41 lines
1.4 KiB
Go
41 lines
1.4 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package master
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import (
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"bytes"
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"fmt"
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"os"
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"path"
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kubeadmapi "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm"
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cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
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"k8s.io/kubernetes/pkg/util/uuid"
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)
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func CreateTokenAuthFile(bt string) error {
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tokenAuthFilePath := path.Join(kubeadmapi.GlobalEnvParams.HostPKIPath, "tokens.csv")
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if err := os.MkdirAll(kubeadmapi.GlobalEnvParams.HostPKIPath, 0700); err != nil {
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return fmt.Errorf("failed to create directory %q [%v]", kubeadmapi.GlobalEnvParams.HostPKIPath, err)
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}
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serialized := []byte(fmt.Sprintf("%s,kubeadm-node-csr,%s,system:kubelet-bootstrap\n", bt, uuid.NewUUID()))
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// DumpReaderToFile create a file with mode 0600
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if err := cmdutil.DumpReaderToFile(bytes.NewReader(serialized), tokenAuthFilePath); err != nil {
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return fmt.Errorf("failed to save token auth file (%q) [%v]", tokenAuthFilePath, err)
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}
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return nil
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}
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