kubernetes conversion 源码
kubernetes conversion 代码
文件路径：/pkg/apis/abac/v0/conversion.go
/*
Copyright 2015 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 v0
import (
"k8s.io/apimachinery/pkg/conversion"
"k8s.io/kubernetes/pkg/apis/abac"
)
// allAuthenticated matches k8s.io/apiserver/pkg/authentication/user.AllAuthenticated,
// but we don't want a client library (which must include types), depending on a server library
const allAuthenticated = "system:authenticated"
func Convert_v0_Policy_To_abac_Policy(in *Policy, out *abac.Policy, s conversion.Scope) error {
out.Spec.User = in.User
out.Spec.Group = in.Group
out.Spec.Namespace = in.Namespace
out.Spec.Resource = in.Resource
out.Spec.Readonly = in.Readonly
// In v0, unspecified user and group matches all authenticated subjects
if len(in.User) == 0 && len(in.Group) == 0 {
out.Spec.Group = allAuthenticated
}
// In v0, user or group of * matches all authenticated subjects
if in.User == "*" || in.Group == "*" {
out.Spec.Group = allAuthenticated
out.Spec.User = ""
}
// In v0, leaving namespace empty matches all namespaces
if len(in.Namespace) == 0 {
out.Spec.Namespace = "*"
}
// In v0, leaving resource empty matches all resources
if len(in.Resource) == 0 {
out.Spec.Resource = "*"
}
// Any rule in v0 should match all API groups
out.Spec.APIGroup = "*"
// In v0, leaving namespace and resource blank allows non-resource paths
if len(in.Namespace) == 0 && len(in.Resource) == 0 {
out.Spec.NonResourcePath = "*"
}
return nil
}
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