
|
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|
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import (
|
||||
"fmt"
|
||||
"net"
|
||||
|
||||
"path/filepath"
|
||||
"regexp"
|
||||
"strconv"
|
||||
"strings"
|
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|
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apiequality "k8s.io/apimachinery/pkg/api/equality"
|
||||
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
|
||||
unversionedvalidation "k8s.io/apimachinery/pkg/apis/meta/v1/validation"
|
||||
"k8s.io/apimachinery/pkg/labels"
|
||||
"k8s.io/apimachinery/pkg/util/intstr"
|
||||
"k8s.io/apimachinery/pkg/util/sets"
|
||||
"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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"k8s.io/kubernetes/pkg/security/apparmor"
|
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"k8s.io/kubernetes/pkg/security/podsecuritypolicy/seccomp"
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psputil "k8s.io/kubernetes/pkg/security/podsecuritypolicy/util"
|
||||
)
|
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|
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// ValidateDaemonSet tests if required fields in the DaemonSet are set.
|
||||
func ValidateDaemonSet(ds *extensions.DaemonSet) field.ErrorList {
|
||||
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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|
||||
// 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"))
|
||||
}
|
||||
|
||||
// TemplateGeneration should be increased when and only when template is changed
|
||||
templateUpdated := !apiequality.Semantic.DeepEqual(newSpec.Template, oldSpec.Template)
|
||||
if newSpec.TemplateGeneration == oldSpec.TemplateGeneration && templateUpdated {
|
||||
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 {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("templateGeneration"), newSpec.TemplateGeneration, "must not be incremented without template update"))
|
||||
}
|
||||
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// validateDaemonSetStatus validates a DaemonSetStatus
|
||||
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"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.NumberMisscheduled), fldPath.Child("numberMisscheduled"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.DesiredNumberScheduled), fldPath.Child("desiredNumberScheduled"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.NumberReady), fldPath.Child("numberReady"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(status.ObservedGeneration, fldPath.Child("observedGeneration"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.UpdatedNumberScheduled), fldPath.Child("updatedNumberScheduled"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.NumberAvailable), fldPath.Child("numberAvailable"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.NumberUnavailable), fldPath.Child("numberUnavailable"))...)
|
||||
if status.CollisionCount != nil {
|
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allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(*status.CollisionCount), fldPath.Child("collisionCount"))...)
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// ValidateDaemonSetStatus validates tests if required fields in the DaemonSet Status section
|
||||
func ValidateDaemonSetStatusUpdate(ds, oldDS *extensions.DaemonSet) field.ErrorList {
|
||||
allErrs := apivalidation.ValidateObjectMetaUpdate(&ds.ObjectMeta, &oldDS.ObjectMeta, field.NewPath("metadata"))
|
||||
allErrs = append(allErrs, validateDaemonSetStatus(&ds.Status, field.NewPath("status"))...)
|
||||
if isDecremented(ds.Status.CollisionCount, oldDS.Status.CollisionCount) {
|
||||
value := int32(0)
|
||||
if ds.Status.CollisionCount != nil {
|
||||
value = *ds.Status.CollisionCount
|
||||
}
|
||||
allErrs = append(allErrs, field.Invalid(field.NewPath("status").Child("collisionCount"), value, "cannot be decremented"))
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// ValidateDaemonSetSpec tests if required fields in the DaemonSetSpec are set.
|
||||
func ValidateDaemonSetSpec(spec *extensions.DaemonSetSpec, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
|
||||
allErrs = append(allErrs, unversionedvalidation.ValidateLabelSelector(spec.Selector, fldPath.Child("selector"))...)
|
||||
|
||||
selector, err := metav1.LabelSelectorAsSelector(spec.Selector)
|
||||
if err == nil && !selector.Matches(labels.Set(spec.Template.Labels)) {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("template", "metadata", "labels"), spec.Template.Labels, "`selector` does not match template `labels`"))
|
||||
}
|
||||
if spec.Selector != nil && 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 daemonset."))
|
||||
}
|
||||
|
||||
allErrs = append(allErrs, apivalidation.ValidatePodTemplateSpec(&spec.Template, fldPath.Child("template"))...)
|
||||
// Daemons typically run on more than one node, so mark Read-Write persistent disks as invalid.
|
||||
allErrs = append(allErrs, apivalidation.ValidateReadOnlyPersistentDisks(spec.Template.Spec.Volumes, fldPath.Child("template", "spec", "volumes"))...)
|
||||
// RestartPolicy has already been first-order validated as per ValidatePodTemplateSpec().
|
||||
if spec.Template.Spec.RestartPolicy != api.RestartPolicyAlways {
|
||||
allErrs = append(allErrs, field.NotSupported(fldPath.Child("template", "spec", "restartPolicy"), spec.Template.Spec.RestartPolicy, []string{string(api.RestartPolicyAlways)}))
|
||||
}
|
||||
if spec.Template.Spec.ActiveDeadlineSeconds != nil {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("template", "spec", "activeDeadlineSeconds"), spec.Template.Spec.ActiveDeadlineSeconds, "must not be specified"))
|
||||
}
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(spec.MinReadySeconds), fldPath.Child("minReadySeconds"))...)
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(spec.TemplateGeneration), fldPath.Child("templateGeneration"))...)
|
||||
|
||||
allErrs = append(allErrs, ValidateDaemonSetUpdateStrategy(&spec.UpdateStrategy, fldPath.Child("updateStrategy"))...)
|
||||
if spec.RevisionHistoryLimit != nil {
|
||||
// zero is a valid RevisionHistoryLimit
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(*spec.RevisionHistoryLimit), fldPath.Child("revisionHistoryLimit"))...)
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func ValidateRollingUpdateDaemonSet(rollingUpdate *extensions.RollingUpdateDaemonSet, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
allErrs = append(allErrs, ValidatePositiveIntOrPercent(rollingUpdate.MaxUnavailable, fldPath.Child("maxUnavailable"))...)
|
||||
if getIntOrPercentValue(rollingUpdate.MaxUnavailable) == 0 {
|
||||
// MaxUnavailable cannot be 0.
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("maxUnavailable"), rollingUpdate.MaxUnavailable, "cannot be 0"))
|
||||
}
|
||||
// Validate that MaxUnavailable is not more than 100%.
|
||||
allErrs = append(allErrs, IsNotMoreThan100Percent(rollingUpdate.MaxUnavailable, fldPath.Child("maxUnavailable"))...)
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func ValidateDaemonSetUpdateStrategy(strategy *extensions.DaemonSetUpdateStrategy, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
switch strategy.Type {
|
||||
case extensions.OnDeleteDaemonSetStrategyType:
|
||||
case extensions.RollingUpdateDaemonSetStrategyType:
|
||||
// Make sure RollingUpdate field isn't nil.
|
||||
if strategy.RollingUpdate == nil {
|
||||
allErrs = append(allErrs, field.Required(fldPath.Child("rollingUpdate"), ""))
|
||||
return allErrs
|
||||
}
|
||||
allErrs = append(allErrs, ValidateRollingUpdateDaemonSet(strategy.RollingUpdate, fldPath.Child("rollingUpdate"))...)
|
||||
default:
|
||||
validValues := []string{string(extensions.RollingUpdateDaemonSetStrategyType), string(extensions.OnDeleteDaemonSetStrategyType)}
|
||||
allErrs = append(allErrs, field.NotSupported(fldPath, strategy, validValues))
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// ValidateDaemonSetName can be used to check whether the given daemon set name is valid.
|
||||
// Prefix indicates this name will be used as part of generation, in which case
|
||||
// trailing dashes are allowed.
|
||||
var ValidateDaemonSetName = apivalidation.NameIsDNSSubdomain
|
||||
|
||||
// Validates that the given name can be used as a deployment name.
|
||||
var ValidateDeploymentName = apivalidation.NameIsDNSSubdomain
|
||||
|
||||
func ValidatePositiveIntOrPercent(intOrPercent intstr.IntOrString, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
switch intOrPercent.Type {
|
||||
case intstr.String:
|
||||
for _, msg := range validation.IsValidPercent(intOrPercent.StrVal) {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath, intOrPercent, msg))
|
||||
}
|
||||
case intstr.Int:
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(intOrPercent.IntValue()), fldPath)...)
|
||||
default:
|
||||
allErrs = append(allErrs, field.Invalid(fldPath, intOrPercent, "must be an integer or percentage (e.g '5%%')"))
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func getPercentValue(intOrStringValue intstr.IntOrString) (int, bool) {
|
||||
if intOrStringValue.Type != intstr.String {
|
||||
return 0, false
|
||||
}
|
||||
if len(validation.IsValidPercent(intOrStringValue.StrVal)) != 0 {
|
||||
return 0, false
|
||||
}
|
||||
value, _ := strconv.Atoi(intOrStringValue.StrVal[:len(intOrStringValue.StrVal)-1])
|
||||
return value, true
|
||||
}
|
||||
|
||||
func getIntOrPercentValue(intOrStringValue intstr.IntOrString) int {
|
||||
value, isPercent := getPercentValue(intOrStringValue)
|
||||
if isPercent {
|
||||
return value
|
||||
}
|
||||
return intOrStringValue.IntValue()
|
||||
}
|
||||
|
||||
func IsNotMoreThan100Percent(intOrStringValue intstr.IntOrString, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
value, isPercent := getPercentValue(intOrStringValue)
|
||||
if !isPercent || value <= 100 {
|
||||
return nil
|
||||
}
|
||||
allErrs = append(allErrs, field.Invalid(fldPath, intOrStringValue, "must not be greater than 100%"))
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func ValidateRollingUpdateDeployment(rollingUpdate *extensions.RollingUpdateDeployment, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
allErrs = append(allErrs, ValidatePositiveIntOrPercent(rollingUpdate.MaxUnavailable, fldPath.Child("maxUnavailable"))...)
|
||||
allErrs = append(allErrs, ValidatePositiveIntOrPercent(rollingUpdate.MaxSurge, fldPath.Child("maxSurge"))...)
|
||||
if getIntOrPercentValue(rollingUpdate.MaxUnavailable) == 0 && getIntOrPercentValue(rollingUpdate.MaxSurge) == 0 {
|
||||
// Both MaxSurge and MaxUnavailable cannot be zero.
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("maxUnavailable"), rollingUpdate.MaxUnavailable, "may not be 0 when `maxSurge` is 0"))
|
||||
}
|
||||
// Validate that MaxUnavailable is not more than 100%.
|
||||
allErrs = append(allErrs, IsNotMoreThan100Percent(rollingUpdate.MaxUnavailable, fldPath.Child("maxUnavailable"))...)
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func ValidateDeploymentStrategy(strategy *extensions.DeploymentStrategy, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
switch strategy.Type {
|
||||
case extensions.RecreateDeploymentStrategyType:
|
||||
if strategy.RollingUpdate != nil {
|
||||
allErrs = append(allErrs, field.Forbidden(fldPath.Child("rollingUpdate"), "may not be specified when strategy `type` is '"+string(extensions.RecreateDeploymentStrategyType+"'")))
|
||||
}
|
||||
case extensions.RollingUpdateDeploymentStrategyType:
|
||||
// This should never happen since it's set and checked in defaults.go
|
||||
if strategy.RollingUpdate == nil {
|
||||
allErrs = append(allErrs, field.Required(fldPath.Child("rollingUpdate"), "this should be defaulted and never be nil"))
|
||||
} else {
|
||||
allErrs = append(allErrs, ValidateRollingUpdateDeployment(strategy.RollingUpdate, fldPath.Child("rollingUpdate"))...)
|
||||
}
|
||||
default:
|
||||
validValues := []string{string(extensions.RecreateDeploymentStrategyType), string(extensions.RollingUpdateDeploymentStrategyType)}
|
||||
allErrs = append(allErrs, field.NotSupported(fldPath, strategy, validValues))
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func ValidateRollback(rollback *extensions.RollbackConfig, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
v := rollback.Revision
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(v), fldPath.Child("version"))...)
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// Validates given deployment spec.
|
||||
func ValidateDeploymentSpec(spec *extensions.DeploymentSpec, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(spec.Replicas), fldPath.Child("replicas"))...)
|
||||
|
||||
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 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
|
||||
}
|
||||
|
||||
// TODO: Move in "k8s.io/kubernetes/pkg/apis/core/validation"
|
||||
func isDecremented(update, old *int32) bool {
|
||||
if update == nil && old != nil {
|
||||
return true
|
||||
}
|
||||
if update == nil || old == nil {
|
||||
return false
|
||||
}
|
||||
return *update < *old
|
||||
}
|
||||
|
||||
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
|
||||
}
|
||||
|
||||
// ValidatePodSecurityPolicyName can be used to check whether the given
|
||||
// pod security policy name is valid.
|
||||
// Prefix indicates this name will be used as part of generation, in which case
|
||||
// trailing dashes are allowed.
|
||||
var ValidatePodSecurityPolicyName = apivalidation.NameIsDNSSubdomain
|
||||
|
||||
func ValidatePodSecurityPolicy(psp *extensions.PodSecurityPolicy) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
allErrs = append(allErrs, apivalidation.ValidateObjectMeta(&psp.ObjectMeta, false, ValidatePodSecurityPolicyName, field.NewPath("metadata"))...)
|
||||
allErrs = append(allErrs, ValidatePodSecurityPolicySpecificAnnotations(psp.Annotations, field.NewPath("metadata").Child("annotations"))...)
|
||||
allErrs = append(allErrs, ValidatePodSecurityPolicySpec(&psp.Spec, field.NewPath("spec"))...)
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func ValidatePodSecurityPolicySpec(spec *extensions.PodSecurityPolicySpec, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
|
||||
allErrs = append(allErrs, validatePSPRunAsUser(fldPath.Child("runAsUser"), &spec.RunAsUser)...)
|
||||
allErrs = append(allErrs, validatePSPSELinux(fldPath.Child("seLinux"), &spec.SELinux)...)
|
||||
allErrs = append(allErrs, validatePSPSupplementalGroup(fldPath.Child("supplementalGroups"), &spec.SupplementalGroups)...)
|
||||
allErrs = append(allErrs, validatePSPFSGroup(fldPath.Child("fsGroup"), &spec.FSGroup)...)
|
||||
allErrs = append(allErrs, validatePodSecurityPolicyVolumes(fldPath, spec.Volumes)...)
|
||||
if len(spec.RequiredDropCapabilities) > 0 && hasCap(extensions.AllowAllCapabilities, spec.AllowedCapabilities) {
|
||||
allErrs = append(allErrs, field.Invalid(field.NewPath("requiredDropCapabilities"), spec.RequiredDropCapabilities,
|
||||
"must be empty when all capabilities are allowed by a wildcard"))
|
||||
}
|
||||
allErrs = append(allErrs, validatePSPCapsAgainstDrops(spec.RequiredDropCapabilities, spec.DefaultAddCapabilities, field.NewPath("defaultAddCapabilities"))...)
|
||||
allErrs = append(allErrs, validatePSPCapsAgainstDrops(spec.RequiredDropCapabilities, spec.AllowedCapabilities, field.NewPath("allowedCapabilities"))...)
|
||||
allErrs = append(allErrs, validatePSPDefaultAllowPrivilegeEscalation(fldPath.Child("defaultAllowPrivilegeEscalation"), spec.DefaultAllowPrivilegeEscalation, spec.AllowPrivilegeEscalation)...)
|
||||
allErrs = append(allErrs, validatePSPAllowedHostPaths(fldPath.Child("allowedHostPaths"), spec.AllowedHostPaths)...)
|
||||
allErrs = append(allErrs, validatePSPAllowedFlexVolumes(fldPath.Child("allowedFlexVolumes"), spec.AllowedFlexVolumes)...)
|
||||
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func ValidatePodSecurityPolicySpecificAnnotations(annotations map[string]string, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
|
||||
if p := annotations[apparmor.DefaultProfileAnnotationKey]; p != "" {
|
||||
if err := apparmor.ValidateProfileFormat(p); err != nil {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Key(apparmor.DefaultProfileAnnotationKey), p, err.Error()))
|
||||
}
|
||||
}
|
||||
if allowed := annotations[apparmor.AllowedProfilesAnnotationKey]; allowed != "" {
|
||||
for _, p := range strings.Split(allowed, ",") {
|
||||
if err := apparmor.ValidateProfileFormat(p); err != nil {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Key(apparmor.AllowedProfilesAnnotationKey), allowed, err.Error()))
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
sysctlAnnotation := annotations[extensions.SysctlsPodSecurityPolicyAnnotationKey]
|
||||
sysctlFldPath := fldPath.Key(extensions.SysctlsPodSecurityPolicyAnnotationKey)
|
||||
sysctls, err := extensions.SysctlsFromPodSecurityPolicyAnnotation(sysctlAnnotation)
|
||||
if err != nil {
|
||||
allErrs = append(allErrs, field.Invalid(sysctlFldPath, sysctlAnnotation, err.Error()))
|
||||
} else {
|
||||
allErrs = append(allErrs, validatePodSecurityPolicySysctls(sysctlFldPath, sysctls)...)
|
||||
}
|
||||
|
||||
if p := annotations[seccomp.DefaultProfileAnnotationKey]; p != "" {
|
||||
allErrs = append(allErrs, apivalidation.ValidateSeccompProfile(p, fldPath.Key(seccomp.DefaultProfileAnnotationKey))...)
|
||||
}
|
||||
if allowed := annotations[seccomp.AllowedProfilesAnnotationKey]; allowed != "" {
|
||||
for _, p := range strings.Split(allowed, ",") {
|
||||
if p == seccomp.AllowAny {
|
||||
continue
|
||||
}
|
||||
allErrs = append(allErrs, apivalidation.ValidateSeccompProfile(p, fldPath.Key(seccomp.AllowedProfilesAnnotationKey))...)
|
||||
}
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// validatePSPAllowedHostPaths makes sure all allowed host paths follow:
|
||||
// 1. path prefix is required
|
||||
// 2. path prefix does not have any element which is ".."
|
||||
func validatePSPAllowedHostPaths(fldPath *field.Path, allowedHostPaths []extensions.AllowedHostPath) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
|
||||
for i, target := range allowedHostPaths {
|
||||
if target.PathPrefix == "" {
|
||||
allErrs = append(allErrs, field.Required(fldPath.Index(i), "is required"))
|
||||
break
|
||||
}
|
||||
parts := strings.Split(filepath.ToSlash(target.PathPrefix), "/")
|
||||
for _, item := range parts {
|
||||
if item == ".." {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Index(i), target.PathPrefix, "must not contain '..'"))
|
||||
break // even for `../../..`, one error is sufficient to make the point
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// validatePSPAllowedFlexVolumes
|
||||
func validatePSPAllowedFlexVolumes(fldPath *field.Path, flexVolumes []extensions.AllowedFlexVolume) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
if len(flexVolumes) > 0 {
|
||||
for idx, fv := range flexVolumes {
|
||||
if len(fv.Driver) == 0 {
|
||||
allErrs = append(allErrs, field.Required(fldPath.Child("allowedFlexVolumes").Index(idx).Child("driver"),
|
||||
"must specify a driver"))
|
||||
}
|
||||
}
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// validatePSPSELinux validates the SELinux fields of PodSecurityPolicy.
|
||||
func validatePSPSELinux(fldPath *field.Path, seLinux *extensions.SELinuxStrategyOptions) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
|
||||
// ensure the selinux strategy has a valid rule
|
||||
supportedSELinuxRules := sets.NewString(string(extensions.SELinuxStrategyMustRunAs),
|
||||
string(extensions.SELinuxStrategyRunAsAny))
|
||||
if !supportedSELinuxRules.Has(string(seLinux.Rule)) {
|
||||
allErrs = append(allErrs, field.NotSupported(fldPath.Child("rule"), seLinux.Rule, supportedSELinuxRules.List()))
|
||||
}
|
||||
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// validatePSPRunAsUser validates the RunAsUser fields of PodSecurityPolicy.
|
||||
func validatePSPRunAsUser(fldPath *field.Path, runAsUser *extensions.RunAsUserStrategyOptions) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
|
||||
// ensure the user strategy has a valid rule
|
||||
supportedRunAsUserRules := sets.NewString(string(extensions.RunAsUserStrategyMustRunAs),
|
||||
string(extensions.RunAsUserStrategyMustRunAsNonRoot),
|
||||
string(extensions.RunAsUserStrategyRunAsAny))
|
||||
if !supportedRunAsUserRules.Has(string(runAsUser.Rule)) {
|
||||
allErrs = append(allErrs, field.NotSupported(fldPath.Child("rule"), runAsUser.Rule, supportedRunAsUserRules.List()))
|
||||
}
|
||||
|
||||
// validate range settings
|
||||
for idx, rng := range runAsUser.Ranges {
|
||||
allErrs = append(allErrs, validateUserIDRange(fldPath.Child("ranges").Index(idx), rng)...)
|
||||
}
|
||||
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// validatePSPFSGroup validates the FSGroupStrategyOptions fields of the PodSecurityPolicy.
|
||||
func validatePSPFSGroup(fldPath *field.Path, groupOptions *extensions.FSGroupStrategyOptions) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
|
||||
supportedRules := sets.NewString(
|
||||
string(extensions.FSGroupStrategyMustRunAs),
|
||||
string(extensions.FSGroupStrategyRunAsAny),
|
||||
)
|
||||
if !supportedRules.Has(string(groupOptions.Rule)) {
|
||||
allErrs = append(allErrs, field.NotSupported(fldPath.Child("rule"), groupOptions.Rule, supportedRules.List()))
|
||||
}
|
||||
|
||||
for idx, rng := range groupOptions.Ranges {
|
||||
allErrs = append(allErrs, validateGroupIDRange(fldPath.Child("ranges").Index(idx), rng)...)
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// validatePSPSupplementalGroup validates the SupplementalGroupsStrategyOptions fields of the PodSecurityPolicy.
|
||||
func validatePSPSupplementalGroup(fldPath *field.Path, groupOptions *extensions.SupplementalGroupsStrategyOptions) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
|
||||
supportedRules := sets.NewString(
|
||||
string(extensions.SupplementalGroupsStrategyRunAsAny),
|
||||
string(extensions.SupplementalGroupsStrategyMustRunAs),
|
||||
)
|
||||
if !supportedRules.Has(string(groupOptions.Rule)) {
|
||||
allErrs = append(allErrs, field.NotSupported(fldPath.Child("rule"), groupOptions.Rule, supportedRules.List()))
|
||||
}
|
||||
|
||||
for idx, rng := range groupOptions.Ranges {
|
||||
allErrs = append(allErrs, validateGroupIDRange(fldPath.Child("ranges").Index(idx), rng)...)
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// validatePodSecurityPolicyVolumes validates the volume fields of PodSecurityPolicy.
|
||||
func validatePodSecurityPolicyVolumes(fldPath *field.Path, volumes []extensions.FSType) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
allowed := psputil.GetAllFSTypesAsSet()
|
||||
// add in the * value since that is a pseudo type that is not included by default
|
||||
allowed.Insert(string(extensions.All))
|
||||
for _, v := range volumes {
|
||||
if !allowed.Has(string(v)) {
|
||||
allErrs = append(allErrs, field.NotSupported(fldPath.Child("volumes"), v, allowed.List()))
|
||||
}
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// validatePSPDefaultAllowPrivilegeEscalation validates the DefaultAllowPrivilegeEscalation field against the AllowPrivilegeEscalation field of a PodSecurityPolicy.
|
||||
func validatePSPDefaultAllowPrivilegeEscalation(fldPath *field.Path, defaultAllowPrivilegeEscalation *bool, allowPrivilegeEscalation bool) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
if defaultAllowPrivilegeEscalation != nil && *defaultAllowPrivilegeEscalation && !allowPrivilegeEscalation {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath, defaultAllowPrivilegeEscalation, "Cannot set DefaultAllowPrivilegeEscalation to true without also setting AllowPrivilegeEscalation to true"))
|
||||
}
|
||||
|
||||
return allErrs
|
||||
}
|
||||
|
||||
const sysctlPatternSegmentFmt string = "([a-z0-9][-_a-z0-9]*)?[a-z0-9*]"
|
||||
const SysctlPatternFmt string = "(" + apivalidation.SysctlSegmentFmt + "\\.)*" + sysctlPatternSegmentFmt
|
||||
|
||||
var sysctlPatternRegexp = regexp.MustCompile("^" + SysctlPatternFmt + "$")
|
||||
|
||||
func IsValidSysctlPattern(name string) bool {
|
||||
if len(name) > apivalidation.SysctlMaxLength {
|
||||
return false
|
||||
}
|
||||
return sysctlPatternRegexp.MatchString(name)
|
||||
}
|
||||
|
||||
// validatePodSecurityPolicySysctls validates the sysctls fields of PodSecurityPolicy.
|
||||
func validatePodSecurityPolicySysctls(fldPath *field.Path, sysctls []string) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
for i, s := range sysctls {
|
||||
if !IsValidSysctlPattern(string(s)) {
|
||||
allErrs = append(
|
||||
allErrs,
|
||||
field.Invalid(fldPath.Index(i), sysctls[i], fmt.Sprintf("must have at most %d characters and match regex %s",
|
||||
apivalidation.SysctlMaxLength,
|
||||
SysctlPatternFmt,
|
||||
)),
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
return allErrs
|
||||
}
|
||||
|
||||
func validateUserIDRange(fldPath *field.Path, rng extensions.UserIDRange) field.ErrorList {
|
||||
return validateIDRanges(fldPath, int64(rng.Min), int64(rng.Max))
|
||||
}
|
||||
|
||||
func validateGroupIDRange(fldPath *field.Path, rng extensions.GroupIDRange) field.ErrorList {
|
||||
return validateIDRanges(fldPath, int64(rng.Min), int64(rng.Max))
|
||||
}
|
||||
|
||||
// validateIDRanges ensures the range is valid.
|
||||
func validateIDRanges(fldPath *field.Path, min, max int64) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
|
||||
// if 0 <= Min <= Max then we do not need to validate max. It is always greater than or
|
||||
// equal to 0 and Min.
|
||||
if min < 0 {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("min"), min, "min cannot be negative"))
|
||||
}
|
||||
if max < 0 {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("max"), max, "max cannot be negative"))
|
||||
}
|
||||
if min > max {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath.Child("min"), min, "min cannot be greater than max"))
|
||||
}
|
||||
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// validatePSPCapsAgainstDrops ensures an allowed cap is not listed in the required drops.
|
||||
func validatePSPCapsAgainstDrops(requiredDrops []api.Capability, capsToCheck []api.Capability, fldPath *field.Path) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
if requiredDrops == nil {
|
||||
return allErrs
|
||||
}
|
||||
for _, cap := range capsToCheck {
|
||||
if hasCap(cap, requiredDrops) {
|
||||
allErrs = append(allErrs, field.Invalid(fldPath, cap,
|
||||
fmt.Sprintf("capability is listed in %s and requiredDropCapabilities", fldPath.String())))
|
||||
}
|
||||
}
|
||||
return allErrs
|
||||
}
|
||||
|
||||
// hasCap checks for needle in haystack.
|
||||
func hasCap(needle api.Capability, haystack []api.Capability) bool {
|
||||
for _, c := range haystack {
|
||||
if needle == c {
|
||||
return true
|
||||
}
|
||||
}
|
||||
return false
|
||||
}
|
||||
|
||||
// ValidatePodSecurityPolicyUpdate validates a PSP for updates.
|
||||
func ValidatePodSecurityPolicyUpdate(old *extensions.PodSecurityPolicy, new *extensions.PodSecurityPolicy) field.ErrorList {
|
||||
allErrs := field.ErrorList{}
|
||||
allErrs = append(allErrs, apivalidation.ValidateObjectMetaUpdate(&new.ObjectMeta, &old.ObjectMeta, field.NewPath("metadata"))...)
|
||||
allErrs = append(allErrs, ValidatePodSecurityPolicySpecificAnnotations(new.Annotations, field.NewPath("metadata").Child("annotations"))...)
|
||||
allErrs = append(allErrs, ValidatePodSecurityPolicySpec(&new.Spec, field.NewPath("spec"))...)
|
||||
return allErrs
|
||||
}
|
||||
2822
vendor/k8s.io/kubernetes/pkg/apis/extensions/validation/validation_test.go
generated
vendored
Normal file
2822
vendor/k8s.io/kubernetes/pkg/apis/extensions/validation/validation_test.go
generated
vendored
Normal file
File diff suppressed because it is too large
Load Diff
Reference in New Issue
Block a user