| /** |
| * 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.router.rmadmin; |
| |
| import java.io.IOException; |
| import java.security.PrivilegedExceptionAction; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.ipc.StandbyException; |
| import org.apache.hadoop.security.UserGroupInformation; |
| import org.apache.hadoop.yarn.client.ClientRMProxy; |
| import org.apache.hadoop.yarn.exceptions.YarnException; |
| import org.apache.hadoop.yarn.exceptions.YarnRuntimeException; |
| import org.apache.hadoop.yarn.server.api.ResourceManagerAdministrationProtocol; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.AddToClusterNodeLabelsRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.AddToClusterNodeLabelsResponse; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.CheckForDecommissioningNodesRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.CheckForDecommissioningNodesResponse; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshAdminAclsRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshAdminAclsResponse; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshClusterMaxPriorityRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshClusterMaxPriorityResponse; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshNodesRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshNodesResourcesRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshNodesResourcesResponse; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshNodesResponse; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshQueuesRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshQueuesResponse; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshServiceAclsRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshServiceAclsResponse; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshSuperUserGroupsConfigurationRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshSuperUserGroupsConfigurationResponse; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshUserToGroupsMappingsRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RefreshUserToGroupsMappingsResponse; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RemoveFromClusterNodeLabelsRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.RemoveFromClusterNodeLabelsResponse; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.ReplaceLabelsOnNodeRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.ReplaceLabelsOnNodeResponse; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.UpdateNodeResourceRequest; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.UpdateNodeResourceResponse; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import com.google.common.annotations.VisibleForTesting; |
| |
| /** |
| * Extends the {@link AbstractRMAdminRequestInterceptor} class and provides an |
| * implementation that simply forwards the client requests to the cluster |
| * resource manager. |
| * |
| */ |
| public class DefaultRMAdminRequestInterceptor |
| extends AbstractRMAdminRequestInterceptor { |
| private static final Logger LOG = |
| LoggerFactory.getLogger(DefaultRMAdminRequestInterceptor.class); |
| private ResourceManagerAdministrationProtocol rmAdminProxy; |
| private UserGroupInformation user = null; |
| |
| @Override |
| public void init(String userName) { |
| super.init(userName); |
| try { |
| // Do not create a proxy user if user name matches the user name on |
| // current UGI |
| if (userName.equalsIgnoreCase( |
| UserGroupInformation.getCurrentUser().getUserName())) { |
| user = UserGroupInformation.getCurrentUser(); |
| } else { |
| user = UserGroupInformation.createProxyUser(userName, |
| UserGroupInformation.getCurrentUser()); |
| } |
| |
| final Configuration conf = this.getConf(); |
| |
| rmAdminProxy = user.doAs( |
| new PrivilegedExceptionAction<ResourceManagerAdministrationProtocol>() { |
| @Override |
| public ResourceManagerAdministrationProtocol run() |
| throws Exception { |
| return ClientRMProxy.createRMProxy(conf, |
| ResourceManagerAdministrationProtocol.class); |
| } |
| }); |
| } catch (IOException e) { |
| String message = "Error while creating Router RMAdmin Service for user:"; |
| if (user != null) { |
| message += ", user: " + user; |
| } |
| |
| LOG.info(message); |
| throw new YarnRuntimeException(message, e); |
| } catch (Exception e) { |
| throw new YarnRuntimeException(e); |
| } |
| } |
| |
| @Override |
| public void setNextInterceptor(RMAdminRequestInterceptor next) { |
| throw new YarnRuntimeException("setNextInterceptor is being called on " |
| + "DefaultRMAdminRequestInterceptor, which should be the last one " |
| + "in the chain. Check if the interceptor pipeline configuration " |
| + "is correct"); |
| } |
| |
| @VisibleForTesting |
| public void setRMAdmin(ResourceManagerAdministrationProtocol rmAdmin) { |
| this.rmAdminProxy = rmAdmin; |
| |
| } |
| |
| @Override |
| public RefreshQueuesResponse refreshQueues(RefreshQueuesRequest request) |
| throws StandbyException, YarnException, IOException { |
| return rmAdminProxy.refreshQueues(request); |
| } |
| |
| @Override |
| public RefreshNodesResponse refreshNodes(RefreshNodesRequest request) |
| throws StandbyException, YarnException, IOException { |
| return rmAdminProxy.refreshNodes(request); |
| } |
| |
| @Override |
| public RefreshSuperUserGroupsConfigurationResponse refreshSuperUserGroupsConfiguration( |
| RefreshSuperUserGroupsConfigurationRequest request) |
| throws StandbyException, YarnException, IOException { |
| return rmAdminProxy.refreshSuperUserGroupsConfiguration(request); |
| } |
| |
| @Override |
| public RefreshUserToGroupsMappingsResponse refreshUserToGroupsMappings( |
| RefreshUserToGroupsMappingsRequest request) |
| throws StandbyException, YarnException, IOException { |
| return rmAdminProxy.refreshUserToGroupsMappings(request); |
| } |
| |
| @Override |
| public RefreshAdminAclsResponse refreshAdminAcls( |
| RefreshAdminAclsRequest request) throws YarnException, IOException { |
| return rmAdminProxy.refreshAdminAcls(request); |
| } |
| |
| @Override |
| public RefreshServiceAclsResponse refreshServiceAcls( |
| RefreshServiceAclsRequest request) throws YarnException, IOException { |
| return rmAdminProxy.refreshServiceAcls(request); |
| } |
| |
| @Override |
| public UpdateNodeResourceResponse updateNodeResource( |
| UpdateNodeResourceRequest request) throws YarnException, IOException { |
| return rmAdminProxy.updateNodeResource(request); |
| } |
| |
| @Override |
| public RefreshNodesResourcesResponse refreshNodesResources( |
| RefreshNodesResourcesRequest request) throws YarnException, IOException { |
| return rmAdminProxy.refreshNodesResources(request); |
| } |
| |
| @Override |
| public AddToClusterNodeLabelsResponse addToClusterNodeLabels( |
| AddToClusterNodeLabelsRequest request) throws YarnException, IOException { |
| return rmAdminProxy.addToClusterNodeLabels(request); |
| } |
| |
| @Override |
| public RemoveFromClusterNodeLabelsResponse removeFromClusterNodeLabels( |
| RemoveFromClusterNodeLabelsRequest request) |
| throws YarnException, IOException { |
| return rmAdminProxy.removeFromClusterNodeLabels(request); |
| } |
| |
| @Override |
| public ReplaceLabelsOnNodeResponse replaceLabelsOnNode( |
| ReplaceLabelsOnNodeRequest request) throws YarnException, IOException { |
| return rmAdminProxy.replaceLabelsOnNode(request); |
| } |
| |
| @Override |
| public CheckForDecommissioningNodesResponse checkForDecommissioningNodes( |
| CheckForDecommissioningNodesRequest checkForDecommissioningNodesRequest) |
| throws YarnException, IOException { |
| return rmAdminProxy |
| .checkForDecommissioningNodes(checkForDecommissioningNodesRequest); |
| } |
| |
| @Override |
| public RefreshClusterMaxPriorityResponse refreshClusterMaxPriority( |
| RefreshClusterMaxPriorityRequest request) |
| throws YarnException, IOException { |
| return rmAdminProxy.refreshClusterMaxPriority(request); |
| } |
| |
| @Override |
| public String[] getGroupsForUser(String userName) throws IOException { |
| return rmAdminProxy.getGroupsForUser(userName); |
| } |
| } |