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aman bansalandGitHub
dbca3723b3
* changing badger module path to v3 * running go mod tidy * updating metric keys + proto package
84 lines
2.0 KiB
Go
84 lines
2.0 KiB
Go
/*
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* Copyright 2019 Dgraph Labs, Inc. and Contributors
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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 cmd
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import (
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"io/ioutil"
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"os"
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"time"
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"github.com/dgraph-io/badger/v3"
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"github.com/spf13/cobra"
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)
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var oldKeyPath string
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var newKeyPath string
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var rotateCmd = &cobra.Command{
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Use: "rotate",
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Short: "Rotate encryption key.",
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Long: "Rotate will rotate the old key with new encryption key.",
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RunE: doRotate,
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}
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func init() {
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RootCmd.AddCommand(rotateCmd)
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rotateCmd.Flags().StringVarP(&oldKeyPath, "old-key-path", "o",
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"", "Path of the old key")
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rotateCmd.Flags().StringVarP(&newKeyPath, "new-key-path", "n",
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"", "Path of the new key")
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}
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func doRotate(cmd *cobra.Command, args []string) error {
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oldKey, err := getKey(oldKeyPath)
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if err != nil {
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return err
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}
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opt := badger.KeyRegistryOptions{
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Dir: sstDir,
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ReadOnly: true,
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EncryptionKey: oldKey,
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EncryptionKeyRotationDuration: 10 * 24 * time.Hour,
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}
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kr, err := badger.OpenKeyRegistry(opt)
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if err != nil {
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return err
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}
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newKey, err := getKey(newKeyPath)
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if err != nil {
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return err
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}
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opt.EncryptionKey = newKey
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err = badger.WriteKeyRegistry(kr, opt)
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if err != nil {
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return err
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}
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return nil
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}
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func getKey(path string) ([]byte, error) {
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if path == "" {
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// Empty bytes for plain text to encryption(vice versa).
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return []byte{}, nil
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}
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fp, err := os.Open(path)
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if err != nil {
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return nil, err
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}
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return ioutil.ReadAll(fp)
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}
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