batch delete EC needles

fix https://github.com/seaweedfs/seaweedfs/issues/4107

weed/server/volume_grpc_batch_delete.go

@@ -28,6 +28,7 @@ func (vs *VolumeServer) BatchDelete(ctx context.Context, req *volume_server_pb.B
 
 		n := new(needle.Needle)
 		volumeId, _ := needle.NewVolumeId(vid)
+		ecVolume, isEcVolume := vs.store.FindEcVolume(volumeId)
 		if req.SkipCookieCheck {
 			n.Id, _, err = needle.ParseNeedleIdCookie(id_cookie)
 			if err != nil {
@@ -40,6 +41,7 @@ func (vs *VolumeServer) BatchDelete(ctx context.Context, req *volume_server_pb.B
 		} else {
 			n.ParsePath(id_cookie)
 			cookie := n.Cookie
+			if !isEcVolume {
 				if _, err := vs.store.ReadVolumeNeedle(volumeId, n, nil, nil); err != nil {
 					resp.Results = append(resp.Results, &volume_server_pb.DeleteResult{
 						FileId: fid,
@@ -48,6 +50,16 @@ func (vs *VolumeServer) BatchDelete(ctx context.Context, req *volume_server_pb.B
 					})
 					continue
 				}
+			} else {
+				if _, err := vs.store.ReadEcShardNeedle(volumeId, n, nil); err != nil {
+					resp.Results = append(resp.Results, &volume_server_pb.DeleteResult{
+						FileId: fid,
+						Status: http.StatusNotFound,
+						Error:  err.Error(),
+					})
+					continue
+				}
+			}
 			if n.Cookie != cookie {
 				resp.Results = append(resp.Results, &volume_server_pb.DeleteResult{
 					FileId: fid,
@@ -68,6 +80,7 @@ func (vs *VolumeServer) BatchDelete(ctx context.Context, req *volume_server_pb.B
 		}
 
 		n.LastModified = now
+		if !isEcVolume {
 			if size, err := vs.store.DeleteVolumeNeedle(volumeId, n); err != nil {
 				resp.Results = append(resp.Results, &volume_server_pb.DeleteResult{
 					FileId: fid,
@@ -81,6 +94,21 @@ func (vs *VolumeServer) BatchDelete(ctx context.Context, req *volume_server_pb.B
 					Size:   uint32(size)},
 				)
 			}
+		} else {
+			if size, err := vs.store.DeleteEcShardNeedle(ecVolume, n, n.Cookie); err != nil {
+				resp.Results = append(resp.Results, &volume_server_pb.DeleteResult{
+					FileId: fid,
+					Status: http.StatusInternalServerError,
+					Error:  err.Error()},
+				)
+			} else {
+				resp.Results = append(resp.Results, &volume_server_pb.DeleteResult{
+					FileId: fid,
+					Status: http.StatusAccepted,
+					Size:   uint32(size)},
+				)
+			}
+		}
 	}
 
 	return resp, nil