68 lines
2.9 KiB
Go
68 lines
2.9 KiB
Go
|
/*
|
||
|
|
Copyright 2016 The Kubernetes Authors.
|
||
|
|
|
||
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
you may not use this file except in compliance with the License.
|
||
|
|
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
|
||
|
|
|
||
|
|
import (
|
||
|
|
"reflect"
|
||
|
|
|
||
|
|
unversionedvalidation "k8s.io/apimachinery/pkg/apis/meta/v1/validation"
|
||
|
|
"k8s.io/apimachinery/pkg/util/validation/field"
|
||
|
|
apivalidation "k8s.io/kubernetes/pkg/api/validation"
|
||
|
|
extensionsvalidation "k8s.io/kubernetes/pkg/apis/extensions/validation"
|
||
|
|
"k8s.io/kubernetes/pkg/apis/policy"
|
||
|
|
)
|
||
|
|
|
||
|
|
func ValidatePodDisruptionBudget(pdb *policy.PodDisruptionBudget) field.ErrorList {
|
||
|
|
allErrs := ValidatePodDisruptionBudgetSpec(pdb.Spec, field.NewPath("spec"))
|
||
|
|
allErrs = append(allErrs, ValidatePodDisruptionBudgetStatus(pdb.Status, field.NewPath("status"))...)
|
||
|
|
return allErrs
|
||
|
|
}
|
||
|
|
|
||
|
|
func ValidatePodDisruptionBudgetUpdate(pdb, oldPdb *policy.PodDisruptionBudget) field.ErrorList {
|
||
|
|
allErrs := field.ErrorList{}
|
||
|
|
|
||
|
|
restoreGeneration := pdb.Generation
|
||
|
|
pdb.Generation = oldPdb.Generation
|
||
|
|
|
||
|
|
if !reflect.DeepEqual(pdb, oldPdb) {
|
||
|
|
allErrs = append(allErrs, field.Forbidden(field.NewPath("spec"), "updates to poddisruptionbudget spec are forbidden."))
|
||
|
|
}
|
||
|
|
allErrs = append(allErrs, ValidatePodDisruptionBudgetStatus(pdb.Status, field.NewPath("status"))...)
|
||
|
|
|
||
|
|
pdb.Generation = restoreGeneration
|
||
|
|
return allErrs
|
||
|
|
}
|
||
|
|
|
||
|
|
func ValidatePodDisruptionBudgetSpec(spec policy.PodDisruptionBudgetSpec, fldPath *field.Path) field.ErrorList {
|
||
|
|
allErrs := field.ErrorList{}
|
||
|
|
|
||
|
|
allErrs = append(allErrs, extensionsvalidation.ValidatePositiveIntOrPercent(spec.MinAvailable, fldPath.Child("minAvailable"))...)
|
||
|
|
allErrs = append(allErrs, extensionsvalidation.IsNotMoreThan100Percent(spec.MinAvailable, fldPath.Child("minAvailable"))...)
|
||
|
|
allErrs = append(allErrs, unversionedvalidation.ValidateLabelSelector(spec.Selector, fldPath.Child("selector"))...)
|
||
|
|
|
||
|
|
return allErrs
|
||
|
|
}
|
||
|
|
|
||
|
|
func ValidatePodDisruptionBudgetStatus(status policy.PodDisruptionBudgetStatus, fldPath *field.Path) field.ErrorList {
|
||
|
|
allErrs := field.ErrorList{}
|
||
|
|
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.PodDisruptionsAllowed), fldPath.Child("podDisruptionsAllowed"))...)
|
||
|
|
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.CurrentHealthy), fldPath.Child("currentHealthy"))...)
|
||
|
|
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.DesiredHealthy), fldPath.Child("desiredHealthy"))...)
|
||
|
|
allErrs = append(allErrs, apivalidation.ValidateNonnegativeField(int64(status.ExpectedPods), fldPath.Child("expectedPods"))...)
|
||
|
|
return allErrs
|
||
|
|
}
|