2014-12-05 20:45:49 +00:00
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package restic
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2014-08-04 18:47:04 +00:00
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import (
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2014-08-11 20:47:24 +00:00
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"fmt"
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2014-08-04 18:47:04 +00:00
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"os"
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2015-04-29 21:35:02 +00:00
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"os/user"
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2014-09-23 20:39:12 +00:00
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"path/filepath"
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2015-04-29 21:35:02 +00:00
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"strconv"
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2014-08-04 18:47:04 +00:00
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"time"
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2014-09-23 20:39:12 +00:00
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2014-12-05 20:45:49 +00:00
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"github.com/restic/restic/backend"
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2015-05-09 11:21:28 +00:00
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"github.com/restic/restic/repo"
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2014-08-04 18:47:04 +00:00
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)
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type Snapshot struct {
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2015-04-26 15:44:38 +00:00
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Time time.Time `json:"time"`
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Parent backend.ID `json:"parent,omitempty"`
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Tree backend.ID `json:"tree"`
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Paths []string `json:"paths"`
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Hostname string `json:"hostname,omitempty"`
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Username string `json:"username,omitempty"`
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UID uint32 `json:"uid,omitempty"`
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GID uint32 `json:"gid,omitempty"`
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2014-09-23 20:39:12 +00:00
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id backend.ID // plaintext ID, used during restore
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2014-08-04 18:47:04 +00:00
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}
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2015-03-02 13:48:47 +00:00
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func NewSnapshot(paths []string) (*Snapshot, error) {
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for i, path := range paths {
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if p, err := filepath.Abs(path); err != nil {
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paths[i] = p
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}
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2014-09-23 20:39:12 +00:00
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}
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2014-08-04 18:47:04 +00:00
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sn := &Snapshot{
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2015-03-02 13:48:47 +00:00
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Paths: paths,
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Time: time.Now(),
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2014-08-04 18:47:04 +00:00
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}
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hn, err := os.Hostname()
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if err == nil {
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sn.Hostname = hn
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}
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2015-02-03 21:04:09 +00:00
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err = sn.fillUserInfo()
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if err != nil {
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return nil, err
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2014-08-04 18:47:04 +00:00
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}
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2014-12-21 16:20:49 +00:00
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return sn, nil
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2014-08-04 18:47:04 +00:00
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}
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2015-05-09 11:25:52 +00:00
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func LoadSnapshot(s *repo.Repository, id backend.ID) (*Snapshot, error) {
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2014-11-24 20:12:32 +00:00
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sn := &Snapshot{id: id}
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2015-05-03 15:14:12 +00:00
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err := s.LoadJSONUnpacked(backend.Snapshot, id, sn)
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2014-08-04 20:46:14 +00:00
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if err != nil {
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return nil, err
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}
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return sn, nil
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2014-08-04 18:47:04 +00:00
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}
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2014-08-11 20:47:24 +00:00
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2014-11-24 20:12:32 +00:00
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func (sn Snapshot) String() string {
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2015-03-02 13:48:47 +00:00
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return fmt.Sprintf("<Snapshot of %v at %s>", sn.Paths, sn.Time)
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2014-08-11 20:47:24 +00:00
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}
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2014-11-24 20:12:32 +00:00
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func (sn Snapshot) ID() backend.ID {
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return sn.id
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}
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2015-04-29 21:35:02 +00:00
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func (sn *Snapshot) fillUserInfo() error {
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usr, err := user.Current()
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if err != nil {
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return err
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}
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sn.Username = usr.Username
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uid, err := strconv.ParseInt(usr.Uid, 10, 32)
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if err != nil {
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return err
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}
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sn.UID = uint32(uid)
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gid, err := strconv.ParseInt(usr.Gid, 10, 32)
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if err != nil {
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return err
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}
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sn.GID = uint32(gid)
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return nil
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}
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