dump: Properly handle file paths without / prefix
filepath.Rel failed if the requested path did not start with a `/` e.g. `restic` instead of `/restic`.
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parent
e69449bf2c
commit
bcf44a9c3f
1 changed files with 6 additions and 6 deletions
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@ -63,7 +63,7 @@ func splitPath(p string) []string {
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return append(s, f)
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}
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func printFromTree(ctx context.Context, tree *restic.Tree, repo restic.Repository, prefix string, pathComponents []string, pathToPrint string) error {
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func printFromTree(ctx context.Context, tree *restic.Tree, repo restic.Repository, prefix string, pathComponents []string) error {
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if tree == nil {
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return fmt.Errorf("called with a nil tree")
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@ -78,11 +78,11 @@ func printFromTree(ctx context.Context, tree *restic.Tree, repo restic.Repositor
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// If we print / we need to assume that there are multiple nodes at that
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// level in the tree.
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if pathToPrint == "/" {
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if pathComponents[0] == "" {
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if err := checkStdoutTar(); err != nil {
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return err
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}
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return dump.WriteTar(ctx, repo, tree, pathToPrint, os.Stdout)
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return dump.WriteTar(ctx, repo, tree, "/", os.Stdout)
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}
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item := filepath.Join(prefix, pathComponents[0])
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@ -98,7 +98,7 @@ func printFromTree(ctx context.Context, tree *restic.Tree, repo restic.Repositor
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if err != nil {
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return errors.Wrapf(err, "cannot load subtree for %q", item)
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}
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return printFromTree(ctx, subtree, repo, item, pathComponents[1:], pathToPrint)
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return printFromTree(ctx, subtree, repo, item, pathComponents[1:])
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case dump.IsDir(node):
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if err := checkStdoutTar(); err != nil {
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return err
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@ -107,7 +107,7 @@ func printFromTree(ctx context.Context, tree *restic.Tree, repo restic.Repositor
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if err != nil {
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return err
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}
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return dump.WriteTar(ctx, repo, subtree, pathToPrint, os.Stdout)
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return dump.WriteTar(ctx, repo, subtree, item, os.Stdout)
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case l > 1:
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return fmt.Errorf("%q should be a dir, but is a %q", item, node.Type)
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case !dump.IsFile(node):
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@ -174,7 +174,7 @@ func runDump(opts DumpOptions, gopts GlobalOptions, args []string) error {
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Exitf(2, "loading tree for snapshot %q failed: %v", snapshotIDString, err)
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}
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err = printFromTree(ctx, tree, repo, "", splittedPath, pathToPrint)
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err = printFromTree(ctx, tree, repo, "/", splittedPath)
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if err != nil {
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Exitf(2, "cannot dump file: %v", err)
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}
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