代码拉取完成,页面将自动刷新
/*
Copyright 2018 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 customresource
import (
"fmt"
"math"
"strings"
"github.com/go-openapi/validate"
"k8s.io/apimachinery/pkg/api/meta"
"k8s.io/apimachinery/pkg/api/validation"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apimachinery/pkg/util/validation/field"
genericapirequest "k8s.io/apiserver/pkg/endpoints/request"
"k8s.io/apiextensions-apiserver/pkg/apis/apiextensions"
apiservervalidation "k8s.io/apiextensions-apiserver/pkg/apiserver/validation"
)
type customResourceValidator struct {
namespaceScoped bool
kind schema.GroupVersionKind
schemaValidator *validate.SchemaValidator
statusSchemaValidator *validate.SchemaValidator
}
func (a customResourceValidator) Validate(ctx genericapirequest.Context, obj runtime.Object, scale *apiextensions.CustomResourceSubresourceScale) field.ErrorList {
accessor, err := meta.Accessor(obj)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath("metadata"), nil, err.Error())}
}
typeAccessor, err := meta.TypeAccessor(obj)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath("kind"), nil, err.Error())}
}
if typeAccessor.GetKind() != a.kind.Kind {
return field.ErrorList{field.Invalid(field.NewPath("kind"), typeAccessor.GetKind(), fmt.Sprintf("must be %v", a.kind.Kind))}
}
if typeAccessor.GetAPIVersion() != a.kind.Group+"/"+a.kind.Version {
return field.ErrorList{field.Invalid(field.NewPath("apiVersion"), typeAccessor.GetAPIVersion(), fmt.Sprintf("must be %v", a.kind.Group+"/"+a.kind.Version))}
}
customResourceObject, ok := obj.(*unstructured.Unstructured)
// this will never happen.
if !ok {
return field.ErrorList{field.Invalid(field.NewPath(""), customResourceObject, fmt.Sprintf("has type %T. Must be a pointer to an Unstructured type", customResourceObject))}
}
customResource := customResourceObject.UnstructuredContent()
if err = apiservervalidation.ValidateCustomResource(customResource, a.schemaValidator); err != nil {
return field.ErrorList{field.Invalid(field.NewPath(""), customResource, err.Error())}
}
if scale != nil {
// validate specReplicas
specReplicasPath := strings.TrimPrefix(scale.SpecReplicasPath, ".") // ignore leading period
specReplicas, _, err := unstructured.NestedInt64(customResource, strings.Split(specReplicasPath, ".")...)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath(scale.SpecReplicasPath), specReplicas, err.Error())}
}
if specReplicas < 0 {
return field.ErrorList{field.Invalid(field.NewPath(scale.SpecReplicasPath), specReplicas, "should be a non-negative integer")}
}
if specReplicas > math.MaxInt32 {
return field.ErrorList{field.Invalid(field.NewPath(scale.SpecReplicasPath), specReplicas, fmt.Sprintf("should be less than or equal to %v", math.MaxInt32))}
}
// validate statusReplicas
statusReplicasPath := strings.TrimPrefix(scale.StatusReplicasPath, ".") // ignore leading period
statusReplicas, _, err := unstructured.NestedInt64(customResource, strings.Split(statusReplicasPath, ".")...)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath(scale.StatusReplicasPath), statusReplicas, err.Error())}
}
if statusReplicas < 0 {
return field.ErrorList{field.Invalid(field.NewPath(scale.StatusReplicasPath), statusReplicas, "should be a non-negative integer")}
}
if statusReplicas > math.MaxInt32 {
return field.ErrorList{field.Invalid(field.NewPath(scale.StatusReplicasPath), statusReplicas, fmt.Sprintf("should be less than or equal to %v", math.MaxInt32))}
}
// validate labelSelector
if scale.LabelSelectorPath != nil {
labelSelectorPath := strings.TrimPrefix(*scale.LabelSelectorPath, ".") // ignore leading period
labelSelector, _, err := unstructured.NestedString(customResource, strings.Split(labelSelectorPath, ".")...)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath(*scale.LabelSelectorPath), labelSelector, err.Error())}
}
}
}
return validation.ValidateObjectMetaAccessor(accessor, a.namespaceScoped, validation.NameIsDNSSubdomain, field.NewPath("metadata"))
}
func (a customResourceValidator) ValidateUpdate(ctx genericapirequest.Context, obj, old runtime.Object, scale *apiextensions.CustomResourceSubresourceScale) field.ErrorList {
objAccessor, err := meta.Accessor(obj)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath("metadata"), nil, err.Error())}
}
oldAccessor, err := meta.Accessor(old)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath("metadata"), nil, err.Error())}
}
typeAccessor, err := meta.TypeAccessor(obj)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath("kind"), nil, err.Error())}
}
if typeAccessor.GetKind() != a.kind.Kind {
return field.ErrorList{field.Invalid(field.NewPath("kind"), typeAccessor.GetKind(), fmt.Sprintf("must be %v", a.kind.Kind))}
}
if typeAccessor.GetAPIVersion() != a.kind.Group+"/"+a.kind.Version {
return field.ErrorList{field.Invalid(field.NewPath("apiVersion"), typeAccessor.GetAPIVersion(), fmt.Sprintf("must be %v", a.kind.Group+"/"+a.kind.Version))}
}
customResourceObject, ok := obj.(*unstructured.Unstructured)
// this will never happen.
if !ok {
return field.ErrorList{field.Invalid(field.NewPath(""), customResourceObject, fmt.Sprintf("has type %T. Must be a pointer to an Unstructured type", customResourceObject))}
}
customResource := customResourceObject.UnstructuredContent()
if err = apiservervalidation.ValidateCustomResource(customResource, a.schemaValidator); err != nil {
return field.ErrorList{field.Invalid(field.NewPath(""), customResource, err.Error())}
}
if scale != nil {
// validate specReplicas
specReplicasPath := strings.TrimPrefix(scale.SpecReplicasPath, ".") // ignore leading period
specReplicas, _, err := unstructured.NestedInt64(customResource, strings.Split(specReplicasPath, ".")...)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath(scale.SpecReplicasPath), specReplicas, err.Error())}
}
if specReplicas < 0 {
return field.ErrorList{field.Invalid(field.NewPath(scale.SpecReplicasPath), specReplicas, "should be a non-negative integer")}
}
if specReplicas > math.MaxInt32 {
return field.ErrorList{field.Invalid(field.NewPath(scale.SpecReplicasPath), specReplicas, fmt.Sprintf("should be less than or equal to %v", math.MaxInt32))}
}
// validate statusReplicas
statusReplicasPath := strings.TrimPrefix(scale.StatusReplicasPath, ".") // ignore leading period
statusReplicas, _, err := unstructured.NestedInt64(customResource, strings.Split(statusReplicasPath, ".")...)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath(scale.StatusReplicasPath), statusReplicas, err.Error())}
}
if statusReplicas < 0 {
return field.ErrorList{field.Invalid(field.NewPath(scale.StatusReplicasPath), statusReplicas, "should be a non-negative integer")}
}
if statusReplicas > math.MaxInt32 {
return field.ErrorList{field.Invalid(field.NewPath(scale.StatusReplicasPath), statusReplicas, fmt.Sprintf("should be less than or equal to %v", math.MaxInt32))}
}
// validate labelSelector
if scale.LabelSelectorPath != nil {
labelSelectorPath := strings.TrimPrefix(*scale.LabelSelectorPath, ".") // ignore leading period
labelSelector, _, err := unstructured.NestedString(customResource, strings.Split(labelSelectorPath, ".")...)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath(*scale.LabelSelectorPath), labelSelector, err.Error())}
}
}
}
return validation.ValidateObjectMetaAccessorUpdate(objAccessor, oldAccessor, field.NewPath("metadata"))
}
func (a customResourceValidator) ValidateStatusUpdate(ctx genericapirequest.Context, obj, old runtime.Object, scale *apiextensions.CustomResourceSubresourceScale) field.ErrorList {
objAccessor, err := meta.Accessor(obj)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath("metadata"), nil, err.Error())}
}
oldAccessor, err := meta.Accessor(old)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath("metadata"), nil, err.Error())}
}
typeAccessor, err := meta.TypeAccessor(obj)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath("kind"), nil, err.Error())}
}
if typeAccessor.GetKind() != a.kind.Kind {
return field.ErrorList{field.Invalid(field.NewPath("kind"), typeAccessor.GetKind(), fmt.Sprintf("must be %v", a.kind.Kind))}
}
if typeAccessor.GetAPIVersion() != a.kind.Group+"/"+a.kind.Version {
return field.ErrorList{field.Invalid(field.NewPath("apiVersion"), typeAccessor.GetAPIVersion(), fmt.Sprintf("must be %v", a.kind.Group+"/"+a.kind.Version))}
}
customResourceObject, ok := obj.(*unstructured.Unstructured)
// this will never happen.
if !ok {
return field.ErrorList{field.Invalid(field.NewPath(""), customResourceObject, fmt.Sprintf("has type %T. Must be a pointer to an Unstructured type", customResourceObject))}
}
customResource := customResourceObject.UnstructuredContent()
// validate only the status
customResourceStatus := customResource["status"]
if err = apiservervalidation.ValidateCustomResource(customResourceStatus, a.statusSchemaValidator); err != nil {
return field.ErrorList{field.Invalid(field.NewPath("status"), customResourceStatus, err.Error())}
}
if scale != nil {
// validate statusReplicas
statusReplicasPath := strings.TrimPrefix(scale.StatusReplicasPath, ".") // ignore leading period
statusReplicas, _, err := unstructured.NestedInt64(customResource, strings.Split(statusReplicasPath, ".")...)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath(scale.StatusReplicasPath), statusReplicas, err.Error())}
}
if statusReplicas < 0 {
return field.ErrorList{field.Invalid(field.NewPath(scale.StatusReplicasPath), statusReplicas, "should be a non-negative integer")}
}
if statusReplicas > math.MaxInt32 {
return field.ErrorList{field.Invalid(field.NewPath(scale.StatusReplicasPath), statusReplicas, fmt.Sprintf("should be less than or equal to %v", math.MaxInt32))}
}
// validate labelSelector
if scale.LabelSelectorPath != nil {
labelSelectorPath := strings.TrimPrefix(*scale.LabelSelectorPath, ".") // ignore leading period
labelSelector, _, err := unstructured.NestedString(customResource, strings.Split(labelSelectorPath, ".")...)
if err != nil {
return field.ErrorList{field.Invalid(field.NewPath(*scale.LabelSelectorPath), labelSelector, err.Error())}
}
}
}
return validation.ValidateObjectMetaAccessorUpdate(objAccessor, oldAccessor, field.NewPath("metadata"))
}
此处可能存在不合适展示的内容,页面不予展示。您可通过相关编辑功能自查并修改。
如您确认内容无涉及 不当用语 / 纯广告导流 / 暴力 / 低俗色情 / 侵权 / 盗版 / 虚假 / 无价值内容或违法国家有关法律法规的内容,可点击提交进行申诉,我们将尽快为您处理。