func (s *daemon) doBackupDelete(version string, w http.ResponseWriter, r *http.Request, objs map[string]string) error {
s.GlobalLock.Lock()
defer s.GlobalLock.Unlock()
request := &api.BackupDeleteRequest{}
if err := decodeRequest(r, request); err != nil {
return err
}
request.URL = util.UnescapeURL(request.URL)
backupOps, err := s.getBackupOpsForBackup(request.URL)
if err != nil {
return err
}
log.WithFields(logrus.Fields{
LOG_FIELD_REASON: LOG_REASON_PREPARE,
LOG_FIELD_EVENT: LOG_EVENT_REMOVE,
LOG_FIELD_OBJECT: LOG_OBJECT_SNAPSHOT,
LOG_FIELD_DEST_URL: request.URL,
LOG_FIELD_DRIVER: backupOps.Name(),
}).Debug()
if err := backupOps.DeleteBackup(request.URL); err != nil {
return err
}
log.WithFields(logrus.Fields{
LOG_FIELD_REASON: LOG_REASON_COMPLETE,
LOG_FIELD_EVENT: LOG_EVENT_REMOVE,
LOG_FIELD_OBJECT: LOG_OBJECT_SNAPSHOT,
LOG_FIELD_DEST_URL: request.URL,
LOG_FIELD_DRIVER: backupOps.Name(),
}).Debug()
return nil
}
func (s *daemon) doBackupInspect(version string, w http.ResponseWriter, r *http.Request, objs map[string]string) error {
s.GlobalLock.RLock()
defer s.GlobalLock.RUnlock()
request := &api.BackupListRequest{}
if err := decodeRequest(r, request); err != nil {
return err
}
request.URL = util.UnescapeURL(request.URL)
backupOps, err := s.getBackupOpsForBackup(request.URL)
if err != nil {
return err
}
info, err := backupOps.GetBackupInfo(request.URL)
if err != nil {
return err
}
data, err := api.ResponseOutput(info)
if err != nil {
return err
}
_, err = w.Write(data)
return err
}
func (s *daemon) doBackupList(version string, w http.ResponseWriter, r *http.Request, objs map[string]string) error {
request := &api.BackupListRequest{}
if err := decodeRequest(r, request); err != nil {
return err
}
request.URL = util.UnescapeURL(request.URL)
opts := map[string]string{
OPT_VOLUME_NAME: request.VolumeName,
}
result := make(map[string]map[string]string)
for _, driver := range s.ConvoyDrivers {
backupOps, err := driver.BackupOps()
if err != nil {
// Not support backup ops
continue
}
infos, err := backupOps.ListBackup(request.URL, opts)
if err != nil {
return err
}
for k, v := range infos {
result[k] = v
}
}
data, err := api.ResponseOutput(result)
if err != nil {
return err
}
_, err = w.Write(data)
return err
}
func doBackupDelete(c *cli.Context) error {
var err error
backupURL, err := util.GetFlag(c, "", true, err)
if err != nil {
return err
}
backupURL = util.UnescapeURL(backupURL)
if err := objectstore.DeleteDeltaBlockBackup(backupURL); err != nil {
return err
}
return nil
}
func doBackupInspect(c *cli.Context) error {
var err error
backupURL, err := util.GetFlag(c, "", true, err)
if err != nil {
return err
}
backupURL = util.UnescapeURL(backupURL)
info, err := objectstore.GetBackupInfo(backupURL)
if err != nil {
return err
}
data, err := api.ResponseOutput(info)
if err != nil {
return err
}
fmt.Println(string(data))
return nil
}
func doBackupRestore(c *cli.Context) error {
var err error
backupURL, err := util.GetFlag(c, "", true, err)
if err != nil {
return err
}
backupURL = util.UnescapeURL(backupURL)
toFile, err := util.GetFlag(c, "to", true, err)
if err != nil {
return err
}
if err := objectstore.RestoreDeltaBlockBackup(backupURL, toFile); err != nil {
return err
}
if err := createNewSnapshotMetafile(toFile + ".meta"); err != nil {
return err
}
return nil
}
func (s *daemon) processVolumeCreate(request *api.VolumeCreateRequest) (*Volume, error) {
volumeName := request.Name
driverName := request.DriverName
existedVolume := s.loadVolumeByName(volumeName)
if existedVolume != nil {
return nil, fmt.Errorf("Volume name %v already associate locally with volume %v ", volumeName, existedVolume.UUID)
}
volumeUUID := uuid.New()
if volumeName == "" {
volumeName = "volume-" + volumeUUID[:8]
for s.NameUUIDIndex.Get(volumeName) != "" {
volumeUUID = uuid.New()
volumeName = "volume-" + volumeUUID[:8]
}
}
if driverName == "" {
driverName = s.DefaultDriver
}
driver, err := s.getDriver(driverName)
if err != nil {
return nil, err
}
volOps, err := driver.VolumeOps()
if err != nil {
return nil, err
}
opts := map[string]string{
convoydriver.OPT_SIZE: strconv.FormatInt(request.Size, 10),
convoydriver.OPT_BACKUP_URL: util.UnescapeURL(request.BackupURL),
convoydriver.OPT_VOLUME_NAME: request.Name,
convoydriver.OPT_VOLUME_ID: request.DriverVolumeID,
convoydriver.OPT_VOLUME_TYPE: request.Type,
convoydriver.OPT_VOLUME_IOPS: strconv.FormatInt(request.IOPS, 10),
}
log.WithFields(logrus.Fields{
LOG_FIELD_REASON: LOG_REASON_PREPARE,
LOG_FIELD_EVENT: LOG_EVENT_CREATE,
LOG_FIELD_OBJECT: LOG_OBJECT_VOLUME,
LOG_FIELD_VOLUME: volumeUUID,
LOG_FIELD_VOLUME_NAME: volumeName,
LOG_FIELD_OPTS: opts,
}).Debug()
if err := volOps.CreateVolume(volumeUUID, opts); err != nil {
return nil, err
}
log.WithFields(logrus.Fields{
LOG_FIELD_REASON: LOG_REASON_COMPLETE,
LOG_FIELD_EVENT: LOG_EVENT_CREATE,
LOG_FIELD_OBJECT: LOG_OBJECT_VOLUME,
LOG_FIELD_VOLUME: volumeUUID,
}).Debug("Created volume")
volume := &Volume{
UUID: volumeUUID,
Name: volumeName,
DriverName: driverName,
FileSystem: "ext4",
CreatedTime: util.Now(),
Snapshots: make(map[string]Snapshot),
}
if err := s.saveVolume(volume); err != nil {
return nil, err
}
if err := s.UUIDIndex.Add(volume.UUID); err != nil {
return nil, err
}
if volume.Name != "" {
if err := s.NameUUIDIndex.Add(volume.Name, volume.UUID); err != nil {
return nil, err
}
}
return volume, nil
}
func (s *daemon) doBackupCreate(version string, w http.ResponseWriter, r *http.Request, objs map[string]string) error {
request := &api.BackupCreateRequest{}
if err := decodeRequest(r, request); err != nil {
return err
}
request.URL = util.UnescapeURL(request.URL)
snapshotUUID := request.SnapshotUUID
volumeUUID := s.SnapshotVolumeIndex.Get(snapshotUUID)
if volumeUUID == "" {
return fmt.Errorf("Cannot find volume of snapshot %v", snapshotUUID)
}
if !s.snapshotExists(volumeUUID, snapshotUUID) {
return fmt.Errorf("snapshot %v of volume %v doesn't exist", snapshotUUID, volumeUUID)
}
volume := s.loadVolume(volumeUUID)
backupOps, err := s.getBackupOpsForVolume(volume)
if err != nil {
return err
}
opts := map[string]string{
convoydriver.OPT_VOLUME_NAME: volume.Name,
convoydriver.OPT_FILESYSTEM: volume.FileSystem,
convoydriver.OPT_VOLUME_CREATED_TIME: volume.CreatedTime,
convoydriver.OPT_SNAPSHOT_NAME: volume.Snapshots[snapshotUUID].Name,
convoydriver.OPT_SNAPSHOT_CREATED_TIME: volume.Snapshots[snapshotUUID].CreatedTime,
}
log.WithFields(logrus.Fields{
LOG_FIELD_REASON: LOG_REASON_PREPARE,
LOG_FIELD_EVENT: LOG_EVENT_BACKUP,
LOG_FIELD_OBJECT: LOG_OBJECT_SNAPSHOT,
LOG_FIELD_SNAPSHOT: snapshotUUID,
LOG_FIELD_VOLUME: volumeUUID,
LOG_FIELD_DRIVER: backupOps.Name(),
LOG_FIELD_DEST_URL: request.URL,
}).Debug()
backupURL, err := backupOps.CreateBackup(snapshotUUID, volumeUUID, request.URL, opts)
if err != nil {
return err
}
log.WithFields(logrus.Fields{
LOG_FIELD_REASON: LOG_REASON_COMPLETE,
LOG_FIELD_EVENT: LOG_EVENT_BACKUP,
LOG_FIELD_OBJECT: LOG_OBJECT_SNAPSHOT,
LOG_FIELD_SNAPSHOT: snapshotUUID,
LOG_FIELD_VOLUME: volumeUUID,
LOG_FIELD_DRIVER: backupOps.Name(),
LOG_FIELD_DEST_URL: request.URL,
}).Debug()
backup := &api.BackupURLResponse{
URL: backupURL,
}
if request.Verbose {
return sendResponse(w, backup)
}
escapedURL := strings.Replace(backupURL, "&", "\\u0026", 1)
return writeStringResponse(w, escapedURL)
}
func (s *daemon) processVolumeCreate(request *api.VolumeCreateRequest) (*Volume, error) {
volumeName := request.Name
driverName := request.DriverName
if volumeName == "" {
volumeName = util.GenerateName("volume")
for s.NameUUIDIndex.Get(volumeName) != "" {
volumeName = util.GenerateName("volume")
}
} else {
if s.NameUUIDIndex.Get(volumeName) != "" {
return nil, fmt.Errorf("Volume %v already exists ", volumeName)
}
}
if driverName == "" {
driverName = s.DefaultDriver
}
driver, err := s.getDriver(driverName)
if err != nil {
return nil, err
}
volOps, err := driver.VolumeOps()
if err != nil {
return nil, err
}
req := Request{
Name: volumeName,
Options: map[string]string{
OPT_SIZE: strconv.FormatInt(request.Size, 10),
OPT_BACKUP_URL: util.UnescapeURL(request.BackupURL),
OPT_VOLUME_NAME: volumeName,
OPT_VOLUME_DRIVER_ID: request.DriverVolumeID,
OPT_VOLUME_TYPE: request.Type,
OPT_VOLUME_IOPS: strconv.FormatInt(request.IOPS, 10),
OPT_PREPARE_FOR_VM: strconv.FormatBool(request.PrepareForVM),
},
}
log.WithFields(logrus.Fields{
LOG_FIELD_REASON: LOG_REASON_PREPARE,
LOG_FIELD_EVENT: LOG_EVENT_CREATE,
LOG_FIELD_OBJECT: LOG_OBJECT_VOLUME,
LOG_FIELD_VOLUME: volumeName,
LOG_FIELD_OPTS: req.Options,
}).Debug()
if err := volOps.CreateVolume(req); err != nil {
return nil, err
}
log.WithFields(logrus.Fields{
LOG_FIELD_REASON: LOG_REASON_COMPLETE,
LOG_FIELD_EVENT: LOG_EVENT_CREATE,
LOG_FIELD_OBJECT: LOG_OBJECT_VOLUME,
LOG_FIELD_VOLUME: volumeName,
}).Debug("Created volume")
volume := &Volume{
Name: volumeName,
DriverName: driverName,
}
if err := s.NameUUIDIndex.Add(volumeName, "exists"); err != nil {
return nil, err
}
return volume, nil
}