@Override
protected void configureServlets() {
try {
bind(JAXBContextResolver.class);
bind(RMWebServices.class);
bind(GenericExceptionHandler.class);
Configuration conf = new Configuration();
conf.setClass(
YarnConfiguration.RM_SCHEDULER, FifoScheduler.class, ResourceScheduler.class);
YarnAPIStorageFactory.setConfiguration(conf);
RMStorageFactory.setConfiguration(conf);
RMStorageFactory.getConnector().formatStorage();
rm = new MockRM(conf);
bind(ResourceManager.class).toInstance(rm);
bind(RMContext.class).toInstance(rm.getRMContext());
bind(ApplicationACLsManager.class).toInstance(rm.getApplicationACLsManager());
bind(QueueACLsManager.class).toInstance(rm.getQueueACLsManager());
serve("/*").with(GuiceContainer.class);
} catch (Exception ex) {
Logger.getLogger(TestRMWebServices.class.getName()).log(Level.SEVERE, null, ex);
}
}
@Test
public void testNonLeaderKeyReception()
throws InterruptedException, StorageInitializtionException, Exception {
// create a groupMembershipService that will be leader
RMContextImpl rmContext = new RMContextImpl();
rmContext.setDistributedEnabled(true);
rmContext.setHAEnabled(true);
GroupMembershipService groupMembershipService = new GroupMembershipService(null, rmContext);
groupMembershipService.init(conf);
NMTokenSecretManagerInRM nmTokenSecretManager = new NMTokenSecretManagerInRM(conf, rmContext);
// create a resrouce tracker
conf.setBoolean(YarnConfiguration.RM_HA_ENABLED, true);
conf.setBoolean(YarnConfiguration.DISTRIBUTED_RM, true);
MockRM mockRM = new MockRM(conf);
mockRM.init(conf);
try {
groupMembershipService.start();
rmContext.setRMGroupMembershipService(groupMembershipService);
rmContext.setStateStore(new NDBRMStateStore());
while (!rmContext.isLeader()) {
Thread.sleep(1000);
}
mockRM.start();
if (mockRM.getRMContext().isDistributedEnabled() && !mockRM.getRMContext().isLeader()) {
conf.set(
YarnConfiguration.EVENT_RT_CONFIG_PATH, "target/test-classes/RT_EventAPIConfig.ini");
NdbRtStreamingProcessor rtStreamingProcessor =
new NdbRtStreamingProcessor(mockRM.getRMContext());
RMStorageFactory.kickTheNdbEventStreamingAPI(false, conf);
new Thread(rtStreamingProcessor).start();
}
// this should be a resource tracker not a scheduler
assertFalse(mockRM.getRMContext().isLeader());
// simulate creation of a token on the sheduler
nmTokenSecretManager.start();
assertNotNull("did not roll master key", nmTokenSecretManager.getCurrentKey());
Thread.sleep(1000);
dummyUpdate();
Thread.sleep(1000);
RMStateStore.RMState state = rmContext.getStateStore().loadState(rmContext);
assertEquals(
"key not persisted to the database",
state.getSecretTokenMamagerKey(RMStateStore.KeyType.CURRENTNMTOKENMASTERKEY),
nmTokenSecretManager.getCurrentKey());
assertEquals(
nmTokenSecretManager.getCurrentKey(),
mockRM.getRMContext().getNMTokenSecretManager().getCurrentKey());
assertEquals(
nmTokenSecretManager.getNextKey(),
mockRM.getRMContext().getNMTokenSecretManager().getNextKey());
} finally {
groupMembershipService.stop();
mockRM.stop();
nmTokenSecretManager.stop();
DefaultMetricsSystem.shutdown();
}
}
@Test(timeout = 30000)
public void testExcessReservationThanNodeManagerCapacity() throws Exception {
YarnConfiguration conf = new YarnConfiguration();
YarnAPIStorageFactory.setConfiguration(conf);
RMStorageFactory.setConfiguration(conf);
MockRM rm = new MockRM(conf);
try {
rm.start();
// Register node1
MockNM nm1 = rm.registerNode("127.0.0.1:1234", 2 * GB, 4);
MockNM nm2 = rm.registerNode("127.0.0.1:2234", 3 * GB, 4);
nm1.nodeHeartbeat(true);
nm2.nodeHeartbeat(true);
// HOP :: Sleep to allow previous events to be processed
Thread.sleep(
conf.getInt(
YarnConfiguration.HOPS_PENDING_EVENTS_RETRIEVAL_PERIOD,
YarnConfiguration.DEFAULT_HOPS_PENDING_EVENTS_RETRIEVAL_PERIOD)
* 2);
// wait..
int waitCount = 20;
int size = rm.getRMContext().getActiveRMNodes().size();
while ((size = rm.getRMContext().getActiveRMNodes().size()) != 2 && waitCount-- > 0) {
LOG.info("Waiting for node managers to register : " + size);
Thread.sleep(100);
}
Assert.assertEquals(2, rm.getRMContext().getActiveRMNodes().size());
// Submit an application
RMApp app1 = rm.submitApp(128);
// kick the scheduling
nm1.nodeHeartbeat(true);
RMAppAttempt attempt1 = app1.getCurrentAppAttempt();
MockAM am1 = rm.sendAMLaunched(attempt1.getAppAttemptId(), nm1);
am1.registerAppAttempt();
LOG.info("sending container requests ");
am1.addRequests(new String[] {"*"}, 3 * GB, 1, 1);
AllocateResponse alloc1Response = am1.schedule(); // send the request
// kick the scheduler
nm1.nodeHeartbeat(true);
int waitCounter = 20;
LOG.info("heartbeating nm1");
while (alloc1Response.getAllocatedContainers().size() < 1 && waitCounter-- > 0) {
LOG.info("Waiting for containers to be created for app 1...");
Thread.sleep(500);
alloc1Response = am1.schedule();
}
LOG.info("received container : " + alloc1Response.getAllocatedContainers().size());
// No container should be allocated.
// Internally it should not been reserved.
Assert.assertTrue(alloc1Response.getAllocatedContainers().size() == 0);
LOG.info("heartbeating nm2");
waitCounter = 20;
nm2.nodeHeartbeat(true);
while (alloc1Response.getAllocatedContainers().size() < 1 && waitCounter-- > 0) {
LOG.info("Waiting for containers to be created for app 1...");
Thread.sleep(500);
alloc1Response = am1.schedule();
}
LOG.info("received container : " + alloc1Response.getAllocatedContainers().size());
Assert.assertTrue(alloc1Response.getAllocatedContainers().size() == 1);
} finally {
rm.stop();
}
}
@Test
public void testApplicationOrderingWithPriority() throws Exception {
Configuration conf = new Configuration();
conf.setClass(YarnConfiguration.RM_SCHEDULER, CapacityScheduler.class, ResourceScheduler.class);
MockRM rm = new MockRM(conf);
rm.start();
CapacityScheduler cs = (CapacityScheduler) rm.getResourceScheduler();
LeafQueue q = (LeafQueue) cs.getQueue("default");
Assert.assertNotNull(q);
String host = "127.0.0.1";
RMNode node = MockNodes.newNodeInfo(0, MockNodes.newResource(16 * GB), 1, host);
cs.handle(new NodeAddedSchedulerEvent(node));
// add app 1 start
ApplicationId appId1 = BuilderUtils.newApplicationId(100, 1);
ApplicationAttemptId appAttemptId1 = BuilderUtils.newApplicationAttemptId(appId1, 1);
RMAppAttemptMetrics attemptMetric1 = new RMAppAttemptMetrics(appAttemptId1, rm.getRMContext());
RMAppImpl app1 = mock(RMAppImpl.class);
when(app1.getApplicationId()).thenReturn(appId1);
RMAppAttemptImpl attempt1 = mock(RMAppAttemptImpl.class);
when(attempt1.getAppAttemptId()).thenReturn(appAttemptId1);
when(attempt1.getRMAppAttemptMetrics()).thenReturn(attemptMetric1);
when(app1.getCurrentAppAttempt()).thenReturn(attempt1);
rm.getRMContext().getRMApps().put(appId1, app1);
SchedulerEvent addAppEvent1 =
new AppAddedSchedulerEvent(appId1, "default", "user", null, Priority.newInstance(5));
cs.handle(addAppEvent1);
SchedulerEvent addAttemptEvent1 = new AppAttemptAddedSchedulerEvent(appAttemptId1, false);
cs.handle(addAttemptEvent1);
// add app1 end
// add app2 begin
ApplicationId appId2 = BuilderUtils.newApplicationId(100, 2);
ApplicationAttemptId appAttemptId2 = BuilderUtils.newApplicationAttemptId(appId2, 1);
RMAppAttemptMetrics attemptMetric2 = new RMAppAttemptMetrics(appAttemptId2, rm.getRMContext());
RMAppImpl app2 = mock(RMAppImpl.class);
when(app2.getApplicationId()).thenReturn(appId2);
RMAppAttemptImpl attempt2 = mock(RMAppAttemptImpl.class);
when(attempt2.getAppAttemptId()).thenReturn(appAttemptId2);
when(attempt2.getRMAppAttemptMetrics()).thenReturn(attemptMetric2);
when(app2.getCurrentAppAttempt()).thenReturn(attempt2);
rm.getRMContext().getRMApps().put(appId2, app2);
SchedulerEvent addAppEvent2 =
new AppAddedSchedulerEvent(appId2, "default", "user", null, Priority.newInstance(8));
cs.handle(addAppEvent2);
SchedulerEvent addAttemptEvent2 = new AppAttemptAddedSchedulerEvent(appAttemptId2, false);
cs.handle(addAttemptEvent2);
// add app end
// Now, the first assignment will be for app2 since app2 is of highest
// priority
assertEquals(q.getApplications().size(), 2);
assertEquals(q.getApplications().iterator().next().getApplicationAttemptId(), appAttemptId2);
rm.stop();
}
@Test(timeout = 30000)
public void testNodeUpdate() throws Exception {
// set node -> label
mgr.addToCluserNodeLabels(ImmutableSet.of("x", "y", "z"));
// set mapping:
// h1 -> x
// h2 -> y
mgr.addLabelsToNode(ImmutableMap.of(NodeId.newInstance("h1", 0), toSet("x")));
mgr.addLabelsToNode(ImmutableMap.of(NodeId.newInstance("h2", 0), toSet("y")));
// inject node label manager
MockRM rm =
new MockRM(getConfigurationWithQueueLabels(conf)) {
@Override
public RMNodeLabelsManager createNodeLabelManager() {
return mgr;
}
};
rm.getRMContext().setNodeLabelManager(mgr);
rm.start();
MockNM nm1 = rm.registerNode("h1:1234", 8000);
MockNM nm2 = rm.registerNode("h2:1234", 8000);
MockNM nm3 = rm.registerNode("h3:1234", 8000);
ContainerId containerId;
// launch an app to queue a1 (label = x), and check all container will
// be allocated in h1
RMApp app1 = rm.submitApp(GB, "app", "user", null, "a");
MockAM am1 = MockRM.launchAndRegisterAM(app1, rm, nm3);
// request a container.
am1.allocate("*", GB, 1, new ArrayList<ContainerId>(), "x");
containerId = ContainerId.newContainerId(am1.getApplicationAttemptId(), 2);
Assert.assertTrue(rm.waitForState(nm1, containerId, RMContainerState.ALLOCATED, 10 * 1000));
// check used resource:
// queue-a used x=1G, ""=1G
checkUsedResource(rm, "a", 1024, "x");
checkUsedResource(rm, "a", 1024);
// change h1's label to z, container should be killed
mgr.replaceLabelsOnNode(ImmutableMap.of(NodeId.newInstance("h1", 0), toSet("z")));
Assert.assertTrue(rm.waitForState(nm1, containerId, RMContainerState.KILLED, 10 * 1000));
// check used resource:
// queue-a used x=0G, ""=1G ("" not changed)
checkUsedResource(rm, "a", 0, "x");
checkUsedResource(rm, "a", 1024);
// request a container with label = y
am1.allocate("*", GB, 1, new ArrayList<ContainerId>(), "y");
containerId = ContainerId.newContainerId(am1.getApplicationAttemptId(), 3);
Assert.assertTrue(rm.waitForState(nm2, containerId, RMContainerState.ALLOCATED, 10 * 1000));
// check used resource:
// queue-a used y=1G, ""=1G
checkUsedResource(rm, "a", 1024, "y");
checkUsedResource(rm, "a", 1024);
// change h2's label to no label, container should be killed
mgr.replaceLabelsOnNode(
ImmutableMap.of(NodeId.newInstance("h2", 0), CommonNodeLabelsManager.EMPTY_STRING_SET));
Assert.assertTrue(rm.waitForState(nm1, containerId, RMContainerState.KILLED, 10 * 1000));
// check used resource:
// queue-a used x=0G, y=0G, ""=1G ("" not changed)
checkUsedResource(rm, "a", 0, "x");
checkUsedResource(rm, "a", 0, "y");
checkUsedResource(rm, "a", 1024);
containerId = ContainerId.newContainerId(am1.getApplicationAttemptId(), 1);
// change h3's label to z, AM container should be killed
mgr.replaceLabelsOnNode(ImmutableMap.of(NodeId.newInstance("h3", 0), toSet("z")));
Assert.assertTrue(rm.waitForState(nm1, containerId, RMContainerState.KILLED, 10 * 1000));
// check used resource:
// queue-a used x=0G, y=0G, ""=1G ("" not changed)
checkUsedResource(rm, "a", 0, "x");
checkUsedResource(rm, "a", 0, "y");
checkUsedResource(rm, "a", 0);
rm.close();
}