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Fix backup command

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This commit is contained in:
Alexander Neumann 2014-08-04 21:53:25 +02:00
parent 3ac797a8fa
commit e525655dcb
1 changed files with 35 additions and 5 deletions
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40
cmd/khepri/cmd_backup.go
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@ -1,7 +1,6 @@
package main
import (
"bytes"
"crypto/sha256"
"errors"
"fmt"
@ -24,6 +23,30 @@ func hash(filename string) (khepri.ID, error) {
return h.Sum([]byte{}), nil
}
func store_file(repo *khepri.Repository, path string) (khepri.ID, error) {
obj, err := repo.NewObject(khepri.TYPE_BLOB)
if err != nil {
return nil, err
}
file, err := os.Open(path)
defer func() {
file.Close()
}()
_, err = io.Copy(obj, file)
if err != nil {
return nil, err
}
err = obj.Close()
if err != nil {
return nil, err
}
return obj.ID(), nil
}
func archive_dir(repo *khepri.Repository, path string) (khepri.ID, error) {
log.Printf("archiving dir %q", path)
@ -54,7 +77,7 @@ func archive_dir(repo *khepri.Repository, path string) (khepri.ID, error) {
if e.IsDir() {
id, err = archive_dir(repo, filepath.Join(path, e.Name()))
} else {
id, err = repo.PutFile(filepath.Join(path, e.Name()))
id, err = store_file(repo, filepath.Join(path, e.Name()))
}
node.Content = id
@ -69,14 +92,21 @@ func archive_dir(repo *khepri.Repository, path string) (khepri.ID, error) {
log.Printf(" dir %q: %v entries", path, len(t.Nodes))
var buf bytes.Buffer
t.Save(&buf)
id, err := repo.PutRaw(khepri.TYPE_BLOB, buf.Bytes())
obj, err := repo.NewObject(khepri.TYPE_BLOB)
if err != nil {
log.Printf("error creating object for tree: %v", err)
return nil, err
}
err = t.Save(obj)
if err != nil {
log.Printf("error saving tree to repo: %v", err)
}
obj.Close()
id := obj.ID()
log.Printf("tree for %q saved at %s", path, id)
return id, nil