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

Example 1 with DecommissionNodesRequestProto

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

the class StorageContainerLocationProtocolClientSideTranslatorPB method decommissionNodes.

/**
 * Attempts to decommission the list of nodes.
 * @param nodes The list of hostnames or hostname:ports to decommission
 * @throws IOException
 */
@Override
public List<DatanodeAdminError> decommissionNodes(List<String> nodes) throws IOException {
    Preconditions.checkNotNull(nodes);
    DecommissionNodesRequestProto request = DecommissionNodesRequestProto.newBuilder().addAllHosts(nodes).build();
    DecommissionNodesResponseProto response = submitRequest(Type.DecommissionNodes, builder -> builder.setDecommissionNodesRequest(request)).getDecommissionNodesResponse();
    List<DatanodeAdminError> errors = new ArrayList<>();
    for (DatanodeAdminErrorResponseProto e : response.getFailedHostsList()) {
        errors.add(new DatanodeAdminError(e.getHost(), e.getError()));
    }
    return errors;
}