MAPREDUCE-3350. Per-app RM page should have the list of application-attempts like on the app JHS page (Jonathon Eagles via tgraves)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1346047 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Thomas Graves 2012-06-04 17:41:52 +00:00
parent 1283ab51a9
commit 358eda0bfa
13 changed files with 507 additions and 13 deletions

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@ -559,6 +559,9 @@ Release 0.23.3 - UNRELEASED
MAPREDUCE-4302. NM goes down if error encountered during log aggregation
(Daryn Sharp via bobby)
MAPREDUCE-3350. Per-app RM page should have the list of application-attempts
like on the app JHS page (Jonathon Eagles via tgraves)
Release 0.23.2 - UNRELEASED
INCOMPATIBLE CHANGES

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@ -135,10 +135,11 @@ public class HsJobBlock extends HtmlBlock {
th(_TH, "Node").
th(_TH, "Logs").
_();
boolean odd = false;
for (AMInfo amInfo : amInfos) {
AMAttemptInfo attempt = new AMAttemptInfo(amInfo,
job.getId(), job.getUserName(), "", "");
table.tr().
table.tr((odd = !odd) ? _ODD : _EVEN).
td(String.valueOf(attempt.getAttemptId())).
td(new Date(attempt.getStartTime()).toString()).
td().a(".nodelink", url("http://", attempt.getNodeHttpAddress()),

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@ -20,6 +20,8 @@ package org.apache.hadoop.yarn.server.resourcemanager.rmapp;
import java.util.Collection;
import java.util.Map;
import org.apache.hadoop.yarn.api.protocolrecords.FinishApplicationMasterRequest;
import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
import org.apache.hadoop.yarn.api.records.FinalApplicationStatus;
@ -93,6 +95,13 @@ public interface RMApp extends EventHandler<RMAppEvent> {
*/
RMAppAttempt getCurrentAppAttempt();
/**
* {@link RMApp} can have multiple application attempts {@link RMAppAttempt}.
* This method returns the all {@link RMAppAttempt}s for the RMApp.
* @return all {@link RMAppAttempt}s for the RMApp.
*/
Map<ApplicationAttemptId, RMAppAttempt> getAppAttempts();
/**
* To get the status of an application in the RM, this method can be used.
* If full access is not allowed then the following fields in the report

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@ -19,6 +19,7 @@
package org.apache.hadoop.yarn.server.resourcemanager.rmapp;
import java.util.Collection;
import java.util.Collections;
import java.util.EnumSet;
import java.util.HashSet;
import java.util.LinkedHashMap;
@ -311,6 +312,17 @@ public class RMAppImpl implements RMApp {
}
}
@Override
public Map<ApplicationAttemptId, RMAppAttempt> getAppAttempts() {
this.readLock.lock();
try {
return Collections.unmodifiableMap(this.attempts);
} finally {
this.readLock.unlock();
}
}
@Override
public ApplicationStore getApplicationStore() {
return this.appStore;

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@ -145,9 +145,15 @@ public interface RMAppAttempt extends EventHandler<RMAppAttemptEvent> {
*/
ApplicationSubmissionContext getSubmissionContext();
/*
/**
* Get application container and resource usage information.
* @return an ApplicationResourceUsageReport object.
*/
ApplicationResourceUsageReport getApplicationResourceUsageReport();
/**
* the start time of the application.
* @return the start time of the application.
*/
long getStartTime();
}

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@ -119,6 +119,7 @@ public class RMAppAttemptImpl implements RMAppAttempt {
private int rpcPort;
private String origTrackingUrl = "N/A";
private String proxiedTrackingUrl = "N/A";
private long startTime = 0;
// Set to null initially. Will eventually get set
// if an RMAppAttemptUnregistrationEvent occurs
@ -543,6 +544,8 @@ public class RMAppAttemptImpl implements RMAppAttempt {
public void transition(RMAppAttemptImpl appAttempt,
RMAppAttemptEvent event) {
appAttempt.startTime = System.currentTimeMillis();
// Register with the ApplicationMasterService
appAttempt.masterService
.registerAppAttempt(appAttempt.applicationAttemptId);
@ -912,4 +915,14 @@ public class RMAppAttemptImpl implements RMAppAttempt {
return RMAppAttemptState.RUNNING;
}
}
@Override
public long getStartTime() {
this.readLock.lock();
try {
return this.startTime;
} finally {
this.readLock.unlock();
}
}
}

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@ -20,6 +20,13 @@ package org.apache.hadoop.yarn.server.resourcemanager.webapp;
import static org.apache.hadoop.yarn.util.StringHelper.join;
import static org.apache.hadoop.yarn.webapp.YarnWebParams.APPLICATION_ID;
import static org.apache.hadoop.yarn.webapp.view.JQueryUI._EVEN;
import static org.apache.hadoop.yarn.webapp.view.JQueryUI._INFO_WRAP;
import static org.apache.hadoop.yarn.webapp.view.JQueryUI._ODD;
import static org.apache.hadoop.yarn.webapp.view.JQueryUI._TH;
import java.util.Collection;
import com.google.inject.Inject;
@ -29,14 +36,18 @@ import org.apache.hadoop.yarn.api.records.ApplicationAccessType;
import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttempt;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.AppAttemptInfo;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.AppInfo;
import org.apache.hadoop.yarn.server.resourcemanager.ResourceManager;
import org.apache.hadoop.yarn.server.security.ApplicationACLsManager;
import org.apache.hadoop.yarn.util.Apps;
import org.apache.hadoop.yarn.util.Times;
import org.apache.hadoop.yarn.webapp.hamlet.Hamlet;
import org.apache.hadoop.yarn.webapp.hamlet.Hamlet.DIV;
import org.apache.hadoop.yarn.webapp.hamlet.Hamlet.TABLE;
import org.apache.hadoop.yarn.webapp.view.HtmlBlock;
import org.apache.hadoop.yarn.webapp.view.InfoBlock;
import org.apache.hadoop.yarn.webapp.ResponseInfo;
public class AppBlock extends HtmlBlock {
@ -88,7 +99,7 @@ public class AppBlock extends HtmlBlock {
setTitle(join("Application ", aid));
ResponseInfo info = info("Application Overview").
info("Application Overview").
_("User:", app.getUser()).
_("Name:", app.getName()).
_("State:", app.getState()).
@ -99,12 +110,40 @@ public class AppBlock extends HtmlBlock {
_("Tracking URL:", !app.isTrackingUrlReady() ?
"#" : app.getTrackingUrlPretty(), app.getTrackingUI()).
_("Diagnostics:", app.getNote());
if (app.amContainerLogsExist()) {
info._("AM container logs:", app.getAMContainerLogs(), app.getAMContainerLogs());
} else {
info._("AM container logs:", "");
Collection<RMAppAttempt> attempts = rmApp.getAppAttempts().values();
String amString =
attempts.size() == 1 ? "ApplicationMaster" : "ApplicationMasters";
DIV<Hamlet> div = html.
_(InfoBlock.class).
div(_INFO_WRAP);
// MRAppMasters Table
TABLE<DIV<Hamlet>> table = div.table("#app");
table.
tr().
th(amString).
_().
tr().
th(_TH, "Attempt Number").
th(_TH, "Start Time").
th(_TH, "Node").
th(_TH, "Logs").
_();
boolean odd = false;
for (RMAppAttempt attempt : attempts) {
AppAttemptInfo attemptInfo = new AppAttemptInfo(attempt);
table.tr((odd = !odd) ? _ODD : _EVEN).
td(String.valueOf(attemptInfo.getAttemptId())).
td(Times.format(attemptInfo.getStartTime())).
td().a(".nodelink", url("http://", attemptInfo.getNodeHttpAddress()),
attemptInfo.getNodeHttpAddress())._().
td().a(".logslink", url(attemptInfo.getLogsLink()), "logs")._().
_();
}
html._(InfoBlock.class);
table._();
div._();
}
}

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@ -31,6 +31,8 @@ import javax.ws.rs.ext.Provider;
import javax.xml.bind.JAXBContext;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.AppInfo;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.AppAttemptInfo;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.AppAttemptsInfo;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.AppsInfo;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.CapacitySchedulerInfo;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.CapacitySchedulerQueueInfo;
@ -53,7 +55,8 @@ public class JAXBContextResolver implements ContextResolver<JAXBContext> {
private final Set<Class> types;
// you have to specify all the dao classes here
private final Class[] cTypes = { AppInfo.class, ClusterInfo.class,
private final Class[] cTypes = { AppInfo.class, AppAttemptInfo.class,
AppAttemptsInfo.class, ClusterInfo.class,
CapacitySchedulerQueueInfo.class, FifoSchedulerInfo.class,
SchedulerTypeInfo.class, NodeInfo.class, UserMetricsInfo.class,
CapacitySchedulerInfo.class, ClusterMetricsInfo.class,

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@ -45,11 +45,14 @@ import org.apache.hadoop.yarn.factory.providers.RecordFactoryProvider;
import org.apache.hadoop.yarn.server.resourcemanager.ResourceManager;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppState;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttempt;
import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNode;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ResourceScheduler;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CSQueue;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler;
import org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.FifoScheduler;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.AppAttemptInfo;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.AppAttemptsInfo;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.AppInfo;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.AppsInfo;
import org.apache.hadoop.yarn.server.resourcemanager.webapp.dao.CapacitySchedulerInfo;
@ -385,4 +388,31 @@ public class RMWebServices {
return new AppInfo(app, hasAccess(app, hsr));
}
@GET
@Path("/apps/{appid}/appattempts")
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
public AppAttemptsInfo getAppAttempts(@PathParam("appid") String appId) {
init();
if (appId == null || appId.isEmpty()) {
throw new NotFoundException("appId, " + appId + ", is empty or null");
}
ApplicationId id;
id = ConverterUtils.toApplicationId(recordFactory, appId);
if (id == null) {
throw new NotFoundException("appId is null");
}
RMApp app = rm.getRMContext().getRMApps().get(id);
if (app == null) {
throw new NotFoundException("app with id: " + appId + " not found");
}
AppAttemptsInfo appAttemptsInfo = new AppAttemptsInfo();
for (RMAppAttempt attempt : app.getAppAttempts().values()) {
AppAttemptInfo attemptInfo = new AppAttemptInfo(attempt);
appAttemptsInfo.add(attemptInfo);
}
return appAttemptsInfo;
}
}

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@ -19,6 +19,7 @@ package org.apache.hadoop.yarn.server.resourcemanager.applicationsmanager;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.yarn.MockApps;
@ -189,6 +190,10 @@ public abstract class MockAsm extends MockApps {
throw new UnsupportedOperationException("Not supported yet.");
}
@Override
public Map<ApplicationAttemptId, RMAppAttempt> getAppAttempts() {
throw new UnsupportedOperationException("Not supported yet.");
}
@Override
public ApplicationStore getApplicationStore() {
throw new UnsupportedOperationException("Not supported yet.");
}

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@ -20,6 +20,9 @@ package org.apache.hadoop.yarn.server.resourcemanager.rmapp;
import java.util.Collection;
import java.util.LinkedHashMap;
import java.util.Map;
import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
import org.apache.hadoop.yarn.api.records.FinalApplicationStatus;
import org.apache.hadoop.yarn.api.records.ApplicationId;
@ -112,6 +115,14 @@ public class MockRMApp implements RMApp {
this.name = name;
}
@Override
public Map<ApplicationAttemptId, RMAppAttempt> getAppAttempts() {
Map<ApplicationAttemptId, RMAppAttempt> attempts =
new LinkedHashMap<ApplicationAttemptId, RMAppAttempt>();
attempts.put(attempt.getAppAttemptId(), attempt);
return attempts;
}
@Override
public RMAppAttempt getCurrentAppAttempt() {
return attempt;

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@ -23,6 +23,7 @@ import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.StringReader;
import java.util.Collection;
import javax.ws.rs.core.MediaType;
import javax.xml.parsers.DocumentBuilder;
@ -31,13 +32,18 @@ import javax.xml.parsers.DocumentBuilderFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.yarn.api.records.FinalApplicationStatus;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
import org.apache.hadoop.yarn.server.resourcemanager.MockAM;
import org.apache.hadoop.yarn.server.resourcemanager.MockNM;
import org.apache.hadoop.yarn.server.resourcemanager.MockRM;
import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
import org.apache.hadoop.yarn.server.resourcemanager.ResourceManager;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppEvent;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppEventType;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppFailedAttemptEvent;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppState;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttempt;
import org.apache.hadoop.yarn.server.security.ApplicationACLsManager;
import org.apache.hadoop.yarn.webapp.GenericExceptionHandler;
import org.apache.hadoop.yarn.webapp.WebServicesTestUtils;
@ -73,7 +79,9 @@ public class TestRMWebServicesApps extends JerseyTest {
bind(JAXBContextResolver.class);
bind(RMWebServices.class);
bind(GenericExceptionHandler.class);
rm = new MockRM(new Configuration());
Configuration conf = new Configuration();
conf.setInt(YarnConfiguration.RM_AM_MAX_RETRIES, 2);
rm = new MockRM(conf);
bind(ResourceManager.class).toInstance(rm);
bind(RMContext.class).toInstance(rm.getRMContext());
bind(ApplicationACLsManager.class).toInstance(
@ -835,4 +843,234 @@ public class TestRMWebServicesApps extends JerseyTest {
amContainerLogs.endsWith("/" + app.getUser()));
}
@Test
public void testAppAttempts() throws JSONException, Exception {
rm.start();
MockNM amNodeManager = rm.registerNode("amNM:1234", 2048);
RMApp app1 = rm.submitApp(1024, "testwordcount", "user1");
amNodeManager.nodeHeartbeat(true);
testAppAttemptsHelper(app1.getApplicationId().toString(), app1,
MediaType.APPLICATION_JSON);
rm.stop();
}
@Test
public void testMultipleAppAttempts() throws JSONException, Exception {
rm.start();
MockNM amNodeManager = rm.registerNode("amNM:1234", 2048);
RMApp app1 = rm.submitApp(1024, "testwordcount", "user1");
amNodeManager.nodeHeartbeat(true);
int maxRetries = rm.getConfig().getInt(YarnConfiguration.RM_AM_MAX_RETRIES,
YarnConfiguration.DEFAULT_RM_AM_MAX_RETRIES);
int retriesLeft = maxRetries;
while (--retriesLeft > 0) {
RMAppEvent event =
new RMAppFailedAttemptEvent(app1.getApplicationId(),
RMAppEventType.ATTEMPT_FAILED, "");
app1.handle(event);
rm.waitForState(app1.getApplicationId(), RMAppState.ACCEPTED);
amNodeManager.nodeHeartbeat(true);
}
assertEquals("incorrect number of attempts", maxRetries,
app1.getAppAttempts().values().size());
testAppAttemptsHelper(app1.getApplicationId().toString(), app1,
MediaType.APPLICATION_JSON);
rm.stop();
}
@Test
public void testAppAttemptsSlash() throws JSONException, Exception {
rm.start();
MockNM amNodeManager = rm.registerNode("amNM:1234", 2048);
RMApp app1 = rm.submitApp(1024);
amNodeManager.nodeHeartbeat(true);
testAppAttemptsHelper(app1.getApplicationId().toString() + "/", app1,
MediaType.APPLICATION_JSON);
rm.stop();
}
@Test
public void testAppAttemtpsDefault() throws JSONException, Exception {
rm.start();
MockNM amNodeManager = rm.registerNode("amNM:1234", 2048);
RMApp app1 = rm.submitApp(1024);
amNodeManager.nodeHeartbeat(true);
testAppAttemptsHelper(app1.getApplicationId().toString() + "/", app1, "");
rm.stop();
}
@Test
public void testInvalidAppAttempts() throws JSONException, Exception {
rm.start();
MockNM amNodeManager = rm.registerNode("amNM:1234", 2048);
rm.submitApp(1024);
amNodeManager.nodeHeartbeat(true);
WebResource r = resource();
try {
r.path("ws").path("v1").path("cluster").path("apps")
.path("application_invalid_12").accept(MediaType.APPLICATION_JSON)
.get(JSONObject.class);
fail("should have thrown exception on invalid appid");
} 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");
WebServicesTestUtils.checkStringMatch("exception message",
"For input string: \"invalid\"", message);
WebServicesTestUtils.checkStringMatch("exception type",
"NumberFormatException", type);
WebServicesTestUtils.checkStringMatch("exception classname",
"java.lang.NumberFormatException", classname);
} finally {
rm.stop();
}
}
@Test
public void testNonexistAppAttempts() throws JSONException, Exception {
rm.start();
MockNM amNodeManager = rm.registerNode("amNM:1234", 2048);
rm.submitApp(1024, "testwordcount", "user1");
amNodeManager.nodeHeartbeat(true);
WebResource r = resource();
try {
r.path("ws").path("v1").path("cluster").path("apps")
.path("application_00000_0099").accept(MediaType.APPLICATION_JSON)
.get(JSONObject.class);
fail("should have thrown exception on invalid appid");
} 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: app with id: application_00000_0099 not found",
message);
WebServicesTestUtils.checkStringMatch("exception type",
"NotFoundException", type);
WebServicesTestUtils.checkStringMatch("exception classname",
"org.apache.hadoop.yarn.webapp.NotFoundException", classname);
} finally {
rm.stop();
}
}
public void testAppAttemptsHelper(String path, RMApp app, String media)
throws JSONException, Exception {
WebResource r = resource();
ClientResponse response = r.path("ws").path("v1").path("cluster")
.path("apps").path(path).path("appattempts").accept(media)
.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 jsonAppAttempts = json.getJSONObject("appAttempts");
assertEquals("incorrect number of elements", 1, jsonAppAttempts.length());
JSONArray jsonArray = jsonAppAttempts.getJSONArray("appAttempt");
Collection<RMAppAttempt> attempts = app.getAppAttempts().values();
assertEquals("incorrect number of elements", attempts.size(),
jsonArray.length());
// Verify these parallel arrays are the same
int i = 0;
for (RMAppAttempt attempt : attempts) {
verifyAppAttemptsInfo(jsonArray.getJSONObject(i), attempt);
++i;
}
}
@Test
public void testAppAttemptsXML() throws JSONException, Exception {
rm.start();
MockNM amNodeManager = rm.registerNode("amNM:1234", 2048);
RMApp app1 = rm.submitApp(1024, "testwordcount", "user1");
amNodeManager.nodeHeartbeat(true);
WebResource r = resource();
ClientResponse response = r.path("ws").path("v1").path("cluster")
.path("apps").path(app1.getApplicationId().toString())
.path("appattempts").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 nodes = dom.getElementsByTagName("appAttempts");
assertEquals("incorrect number of elements", 1, nodes.getLength());
NodeList attempt = dom.getElementsByTagName("appAttempt");
assertEquals("incorrect number of elements", 1, attempt.getLength());
verifyAppAttemptsXML(attempt, app1.getCurrentAppAttempt());
rm.stop();
}
public void verifyAppAttemptsXML(NodeList nodes, RMAppAttempt appAttempt)
throws JSONException, Exception {
for (int i = 0; i < nodes.getLength(); i++) {
Element element = (Element) nodes.item(i);
verifyAppAttemptInfoGeneric(appAttempt,
WebServicesTestUtils.getXmlInt(element, "id"),
WebServicesTestUtils.getXmlLong(element, "startTime"),
WebServicesTestUtils.getXmlString(element, "containerId"),
WebServicesTestUtils.getXmlString(element, "nodeHttpAddress"),
WebServicesTestUtils.getXmlString(element, "nodeId"),
WebServicesTestUtils.getXmlString(element, "logsLink"));
}
}
public void verifyAppAttemptsInfo(JSONObject info, RMAppAttempt appAttempt)
throws JSONException, Exception {
assertEquals("incorrect number of elements", 6, info.length());
verifyAppAttemptInfoGeneric(appAttempt, info.getInt("id"),
info.getLong("startTime"), info.getString("containerId"),
info.getString("nodeHttpAddress"), info.getString("nodeId"),
info.getString("logsLink"));
}
public void verifyAppAttemptInfoGeneric(RMAppAttempt appAttempt, int id,
long startTime, String containerId, String nodeHttpAddress, String nodeId,
String logsLink)
throws JSONException, Exception {
assertEquals("id doesn't match", appAttempt.getAppAttemptId()
.getAttemptId(), id);
assertEquals("startedTime doesn't match", appAttempt.getStartTime(),
startTime);
WebServicesTestUtils.checkStringMatch("containerId", appAttempt
.getMasterContainer().getId().toString(), containerId);
WebServicesTestUtils.checkStringMatch("nodeHttpAddress", appAttempt
.getMasterContainer().getNodeHttpAddress(), nodeHttpAddress);
WebServicesTestUtils.checkStringMatch("nodeId", appAttempt
.getMasterContainer().getNodeId().toString(), nodeId);
assertTrue("logsLink doesn't match",
logsLink.startsWith("http://"));
assertTrue("logsLink doesn't contain user info",
logsLink.endsWith("/" + appAttempt.getSubmissionContext().getUser()));
}
}

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@ -1236,6 +1236,130 @@ _01_000001</amContainerLogs>
</app>
+---+
* Cluster Application Attempts API
With the application attempts API, you can obtain a collection of resources that represent an application attempt. When you run a GET operation on this resource, you obtain a collection of App Attempt Objects.
** URI
------
* http://<rm http address:port>/ws/v1/cluster/apps/{appid}/appattempts
------
** HTTP Operations Supported
------
* GET
------
** Query Parameters Supported
------
None
------
** Elements of the <appAttempts> object
When you make a request for the list of app attempts, the information will be returned as an array of app attempt objects.
appAttempts:
*---------------+--------------+-------------------------------+
|| Item || Data Type || Description |
*---------------+--------------+-------------------------------+
| appAttempt | array of app attempt objects(JSON)/zero or more app attempt objects(XML) | The collection of app attempt objects |
*---------------+--------------+--------------------------------+
** Elements of the <appAttempt> object
*---------------+--------------+-------------------------------+
|| Item || Data Type || Description |
*---------------+--------------+-------------------------------+
| id | string | The app attempt id |
*---------------+--------------+--------------------------------+
| nodeId | string | The node id of the node the attempt ran on|
*---------------+--------------+--------------------------------+
| nodeHttpAddress | string | The node http address of the node the attempt ran on|
*---------------+--------------+--------------------------------+
| logsLink | string | The http link to the app attempt logs |
*---------------+--------------+--------------------------------+
| containerId | string | The id of the container for the app attempt |
*---------------+--------------+--------------------------------+
| startTime | long | The start time of the attempt (in ms since epoch)|
*---------------+--------------+--------------------------------+
** Response Examples
<<JSON response>>
HTTP Request:
------
GET http://<rm http address:port>/ws/v1/cluster/apps/application_1326821518301_0005/appattempts
------
Response Header:
+---+
HTTP/1.1 200 OK
Content-Type: application/json
Transfer-Encoding: chunked
Server: Jetty(6.1.26)
+---+
Response Body:
+---+
{
"appAttempts" : {
"appAttempt" : [
{
"nodeId" : "host.domain.com:8041",
"nodeHttpAddress" : "host.domain.com:8042",
"startTime" : 1326381444693,
"id" : 1,
"logsLink" : "http://host.domain.com:8042/node/containerlogs/container_1326821518301_0005_01_000001/user1",
"containerId" : "container_1326821518301_0005_01_000001"
}
]
}
}
+---+
<<XML response>>
HTTP Request:
------
GET http://<rm http address:port>/ws/v1/cluster/apps/application_1326821518301_0005/appattempts
Accept: application/xml
------
Response Header:
+---+
HTTP/1.1 200 OK
Content-Type: application/xml
Content-Length: 575
Server: Jetty(6.1.26)
+---+
Response Body:
+---+
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<appAttempts>
<appttempt>
<nodeHttpAddress>host.domain.com:8042</nodeHttpAddress>
<nodeId>host.domain.com:8041</nodeId>
<id>1</id>
<startTime>1326381444693</startTime>
<containerId>container_1326821518301_0005_01_000001</containerId>
<logsLink>http://host.domain.com:8042/node/containerlogs/container_1326821518301_0005_01_000001/user1</logsLink>
</appAttempt>
</appAttempts>
+---+
* Cluster Nodes API
With the Nodes API, you can obtain a collection of resources, each of which represents a node. When you run a GET operation on this resource, you obtain a collection of Node Objects.