Examples with PipelineRequestProto org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.PipelineRequestProto used on opensource projects

Example 1 with PipelineRequestProto

use of org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.PipelineRequestProto in project ozone by apache.

the class StorageContainerLocationProtocolClientSideTranslatorPB method createReplicationPipeline.

/**
 * Creates a replication pipeline of a specified type.
 *
 * @param replicationType - replication type
 * @param factor          - factor 1 or 3
 * @param nodePool        - optional machine list to build a pipeline.
 */
@Override
public Pipeline createReplicationPipeline(HddsProtos.ReplicationType replicationType, HddsProtos.ReplicationFactor factor, HddsProtos.NodePool nodePool) throws IOException {
    PipelineRequestProto request = PipelineRequestProto.newBuilder().setTraceID(TracingUtil.exportCurrentSpan()).setNodePool(nodePool).setReplicationFactor(factor).setReplicationType(replicationType).build();
    PipelineResponseProto response = submitRequest(Type.AllocatePipeline, builder -> builder.setPipelineRequest(request)).getPipelineResponse();
    if (response.getErrorCode() == PipelineResponseProto.Error.success) {
        Preconditions.checkState(response.hasPipeline(), "With success, " + "must come a pipeline");
        return Pipeline.getFromProtobuf(response.getPipeline());
    } else {
        String errorMessage = String.format("create replication pipeline " + "failed. code : %s Message: %s", response.getErrorCode(), response.hasErrorMessage() ? response.getErrorMessage() : "");
        throw new IOException(errorMessage);
    }
}