public void testActionCheck() throws Exception {
JPAService jpaService = Services.get().get(JPAService.class);
WorkflowJobBean job =
this.addRecordToWfJobTable(WorkflowJob.Status.RUNNING, WorkflowInstance.Status.RUNNING);
WorkflowActionBean action =
this.addRecordToWfActionTable(job.getId(), "1", WorkflowAction.Status.PREP);
WorkflowActionGetJPAExecutor wfActionGetCmd = new WorkflowActionGetJPAExecutor(action.getId());
new ActionStartXCommand(action.getId(), "map-reduce").call();
action = jpaService.execute(wfActionGetCmd);
ActionExecutorContext context =
new ActionXCommand.ActionExecutorContext(job, action, false, false);
MapReduceActionExecutor actionExecutor = new MapReduceActionExecutor();
JobConf conf =
actionExecutor.createBaseHadoopConf(context, XmlUtils.parseXml(action.getConf()));
String user = conf.get("user.name");
JobClient jobClient =
Services.get().get(HadoopAccessorService.class).createJobClient(user, conf);
String launcherId = action.getExternalId();
final RunningJob launcherJob = jobClient.getJob(JobID.forName(launcherId));
waitFor(
120 * 1000,
new Predicate() {
public boolean evaluate() throws Exception {
return launcherJob.isComplete();
}
});
assertTrue(launcherJob.isSuccessful());
Map<String, String> actionData =
LauncherMapperHelper.getActionData(getFileSystem(), context.getActionDir(), conf);
assertTrue(LauncherMapperHelper.hasIdSwap(actionData));
new ActionCheckXCommand(action.getId()).call();
action = jpaService.execute(wfActionGetCmd);
String mapperId = action.getExternalId();
String childId = action.getExternalChildIDs();
assertTrue(launcherId.equals(mapperId));
final RunningJob mrJob = jobClient.getJob(JobID.forName(childId));
waitFor(
120 * 1000,
new Predicate() {
public boolean evaluate() throws Exception {
return mrJob.isComplete();
}
});
assertTrue(mrJob.isSuccessful());
new ActionCheckXCommand(action.getId()).call();
action = jpaService.execute(wfActionGetCmd);
assertEquals("SUCCEEDED", action.getExternalStatus());
}
/**
* Clears all the logs in userlog directory.
*
* <p>Adds the job directories for deletion with default retain hours. Deletes all other
* directories, if any. This is usually called on reinit/restart of the TaskTracker
*
* @param conf
* @throws IOException
*/
void clearOldUserLogs(Configuration conf) throws IOException {
File userLogDir = TaskLog.getUserLogDir();
if (userLogDir.exists()) {
String[] logDirs = userLogDir.list();
if (logDirs.length > 0) {
// add all the log dirs to taskLogsMnonitor.
long now = clock.getTime();
for (String logDir : logDirs) {
if (logDir.equals(logAsyncDisk.TOBEDELETED)) {
// skip this
continue;
}
JobID jobid = null;
try {
jobid = JobID.forName(logDir);
} catch (IllegalArgumentException ie) {
// if the directory is not a jobid, delete it immediately
deleteLogPath(new File(userLogDir, logDir).getAbsolutePath());
continue;
}
// add the job log directory with default retain hours, if it is not
// already added
if (!completedJobs.containsKey(jobid)) {
markJobLogsForDeletion(now, conf, jobid);
}
}
}
}
}
/**
* Logs job killed event. Closes the job history log file.
*
* @param timestamp time when job killed was issued in ms.
* @param finishedMaps no finished map tasks.
* @param finishedReduces no of finished reduce tasks.
*/
public void logKilled(long timestamp, int finishedMaps, int finishedReduces, Counters counters) {
if (disableHistory) {
return;
}
if (null != writers) {
log(
writers,
RecordTypes.Job,
new Keys[] {
Keys.JOBID,
Keys.FINISH_TIME,
Keys.JOB_STATUS,
Keys.FINISHED_MAPS,
Keys.FINISHED_REDUCES,
Keys.COUNTERS
},
new String[] {
jobId.toString(),
String.valueOf(timestamp),
Values.KILLED.name(),
String.valueOf(finishedMaps),
String.valueOf(finishedReduces),
counters.makeEscapedCompactString()
},
true);
closeAndClear(writers);
}
}
public void getTaskAttempt(String job, String taskid) {
// -logs
try {
JobID jobid = JobID.forName(job);
TaskAttemptID taskAttemptID = TaskAttemptID.forName(taskid);
StringBuilder sb = new StringBuilder();
LogParams logParams = client.getLogFileParams(jobid, taskAttemptID);
LogCLIHelpers logDumper = new LogCLIHelpers();
logDumper.setConf(conf);
sb.append(logParams.getApplicationId());
sb.append("|" + logParams.getContainerId());
sb.append("|" + logParams.getNodeId());
sb.append("|" + logParams.getOwner());
System.out.println(sb.toString());
logDumper.dumpAContainersLogs(
logParams.getApplicationId(),
logParams.getContainerId(),
logParams.getNodeId(),
logParams.getOwner());
} catch (Exception e) {
System.out.println(e);
}
}
private RunningJob submitAction(Context context, Namespace ns) throws Exception {
Hive2ActionExecutor ae = new Hive2ActionExecutor();
WorkflowAction action = context.getAction();
ae.prepareActionDir(getFileSystem(), context);
ae.submitLauncher(getFileSystem(), context, action);
String jobId = action.getExternalId();
String jobTracker = action.getTrackerUri();
String consoleUrl = action.getConsoleUrl();
assertNotNull(jobId);
assertNotNull(jobTracker);
assertNotNull(consoleUrl);
Element e = XmlUtils.parseXml(action.getConf());
XConfiguration conf =
new XConfiguration(
new StringReader(XmlUtils.prettyPrint(e.getChild("configuration", ns)).toString()));
conf.set("mapred.job.tracker", e.getChildTextTrim("job-tracker", ns));
conf.set("fs.default.name", e.getChildTextTrim("name-node", ns));
conf.set("user.name", context.getProtoActionConf().get("user.name"));
conf.set("group.name", getTestGroup());
JobConf jobConf = Services.get().get(HadoopAccessorService.class).createJobConf(jobTracker);
XConfiguration.copy(conf, jobConf);
String user = jobConf.get("user.name");
JobClient jobClient =
Services.get().get(HadoopAccessorService.class).createJobClient(user, jobConf);
final RunningJob runningJob = jobClient.getJob(JobID.forName(jobId));
assertNotNull(runningJob);
return runningJob;
}
public void getTaskDiagnostics(String job) {
try {
String errinfo[];
StringBuilder sb = new StringBuilder();
JobID jobid = JobID.forName(job);
JobStatus status = client.getJobStatus(jobid);
System.out.println(status.getTrackingUrl());
System.out.println(status.getJobFile());
System.out.println(status.getHistoryFile());
System.out.println(status.getQueue());
System.out.println(status.toString());
System.out.println("#### QueueAclsInfo ####");
QueueAclsInfo[] qais = client.getQueueAclsForCurrentUser();
for (int i = 0; i < qais.length; i++) {
QueueAclsInfo qai = qais[i];
System.out.println(qai.getQueueName().toString());
String[] ops = qai.getOperations();
for (int j = 0; j < ops.length; j++) {
System.out.println(ops[j]);
}
}
System.out.println("#### QueueInfo ####");
QueueInfo[] qis = client.getRootQueues();
for (int i = 0; i < qis.length; i++) {
QueueInfo qi = qis[i];
System.out.println(qi.getQueueName());
System.out.println(qi.getSchedulingInfo());
System.out.println(qi.getState());
System.out.println(qi.getProperties());
}
int mapnum = client.getTaskReports(jobid, TaskType.MAP).length;
int rednum = client.getTaskReports(jobid, TaskType.REDUCE).length;
float progress = status.getMapProgress();
sb.append(
String.format(
"m %4d %6s",
mapnum, progress == 1 ? "100%" : String.format("%.2f%%", progress * 100)));
sb.append("|");
progress = status.getReduceProgress();
sb.append(
String.format(
"r %4d %6s",
rednum, progress == 1 ? "100%" : String.format("%.2f%%", progress * 100)));
System.out.println(sb.toString());
printTaskAttempt(client.getTaskReports(jobid, TaskType.MAP));
printTaskAttempt(client.getTaskReports(jobid, TaskType.REDUCE));
System.out.println(sb.toString());
} catch (Exception e) {
System.out.println(e);
}
}
/** Get the events list at the tasktracker */
public MapTaskCompletionEventsUpdate getMapTaskCompletionEventsUpdates(
int index, JobID jobId, int max) throws IOException {
String jtId = jobTracker.getJobTracker().getTrackerIdentifier();
TaskAttemptID dummy = new TaskAttemptID(jtId, jobId.getId(), false, 0, 0);
return taskTrackerList
.get(index)
.getTaskTracker()
.getMapCompletionEvents(jobId, 0, max, dummy, null);
}
private File localizeJob(JobID jobid) throws IOException {
String user = UserGroupInformation.getCurrentUser().getShortUserName();
new JobLocalizer(tt.getJobConf(), user, jobid.toString()).initializeJobLogDir();
File jobUserlog = TaskLog.getJobDir(jobid);
JobConf conf = new JobConf();
// localize job log directory
tt.saveLogDir(jobid, conf);
assertTrue(jobUserlog + " directory is not created.", jobUserlog.exists());
return jobUserlog;
}
/**
* Log job finished. closes the job file in history.
*
* @param finishTime finish time of job in ms.
* @param finishedMaps no of maps successfully finished.
* @param finishedReduces no of reduces finished sucessfully.
* @param failedMaps no of failed map tasks. (includes killed)
* @param failedReduces no of failed reduce tasks. (includes killed)
* @param killedMaps no of killed map tasks.
* @param killedReduces no of killed reduce tasks.
* @param counters the counters from the job
*/
public void logFinished(
long finishTime,
int finishedMaps,
int finishedReduces,
int failedMaps,
int failedReduces,
int killedMaps,
int killedReduces,
Counters mapCounters,
Counters reduceCounters,
Counters counters) {
if (disableHistory) {
return;
}
if (null != writers) {
log(
writers,
RecordTypes.Job,
new Keys[] {
Keys.JOBID,
Keys.FINISH_TIME,
Keys.JOB_STATUS,
Keys.FINISHED_MAPS,
Keys.FINISHED_REDUCES,
Keys.FAILED_MAPS,
Keys.FAILED_REDUCES,
Keys.KILLED_MAPS,
Keys.KILLED_REDUCES,
Keys.MAP_COUNTERS,
Keys.REDUCE_COUNTERS,
Keys.COUNTERS
},
new String[] {
jobId.toString(),
Long.toString(finishTime),
Values.SUCCESS.name(),
String.valueOf(finishedMaps),
String.valueOf(finishedReduces),
String.valueOf(failedMaps),
String.valueOf(failedReduces),
String.valueOf(killedMaps),
String.valueOf(killedReduces),
mapCounters.makeEscapedCompactString(),
reduceCounters.makeEscapedCompactString(),
counters.makeEscapedCompactString()
},
true);
closeAndClear(writers);
}
// NOTE: history cleaning stuff deleted from here. We should do that
// somewhere else!
}
/** Logs job as running */
public void logStarted() {
if (disableHistory) {
return;
}
if (null != writers) {
log(
writers,
RecordTypes.Job,
new Keys[] {Keys.JOBID, Keys.JOB_STATUS},
new String[] {jobId.toString(), Values.RUNNING.name()});
}
}
/**
* Log job's priority.
*
* @param priority Jobs priority
*/
public void logJobPriority(JobID jobid, JobPriority priority) {
if (disableHistory) {
return;
}
if (null != writers) {
log(
writers,
RecordTypes.Job,
new Keys[] {Keys.JOBID, Keys.JOB_PRIORITY},
new String[] {jobId.toString(), priority.toString()});
}
}
public static JobStatus downgrade(org.apache.hadoop.mapreduce.JobStatus stat) {
JobStatus old =
new JobStatus(
JobID.downgrade(stat.getJobID()),
stat.getSetupProgress(),
stat.getMapProgress(),
stat.getReduceProgress(),
stat.getCleanupProgress(),
stat.getState().getValue(),
JobPriority.valueOf(stat.getPriority().name()),
stat.getUsername(),
stat.getJobName(),
stat.getJobFile(),
stat.getTrackingUrl());
old.setStartTime(stat.getStartTime());
old.setFinishTime(stat.getFinishTime());
old.setSchedulingInfo(stat.getSchedulingInfo());
old.setHistoryFile(stat.getHistoryFile());
return old;
}
/**
* Logs launch time of job.
*
* @param startTime start time of job.
* @param totalMaps total maps assigned by jobtracker.
* @param totalReduces total reduces.
*/
public void logInited(long startTime, int totalMaps, int totalReduces) {
if (disableHistory) {
return;
}
if (null != writers) {
log(
writers,
RecordTypes.Job,
new Keys[] {
Keys.JOBID, Keys.LAUNCH_TIME, Keys.TOTAL_MAPS, Keys.TOTAL_REDUCES, Keys.JOB_STATUS
},
new String[] {
jobId.toString(),
String.valueOf(startTime),
String.valueOf(totalMaps),
String.valueOf(totalReduces),
Values.PREP.name()
});
}
}
/** Test if {@link CurrentJHParser} can read events from current JH files. */
@Test
public void testCurrentJHParser() throws Exception {
final Configuration conf = new Configuration();
final FileSystem lfs = FileSystem.getLocal(conf);
final Path rootTempDir =
new Path(System.getProperty("test.build.data", "/tmp")).makeQualified(lfs);
final Path tempDir = new Path(rootTempDir, "TestCurrentJHParser");
lfs.delete(tempDir, true);
String queueName = "testQueue";
// Run a MR job
// create a MR cluster
conf.setInt("mapred.tasktracker.map.tasks.maximum", 1);
conf.setInt("mapred.tasktracker.reduce.tasks.maximum", 1);
conf.set("mapred.queue.names", queueName);
MiniMRCluster mrCluster = new MiniMRCluster(1, "file:///", 1, null, null, new JobConf(conf));
// run a job
Path inDir = new Path(tempDir, "input");
Path outDir = new Path(tempDir, "output");
JobHistoryParser parser = null;
RewindableInputStream ris = null;
ArrayList<String> seenEvents = new ArrayList<String>(10);
RunningJob rJob = null;
try {
JobConf jobConf = mrCluster.createJobConf();
jobConf.setQueueName(queueName);
// construct a job with 1 map and 1 reduce task.
rJob = UtilsForTests.runJob(jobConf, inDir, outDir, 1, 1);
rJob.waitForCompletion();
assertTrue("Job failed", rJob.isSuccessful());
JobID id = rJob.getID();
// get the jobhistory filepath
Path inputPath =
new Path(JobHistory.getHistoryFilePath(org.apache.hadoop.mapred.JobID.downgrade(id)));
// wait for 10 secs for the jobhistory file to move into the done folder
for (int i = 0; i < 100; ++i) {
if (lfs.exists(inputPath)) {
break;
}
TimeUnit.MILLISECONDS.wait(100);
}
assertTrue("Missing job history file", lfs.exists(inputPath));
InputDemuxer inputDemuxer = new DefaultInputDemuxer();
inputDemuxer.bindTo(inputPath, conf);
Pair<String, InputStream> filePair = inputDemuxer.getNext();
assertNotNull(filePair);
ris = new RewindableInputStream(filePair.second());
// Test if the JobHistoryParserFactory can detect the parser correctly
parser = JobHistoryParserFactory.getParser(ris);
// Get ParsedJob
String jobId = TraceBuilder.extractJobID(filePair.first());
JobBuilder builder = new JobBuilder(jobId);
HistoryEvent e;
while ((e = parser.nextEvent()) != null) {
String eventString = e.getEventType().toString();
System.out.println(eventString);
seenEvents.add(eventString);
if (builder != null) {
builder.process(e);
}
}
ParsedJob parsedJob = builder.build();
// validate the obtainXXX api of ParsedJob, ParsedTask and
// ParsedTaskAttempt.
validateParsedJob(parsedJob, 1, 1, queueName);
} finally {
// stop the MR cluster
mrCluster.shutdown();
if (ris != null) {
ris.close();
}
if (parser != null) {
parser.close();
}
// cleanup the filesystem
lfs.delete(tempDir, true);
}
// Check against the gold standard
System.out.println("testCurrentJHParser validating using gold std ");
String[] goldLines =
new String[] {
"JOB_SUBMITTED",
"JOB_PRIORITY_CHANGED",
"JOB_STATUS_CHANGED",
"JOB_INITED",
"JOB_INFO_CHANGED",
"TASK_STARTED",
"MAP_ATTEMPT_STARTED",
"MAP_ATTEMPT_FINISHED",
"MAP_ATTEMPT_FINISHED",
"TASK_UPDATED",
"TASK_FINISHED",
"JOB_STATUS_CHANGED",
"TASK_STARTED",
"MAP_ATTEMPT_STARTED",
"MAP_ATTEMPT_FINISHED",
"MAP_ATTEMPT_FINISHED",
"TASK_UPDATED",
"TASK_FINISHED",
"TASK_STARTED",
"MAP_ATTEMPT_STARTED",
"MAP_ATTEMPT_FINISHED",
"REDUCE_ATTEMPT_FINISHED",
"TASK_UPDATED",
"TASK_FINISHED",
"TASK_STARTED",
"MAP_ATTEMPT_STARTED",
"MAP_ATTEMPT_FINISHED",
"MAP_ATTEMPT_FINISHED",
"TASK_UPDATED",
"TASK_FINISHED",
"JOB_STATUS_CHANGED",
"JOB_FINISHED"
};
// Check the output with gold std
assertEquals("Size mismatch", goldLines.length, seenEvents.size());
int index = 0;
for (String goldLine : goldLines) {
assertEquals("Content mismatch", goldLine, seenEvents.get(index++));
}
}
/**
* Log job submitted event to history. Creates a new file in history for the job. if history file
* creation fails, it disables history for all other events.
*
* @param jobConfPath path to job conf xml file in HDFS.
* @param submitTime time when job tracker received the job
* @throws IOException
*/
public void logSubmitted(String jobConfPath, long submitTime, String jobTrackerId)
throws IOException {
if (disableHistory) {
return;
}
// create output stream for logging in hadoop.job.history.location
int defaultBufferSize = logDirFs.getConf().getInt("io.file.buffer.size", 4096);
try {
FSDataOutputStream out = null;
PrintWriter writer = null;
// In case the old JT is still running, but we can't connect to it, we
// should ensure that it won't write to our (new JT's) job history file.
if (logDirFs.exists(logFile)) {
LOG.info("Remove the old history file " + logFile);
logDirFs.delete(logFile, true);
}
out =
logDirFs.create(
logFile,
new FsPermission(HISTORY_FILE_PERMISSION),
true,
defaultBufferSize,
logDirFs.getDefaultReplication(),
jobHistoryBlockSize,
null);
writer = new PrintWriter(out);
fileManager.addWriter(jobId, writer);
// cache it ...
fileManager.setHistoryFile(jobId, logFile);
writers = fileManager.getWriters(jobId);
if (null != writers) {
log(
writers,
RecordTypes.Meta,
new Keys[] {Keys.VERSION},
new String[] {String.valueOf(JobHistory.VERSION)});
}
String jobName = getJobName();
String user = getUserName();
// add to writer as well
log(
writers,
RecordTypes.Job,
new Keys[] {
Keys.JOBID, Keys.JOBNAME, Keys.USER, Keys.SUBMIT_TIME, Keys.JOBCONF, Keys.JOBTRACKERID
},
new String[] {
jobId.toString(), jobName, user,
String.valueOf(submitTime), jobConfPath, jobTrackerId
});
} catch (IOException e) {
// Disable history if we have errors other than in the user log.
disableHistory = true;
}
/* Storing the job conf on the log dir */
Path jobFilePath = new Path(logDir, CoronaJobHistoryFilesManager.getConfFilename(jobId));
fileManager.setConfFile(jobId, jobFilePath);
FSDataOutputStream jobFileOut = null;
try {
if (!logDirFs.exists(jobFilePath)) {
jobFileOut =
logDirFs.create(
jobFilePath,
new FsPermission(HISTORY_FILE_PERMISSION),
true,
defaultBufferSize,
logDirFs.getDefaultReplication(),
logDirFs.getDefaultBlockSize(),
null);
conf.writeXml(jobFileOut);
jobFileOut.close();
}
} catch (IOException ioe) {
LOG.error("Failed to store job conf in the log dir", ioe);
} finally {
if (jobFileOut != null) {
try {
jobFileOut.close();
} catch (IOException ie) {
LOG.info(
"Failed to close the job configuration file " + StringUtils.stringifyException(ie));
}
}
}
}
/** @return The jobid of the Job */
public JobID getJobID() {
return JobID.downgrade(super.getJobID());
}
public static JobID read(DataInput in) throws IOException {
JobID jobId = new JobID();
jobId.readFields(in);
return jobId;
}
public void testActionCheckTransientDuringMRAction() throws Exception {
// When using YARN, skip this test because it relies on shutting down the job tracker, which
// isn't used in YARN
if (createJobConf().get("yarn.resourcemanager.address") != null) {
return;
}
services.destroy();
// Make the max number of retries lower so the test won't take as long
final int maxRetries = 2;
setSystemProperty("oozie.action.retries.max", Integer.toString(maxRetries));
services = new Services();
// Disable ActionCheckerService so it doesn't interfere by triggering any extra
// ActionCheckXCommands
setClassesToBeExcluded(
services.getConf(), new String[] {"org.apache.oozie.service.ActionCheckerService"});
services.init();
final JPAService jpaService = Services.get().get(JPAService.class);
WorkflowJobBean job0 =
this.addRecordToWfJobTable(WorkflowJob.Status.RUNNING, WorkflowInstance.Status.RUNNING);
final String jobId = job0.getId();
WorkflowActionBean action0 =
this.addRecordToWfActionTable(jobId, "1", WorkflowAction.Status.PREP);
final String actionId = action0.getId();
final WorkflowActionGetJPAExecutor wfActionGetCmd = new WorkflowActionGetJPAExecutor(actionId);
new ActionStartXCommand(actionId, "map-reduce").call();
final WorkflowActionBean action1 = jpaService.execute(wfActionGetCmd);
String originalLauncherId = action1.getExternalId();
ActionExecutorContext context =
new ActionXCommand.ActionExecutorContext(job0, action1, false, false);
MapReduceActionExecutor actionExecutor = new MapReduceActionExecutor();
JobConf conf =
actionExecutor.createBaseHadoopConf(context, XmlUtils.parseXml(action1.getConf()));
String user = conf.get("user.name");
JobClient jobClient =
Services.get().get(HadoopAccessorService.class).createJobClient(user, conf);
final RunningJob launcherJob = jobClient.getJob(JobID.forName(originalLauncherId));
waitFor(
120 * 1000,
new Predicate() {
@Override
public boolean evaluate() throws Exception {
return launcherJob.isComplete();
}
});
assertTrue(launcherJob.isSuccessful());
Map<String, String> actionData =
LauncherMapperHelper.getActionData(getFileSystem(), context.getActionDir(), conf);
assertTrue(LauncherMapperHelper.hasIdSwap(actionData));
new ActionCheckXCommand(action1.getId()).call();
WorkflowActionBean action2 = jpaService.execute(wfActionGetCmd);
String originalMapperId = action2.getExternalChildIDs();
assertFalse(originalLauncherId.equals(originalMapperId));
// At this point, the launcher job has finished and the map-reduce action has started (but not
// finished)
// Now, shutdown the job tracker to pretend it has gone down during the map-reduce job
executeWhileJobTrackerIsShutdown(
new ShutdownJobTrackerExecutable() {
@Override
public void execute() throws Exception {
assertEquals(0, action1.getRetries());
new ActionCheckXCommand(actionId).call();
waitFor(
30 * 1000,
new Predicate() {
@Override
public boolean evaluate() throws Exception {
WorkflowActionBean action1a = jpaService.execute(wfActionGetCmd);
return (action1a.getRetries() > 0);
}
});
waitFor(
180 * 1000,
new Predicate() {
@Override
public boolean evaluate() throws Exception {
WorkflowActionBean action1a = jpaService.execute(wfActionGetCmd);
return (action1a.getRetries() == 0);
}
});
WorkflowActionBean action1b = jpaService.execute(wfActionGetCmd);
assertEquals(0, action1b.getRetries());
assertEquals("START_MANUAL", action1b.getStatusStr());
WorkflowJobBean job1 = jpaService.execute(new WorkflowJobGetJPAExecutor(jobId));
assertEquals("SUSPENDED", job1.getStatusStr());
// At this point, the action has gotten a transient error, even after maxRetries tries
// so the workflow has been
// SUSPENDED
}
});
// Now, lets bring the job tracker back up and resume the workflow (which will restart the
// current action)
// It should now continue and finish with SUCCEEDED
new ResumeXCommand(jobId).call();
WorkflowJobBean job2 = jpaService.execute(new WorkflowJobGetJPAExecutor(jobId));
assertEquals("RUNNING", job2.getStatusStr());
sleep(500);
new ActionCheckXCommand(actionId).call();
WorkflowActionBean action3 = jpaService.execute(wfActionGetCmd);
String launcherId = action3.getExternalId();
assertFalse(originalLauncherId.equals(launcherId));
final RunningJob launcherJob2 = jobClient.getJob(JobID.forName(launcherId));
waitFor(
120 * 1000,
new Predicate() {
@Override
public boolean evaluate() throws Exception {
return launcherJob2.isComplete();
}
});
assertTrue(launcherJob2.isSuccessful());
actionData = LauncherMapperHelper.getActionData(getFileSystem(), context.getActionDir(), conf);
assertTrue(LauncherMapperHelper.hasIdSwap(actionData));
new ActionCheckXCommand(actionId).call();
WorkflowActionBean action4 = jpaService.execute(wfActionGetCmd);
String mapperId = action4.getExternalChildIDs();
assertFalse(originalMapperId.equals(mapperId));
final RunningJob mrJob = jobClient.getJob(JobID.forName(mapperId));
waitFor(
120 * 1000,
new Predicate() {
@Override
public boolean evaluate() throws Exception {
return mrJob.isComplete();
}
});
assertTrue(mrJob.isSuccessful());
new ActionCheckXCommand(actionId).call();
WorkflowActionBean action5 = jpaService.execute(wfActionGetCmd);
assertEquals("SUCCEEDED", action5.getExternalStatus());
}
/**
* Test job retire with tasks that report their *first* status only after the job retires. Steps :
* - Start a mini-mr cluster with 1 task-tracker having only map slots. Note that this
* task-tracker will take care of setup/cleanup and the map tasks. - Submit a job with 1 map task
* and 1 reduce task - Wait for the job to finish the map task - Start a 2nd tracker that waits
* for a long time after contacting the JT. - Wait for the 2nd tracker to get stuck - Kill the job
* - Wait for the job to retire - Check if the tip mappings are cleaned up.
*/
public void testJobRetireWithUnreportedTasks() throws Exception {
MiniMRCluster mr = null;
try {
JobConf conf = new JobConf();
// set the num-map-slots to 1 so that no reduce tasks but setup/cleanup
// can run on it
conf.setInt("mapred.tasktracker.map.tasks.maximum", 1);
conf.setInt("mapred.tasktracker.reduce.tasks.maximum", 0);
mr = startCluster(conf, 1);
JobTracker jobtracker = mr.getJobTrackerRunner().getJobTracker();
RunningJob job =
UtilsForTests.runJob(
mr.createJobConf(), new Path(testDir, "in-1"), new Path(testDir, "out-1"), 1, 1);
JobID id = JobID.downgrade(job.getID());
JobInProgress jip = jobtracker.getJob(id);
// wait 100 secs for the job to complete its map task
for (int i = 0; i < 1000 && jip.finishedMaps() < 1; i++) {
UtilsForTests.waitFor(100);
}
assertEquals(jip.finishedMaps(), 1);
// start a tracker that will wait
LOG.info("Adding a waiting tracker");
TaskTrackerRunner testTrackerRunner =
mr.new TaskTrackerRunner(1, 1, null, mr.createJobConf()) {
@Override
TaskTracker createTaskTracker(JobConf conf) throws InterruptedException, IOException {
return new WaitingTaskTracker(conf);
}
};
mr.addTaskTracker(testTrackerRunner);
LOG.info("Waiting tracker added");
WaitingTaskTracker testTT = (WaitingTaskTracker) testTrackerRunner.getTaskTracker();
// wait 100 secs for the newly started task-tracker to join
for (int i = 0; i < 1000 && jobtracker.taskTrackers().size() < 2; i++) {
UtilsForTests.waitFor(100);
}
assertEquals(jobtracker.taskTrackers().size(), 2);
LOG.info("Cluster is now up with 2 trackers");
// stop the test-tt as its no longer required
mr.stopTaskTracker(mr.getTaskTrackerID(testTT.getName()));
// 1 reduce task should be scheduled
assertEquals("TestTT contacted but no reduce task scheduled on it", 1, jip.runningReduces());
// kill the job
LOG.info("Killing job " + id);
job.killJob();
// check if the reduce task attempt status is missing
TaskInProgress tip = jip.getTasks(TaskType.REDUCE)[0];
assertNull(tip.getTaskStatus(tip.getAllTaskAttemptIDs()[0]));
// wait for the job to retire
waitTillRetire(id, jobtracker);
// check the taskidToTIPMap
for (TaskAttemptID tid : jobtracker.taskidToTIPMap.keySet()) {
LOG.info("TaskidToTIP : " + tid);
}
assertEquals("'taskid' to TIP mapping still exists", 0, jobtracker.taskidToTIPMap.size());
} finally {
if (mr != null) {
mr.shutdown();
}
// cleanup
FileUtil.fullyDelete(new File(testDir.toString()));
}
}
@SuppressWarnings("deprecation")
public SimulatorJobInProgress(
JobID jobid, JobTracker jobtracker, JobConf default_conf, JobStory jobStory) {
super(jobid, jobStory.getJobConf(), jobtracker);
// jobSetupCleanupNeeded set to false in parent cstr, though
// default is true
restartCount = 0;
jobSetupCleanupNeeded = false;
this.memoryPerMap = conf.getMemoryForMapTask();
this.memoryPerReduce = conf.getMemoryForReduceTask();
this.maxTaskFailuresPerTracker = conf.getMaxTaskFailuresPerTracker();
this.jobId = jobid;
String url =
"http://"
+ jobtracker.getJobTrackerMachine()
+ ":"
+ jobtracker.getInfoPort()
+ "/jobdetails.jsp?jobid="
+ jobid;
this.jobtracker = jobtracker;
this.conf = jobStory.getJobConf();
this.priority = conf.getJobPriority();
Path jobDir = jobtracker.getSystemDirectoryForJob(jobid);
this.jobFile = new Path(jobDir, "job.xml");
this.status =
new JobStatus(jobid, 0.0f, 0.0f, 0.0f, 0.0f, JobStatus.PREP, priority, conf.getUser());
this.profile =
new JobProfile(
jobStory.getUser(),
jobid,
this.jobFile.toString(),
url,
jobStory.getName(),
conf.getQueueName());
this.startTime = JobTracker.getClock().getTime();
status.setStartTime(startTime);
this.resourceEstimator = new ResourceEstimator(this);
this.numMapTasks = jobStory.getNumberMaps();
this.numReduceTasks = jobStory.getNumberReduces();
this.taskCompletionEvents =
new ArrayList<TaskCompletionEvent>(numMapTasks + numReduceTasks + 10);
this.mapFailuresPercent = conf.getMaxMapTaskFailuresPercent();
this.reduceFailuresPercent = conf.getMaxReduceTaskFailuresPercent();
MetricsContext metricsContext = MetricsUtil.getContext("mapred");
this.jobMetrics = MetricsUtil.createRecord(metricsContext, "job");
this.jobMetrics.setTag("user", conf.getUser());
this.jobMetrics.setTag("sessionId", conf.getSessionId());
this.jobMetrics.setTag("jobName", conf.getJobName());
this.jobMetrics.setTag("jobId", jobid.toString());
this.maxLevel = jobtracker.getNumTaskCacheLevels();
this.anyCacheLevel = this.maxLevel + 1;
this.nonLocalMaps = new LinkedList<TaskInProgress>();
this.nonLocalRunningMaps = new LinkedHashSet<TaskInProgress>();
this.runningMapCache = new IdentityHashMap<Node, Set<TaskInProgress>>();
this.nonRunningReduces = new LinkedList<TaskInProgress>();
this.runningReduces = new LinkedHashSet<TaskInProgress>();
this.slowTaskThreshold =
Math.max(0.0f, conf.getFloat("mapred.speculative.execution.slowTaskThreshold", 1.0f));
this.speculativeCap = conf.getFloat("mapred.speculative.execution.speculativeCap", 0.1f);
this.slowNodeThreshold = conf.getFloat("mapred.speculative.execution.slowNodeThreshold", 1.0f);
this.jobStory = jobStory;
// this.jobHistory = this.jobtracker.getJobHistory();
}
public void _jspService(HttpServletRequest request, HttpServletResponse response)
throws java.io.IOException, ServletException {
PageContext pageContext = null;
HttpSession session = null;
ServletContext application = null;
ServletConfig config = null;
JspWriter out = null;
Object page = this;
JspWriter _jspx_out = null;
PageContext _jspx_page_context = null;
try {
response.setContentType("text/html; charset=UTF-8");
pageContext = _jspxFactory.getPageContext(this, request, response, null, true, 8192, true);
_jspx_page_context = pageContext;
application = pageContext.getServletContext();
config = pageContext.getServletConfig();
session = pageContext.getSession();
out = pageContext.getOut();
_jspx_out = out;
_jspx_resourceInjector =
(org.apache.jasper.runtime.ResourceInjector)
application.getAttribute("com.sun.appserv.jsp.resource.injector");
out.write('\n');
out.write('\n');
JobTracker tracker = (JobTracker) application.getAttribute("job.tracker");
String trackerName = StringUtils.simpleHostname(tracker.getJobTrackerMachine());
out.write('\n');
out.write('\n');
out.write('\n');
String jobId = request.getParameter("jobid");
if (jobId == null) {
out.println("<h2>Missing 'jobid'!</h2>");
return;
}
JobID jobIdObj = JobID.forName(jobId);
String kind = request.getParameter("kind");
String cause = request.getParameter("cause");
out.write("\n\n<html>\n<title>Hadoop ");
out.print(jobId);
out.write(" failures on ");
out.print(trackerName);
out.write("</title>\n<body>\n<h1>Hadoop <a href=\"jobdetails.jsp?jobid=");
out.print(jobId);
out.write('"');
out.write('>');
out.print(jobId);
out.write("</a>\nfailures on <a href=\"jobtracker.jsp\">");
out.print(trackerName);
out.write("</a></h1>\n\n");
printFailures(out, tracker, jobIdObj, kind, cause);
out.write("\n\n<hr>\n<a href=\"jobtracker.jsp\">Go back to JobTracker</a><br>\n");
out.println(ServletUtil.htmlFooter());
out.write('\n');
} catch (Throwable t) {
if (!(t instanceof SkipPageException)) {
out = _jspx_out;
if (out != null && out.getBufferSize() != 0) out.clearBuffer();
if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
}
} finally {
_jspxFactory.releasePageContext(_jspx_page_context);
}
}