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76 lines
2.4 KiB
Go
76 lines
2.4 KiB
Go
package cli
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import (
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"context"
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kingpin "gopkg.in/alecthomas/kingpin.v2"
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"github.com/kopia/kopia/fs/localfs"
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"github.com/kopia/kopia/repo"
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"github.com/kopia/kopia/snapshot/snapshotfs"
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)
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const (
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restoreCommandHelp = `Restore a directory from a snapshot into the specified target path.
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By default, the target path will be created by the restore command if it does
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not exist.
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The source to be restored is specified in the form of a directory ID and
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optionally a sub-directory path.
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For example, the following source and target arguments will restore the contents
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of the 'kffbb7c28ea6c34d6cbe555d1cf80faa9' directory into a new, local directory
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named 'd1'
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'restore kffbb7c28ea6c34d6cbe555d1cf80faa9 d1'
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Similarly, the following command will restore the contents of a subdirectory
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'subdir/subdir2' under 'kffbb7c28ea6c34d6cbe555d1cf80faa9' into a new, local
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directory named 'sd2'
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'restore kffbb7c28ea6c34d6cbe555d1cf80faa9/subdir1/subdir2 sd2'
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`
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restoreCommandSourcePathHelp = `Source directory ID/path in the form of a
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directory ID and optionally a sub-directory path. For example,
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'kffbb7c28ea6c34d6cbe555d1cf80faa9' or
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'kffbb7c28ea6c34d6cbe555d1cf80faa9/subdir1/subdir2'
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`
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)
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var (
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restoreCommand = app.Command("restore", restoreCommandHelp)
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restoreCommandSourcePath = restoreCommand.Arg("source-path", restoreCommandSourcePathHelp).Required().String()
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restoreCommandTargetPath = restoreCommand.Arg("target-path", "Path of the directory for the contents to be restored").Required().String()
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restoreOverwriteDirectories = true
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restoreOverwriteFiles = true
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)
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func addRestoreFlags(cmd *kingpin.CmdClause) {
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cmd.Flag("overwrite-directories", "Overwrite existing directories").BoolVar(&restoreOverwriteDirectories)
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cmd.Flag("overwrite-files", "Specifies whether or not to overwrite already existing files").
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BoolVar(&restoreOverwriteFiles)
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}
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func restoreOptions() localfs.CopyOptions {
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return localfs.CopyOptions{
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OverwriteDirectories: restoreOverwriteDirectories,
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OverwriteFiles: restoreOverwriteFiles,
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}
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}
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func runRestoreCommand(ctx context.Context, rep *repo.Repository) error {
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oid, err := parseObjectID(ctx, rep, *restoreCommandSourcePath)
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if err != nil {
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return err
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}
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return snapshotfs.RestoreRoot(ctx, rep, *restoreCommandTargetPath, oid, restoreOptions())
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}
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func init() {
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addRestoreFlags(restoreCommand)
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restoreCommand.Action(repositoryAction(runRestoreCommand))
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}
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