| /** |
| * 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.mapreduce.v2.app.webapp; |
| |
| import static org.apache.hadoop.yarn.util.StringHelper.percent; |
| import static org.apache.hadoop.yarn.webapp.view.JQueryUI.ACCORDION; |
| import static org.apache.hadoop.yarn.webapp.view.JQueryUI.DATATABLES; |
| import static org.apache.hadoop.yarn.webapp.view.JQueryUI.DATATABLES_ID; |
| import static org.apache.hadoop.yarn.webapp.view.JQueryUI.initID; |
| import static org.apache.hadoop.yarn.webapp.view.JQueryUI.tableInit; |
| |
| import java.util.Collection; |
| |
| import org.apache.hadoop.mapreduce.v2.app.job.TaskAttempt; |
| import org.apache.hadoop.mapreduce.v2.app.webapp.dao.TaskAttemptInfo; |
| import org.apache.hadoop.util.StringUtils; |
| import org.apache.hadoop.yarn.api.records.ContainerId; |
| import org.apache.hadoop.yarn.util.Times; |
| import org.apache.hadoop.yarn.webapp.SubView; |
| import org.apache.hadoop.yarn.webapp.hamlet.Hamlet; |
| import org.apache.hadoop.yarn.webapp.hamlet.Hamlet.TABLE; |
| import org.apache.hadoop.yarn.webapp.hamlet.Hamlet.TBODY; |
| import org.apache.hadoop.yarn.webapp.hamlet.Hamlet.TD; |
| import org.apache.hadoop.yarn.webapp.hamlet.Hamlet.TR; |
| import org.apache.hadoop.yarn.webapp.view.HtmlBlock; |
| |
| import com.google.inject.Inject; |
| |
| public class TaskPage extends AppView { |
| |
| static class AttemptsBlock extends HtmlBlock { |
| final App app; |
| |
| @Inject |
| AttemptsBlock(App ctx) { |
| app = ctx; |
| } |
| |
| @Override |
| protected void render(Block html) { |
| if (!isValidRequest()) { |
| html. |
| h2($(TITLE)); |
| return; |
| } |
| TBODY<TABLE<Hamlet>> tbody = html. |
| table("#attempts"). |
| thead(). |
| tr(). |
| th(".id", "Attempt"). |
| th(".progress", "Progress"). |
| th(".state", "State"). |
| th(".node", "Node"). |
| th(".logs", "Logs"). |
| th(".tsh", "Started"). |
| th(".tsh", "Finished"). |
| th(".tsh", "Elapsed"). |
| th(".note", "Note")._()._(). |
| tbody(); |
| for (TaskAttempt attempt : getTaskAttempts()) { |
| TaskAttemptInfo ta = new TaskAttemptInfo(attempt, true); |
| String taid = ta.getId(); |
| String progress = percent(ta.getProgress() / 100); |
| ContainerId containerId = ta.getAssignedContainerId(); |
| |
| String nodeHttpAddr = ta.getNode(); |
| long startTime = ta.getStartTime(); |
| long finishTime = ta.getFinishTime(); |
| long elapsed = ta.getElapsedTime(); |
| String diag = ta.getNote() == null ? "" : ta.getNote(); |
| TR<TBODY<TABLE<Hamlet>>> row = tbody.tr(); |
| TD<TR<TBODY<TABLE<Hamlet>>>> nodeTd = row. |
| td(".id", taid). |
| td(".progress", progress). |
| td(".state", ta.getState()).td(); |
| if (nodeHttpAddr == null) { |
| nodeTd._("N/A"); |
| } else { |
| nodeTd. |
| a(".nodelink", url("http://", nodeHttpAddr), nodeHttpAddr); |
| } |
| nodeTd._(); |
| if (containerId != null) { |
| String containerIdStr = ta.getAssignedContainerIdStr(); |
| row.td(). |
| a(".logslink", url("http://", nodeHttpAddr, "node", "containerlogs", |
| containerIdStr, app.getJob().getUserName()), "logs")._(); |
| } else { |
| row.td()._("N/A")._(); |
| } |
| |
| row. |
| td(".ts", Times.format(startTime)). |
| td(".ts", Times.format(finishTime)). |
| td(".dt", StringUtils.formatTime(elapsed)). |
| td(".note", diag)._(); |
| } |
| tbody._()._(); |
| } |
| |
| protected boolean isValidRequest() { |
| return app.getTask() != null; |
| } |
| |
| protected Collection<TaskAttempt> getTaskAttempts() { |
| return app.getTask().getAttempts().values(); |
| } |
| } |
| |
| @Override protected void preHead(Page.HTML<_> html) { |
| commonPreHead(html); |
| |
| // This page is a list of all attempts which are limited in number. Okay to |
| // refresh automatically. |
| html.meta_http("refresh", "10"); |
| |
| set(initID(ACCORDION, "nav"), "{autoHeight:false, active:3}"); |
| set(DATATABLES_ID, "attempts"); |
| set(initID(DATATABLES, "attempts"), attemptsTableInit()); |
| setTableStyles(html, "attempts"); |
| } |
| |
| @Override protected Class<? extends SubView> content() { |
| return AttemptsBlock.class; |
| } |
| |
| private String attemptsTableInit() { |
| return tableInit(). |
| // Sort by id upon page load |
| append(", aaSorting: [[0, 'asc']]"). |
| append("}").toString(); |
| } |
| } |