/// <exception cref="Org.Apache.Hadoop.Yarn.Exceptions.YarnException"/>
/// <exception cref="Org.Apache.Hadoop.Ipc.StandbyException"/>
public virtual RefreshQueuesResponse RefreshQueues(RefreshQueuesRequest request)
{
string argName = "refreshQueues";
string msg = "refresh queues.";
UserGroupInformation user = CheckAcls(argName);
CheckRMStatus(user.GetShortUserName(), argName, msg);
RefreshQueuesResponse response = recordFactory.NewRecordInstance <RefreshQueuesResponse
>();
try
{
rmContext.GetScheduler().Reinitialize(GetConfig(), this.rmContext);
// refresh the reservation system
ReservationSystem rSystem = rmContext.GetReservationSystem();
if (rSystem != null)
{
rSystem.Reinitialize(GetConfig(), rmContext);
}
RMAuditLogger.LogSuccess(user.GetShortUserName(), argName, "AdminService");
return(response);
}
catch (IOException ioe)
{
throw LogAndWrapException(ioe, user.GetShortUserName(), argName, msg);
}
}
public virtual void TestAdminRefreshQueuesWithFileSystemBasedConfigurationProvider
()
{
configuration.Set(YarnConfiguration.RmConfigurationProviderClass, "org.apache.hadoop.yarn.FileSystemBasedConfigurationProvider"
);
//upload default configurations
UploadDefaultConfiguration();
try
{
rm = new MockRM(configuration);
rm.Init(configuration);
rm.Start();
}
catch (Exception)
{
NUnit.Framework.Assert.Fail("Should not get any exceptions");
}
CapacityScheduler cs = (CapacityScheduler)rm.GetRMContext().GetScheduler();
int maxAppsBefore = cs.GetConfiguration().GetMaximumSystemApplications();
CapacitySchedulerConfiguration csConf = new CapacitySchedulerConfiguration();
csConf.Set("yarn.scheduler.capacity.maximum-applications", "5000");
UploadConfiguration(csConf, "capacity-scheduler.xml");
rm.adminService.RefreshQueues(RefreshQueuesRequest.NewInstance());
int maxAppsAfter = cs.GetConfiguration().GetMaximumSystemApplications();
NUnit.Framework.Assert.AreEqual(maxAppsAfter, 5000);
NUnit.Framework.Assert.IsTrue(maxAppsAfter != maxAppsBefore);
}
public virtual void TestRefreshQueues()
{
RefreshQueuesRequest request = recordFactory.NewRecordInstance <RefreshQueuesRequest
>();
RefreshQueuesResponse response = client.RefreshQueues(request);
NUnit.Framework.Assert.IsNotNull(response);
}
/// <exception cref="System.IO.IOException"/>
/// <exception cref="Org.Apache.Hadoop.Yarn.Exceptions.YarnException"/>
private int RefreshQueues()
{
// Refresh the queue properties
ResourceManagerAdministrationProtocol adminProtocol = CreateAdminProtocol();
RefreshQueuesRequest request = recordFactory.NewRecordInstance <RefreshQueuesRequest
>();
adminProtocol.RefreshQueues(request);
return(0);
}
/// <exception cref="Org.Apache.Hadoop.Yarn.Exceptions.YarnException"/>
/// <exception cref="System.IO.IOException"/>
public virtual RefreshQueuesResponse RefreshQueues(RefreshQueuesRequest request)
{
YarnServerResourceManagerServiceProtos.RefreshQueuesRequestProto requestProto = (
(RefreshQueuesRequestPBImpl)request).GetProto();
try
{
return(new RefreshQueuesResponsePBImpl(proxy.RefreshQueues(null, requestProto)));
}
catch (ServiceException e)
{
RPCUtil.UnwrapAndThrowException(e);
return(null);
}
}
/// <exception cref="Org.Apache.Hadoop.HA.ServiceFailedException"/>
private void RefreshAll()
{
try
{
RefreshQueues(RefreshQueuesRequest.NewInstance());
RefreshNodes(RefreshNodesRequest.NewInstance());
RefreshSuperUserGroupsConfiguration(RefreshSuperUserGroupsConfigurationRequest.NewInstance
());
RefreshUserToGroupsMappings(RefreshUserToGroupsMappingsRequest.NewInstance());
if (GetConfig().GetBoolean(CommonConfigurationKeysPublic.HadoopSecurityAuthorization
, false))
{
RefreshServiceAcls(RefreshServiceAclsRequest.NewInstance());
}
}
catch (Exception ex)
{
throw new ServiceFailedException(ex.Message);
}
}
public virtual void TestAdminRefreshQueuesWithLocalConfigurationProvider()
{
rm = new MockRM(configuration);
rm.Init(configuration);
rm.Start();
CapacityScheduler cs = (CapacityScheduler)rm.GetRMContext().GetScheduler();
int maxAppsBefore = cs.GetConfiguration().GetMaximumSystemApplications();
try
{
rm.adminService.RefreshQueues(RefreshQueuesRequest.NewInstance());
NUnit.Framework.Assert.AreEqual(maxAppsBefore, cs.GetConfiguration().GetMaximumSystemApplications
());
}
catch (Exception)
{
NUnit.Framework.Assert.Fail("Using localConfigurationProvider. Should not get any exception."
);
}
}
public virtual void TestRMHAWithFileSystemBasedConfiguration()
{
HAServiceProtocol.StateChangeRequestInfo requestInfo = new HAServiceProtocol.StateChangeRequestInfo
(HAServiceProtocol.RequestSource.RequestByUser);
configuration.Set(YarnConfiguration.RmConfigurationProviderClass, "org.apache.hadoop.yarn.FileSystemBasedConfigurationProvider"
);
configuration.SetBoolean(YarnConfiguration.RmHaEnabled, true);
configuration.SetBoolean(YarnConfiguration.AutoFailoverEnabled, false);
configuration.Set(YarnConfiguration.RmHaIds, "rm1,rm2");
int @base = 100;
foreach (string confKey in YarnConfiguration.GetServiceAddressConfKeys(configuration
))
{
configuration.Set(HAUtil.AddSuffix(confKey, "rm1"), "0.0.0.0:" + (@base + 20));
configuration.Set(HAUtil.AddSuffix(confKey, "rm2"), "0.0.0.0:" + (@base + 40));
@base = @base * 2;
}
Configuration conf1 = new Configuration(configuration);
conf1.Set(YarnConfiguration.RmHaId, "rm1");
Configuration conf2 = new Configuration(configuration);
conf2.Set(YarnConfiguration.RmHaId, "rm2");
// upload default configurations
UploadDefaultConfiguration();
MockRM rm1 = null;
MockRM rm2 = null;
try
{
rm1 = new MockRM(conf1);
rm1.Init(conf1);
rm1.Start();
NUnit.Framework.Assert.IsTrue(rm1.GetRMContext().GetHAServiceState() == HAServiceProtocol.HAServiceState
.Standby);
rm2 = new MockRM(conf2);
rm2.Init(conf1);
rm2.Start();
NUnit.Framework.Assert.IsTrue(rm2.GetRMContext().GetHAServiceState() == HAServiceProtocol.HAServiceState
.Standby);
rm1.adminService.TransitionToActive(requestInfo);
NUnit.Framework.Assert.IsTrue(rm1.GetRMContext().GetHAServiceState() == HAServiceProtocol.HAServiceState
.Active);
CapacitySchedulerConfiguration csConf = new CapacitySchedulerConfiguration();
csConf.Set("yarn.scheduler.capacity.maximum-applications", "5000");
UploadConfiguration(csConf, "capacity-scheduler.xml");
rm1.adminService.RefreshQueues(RefreshQueuesRequest.NewInstance());
int maxApps = ((CapacityScheduler)rm1.GetRMContext().GetScheduler()).GetConfiguration
().GetMaximumSystemApplications();
NUnit.Framework.Assert.AreEqual(maxApps, 5000);
// Before failover happens, the maxApps is
// still the default value on the standby rm : rm2
int maxAppsBeforeFailOver = ((CapacityScheduler)rm2.GetRMContext().GetScheduler()
).GetConfiguration().GetMaximumSystemApplications();
NUnit.Framework.Assert.AreEqual(maxAppsBeforeFailOver, 10000);
// Do the failover
rm1.adminService.TransitionToStandby(requestInfo);
rm2.adminService.TransitionToActive(requestInfo);
NUnit.Framework.Assert.IsTrue(rm1.GetRMContext().GetHAServiceState() == HAServiceProtocol.HAServiceState
.Standby);
NUnit.Framework.Assert.IsTrue(rm2.GetRMContext().GetHAServiceState() == HAServiceProtocol.HAServiceState
.Active);
int maxAppsAfter = ((CapacityScheduler)rm2.GetRMContext().GetScheduler()).GetConfiguration
().GetMaximumSystemApplications();
NUnit.Framework.Assert.AreEqual(maxAppsAfter, 5000);
}
finally
{
if (rm1 != null)
{
rm1.Stop();
}
if (rm2 != null)
{
rm2.Stop();
}
}
}
