feat(multicloud): add snapshots list for ecloud

pkg/multicloud/ecloud/disk.go

@@ -62,6 +62,7 @@ type SDisk struct {
 type SDiskManualAttr struct {
 	IsVirtual  bool
 	TempalteId string
+	ServerId   string
 }
 
 func (d *SDisk) GetBillingType() string {
@@ -202,15 +203,38 @@ func (s *SDisk) CreateISnapshot(ctx context.Context, name string, desc string) (
 }
 
 func (s *SDisk) GetISnapshot(id string) (cloudprovider.ICloudSnapshot, error) {
-	return nil, cloudprovider.ErrNotImplemented
+	parentId, isSystem := s.ID, false
+	if s.ManualAttr.IsVirtual {
+		parentId, isSystem = s.ManualAttr.ServerId, true
+	}
+	snapshots, err := s.storage.zone.region.GetSnapshots(id, parentId, isSystem)
+	if err != nil {
+		return nil, err
+	}
+	if len(snapshots) == 0 {
+		return nil, cloudprovider.ErrNotFound
+	}
+	return &snapshots[0], nil
 }
 
 func (s *SDisk) GetISnapshots() ([]cloudprovider.ICloudSnapshot, error) {
-	return nil, cloudprovider.ErrNotImplemented
+	parentId, isSystem := s.ID, false
+	if s.ManualAttr.IsVirtual {
+		parentId, isSystem = s.ManualAttr.ServerId, true
+	}
+	snapshots, err := s.storage.zone.region.GetSnapshots("", parentId, isSystem)
+	if err != nil {
+		return nil, err
+	}
+	isnapshots := make([]cloudprovider.ICloudSnapshot, len(snapshots))
+	for i := range snapshots {
+		isnapshots[i] = &snapshots[i]
+	}
+	return isnapshots, nil
 }
 
 func (s *SDisk) GetExtSnapshotPolicyIds() ([]string, error) {
-	return []string{}, cloudprovider.ErrNotImplemented
+	return []string{}, nil
 }
 
 func (s *SDisk) Resize(ctx context.Context, newSizeMB int64) error {

pkg/multicloud/ecloud/instance.go

@@ -364,6 +364,7 @@ func (in *SInstance) fetchSysDisk() {
 		ManualAttr: SDiskManualAttr{
 			IsVirtual:  true,
 			TempalteId: in.ImageRef,
+			ServerId:   in.Id,
 		},
 		SCreateTime:     in.SCreateTime,
 		SZoneRegionBase: in.SZoneRegionBase,

pkg/multicloud/ecloud/snapshot.go

@@ -0,0 +1,110 @@
+package ecloud
+
+import (
+	"context"
+	"strings"
+
+	api "yunion.io/x/onecloud/pkg/apis/compute"
+	"yunion.io/x/onecloud/pkg/cloudprovider"
+	"yunion.io/x/onecloud/pkg/multicloud"
+)
+
+type SSnapshot struct {
+	multicloud.SResourceBase
+	region *SRegion
+	SCreateTime
+
+	BackupType  string
+	CreateBy    string
+	Description string
+	EcType      string
+	Id          string
+	Name        string
+	Size        int
+	VolumeId    string
+	VolumeType  string
+	Status      string
+	IsSystem    bool
+	SystemDisk  string
+}
+
+func (s *SSnapshot) GetId() string {
+	return s.Id
+}
+
+func (s *SSnapshot) GetName() string {
+	return s.Name
+}
+
+func (s *SSnapshot) GetStatus() string {
+	switch strings.ToLower(s.Status) {
+	case "available", "in_use", "active":
+		return api.SNAPSHOT_READY
+	case "creating", "attaching", "backing_up", "saving", "queued":
+		return api.SNAPSHOT_CREATING
+	case "deleting":
+		return api.SNAPSHOT_DELETING
+	case "error_deleting":
+		return api.SNAPSHOT_DELETE_FAILED
+	case "error":
+		return api.SNAPSHOT_FAILED
+	default:
+		return api.SNAPSHOT_UNKNOWN
+	}
+}
+
+func (s *SSnapshot) GetSizeMb() int32 {
+	return int32(s.Size)
+}
+
+func (s *SSnapshot) GetDiskId() string {
+	if s.IsSystem {
+		return s.SystemDisk
+	}
+	return s.VolumeId
+}
+
+func (s *SSnapshot) GetDiskType() string {
+	if s.IsSystem {
+		return api.DISK_TYPE_SYS
+	}
+	return api.DISK_TYPE_DATA
+}
+
+func (s *SSnapshot) GetGlobalId() string {
+	return s.Id
+}
+
+func (s *SSnapshot) Delete() error {
+	return cloudprovider.ErrNotImplemented
+}
+
+func (s *SSnapshot) GetProjectId() string {
+	return ""
+}
+
+func (s *SRegion) GetSnapshots(snapshotId string, parentId string, isSystem bool) ([]SSnapshot, error) {
+	var apiRequest *SApiRequest
+	query := map[string]string{}
+	if len(snapshotId) > 0 {
+		query["backupId"] = snapshotId
+	}
+	if isSystem {
+		if len(parentId) > 0 {
+			query["serverId"] = parentId
+		}
+		apiRequest = NewApiRequest(s.ID, "/api/v2/vmBackup", query, nil)
+	} else {
+		if len(parentId) > 0 {
+			query["volumeId"] = parentId
+		}
+		apiRequest = NewApiRequest(s.ID, "/api/v2/volume/volumebackup", query, nil)
+	}
+	request := NewNovaRequest(apiRequest)
+	snapshots := make([]SSnapshot, 0)
+	err := s.client.doList(context.Background(), request, &snapshots)
+	if err != nil {
+		return nil, err
+	}
+	return snapshots, nil
+}