| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.hadoop.yarn.server.api.impl.pb.client; |
| |
| import com.google.protobuf.ServiceException; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.ipc.ProtobufRpcEngine; |
| import org.apache.hadoop.ipc.RPC; |
| import org.apache.hadoop.yarn.proto.YarnServerCommonServiceProtos; |
| import org.apache.hadoop.yarn.server.api.DistributedSchedulingAMProtocol; |
| import org.apache.hadoop.yarn.api.protocolrecords.AllocateRequest; |
| import org.apache.hadoop.yarn.api.protocolrecords.AllocateResponse; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.DistributedSchedulingAllocateRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.DistributedSchedulingAllocateResponse; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RegisterDistributedSchedulingAMResponse; |
| import org.apache.hadoop.yarn.api.protocolrecords.FinishApplicationMasterRequest; |
| import org.apache.hadoop.yarn.api.protocolrecords.FinishApplicationMasterResponse; |
| import org.apache.hadoop.yarn.api.protocolrecords.RegisterApplicationMasterRequest; |
| import org.apache.hadoop.yarn.api.protocolrecords.RegisterApplicationMasterResponse; |
| import org.apache.hadoop.yarn.api.protocolrecords.impl.pb.AllocateRequestPBImpl; |
| import org.apache.hadoop.yarn.api.protocolrecords.impl.pb.AllocateResponsePBImpl; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.impl.pb.DistributedSchedulingAllocateRequestPBImpl; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.impl.pb.DistributedSchedulingAllocateResponsePBImpl; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.impl.pb.RegisterDistributedSchedulingAMResponsePBImpl; |
| import org.apache.hadoop.yarn.api.protocolrecords.impl.pb.FinishApplicationMasterRequestPBImpl; |
| import org.apache.hadoop.yarn.api.protocolrecords.impl.pb.FinishApplicationMasterResponsePBImpl; |
| import org.apache.hadoop.yarn.api.protocolrecords.impl.pb.RegisterApplicationMasterRequestPBImpl; |
| import org.apache.hadoop.yarn.api.protocolrecords.impl.pb.RegisterApplicationMasterResponsePBImpl; |
| import org.apache.hadoop.yarn.exceptions.YarnException; |
| import org.apache.hadoop.yarn.ipc.RPCUtil; |
| import org.apache.hadoop.yarn.proto.YarnServiceProtos; |
| import org.apache.hadoop.yarn.server.api.DistributedSchedulingAMProtocolPB; |
| |
| import java.io.Closeable; |
| import java.io.IOException; |
| import java.net.InetSocketAddress; |
| |
| /** |
| * Implementation of {@link DistributedSchedulingAMProtocol}, used when |
| * distributed scheduling is enabled. |
| */ |
| public class DistributedSchedulingAMProtocolPBClientImpl implements |
| DistributedSchedulingAMProtocol, Closeable { |
| |
| private DistributedSchedulingAMProtocolPB proxy; |
| |
| public DistributedSchedulingAMProtocolPBClientImpl(long clientVersion, |
| InetSocketAddress addr, Configuration conf) throws IOException { |
| RPC.setProtocolEngine(conf, DistributedSchedulingAMProtocolPB.class, |
| ProtobufRpcEngine.class); |
| proxy = RPC.getProxy(DistributedSchedulingAMProtocolPB.class, clientVersion, |
| addr, conf); |
| } |
| |
| @Override |
| public void close() { |
| if (this.proxy != null) { |
| RPC.stopProxy(this.proxy); |
| } |
| } |
| |
| @Override |
| public RegisterDistributedSchedulingAMResponse |
| registerApplicationMasterForDistributedScheduling( |
| RegisterApplicationMasterRequest request) |
| throws YarnException, IOException { |
| YarnServiceProtos.RegisterApplicationMasterRequestProto requestProto = |
| ((RegisterApplicationMasterRequestPBImpl) request).getProto(); |
| try { |
| return new RegisterDistributedSchedulingAMResponsePBImpl( |
| proxy.registerApplicationMasterForDistributedScheduling( |
| null, requestProto)); |
| } catch (ServiceException e) { |
| RPCUtil.unwrapAndThrowException(e); |
| return null; |
| } |
| } |
| |
| @Override |
| public DistributedSchedulingAllocateResponse allocateForDistributedScheduling( |
| DistributedSchedulingAllocateRequest request) |
| throws YarnException, IOException { |
| YarnServerCommonServiceProtos.DistributedSchedulingAllocateRequestProto |
| requestProto = |
| ((DistributedSchedulingAllocateRequestPBImpl) request).getProto(); |
| try { |
| return new DistributedSchedulingAllocateResponsePBImpl( |
| proxy.allocateForDistributedScheduling(null, requestProto)); |
| } catch (ServiceException e) { |
| RPCUtil.unwrapAndThrowException(e); |
| return null; |
| } |
| } |
| |
| @Override |
| public RegisterApplicationMasterResponse registerApplicationMaster( |
| RegisterApplicationMasterRequest request) |
| throws YarnException, IOException { |
| YarnServiceProtos.RegisterApplicationMasterRequestProto requestProto = |
| ((RegisterApplicationMasterRequestPBImpl) request).getProto(); |
| try { |
| return new RegisterApplicationMasterResponsePBImpl( |
| proxy.registerApplicationMaster(null, requestProto)); |
| } catch (ServiceException e) { |
| RPCUtil.unwrapAndThrowException(e); |
| return null; |
| } |
| } |
| |
| @Override |
| public FinishApplicationMasterResponse finishApplicationMaster( |
| FinishApplicationMasterRequest request) |
| throws YarnException, IOException { |
| YarnServiceProtos.FinishApplicationMasterRequestProto requestProto = |
| ((FinishApplicationMasterRequestPBImpl) request).getProto(); |
| try { |
| return new FinishApplicationMasterResponsePBImpl( |
| proxy.finishApplicationMaster(null, requestProto)); |
| } catch (ServiceException e) { |
| RPCUtil.unwrapAndThrowException(e); |
| return null; |
| } |
| } |
| |
| @Override |
| public AllocateResponse allocate(AllocateRequest request) |
| throws YarnException, IOException { |
| YarnServiceProtos.AllocateRequestProto requestProto = |
| ((AllocateRequestPBImpl) request).getProto(); |
| try { |
| return new AllocateResponsePBImpl(proxy.allocate(null, requestProto)); |
| } catch (ServiceException e) { |
| RPCUtil.unwrapAndThrowException(e); |
| return null; |
| } |
| } |
| } |