mirror of
https://gitee.com/juicedata/JuiceFS.git
synced 2025-12-06 09:39:14 +08:00
66 lines
1.6 KiB
Go
66 lines
1.6 KiB
Go
/*
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* JuiceFS, Copyright 2021 Juicedata, Inc.
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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 main
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import (
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"fmt"
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"io"
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"os"
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"github.com/juicedata/juicefs/pkg/meta"
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"github.com/urfave/cli/v2"
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)
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func dump(ctx *cli.Context) error {
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setLoggerLevel(ctx)
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if ctx.Args().Len() < 1 {
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return fmt.Errorf("META-URL is needed")
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}
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var fp io.WriteCloser
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if ctx.Args().Len() == 1 {
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fp = os.Stdout
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} else {
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var err error
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fp, err = os.OpenFile(ctx.Args().Get(1), os.O_CREATE|os.O_WRONLY|os.O_TRUNC, 0644)
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if err != nil {
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return err
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}
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defer fp.Close()
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}
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m := meta.NewClient(ctx.Args().Get(0), &meta.Config{Retries: 10, Strict: true, Subdir: ctx.String("subdir")})
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if err := m.DumpMeta(fp, 0); err != nil {
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return err
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}
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logger.Infof("Dump metadata into %s succeed", ctx.Args().Get(1))
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return nil
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}
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func dumpFlags() *cli.Command {
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return &cli.Command{
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Name: "dump",
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Usage: "dump metadata into a JSON file",
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ArgsUsage: "META-URL [FILE]",
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Action: dump,
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Flags: []cli.Flag{
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&cli.StringFlag{
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Name: "subdir",
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Usage: "only dump a sub-directory.",
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},
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},
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}
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}
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