public virtual void Setup()
{
localFS.Delete(new Path(localDir.GetAbsolutePath()), true);
localFS.Delete(new Path(tmpDir.GetAbsolutePath()), true);
localFS.Delete(new Path(localLogDir.GetAbsolutePath()), true);
localFS.Delete(new Path(remoteLogDir.GetAbsolutePath()), true);
localDir.Mkdir();
tmpDir.Mkdir();
localLogDir.Mkdir();
remoteLogDir.Mkdir();
Log.Info("Created localDir in " + localDir.GetAbsolutePath());
Log.Info("Created tmpDir in " + tmpDir.GetAbsolutePath());
string bindAddress = "0.0.0.0:12345";
conf.Set(YarnConfiguration.NmAddress, bindAddress);
conf.Set(YarnConfiguration.NmLocalDirs, localDir.GetAbsolutePath());
conf.Set(YarnConfiguration.NmLogDirs, localLogDir.GetAbsolutePath());
conf.Set(YarnConfiguration.NmRemoteAppLogDir, remoteLogDir.GetAbsolutePath());
conf.SetLong(YarnConfiguration.NmLogRetainSeconds, 1);
// Default delSrvc
delSrvc = CreateDeletionService();
delSrvc.Init(conf);
exec = CreateContainerExecutor();
nodeHealthChecker = new NodeHealthCheckerService();
nodeHealthChecker.Init(conf);
dirsHandler = nodeHealthChecker.GetDiskHandler();
containerManager = CreateContainerManager(delSrvc);
((NodeManager.NMContext)context).SetContainerManager(containerManager);
nodeStatusUpdater.Init(conf);
containerManager.Init(conf);
nodeStatusUpdater.Start();
}
public virtual void TestApplicationRecovery()
{
YarnConfiguration conf = new YarnConfiguration();
conf.SetBoolean(YarnConfiguration.NmRecoveryEnabled, true);
conf.Set(YarnConfiguration.NmAddress, "localhost:1234");
conf.SetBoolean(YarnConfiguration.YarnAclEnable, true);
conf.Set(YarnConfiguration.YarnAdminAcl, "yarn_admin_user");
NMStateStoreService stateStore = new NMMemoryStateStoreService();
stateStore.Init(conf);
stateStore.Start();
Context context = new NodeManager.NMContext(new NMContainerTokenSecretManager(conf
), new NMTokenSecretManagerInNM(), null, new ApplicationACLsManager(conf), stateStore
);
ContainerManagerImpl cm = CreateContainerManager(context);
cm.Init(conf);
cm.Start();
// simulate registration with RM
MasterKey masterKey = new MasterKeyPBImpl();
masterKey.SetKeyId(123);
masterKey.SetBytes(ByteBuffer.Wrap(new byte[] { 123 }));
context.GetContainerTokenSecretManager().SetMasterKey(masterKey);
context.GetNMTokenSecretManager().SetMasterKey(masterKey);
// add an application by starting a container
string appUser = "******";
string modUser = "******";
string viewUser = "******";
string enemyUser = "******";
ApplicationId appId = ApplicationId.NewInstance(0, 1);
ApplicationAttemptId attemptId = ApplicationAttemptId.NewInstance(appId, 1);
ContainerId cid = ContainerId.NewContainerId(attemptId, 1);
IDictionary <string, LocalResource> localResources = Collections.EmptyMap();
IDictionary <string, string> containerEnv = Sharpen.Collections.EmptyMap();
IList <string> containerCmds = Sharpen.Collections.EmptyList();
IDictionary <string, ByteBuffer> serviceData = Sharpen.Collections.EmptyMap();
Credentials containerCreds = new Credentials();
DataOutputBuffer dob = new DataOutputBuffer();
containerCreds.WriteTokenStorageToStream(dob);
ByteBuffer containerTokens = ByteBuffer.Wrap(dob.GetData(), 0, dob.GetLength());
IDictionary <ApplicationAccessType, string> acls = new Dictionary <ApplicationAccessType
, string>();
acls[ApplicationAccessType.ModifyApp] = modUser;
acls[ApplicationAccessType.ViewApp] = viewUser;
ContainerLaunchContext clc = ContainerLaunchContext.NewInstance(localResources, containerEnv
, containerCmds, serviceData, containerTokens, acls);
// create the logAggregationContext
LogAggregationContext logAggregationContext = LogAggregationContext.NewInstance("includePattern"
, "excludePattern", "includePatternInRollingAggregation", "excludePatternInRollingAggregation"
);
StartContainersResponse startResponse = StartContainer(context, cm, cid, clc, logAggregationContext
);
NUnit.Framework.Assert.IsTrue(startResponse.GetFailedRequests().IsEmpty());
NUnit.Framework.Assert.AreEqual(1, context.GetApplications().Count);
Org.Apache.Hadoop.Yarn.Server.Nodemanager.Containermanager.Application.Application
app = context.GetApplications()[appId];
NUnit.Framework.Assert.IsNotNull(app);
WaitForAppState(app, ApplicationState.Initing);
NUnit.Framework.Assert.IsTrue(context.GetApplicationACLsManager().CheckAccess(UserGroupInformation
.CreateRemoteUser(modUser), ApplicationAccessType.ModifyApp, appUser, appId));
NUnit.Framework.Assert.IsFalse(context.GetApplicationACLsManager().CheckAccess(UserGroupInformation
.CreateRemoteUser(viewUser), ApplicationAccessType.ModifyApp, appUser, appId));
NUnit.Framework.Assert.IsTrue(context.GetApplicationACLsManager().CheckAccess(UserGroupInformation
.CreateRemoteUser(viewUser), ApplicationAccessType.ViewApp, appUser, appId));
NUnit.Framework.Assert.IsFalse(context.GetApplicationACLsManager().CheckAccess(UserGroupInformation
.CreateRemoteUser(enemyUser), ApplicationAccessType.ViewApp, appUser, appId));
// reset container manager and verify app recovered with proper acls
cm.Stop();
context = new NodeManager.NMContext(new NMContainerTokenSecretManager(conf), new
NMTokenSecretManagerInNM(), null, new ApplicationACLsManager(conf), stateStore);
cm = CreateContainerManager(context);
cm.Init(conf);
cm.Start();
NUnit.Framework.Assert.AreEqual(1, context.GetApplications().Count);
app = context.GetApplications()[appId];
NUnit.Framework.Assert.IsNotNull(app);
// check whether LogAggregationContext is recovered correctly
LogAggregationContext recovered = ((ApplicationImpl)app).GetLogAggregationContext
();
NUnit.Framework.Assert.IsNotNull(recovered);
NUnit.Framework.Assert.AreEqual(logAggregationContext.GetIncludePattern(), recovered
.GetIncludePattern());
NUnit.Framework.Assert.AreEqual(logAggregationContext.GetExcludePattern(), recovered
.GetExcludePattern());
NUnit.Framework.Assert.AreEqual(logAggregationContext.GetRolledLogsIncludePattern
(), recovered.GetRolledLogsIncludePattern());
NUnit.Framework.Assert.AreEqual(logAggregationContext.GetRolledLogsExcludePattern
(), recovered.GetRolledLogsExcludePattern());
WaitForAppState(app, ApplicationState.Initing);
NUnit.Framework.Assert.IsTrue(context.GetApplicationACLsManager().CheckAccess(UserGroupInformation
.CreateRemoteUser(modUser), ApplicationAccessType.ModifyApp, appUser, appId));
NUnit.Framework.Assert.IsFalse(context.GetApplicationACLsManager().CheckAccess(UserGroupInformation
.CreateRemoteUser(viewUser), ApplicationAccessType.ModifyApp, appUser, appId));
NUnit.Framework.Assert.IsTrue(context.GetApplicationACLsManager().CheckAccess(UserGroupInformation
.CreateRemoteUser(viewUser), ApplicationAccessType.ViewApp, appUser, appId));
NUnit.Framework.Assert.IsFalse(context.GetApplicationACLsManager().CheckAccess(UserGroupInformation
.CreateRemoteUser(enemyUser), ApplicationAccessType.ViewApp, appUser, appId));
// simulate application completion
IList <ApplicationId> finishedApps = new AList <ApplicationId>();
finishedApps.AddItem(appId);
cm.Handle(new CMgrCompletedAppsEvent(finishedApps, CMgrCompletedAppsEvent.Reason.
ByResourcemanager));
WaitForAppState(app, ApplicationState.ApplicationResourcesCleaningup);
// restart and verify app is marked for finishing
cm.Stop();
context = new NodeManager.NMContext(new NMContainerTokenSecretManager(conf), new
NMTokenSecretManagerInNM(), null, new ApplicationACLsManager(conf), stateStore);
cm = CreateContainerManager(context);
cm.Init(conf);
cm.Start();
NUnit.Framework.Assert.AreEqual(1, context.GetApplications().Count);
app = context.GetApplications()[appId];
NUnit.Framework.Assert.IsNotNull(app);
WaitForAppState(app, ApplicationState.ApplicationResourcesCleaningup);
NUnit.Framework.Assert.IsTrue(context.GetApplicationACLsManager().CheckAccess(UserGroupInformation
.CreateRemoteUser(modUser), ApplicationAccessType.ModifyApp, appUser, appId));
NUnit.Framework.Assert.IsFalse(context.GetApplicationACLsManager().CheckAccess(UserGroupInformation
.CreateRemoteUser(viewUser), ApplicationAccessType.ModifyApp, appUser, appId));
NUnit.Framework.Assert.IsTrue(context.GetApplicationACLsManager().CheckAccess(UserGroupInformation
.CreateRemoteUser(viewUser), ApplicationAccessType.ViewApp, appUser, appId));
NUnit.Framework.Assert.IsFalse(context.GetApplicationACLsManager().CheckAccess(UserGroupInformation
.CreateRemoteUser(enemyUser), ApplicationAccessType.ViewApp, appUser, appId));
// simulate log aggregation completion
app.Handle(new ApplicationEvent(app.GetAppId(), ApplicationEventType.ApplicationResourcesCleanedup
));
NUnit.Framework.Assert.AreEqual(app.GetApplicationState(), ApplicationState.Finished
);
app.Handle(new ApplicationEvent(app.GetAppId(), ApplicationEventType.ApplicationLogHandlingFinished
));
// restart and verify app is no longer present after recovery
cm.Stop();
context = new NodeManager.NMContext(new NMContainerTokenSecretManager(conf), new
NMTokenSecretManagerInNM(), null, new ApplicationACLsManager(conf), stateStore);
cm = CreateContainerManager(context);
cm.Init(conf);
cm.Start();
NUnit.Framework.Assert.IsTrue(context.GetApplications().IsEmpty());
cm.Stop();
}