| /** |
| * 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.tez.dag.api.client.rpc; |
| |
| import java.io.IOException; |
| import java.security.AccessControlException; |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import org.apache.hadoop.security.UserGroupInformation; |
| import org.apache.hadoop.yarn.api.records.LocalResource; |
| import org.apache.tez.client.TezAppMasterStatus; |
| import org.apache.tez.dag.api.DagTypeConverters; |
| import org.apache.tez.dag.api.TezException; |
| import org.apache.tez.dag.api.client.DAGClientHandler; |
| import org.apache.tez.dag.api.client.DAGStatus; |
| import org.apache.tez.dag.api.client.DAGStatusBuilder; |
| import org.apache.tez.dag.api.client.VertexStatus; |
| import org.apache.tez.dag.api.client.VertexStatusBuilder; |
| import org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolRPC.GetAMStatusRequestProto; |
| import org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolRPC.GetAMStatusResponseProto; |
| import org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolRPC.GetAllDAGsRequestProto; |
| import org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolRPC.GetAllDAGsResponseProto; |
| import org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolRPC.GetDAGStatusRequestProto; |
| import org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolRPC.GetDAGStatusResponseProto; |
| import org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolRPC.GetVertexStatusRequestProto; |
| import org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolRPC.GetVertexStatusResponseProto; |
| import org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolRPC.ShutdownSessionRequestProto; |
| import org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolRPC.ShutdownSessionResponseProto; |
| import org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolRPC.SubmitDAGRequestProto; |
| import org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolRPC.SubmitDAGResponseProto; |
| import org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolRPC.TryKillDAGRequestProto; |
| import org.apache.tez.dag.api.client.rpc.DAGClientAMProtocolRPC.TryKillDAGResponseProto; |
| import org.apache.tez.dag.api.records.DAGProtos.DAGPlan; |
| |
| import com.google.protobuf.RpcController; |
| import com.google.protobuf.ServiceException; |
| |
| public class DAGClientAMProtocolBlockingPBServerImpl implements DAGClientAMProtocolBlockingPB { |
| |
| DAGClientHandler real; |
| |
| public DAGClientAMProtocolBlockingPBServerImpl(DAGClientHandler real) { |
| this.real = real; |
| } |
| |
| private UserGroupInformation getRPCUser() throws ServiceException { |
| try { |
| return UserGroupInformation.getCurrentUser(); |
| } catch (IOException e) { |
| throw wrapException(e); |
| } |
| } |
| |
| @Override |
| public GetAllDAGsResponseProto getAllDAGs(RpcController controller, |
| GetAllDAGsRequestProto request) throws ServiceException { |
| UserGroupInformation user = getRPCUser(); |
| if (!real.getACLManager().checkAMViewAccess(user)) { |
| throw new AccessControlException("User " + user + " cannot perform AM view operation"); |
| } |
| try{ |
| List<String> dagIds = real.getAllDAGs(); |
| return GetAllDAGsResponseProto.newBuilder().addAllDagId(dagIds).build(); |
| } catch(TezException e) { |
| throw wrapException(e); |
| } |
| } |
| |
| @Override |
| public GetDAGStatusResponseProto getDAGStatus(RpcController controller, |
| GetDAGStatusRequestProto request) throws ServiceException { |
| UserGroupInformation user = getRPCUser(); |
| try { |
| String dagId = request.getDagId(); |
| if (!real.getACLManager(dagId).checkDAGViewAccess(user)) { |
| throw new AccessControlException("User " + user + " cannot perform DAG view operation"); |
| } |
| DAGStatus status; |
| status = real.getDAGStatus(dagId, |
| DagTypeConverters.convertStatusGetOptsFromProto( |
| request.getStatusOptionsList())); |
| assert status instanceof DAGStatusBuilder; |
| DAGStatusBuilder builder = (DAGStatusBuilder) status; |
| return GetDAGStatusResponseProto.newBuilder(). |
| setDagStatus(builder.getProto()).build(); |
| } catch (TezException e) { |
| throw wrapException(e); |
| } |
| } |
| |
| @Override |
| public GetVertexStatusResponseProto getVertexStatus(RpcController controller, |
| GetVertexStatusRequestProto request) throws ServiceException { |
| UserGroupInformation user = getRPCUser(); |
| try { |
| String dagId = request.getDagId(); |
| if (!real.getACLManager(dagId).checkDAGViewAccess(user)) { |
| throw new AccessControlException("User " + user + " cannot perform DAG view operation"); |
| } |
| String vertexName = request.getVertexName(); |
| VertexStatus status = real.getVertexStatus(dagId, vertexName, |
| DagTypeConverters.convertStatusGetOptsFromProto( |
| request.getStatusOptionsList())); |
| assert status instanceof VertexStatusBuilder; |
| VertexStatusBuilder builder = (VertexStatusBuilder) status; |
| return GetVertexStatusResponseProto.newBuilder(). |
| setVertexStatus(builder.getProto()).build(); |
| } catch (TezException e) { |
| throw wrapException(e); |
| } |
| } |
| |
| @Override |
| public TryKillDAGResponseProto tryKillDAG(RpcController controller, |
| TryKillDAGRequestProto request) throws ServiceException { |
| UserGroupInformation user = getRPCUser(); |
| try { |
| String dagId = request.getDagId(); |
| if (!real.getACLManager(dagId).checkDAGModifyAccess(user)) { |
| throw new AccessControlException("User " + user + " cannot perform DAG modify operation"); |
| } |
| real.tryKillDAG(dagId); |
| return TryKillDAGResponseProto.newBuilder().build(); |
| } catch (TezException e) { |
| throw wrapException(e); |
| } |
| } |
| |
| @Override |
| public SubmitDAGResponseProto submitDAG(RpcController controller, |
| SubmitDAGRequestProto request) throws ServiceException { |
| UserGroupInformation user = getRPCUser(); |
| if (!real.getACLManager().checkAMModifyAccess(user)) { |
| throw new AccessControlException("User " + user + " cannot perform AM modify operation"); |
| } |
| try{ |
| DAGPlan dagPlan = request.getDAGPlan(); |
| Map<String, LocalResource> additionalResources = null; |
| if (request.hasAdditionalAmResources()) { |
| additionalResources = DagTypeConverters.convertFromPlanLocalResources(request |
| .getAdditionalAmResources()); |
| } |
| String dagId = real.submitDAG(dagPlan, additionalResources); |
| return SubmitDAGResponseProto.newBuilder().setDagId(dagId).build(); |
| } catch(TezException e) { |
| throw wrapException(e); |
| } |
| } |
| |
| ServiceException wrapException(Exception e){ |
| return new ServiceException(e); |
| } |
| |
| @Override |
| public ShutdownSessionResponseProto shutdownSession(RpcController arg0, |
| ShutdownSessionRequestProto arg1) throws ServiceException { |
| UserGroupInformation user = getRPCUser(); |
| if (!real.getACLManager().checkAMModifyAccess(user)) { |
| throw new AccessControlException("User " + user + " cannot perform AM modify operation"); |
| } |
| real.shutdownAM(); |
| return ShutdownSessionResponseProto.newBuilder().build(); |
| } |
| |
| @Override |
| public GetAMStatusResponseProto getAMStatus(RpcController controller, |
| GetAMStatusRequestProto request) throws ServiceException { |
| UserGroupInformation user = getRPCUser(); |
| if (!real.getACLManager().checkAMViewAccess(user)) { |
| throw new AccessControlException("User " + user + " cannot perform AM view operation"); |
| } |
| try { |
| TezAppMasterStatus sessionStatus = real.getSessionStatus(); |
| return GetAMStatusResponseProto.newBuilder().setStatus( |
| DagTypeConverters.convertTezSessionStatusToProto(sessionStatus)) |
| .build(); |
| } catch(TezException e) { |
| throw wrapException(e); |
| } |
| } |
| |
| } |