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/**
* 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.hs.webapp;
import static org.apache.hadoop.yarn.util.StringHelper.join;
import static org.apache.hadoop.yarn.util.StringHelper.ujoin;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import java.io.StringReader;
import java.util.Map;
import javax.ws.rs.core.MediaType;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.apache.hadoop.conf.Configuration;
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;
import org.apache.hadoop.mapreduce.v2.app.MockJobs;
import org.apache.hadoop.mapreduce.v2.app.job.Job;
import org.apache.hadoop.mapreduce.v2.util.MRApps;
import org.apache.hadoop.yarn.Clock;
import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.event.EventHandler;
import org.apache.hadoop.yarn.util.BuilderUtils;
import org.apache.hadoop.yarn.webapp.GenericExceptionHandler;
import org.apache.hadoop.yarn.webapp.WebApp;
import org.apache.hadoop.yarn.webapp.WebServicesTestUtils;
import org.codehaus.jettison.json.JSONArray;
import org.codehaus.jettison.json.JSONException;
import org.codehaus.jettison.json.JSONObject;
import org.junit.Before;
import org.junit.Test;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
import org.xml.sax.InputSource;
import com.google.inject.Guice;
import com.google.inject.Injector;
import com.google.inject.servlet.GuiceServletContextListener;
import com.google.inject.servlet.ServletModule;
import com.sun.jersey.api.client.ClientResponse;
import com.sun.jersey.api.client.ClientResponse.Status;
import com.sun.jersey.api.client.UniformInterfaceException;
import com.sun.jersey.api.client.WebResource;
import com.sun.jersey.guice.spi.container.servlet.GuiceContainer;
import com.sun.jersey.test.framework.JerseyTest;
import com.sun.jersey.test.framework.WebAppDescriptor;
/**
* Test the history server Rest API for getting jobs, a specific job, job
* counters, and job attempts.
*
* /ws/v1/history/mapreduce/jobs /ws/v1/history/mapreduce/jobs/{jobid}
* /ws/v1/history/mapreduce/jobs/{jobid}/counters
* /ws/v1/history/mapreduce/jobs/{jobid}/jobattempts
*/
public class TestHsWebServicesJobs extends JerseyTest {
private static Configuration conf = new Configuration();
private static TestAppContext appContext;
private static HsWebApp webApp;
static class TestAppContext implements AppContext {
final ApplicationAttemptId appAttemptID;
final ApplicationId appID;
final String user = MockJobs.newUserName();
final Map<JobId, Job> jobs;
final long startTime = System.currentTimeMillis();
TestAppContext(int appid, int numJobs, int numTasks, int numAttempts) {
appID = MockJobs.newAppID(appid);
appAttemptID = MockJobs.newAppAttemptID(appID, 0);
jobs = MockJobs.newJobs(appID, numJobs, numTasks, numAttempts);
}
TestAppContext() {
this(0, 1, 2, 1);
}
@Override
public ApplicationAttemptId getApplicationAttemptId() {
return appAttemptID;
}
@Override
public ApplicationId getApplicationID() {
return appID;
}
@Override
public CharSequence getUser() {
return user;
}
@Override
public Job getJob(JobId jobID) {
return jobs.get(jobID);
}
@Override
public Map<JobId, Job> getAllJobs() {
return jobs; // OK
}
@SuppressWarnings("rawtypes")
@Override
public EventHandler getEventHandler() {
return null;
}
@Override
public Clock getClock() {
return null;
}
@Override
public String getApplicationName() {
return "TestApp";
}
@Override
public long getStartTime() {
return startTime;
}
}
private Injector injector = Guice.createInjector(new ServletModule() {
@Override
protected void configureServlets() {
appContext = new TestAppContext();
webApp = mock(HsWebApp.class);
when(webApp.name()).thenReturn("hsmockwebapp");
bind(JAXBContextResolver.class);
bind(HsWebServices.class);
bind(GenericExceptionHandler.class);
bind(WebApp.class).toInstance(webApp);
bind(AppContext.class).toInstance(appContext);
bind(Configuration.class).toInstance(conf);
serve("/*").with(GuiceContainer.class);
}
});
public class GuiceServletConfig extends GuiceServletContextListener {
@Override
protected Injector getInjector() {
return injector;
}
}
@Before
@Override
public void setUp() throws Exception {
super.setUp();
}
public TestHsWebServicesJobs() {
super(new WebAppDescriptor.Builder(
"org.apache.hadoop.mapreduce.v2.hs.webapp")
.contextListenerClass(GuiceServletConfig.class)
.filterClass(com.google.inject.servlet.GuiceFilter.class)
.contextPath("jersey-guice-filter").servletPath("/").build());
}
@Test
public void testJobs() throws JSONException, Exception {
WebResource r = resource();
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs").accept(MediaType.APPLICATION_JSON)
.get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject json = response.getEntity(JSONObject.class);
assertEquals("incorrect number of elements", 1, json.length());
JSONObject jobs = json.getJSONObject("jobs");
JSONArray arr = jobs.getJSONArray("job");
assertEquals("incorrect number of elements", 1, arr.length());
JSONObject info = arr.getJSONObject(0);
Job job = appContext.getJob(MRApps.toJobID(info.getString("id")));
VerifyJobsUtils.verifyHsJob(info, job);
}
@Test
public void testJobsSlash() throws JSONException, Exception {
WebResource r = resource();
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs/").accept(MediaType.APPLICATION_JSON)
.get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject json = response.getEntity(JSONObject.class);
assertEquals("incorrect number of elements", 1, json.length());
JSONObject jobs = json.getJSONObject("jobs");
JSONArray arr = jobs.getJSONArray("job");
assertEquals("incorrect number of elements", 1, arr.length());
JSONObject info = arr.getJSONObject(0);
Job job = appContext.getJob(MRApps.toJobID(info.getString("id")));
VerifyJobsUtils.verifyHsJob(info, job);
}
@Test
public void testJobsDefault() throws JSONException, Exception {
WebResource r = resource();
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs").get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject json = response.getEntity(JSONObject.class);
assertEquals("incorrect number of elements", 1, json.length());
JSONObject jobs = json.getJSONObject("jobs");
JSONArray arr = jobs.getJSONArray("job");
assertEquals("incorrect number of elements", 1, arr.length());
JSONObject info = arr.getJSONObject(0);
Job job = appContext.getJob(MRApps.toJobID(info.getString("id")));
VerifyJobsUtils.verifyHsJob(info, job);
}
@Test
public void testJobsXML() throws Exception {
WebResource r = resource();
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs").accept(MediaType.APPLICATION_XML)
.get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_XML_TYPE, response.getType());
String xml = response.getEntity(String.class);
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
DocumentBuilder db = dbf.newDocumentBuilder();
InputSource is = new InputSource();
is.setCharacterStream(new StringReader(xml));
Document dom = db.parse(is);
NodeList jobs = dom.getElementsByTagName("jobs");
assertEquals("incorrect number of elements", 1, jobs.getLength());
NodeList job = dom.getElementsByTagName("job");
assertEquals("incorrect number of elements", 1, job.getLength());
verifyHsJobXML(job, appContext);
}
public void verifyHsJobXML(NodeList nodes, TestAppContext appContext) {
assertEquals("incorrect number of elements", 1, nodes.getLength());
for (int i = 0; i < nodes.getLength(); i++) {
Element element = (Element) nodes.item(i);
Job job = appContext.getJob(MRApps.toJobID(WebServicesTestUtils
.getXmlString(element, "id")));
assertNotNull("Job not found - output incorrect", job);
VerifyJobsUtils.verifyHsJobGeneric(job,
WebServicesTestUtils.getXmlString(element, "id"),
WebServicesTestUtils.getXmlString(element, "user"),
WebServicesTestUtils.getXmlString(element, "name"),
WebServicesTestUtils.getXmlString(element, "state"),
WebServicesTestUtils.getXmlString(element, "queue"),
WebServicesTestUtils.getXmlLong(element, "startTime"),
WebServicesTestUtils.getXmlLong(element, "finishTime"),
WebServicesTestUtils.getXmlInt(element, "mapsTotal"),
WebServicesTestUtils.getXmlInt(element, "mapsCompleted"),
WebServicesTestUtils.getXmlInt(element, "reducesTotal"),
WebServicesTestUtils.getXmlInt(element, "reducesCompleted"));
// restricted access fields - if security and acls set
VerifyJobsUtils.verifyHsJobGenericSecure(job,
WebServicesTestUtils.getXmlBoolean(element, "uberized"),
WebServicesTestUtils.getXmlString(element, "diagnostics"),
WebServicesTestUtils.getXmlLong(element, "avgMapTime"),
WebServicesTestUtils.getXmlLong(element, "avgReduceTime"),
WebServicesTestUtils.getXmlLong(element, "avgShuffleTime"),
WebServicesTestUtils.getXmlLong(element, "avgMergeTime"),
WebServicesTestUtils.getXmlInt(element, "failedReduceAttempts"),
WebServicesTestUtils.getXmlInt(element, "killedReduceAttempts"),
WebServicesTestUtils.getXmlInt(element, "successfulReduceAttempts"),
WebServicesTestUtils.getXmlInt(element, "failedMapAttempts"),
WebServicesTestUtils.getXmlInt(element, "killedMapAttempts"),
WebServicesTestUtils.getXmlInt(element, "successfulMapAttempts"));
}
}
@Test
public void testJobId() throws JSONException, Exception {
WebResource r = resource();
Map<JobId, Job> jobsMap = appContext.getAllJobs();
for (JobId id : jobsMap.keySet()) {
String jobId = MRApps.toString(id);
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs").path(jobId)
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject json = response.getEntity(JSONObject.class);
assertEquals("incorrect number of elements", 1, json.length());
JSONObject info = json.getJSONObject("job");
VerifyJobsUtils.verifyHsJob(info, jobsMap.get(id));
}
}
@Test
public void testJobIdSlash() throws JSONException, Exception {
WebResource r = resource();
Map<JobId, Job> jobsMap = appContext.getAllJobs();
for (JobId id : jobsMap.keySet()) {
String jobId = MRApps.toString(id);
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs").path(jobId + "/")
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject json = response.getEntity(JSONObject.class);
assertEquals("incorrect number of elements", 1, json.length());
JSONObject info = json.getJSONObject("job");
VerifyJobsUtils.verifyHsJob(info, jobsMap.get(id));
}
}
@Test
public void testJobIdDefault() throws JSONException, Exception {
WebResource r = resource();
Map<JobId, Job> jobsMap = appContext.getAllJobs();
for (JobId id : jobsMap.keySet()) {
String jobId = MRApps.toString(id);
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs").path(jobId).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject json = response.getEntity(JSONObject.class);
assertEquals("incorrect number of elements", 1, json.length());
JSONObject info = json.getJSONObject("job");
VerifyJobsUtils.verifyHsJob(info, jobsMap.get(id));
}
}
@Test
public void testJobIdNonExist() throws JSONException, Exception {
WebResource r = resource();
try {
r.path("ws").path("v1").path("history").path("mapreduce").path("jobs")
.path("job_1234_1_2").get(JSONObject.class);
fail("should have thrown exception on invalid uri");
} catch (UniformInterfaceException ue) {
ClientResponse response = ue.getResponse();
assertEquals(Status.NOT_FOUND, response.getClientResponseStatus());
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject msg = response.getEntity(JSONObject.class);
JSONObject exception = msg.getJSONObject("RemoteException");
assertEquals("incorrect number of elements", 3, exception.length());
String message = exception.getString("message");
String type = exception.getString("exception");
String classname = exception.getString("javaClassName");
WebServicesTestUtils.checkStringMatch("exception message",
"java.lang.Exception: job, job_1234_1_2, is not found", message);
WebServicesTestUtils.checkStringMatch("exception type",
"NotFoundException", type);
WebServicesTestUtils.checkStringMatch("exception classname",
"org.apache.hadoop.yarn.webapp.NotFoundException", classname);
}
}
@Test
public void testJobIdInvalid() throws JSONException, Exception {
WebResource r = resource();
try {
r.path("ws").path("v1").path("history").path("mapreduce").path("jobs")
.path("job_foo").accept(MediaType.APPLICATION_JSON)
.get(JSONObject.class);
fail("should have thrown exception on invalid uri");
} catch (UniformInterfaceException ue) {
ClientResponse response = ue.getResponse();
assertEquals(Status.BAD_REQUEST, response.getClientResponseStatus());
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject msg = response.getEntity(JSONObject.class);
JSONObject exception = msg.getJSONObject("RemoteException");
assertEquals("incorrect number of elements", 3, exception.length());
String message = exception.getString("message");
String type = exception.getString("exception");
String classname = exception.getString("javaClassName");
verifyJobIdInvalid(message, type, classname);
}
}
// verify the exception output default is JSON
@Test
public void testJobIdInvalidDefault() throws JSONException, Exception {
WebResource r = resource();
try {
r.path("ws").path("v1").path("history").path("mapreduce").path("jobs")
.path("job_foo").get(JSONObject.class);
fail("should have thrown exception on invalid uri");
} catch (UniformInterfaceException ue) {
ClientResponse response = ue.getResponse();
assertEquals(Status.BAD_REQUEST, response.getClientResponseStatus());
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject msg = response.getEntity(JSONObject.class);
JSONObject exception = msg.getJSONObject("RemoteException");
assertEquals("incorrect number of elements", 3, exception.length());
String message = exception.getString("message");
String type = exception.getString("exception");
String classname = exception.getString("javaClassName");
verifyJobIdInvalid(message, type, classname);
}
}
// test that the exception output works in XML
@Test
public void testJobIdInvalidXML() throws JSONException, Exception {
WebResource r = resource();
try {
r.path("ws").path("v1").path("history").path("mapreduce").path("jobs")
.path("job_foo").accept(MediaType.APPLICATION_XML)
.get(JSONObject.class);
fail("should have thrown exception on invalid uri");
} catch (UniformInterfaceException ue) {
ClientResponse response = ue.getResponse();
assertEquals(Status.BAD_REQUEST, response.getClientResponseStatus());
assertEquals(MediaType.APPLICATION_XML_TYPE, response.getType());
String msg = response.getEntity(String.class);
System.out.println(msg);
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
DocumentBuilder db = dbf.newDocumentBuilder();
InputSource is = new InputSource();
is.setCharacterStream(new StringReader(msg));
Document dom = db.parse(is);
NodeList nodes = dom.getElementsByTagName("RemoteException");
Element element = (Element) nodes.item(0);
String message = WebServicesTestUtils.getXmlString(element, "message");
String type = WebServicesTestUtils.getXmlString(element, "exception");
String classname = WebServicesTestUtils.getXmlString(element,
"javaClassName");
verifyJobIdInvalid(message, type, classname);
}
}
private void verifyJobIdInvalid(String message, String type, String classname) {
WebServicesTestUtils.checkStringMatch("exception message",
"For input string: \"foo\"", message);
WebServicesTestUtils.checkStringMatch("exception type",
"NumberFormatException", type);
WebServicesTestUtils.checkStringMatch("exception classname",
"java.lang.NumberFormatException", classname);
}
@Test
public void testJobIdInvalidBogus() throws JSONException, Exception {
WebResource r = resource();
try {
r.path("ws").path("v1").path("history").path("mapreduce").path("jobs")
.path("bogusfoo").get(JSONObject.class);
fail("should have thrown exception on invalid uri");
} catch (UniformInterfaceException ue) {
ClientResponse response = ue.getResponse();
assertEquals(Status.NOT_FOUND, response.getClientResponseStatus());
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject msg = response.getEntity(JSONObject.class);
JSONObject exception = msg.getJSONObject("RemoteException");
assertEquals("incorrect number of elements", 3, exception.length());
String message = exception.getString("message");
String type = exception.getString("exception");
String classname = exception.getString("javaClassName");
WebServicesTestUtils.checkStringMatch("exception message",
"java.lang.Exception: Error parsing job ID: bogusfoo", message);
WebServicesTestUtils.checkStringMatch("exception type",
"NotFoundException", type);
WebServicesTestUtils.checkStringMatch("exception classname",
"org.apache.hadoop.yarn.webapp.NotFoundException", classname);
}
}
@Test
public void testJobIdXML() throws Exception {
WebResource r = resource();
Map<JobId, Job> jobsMap = appContext.getAllJobs();
for (JobId id : jobsMap.keySet()) {
String jobId = MRApps.toString(id);
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs").path(jobId)
.accept(MediaType.APPLICATION_XML).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_XML_TYPE, response.getType());
String xml = response.getEntity(String.class);
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
DocumentBuilder db = dbf.newDocumentBuilder();
InputSource is = new InputSource();
is.setCharacterStream(new StringReader(xml));
Document dom = db.parse(is);
NodeList job = dom.getElementsByTagName("job");
verifyHsJobXML(job, appContext);
}
}
@Test
public void testJobCounters() throws JSONException, Exception {
WebResource r = resource();
Map<JobId, Job> jobsMap = appContext.getAllJobs();
for (JobId id : jobsMap.keySet()) {
String jobId = MRApps.toString(id);
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs").path(jobId).path("counters")
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject json = response.getEntity(JSONObject.class);
assertEquals("incorrect number of elements", 1, json.length());
JSONObject info = json.getJSONObject("jobCounters");
verifyHsJobCounters(info, jobsMap.get(id));
}
}
@Test
public void testJobCountersSlash() throws JSONException, Exception {
WebResource r = resource();
Map<JobId, Job> jobsMap = appContext.getAllJobs();
for (JobId id : jobsMap.keySet()) {
String jobId = MRApps.toString(id);
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs").path(jobId).path("counters/")
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject json = response.getEntity(JSONObject.class);
assertEquals("incorrect number of elements", 1, json.length());
JSONObject info = json.getJSONObject("jobCounters");
verifyHsJobCounters(info, jobsMap.get(id));
}
}
@Test
public void testJobCountersDefault() throws JSONException, Exception {
WebResource r = resource();
Map<JobId, Job> jobsMap = appContext.getAllJobs();
for (JobId id : jobsMap.keySet()) {
String jobId = MRApps.toString(id);
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs").path(jobId).path("counters/")
.get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject json = response.getEntity(JSONObject.class);
assertEquals("incorrect number of elements", 1, json.length());
JSONObject info = json.getJSONObject("jobCounters");
verifyHsJobCounters(info, jobsMap.get(id));
}
}
@Test
public void testJobCountersXML() throws Exception {
WebResource r = resource();
Map<JobId, Job> jobsMap = appContext.getAllJobs();
for (JobId id : jobsMap.keySet()) {
String jobId = MRApps.toString(id);
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs").path(jobId).path("counters")
.accept(MediaType.APPLICATION_XML).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_XML_TYPE, response.getType());
String xml = response.getEntity(String.class);
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
DocumentBuilder db = dbf.newDocumentBuilder();
InputSource is = new InputSource();
is.setCharacterStream(new StringReader(xml));
Document dom = db.parse(is);
NodeList info = dom.getElementsByTagName("jobCounters");
verifyHsJobCountersXML(info, jobsMap.get(id));
}
}
public void verifyHsJobCounters(JSONObject info, Job job)
throws JSONException {
assertEquals("incorrect number of elements", 2, info.length());
WebServicesTestUtils.checkStringMatch("id", MRApps.toString(job.getID()),
info.getString("id"));
// just do simple verification of fields - not data is correct
// in the fields
JSONArray counterGroups = info.getJSONArray("counterGroup");
for (int i = 0; i < counterGroups.length(); i++) {
JSONObject counterGroup = counterGroups.getJSONObject(i);
String name = counterGroup.getString("counterGroupName");
assertTrue("name not set", (name != null && !name.isEmpty()));
JSONArray counters = counterGroup.getJSONArray("counter");
for (int j = 0; j < counters.length(); j++) {
JSONObject counter = counters.getJSONObject(j);
String counterName = counter.getString("name");
assertTrue("counter name not set",
(counterName != null && !counterName.isEmpty()));
long mapValue = counter.getLong("mapCounterValue");
assertTrue("mapCounterValue >= 0", mapValue >= 0);
long reduceValue = counter.getLong("reduceCounterValue");
assertTrue("reduceCounterValue >= 0", reduceValue >= 0);
long totalValue = counter.getLong("totalCounterValue");
assertTrue("totalCounterValue >= 0", totalValue >= 0);
}
}
}
public void verifyHsJobCountersXML(NodeList nodes, Job job) {
for (int i = 0; i < nodes.getLength(); i++) {
Element element = (Element) nodes.item(i);
assertNotNull("Job not found - output incorrect", job);
WebServicesTestUtils.checkStringMatch("id", MRApps.toString(job.getID()),
WebServicesTestUtils.getXmlString(element, "id"));
// just do simple verification of fields - not data is correct
// in the fields
NodeList groups = element.getElementsByTagName("counterGroup");
for (int j = 0; j < groups.getLength(); j++) {
Element counters = (Element) groups.item(j);
assertNotNull("should have counters in the web service info", counters);
String name = WebServicesTestUtils.getXmlString(counters,
"counterGroupName");
assertTrue("name not set", (name != null && !name.isEmpty()));
NodeList counterArr = counters.getElementsByTagName("counter");
for (int z = 0; z < counterArr.getLength(); z++) {
Element counter = (Element) counterArr.item(z);
String counterName = WebServicesTestUtils.getXmlString(counter,
"name");
assertTrue("counter name not set",
(counterName != null && !counterName.isEmpty()));
long mapValue = WebServicesTestUtils.getXmlLong(counter,
"mapCounterValue");
assertTrue("mapCounterValue not >= 0", mapValue >= 0);
long reduceValue = WebServicesTestUtils.getXmlLong(counter,
"reduceCounterValue");
assertTrue("reduceCounterValue >= 0", reduceValue >= 0);
long totalValue = WebServicesTestUtils.getXmlLong(counter,
"totalCounterValue");
assertTrue("totalCounterValue >= 0", totalValue >= 0);
}
}
}
}
@Test
public void testJobAttempts() throws JSONException, Exception {
WebResource r = resource();
Map<JobId, Job> jobsMap = appContext.getAllJobs();
for (JobId id : jobsMap.keySet()) {
String jobId = MRApps.toString(id);
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs").path(jobId).path("jobattempts")
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject json = response.getEntity(JSONObject.class);
assertEquals("incorrect number of elements", 1, json.length());
JSONObject info = json.getJSONObject("jobAttempts");
verifyHsJobAttempts(info, jobsMap.get(id));
}
}
@Test
public void testJobAttemptsSlash() throws JSONException, Exception {
WebResource r = resource();
Map<JobId, Job> jobsMap = appContext.getAllJobs();
for (JobId id : jobsMap.keySet()) {
String jobId = MRApps.toString(id);
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs").path(jobId).path("jobattempts/")
.accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject json = response.getEntity(JSONObject.class);
assertEquals("incorrect number of elements", 1, json.length());
JSONObject info = json.getJSONObject("jobAttempts");
verifyHsJobAttempts(info, jobsMap.get(id));
}
}
@Test
public void testJobAttemptsDefault() throws JSONException, Exception {
WebResource r = resource();
Map<JobId, Job> jobsMap = appContext.getAllJobs();
for (JobId id : jobsMap.keySet()) {
String jobId = MRApps.toString(id);
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs").path(jobId).path("jobattempts")
.get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
JSONObject json = response.getEntity(JSONObject.class);
assertEquals("incorrect number of elements", 1, json.length());
JSONObject info = json.getJSONObject("jobAttempts");
verifyHsJobAttempts(info, jobsMap.get(id));
}
}
@Test
public void testJobAttemptsXML() throws Exception {
WebResource r = resource();
Map<JobId, Job> jobsMap = appContext.getAllJobs();
for (JobId id : jobsMap.keySet()) {
String jobId = MRApps.toString(id);
ClientResponse response = r.path("ws").path("v1").path("history")
.path("mapreduce").path("jobs").path(jobId).path("jobattempts")
.accept(MediaType.APPLICATION_XML).get(ClientResponse.class);
assertEquals(MediaType.APPLICATION_XML_TYPE, response.getType());
String xml = response.getEntity(String.class);
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
DocumentBuilder db = dbf.newDocumentBuilder();
InputSource is = new InputSource();
is.setCharacterStream(new StringReader(xml));
Document dom = db.parse(is);
NodeList attempts = dom.getElementsByTagName("jobAttempts");
assertEquals("incorrect number of elements", 1, attempts.getLength());
NodeList info = dom.getElementsByTagName("jobAttempt");
verifyHsJobAttemptsXML(info, jobsMap.get(id));
}
}
public void verifyHsJobAttempts(JSONObject info, Job job)
throws JSONException {
JSONArray attempts = info.getJSONArray("jobAttempt");
assertEquals("incorrect number of elements", 2, attempts.length());
for (int i = 0; i < attempts.length(); i++) {
JSONObject attempt = attempts.getJSONObject(i);
verifyHsJobAttemptsGeneric(job, attempt.getString("nodeHttpAddress"),
attempt.getString("nodeId"), attempt.getInt("id"),
attempt.getLong("startTime"), attempt.getString("containerId"),
attempt.getString("logsLink"));
}
}
public void verifyHsJobAttemptsXML(NodeList nodes, Job job) {
assertEquals("incorrect number of elements", 2, nodes.getLength());
for (int i = 0; i < nodes.getLength(); i++) {
Element element = (Element) nodes.item(i);
verifyHsJobAttemptsGeneric(job,
WebServicesTestUtils.getXmlString(element, "nodeHttpAddress"),
WebServicesTestUtils.getXmlString(element, "nodeId"),
WebServicesTestUtils.getXmlInt(element, "id"),
WebServicesTestUtils.getXmlLong(element, "startTime"),
WebServicesTestUtils.getXmlString(element, "containerId"),
WebServicesTestUtils.getXmlString(element, "logsLink"));
}
}
public void verifyHsJobAttemptsGeneric(Job job, String nodeHttpAddress,
String nodeId, int id, long startTime, String containerId, String logsLink) {
boolean attemptFound = false;
for (AMInfo amInfo : job.getAMInfos()) {
if (amInfo.getAppAttemptId().getAttemptId() == id) {
attemptFound = true;
String nmHost = amInfo.getNodeManagerHost();
int nmHttpPort = amInfo.getNodeManagerHttpPort();
int nmPort = amInfo.getNodeManagerPort();
WebServicesTestUtils.checkStringMatch("nodeHttpAddress", nmHost + ":"
+ nmHttpPort, nodeHttpAddress);
WebServicesTestUtils.checkStringMatch("nodeId",
BuilderUtils.newNodeId(nmHost, nmPort).toString(), nodeId);
assertTrue("startime not greater than 0", startTime > 0);
WebServicesTestUtils.checkStringMatch("containerId", amInfo
.getContainerId().toString(), containerId);
String localLogsLink = join(
"hsmockwebapp",
ujoin("logs", nodeId, containerId, MRApps.toString(job.getID()),
job.getUserName()));
assertTrue("logsLink", logsLink.contains(localLogsLink));
}
}
assertTrue("attempt: " + id + " was not found", attemptFound);
}
}