| /** |
| * 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.utils; |
| |
| import java.nio.ByteBuffer; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.hadoop.yarn.api.records.ApplicationId; |
| import org.apache.hadoop.yarn.api.records.ContainerId; |
| import org.apache.hadoop.yarn.api.records.impl.pb.ProtoUtils; |
| import org.apache.hadoop.yarn.factories.RecordFactory; |
| import org.apache.hadoop.yarn.factory.providers.RecordFactoryProvider; |
| import org.apache.hadoop.yarn.proto.YarnServerCommonServiceProtos.SystemCredentialsForAppsProto; |
| import org.apache.hadoop.yarn.server.api.protocolrecords.NodeHeartbeatResponse; |
| import org.apache.hadoop.yarn.server.api.records.MasterKey; |
| import org.apache.hadoop.yarn.server.api.records.NodeAction; |
| |
| /** |
| * Server Builder utilities to construct various objects. |
| * |
| */ |
| public class YarnServerBuilderUtils { |
| |
| private static final RecordFactory recordFactory = RecordFactoryProvider |
| .getRecordFactory(null); |
| |
| public static NodeHeartbeatResponse newNodeHeartbeatResponse( |
| NodeAction action, String diagnosticsMessage) { |
| NodeHeartbeatResponse response = recordFactory |
| .newRecordInstance(NodeHeartbeatResponse.class); |
| response.setNodeAction(action); |
| response.setDiagnosticsMessage(diagnosticsMessage); |
| return response; |
| } |
| |
| public static NodeHeartbeatResponse newNodeHeartbeatResponse(int responseId, |
| NodeAction action, List<ContainerId> containersToCleanUp, |
| List<ApplicationId> applicationsToCleanUp, |
| MasterKey containerTokenMasterKey, MasterKey nmTokenMasterKey, |
| long nextHeartbeatInterval) { |
| NodeHeartbeatResponse response = recordFactory |
| .newRecordInstance(NodeHeartbeatResponse.class); |
| response.setResponseId(responseId); |
| response.setNodeAction(action); |
| response.setContainerTokenMasterKey(containerTokenMasterKey); |
| response.setNMTokenMasterKey(nmTokenMasterKey); |
| response.setNextHeartBeatInterval(nextHeartbeatInterval); |
| if(containersToCleanUp != null) { |
| response.addAllContainersToCleanup(containersToCleanUp); |
| } |
| if(applicationsToCleanUp != null) { |
| response.addAllApplicationsToCleanup(applicationsToCleanUp); |
| } |
| return response; |
| } |
| |
| /** |
| * Build SystemCredentialsForAppsProto objects. |
| * |
| * @param applicationId Application ID |
| * @param credentials HDFS Tokens |
| * @return systemCredentialsForAppsProto |
| */ |
| public static SystemCredentialsForAppsProto newSystemCredentialsForAppsProto( |
| ApplicationId applicationId, ByteBuffer credentials) { |
| SystemCredentialsForAppsProto systemCredentialsForAppsProto = |
| SystemCredentialsForAppsProto.newBuilder() |
| .setAppId(ProtoUtils.convertToProtoFormat(applicationId)) |
| .setCredentialsForApp(ProtoUtils.BYTE_STRING_INTERNER.intern( |
| ProtoUtils.convertToProtoFormat(credentials.duplicate()))) |
| .build(); |
| return systemCredentialsForAppsProto; |
| } |
| |
| /** |
| * Convert Collection of SystemCredentialsForAppsProto proto objects to a Map |
| * of ApplicationId to ByteBuffer. |
| * |
| * @param systemCredentials List of SystemCredentialsForAppsProto proto |
| * objects |
| * @return systemCredentialsForApps Map of Application Id to ByteBuffer |
| */ |
| public static Map<ApplicationId, ByteBuffer> convertFromProtoFormat( |
| Collection<SystemCredentialsForAppsProto> systemCredentials) { |
| |
| Map<ApplicationId, ByteBuffer> systemCredentialsForApps = |
| new HashMap<ApplicationId, ByteBuffer>(systemCredentials.size()); |
| for (SystemCredentialsForAppsProto proto : systemCredentials) { |
| systemCredentialsForApps.put( |
| ProtoUtils.convertFromProtoFormat(proto.getAppId()), |
| ProtoUtils.convertFromProtoFormat(proto.getCredentialsForApp())); |
| } |
| return systemCredentialsForApps; |
| } |
| |
| /** |
| * Convert Map of Application Id to ByteBuffer to Collection of |
| * SystemCredentialsForAppsProto proto objects. |
| * |
| * @param systemCredentialsForApps Map of Application Id to ByteBuffer |
| * @return systemCredentials List of SystemCredentialsForAppsProto proto |
| * objects |
| */ |
| public static List<SystemCredentialsForAppsProto> convertToProtoFormat( |
| Map<ApplicationId, ByteBuffer> systemCredentialsForApps) { |
| List<SystemCredentialsForAppsProto> systemCredentials = |
| new ArrayList<SystemCredentialsForAppsProto>( |
| systemCredentialsForApps.size()); |
| for (Map.Entry<ApplicationId, ByteBuffer> entry : systemCredentialsForApps |
| .entrySet()) { |
| SystemCredentialsForAppsProto proto = |
| newSystemCredentialsForAppsProto(entry.getKey(), entry.getValue()); |
| systemCredentials.add(proto); |
| } |
| return systemCredentials; |
| } |
| } |