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MAPREDUCE-6297. Task Id of the failed task in diagnostics should link to the task page. (Siqi Li via gera) 

(cherry picked from commit 89ded89e86)
This commit is contained in:
Gera Shegalov 2015-04-21 12:36:37 -07:00
parent 1544c63602
commit 6f06e3b7ea
5 changed files with 60 additions and 33 deletions
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3
hadoop-mapreduce-project/CHANGES.txt
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@ -95,6 +95,9 @@ Release 2.8.0 - UNRELEASED
MAPREDUCE-6293. Set job classloader on uber-job's LocalContainerLauncher
event thread. (Sangjin Lee via gera)
MAPREDUCE-6297. Task Id of the failed task in diagnostics should link to
the task page. (Siqi Li via gera)
Release 2.7.1 - UNRELEASED
INCOMPATIBLE CHANGES

35
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/TaskID.java
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@ -25,6 +25,8 @@ import java.text.NumberFormat;
import java.util.EnumMap;
import java.util.HashMap;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
@ -58,6 +60,9 @@ import org.apache.hadoop.io.WritableUtils;
public class TaskID extends org.apache.hadoop.mapred.ID {
protected static final String TASK = "task";
protected static final NumberFormat idFormat = NumberFormat.getInstance();
public static final String TASK_ID_REGEX = TASK + "_(\\d+)_(\\d+)_" +
CharTaskTypeMaps.allTaskTypes + "_(\\d+)";
public static final Pattern taskIdPattern = Pattern.compile(TASK_ID_REGEX);
static {
idFormat.setGroupingUsed(false);
idFormat.setMinimumIntegerDigits(6);
@ -207,29 +212,15 @@ public class TaskID extends org.apache.hadoop.mapred.ID {
throws IllegalArgumentException {
if(str == null)
return null;
String exceptionMsg = null;
try {
String[] parts = str.split("_");
if(parts.length == 5) {
if(parts[0].equals(TASK)) {
String type = parts[3];
TaskType t = CharTaskTypeMaps.getTaskType(type.charAt(0));
if(t != null) {
return new org.apache.hadoop.mapred.TaskID(parts[1],
Integer.parseInt(parts[2]),
t,
Integer.parseInt(parts[4]));
} else
exceptionMsg = "Bad TaskType identifier. TaskId string : " + str
+ " is not properly formed.";
}
}
}catch (Exception ex) {//fall below
}
if (exceptionMsg == null) {
exceptionMsg = "TaskId string : " + str + " is not properly formed";
Matcher m = taskIdPattern.matcher(str);
if (m.matches()) {
return new org.apache.hadoop.mapred.TaskID(m.group(1),
Integer.parseInt(m.group(2)),
CharTaskTypeMaps.getTaskType(m.group(3).charAt(0)),
Integer.parseInt(m.group(4)));
}
String exceptionMsg = "TaskId string : " + str + " is not properly formed" +
"\nReason: " + m.toString();
throw new IllegalArgumentException(exceptionMsg);
}
/**

8
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/webapp/HsJobBlock.java
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@ -27,6 +27,7 @@ import static org.apache.hadoop.yarn.webapp.view.JQueryUI._TH;
import java.util.Date;
import java.util.List;
import org.apache.hadoop.mapreduce.TaskID;
import org.apache.hadoop.mapreduce.v2.api.records.AMInfo;
import org.apache.hadoop.mapreduce.v2.api.records.JobId;
import org.apache.hadoop.mapreduce.v2.app.AppContext;
@ -98,7 +99,7 @@ public class HsJobBlock extends HtmlBlock {
if(diagnostics != null && !diagnostics.isEmpty()) {
StringBuffer b = new StringBuffer();
for(String diag: diagnostics) {
b.append(diag);
b.append(addTaskLinks(diag));
}
infoBlock._("Diagnostics:", b.toString());
}
@ -203,4 +204,9 @@ public class HsJobBlock extends HtmlBlock {
_().
_();
}
static String addTaskLinks(String text) {
return TaskID.taskIdPattern.matcher(text).replaceAll(
"<a href=\"/jobhistory/task/$0\">$0</a>");
}
}

20
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestBlocks.java
View File

@ -65,6 +65,7 @@ import org.apache.hadoop.yarn.webapp.log.AggregatedLogsPage;
import org.apache.hadoop.yarn.webapp.view.BlockForTest;
import org.apache.hadoop.yarn.webapp.view.HtmlBlock;
import org.apache.hadoop.yarn.webapp.view.HtmlBlock.Block;
import org.junit.Assert;
import org.junit.Test;
import static org.junit.Assert.*;
@ -78,6 +79,23 @@ import static org.mockito.Mockito.*;
public class TestBlocks {
private ByteArrayOutputStream data = new ByteArrayOutputStream();
@Test
public void testPullTaskLink(){
Task task = getTask(0);
String taskId = task.getID().toString();
Assert.assertEquals("pull links doesn't work correctly",
"Task failed <a href=\"/jobhistory/task/" + taskId + "\">" +
taskId + "</a>"
, HsJobBlock.addTaskLinks("Task failed " + taskId));
Assert.assertEquals("pull links doesn't work correctly",
"Task failed <a href=\"/jobhistory/task/" + taskId + "\">" +
taskId + "</a>\n Job failed as tasks failed. failedMaps:1 failedReduces:0"
, HsJobBlock.addTaskLinks("Task failed " + taskId + "\n " +
"Job failed as tasks failed. failedMaps:1 failedReduces:0"));
}
/**
* test HsTasksBlock's rendering.
*/
@ -241,7 +259,7 @@ public class TestBlocks {
assertEquals(HsAttemptsPage.class, controller.attemptsPage());
controller.set(AMParams.JOB_ID, "job_01_01");
controller.set(AMParams.TASK_ID, "task_01_01_m01_01");
controller.set(AMParams.TASK_ID, "task_01_01_m_01");
controller.set(AMParams.TASK_TYPE, "m");
controller.set(AMParams.ATTEMPT_STATE, "State");

27
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/test/java/org/apache/hadoop/mapreduce/v2/hs/webapp/TestHsWebServicesTasks.java
View File

@ -33,6 +33,7 @@ import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.mapreduce.TaskID;
import org.apache.hadoop.mapreduce.v2.api.records.JobId;
import org.apache.hadoop.mapreduce.v2.api.records.TaskId;
import org.apache.hadoop.mapreduce.v2.api.records.TaskReport;
@ -368,9 +369,11 @@ public class TestHsWebServicesTasks extends JerseyTest {
String message = exception.getString("message");
String type = exception.getString("exception");
String classname = exception.getString("javaClassName");
WebServicesTestUtils.checkStringMatch("exception message",
WebServicesTestUtils.checkStringEqual("exception message",
"java.lang.Exception: TaskId string : "
+ "bogustaskid is not properly formed", message);
+ "bogustaskid is not properly formed"
+ "\nReason: java.util.regex.Matcher[pattern=" +
TaskID.TASK_ID_REGEX + " region=0,11 lastmatch=]", message);
WebServicesTestUtils.checkStringMatch("exception type",
"NotFoundException", type);
WebServicesTestUtils.checkStringMatch("exception classname",
@ -432,9 +435,11 @@ public class TestHsWebServicesTasks extends JerseyTest {
String message = exception.getString("message");
String type = exception.getString("exception");
String classname = exception.getString("javaClassName");
WebServicesTestUtils.checkStringMatch("exception message",
"java.lang.Exception: Bad TaskType identifier. TaskId string : "
+ "task_0_0000_d_000000 is not properly formed.", message);
WebServicesTestUtils.checkStringEqual("exception message",
"java.lang.Exception: TaskId string : "
+ "task_0_0000_d_000000 is not properly formed" +
"\nReason: java.util.regex.Matcher[pattern=" +
TaskID.TASK_ID_REGEX + " region=0,20 lastmatch=]", message);
WebServicesTestUtils.checkStringMatch("exception type",
"NotFoundException", type);
WebServicesTestUtils.checkStringMatch("exception classname",
@ -464,9 +469,11 @@ public class TestHsWebServicesTasks extends JerseyTest {
String message = exception.getString("message");
String type = exception.getString("exception");
String classname = exception.getString("javaClassName");
WebServicesTestUtils.checkStringMatch("exception message",
WebServicesTestUtils.checkStringEqual("exception message",
"java.lang.Exception: TaskId string : "
+ "task_0000_m_000000 is not properly formed", message);
+ "task_0000_m_000000 is not properly formed" +
"\nReason: java.util.regex.Matcher[pattern=" +
TaskID.TASK_ID_REGEX + " region=0,18 lastmatch=]", message);
WebServicesTestUtils.checkStringMatch("exception type",
"NotFoundException", type);
WebServicesTestUtils.checkStringMatch("exception classname",
@ -496,9 +503,11 @@ public class TestHsWebServicesTasks extends JerseyTest {
String message = exception.getString("message");
String type = exception.getString("exception");
String classname = exception.getString("javaClassName");
WebServicesTestUtils.checkStringMatch("exception message",
WebServicesTestUtils.checkStringEqual("exception message",
"java.lang.Exception: TaskId string : "
+ "task_0_0000_m is not properly formed", message);
+ "task_0_0000_m is not properly formed" +
"\nReason: java.util.regex.Matcher[pattern=" +
TaskID.TASK_ID_REGEX + " region=0,13 lastmatch=]", message);
WebServicesTestUtils.checkStringMatch("exception type",
"NotFoundException", type);
WebServicesTestUtils.checkStringMatch("exception classname",