| /** |
| * 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.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.EnumSet; |
| import java.util.Collection; |
| |
| import org.apache.commons.lang.StringEscapeUtils; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.mapreduce.MRConfig; |
| import org.apache.hadoop.mapreduce.v2.api.records.JobId; |
| import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptState; |
| import org.apache.hadoop.mapreduce.v2.api.records.TaskId; |
| import org.apache.hadoop.mapreduce.v2.app.job.TaskAttempt; |
| import org.apache.hadoop.mapreduce.v2.app.webapp.dao.TaskAttemptInfo; |
| import org.apache.hadoop.mapreduce.v2.util.MRWebAppUtil; |
| import org.apache.hadoop.util.StringUtils; |
| 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.THEAD; |
| 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; |
| final boolean enableUIActions; |
| |
| @Inject |
| AttemptsBlock(App ctx, Configuration conf) { |
| app = ctx; |
| this.enableUIActions = |
| conf.getBoolean(MRConfig.MASTER_WEBAPP_UI_ACTIONS_ENABLED, |
| MRConfig.DEFAULT_MASTER_WEBAPP_UI_ACTIONS_ENABLED); |
| } |
| |
| @Override |
| protected void render(Block html) { |
| if (!isValidRequest()) { |
| html. |
| h2($(TITLE)); |
| return; |
| } |
| |
| JobId jobId = app.getJob().getID(); |
| if (enableUIActions) { |
| // Kill task attempt |
| |
| StringBuilder script = new StringBuilder(); |
| script |
| .append("function confirmAction(appID, jobID, taskID, attID) {\n") |
| .append(" var b = confirm(\"Are you sure?\");\n") |
| .append(" if (b == true) {\n") |
| .append(" var current = '/proxy/' + appID") |
| .append(" + '/mapreduce/task/' + taskID;\n") |
| .append(" var stateURL = '/proxy/' + appID") |
| .append(" + '/ws/v1/mapreduce/jobs/' + jobID") |
| .append(" + '/tasks/' + taskID") |
| .append(" + '/attempts/' + attID + '/state';\n") |
| .append(" $.ajax({\n") |
| .append(" type: 'PUT',\n") |
| .append(" url: stateURL,\n") |
| .append(" contentType: 'application/json',\n") |
| .append(" data: '{\"state\":\"KILLED\"}',\n") |
| .append(" dataType: 'json'\n") |
| .append(" }).done(function(data) {\n") |
| .append(" setTimeout(function() {\n") |
| .append(" location.href = current;\n") |
| .append(" }, 1000);\n") |
| .append(" }).fail(function(data) {\n") |
| .append(" console.log(data);\n") |
| .append(" });\n") |
| .append(" }\n") |
| .append("}\n"); |
| |
| html.script().$type("text/javascript")._(script.toString())._(); |
| } |
| |
| TR<THEAD<TABLE<Hamlet>>> tr = html.table("#attempts").thead().tr(); |
| tr.th(".id", "Attempt"). |
| th(".progress", "Progress"). |
| th(".state", "State"). |
| th(".status", "Status"). |
| th(".node", "Node"). |
| th(".logs", "Logs"). |
| th(".tsh", "Started"). |
| th(".tsh", "Finished"). |
| th(".tsh", "Elapsed"). |
| th(".note", "Note"); |
| if (enableUIActions) { |
| tr.th(".actions", "Actions"); |
| } |
| |
| TBODY<TABLE<Hamlet>> tbody = tr._()._().tbody(); |
| // 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 = StringUtils.format("%.2f", ta.getProgress()); |
| |
| String nodeHttpAddr = ta.getNode(); |
| String diag = ta.getNote() == null ? "" : ta.getNote(); |
| TaskId taskId = attempt.getID().getTaskId(); |
| attemptsTableData.append("[\"") |
| .append(getAttemptId(taskId, ta)).append("\",\"") |
| .append(progress).append("\",\"") |
| .append(ta.getState().toString()).append("\",\"") |
| .append(StringEscapeUtils.escapeJavaScript( |
| StringEscapeUtils.escapeHtml(ta.getStatus()))).append("\",\"") |
| |
| .append(nodeHttpAddr == null ? "N/A" : |
| "<a class='nodelink' href='" + MRWebAppUtil.getYARNWebappScheme() + nodeHttpAddr + "'>" |
| + nodeHttpAddr + "</a>") |
| .append("\",\"") |
| |
| .append(ta.getAssignedContainerId() == null ? "N/A" : |
| "<a class='logslink' href='" + url(MRWebAppUtil.getYARNWebappScheme(), 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))); |
| if (enableUIActions) { |
| attemptsTableData.append("\",\""); |
| if (EnumSet.of( |
| TaskAttemptState.SUCCEEDED, |
| TaskAttemptState.FAILED, |
| TaskAttemptState.KILLED).contains(attempt.getState())) { |
| attemptsTableData.append("N/A"); |
| } else { |
| attemptsTableData |
| .append("<a href=javascript:void(0) onclick=confirmAction('") |
| .append(jobId.getAppId()).append("','") |
| .append(jobId).append("','") |
| .append(attempt.getID().getTaskId()).append("','") |
| .append(ta.getId()) |
| .append("');>Kill</a>"); |
| } |
| attemptsTableData.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)._(); |
| |
| tbody._()._(); |
| |
| } |
| |
| protected String getAttemptId(TaskId taskId, TaskAttemptInfo ta) { |
| return ta.getId(); |
| } |
| |
| 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': [ 5 ]") |
| .append(", 'bSearchable': false }") |
| |
| .append("\n, {'sType':'natural', 'aTargets': [ 0 ]") |
| .append(", 'mRender': parseHadoopID }") |
| |
| .append("\n, {'sType':'numeric', 'aTargets': [ 6, 7") |
| .append(" ], 'mRender': renderHadoopDate }") |
| |
| .append("\n, {'sType':'numeric', 'aTargets': [ 8") |
| .append(" ], 'mRender': renderHadoopElapsedTime }]") |
| |
| // Sort by id upon page load |
| .append("\n, aaSorting: [[0, 'asc']]") |
| .append("}").toString(); |
| } |
| } |