kubernetes util 源码
kubernetes util 代码
文件路径：/pkg/controller/bootstrap/util.go
/*
Copyright 2016 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 bootstrap
import (
"time"
"k8s.io/klog/v2"
"k8s.io/api/core/v1"
bootstrapapi "k8s.io/cluster-bootstrap/token/api"
bootstrapsecretutil "k8s.io/cluster-bootstrap/util/secrets"
)
func validateSecretForSigning(secret *v1.Secret) (tokenID, tokenSecret string, ok bool) {
nameTokenID, ok := bootstrapsecretutil.ParseName(secret.Name)
if !ok {
klog.V(3).Infof("Invalid secret name: %s. Must be of form %s<secret-id>.", secret.Name, bootstrapapi.BootstrapTokenSecretPrefix)
return "", "", false
}
tokenID = bootstrapsecretutil.GetData(secret, bootstrapapi.BootstrapTokenIDKey)
if len(tokenID) == 0 {
klog.V(3).Infof("No %s key in %s/%s Secret", bootstrapapi.BootstrapTokenIDKey, secret.Namespace, secret.Name)
return "", "", false
}
if nameTokenID != tokenID {
klog.V(3).Infof("Token ID (%s) doesn't match secret name: %s", tokenID, nameTokenID)
return "", "", false
}
tokenSecret = bootstrapsecretutil.GetData(secret, bootstrapapi.BootstrapTokenSecretKey)
if len(tokenSecret) == 0 {
klog.V(3).Infof("No %s key in %s/%s Secret", bootstrapapi.BootstrapTokenSecretKey, secret.Namespace, secret.Name)
return "", "", false
}
// Ensure this secret hasn't expired. The TokenCleaner should remove this
// but if that isn't working or it hasn't gotten there yet we should check
// here.
if bootstrapsecretutil.HasExpired(secret, time.Now()) {
return "", "", false
}
// Make sure this secret can be used for signing
okToSign := bootstrapsecretutil.GetData(secret, bootstrapapi.BootstrapTokenUsageSigningKey)
if okToSign != "true" {
return "", "", false
}
return tokenID, tokenSecret, true
}
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