/// <exception cref="System.IO.IOException"/>
private int LoadRMApp(RMStateStore.RMState rmState, LeveldbIterator iter, string
appIdStr, byte[] appData)
{
ApplicationStateData appState = CreateApplicationState(appIdStr, appData);
ApplicationId appId = appState.GetApplicationSubmissionContext().GetApplicationId
();
rmState.appState[appId] = appState;
string attemptNodePrefix = GetApplicationNodeKey(appId) + Separator;
while (iter.HasNext())
{
KeyValuePair <byte[], byte[]> entry = iter.PeekNext();
string key = JniDBFactory.AsString(entry.Key);
if (!key.StartsWith(attemptNodePrefix))
{
break;
}
string attemptId = Sharpen.Runtime.Substring(key, attemptNodePrefix.Length);
if (attemptId.StartsWith(ApplicationAttemptId.appAttemptIdStrPrefix))
{
ApplicationAttemptStateData attemptState = CreateAttemptState(attemptId, entry.Value
);
appState.attempts[attemptState.GetAttemptId()] = attemptState;
}
else
{
Log.Warn("Ignoring unknown application key: " + key);
}
iter.Next();
}
int numAttempts = appState.attempts.Count;
if (Log.IsDebugEnabled())
{
Log.Debug("Loaded application " + appId + " with " + numAttempts + " attempts");
}
return(numAttempts);
}
/// <exception cref="System.Exception"/>
protected internal override void UpdateApplicationAttemptStateInternal(ApplicationAttemptId
appAttemptId, ApplicationAttemptStateData attemptStateDataPB)
{
lock (this)
{
Path appDirPath = GetAppDir(rmAppRoot, appAttemptId.GetApplicationId());
Path nodeCreatePath = GetNodePath(appDirPath, appAttemptId.ToString());
Log.Info("Updating info for attempt: " + appAttemptId + " at: " + nodeCreatePath);
byte[] attemptStateData = attemptStateDataPB.GetProto().ToByteArray();
try
{
// currently throw all exceptions. May need to respond differently for HA
// based on whether we have lost the right to write to FS
UpdateFile(nodeCreatePath, attemptStateData, true);
}
catch (Exception e)
{
Log.Info("Error updating info for attempt: " + appAttemptId, e);
throw;
}
}
}
public RMStateUpdateAppAttemptEvent(ApplicationAttemptStateData attemptState)
: base(RMStateStoreEventType.UpdateAppAttempt)
{
this.attemptState = attemptState;
}
// Do nothing
/// <exception cref="System.Exception"/>
protected internal override void StoreApplicationAttemptStateInternal(ApplicationAttemptId
attemptId, ApplicationAttemptStateData attemptStateData)
{
}
public virtual void TestFencedState()
{
TestZKRMStateStore.TestZKRMStateStoreTester zkTester = new TestZKRMStateStore.TestZKRMStateStoreTester
(this);
RMStateStore store = zkTester.GetRMStateStore();
// Move state to FENCED from ACTIVE
store.UpdateFencedState();
NUnit.Framework.Assert.AreEqual("RMStateStore should have been in fenced state",
true, store.IsFencedState());
long submitTime = Runtime.CurrentTimeMillis();
long startTime = submitTime + 1000;
// Add a new app
RMApp mockApp = Org.Mockito.Mockito.Mock <RMApp>();
ApplicationSubmissionContext context = new ApplicationSubmissionContextPBImpl();
Org.Mockito.Mockito.When(mockApp.GetSubmitTime()).ThenReturn(submitTime);
Org.Mockito.Mockito.When(mockApp.GetStartTime()).ThenReturn(startTime);
Org.Mockito.Mockito.When(mockApp.GetApplicationSubmissionContext()).ThenReturn(context
);
Org.Mockito.Mockito.When(mockApp.GetUser()).ThenReturn("test");
store.StoreNewApplication(mockApp);
NUnit.Framework.Assert.AreEqual("RMStateStore should have been in fenced state",
true, store.IsFencedState());
// Add a new attempt
ClientToAMTokenSecretManagerInRM clientToAMTokenMgr = new ClientToAMTokenSecretManagerInRM
();
ApplicationAttemptId attemptId = ConverterUtils.ToApplicationAttemptId("appattempt_1234567894321_0001_000001"
);
SecretKey clientTokenMasterKey = clientToAMTokenMgr.CreateMasterKey(attemptId);
RMAppAttemptMetrics mockRmAppAttemptMetrics = Org.Mockito.Mockito.Mock <RMAppAttemptMetrics
>();
Container container = new ContainerPBImpl();
container.SetId(ConverterUtils.ToContainerId("container_1234567891234_0001_01_000001"
));
RMAppAttempt mockAttempt = Org.Mockito.Mockito.Mock <RMAppAttempt>();
Org.Mockito.Mockito.When(mockAttempt.GetAppAttemptId()).ThenReturn(attemptId);
Org.Mockito.Mockito.When(mockAttempt.GetMasterContainer()).ThenReturn(container);
Org.Mockito.Mockito.When(mockAttempt.GetClientTokenMasterKey()).ThenReturn(clientTokenMasterKey
);
Org.Mockito.Mockito.When(mockAttempt.GetRMAppAttemptMetrics()).ThenReturn(mockRmAppAttemptMetrics
);
Org.Mockito.Mockito.When(mockRmAppAttemptMetrics.GetAggregateAppResourceUsage()).
ThenReturn(new AggregateAppResourceUsage(0, 0));
store.StoreNewApplicationAttempt(mockAttempt);
NUnit.Framework.Assert.AreEqual("RMStateStore should have been in fenced state",
true, store.IsFencedState());
long finishTime = submitTime + 1000;
// Update attempt
ApplicationAttemptStateData newAttemptState = ApplicationAttemptStateData.NewInstance
(attemptId, container, store.GetCredentialsFromAppAttempt(mockAttempt), startTime
, RMAppAttemptState.Finished, "testUrl", "test", FinalApplicationStatus.Succeeded
, 100, finishTime, 0, 0);
store.UpdateApplicationAttemptState(newAttemptState);
NUnit.Framework.Assert.AreEqual("RMStateStore should have been in fenced state",
true, store.IsFencedState());
// Update app
ApplicationStateData appState = ApplicationStateData.NewInstance(submitTime, startTime
, context, "test");
store.UpdateApplicationState(appState);
NUnit.Framework.Assert.AreEqual("RMStateStore should have been in fenced state",
true, store.IsFencedState());
// Remove app
store.RemoveApplication(mockApp);
NUnit.Framework.Assert.AreEqual("RMStateStore should have been in fenced state",
true, store.IsFencedState());
// store RM delegation token;
RMDelegationTokenIdentifier dtId1 = new RMDelegationTokenIdentifier(new Text("owner1"
), new Text("renewer1"), new Text("realuser1"));
long renewDate1 = Runtime.CurrentTimeMillis();
dtId1.SetSequenceNumber(1111);
store.StoreRMDelegationToken(dtId1, renewDate1);
NUnit.Framework.Assert.AreEqual("RMStateStore should have been in fenced state",
true, store.IsFencedState());
store.UpdateRMDelegationToken(dtId1, renewDate1);
NUnit.Framework.Assert.AreEqual("RMStateStore should have been in fenced state",
true, store.IsFencedState());
// remove delegation key;
store.RemoveRMDelegationToken(dtId1);
NUnit.Framework.Assert.AreEqual("RMStateStore should have been in fenced state",
true, store.IsFencedState());
// store delegation master key;
DelegationKey key = new DelegationKey(1234, 4321, Sharpen.Runtime.GetBytesForString
("keyBytes"));
store.StoreRMDTMasterKey(key);
NUnit.Framework.Assert.AreEqual("RMStateStore should have been in fenced state",
true, store.IsFencedState());
// remove delegation master key;
store.RemoveRMDTMasterKey(key);
NUnit.Framework.Assert.AreEqual("RMStateStore should have been in fenced state",
true, store.IsFencedState());
// store or update AMRMToken;
store.StoreOrUpdateAMRMTokenSecretManager(null, false);
NUnit.Framework.Assert.AreEqual("RMStateStore should have been in fenced state",
true, store.IsFencedState());
store.Close();
}
/// <exception cref="System.Exception"/>
internal virtual void TestRMAppStateStore(RMStateStoreTestBase.RMStateStoreHelper
stateStoreHelper, RMStateStoreTestBase.StoreStateVerifier verifier)
{
long submitTime = Runtime.CurrentTimeMillis();
long startTime = Runtime.CurrentTimeMillis() + 1234;
Configuration conf = new YarnConfiguration();
RMStateStore store = stateStoreHelper.GetRMStateStore();
RMStateStoreTestBase.TestDispatcher dispatcher = new RMStateStoreTestBase.TestDispatcher
();
store.SetRMDispatcher(dispatcher);
RMContext rmContext = Org.Mockito.Mockito.Mock <RMContext>();
Org.Mockito.Mockito.When(rmContext.GetStateStore()).ThenReturn(store);
AMRMTokenSecretManager appTokenMgr = Org.Mockito.Mockito.Spy(new AMRMTokenSecretManager
(conf, rmContext));
MasterKeyData masterKeyData = appTokenMgr.CreateNewMasterKey();
Org.Mockito.Mockito.When(appTokenMgr.GetMasterKey()).ThenReturn(masterKeyData);
ClientToAMTokenSecretManagerInRM clientToAMTokenMgr = new ClientToAMTokenSecretManagerInRM
();
ApplicationAttemptId attemptId1 = ConverterUtils.ToApplicationAttemptId("appattempt_1352994193343_0001_000001"
);
ApplicationId appId1 = attemptId1.GetApplicationId();
StoreApp(store, appId1, submitTime, startTime);
verifier.AfterStoreApp(store, appId1);
// create application token and client token key for attempt1
Org.Apache.Hadoop.Security.Token.Token <AMRMTokenIdentifier> appAttemptToken1 = GenerateAMRMToken
(attemptId1, appTokenMgr);
SecretKey clientTokenKey1 = clientToAMTokenMgr.CreateMasterKey(attemptId1);
ContainerId containerId1 = StoreAttempt(store, attemptId1, "container_1352994193343_0001_01_000001"
, appAttemptToken1, clientTokenKey1, dispatcher);
string appAttemptIdStr2 = "appattempt_1352994193343_0001_000002";
ApplicationAttemptId attemptId2 = ConverterUtils.ToApplicationAttemptId(appAttemptIdStr2
);
// create application token and client token key for attempt2
Org.Apache.Hadoop.Security.Token.Token <AMRMTokenIdentifier> appAttemptToken2 = GenerateAMRMToken
(attemptId2, appTokenMgr);
SecretKey clientTokenKey2 = clientToAMTokenMgr.CreateMasterKey(attemptId2);
ContainerId containerId2 = StoreAttempt(store, attemptId2, "container_1352994193343_0001_02_000001"
, appAttemptToken2, clientTokenKey2, dispatcher);
ApplicationAttemptId attemptIdRemoved = ConverterUtils.ToApplicationAttemptId("appattempt_1352994193343_0002_000001"
);
ApplicationId appIdRemoved = attemptIdRemoved.GetApplicationId();
StoreApp(store, appIdRemoved, submitTime, startTime);
StoreAttempt(store, attemptIdRemoved, "container_1352994193343_0002_01_000001", null
, null, dispatcher);
verifier.AfterStoreAppAttempt(store, attemptIdRemoved);
RMApp mockRemovedApp = Org.Mockito.Mockito.Mock <RMApp>();
RMAppAttemptMetrics mockRmAppAttemptMetrics = Org.Mockito.Mockito.Mock <RMAppAttemptMetrics
>();
Dictionary <ApplicationAttemptId, RMAppAttempt> attempts = new Dictionary <ApplicationAttemptId
, RMAppAttempt>();
ApplicationSubmissionContext context = new ApplicationSubmissionContextPBImpl();
context.SetApplicationId(appIdRemoved);
Org.Mockito.Mockito.When(mockRemovedApp.GetSubmitTime()).ThenReturn(submitTime);
Org.Mockito.Mockito.When(mockRemovedApp.GetApplicationSubmissionContext()).ThenReturn
(context);
Org.Mockito.Mockito.When(mockRemovedApp.GetAppAttempts()).ThenReturn(attempts);
Org.Mockito.Mockito.When(mockRemovedApp.GetUser()).ThenReturn("user1");
RMAppAttempt mockRemovedAttempt = Org.Mockito.Mockito.Mock <RMAppAttempt>();
Org.Mockito.Mockito.When(mockRemovedAttempt.GetAppAttemptId()).ThenReturn(attemptIdRemoved
);
Org.Mockito.Mockito.When(mockRemovedAttempt.GetRMAppAttemptMetrics()).ThenReturn(
mockRmAppAttemptMetrics);
Org.Mockito.Mockito.When(mockRmAppAttemptMetrics.GetAggregateAppResourceUsage()).
ThenReturn(new AggregateAppResourceUsage(0, 0));
attempts[attemptIdRemoved] = mockRemovedAttempt;
store.RemoveApplication(mockRemovedApp);
// remove application directory recursively.
StoreApp(store, appIdRemoved, submitTime, startTime);
StoreAttempt(store, attemptIdRemoved, "container_1352994193343_0002_01_000001", null
, null, dispatcher);
store.RemoveApplication(mockRemovedApp);
// let things settle down
Sharpen.Thread.Sleep(1000);
store.Close();
// give tester a chance to modify app state in the store
ModifyAppState();
// load state
store = stateStoreHelper.GetRMStateStore();
store.SetRMDispatcher(dispatcher);
RMStateStore.RMState state = store.LoadState();
IDictionary <ApplicationId, ApplicationStateData> rmAppState = state.GetApplicationState
();
ApplicationStateData appState = rmAppState[appId1];
// app is loaded
NUnit.Framework.Assert.IsNotNull(appState);
// app is loaded correctly
NUnit.Framework.Assert.AreEqual(submitTime, appState.GetSubmitTime());
NUnit.Framework.Assert.AreEqual(startTime, appState.GetStartTime());
// submission context is loaded correctly
NUnit.Framework.Assert.AreEqual(appId1, appState.GetApplicationSubmissionContext(
).GetApplicationId());
ApplicationAttemptStateData attemptState = appState.GetAttempt(attemptId1);
// attempt1 is loaded correctly
NUnit.Framework.Assert.IsNotNull(attemptState);
NUnit.Framework.Assert.AreEqual(attemptId1, attemptState.GetAttemptId());
NUnit.Framework.Assert.AreEqual(-1000, attemptState.GetAMContainerExitStatus());
// attempt1 container is loaded correctly
NUnit.Framework.Assert.AreEqual(containerId1, attemptState.GetMasterContainer().GetId
());
// attempt1 client token master key is loaded correctly
Assert.AssertArrayEquals(clientTokenKey1.GetEncoded(), attemptState.GetAppAttemptTokens
().GetSecretKey(RMStateStore.AmClientTokenMasterKeyName));
attemptState = appState.GetAttempt(attemptId2);
// attempt2 is loaded correctly
NUnit.Framework.Assert.IsNotNull(attemptState);
NUnit.Framework.Assert.AreEqual(attemptId2, attemptState.GetAttemptId());
// attempt2 container is loaded correctly
NUnit.Framework.Assert.AreEqual(containerId2, attemptState.GetMasterContainer().GetId
());
// attempt2 client token master key is loaded correctly
Assert.AssertArrayEquals(clientTokenKey2.GetEncoded(), attemptState.GetAppAttemptTokens
().GetSecretKey(RMStateStore.AmClientTokenMasterKeyName));
//******* update application/attempt state *******//
ApplicationStateData appState2 = ApplicationStateData.NewInstance(appState.GetSubmitTime
(), appState.GetStartTime(), appState.GetUser(), appState.GetApplicationSubmissionContext
(), RMAppState.Finished, "appDiagnostics", 1234);
appState2.attempts.PutAll(appState.attempts);
store.UpdateApplicationState(appState2);
ApplicationAttemptStateData oldAttemptState = attemptState;
ApplicationAttemptStateData newAttemptState = ApplicationAttemptStateData.NewInstance
(oldAttemptState.GetAttemptId(), oldAttemptState.GetMasterContainer(), oldAttemptState
.GetAppAttemptTokens(), oldAttemptState.GetStartTime(), RMAppAttemptState.Finished
, "myTrackingUrl", "attemptDiagnostics", FinalApplicationStatus.Succeeded, 100,
oldAttemptState.GetFinishTime(), 0, 0);
store.UpdateApplicationAttemptState(newAttemptState);
// test updating the state of an app/attempt whose initial state was not
// saved.
ApplicationId dummyAppId = ApplicationId.NewInstance(1234, 10);
ApplicationSubmissionContext dummyContext = new ApplicationSubmissionContextPBImpl
();
dummyContext.SetApplicationId(dummyAppId);
ApplicationStateData dummyApp = ApplicationStateData.NewInstance(appState.GetSubmitTime
(), appState.GetStartTime(), appState.GetUser(), dummyContext, RMAppState.Finished
, "appDiagnostics", 1234);
store.UpdateApplicationState(dummyApp);
ApplicationAttemptId dummyAttemptId = ApplicationAttemptId.NewInstance(dummyAppId
, 6);
ApplicationAttemptStateData dummyAttempt = ApplicationAttemptStateData.NewInstance
(dummyAttemptId, oldAttemptState.GetMasterContainer(), oldAttemptState.GetAppAttemptTokens
(), oldAttemptState.GetStartTime(), RMAppAttemptState.Finished, "myTrackingUrl",
"attemptDiagnostics", FinalApplicationStatus.Succeeded, 111, oldAttemptState.GetFinishTime
(), 0, 0);
store.UpdateApplicationAttemptState(dummyAttempt);
// let things settle down
Sharpen.Thread.Sleep(1000);
store.Close();
// check updated application state.
store = stateStoreHelper.GetRMStateStore();
store.SetRMDispatcher(dispatcher);
RMStateStore.RMState newRMState = store.LoadState();
IDictionary <ApplicationId, ApplicationStateData> newRMAppState = newRMState.GetApplicationState
();
NUnit.Framework.Assert.IsNotNull(newRMAppState[dummyApp.GetApplicationSubmissionContext
().GetApplicationId()]);
ApplicationStateData updatedAppState = newRMAppState[appId1];
NUnit.Framework.Assert.AreEqual(appState.GetApplicationSubmissionContext().GetApplicationId
(), updatedAppState.GetApplicationSubmissionContext().GetApplicationId());
NUnit.Framework.Assert.AreEqual(appState.GetSubmitTime(), updatedAppState.GetSubmitTime
());
NUnit.Framework.Assert.AreEqual(appState.GetStartTime(), updatedAppState.GetStartTime
());
NUnit.Framework.Assert.AreEqual(appState.GetUser(), updatedAppState.GetUser());
// new app state fields
NUnit.Framework.Assert.AreEqual(RMAppState.Finished, updatedAppState.GetState());
NUnit.Framework.Assert.AreEqual("appDiagnostics", updatedAppState.GetDiagnostics(
));
NUnit.Framework.Assert.AreEqual(1234, updatedAppState.GetFinishTime());
// check updated attempt state
NUnit.Framework.Assert.IsNotNull(newRMAppState[dummyApp.GetApplicationSubmissionContext
().GetApplicationId()].GetAttempt(dummyAttemptId));
ApplicationAttemptStateData updatedAttemptState = updatedAppState.GetAttempt(newAttemptState
.GetAttemptId());
NUnit.Framework.Assert.AreEqual(oldAttemptState.GetAttemptId(), updatedAttemptState
.GetAttemptId());
NUnit.Framework.Assert.AreEqual(containerId2, updatedAttemptState.GetMasterContainer
().GetId());
Assert.AssertArrayEquals(clientTokenKey2.GetEncoded(), attemptState.GetAppAttemptTokens
().GetSecretKey(RMStateStore.AmClientTokenMasterKeyName));
// new attempt state fields
NUnit.Framework.Assert.AreEqual(RMAppAttemptState.Finished, updatedAttemptState.GetState
());
NUnit.Framework.Assert.AreEqual("myTrackingUrl", updatedAttemptState.GetFinalTrackingUrl
());
NUnit.Framework.Assert.AreEqual("attemptDiagnostics", updatedAttemptState.GetDiagnostics
());
NUnit.Framework.Assert.AreEqual(100, updatedAttemptState.GetAMContainerExitStatus
());
NUnit.Framework.Assert.AreEqual(FinalApplicationStatus.Succeeded, updatedAttemptState
.GetFinalApplicationStatus());
// assert store is in expected state after everything is cleaned
NUnit.Framework.Assert.IsTrue(stateStoreHelper.IsFinalStateValid());
store.Close();
}
/// <exception cref="System.Exception"/>
protected internal override void UpdateApplicationAttemptStateInternal(ApplicationAttemptId
appAttemptId, ApplicationAttemptStateData attemptState)
{
lock (this)
{
ApplicationStateData appState = state.GetApplicationState()[appAttemptId.GetApplicationId
()];
if (appState == null)
{
throw new YarnRuntimeException("Application doesn't exist");
}
Log.Info("Updating final state " + attemptState.GetState() + " for attempt: " + attemptState
.GetAttemptId());
appState.attempts[attemptState.GetAttemptId()] = attemptState;
}
}
/// <exception cref="System.Exception"/>
protected internal override void StoreApplicationAttemptStateInternal(ApplicationAttemptId
appAttemptId, ApplicationAttemptStateData attemptState)
{
lock (this)
{
ApplicationStateData appState = state.GetApplicationState()[attemptState.GetAttemptId
().GetApplicationId()];
if (appState == null)
{
throw new YarnRuntimeException("Application doesn't exist");
}
appState.attempts[attemptState.GetAttemptId()] = attemptState;
}
}
/// <exception cref="System.IO.IOException"/>
protected internal override void StoreApplicationAttemptStateInternal(ApplicationAttemptId
attemptId, ApplicationAttemptStateData attemptStateData)
{
string key = GetApplicationAttemptNodeKey(attemptId);
if (Log.IsDebugEnabled())
{
Log.Debug("Storing state for attempt " + attemptId + " at " + key);
}
try
{
db.Put(JniDBFactory.Bytes(key), attemptStateData.GetProto().ToByteArray());
}
catch (DBException e)
{
throw new IOException(e);
}
}