/// <exception cref="Org.Apache.Hadoop.Yarn.Exceptions.YarnException"/>
/// <exception cref="System.IO.IOException"/>
public override AllocateResponse Allocate(AllocateRequest request)
{
this._enclosing.ResetStartFailoverFlag(true);
// make sure failover has been triggered
NUnit.Framework.Assert.IsTrue(this._enclosing.WaittingForFailOver());
return(this._enclosing.CreateFakeAllocateResponse());
}
public virtual void TestAllcoateRequestWithIncrease()
{
IList <ContainerResourceIncreaseRequest> incRequests = new AList <ContainerResourceIncreaseRequest
>();
for (int i = 0; i < 3; i++)
{
incRequests.AddItem(ContainerResourceIncreaseRequest.NewInstance(null, Resource.NewInstance
(0, i)));
}
AllocateRequest r = AllocateRequest.NewInstance(123, 0f, null, null, null, incRequests
);
// serde
YarnServiceProtos.AllocateRequestProto p = ((AllocateRequestPBImpl)r).GetProto();
r = new AllocateRequestPBImpl(p);
// check value
NUnit.Framework.Assert.AreEqual(123, r.GetResponseId());
NUnit.Framework.Assert.AreEqual(incRequests.Count, r.GetIncreaseRequests().Count);
for (int i_1 = 0; i_1 < incRequests.Count; i_1++)
{
NUnit.Framework.Assert.AreEqual(r.GetIncreaseRequests()[i_1].GetCapability().GetVirtualCores
(), incRequests[i_1].GetCapability().GetVirtualCores());
}
}
public virtual void TestPbRecordFactory()
{
RecordFactory pbRecordFactory = RecordFactoryPBImpl.Get();
try
{
AllocateResponse response = pbRecordFactory.NewRecordInstance <AllocateResponse>();
NUnit.Framework.Assert.AreEqual(typeof(AllocateResponsePBImpl), response.GetType(
));
}
catch (YarnRuntimeException e)
{
Sharpen.Runtime.PrintStackTrace(e);
NUnit.Framework.Assert.Fail("Failed to crete record");
}
try
{
AllocateRequest response = pbRecordFactory.NewRecordInstance <AllocateRequest>();
NUnit.Framework.Assert.AreEqual(typeof(AllocateRequestPBImpl), response.GetType()
);
}
catch (YarnRuntimeException e)
{
Sharpen.Runtime.PrintStackTrace(e);
NUnit.Framework.Assert.Fail("Failed to crete record");
}
}
public IActionResult Allocate([FromBody] AllocateRequest spec)
{
if (spec == null)
{
return(BadRequest($"{nameof(spec)} can not be null"));
}
if (spec.Offers == null || spec.Offers.Length == 0)
{
return(BadRequest($"{nameof(spec.Offers)} can not be empty"));
}
if (spec.Threshold <= 0)
{
return(BadRequest($"{nameof(spec.Threshold)} must be greater than 0"));
}
if (spec.BusinessSeats < 0)
{
return(BadRequest($"{nameof(spec.BusinessSeats)} must be greater than or equal to 0"));
}
if (spec.EconomySeats < 0)
{
return(BadRequest($"{nameof(spec.EconomySeats)} must be greater than or equal to 0"));
}
var allocateResult = _allocationService.Allocate(spec.ToSpec());
return(Ok(AllocateResponse.From(allocateResult)));
}
/// <exception cref="System.IO.IOException"/>
public AllocateResponse Allocate(AllocateRequest request)
{
AllocateResponse response = Org.Apache.Hadoop.Yarn.Util.Records.NewRecord <AllocateResponse
>();
IList <ResourceRequest> askList = request.GetAskList();
IList <Container> containers = new AList <Container>();
foreach (ResourceRequest req in askList)
{
if (!ResourceRequest.IsAnyLocation(req.GetResourceName()))
{
continue;
}
int numContainers = req.GetNumContainers();
for (int i = 0; i < numContainers; i++)
{
ContainerId containerId = ContainerId.NewContainerId(this._enclosing.GetContext()
.GetApplicationAttemptId(), request.GetResponseId() + i);
containers.AddItem(Container.NewInstance(containerId, NodeId.NewInstance("host" +
containerId.GetContainerId(), 2345), "host" + containerId.GetContainerId() + ":5678"
, req.GetCapability(), req.GetPriority(), null));
}
}
response.SetAllocatedContainers(containers);
response.SetResponseId(request.GetResponseId() + 1);
response.SetNumClusterNodes(350);
return(response);
}
public async Task <IPEndPoint> AllocateRequestAsync(
TimeSpan lifetime,
CancellationToken cancellationToken = default(CancellationToken))
{
NetworkStream stream = _control.GetStream();
StunMessage response;
int retry = 0;
do
{
var request = new AllocateRequest((int)lifetime.TotalSeconds);
await SendMessageAsync(stream, request, cancellationToken);
response = await ReceiveMessageAsync(request.TransactionId, cancellationToken);
if (response is AllocateErrorResponse allocError)
{
Realm = allocError.Realm;
Nonce = allocError.Nonce;
}
retry += 1;
}while (response is AllocateErrorResponse && retry < AllocateRetry);
if (response is AllocateSuccessResponse allocOk)
{
return(allocOk.RelayedEndPoint);
}
else
{
throw new TurnClientException("Allocate failed.", response);
}
}
/// <exception cref="System.Exception"/>
public virtual AllocateResponse Allocate(IList <ResourceRequest> resourceRequest,
IList <ContainerId> releases)
{
AllocateRequest req = AllocateRequest.NewInstance(0, 0F, resourceRequest, releases
, null);
return(Allocate(req));
}
/// <exception cref="System.Exception"/>
protected internal override void Heartbeat()
{
lock (this)
{
AllocateRequest allocateRequest = AllocateRequest.NewInstance(this.lastResponseID
, base.GetApplicationProgress(), new AList <ResourceRequest>(), new AList <ContainerId
>(), null);
AllocateResponse allocateResponse = null;
try
{
allocateResponse = scheduler.Allocate(allocateRequest);
// Reset retry count if no exception occurred.
retrystartTime = Runtime.CurrentTimeMillis();
}
catch (ApplicationAttemptNotFoundException e)
{
Log.Info("Event from RM: shutting down Application Master");
// This can happen if the RM has been restarted. If it is in that state,
// this application must clean itself up.
eventHandler.Handle(new JobEvent(this.GetJob().GetID(), JobEventType.JobAmReboot)
);
throw new YarnRuntimeException("Resource Manager doesn't recognize AttemptId: " +
this.GetContext().GetApplicationID(), e);
}
catch (ApplicationMasterNotRegisteredException)
{
Log.Info("ApplicationMaster is out of sync with ResourceManager," + " hence resync and send outstanding requests."
);
this.lastResponseID = 0;
Register();
}
catch (Exception e)
{
// This can happen when the connection to the RM has gone down. Keep
// re-trying until the retryInterval has expired.
if (Runtime.CurrentTimeMillis() - retrystartTime >= retryInterval)
{
Log.Error("Could not contact RM after " + retryInterval + " milliseconds.");
eventHandler.Handle(new JobEvent(this.GetJob().GetID(), JobEventType.InternalError
));
throw new YarnRuntimeException("Could not contact RM after " + retryInterval + " milliseconds."
);
}
// Throw this up to the caller, which may decide to ignore it and
// continue to attempt to contact the RM.
throw;
}
if (allocateResponse != null)
{
this.lastResponseID = allocateResponse.GetResponseId();
Token token = allocateResponse.GetAMRMToken();
if (token != null)
{
UpdateAMRMToken(token);
}
}
}
}
// Keyboard input handling -each keypress can be interpreted as
// a control command.
void KeyboardControl()
{
while (true)
{
switch (Console.ReadKey(true).Key)
{
case ConsoleKey.T:
transportFunction.PrintRouteTable();
break;
case ConsoleKey.A:
LRM.PrintAssignments();
break;
case ConsoleKey.P:
if (Log.IsPaused)
{
Log.Unpause();
}
else
{
Log.Pause();
}
break;
#if DEBUG
case ConsoleKey.Enter:
MPLSPacket testPacket = new MPLSPacket(new int[] { 2137 }, "This is a test MPLSMessage.");
transportFunction.EnqueuePacketOnFirstQueue(testPacket);
break;
case ConsoleKey.U:
NHLFEntry entry = new NHLFEntry(10, 1, 17, true, 2, new int[] { 35 });
AddUpdateRequest testUpdateReq = new AddUpdateRequest("Helo it me", mgmtLocalPort, 2137, entry);
SendManagementMsg(mgmtLocalPort, testUpdateReq);
break;
case ConsoleKey.R:
RemoveRequest testRemoveReq = new RemoveRequest("Helo it me", mgmtLocalPort, 2137, 10);
SendManagementMsg(mgmtLocalPort, testRemoveReq);
break;
case ConsoleKey.L:
AllocateRequest testAllocReq = new AllocateRequest(id, mgmtLocalPort, allocCounter++, 1, 30, 1);
SendManagementMsg(mgmtLocalPort, testAllocReq);
break;
case ConsoleKey.D:
DeallocateRequest testDeallocReq = new DeallocateRequest(id, mgmtLocalPort, allocCounter--, 1);
SendManagementMsg(mgmtLocalPort, testDeallocReq);
break;
#endif
default:
break;
}
}
}
/// <exception cref="Org.Apache.Hadoop.Yarn.Exceptions.YarnException"/>
/// <exception cref="System.IO.IOException"/>
public virtual void TestAllocateOnHA()
{
AllocateRequest request = AllocateRequest.NewInstance(0, 50f, new AList <ResourceRequest
>(), new AList <ContainerId>(), ResourceBlacklistRequest.NewInstance(new AList <string
>(), new AList <string>()));
AllocateResponse response = amClient.Allocate(request);
NUnit.Framework.Assert.AreEqual(response, this.cluster.CreateFakeAllocateResponse
());
}
/// <exception cref="System.Exception"/>
public virtual AllocateResponse Allocate(AllocateRequest allocateRequest)
{
UserGroupInformation ugi = UserGroupInformation.CreateRemoteUser(attemptId.ToString
());
Org.Apache.Hadoop.Security.Token.Token <AMRMTokenIdentifier> token = context.GetRMApps
()[attemptId.GetApplicationId()].GetRMAppAttempt(attemptId).GetAMRMToken();
ugi.AddTokenIdentifier(token.DecodeIdentifier());
lastResponse = DoAllocateAs(ugi, allocateRequest);
return(lastResponse);
}
public virtual void TestValidateResourceBlacklistRequest()
{
TestAMAuthorization.MyContainerManager containerManager = new TestAMAuthorization.MyContainerManager
();
TestAMAuthorization.MockRMWithAMS rm = new TestAMAuthorization.MockRMWithAMS(new
YarnConfiguration(), containerManager);
rm.Start();
MockNM nm1 = rm.RegisterNode("localhost:1234", 5120);
IDictionary <ApplicationAccessType, string> acls = new Dictionary <ApplicationAccessType
, string>(2);
acls[ApplicationAccessType.ViewApp] = "*";
RMApp app = rm.SubmitApp(1024, "appname", "appuser", acls);
nm1.NodeHeartbeat(true);
RMAppAttempt attempt = app.GetCurrentAppAttempt();
ApplicationAttemptId applicationAttemptId = attempt.GetAppAttemptId();
WaitForLaunchedState(attempt);
// Create a client to the RM.
Configuration conf = rm.GetConfig();
YarnRPC rpc = YarnRPC.Create(conf);
UserGroupInformation currentUser = UserGroupInformation.CreateRemoteUser(applicationAttemptId
.ToString());
Credentials credentials = containerManager.GetContainerCredentials();
IPEndPoint rmBindAddress = rm.GetApplicationMasterService().GetBindAddress();
Org.Apache.Hadoop.Security.Token.Token <TokenIdentifier> amRMToken = TestAMAuthorization.MockRMWithAMS
.SetupAndReturnAMRMToken(rmBindAddress, credentials.GetAllTokens());
currentUser.AddToken(amRMToken);
ApplicationMasterProtocol client = currentUser.DoAs(new _PrivilegedAction_626(rpc
, rmBindAddress, conf));
RegisterApplicationMasterRequest request = Org.Apache.Hadoop.Yarn.Util.Records.NewRecord
<RegisterApplicationMasterRequest>();
client.RegisterApplicationMaster(request);
ResourceBlacklistRequest blacklistRequest = ResourceBlacklistRequest.NewInstance(
Sharpen.Collections.SingletonList(ResourceRequest.Any), null);
AllocateRequest allocateRequest = AllocateRequest.NewInstance(0, 0.0f, null, null
, blacklistRequest);
bool error = false;
try
{
client.Allocate(allocateRequest);
}
catch (InvalidResourceBlacklistRequestException)
{
error = true;
}
rm.Stop();
NUnit.Framework.Assert.IsTrue("Didn't not catch InvalidResourceBlacklistRequestException"
, error);
}
public virtual void TestAllcoateRequestWithoutIncrease()
{
AllocateRequest r = AllocateRequest.NewInstance(123, 0f, null, null, null, null);
// serde
YarnServiceProtos.AllocateRequestProto p = ((AllocateRequestPBImpl)r).GetProto();
r = new AllocateRequestPBImpl(p);
// check value
NUnit.Framework.Assert.AreEqual(123, r.GetResponseId());
NUnit.Framework.Assert.AreEqual(0, r.GetIncreaseRequests().Count);
}
/// <exception cref="System.Exception"/>
private AllocateResponse Allocate(ApplicationAttemptId attemptId, AllocateRequest
req)
{
UserGroupInformation ugi = UserGroupInformation.CreateRemoteUser(attemptId.ToString
());
Org.Apache.Hadoop.Security.Token.Token <AMRMTokenIdentifier> token = rm.GetRMContext
().GetRMApps()[attemptId.GetApplicationId()].GetRMAppAttempt(attemptId).GetAMRMToken
();
ugi.AddTokenIdentifier(token.DecodeIdentifier());
return(ugi.DoAs(new _PrivilegedExceptionAction_67(this, req)));
}
/// <exception cref="System.Exception"/>
public virtual AllocateResponse DoAllocateAs(UserGroupInformation ugi, AllocateRequest
req)
{
req.SetResponseId(++responseId);
try
{
return(ugi.DoAs(new _PrivilegedExceptionAction_234(this, req)));
}
catch (UndeclaredThrowableException e)
{
throw (Exception)e.InnerException;
}
}
/// <exception cref="Org.Apache.Hadoop.Yarn.Exceptions.YarnException"/>
/// <exception cref="System.IO.IOException"/>
public virtual AllocateResponse Allocate(AllocateRequest request)
{
YarnServiceProtos.AllocateRequestProto requestProto = ((AllocateRequestPBImpl)request
).GetProto();
try
{
return(new AllocateResponsePBImpl(proxy.Allocate(null, requestProto)));
}
catch (ServiceException e)
{
RPCUtil.UnwrapAndThrowException(e);
return(null);
}
}
public void EncodeToBytesWithCredential()
{
var request = new AllocateRequest(777)
{
TransactionId = new byte[]
{
0xf5, 0xdb, 0xe7, 0xc1, 0x2a, 0x74, 0xbe, 0xf9, 0x8b, 0x16,
0x56, 0x3e,
}
};
var ctx = new TestStunContext()
{
Username = "******",
Password = "******",
Realm = "twilio.com",
Nonce = new byte[]
{
0x37, 0x35, 0x64, 0x34, 0x35, 0x34, 0x31, 0x39, 0x63, 0x33,
0x39, 0x33, 0x34, 0x33, 0x66, 0x65,
},
};
Assert.Equal(
new byte[]
{
0x00, 0x03, 0x00, 0x98, 0x21, 0x12, 0xa4, 0x42, 0xf5, 0xdb,
0xe7, 0xc1, 0x2a, 0x74, 0xbe, 0xf9, 0x8b, 0x16, 0x56, 0x3e,
0x00, 0x19, 0x00, 0x04, 0x06, 0x00, 0x00, 0x00, 0x00, 0x0d,
0x00, 0x04, 0x00, 0x00, 0x03, 0x09, 0x00, 0x06, 0x00, 0x40,
0x61, 0x65, 0x30, 0x36, 0x33, 0x33, 0x63, 0x64, 0x35, 0x38,
0x62, 0x61, 0x30, 0x39, 0x37, 0x61, 0x31, 0x31, 0x36, 0x37,
0x63, 0x36, 0x64, 0x32, 0x63, 0x63, 0x34, 0x65, 0x32, 0x33,
0x36, 0x64, 0x62, 0x35, 0x32, 0x32, 0x35, 0x36, 0x61, 0x34,
0x30, 0x64, 0x35, 0x36, 0x35, 0x66, 0x31, 0x31, 0x65, 0x64,
0x66, 0x37, 0x36, 0x63, 0x30, 0x32, 0x64, 0x31, 0x33, 0x64,
0x62, 0x39, 0x33, 0x63, 0x00, 0x15, 0x00, 0x10, 0x37, 0x35,
0x64, 0x34, 0x35, 0x34, 0x31, 0x39, 0x63, 0x33, 0x39, 0x33,
0x34, 0x33, 0x66, 0x65, 0x00, 0x14, 0x00, 0x0a, 0x74, 0x77,
0x69, 0x6c, 0x69, 0x6f, 0x2e, 0x63, 0x6f, 0x6d, 0x00, 0x00,
0x00, 0x08, 0x00, 0x14, 0x77, 0xe8, 0xcf, 0x30, 0x9e, 0x85,
0x6c, 0x22, 0x72, 0x53, 0xa3, 0xb7, 0xe0, 0x35, 0x7c, 0xc2,
0x30, 0xfc, 0xbc, 0xf4, 0x80, 0x28, 0x00, 0x04, 0x98, 0x46,
0x9c, 0x07,
},
request.Encode(ctx));
}
/// <exception cref="Org.Apache.Hadoop.Yarn.Exceptions.YarnException"/>
/// <exception cref="System.IO.IOException"/>
public virtual AllocateResponse Allocate(AllocateRequest request)
{
NUnit.Framework.Assert.AreEqual("response ID mismatch", responseId, request.GetResponseId
());
++responseId;
Org.Apache.Hadoop.Yarn.Api.Records.Token yarnToken = null;
if (amToken != null)
{
yarnToken = Org.Apache.Hadoop.Yarn.Api.Records.Token.NewInstance(amToken.GetIdentifier
(), amToken.GetKind().ToString(), amToken.GetPassword(), amToken.GetService().ToString
());
}
return(AllocateResponse.NewInstance(responseId, Collections.EmptyList <ContainerStatus
>(), Collections.EmptyList <Container>(), Collections.EmptyList <NodeReport>(), Resources
.None(), null, 1, null, Collections.EmptyList <NMToken>(), yarnToken, Collections
.EmptyList <ContainerResourceIncrease>(), Collections.EmptyList <ContainerResourceDecrease
>()));
}
/// <exception cref="Org.Apache.Hadoop.Yarn.Exceptions.YarnException"/>
/// <exception cref="System.IO.IOException"/>
protected internal virtual AllocateResponse MakeRemoteRequest()
{
ApplyRequestLimits();
ResourceBlacklistRequest blacklistRequest = ResourceBlacklistRequest.NewInstance(
new AList <string>(blacklistAdditions), new AList <string>(blacklistRemovals));
AllocateRequest allocateRequest = AllocateRequest.NewInstance(lastResponseID, base
.GetApplicationProgress(), new AList <ResourceRequest>(ask), new AList <ContainerId
>(release), blacklistRequest);
AllocateResponse allocateResponse = scheduler.Allocate(allocateRequest);
lastResponseID = allocateResponse.GetResponseId();
availableResources = allocateResponse.GetAvailableResources();
lastClusterNmCount = clusterNmCount;
clusterNmCount = allocateResponse.GetNumClusterNodes();
int numCompletedContainers = allocateResponse.GetCompletedContainersStatuses().Count;
if (ask.Count > 0 || release.Count > 0)
{
Log.Info("getResources() for " + applicationId + ":" + " ask=" + ask.Count + " release= "
+ release.Count + " newContainers=" + allocateResponse.GetAllocatedContainers()
.Count + " finishedContainers=" + numCompletedContainers + " resourcelimit=" + availableResources
+ " knownNMs=" + clusterNmCount);
}
ask.Clear();
release.Clear();
if (numCompletedContainers > 0)
{
// re-send limited requests when a container completes to trigger asking
// for more containers
Sharpen.Collections.AddAll(requestLimitsToUpdate, requestLimits.Keys);
}
if (blacklistAdditions.Count > 0 || blacklistRemovals.Count > 0)
{
Log.Info("Update the blacklist for " + applicationId + ": blacklistAdditions=" +
blacklistAdditions.Count + " blacklistRemovals=" + blacklistRemovals.Count);
}
blacklistAdditions.Clear();
blacklistRemovals.Clear();
return(allocateResponse);
}
public void EncodeToBytes()
{
var request = new AllocateRequest(777)
{
TransactionId = new byte[]
{
0xee, 0x29, 0xdd, 0x2d, 0x7a, 0xe9, 0x9c, 0xf4, 0x00, 0x82,
0xf2, 0x5e,
}
};
Assert.Equal(
new byte[]
{
0x00, 0x03, 0x00, 0x18, 0x21, 0x12, 0xa4, 0x42, 0xee, 0x29,
0xdd, 0x2d, 0x7a, 0xe9, 0x9c, 0xf4, 0x00, 0x82, 0xf2, 0x5e,
0x00, 0x19, 0x00, 0x04, 0x06, 0x00, 0x00, 0x00, 0x00, 0x0d,
0x00, 0x04, 0x00, 0x00, 0x03, 0x09, 0x80, 0x28, 0x00, 0x04,
0x3d, 0xbe, 0x42, 0x75,
},
request.Encode(new TestStunContext())
);
}
public virtual void TestARRMResponseId()
{
MockNM nm1 = rm.RegisterNode("h1:1234", 5000);
RMApp app = rm.SubmitApp(2000);
// Trigger the scheduling so the AM gets 'launched'
nm1.NodeHeartbeat(true);
RMAppAttempt attempt = app.GetCurrentAppAttempt();
MockAM am = rm.SendAMLaunched(attempt.GetAppAttemptId());
am.RegisterAppAttempt();
AllocateRequest allocateRequest = AllocateRequest.NewInstance(0, 0F, null, null,
null);
AllocateResponse response = Allocate(attempt.GetAppAttemptId(), allocateRequest);
NUnit.Framework.Assert.AreEqual(1, response.GetResponseId());
NUnit.Framework.Assert.IsTrue(response.GetAMCommand() == null);
allocateRequest = AllocateRequest.NewInstance(response.GetResponseId(), 0F, null,
null, null);
response = Allocate(attempt.GetAppAttemptId(), allocateRequest);
NUnit.Framework.Assert.AreEqual(2, response.GetResponseId());
/* try resending */
response = Allocate(attempt.GetAppAttemptId(), allocateRequest);
NUnit.Framework.Assert.AreEqual(2, response.GetResponseId());
allocateRequest = AllocateRequest.NewInstance(0, 0F, null, null, null);
try
{
Allocate(attempt.GetAppAttemptId(), allocateRequest);
NUnit.Framework.Assert.Fail();
}
catch (Exception e)
{
NUnit.Framework.Assert.IsTrue(e.InnerException is InvalidApplicationMasterRequestException
);
}
}
public virtual void TestTokenExpiry()
{
TestAMAuthorization.MyContainerManager containerManager = new TestAMAuthorization.MyContainerManager
();
TestAMAuthorization.MockRMWithAMS rm = new TestAMAuthorization.MockRMWithAMS(conf
, containerManager);
rm.Start();
Configuration conf = rm.GetConfig();
YarnRPC rpc = YarnRPC.Create(conf);
ApplicationMasterProtocol rmClient = null;
try
{
MockNM nm1 = rm.RegisterNode("localhost:1234", 5120);
RMApp app = rm.SubmitApp(1024);
nm1.NodeHeartbeat(true);
int waitCount = 0;
while (containerManager.containerTokens == null && waitCount++ < 20)
{
Log.Info("Waiting for AM Launch to happen..");
Sharpen.Thread.Sleep(1000);
}
NUnit.Framework.Assert.IsNotNull(containerManager.containerTokens);
RMAppAttempt attempt = app.GetCurrentAppAttempt();
ApplicationAttemptId applicationAttemptId = attempt.GetAppAttemptId();
// Create a client to the RM.
UserGroupInformation currentUser = UserGroupInformation.CreateRemoteUser(applicationAttemptId
.ToString());
Credentials credentials = containerManager.GetContainerCredentials();
IPEndPoint rmBindAddress = rm.GetApplicationMasterService().GetBindAddress();
Org.Apache.Hadoop.Security.Token.Token <TokenIdentifier> amRMToken = TestAMAuthorization.MockRMWithAMS
.SetupAndReturnAMRMToken(rmBindAddress, credentials.GetAllTokens());
currentUser.AddToken(amRMToken);
rmClient = CreateRMClient(rm, conf, rpc, currentUser);
RegisterApplicationMasterRequest request = Org.Apache.Hadoop.Yarn.Util.Records.NewRecord
<RegisterApplicationMasterRequest>();
rmClient.RegisterApplicationMaster(request);
FinishApplicationMasterRequest finishAMRequest = Org.Apache.Hadoop.Yarn.Util.Records
.NewRecord <FinishApplicationMasterRequest>();
finishAMRequest.SetFinalApplicationStatus(FinalApplicationStatus.Succeeded);
finishAMRequest.SetDiagnostics("diagnostics");
finishAMRequest.SetTrackingUrl("url");
rmClient.FinishApplicationMaster(finishAMRequest);
// Send RMAppAttemptEventType.CONTAINER_FINISHED to transit RMAppAttempt
// from Finishing state to Finished State. Both AMRMToken and
// ClientToAMToken will be removed.
ContainerStatus containerStatus = BuilderUtils.NewContainerStatus(attempt.GetMasterContainer
().GetId(), ContainerState.Complete, "AM Container Finished", 0);
rm.GetRMContext().GetDispatcher().GetEventHandler().Handle(new RMAppAttemptContainerFinishedEvent
(applicationAttemptId, containerStatus, nm1.GetNodeId()));
// Make sure the RMAppAttempt is at Finished State.
// Both AMRMToken and ClientToAMToken have been removed.
int count = 0;
while (attempt.GetState() != RMAppAttemptState.Finished && count < maxWaitAttempts
)
{
Sharpen.Thread.Sleep(100);
count++;
}
NUnit.Framework.Assert.IsTrue(attempt.GetState() == RMAppAttemptState.Finished);
// Now simulate trying to allocate. RPC call itself should throw auth
// exception.
rpc.StopProxy(rmClient, conf);
// To avoid using cached client
rmClient = CreateRMClient(rm, conf, rpc, currentUser);
AllocateRequest allocateRequest = Org.Apache.Hadoop.Yarn.Util.Records.NewRecord <AllocateRequest
>();
try
{
rmClient.Allocate(allocateRequest);
NUnit.Framework.Assert.Fail("You got to be kidding me! " + "Using App tokens after app-finish should fail!"
);
}
catch (Exception t)
{
Log.Info("Exception found is ", t);
// The exception will still have the earlier appAttemptId as it picks it
// up from the token.
NUnit.Framework.Assert.IsTrue(t.InnerException.Message.Contains(applicationAttemptId
.ToString() + " not found in AMRMTokenSecretManager."));
}
}
finally
{
rm.Stop();
if (rmClient != null)
{
rpc.StopProxy(rmClient, conf);
}
}
}
public virtual void TestMasterKeyRollOver()
{
conf.SetLong(YarnConfiguration.RmAmrmTokenMasterKeyRollingIntervalSecs, rolling_interval_sec
);
conf.SetLong(YarnConfiguration.RmAmExpiryIntervalMs, am_expire_ms);
TestAMAuthorization.MyContainerManager containerManager = new TestAMAuthorization.MyContainerManager
();
TestAMAuthorization.MockRMWithAMS rm = new TestAMAuthorization.MockRMWithAMS(conf
, containerManager);
rm.Start();
long startTime = Runtime.CurrentTimeMillis();
Configuration conf = rm.GetConfig();
YarnRPC rpc = YarnRPC.Create(conf);
ApplicationMasterProtocol rmClient = null;
AMRMTokenSecretManager appTokenSecretManager = rm.GetRMContext().GetAMRMTokenSecretManager
();
MasterKeyData oldKey = appTokenSecretManager.GetMasterKey();
NUnit.Framework.Assert.IsNotNull(oldKey);
try
{
MockNM nm1 = rm.RegisterNode("localhost:1234", 5120);
RMApp app = rm.SubmitApp(1024);
nm1.NodeHeartbeat(true);
int waitCount = 0;
while (containerManager.containerTokens == null && waitCount++ < maxWaitAttempts)
{
Log.Info("Waiting for AM Launch to happen..");
Sharpen.Thread.Sleep(1000);
}
NUnit.Framework.Assert.IsNotNull(containerManager.containerTokens);
RMAppAttempt attempt = app.GetCurrentAppAttempt();
ApplicationAttemptId applicationAttemptId = attempt.GetAppAttemptId();
// Create a client to the RM.
UserGroupInformation currentUser = UserGroupInformation.CreateRemoteUser(applicationAttemptId
.ToString());
Credentials credentials = containerManager.GetContainerCredentials();
IPEndPoint rmBindAddress = rm.GetApplicationMasterService().GetBindAddress();
Org.Apache.Hadoop.Security.Token.Token <TokenIdentifier> amRMToken = TestAMAuthorization.MockRMWithAMS
.SetupAndReturnAMRMToken(rmBindAddress, credentials.GetAllTokens());
currentUser.AddToken(amRMToken);
rmClient = CreateRMClient(rm, conf, rpc, currentUser);
RegisterApplicationMasterRequest request = Org.Apache.Hadoop.Yarn.Util.Records.NewRecord
<RegisterApplicationMasterRequest>();
rmClient.RegisterApplicationMaster(request);
// One allocate call.
AllocateRequest allocateRequest = Org.Apache.Hadoop.Yarn.Util.Records.NewRecord <AllocateRequest
>();
NUnit.Framework.Assert.IsTrue(rmClient.Allocate(allocateRequest).GetAMCommand() ==
null);
// Wait for enough time and make sure the roll_over happens
// At mean time, the old AMRMToken should continue to work
while (Runtime.CurrentTimeMillis() - startTime < rolling_interval_sec * 1000)
{
rmClient.Allocate(allocateRequest);
Sharpen.Thread.Sleep(500);
}
MasterKeyData newKey = appTokenSecretManager.GetMasterKey();
NUnit.Framework.Assert.IsNotNull(newKey);
NUnit.Framework.Assert.IsFalse("Master key should have changed!", oldKey.Equals(newKey
));
// Another allocate call with old AMRMToken. Should continue to work.
rpc.StopProxy(rmClient, conf);
// To avoid using cached client
rmClient = CreateRMClient(rm, conf, rpc, currentUser);
NUnit.Framework.Assert.IsTrue(rmClient.Allocate(allocateRequest).GetAMCommand() ==
null);
waitCount = 0;
while (waitCount++ <= maxWaitAttempts)
{
if (appTokenSecretManager.GetCurrnetMasterKeyData() != oldKey)
{
break;
}
try
{
rmClient.Allocate(allocateRequest);
}
catch (Exception)
{
break;
}
Sharpen.Thread.Sleep(200);
}
// active the nextMasterKey, and replace the currentMasterKey
NUnit.Framework.Assert.IsTrue(appTokenSecretManager.GetCurrnetMasterKeyData().Equals
(newKey));
NUnit.Framework.Assert.IsTrue(appTokenSecretManager.GetMasterKey().Equals(newKey)
);
NUnit.Framework.Assert.IsTrue(appTokenSecretManager.GetNextMasterKeyData() == null
);
// Create a new Token
Org.Apache.Hadoop.Security.Token.Token <AMRMTokenIdentifier> newToken = appTokenSecretManager
.CreateAndGetAMRMToken(applicationAttemptId);
SecurityUtil.SetTokenService(newToken, rmBindAddress);
currentUser.AddToken(newToken);
// Another allocate call. Should continue to work.
rpc.StopProxy(rmClient, conf);
// To avoid using cached client
rmClient = CreateRMClient(rm, conf, rpc, currentUser);
allocateRequest = Org.Apache.Hadoop.Yarn.Util.Records.NewRecord <AllocateRequest>(
);
NUnit.Framework.Assert.IsTrue(rmClient.Allocate(allocateRequest).GetAMCommand() ==
null);
// Should not work by using the old AMRMToken.
rpc.StopProxy(rmClient, conf);
// To avoid using cached client
try
{
currentUser.AddToken(amRMToken);
rmClient = CreateRMClient(rm, conf, rpc, currentUser);
allocateRequest = Org.Apache.Hadoop.Yarn.Util.Records.NewRecord <AllocateRequest>(
);
NUnit.Framework.Assert.IsTrue(rmClient.Allocate(allocateRequest).GetAMCommand() ==
null);
NUnit.Framework.Assert.Fail("The old Token should not work");
}
catch (Exception)
{
}
}
finally
{
// expect exception
rm.Stop();
if (rmClient != null)
{
rpc.StopProxy(rmClient, conf);
}
}
}
// The test verifies processing of NMContainerStatuses which are sent during
// NM registration.
// 1. Start the cluster-RM,NM,Submit app with 1024MB,Launch & register AM
// 2. AM sends ResourceRequest for 1 container with memory 2048MB.
// 3. Verify for number of container allocated by RM
// 4. Verify Memory Usage by cluster, it should be 3072. AM memory + requested
// memory. 1024 + 2048=3072
// 5. Re-register NM by sending completed container status
// 6. Verify for Memory Used, it should be 1024
// 7. Send AM heatbeat to RM. Allocated response should contain completed
// container.
/// <exception cref="System.Exception"/>
public virtual void TestProcessingNMContainerStatusesOnNMRestart()
{
conf.SetInt(YarnConfiguration.RmAmMaxAttempts, 1);
MemoryRMStateStore memStore = new MemoryRMStateStore();
memStore.Init(conf);
// 1. Start the cluster-RM,NM,Submit app with 1024MB,Launch & register AM
MockRM rm1 = new MockRM(conf, memStore);
rm1.Start();
int nmMemory = 8192;
int amMemory = 1024;
int containerMemory = 2048;
MockNM nm1 = new MockNM("127.0.0.1:1234", nmMemory, rm1.GetResourceTrackerService
());
nm1.RegisterNode();
RMApp app0 = rm1.SubmitApp(amMemory);
MockAM am0 = MockRM.LaunchAndRegisterAM(app0, rm1, nm1);
// 2. AM sends ResourceRequest for 1 container with memory 2048MB.
int noOfContainers = 1;
IList <Container> allocateContainers = am0.AllocateAndWaitForContainers(noOfContainers
, containerMemory, nm1);
// 3. Verify for number of container allocated by RM
NUnit.Framework.Assert.AreEqual(noOfContainers, allocateContainers.Count);
Container container = allocateContainers[0];
nm1.NodeHeartbeat(am0.GetApplicationAttemptId(), 1, ContainerState.Running);
nm1.NodeHeartbeat(am0.GetApplicationAttemptId(), container.GetId().GetContainerId
(), ContainerState.Running);
rm1.WaitForState(app0.GetApplicationId(), RMAppState.Running);
// 4. Verify Memory Usage by cluster, it should be 3072. AM memory +
// requested memory. 1024 + 2048=3072
ResourceScheduler rs = rm1.GetRMContext().GetScheduler();
int allocatedMB = rs.GetRootQueueMetrics().GetAllocatedMB();
NUnit.Framework.Assert.AreEqual(amMemory + containerMemory, allocatedMB);
// 5. Re-register NM by sending completed container status
IList <NMContainerStatus> nMContainerStatusForApp = CreateNMContainerStatusForApp(
am0);
nm1.RegisterNode(nMContainerStatusForApp, Arrays.AsList(app0.GetApplicationId()));
WaitForClusterMemory(nm1, rs, amMemory);
// 6. Verify for Memory Used, it should be 1024
NUnit.Framework.Assert.AreEqual(amMemory, rs.GetRootQueueMetrics().GetAllocatedMB
());
// 7. Send AM heatbeat to RM. Allocated response should contain completed
// container
AllocateRequest req = AllocateRequest.NewInstance(0, 0F, new AList <ResourceRequest
>(), new AList <ContainerId>(), null);
AllocateResponse allocate = am0.Allocate(req);
IList <ContainerStatus> completedContainersStatuses = allocate.GetCompletedContainersStatuses
();
NUnit.Framework.Assert.AreEqual(noOfContainers, completedContainersStatuses.Count
);
// Application clean up should happen Cluster memory used is 0
nm1.NodeHeartbeat(am0.GetApplicationAttemptId(), 1, ContainerState.Complete);
WaitForClusterMemory(nm1, rs, 0);
rm1.Stop();
}
/// <exception cref="Org.Apache.Hadoop.Yarn.Exceptions.YarnException"/>
/// <exception cref="System.IO.IOException"/>
public virtual AllocateResponse Allocate(AllocateRequest request)
{
AMRMTokenIdentifier amrmTokenIdentifier = AuthorizeRequest();
ApplicationAttemptId appAttemptId = amrmTokenIdentifier.GetApplicationAttemptId();
ApplicationId applicationId = appAttemptId.GetApplicationId();
this.amLivelinessMonitor.ReceivedPing(appAttemptId);
/* check if its in cache */
ApplicationMasterService.AllocateResponseLock Lock = responseMap[appAttemptId];
if (Lock == null)
{
string message = "Application attempt " + appAttemptId + " doesn't exist in ApplicationMasterService cache.";
Log.Error(message);
throw new ApplicationAttemptNotFoundException(message);
}
lock (Lock)
{
AllocateResponse lastResponse = Lock.GetAllocateResponse();
if (!HasApplicationMasterRegistered(appAttemptId))
{
string message = "AM is not registered for known application attempt: " + appAttemptId
+ " or RM had restarted after AM registered . AM should re-register.";
Log.Info(message);
RMAuditLogger.LogFailure(this.rmContext.GetRMApps()[appAttemptId.GetApplicationId
()].GetUser(), RMAuditLogger.AuditConstants.AmAllocate, string.Empty, "ApplicationMasterService"
, message, applicationId, appAttemptId);
throw new ApplicationMasterNotRegisteredException(message);
}
if ((request.GetResponseId() + 1) == lastResponse.GetResponseId())
{
/* old heartbeat */
return(lastResponse);
}
else
{
if (request.GetResponseId() + 1 < lastResponse.GetResponseId())
{
string message = "Invalid responseId in AllocateRequest from application attempt: "
+ appAttemptId + ", expect responseId to be " + (lastResponse.GetResponseId() +
1);
throw new InvalidApplicationMasterRequestException(message);
}
}
//filter illegal progress values
float filteredProgress = request.GetProgress();
if (float.IsNaN(filteredProgress) || filteredProgress == float.NegativeInfinity ||
filteredProgress < 0)
{
request.SetProgress(0);
}
else
{
if (filteredProgress > 1 || filteredProgress == float.PositiveInfinity)
{
request.SetProgress(1);
}
}
// Send the status update to the appAttempt.
this.rmContext.GetDispatcher().GetEventHandler().Handle(new RMAppAttemptStatusupdateEvent
(appAttemptId, request.GetProgress()));
IList <ResourceRequest> ask = request.GetAskList();
IList <ContainerId> release = request.GetReleaseList();
ResourceBlacklistRequest blacklistRequest = request.GetResourceBlacklistRequest();
IList <string> blacklistAdditions = (blacklistRequest != null) ? blacklistRequest.
GetBlacklistAdditions() : Sharpen.Collections.EmptyList;
IList <string> blacklistRemovals = (blacklistRequest != null) ? blacklistRequest.GetBlacklistRemovals
() : Sharpen.Collections.EmptyList;
RMApp app = this.rmContext.GetRMApps()[applicationId];
// set label expression for Resource Requests if resourceName=ANY
ApplicationSubmissionContext asc = app.GetApplicationSubmissionContext();
foreach (ResourceRequest req in ask)
{
if (null == req.GetNodeLabelExpression() && ResourceRequest.Any.Equals(req.GetResourceName
()))
{
req.SetNodeLabelExpression(asc.GetNodeLabelExpression());
}
}
// sanity check
try
{
RMServerUtils.NormalizeAndValidateRequests(ask, rScheduler.GetMaximumResourceCapability
(), app.GetQueue(), rScheduler, rmContext);
}
catch (InvalidResourceRequestException e)
{
Log.Warn("Invalid resource ask by application " + appAttemptId, e);
throw;
}
try
{
RMServerUtils.ValidateBlacklistRequest(blacklistRequest);
}
catch (InvalidResourceBlacklistRequestException e)
{
Log.Warn("Invalid blacklist request by application " + appAttemptId, e);
throw;
}
// In the case of work-preserving AM restart, it's possible for the
// AM to release containers from the earlier attempt.
if (!app.GetApplicationSubmissionContext().GetKeepContainersAcrossApplicationAttempts
())
{
try
{
RMServerUtils.ValidateContainerReleaseRequest(release, appAttemptId);
}
catch (InvalidContainerReleaseException e)
{
Log.Warn("Invalid container release by application " + appAttemptId, e);
throw;
}
}
// Send new requests to appAttempt.
Allocation allocation = this.rScheduler.Allocate(appAttemptId, ask, release, blacklistAdditions
, blacklistRemovals);
if (!blacklistAdditions.IsEmpty() || !blacklistRemovals.IsEmpty())
{
Log.Info("blacklist are updated in Scheduler." + "blacklistAdditions: " + blacklistAdditions
+ ", " + "blacklistRemovals: " + blacklistRemovals);
}
RMAppAttempt appAttempt = app.GetRMAppAttempt(appAttemptId);
AllocateResponse allocateResponse = recordFactory.NewRecordInstance <AllocateResponse
>();
if (!allocation.GetContainers().IsEmpty())
{
allocateResponse.SetNMTokens(allocation.GetNMTokens());
}
// update the response with the deltas of node status changes
IList <RMNode> updatedNodes = new AList <RMNode>();
if (app.PullRMNodeUpdates(updatedNodes) > 0)
{
IList <NodeReport> updatedNodeReports = new AList <NodeReport>();
foreach (RMNode rmNode in updatedNodes)
{
SchedulerNodeReport schedulerNodeReport = rScheduler.GetNodeReport(rmNode.GetNodeID
());
Resource used = BuilderUtils.NewResource(0, 0);
int numContainers = 0;
if (schedulerNodeReport != null)
{
used = schedulerNodeReport.GetUsedResource();
numContainers = schedulerNodeReport.GetNumContainers();
}
NodeId nodeId = rmNode.GetNodeID();
NodeReport report = BuilderUtils.NewNodeReport(nodeId, rmNode.GetState(), rmNode.
GetHttpAddress(), rmNode.GetRackName(), used, rmNode.GetTotalCapability(), numContainers
, rmNode.GetHealthReport(), rmNode.GetLastHealthReportTime(), rmNode.GetNodeLabels
());
updatedNodeReports.AddItem(report);
}
allocateResponse.SetUpdatedNodes(updatedNodeReports);
}
allocateResponse.SetAllocatedContainers(allocation.GetContainers());
allocateResponse.SetCompletedContainersStatuses(appAttempt.PullJustFinishedContainers
());
allocateResponse.SetResponseId(lastResponse.GetResponseId() + 1);
allocateResponse.SetAvailableResources(allocation.GetResourceLimit());
allocateResponse.SetNumClusterNodes(this.rScheduler.GetNumClusterNodes());
// add preemption to the allocateResponse message (if any)
allocateResponse.SetPreemptionMessage(GeneratePreemptionMessage(allocation));
// update AMRMToken if the token is rolled-up
MasterKeyData nextMasterKey = this.rmContext.GetAMRMTokenSecretManager().GetNextMasterKeyData
();
if (nextMasterKey != null && nextMasterKey.GetMasterKey().GetKeyId() != amrmTokenIdentifier
.GetKeyId())
{
RMAppAttemptImpl appAttemptImpl = (RMAppAttemptImpl)appAttempt;
Org.Apache.Hadoop.Security.Token.Token <AMRMTokenIdentifier> amrmToken = appAttempt
.GetAMRMToken();
if (nextMasterKey.GetMasterKey().GetKeyId() != appAttemptImpl.GetAMRMTokenKeyId())
{
Log.Info("The AMRMToken has been rolled-over. Send new AMRMToken back" + " to application: "
+ applicationId);
amrmToken = rmContext.GetAMRMTokenSecretManager().CreateAndGetAMRMToken(appAttemptId
);
appAttemptImpl.SetAMRMToken(amrmToken);
}
allocateResponse.SetAMRMToken(Org.Apache.Hadoop.Yarn.Api.Records.Token.NewInstance
(amrmToken.GetIdentifier(), amrmToken.GetKind().ToString(), amrmToken.GetPassword
(), amrmToken.GetService().ToString()));
}
/*
* As we are updating the response inside the lock object so we don't
* need to worry about unregister call occurring in between (which
* removes the lock object).
*/
Lock.SetAllocateResponse(allocateResponse);
return(allocateResponse);
}
}
// Method invoked in a separate thread, sets up a UDP listener
// that listens for anything on a management port, then detemines
// what kind of message it is (with what information) and handles
// the response.
void ReceiveManagementMsg()
{
UdpClient listener = new UdpClient(mgmtLocalPort);
IPEndPoint groupEP = new IPEndPoint(IPAddress.Parse("127.0.0.1"), mgmtLocalPort);
try
{
while (true)
{
byte[] bytes = listener.Receive(ref groupEP);
Communications.Message msg = Communications.Serialization.Deserialize(bytes);
switch (msg.messageType)
{
case "NHLF.AddUpdateRequest":
Log.WriteLine("[MGMT CCI] {1}, port {2}: {0})", msg.messageType, msg.senderID, msg.senderPort);
AddUpdateRequest addUpdateReq = (AddUpdateRequest)msg;
transportFunction.UpdateRoutingTable(addUpdateReq.entry, true);
// !!! IT CAN GO TERRIBLY WRONG HERE !!!
SendManagementMsg(
(ushort)addUpdateReq.senderPort,
new AddUpdateResponse(id, mgmtLocalPort, addUpdateReq.seq, true)
);
Log.WriteLine("[MGMT CCI] Add/update forward: conn {2}, iface {0}, label {1}", addUpdateReq.entry.interface_in, addUpdateReq.entry.label_in, addUpdateReq.entry.connectionID);
break;
case "NHLF.RemoveRequest":
Log.WriteLine("[MGMT CCI] {1}, port {2}: {0})", msg.messageType, msg.senderID, msg.senderPort);
RemoveRequest removeReq = (RemoveRequest)msg;
bool status = transportFunction.RemoveFromRoutingTable(removeReq.connectionID);
SendManagementMsg(
(ushort)removeReq.senderPort,
new RemoveResponse(id, mgmtLocalPort, removeReq.seq, status)
);
Log.WriteLine("[MGMT CCI] {0} entries for connection {1}", status ? "Removed" : "Could not remove", removeReq.connectionID);
break;
case "AllocateRequest":
Log.WriteLine("[MGMT LRM] {1}, port {2}: {0})", msg.messageType, msg.senderID, msg.senderPort);
AllocateRequest allocateReq = (AllocateRequest)msg;
uint label = LRM.AssignBandwidthOnInterface(allocateReq.interfaceID, (uint)allocateReq.bitrate, allocateReq.connectionID);
SendManagementMsg(
(ushort)allocateReq.senderPort,
new AllocateResponse(
id,
mgmtLocalPort,
(int)label,
allocateReq.seq
)
);
if (label != 0)
{
Log.WriteLine("[MGMT LRM] Allocate {0} Mb/s on iface {1} for connection {2})", allocateReq.bitrate, allocateReq.interfaceID, allocateReq.connectionID);
}
else
{
Log.WriteLine("[MGMT LRM] Could not allocate {0} Mb/s on iface {1} for connection {2})", allocateReq.bitrate, allocateReq.interfaceID, allocateReq.connectionID);
}
break;
case "DeallocateRequest":
Log.WriteLine("[MGMT LRM] {1}, port {2}: {0})", msg.messageType, msg.senderID, msg.senderPort);
DeallocateRequest deallocateReq = (DeallocateRequest)msg;
LRM.ReleaseAsignedBandwidth(deallocateReq.connectionID);
SendManagementMsg(
(ushort)deallocateReq.senderPort,
new DeallocateResponse(
id,
mgmtLocalPort,
deallocateReq.seq
)
);
Log.WriteLine("[MGMT LRM] Deallocate resources for connection {0})", deallocateReq.connectionID);
break;
#if DEBUG
case "NHLF.AddUpdateResponse":
AddUpdateResponse addUpdateResponse = (AddUpdateResponse)msg;
Log.WriteLine("[CCI] AddUpdateRequest for {0} {1}.", addUpdateResponse.senderID, addUpdateResponse.status ? "successful" : "failed");
break;
case "NHLF.RemoveResponse":
RemoveResponse removeResp = (RemoveResponse)msg;
Log.WriteLine("[CCI] Remove {0}", removeResp.status ? "some" : "none");
break;
case "LRMRC.LinkStateUpdate":
LinkStateUpdate linkStateUpdate = (LinkStateUpdate)msg;
Log.WriteLine("[RC] {0} --{2}-> {1}", linkStateUpdate.beginNode.id, linkStateUpdate.endNode.id, linkStateUpdate.capacity);
break;
#endif
default:
break;
}
// NHLFMgmtMessage mgmtMessage = NHLFSerialization.Deserialize(bytes);
//NHLFEntry newEntry = mgmtMessage.entry;
//string result = transportFunction.UpdateRoutingTable(newEntry, mgmtMessage.addOrSwap);
}
}
catch (Exception e)
{
Log.WriteLine(e.ToString());
}
finally
{
listener.Close();
}
}
/// <exception cref="Org.Apache.Hadoop.Yarn.Exceptions.YarnException"/>
/// <exception cref="System.IO.IOException"/>
public override AllocateResponse Allocate(float progressIndicator)
{
Preconditions.CheckArgument(progressIndicator >= 0, "Progress indicator should not be negative"
);
AllocateResponse allocateResponse = null;
IList <ResourceRequest> askList = null;
IList <ContainerId> releaseList = null;
AllocateRequest allocateRequest = null;
IList <string> blacklistToAdd = new AList <string>();
IList <string> blacklistToRemove = new AList <string>();
try
{
lock (this)
{
askList = new AList <ResourceRequest>(ask.Count);
foreach (ResourceRequest r in ask)
{
// create a copy of ResourceRequest as we might change it while the
// RPC layer is using it to send info across
askList.AddItem(ResourceRequest.NewInstance(r.GetPriority(), r.GetResourceName(),
r.GetCapability(), r.GetNumContainers(), r.GetRelaxLocality(), r.GetNodeLabelExpression
()));
}
releaseList = new AList <ContainerId>(release);
// optimistically clear this collection assuming no RPC failure
ask.Clear();
release.Clear();
Sharpen.Collections.AddAll(blacklistToAdd, blacklistAdditions);
Sharpen.Collections.AddAll(blacklistToRemove, blacklistRemovals);
ResourceBlacklistRequest blacklistRequest = ResourceBlacklistRequest.NewInstance(
blacklistToAdd, blacklistToRemove);
allocateRequest = AllocateRequest.NewInstance(lastResponseId, progressIndicator,
askList, releaseList, blacklistRequest);
// clear blacklistAdditions and blacklistRemovals before
// unsynchronized part
blacklistAdditions.Clear();
blacklistRemovals.Clear();
}
try
{
allocateResponse = rmClient.Allocate(allocateRequest);
}
catch (ApplicationMasterNotRegisteredException)
{
Log.Warn("ApplicationMaster is out of sync with ResourceManager," + " hence resyncing."
);
lock (this)
{
Sharpen.Collections.AddAll(release, this.pendingRelease);
Sharpen.Collections.AddAll(blacklistAdditions, this.blacklistedNodes);
foreach (IDictionary <string, SortedDictionary <Resource, AMRMClientImpl.ResourceRequestInfo
> > rr in remoteRequestsTable.Values)
{
foreach (IDictionary <Resource, AMRMClientImpl.ResourceRequestInfo> capabalities in
rr.Values)
{
foreach (AMRMClientImpl.ResourceRequestInfo request in capabalities.Values)
{
AddResourceRequestToAsk(request.remoteRequest);
}
}
}
}
// re register with RM
RegisterApplicationMaster();
allocateResponse = Allocate(progressIndicator);
return(allocateResponse);
}
lock (this)
{
// update these on successful RPC
clusterNodeCount = allocateResponse.GetNumClusterNodes();
lastResponseId = allocateResponse.GetResponseId();
clusterAvailableResources = allocateResponse.GetAvailableResources();
if (!allocateResponse.GetNMTokens().IsEmpty())
{
PopulateNMTokens(allocateResponse.GetNMTokens());
}
if (allocateResponse.GetAMRMToken() != null)
{
UpdateAMRMToken(allocateResponse.GetAMRMToken());
}
if (!pendingRelease.IsEmpty() && !allocateResponse.GetCompletedContainersStatuses
().IsEmpty())
{
RemovePendingReleaseRequests(allocateResponse.GetCompletedContainersStatuses());
}
}
}
finally
{
// TODO how to differentiate remote yarn exception vs error in rpc
if (allocateResponse == null)
{
// we hit an exception in allocate()
// preserve ask and release for next call to allocate()
lock (this)
{
Sharpen.Collections.AddAll(release, releaseList);
// requests could have been added or deleted during call to allocate
// If requests were added/removed then there is nothing to do since
// the ResourceRequest object in ask would have the actual new value.
// If ask does not have this ResourceRequest then it was unchanged and
// so we can add the value back safely.
// This assumes that there will no concurrent calls to allocate() and
// so we dont have to worry about ask being changed in the
// synchronized block at the beginning of this method.
foreach (ResourceRequest oldAsk in askList)
{
if (!ask.Contains(oldAsk))
{
ask.AddItem(oldAsk);
}
}
Sharpen.Collections.AddAll(blacklistAdditions, blacklistToAdd);
Sharpen.Collections.AddAll(blacklistRemovals, blacklistToRemove);
}
}
}
return(allocateResponse);
}
public _PrivilegedExceptionAction_234(MockAM _enclosing, AllocateRequest req)
{
this._enclosing = _enclosing;
this.req = req;
}
public _PrivilegedExceptionAction_67(TestAMRMRPCResponseId _enclosing, AllocateRequest
req)
{
this._enclosing = _enclosing;
this.req = req;
}
public virtual void TestAMRMUnusableNodes()
{
MockNM nm1 = rm.RegisterNode("127.0.0.1:1234", 10000);
MockNM nm2 = rm.RegisterNode("127.0.0.2:1234", 10000);
MockNM nm3 = rm.RegisterNode("127.0.0.3:1234", 10000);
MockNM nm4 = rm.RegisterNode("127.0.0.4:1234", 10000);
dispatcher.Await();
RMApp app1 = rm.SubmitApp(2000);
// Trigger the scheduling so the AM gets 'launched' on nm1
nm1.NodeHeartbeat(true);
RMAppAttempt attempt1 = app1.GetCurrentAppAttempt();
MockAM am1 = rm.SendAMLaunched(attempt1.GetAppAttemptId());
// register AM returns no unusable node
am1.RegisterAppAttempt();
// allocate request returns no updated node
AllocateRequest allocateRequest1 = AllocateRequest.NewInstance(0, 0F, null, null,
null);
AllocateResponse response1 = Allocate(attempt1.GetAppAttemptId(), allocateRequest1
);
IList <NodeReport> updatedNodes = response1.GetUpdatedNodes();
NUnit.Framework.Assert.AreEqual(0, updatedNodes.Count);
SyncNodeHeartbeat(nm4, false);
// allocate request returns updated node
allocateRequest1 = AllocateRequest.NewInstance(response1.GetResponseId(), 0F, null
, null, null);
response1 = Allocate(attempt1.GetAppAttemptId(), allocateRequest1);
updatedNodes = response1.GetUpdatedNodes();
NUnit.Framework.Assert.AreEqual(1, updatedNodes.Count);
NodeReport nr = updatedNodes.GetEnumerator().Next();
NUnit.Framework.Assert.AreEqual(nm4.GetNodeId(), nr.GetNodeId());
NUnit.Framework.Assert.AreEqual(NodeState.Unhealthy, nr.GetNodeState());
// resending the allocate request returns the same result
response1 = Allocate(attempt1.GetAppAttemptId(), allocateRequest1);
updatedNodes = response1.GetUpdatedNodes();
NUnit.Framework.Assert.AreEqual(1, updatedNodes.Count);
nr = updatedNodes.GetEnumerator().Next();
NUnit.Framework.Assert.AreEqual(nm4.GetNodeId(), nr.GetNodeId());
NUnit.Framework.Assert.AreEqual(NodeState.Unhealthy, nr.GetNodeState());
SyncNodeLost(nm3);
// subsequent allocate request returns delta
allocateRequest1 = AllocateRequest.NewInstance(response1.GetResponseId(), 0F, null
, null, null);
response1 = Allocate(attempt1.GetAppAttemptId(), allocateRequest1);
updatedNodes = response1.GetUpdatedNodes();
NUnit.Framework.Assert.AreEqual(1, updatedNodes.Count);
nr = updatedNodes.GetEnumerator().Next();
NUnit.Framework.Assert.AreEqual(nm3.GetNodeId(), nr.GetNodeId());
NUnit.Framework.Assert.AreEqual(NodeState.Lost, nr.GetNodeState());
// registering another AM gives it the complete failed list
RMApp app2 = rm.SubmitApp(2000);
// Trigger nm2 heartbeat so that AM gets launched on it
nm2.NodeHeartbeat(true);
RMAppAttempt attempt2 = app2.GetCurrentAppAttempt();
MockAM am2 = rm.SendAMLaunched(attempt2.GetAppAttemptId());
// register AM returns all unusable nodes
am2.RegisterAppAttempt();
// allocate request returns no updated node
AllocateRequest allocateRequest2 = AllocateRequest.NewInstance(0, 0F, null, null,
null);
AllocateResponse response2 = Allocate(attempt2.GetAppAttemptId(), allocateRequest2
);
updatedNodes = response2.GetUpdatedNodes();
NUnit.Framework.Assert.AreEqual(0, updatedNodes.Count);
SyncNodeHeartbeat(nm4, true);
// both AM's should get delta updated nodes
allocateRequest1 = AllocateRequest.NewInstance(response1.GetResponseId(), 0F, null
, null, null);
response1 = Allocate(attempt1.GetAppAttemptId(), allocateRequest1);
updatedNodes = response1.GetUpdatedNodes();
NUnit.Framework.Assert.AreEqual(1, updatedNodes.Count);
nr = updatedNodes.GetEnumerator().Next();
NUnit.Framework.Assert.AreEqual(nm4.GetNodeId(), nr.GetNodeId());
NUnit.Framework.Assert.AreEqual(NodeState.Running, nr.GetNodeState());
allocateRequest2 = AllocateRequest.NewInstance(response2.GetResponseId(), 0F, null
, null, null);
response2 = Allocate(attempt2.GetAppAttemptId(), allocateRequest2);
updatedNodes = response2.GetUpdatedNodes();
NUnit.Framework.Assert.AreEqual(1, updatedNodes.Count);
nr = updatedNodes.GetEnumerator().Next();
NUnit.Framework.Assert.AreEqual(nm4.GetNodeId(), nr.GetNodeId());
NUnit.Framework.Assert.AreEqual(NodeState.Running, nr.GetNodeState());
// subsequent allocate calls should return no updated nodes
allocateRequest2 = AllocateRequest.NewInstance(response2.GetResponseId(), 0F, null
, null, null);
response2 = Allocate(attempt2.GetAppAttemptId(), allocateRequest2);
updatedNodes = response2.GetUpdatedNodes();
NUnit.Framework.Assert.AreEqual(0, updatedNodes.Count);
}