func (driver *Driver) getSnapshot(snapshotID, snapshotName string) ([]*xmsv3.Snapshot, error) {
var snapshots []*xmsv3.Snapshot
if snapshotID != "" || snapshotName != "" {
snapshot, err := goxtremio.GetSnapshot(snapshotID, snapshotName)
if err != nil {
return nil, err
}
snapshots = append(snapshots, snapshot)
} else {
allSnapshots, err := goxtremio.GetSnapshots()
if err != nil {
return nil, err
}
for _, snapshot := range allSnapshots {
hrefFields := strings.Split(snapshot.Href, "/")
index, _ := strconv.Atoi(hrefFields[len(hrefFields)-1])
snapshots = append(snapshots, &xmsv3.Snapshot{
Name: snapshot.Name,
Index: index,
})
}
}
return snapshots, nil
}
//GetSnapshot returns snapshots from a volume or a specific snapshot
func (driver *Driver) GetSnapshot(volumeID, snapshotID, snapshotName string) ([]*storagedriver.Snapshot, error) {
var snapshotsInt []*storagedriver.Snapshot
if volumeID != "" {
volumes, err := driver.getVolume(volumeID, "")
if err != nil {
return nil, err
}
for _, volume := range volumes {
for _, destSnap := range volume.DestSnapList {
snapshot, err := driver.getSnapshot(strconv.Itoa(int(destSnap.([]interface{})[2].(float64))), "")
if err != nil {
return nil, err
}
volSize, _ := strconv.Atoi(volume.VolSize)
snapshotSD := &storagedriver.Snapshot{
Name: snapshot[0].Name,
VolumeID: strconv.Itoa(volume.Index),
SnapshotID: strconv.Itoa(snapshot[0].Index),
VolumeSize: strconv.Itoa(volSize / 1024 / 1024),
StartTime: snapshot[0].CreationTime,
Description: "",
Status: "",
}
snapshotsInt = append(snapshotsInt, snapshotSD)
}
}
} else {
snapshots, err := driver.getSnapshot(snapshotID, snapshotName)
if err != nil {
return nil, err
}
for _, snapshot := range snapshots {
snapshot, err := goxtremio.GetSnapshot(strconv.Itoa(snapshot.Index), "")
if err != nil {
return nil, err
}
volume, err := driver.getVolume(strconv.Itoa(int(snapshot.AncestorVolID[2].(float64))), "")
if err != nil {
return nil, err
}
volSize, _ := strconv.Atoi(volume[0].VolSize)
snapshotSD := &storagedriver.Snapshot{
Name: snapshot.Name,
VolumeID: strconv.Itoa(int(snapshot.AncestorVolID[2].(float64))),
SnapshotID: strconv.Itoa(snapshot.Index),
VolumeSize: strconv.Itoa(volSize / 1024 / 1024),
StartTime: snapshot.CreationTime,
Description: "",
Status: "",
}
snapshotsInt = append(snapshotsInt, snapshotSD)
}
}
return snapshotsInt, nil
}