mirror of
https://github.com/kopia/kopia.git
synced 2026-01-25 06:48:48 -05:00
107 lines
2.4 KiB
Go
107 lines
2.4 KiB
Go
package cli
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import (
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"context"
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"fmt"
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"strconv"
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"strings"
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"github.com/kopia/kopia/fs"
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"github.com/kopia/kopia/repo"
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"github.com/kopia/kopia/repo/object"
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"github.com/kopia/kopia/snapshot/snapshotfs"
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)
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var (
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lsCommand = app.Command("list", "List a directory stored in repository object.").Alias("ls")
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lsCommandLong = lsCommand.Flag("long", "Long output").Short('l').Bool()
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lsCommandRecursive = lsCommand.Flag("recursive", "Recursive output").Short('r').Bool()
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lsCommandShowOID = lsCommand.Flag("show-object-id", "Show object IDs").Short('o').Bool()
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lsCommandPath = lsCommand.Arg("object-path", "Path").Required().String()
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)
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func runLSCommand(ctx context.Context, rep *repo.Repository) error {
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oid, err := parseObjectID(ctx, rep, *lsCommandPath)
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if err != nil {
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return err
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}
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var prefix string
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if !*lsCommandLong {
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prefix = *lsCommandPath
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if !strings.HasSuffix(prefix, "/") {
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prefix += "/"
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}
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}
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return listDirectory(ctx, rep, prefix, oid, "")
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}
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func init() {
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lsCommand.Action(repositoryAction(runLSCommand))
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}
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func listDirectory(ctx context.Context, rep *repo.Repository, prefix string, oid object.ID, indent string) error {
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d := snapshotfs.DirectoryEntry(rep, oid, nil)
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entries, err := d.Readdir(ctx)
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if err != nil {
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return err
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}
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maxNameLen := 20
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for _, e := range entries {
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if l := len(nameToDisplay(prefix, e.Metadata())); l > maxNameLen {
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maxNameLen = l
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}
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}
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maxNameLenString := strconv.Itoa(maxNameLen)
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for _, e := range entries {
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m := e.Metadata()
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var info string
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objectID := e.(object.HasObjectID).ObjectID()
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oid := objectID.String()
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if *lsCommandLong {
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info = fmt.Sprintf(
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"%v %12d %v %-"+maxNameLenString+"s %v",
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m.FileMode(),
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m.FileSize,
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formatTimestamp(m.ModTime.Local()),
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nameToDisplay(prefix, m),
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oid,
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)
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} else if *lsCommandShowOID {
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info = fmt.Sprintf(
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"%v %v",
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nameToDisplay(prefix, m),
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oid)
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} else {
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info = nameToDisplay(prefix, m)
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}
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fmt.Println(info)
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if *lsCommandRecursive && m.FileMode().IsDir() {
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if listerr := listDirectory(ctx, rep, prefix+m.Name+"/", objectID, indent+" "); listerr != nil {
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return listerr
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}
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}
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}
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return nil
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}
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func nameToDisplay(prefix string, md *fs.EntryMetadata) string {
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suffix := ""
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if md.FileMode().IsDir() {
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suffix = "/"
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}
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if *lsCommandLong || *lsCommandRecursive {
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return prefix + md.Name + suffix
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}
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return md.Name
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}
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