75 lines
2.2 KiB
Go
75 lines
2.2 KiB
Go
/*
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Copyright 2022 Alibaba Group Holding Limited.
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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 knobs
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import (
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"context"
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apierrors "k8s.io/apimachinery/pkg/api/errors"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/apimachinery/pkg/util/validation/field"
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polardbxv1 "github.com/alibaba/polardbx-operator/api/v1"
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"github.com/alibaba/polardbx-operator/pkg/webhook/extension"
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)
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type Validator struct {
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}
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func (v *Validator) validateObject(ctx context.Context, obj *polardbxv1.PolarDBXClusterKnobs) error {
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var errList field.ErrorList
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if len(obj.Spec.ClusterName) == 0 {
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errList = append(errList, field.Required(field.NewPath("spec", "clusterName"), "cluster name must be specified"))
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}
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if len(errList) > 0 {
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return apierrors.NewInvalid(obj.GroupVersionKind().GroupKind(), obj.Name, errList)
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}
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return nil
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}
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func (v *Validator) ValidateCreate(ctx context.Context, obj runtime.Object) error {
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return v.validateObject(ctx, obj.(*polardbxv1.PolarDBXClusterKnobs))
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}
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func (v *Validator) ValidateUpdate(ctx context.Context, oldObj, newObj runtime.Object) error {
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oldKnobs, newKnobs := oldObj.(*polardbxv1.PolarDBXClusterKnobs), newObj.(*polardbxv1.PolarDBXClusterKnobs)
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gvk := oldKnobs.GroupVersionKind()
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if err := v.validateObject(ctx, newKnobs); err != nil {
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return err
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}
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if oldKnobs.ClusterName != newKnobs.ClusterName {
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return apierrors.NewForbidden(
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schema.GroupResource{Group: gvk.Group, Resource: gvk.Kind}, newKnobs.Name,
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field.Forbidden(field.NewPath("spec", "clusterName"), "immutable field"))
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}
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return nil
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}
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func (v *Validator) ValidateDelete(ctx context.Context, obj runtime.Object) error {
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return nil
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}
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func NewValidator() extension.CustomValidator {
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return &Validator{}
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}
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