/
common.go
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/
common.go
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// 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 api
import (
"crypto/rand"
"fmt"
"strings"
v1 "k8s.io/api/authorization/v1"
)
// ToSelfSubjectAccessReview creates kubernetes API object based on provided data.
func ToSelfSubjectAccessReview(namespace, name, resourceKind, verb string) *v1.SelfSubjectAccessReview {
return &v1.SelfSubjectAccessReview{
Spec: v1.SelfSubjectAccessReviewSpec{
ResourceAttributes: &v1.ResourceAttributes{
Namespace: namespace,
Name: name,
// Resource kind name must be in a plural lower-case format,
Resource: fmt.Sprintf("%ss", strings.ToLower(resourceKind)),
// Let's enforce the same lower-case format for verbs
Verb: strings.ToLower(verb),
},
},
}
}
// GenerateCSRFKey generates random csrf key
func GenerateCSRFKey() string {
bytes := make([]byte, 256)
_, err := rand.Read(bytes)
if err != nil {
panic("could not generate csrf key")
}
return string(bytes)
}