| /** |
| * 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.commons.lang.StringEscapeUtils; |
| import org.apache.hadoop.http.HttpConfig; |
| import org.apache.hadoop.mapreduce.v2.app.job.TaskAttempt; |
| import org.apache.hadoop.mapreduce.v2.app.webapp.dao.TaskAttemptInfo; |
| import org.apache.hadoop.yarn.webapp.SubView; |
| 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($(TITLE)); |
| return; |
| } |
| html. |
| table("#attempts"). |
| thead(). |
| tr(). |
| th(".id", "Attempt"). |
| th(".progress", "Progress"). |
| th(".state", "State"). |
| th(".node", "Node"). |
| th(".logs", "Logs"). |
| th(".tsh", "Started"). |
| th(".tsh", "Finished"). |
| th(".tsh", "Elapsed"). |
| th(".note", "Note")._()._(); |
| // Write all the data into a JavaScript array of arrays for JQuery |
| // DataTables to display |
| StringBuilder attemptsTableData = new StringBuilder("[\n"); |
| |
| for (TaskAttempt attempt : getTaskAttempts()) { |
| TaskAttemptInfo ta = new TaskAttemptInfo(attempt, true); |
| String progress = percent(ta.getProgress() / 100); |
| |
| String nodeHttpAddr = ta.getNode(); |
| String diag = ta.getNote() == null ? "" : ta.getNote(); |
| attemptsTableData.append("[\"") |
| .append(ta.getId()).append("\",\"") |
| .append(progress).append("\",\"") |
| .append(ta.getState().toString()).append("\",\"") |
| |
| .append(nodeHttpAddr == null ? "N/A" : |
| "<a class='nodelink' href='" + HttpConfig.getSchemePrefix() + nodeHttpAddr + "'>" |
| + nodeHttpAddr + "</a>") |
| .append("\",\"") |
| |
| .append(ta.getAssignedContainerId() == null ? "N/A" : |
| "<a class='logslink' href='" + url(HttpConfig.getSchemePrefix(), nodeHttpAddr, "node" |
| , "containerlogs", ta.getAssignedContainerIdStr(), app.getJob() |
| .getUserName()) + "'>logs</a>") |
| .append("\",\"") |
| |
| .append(ta.getStartTime()).append("\",\"") |
| .append(ta.getFinishTime()).append("\",\"") |
| .append(ta.getElapsedTime()).append("\",\"") |
| .append(StringEscapeUtils.escapeJavaScript(StringEscapeUtils.escapeHtml( |
| diag))).append("\"],\n"); |
| } |
| //Remove the last comma and close off the array of arrays |
| if(attemptsTableData.charAt(attemptsTableData.length() - 2) == ',') { |
| attemptsTableData.delete(attemptsTableData.length()-2, attemptsTableData.length()-1); |
| } |
| attemptsTableData.append("]"); |
| html.script().$type("text/javascript"). |
| _("var attemptsTableData=" + attemptsTableData)._(); |
| } |
| |
| 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); |
| |
| 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() |
| .append(", 'aaData': attemptsTableData") |
| .append(", bDeferRender: true") |
| .append(", bProcessing: true") |
| .append("\n,aoColumnDefs:[\n") |
| |
| //logs column should not filterable (it includes container ID which may pollute searches) |
| .append("\n{'aTargets': [ 4 ]") |
| .append(", 'bSearchable': false }") |
| |
| .append("\n, {'sType':'numeric', 'aTargets': [ 5, 6") |
| .append(" ], 'mRender': renderHadoopDate }") |
| |
| .append("\n, {'sType':'numeric', 'aTargets': [ 7") |
| .append(" ], 'mRender': renderHadoopElapsedTime }]") |
| |
| // Sort by id upon page load |
| .append("\n, aaSorting: [[0, 'asc']]") |
| .append("}").toString(); |
| } |
| } |