Rename 'Repo' -> 'Repository'

This commit is contained in:
Alexander Neumann 2015-05-09 23:59:58 +02:00
parent 232c472836
commit 95536e8a21
15 changed files with 73 additions and 73 deletions

View file

@ -30,7 +30,7 @@ var archiverAllowAllFiles = func(string, os.FileInfo) bool { return true }
// Archiver is used to backup a set of directories.
type Archiver struct {
repo *repository.Repo
repo *repository.Repository
blobToken chan struct{}
@ -39,7 +39,7 @@ type Archiver struct {
}
// NewArchiver returns a new archiver.
func NewArchiver(repo *repository.Repo) *Archiver {
func NewArchiver(repo *repository.Repository) *Archiver {
arch := &Archiver{
repo: repo,
blobToken: make(chan struct{}, maxConcurrentBlobs),

View file

@ -18,7 +18,7 @@ type Cache struct {
base string
}
func NewCache(repo *repository.Repo) (*Cache, error) {
func NewCache(repo *repository.Repository) (*Cache, error) {
cacheDir, err := getCacheDir()
if err != nil {
return nil, err
@ -106,7 +106,7 @@ func (c *Cache) purge(t backend.Type, subtype string, id backend.ID) error {
}
// Clear removes information from the cache that isn't present in the repository any more.
func (c *Cache) Clear(repo *repository.Repo) error {
func (c *Cache) Clear(repo *repository.Repository) error {
list, err := c.list(backend.Snapshot)
if err != nil {
return err

View file

@ -59,7 +59,7 @@ func parseTime(str string) (time.Time, error) {
return time.Time{}, fmt.Errorf("unable to parse time: %q", str)
}
func (c CmdFind) findInTree(repo *repository.Repo, id backend.ID, path string) ([]findResult, error) {
func (c CmdFind) findInTree(repo *repository.Repository, id backend.ID, path string) ([]findResult, error) {
debug.Log("restic.find", "checking tree %v\n", id)
tree, err := restic.LoadTree(repo, id)
if err != nil {
@ -105,7 +105,7 @@ func (c CmdFind) findInTree(repo *repository.Repo, id backend.ID, path string) (
return results, nil
}
func (c CmdFind) findInSnapshot(repo *repository.Repo, name string) error {
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)

View file

@ -34,7 +34,7 @@ func init() {
}
}
func fsckFile(opts CmdFsck, repo *repository.Repo, IDs []backend.ID) (uint64, error) {
func fsckFile(opts CmdFsck, repo *repository.Repository, IDs []backend.ID) (uint64, error) {
debug.Log("restic.fsckFile", "checking file %v", IDs)
var bytes uint64
@ -77,7 +77,7 @@ func fsckFile(opts CmdFsck, repo *repository.Repo, IDs []backend.ID) (uint64, er
return bytes, nil
}
func fsckTree(opts CmdFsck, repo *repository.Repo, id backend.ID) error {
func fsckTree(opts CmdFsck, repo *repository.Repository, id backend.ID) error {
debug.Log("restic.fsckTree", "checking tree %v", id.Str())
tree, err := restic.LoadTree(repo, id)
@ -157,7 +157,7 @@ func fsckTree(opts CmdFsck, repo *repository.Repo, id backend.ID) error {
return firstErr
}
func fsckSnapshot(opts CmdFsck, repo *repository.Repo, id backend.ID) error {
func fsckSnapshot(opts CmdFsck, repo *repository.Repository, id backend.ID) error {
debug.Log("restic.fsck", "checking snapshot %v\n", id)
sn, err := restic.LoadSnapshot(repo, id)

View file

@ -21,7 +21,7 @@ func init() {
}
}
func listKeys(s *repository.Repo) error {
func listKeys(s *repository.Repository) error {
tab := NewTable()
tab.Header = fmt.Sprintf(" %-10s %-10s %-10s %s", "ID", "User", "Host", "Created")
tab.RowFormat = "%s%-10s %-10s %-10s %s"
@ -56,7 +56,7 @@ func listKeys(s *repository.Repo) error {
return nil
}
func addKey(s *repository.Repo) error {
func addKey(s *repository.Repository) error {
pw := readPassword("RESTIC_NEWPASSWORD", "enter password for new key: ")
pw2 := readPassword("RESTIC_NEWPASSWORD", "enter password again: ")
@ -74,7 +74,7 @@ func addKey(s *repository.Repo) error {
return nil
}
func deleteKey(repo *repository.Repo, name string) error {
func deleteKey(repo *repository.Repository, name string) error {
if name == repo.KeyName() {
return errors.New("refusing to remove key currently used to access repository")
}
@ -88,7 +88,7 @@ func deleteKey(repo *repository.Repo, name string) error {
return nil
}
func changePassword(s *repository.Repo) error {
func changePassword(s *repository.Repository) error {
pw := readPassword("RESTIC_NEWPASSWORD", "enter password for new key: ")
pw2 := readPassword("RESTIC_NEWPASSWORD", "enter password again: ")

View file

@ -38,7 +38,7 @@ func printNode(prefix string, n *restic.Node) string {
}
}
func printTree(prefix string, repo *repository.Repo, id backend.ID) error {
func printTree(prefix string, repo *repository.Repository, id backend.ID) error {
tree, err := restic.LoadTree(repo, id)
if err != nil {
return err

View file

@ -133,7 +133,7 @@ func create(u string) (backend.Backend, error) {
return sftp.Create(url.Path[1:], "ssh", args...)
}
func OpenRepo() (*repository.Repo, error) {
func OpenRepo() (*repository.Repository, error) {
if opts.Repo == "" {
return nil, errors.New("Please specify repository location (-r)")
}

View file

@ -103,7 +103,7 @@ func nodeTypeFromFileInfo(fi os.FileInfo) string {
}
// CreateAt creates the node at the given path and restores all the meta data.
func (node *Node) CreateAt(path string, repo *repository.Repo) error {
func (node *Node) CreateAt(path string, repo *repository.Repository) error {
switch node.Type {
case "dir":
if err := node.createDirAt(path); err != nil {
@ -176,7 +176,7 @@ func (node Node) createDirAt(path string) error {
return nil
}
func (node Node) createFileAt(path string, repo *repository.Repo) error {
func (node Node) createFileAt(path string, repo *repository.Repository) error {
f, err := os.OpenFile(path, os.O_CREATE|os.O_WRONLY, 0600)
defer f.Close()

View file

@ -49,12 +49,12 @@ type Key struct {
// createMasterKey creates a new master key in the given backend and encrypts
// it with the password.
func createMasterKey(s *Repo, password string) (*Key, error) {
func createMasterKey(s *Repository, password string) (*Key, error) {
return AddKey(s, password, nil)
}
// OpenKey tries do decrypt the key specified by name with the given password.
func OpenKey(s *Repo, name string, password string) (*Key, error) {
func OpenKey(s *Repository, name string, password string) (*Key, error) {
k, err := LoadKey(s, name)
if err != nil {
return nil, err
@ -94,7 +94,7 @@ func OpenKey(s *Repo, name string, password string) (*Key, error) {
// SearchKey tries to decrypt all keys in the backend with the given password.
// If none could be found, ErrNoKeyFound is returned.
func SearchKey(s *Repo, password string) (*Key, error) {
func SearchKey(s *Repository, password string) (*Key, error) {
// try all keys in repo
done := make(chan struct{})
defer close(done)
@ -111,7 +111,7 @@ func SearchKey(s *Repo, password string) (*Key, error) {
}
// LoadKey loads a key from the backend.
func LoadKey(s *Repo, name string) (*Key, error) {
func LoadKey(s *Repository, name string) (*Key, error) {
// extract data from repo
rd, err := s.be.Get(backend.Key, name)
if err != nil {
@ -131,7 +131,7 @@ func LoadKey(s *Repo, name string) (*Key, error) {
}
// AddKey adds a new key to an already existing repository.
func AddKey(s *Repo, password string, template *crypto.Key) (*Key, error) {
func AddKey(s *Repository, password string, template *crypto.Key) (*Key, error) {
// fill meta data about key
newkey := &Key{
Created: time.Now(),

View file

@ -26,8 +26,8 @@ type Config struct {
ChunkerPolynomial chunker.Pol `json:"chunker_polynomial"`
}
// Repo is used to access a repository in a backend.
type Repo struct {
// Repository is used to access a repository in a backend.
type Repository struct {
be backend.Backend
Config Config
key *crypto.Key
@ -38,8 +38,8 @@ type Repo struct {
packs []*pack.Packer
}
func New(be backend.Backend) *Repo {
return &Repo{
func New(be backend.Backend) *Repository {
return &Repository{
be: be,
idx: NewIndex(),
}
@ -48,25 +48,25 @@ func New(be backend.Backend) *Repo {
// Find loads the list of all blobs of type t and searches for names which start
// with prefix. If none is found, nil and ErrNoIDPrefixFound is returned. If
// more than one is found, nil and ErrMultipleIDMatches is returned.
func (s *Repo) Find(t backend.Type, prefix string) (string, error) {
func (s *Repository) Find(t backend.Type, prefix string) (string, error) {
return backend.Find(s.be, t, prefix)
}
// FindSnapshot takes a string and tries to find a snapshot whose ID matches
// the string as closely as possible.
func (s *Repo) FindSnapshot(name string) (string, error) {
func (s *Repository) FindSnapshot(name string) (string, error) {
return backend.FindSnapshot(s.be, name)
}
// PrefixLength returns the number of bytes required so that all prefixes of
// all IDs of type t are unique.
func (s *Repo) PrefixLength(t backend.Type) (int, error) {
func (s *Repository) PrefixLength(t backend.Type) (int, error) {
return backend.PrefixLength(s.be, t)
}
// Load tries to load and decrypt content identified by t and id from the
// backend.
func (s *Repo) Load(t backend.Type, id backend.ID) ([]byte, error) {
func (s *Repository) Load(t backend.Type, id backend.ID) ([]byte, error) {
debug.Log("Repo.Load", "load %v with id %v", t, id.Str())
// load blob from pack
@ -102,7 +102,7 @@ func (s *Repo) Load(t backend.Type, id backend.ID) ([]byte, error) {
// LoadBlob tries to load and decrypt content identified by t and id from a
// pack from the backend.
func (s *Repo) LoadBlob(t pack.BlobType, id backend.ID) ([]byte, error) {
func (s *Repository) LoadBlob(t pack.BlobType, id backend.ID) ([]byte, error) {
debug.Log("Repo.LoadBlob", "load %v with id %v", t, id.Str())
// lookup pack
packID, tpe, offset, length, err := s.idx.Lookup(id)
@ -151,7 +151,7 @@ func (s *Repo) LoadBlob(t pack.BlobType, id backend.ID) ([]byte, error) {
// LoadJSONUnpacked decrypts the data and afterwards calls json.Unmarshal on
// the item.
func (s *Repo) LoadJSONUnpacked(t backend.Type, id backend.ID, item interface{}) error {
func (s *Repository) LoadJSONUnpacked(t backend.Type, id backend.ID, item interface{}) error {
// load blob from backend
rd, err := s.be.Get(t, id.String())
if err != nil {
@ -178,7 +178,7 @@ func (s *Repo) LoadJSONUnpacked(t backend.Type, id backend.ID, item interface{})
// LoadJSONPack calls LoadBlob() to load a blob from the backend, decrypt the
// data and afterwards call json.Unmarshal on the item.
func (s *Repo) LoadJSONPack(t pack.BlobType, id backend.ID, item interface{}) error {
func (s *Repository) LoadJSONPack(t pack.BlobType, id backend.ID, item interface{}) error {
// lookup pack
packID, _, offset, length, err := s.idx.Lookup(id)
if err != nil {
@ -215,7 +215,7 @@ const maxPackers = 200
// findPacker returns a packer for a new blob of size bytes. Either a new one is
// created or one is returned that already has some blobs.
func (s *Repo) findPacker(size uint) (*pack.Packer, error) {
func (s *Repository) findPacker(size uint) (*pack.Packer, error) {
s.pm.Lock()
defer s.pm.Unlock()
@ -242,7 +242,7 @@ func (s *Repo) findPacker(size uint) (*pack.Packer, error) {
}
// insertPacker appends p to s.packs.
func (s *Repo) insertPacker(p *pack.Packer) {
func (s *Repository) insertPacker(p *pack.Packer) {
s.pm.Lock()
defer s.pm.Unlock()
@ -251,7 +251,7 @@ func (s *Repo) insertPacker(p *pack.Packer) {
}
// savePacker stores p in the backend.
func (s *Repo) savePacker(p *pack.Packer) error {
func (s *Repository) savePacker(p *pack.Packer) error {
debug.Log("Repo.savePacker", "save packer with %d blobs\n", p.Count())
_, err := p.Finalize()
if err != nil {
@ -278,7 +278,7 @@ func (s *Repo) savePacker(p *pack.Packer) error {
}
// countPacker returns the number of open (unfinished) packers.
func (s *Repo) countPacker() int {
func (s *Repository) countPacker() int {
s.pm.Lock()
defer s.pm.Unlock()
@ -287,7 +287,7 @@ func (s *Repo) countPacker() int {
// Save encrypts data and stores it to the backend as type t. If data is small
// enough, it will be packed together with other small blobs.
func (s *Repo) Save(t pack.BlobType, data []byte, id backend.ID) (backend.ID, error) {
func (s *Repository) Save(t pack.BlobType, data []byte, id backend.ID) (backend.ID, error) {
if id == nil {
// compute plaintext hash
id = backend.Hash(data)
@ -332,7 +332,7 @@ func (s *Repo) Save(t pack.BlobType, data []byte, id backend.ID) (backend.ID, er
}
// SaveFrom encrypts data read from rd and stores it in a pack in the backend as type t.
func (s *Repo) SaveFrom(t pack.BlobType, id backend.ID, length uint, rd io.Reader) error {
func (s *Repository) SaveFrom(t pack.BlobType, id backend.ID, length uint, rd io.Reader) error {
debug.Log("Repo.SaveFrom", "save id %v (%v, %d bytes)", id.Str(), t, length)
if id == nil {
return errors.New("id is nil")
@ -353,7 +353,7 @@ func (s *Repo) SaveFrom(t pack.BlobType, id backend.ID, length uint, rd io.Reade
// SaveJSON serialises item as JSON and encrypts and saves it in a pack in the
// backend as type t.
func (s *Repo) SaveJSON(t pack.BlobType, item interface{}) (backend.ID, error) {
func (s *Repository) SaveJSON(t pack.BlobType, item interface{}) (backend.ID, error) {
debug.Log("Repo.SaveJSON", "save %v blob", t)
buf := getBuf()[:0]
defer freeBuf(buf)
@ -372,7 +372,7 @@ func (s *Repo) SaveJSON(t pack.BlobType, item interface{}) (backend.ID, error) {
// SaveJSONUnpacked serialises item as JSON and encrypts and saves it in the
// backend as type t, without a pack. It returns the storage hash.
func (s *Repo) SaveJSONUnpacked(t backend.Type, item interface{}) (backend.ID, error) {
func (s *Repository) SaveJSONUnpacked(t backend.Type, item interface{}) (backend.ID, error) {
// create file
blob, err := s.be.Create()
if err != nil {
@ -409,7 +409,7 @@ func (s *Repo) SaveJSONUnpacked(t backend.Type, item interface{}) (backend.ID, e
}
// Flush saves all remaining packs.
func (s *Repo) Flush() error {
func (s *Repository) Flush() error {
s.pm.Lock()
defer s.pm.Unlock()
@ -426,22 +426,22 @@ func (s *Repo) Flush() error {
return nil
}
func (s *Repo) Backend() backend.Backend {
func (s *Repository) Backend() backend.Backend {
return s.be
}
func (s *Repo) Index() *Index {
func (s *Repository) Index() *Index {
return s.idx
}
// SetIndex instructs the repository to use the given index.
func (s *Repo) SetIndex(i *Index) {
func (s *Repository) SetIndex(i *Index) {
s.idx = i
}
// SaveIndex saves all new packs in the index in the backend, returned is the
// storage ID.
func (s *Repo) SaveIndex() (backend.ID, error) {
func (s *Repository) SaveIndex() (backend.ID, error) {
debug.Log("Repo.SaveIndex", "Saving index")
// create blob
@ -483,7 +483,7 @@ func (s *Repo) SaveIndex() (backend.ID, error) {
// LoadIndex loads all index files from the backend and merges them with the
// current index.
func (s *Repo) LoadIndex() error {
func (s *Repository) LoadIndex() error {
debug.Log("Repo.LoadIndex", "Loading index")
done := make(chan struct{})
defer close(done)
@ -498,7 +498,7 @@ func (s *Repo) LoadIndex() error {
}
// loadIndex loads the index id and merges it with the currently used index.
func (s *Repo) loadIndex(id string) error {
func (s *Repository) loadIndex(id string) error {
debug.Log("Repo.loadIndex", "Loading index %v", id[:8])
before := len(s.idx.pack)
@ -532,7 +532,7 @@ func (s *Repo) loadIndex(id string) error {
const repositoryIDSize = sha256.Size
const RepoVersion = 1
func createConfig(s *Repo) (err error) {
func createConfig(s *Repository) (err error) {
s.Config.ChunkerPolynomial, err = chunker.RandomPolynomial()
if err != nil {
return err
@ -553,7 +553,7 @@ func createConfig(s *Repo) (err error) {
return err
}
func (s *Repo) loadConfig(cfg *Config) error {
func (s *Repository) loadConfig(cfg *Config) error {
err := s.LoadJSONUnpacked(backend.Config, nil, cfg)
if err != nil {
return err
@ -572,7 +572,7 @@ func (s *Repo) loadConfig(cfg *Config) error {
// SearchKey finds a key with the supplied password, afterwards the config is
// read and parsed.
func (s *Repo) SearchKey(password string) error {
func (s *Repository) SearchKey(password string) error {
key, err := SearchKey(s, password)
if err != nil {
return err
@ -585,7 +585,7 @@ func (s *Repo) SearchKey(password string) error {
// Init creates a new master key with the supplied password and initializes the
// repository config.
func (s *Repo) Init(password string) error {
func (s *Repository) Init(password string) error {
has, err := s.Test(backend.Config, "")
if err != nil {
return err
@ -604,7 +604,7 @@ func (s *Repo) Init(password string) error {
return createConfig(s)
}
func (s *Repo) Decrypt(ciphertext []byte) ([]byte, error) {
func (s *Repository) Decrypt(ciphertext []byte) ([]byte, error) {
if s.key == nil {
return nil, errors.New("key for repository not set")
}
@ -612,7 +612,7 @@ func (s *Repo) Decrypt(ciphertext []byte) ([]byte, error) {
return crypto.Decrypt(s.key, nil, ciphertext)
}
func (s *Repo) Encrypt(ciphertext, plaintext []byte) ([]byte, error) {
func (s *Repository) Encrypt(ciphertext, plaintext []byte) ([]byte, error) {
if s.key == nil {
return nil, errors.New("key for repository not set")
}
@ -620,16 +620,16 @@ func (s *Repo) Encrypt(ciphertext, plaintext []byte) ([]byte, error) {
return crypto.Encrypt(s.key, ciphertext, plaintext)
}
func (s *Repo) Key() *crypto.Key {
func (s *Repository) Key() *crypto.Key {
return s.key
}
func (s *Repo) KeyName() string {
func (s *Repository) KeyName() string {
return s.keyName
}
// Count returns the number of blobs of a given type in the backend.
func (s *Repo) Count(t backend.Type) (n uint) {
func (s *Repository) Count(t backend.Type) (n uint) {
for _ = range s.be.List(t, nil) {
n++
}
@ -639,27 +639,27 @@ func (s *Repo) Count(t backend.Type) (n uint) {
// Proxy methods to backend
func (s *Repo) Get(t backend.Type, name string) (io.ReadCloser, error) {
func (s *Repository) Get(t backend.Type, name string) (io.ReadCloser, error) {
return s.be.Get(t, name)
}
func (s *Repo) List(t backend.Type, done <-chan struct{}) <-chan string {
func (s *Repository) List(t backend.Type, done <-chan struct{}) <-chan string {
return s.be.List(t, done)
}
func (s *Repo) Test(t backend.Type, name string) (bool, error) {
func (s *Repository) Test(t backend.Type, name string) (bool, error) {
return s.be.Test(t, name)
}
func (s *Repo) Remove(t backend.Type, name string) error {
func (s *Repository) Remove(t backend.Type, name string) error {
return s.be.Remove(t, name)
}
func (s *Repo) Close() error {
func (s *Repository) Close() error {
return s.be.Close()
}
func (s *Repo) Delete() error {
func (s *Repository) Delete() error {
if b, ok := s.be.(backend.Deleter); ok {
return b.Delete()
}
@ -667,6 +667,6 @@ func (s *Repo) Delete() error {
return errors.New("Delete() called for backend that does not implement this method")
}
func (s *Repo) Location() string {
func (s *Repository) Location() string {
return s.be.Location()
}

View file

@ -14,7 +14,7 @@ import (
// Restorer is used to restore a snapshot to a directory.
type Restorer struct {
repo *repository.Repo
repo *repository.Repository
sn *Snapshot
Error func(dir string, node *Node, err error) error
@ -24,7 +24,7 @@ type Restorer struct {
var restorerAbortOnAllErrors = func(str string, node *Node, err error) error { return err }
// NewRestorer creates a restorer preloaded with the content from the snapshot id.
func NewRestorer(repo *repository.Repo, id backend.ID) (*Restorer, error) {
func NewRestorer(repo *repository.Repository, id backend.ID) (*Restorer, error) {
r := &Restorer{repo: repo, Error: restorerAbortOnAllErrors}
var err error

View file

@ -50,7 +50,7 @@ func NewSnapshot(paths []string) (*Snapshot, error) {
return sn, nil
}
func LoadSnapshot(repo *repository.Repo, id backend.ID) (*Snapshot, error) {
func LoadSnapshot(repo *repository.Repository, id backend.ID) (*Snapshot, error) {
sn := &Snapshot{id: id}
err := repo.LoadJSONUnpacked(backend.Snapshot, id, sn)
if err != nil {

View file

@ -17,7 +17,7 @@ var TestPassword = flag.String("test.password", "geheim", `use this password for
var TestCleanup = flag.Bool("test.cleanup", true, "clean up after running tests (remove local backend directory with all content)")
var TestTempDir = flag.String("test.tempdir", "", "use this directory for temporary storage (default: system temp dir)")
func SetupRepo(t testing.TB) *repository.Repo {
func SetupRepo(t testing.TB) *repository.Repository {
tempdir, err := ioutil.TempDir(*TestTempDir, "restic-test-")
OK(t, err)
@ -34,7 +34,7 @@ func SetupRepo(t testing.TB) *repository.Repo {
return repo
}
func TeardownRepo(t testing.TB, repo *repository.Repo) {
func TeardownRepo(t testing.TB, repo *repository.Repository) {
if !*TestCleanup {
l := repo.Backend().(*local.Local)
t.Logf("leaving local backend at %s\n", l.Location())
@ -44,7 +44,7 @@ func TeardownRepo(t testing.TB, repo *repository.Repo) {
OK(t, repo.Delete())
}
func SnapshotDir(t testing.TB, repo *repository.Repo, path string, parent backend.ID) *restic.Snapshot {
func SnapshotDir(t testing.TB, repo *repository.Repository, path string, parent backend.ID) *restic.Snapshot {
arch := restic.NewArchiver(repo)
sn, _, err := arch.Snapshot(nil, []string{path}, parent)
OK(t, err)

View file

@ -30,7 +30,7 @@ func (t Tree) String() string {
return fmt.Sprintf("Tree<%d nodes>", len(t.Nodes))
}
func LoadTree(repo *repository.Repo, id backend.ID) (*Tree, error) {
func LoadTree(repo *repository.Repository, id backend.ID) (*Tree, error) {
tree := &Tree{}
err := repo.LoadJSONPack(pack.Tree, id, tree)
if err != nil {

View file

@ -16,7 +16,7 @@ type WalkTreeJob struct {
Tree *Tree
}
func walkTree(repo *repository.Repo, path string, treeID backend.ID, done chan struct{}, jobCh chan<- WalkTreeJob) {
func walkTree(repo *repository.Repository, path string, treeID backend.ID, done chan struct{}, jobCh chan<- WalkTreeJob) {
debug.Log("walkTree", "start on %q (%v)", path, treeID.Str())
t, err := LoadTree(repo, treeID)
@ -41,7 +41,7 @@ func walkTree(repo *repository.Repo, path string, treeID backend.ID, done chan s
// WalkTree walks the tree specified by id recursively and sends a job for each
// file and directory it finds. When the channel done is closed, processing
// stops.
func WalkTree(repo *repository.Repo, id backend.ID, done chan struct{}, jobCh chan<- WalkTreeJob) {
func WalkTree(repo *repository.Repository, id backend.ID, done chan struct{}, jobCh chan<- WalkTreeJob) {
debug.Log("WalkTree", "start on %v", id.Str())
walkTree(repo, "", id, done, jobCh)
close(jobCh)