| 198 | } |
| 199 | |
| 200 | func (serv *MetadataServer) GetLabelVariants(stream pb.Api_GetLabelVariantsServer) error { |
| 201 | for { |
| 202 | nameVariant, err := stream.Recv() |
| 203 | if err == io.EOF { |
| 204 | return nil |
| 205 | } |
| 206 | if err != nil { |
| 207 | serv.Logger.Errorf("Failed to read client request: %v", err) |
| 208 | return err |
| 209 | } |
| 210 | proxyStream, err := serv.meta.GetLabelVariants(stream.Context()) |
| 211 | if err != nil { |
| 212 | return err |
| 213 | } |
| 214 | sErr := proxyStream.Send(nameVariant) |
| 215 | if sErr != nil { |
| 216 | return sErr |
| 217 | } |
| 218 | res, err := proxyStream.Recv() |
| 219 | if err != nil { |
| 220 | return err |
| 221 | } |
| 222 | sendErr := stream.Send(res) |
| 223 | if sendErr != nil { |
| 224 | return sendErr |
| 225 | } |
| 226 | } |
| 227 | } |
| 228 | |
| 229 | func (serv *MetadataServer) GetSources(stream pb.Api_GetSourcesServer) error { |
| 230 | for { |