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Implement --tag processing to backup and restore command

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Add `tags` argument to `FindLatestSnapshot()`
This commit is contained in:
Pauline Middelink
2017-03-08 19:55:58 +01:00
parent 33c8dd4ee5
commit 3468108d4c
3 changed files with 9 additions and 7 deletions
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src/cmds/restic/cmd_backup.go
+3 -3
View File
@@ -67,12 +67,12 @@ func init() {
f := cmdBackup.Flags()
f.StringVar(&backupOptions.Parent, "parent", "", "use this parent snapshot (default: last snapshot in the repo that has the same target files/directories)")
f.BoolVarP(&backupOptions.Force, "force", "f", false, `force re-reading the target files/directories (overrides the "parent" flag)`)
f.StringSliceVarP(&backupOptions.Excludes, "exclude", "e", []string{}, "exclude a `pattern` (can be specified multiple times)")
f.StringSliceVarP(&backupOptions.Excludes, "exclude", "e", nil, "exclude a `pattern` (can be specified multiple times)")
f.StringVar(&backupOptions.ExcludeFile, "exclude-file", "", "read exclude patterns from a file")
f.BoolVarP(&backupOptions.ExcludeOtherFS, "one-file-system", "x", false, "exclude other file systems")
f.BoolVar(&backupOptions.Stdin, "stdin", false, "read backup from stdin")
f.StringVar(&backupOptions.StdinFilename, "stdin-filename", "stdin", "file name to use when reading from stdin")
f.StringSliceVar(&backupOptions.Tags, "tag", []string{}, "add a `tag` for the new snapshot (can be specified multiple times)")
f.StringSliceVar(&backupOptions.Tags, "tag", nil, "add a `tag` for the new snapshot (can be specified multiple times)")
f.StringVar(&backupOptions.Hostname, "hostname", hostname, "set the `hostname` for the snapshot manually")
f.StringVar(&backupOptions.FilesFrom, "files-from", "", "read the files to backup from file (can be combined with file args)")
}
@@ -391,7 +391,7 @@ func runBackup(opts BackupOptions, gopts GlobalOptions, args []string) error {
// Find last snapshot to set it as parent, if not already set
if !opts.Force && parentSnapshotID == nil {
id, err := restic.FindLatestSnapshot(repo, target, opts.Hostname)
id, err := restic.FindLatestSnapshot(repo, target, opts.Tags, opts.Hostname)
if err == nil {
parentSnapshotID = &id
} else if err != restic.ErrNoSnapshotFound {
src/cmds/restic/cmd_restore.go
+3 -1
View File
@@ -31,6 +31,7 @@ type RestoreOptions struct {
Target string
Host string
Paths []string
Tags []string
}
var restoreOptions RestoreOptions
@@ -44,6 +45,7 @@ func init() {
flags.StringVarP(&restoreOptions.Target, "target", "t", "", "directory to extract data to")
flags.StringVarP(&restoreOptions.Host, "host", "H", "", `only consider snapshots for this host when the snapshot ID is "latest"`)
flags.StringSliceVar(&restoreOptions.Tags, "tag", nil, "only consider snapshots which include this `tag` for snapshot ID \"latest\"")
flags.StringSliceVar(&restoreOptions.Paths, "path", nil, "only consider snapshots which include this (absolute) `path` for snapshot ID \"latest\"")
}
@@ -85,7 +87,7 @@ func runRestore(opts RestoreOptions, gopts GlobalOptions, args []string) error {
var id restic.ID
if snapshotIDString == "latest" {
id, err = restic.FindLatestSnapshot(repo, opts.Paths, opts.Host)
id, err = restic.FindLatestSnapshot(repo, opts.Paths, opts.Tags, opts.Host)
if err != nil {
Exitf(1, "latest snapshot for criteria not found: %v Paths:%v Host:%v", err, opts.Paths, opts.Host)
}