代码拉取完成,页面将自动刷新
/*
Copyright 2017 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 (
"errors"
"strings"
"k8s.io/apimachinery/pkg/runtime/schema"
utilerrors "k8s.io/apimachinery/pkg/util/errors"
"k8s.io/apimachinery/pkg/util/json"
"k8s.io/apimachinery/pkg/util/yaml"
"k8s.io/kube-openapi/pkg/util/proto/validation"
"k8s.io/kubernetes/pkg/kubectl/cmd/util/openapi"
)
// SchemaValidation validates the object against an OpenAPI schema.
type SchemaValidation struct {
resources openapi.Resources
}
// NewSchemaValidation creates a new SchemaValidation that can be used
// to validate objects.
func NewSchemaValidation(resources openapi.Resources) *SchemaValidation {
return &SchemaValidation{
resources: resources,
}
}
// ValidateBytes will validates the object against using the Resources
// object.
func (v *SchemaValidation) ValidateBytes(data []byte) error {
obj, err := parse(data)
if err != nil {
return err
}
gvk, errs := getObjectKind(obj)
if errs != nil {
return utilerrors.NewAggregate(errs)
}
if strings.HasSuffix(gvk.Kind, "List") {
return utilerrors.NewAggregate(v.validateList(obj))
}
return utilerrors.NewAggregate(v.validateResource(obj, gvk))
}
func (v *SchemaValidation) validateList(object interface{}) []error {
fields := object.(map[string]interface{})
if fields == nil {
return []error{errors.New("invalid object to validate")}
}
allErrors := []error{}
for _, item := range fields["items"].([]interface{}) {
if gvk, errs := getObjectKind(item); errs != nil {
allErrors = append(allErrors, errs...)
} else {
allErrors = append(allErrors, v.validateResource(item, gvk)...)
}
}
return allErrors
}
func (v *SchemaValidation) validateResource(obj interface{}, gvk schema.GroupVersionKind) []error {
resource := v.resources.LookupResource(gvk)
if resource == nil {
// resource is not present, let's just skip validation.
return nil
}
return validation.ValidateModel(obj, resource, gvk.Kind)
}
func parse(data []byte) (interface{}, error) {
var obj interface{}
out, err := yaml.ToJSON(data)
if err != nil {
return nil, err
}
if err := json.Unmarshal(out, &obj); err != nil {
return nil, err
}
return obj, nil
}
func getObjectKind(object interface{}) (schema.GroupVersionKind, []error) {
var listErrors []error
fields := object.(map[string]interface{})
if fields == nil {
listErrors = append(listErrors, errors.New("invalid object to validate"))
return schema.GroupVersionKind{}, listErrors
}
var group string
var version string
apiVersion := fields["apiVersion"]
if apiVersion == nil {
listErrors = append(listErrors, errors.New("apiVersion not set"))
} else if _, ok := apiVersion.(string); !ok {
listErrors = append(listErrors, errors.New("apiVersion isn't string type"))
} else {
gv, err := schema.ParseGroupVersion(apiVersion.(string))
if err != nil {
listErrors = append(listErrors, err)
} else {
group = gv.Group
version = gv.Version
}
}
kind := fields["kind"]
if kind == nil {
listErrors = append(listErrors, errors.New("kind not set"))
} else if _, ok := kind.(string); !ok {
listErrors = append(listErrors, errors.New("kind isn't string type"))
}
if listErrors != nil {
return schema.GroupVersionKind{}, listErrors
}
return schema.GroupVersionKind{Group: group, Version: version, Kind: kind.(string)}, nil
}
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。