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Move FindSnapshot, make Repository.List() return IDs

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This commit is contained in:
Alexander Neumann
2015-05-17 20:48:59 +02:00
parent cf37b619fd
commit 6e38a8a033
12 changed files with 75 additions and 97 deletions
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29
cmd/restic/cmd_backup.go
View File

@@ -185,28 +185,20 @@ func (cmd CmdBackup) Execute(args []string) error {
return err
}
var (
parentSnapshot string
parentSnapshotID backend.ID
)
var parentSnapshotID backend.ID
// Force using a parent
if !cmd.Force && cmd.Parent != "" {
parentSnapshot, err = s.FindSnapshot(cmd.Parent)
parentSnapshotID, err = restic.FindSnapshot(s, cmd.Parent)
if err != nil {
return fmt.Errorf("invalid id %q: %v", cmd.Parent, err)
}
parentSnapshotID, err = backend.ParseID(parentSnapshot)
if err != nil {
return fmt.Errorf("invalid parent snapshot id %v", parentSnapshot)
}
fmt.Printf("found parent snapshot %v\n", parentSnapshotID)
}
// Find last snapshot to set it as parent, if not already set
if !cmd.Force && parentSnapshot == "" {
if !cmd.Force && parentSnapshotID == nil {
samePaths := func(expected, actual []string) bool {
if len(expected) != len(actual) {
return false
@@ -221,24 +213,19 @@ func (cmd CmdBackup) Execute(args []string) error {
var latest time.Time
for snapshotIDString := range s.List(backend.Snapshot, make(chan struct{})) {
snapshotID, err := backend.ParseID(snapshotIDString)
if err != nil {
return fmt.Errorf("Error with the listing of snapshots inputting invalid backend ids: %v", err)
}
snapshot, err := restic.LoadSnapshot(s, snapshotID)
for id := range s.List(backend.Snapshot, make(chan struct{})) {
snapshot, err := restic.LoadSnapshot(s, id)
if err != nil {
return fmt.Errorf("Error listing snapshot: %v", err)
}
if snapshot.Time.After(latest) && samePaths(snapshot.Paths, target) {
latest = snapshot.Time
parentSnapshotID = snapshotID
parentSnapshot = snapshotIDString
parentSnapshotID = id
}
}
if parentSnapshot != "" {
if parentSnapshotID != nil {
fmt.Printf("using parent snapshot %v\n", parentSnapshotID)
}
}

7
cmd/restic/cmd_cat.go
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@@ -53,12 +53,7 @@ func (cmd CmdCat) Execute(args []string) error {
}
// find snapshot id with prefix
name, err := s.FindSnapshot(args[1])
if err != nil {
return err
}
id, err = backend.ParseID(name)
id, err = restic.FindSnapshot(s, args[1])
if err != nil {
return err
}

11
cmd/restic/cmd_find.go
View File

@@ -105,13 +105,8 @@ func (c CmdFind) findInTree(repo *repository.Repository, id backend.ID, path str
return results, nil
}
func (c CmdFind) findInSnapshot(repo *repository.Repository, name string) error {
debug.Log("restic.find", "searching in snapshot %s\n for entries within [%s %s]", name, c.oldest, c.newest)
id, err := backend.ParseID(name)
if err != nil {
return err
}
func (c CmdFind) findInSnapshot(repo *repository.Repository, id backend.ID) error {
debug.Log("restic.find", "searching in snapshot %s\n for entries within [%s %s]", id.Str(), c.oldest, c.newest)
sn, err := restic.LoadSnapshot(repo, id)
if err != nil {
@@ -169,7 +164,7 @@ func (c CmdFind) Execute(args []string) error {
c.pattern = args[0]
if c.Snapshot != "" {
snapshotID, err := backend.FindSnapshot(s, c.Snapshot)
snapshotID, err := restic.FindSnapshot(s, c.Snapshot)
if err != nil {
return fmt.Errorf("invalid id %q: %v", args[1], err)
}

15
cmd/restic/cmd_fsck.go
View File

@@ -198,16 +198,11 @@ func (cmd CmdFsck) Execute(args []string) error {
}
if cmd.Snapshot != "" {
name, err := s.FindSnapshot(cmd.Snapshot)
id, err := restic.FindSnapshot(s, cmd.Snapshot)
if err != nil {
return fmt.Errorf("invalid id %q: %v", cmd.Snapshot, err)
}
id, err := backend.ParseID(name)
if err != nil {
fmt.Fprintf(os.Stderr, "invalid snapshot id %v\n", name)
}
err = fsckSnapshot(cmd, s, id)
if err != nil {
fmt.Fprintf(os.Stderr, "check for snapshot %v failed\n", id)
@@ -225,13 +220,7 @@ func (cmd CmdFsck) Execute(args []string) error {
defer close(done)
var firstErr error
for name := range s.List(backend.Snapshot, done) {
id, err := backend.ParseID(name)
if err != nil {
fmt.Fprintf(os.Stderr, "invalid snapshot id %v\n", name)
continue
}
for id := range s.List(backend.Snapshot, done) {
err = fsckSnapshot(cmd, s, id)
if err != nil {
fmt.Fprintf(os.Stderr, "check for snapshot %v failed\n", id)

10
cmd/restic/cmd_key.go
View File

@@ -34,20 +34,20 @@ func listKeys(s *repository.Repository) error {
done := make(chan struct{})
defer close(done)
for name := range s.List(backend.Key, done) {
k, err := repository.LoadKey(s, name)
for id := range s.List(backend.Key, done) {
k, err := repository.LoadKey(s, id.String())
if err != nil {
fmt.Fprintf(os.Stderr, "LoadKey() failed: %v\n", err)
continue
}
var current string
if name == s.KeyName() {
if id.String() == s.KeyName() {
current = "*"
} else {
current = " "
}
tab.Rows = append(tab.Rows, []interface{}{current, name[:plen],
tab.Rows = append(tab.Rows, []interface{}{current, id.String()[:plen],
k.Username, k.Hostname, k.Created.Format(TimeFormat)})
}
@@ -133,7 +133,7 @@ func (cmd CmdKey) Execute(args []string) error {
case "add":
return addKey(s)
case "rm":
id, err := backend.Find(s, backend.Key, args[1])
id, err := backend.Find(s.Backend(), backend.Key, args[1])
if err != nil {
return err
}

7
cmd/restic/cmd_ls.go
View File

@@ -77,12 +77,7 @@ func (cmd CmdLs) Execute(args []string) error {
return err
}
name, err := backend.FindSnapshot(s, args[0])
if err != nil {
return err
}
id, err := backend.ParseID(name)
id, err := restic.FindSnapshot(s, args[0])
if err != nil {
return err
}

8
cmd/restic/cmd_restore.go
View File

@@ -6,7 +6,6 @@ import (
"path/filepath"
"github.com/restic/restic"
"github.com/restic/restic/backend"
)
type CmdRestore struct{}
@@ -40,12 +39,7 @@ func (cmd CmdRestore) Execute(args []string) error {
return err
}
name, err := backend.FindSnapshot(s, args[0])
if err != nil {
errx(1, "invalid id %q: %v", args[0], err)
}
id, err := backend.ParseID(name)
id, err := restic.FindSnapshot(s, args[0])
if err != nil {
errx(1, "invalid id %q: %v", args[0], err)
}

8
cmd/restic/cmd_snapshots.go
View File

@@ -105,13 +105,7 @@ func (cmd CmdSnapshots) Execute(args []string) error {
defer close(done)
list := []*restic.Snapshot{}
for name := range s.List(backend.Snapshot, done) {
id, err := backend.ParseID(name)
if err != nil {
fmt.Fprintf(os.Stderr, "error parsing id: %v", name)
continue
}
for id := range s.List(backend.Snapshot, done) {
sn, err := restic.LoadSnapshot(s, id)
if err != nil {
fmt.Fprintf(os.Stderr, "error loading snapshot %s: %v\n", id, err)