/// <exception cref="System.Exception"/>
public virtual void TestTopUsersNoPeriods()
{
Configuration conf = new Configuration();
conf.SetBoolean(DFSConfigKeys.NntopEnabledKey, true);
conf.Set(DFSConfigKeys.NntopWindowsMinutesKey, string.Empty);
MiniDFSCluster cluster = null;
try
{
cluster = new MiniDFSCluster.Builder(conf).NumDataNodes(0).Build();
cluster.WaitActive();
MBeanServer mbs = ManagementFactory.GetPlatformMBeanServer();
ObjectName mxbeanNameFsns = new ObjectName("Hadoop:service=NameNode,name=FSNamesystemState"
);
FileSystem fs = cluster.GetFileSystem();
Path path = new Path("/");
int NumOps = 10;
for (int i = 0; i < NumOps; i++)
{
fs.ListStatus(path);
fs.SetTimes(path, 0, 1);
}
string topUsers = (string)(mbs.GetAttribute(mxbeanNameFsns, "TopUserOpCounts"));
NUnit.Framework.Assert.IsNotNull("Expected TopUserOpCounts bean!", topUsers);
}
finally
{
if (cluster != null)
{
cluster.Shutdown();
}
}
}
public virtual void startService <S>(string name, PlatformService <S> service)
{
lock (this)
{
ObjectName serviceName = getObjectName(name);
if (getService(serviceName) != default(S))
{
throw new ProcessEngineException("Cannot register service " + serviceName + " with MBeans Container, service with same name already registered.");
}
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final javax.management.MBeanServer beanServer = getmBeanServer();
MBeanServer beanServer = getmBeanServer();
// call the service-provided start behavior
service.start(this);
try
{
beanServer.registerMBean(service, serviceName);
servicesByName[serviceName] = service;
Stack <DeploymentOperation> currentOperationContext = activeDeploymentOperations.get();
if (currentOperationContext != null)
{
currentOperationContext.Peek().serviceAdded(name);
}
}
catch (Exception e)
{
throw LOG.cannotRegisterService(serviceName, e);
}
}
}
/// <summary>
/// Register the MBean using our standard MBeanName format
/// "hadoop:service=<serviceName>,name=<nameName>"
/// Where the <serviceName> and <nameName> are the supplied parameters
/// </summary>
/// <param name="serviceName"/>
/// <param name="nameName"/>
/// <param name="theMbean">- the MBean to register</param>
/// <returns>the named used to register the MBean</returns>
public static ObjectName Register(string serviceName, string nameName, object theMbean
)
{
MBeanServer mbs = ManagementFactory.GetPlatformMBeanServer();
ObjectName name = GetMBeanName(serviceName, nameName);
try
{
mbs.RegisterMBean(theMbean, name);
Log.Debug("Registered " + name);
return(name);
}
catch (InstanceAlreadyExistsException iaee)
{
if (Log.IsTraceEnabled())
{
Log.Trace("Failed to register MBean \"" + name + "\"", iaee);
}
else
{
Log.Warn("Failed to register MBean \"" + name + "\": Instance already exists.");
}
}
catch (Exception e)
{
Log.Warn("Failed to register MBean \"" + name + "\"", e);
}
return(null);
}
public override void Run()
{
try
{
MBeanServer mbs = ManagementFactory.GetPlatformMBeanServer();
// Metrics that belong to "FSNamesystem", these are metrics that
// come from hadoop metrics framework for the class FSNamesystem.
ObjectName mxbeanNamefsn = new ObjectName("Hadoop:service=NameNode,name=FSNamesystem"
);
// Metrics that belong to "FSNamesystemState".
// These are metrics that FSNamesystem registers directly with MBeanServer.
ObjectName mxbeanNameFsns = new ObjectName("Hadoop:service=NameNode,name=FSNamesystemState"
);
// Metrics that belong to "NameNodeInfo".
// These are metrics that FSNamesystem registers directly with MBeanServer.
ObjectName mxbeanNameNni = new ObjectName("Hadoop:service=NameNode,name=NameNodeInfo"
);
ICollection <ObjectName> mbeans = new HashSet <ObjectName>();
mbeans.AddItem(mxbeanNamefsn);
mbeans.AddItem(mxbeanNameFsns);
mbeans.AddItem(mxbeanNameNni);
foreach (ObjectName mbean in mbeans)
{
MBeanInfo attributes = mbs.GetMBeanInfo(mbean);
foreach (MBeanAttributeInfo attributeInfo in attributes.GetAttributes())
{
mbs.GetAttribute(mbean, attributeInfo.GetName());
}
}
succeeded = true;
}
catch (Exception)
{
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @POST @Consumes(javax.ws.rs.core.MediaType.APPLICATION_JSON) @Path(QUERY_PATH) @SuppressWarnings("unchecked") public javax.ws.rs.core.Response queryBeans(String query)
public virtual Response QueryBeans(string query)
{
try
{
MBeanServer server = ManagementFactory.PlatformMBeanServer;
string json = DodgeStartingUnicodeMarker(query);
ICollection <object> queries = (ICollection <object>)JsonHelper.readJson(json);
List <JmxMBeanRepresentation> beans = new List <JmxMBeanRepresentation>();
foreach (object queryObj in queries)
{
Debug.Assert(queryObj is string);
foreach (object objName in server.queryNames(new ObjectName(( string )queryObj), null))
{
beans.Add(new JmxMBeanRepresentation(( ObjectName )objName));
}
}
return(_output.ok(new ListRepresentation("jmxBean", beans)));
}
catch (Exception e) when(e is JsonParseException || e is MalformedObjectNameException)
{
return(_output.badRequest(e));
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @PostConstruct public void postConstruct()
public virtual void postConstruct()
{
string str1 = this.properties.getProperty("code");
string str2 = this.properties.getProperty("name");
requireNotNull(str1);
requireNotNull(str2);
try
{
MBeanServer mBeanServer = ManagementFactory.PlatformMBeanServer;
ObjectName objectName = new ObjectName(str2);
mBeanServer.registerMBean(this, objectName);
}
catch (MalformedObjectNameException malformedObjectNameException)
{
this.log.error("Malformed MBean name: " + str2);
throw new MBeanRegistrationException(malformedObjectNameException);
}
catch (InstanceAlreadyExistsException instanceAlreadyExistsException)
{
this.log.error("Instance already exists: " + str2);
throw new MBeanRegistrationException(instanceAlreadyExistsException);
}
catch (NotCompliantMBeanException notCompliantMBeanException)
{
this.log.error("Class is not a valid MBean: " + str1);
throw new MBeanRegistrationException(notCompliantMBeanException);
}
catch (MBeanRegistrationException mBeanRegistrationException)
{
this.log.error("Error registering " + str2 + ", " + str1);
throw new MBeanRegistrationException(mBeanRegistrationException);
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @PreDestroy public void preDestroy()
public virtual void preDestroy()
{
string str = this.properties.getProperty("name");
try
{
MBeanServer mBeanServer = ManagementFactory.PlatformMBeanServer;
ObjectName objectName = new ObjectName(str);
mBeanServer.unregisterMBean(objectName);
}
catch (MalformedObjectNameException malformedObjectNameException)
{
this.log.error("Malformed MBean name: " + str);
throw new MBeanRegistrationException(malformedObjectNameException);
}
catch (MBeanRegistrationException mBeanRegistrationException)
{
this.log.error("Error unregistering " + str);
throw new MBeanRegistrationException(mBeanRegistrationException);
}
catch (InstanceNotFoundException instanceNotFoundException)
{
this.log.error("Error unregistering " + str);
throw new MBeanRegistrationException(instanceNotFoundException);
}
}
public virtual void postDeregister()
{
this.log.info("postDeregister()");
stop();
this.server = null;
this.serviceName = null;
}
/// <summary>Verify the following scenario.</summary>
/// <remarks>
/// Verify the following scenario.
/// 1. NN restarts.
/// 2. Heartbeat RPC will retry and succeed. NN asks DN to reregister.
/// 3. After reregistration completes, DN will send Heartbeat, followed by
/// Blockreport.
/// 4. NN will mark DatanodeStorageInfo#blockContentsStale to false.
/// </remarks>
/// <exception cref="System.Exception"/>
public virtual void TestStorageBlockContentsStaleAfterNNRestart()
{
MiniDFSCluster dfsCluster = null;
try
{
Configuration config = new Configuration();
dfsCluster = new MiniDFSCluster.Builder(config).NumDataNodes(1).Build();
dfsCluster.WaitActive();
dfsCluster.RestartNameNode(true);
BlockManagerTestUtil.CheckHeartbeat(dfsCluster.GetNamesystem().GetBlockManager());
MBeanServer mbs = ManagementFactory.GetPlatformMBeanServer();
ObjectName mxbeanNameFsns = new ObjectName("Hadoop:service=NameNode,name=FSNamesystemState"
);
int numStaleStorages = (int)(mbs.GetAttribute(mxbeanNameFsns, "NumStaleStorages")
);
NUnit.Framework.Assert.AreEqual(0, numStaleStorages);
}
finally
{
if (dfsCluster != null)
{
dfsCluster.Shutdown();
}
}
return;
}
public virtual void Test()
{
Configuration conf = new Configuration();
MiniDFSCluster cluster = null;
try
{
cluster = new MiniDFSCluster.Builder(conf).Build();
cluster.WaitActive();
FSNamesystem fsn = cluster.GetNameNode().namesystem;
MBeanServer mbs = ManagementFactory.GetPlatformMBeanServer();
ObjectName mxbeanName = new ObjectName("Hadoop:service=NameNode,name=FSNamesystemState"
);
string snapshotStats = (string)(mbs.GetAttribute(mxbeanName, "SnapshotStats"));
IDictionary <string, object> stat = (IDictionary <string, object>)JSON.Parse(snapshotStats
);
NUnit.Framework.Assert.IsTrue(stat.Contains("SnapshottableDirectories") && (long)
stat["SnapshottableDirectories"] == fsn.GetNumSnapshottableDirs());
NUnit.Framework.Assert.IsTrue(stat.Contains("Snapshots") && (long)stat["Snapshots"
] == fsn.GetNumSnapshots());
object pendingDeletionBlocks = mbs.GetAttribute(mxbeanName, "PendingDeletionBlocks"
);
NUnit.Framework.Assert.IsNotNull(pendingDeletionBlocks);
NUnit.Framework.Assert.IsTrue(pendingDeletionBlocks is long);
}
finally
{
if (cluster != null)
{
cluster.Shutdown();
}
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @GET @Path(DOMAINS_PATH) public javax.ws.rs.core.Response listDomains() throws NullPointerException
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual Response ListDomains()
{
MBeanServer server = ManagementFactory.PlatformMBeanServer;
ListRepresentation domains = ListRepresentation.strings(server.Domains);
return(_output.ok(domains));
}
/// <exception cref="System.Exception"/>
public virtual void TestTopUsers()
{
Configuration conf = new Configuration();
MiniDFSCluster cluster = null;
try
{
cluster = new MiniDFSCluster.Builder(conf).NumDataNodes(0).Build();
cluster.WaitActive();
MBeanServer mbs = ManagementFactory.GetPlatformMBeanServer();
ObjectName mxbeanNameFsns = new ObjectName("Hadoop:service=NameNode,name=FSNamesystemState"
);
FileSystem fs = cluster.GetFileSystem();
Path path = new Path("/");
int NumOps = 10;
for (int i = 0; i < NumOps; i++)
{
fs.ListStatus(path);
fs.SetTimes(path, 0, 1);
}
string topUsers = (string)(mbs.GetAttribute(mxbeanNameFsns, "TopUserOpCounts"));
ObjectMapper mapper = new ObjectMapper();
IDictionary <string, object> map = mapper.ReadValue <IDictionary>(topUsers);
NUnit.Framework.Assert.IsTrue("Could not find map key timestamp", map.Contains("timestamp"
));
NUnit.Framework.Assert.IsTrue("Could not find map key windows", map.Contains("windows"
));
IList <IDictionary <string, IList <IDictionary <string, object> > > > windows = (IList <IDictionary
<string, IList <IDictionary <string, object> > > >)map["windows"];
NUnit.Framework.Assert.AreEqual("Unexpected num windows", 3, windows.Count);
foreach (IDictionary <string, IList <IDictionary <string, object> > > window in windows)
{
IList <IDictionary <string, object> > ops = window["ops"];
NUnit.Framework.Assert.AreEqual("Unexpected num ops", 3, ops.Count);
foreach (IDictionary <string, object> op in ops)
{
long count = long.Parse(op["totalCount"].ToString());
string opType = op["opType"].ToString();
int expected;
if (opType.Equals(TopConf.AllCmds))
{
expected = 2 * NumOps;
}
else
{
expected = NumOps;
}
NUnit.Framework.Assert.AreEqual("Unexpected total count", expected, count);
}
}
}
finally
{
if (cluster != null)
{
cluster.Shutdown();
}
}
}
/// <exception cref="Javax.Management.MalformedObjectNameException"/>
/// <exception cref="Javax.Management.MBeanException"/>
/// <exception cref="Javax.Management.AttributeNotFoundException"/>
/// <exception cref="Javax.Management.InstanceNotFoundException"/>
/// <exception cref="Javax.Management.ReflectionException"/>
private static CompositeDataSupport GetBean()
{
MBeanServer mbs = ManagementFactory.GetPlatformMBeanServer();
ObjectName mxbeanName = new ObjectName("Hadoop:service=NameNode,name=NameNodeInfo"
);
return((CompositeDataSupport)mbs.GetAttribute(mxbeanName, "RollingUpgradeStatus"));
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Before public void setup() throws Throwable
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void Setup()
{
_jmxServer = mock(typeof(MBeanServer));
_beanName = new ObjectName("org.neo4j:chevyMakesTheTruck=bobMcCoshMakesTheDifference");
_attributeName = "name";
when(_jmxServer.queryNames(new ObjectName("*:*"), null)).thenReturn(asSet(_beanName));
when(_jmxServer.getMBeanInfo(_beanName)).thenReturn(new MBeanInfo("org.neo4j.SomeMBean", "This is a description", new MBeanAttributeInfo[] { new MBeanAttributeInfo(_attributeName, "someType", "This is the attribute desc.", true, false, false) }, null, null, null));
}
public virtual void TestHostsExcludeInUI()
{
Configuration conf = GetConf();
short ReplicationFactor = 2;
Path filePath = new Path("/testFile");
// Configure an excludes file
FileSystem localFileSys = FileSystem.GetLocal(conf);
Path workingDir = localFileSys.GetWorkingDirectory();
Path dir = new Path(workingDir, "build/test/data/temp/decommission");
Path excludeFile = new Path(dir, "exclude");
Path includeFile = new Path(dir, "include");
NUnit.Framework.Assert.IsTrue(localFileSys.Mkdirs(dir));
DFSTestUtil.WriteFile(localFileSys, excludeFile, string.Empty);
DFSTestUtil.WriteFile(localFileSys, includeFile, string.Empty);
conf.Set(DFSConfigKeys.DfsHostsExclude, excludeFile.ToUri().GetPath());
conf.Set(DFSConfigKeys.DfsHosts, includeFile.ToUri().GetPath());
// Two blocks and four racks
string[] racks = new string[] { "/rack1", "/rack1", "/rack2", "/rack2" };
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).NumDataNodes(racks.Length
).Racks(racks).Build();
FSNamesystem ns = cluster.GetNameNode().GetNamesystem();
try
{
// Create a file with one block
FileSystem fs = cluster.GetFileSystem();
DFSTestUtil.CreateFile(fs, filePath, 1L, ReplicationFactor, 1L);
ExtendedBlock b = DFSTestUtil.GetFirstBlock(fs, filePath);
DFSTestUtil.WaitForReplication(cluster, b, 2, ReplicationFactor, 0);
// Decommission one of the hosts with the block, this should cause
// the block to get replicated to another host on the same rack,
// otherwise the rack policy is violated.
BlockLocation[] locs = fs.GetFileBlockLocations(fs.GetFileStatus(filePath), 0, long.MaxValue
);
string name = locs[0].GetNames()[0];
string names = name + "\n" + "localhost:42\n";
Log.Info("adding '" + names + "' to exclude file " + excludeFile.ToUri().GetPath(
));
DFSTestUtil.WriteFile(localFileSys, excludeFile, name);
ns.GetBlockManager().GetDatanodeManager().RefreshNodes(conf);
DFSTestUtil.WaitForDecommission(fs, name);
// Check the block still has sufficient # replicas across racks
DFSTestUtil.WaitForReplication(cluster, b, 2, ReplicationFactor, 0);
MBeanServer mbs = ManagementFactory.GetPlatformMBeanServer();
ObjectName mxbeanName = new ObjectName("Hadoop:service=NameNode,name=NameNodeInfo"
);
string nodes = (string)mbs.GetAttribute(mxbeanName, "LiveNodes");
NUnit.Framework.Assert.IsTrue("Live nodes should contain the decommissioned node"
, nodes.Contains("Decommissioned"));
}
finally
{
cluster.Shutdown();
}
}
public virtual void TestLastContactTime()
{
Configuration conf = new Configuration();
conf.SetInt(DFSConfigKeys.DfsHeartbeatIntervalKey, 1);
conf.SetInt(DFSConfigKeys.DfsNamenodeHeartbeatRecheckIntervalKey, 1);
MiniDFSCluster cluster = null;
try
{
cluster = new MiniDFSCluster.Builder(conf).NumDataNodes(3).Build();
cluster.WaitActive();
FSNamesystem fsn = cluster.GetNameNode().namesystem;
MBeanServer mbs = ManagementFactory.GetPlatformMBeanServer();
ObjectName mxbeanName = new ObjectName("Hadoop:service=NameNode,name=NameNodeInfo"
);
// Define include file to generate deadNodes metrics
FileSystem localFileSys = FileSystem.GetLocal(conf);
Path workingDir = localFileSys.GetWorkingDirectory();
Path dir = new Path(workingDir, "build/test/data/temp/TestNameNodeMXBean");
Path includeFile = new Path(dir, "include");
NUnit.Framework.Assert.IsTrue(localFileSys.Mkdirs(dir));
StringBuilder includeHosts = new StringBuilder();
foreach (DataNode dn in cluster.GetDataNodes())
{
includeHosts.Append(dn.GetDisplayName()).Append("\n");
}
DFSTestUtil.WriteFile(localFileSys, includeFile, includeHosts.ToString());
conf.Set(DFSConfigKeys.DfsHosts, includeFile.ToUri().GetPath());
fsn.GetBlockManager().GetDatanodeManager().RefreshNodes(conf);
cluster.StopDataNode(0);
while (fsn.GetBlockManager().GetDatanodeManager().GetNumLiveDataNodes() != 2)
{
Uninterruptibles.SleepUninterruptibly(1, TimeUnit.Seconds);
}
// get attribute deadnodeinfo
string deadnodeinfo = (string)(mbs.GetAttribute(mxbeanName, "DeadNodes"));
NUnit.Framework.Assert.AreEqual(fsn.GetDeadNodes(), deadnodeinfo);
IDictionary <string, IDictionary <string, object> > deadNodes = (IDictionary <string,
IDictionary <string, object> >)JSON.Parse(deadnodeinfo);
NUnit.Framework.Assert.IsTrue(deadNodes.Count > 0);
foreach (IDictionary <string, object> deadNode in deadNodes.Values)
{
NUnit.Framework.Assert.IsTrue(deadNode.Contains("lastContact"));
NUnit.Framework.Assert.IsTrue(deadNode.Contains("decommissioned"));
NUnit.Framework.Assert.IsTrue(deadNode.Contains("xferaddr"));
}
}
finally
{
if (cluster != null)
{
cluster.Shutdown();
}
}
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public Object run() throws Exception
public virtual object run()
{
MBeanServer mBeanServer = MBeanServerLocator.locateJBoss();
JaasSecurityDomainMBean jaasSecurityDomainMBean = (JaasSecurityDomainMBean)MBeanServerInvocationHandler.newProxyInstance(mBeanServer, this.serviceName, typeof(JaasSecurityDomainMBean), false);
sbyte[] arrayOfByte = jaasSecurityDomainMBean.decode64(this.password);
string str = StringHelper.NewString(arrayOfByte, "UTF-8");
return(str.ToCharArray());
}
public void RegisterMBeanPermissionTest()
{
DoPermissionTest(
null,
delegate()
{
IMBeanServer server = new MBeanServer();
server.RegisterMBean(new Dummy(), new ObjectName("dummy:"));
}, null, null, MBeanPermissionAction.RegisterMBean, MBeanPermissionAction.UnregisterMBean);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public javax.management.ObjectName preRegister(javax.management.MBeanServer paramMBeanServer, javax.management.ObjectName paramObjectName) throws Exception
public virtual ObjectName preRegister(MBeanServer paramMBeanServer, ObjectName paramObjectName)
{
this.server = paramMBeanServer;
this.serviceName = getObjectName(paramMBeanServer, paramObjectName);
this.myName = paramObjectName.getKeyProperty("name");
if (string.ReferenceEquals(this.myName, null) || this.myName.Equals(""))
{
this.myName = Classes.stripPackageName(this.GetType());
}
this.log.info("preRegister(), chosen myName=" + this.myName + ", objectName=" + this.serviceName);
return(paramObjectName);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @GET @Path(BEAN_TEMPLATE) public javax.ws.rs.core.Response getBean(@PathParam("domain") String domainName, @PathParam("objectName") String objectName)
public virtual Response GetBean(string domainName, string objectName)
{
MBeanServer server = ManagementFactory.PlatformMBeanServer;
List <JmxMBeanRepresentation> beans = new List <JmxMBeanRepresentation>();
foreach (object objName in server.queryNames(CreateObjectName(domainName, objectName), null))
{
beans.Add(new JmxMBeanRepresentation(( ObjectName )objName));
}
return(_output.ok(new ListRepresentation("bean", beans)));
}
public override void Start()
{
try
{
ServerManagement serverManagement = new ServerManagement(_server);
MBeanServer beanServer = ManagementFactory.PlatformMBeanServer;
beanServer.registerMBean(serverManagement, CreateObjectName());
}
catch (Exception e)
{
throw new Exception("Unable to initialize jmx management, see nested exception.", e);
}
}
public virtual MBeanServer getmBeanServer()
{
if (mBeanServer == null)
{
lock (this)
{
if (mBeanServer == null)
{
mBeanServer = createOrLookupMbeanServer();
}
}
}
return(mBeanServer);
}
public virtual void TestSecondaryWebUi()
{
MBeanServer mbs = ManagementFactory.GetPlatformMBeanServer();
ObjectName mxbeanName = new ObjectName("Hadoop:service=SecondaryNameNode,name=SecondaryNameNodeInfo"
);
string[] checkpointDir = (string[])mbs.GetAttribute(mxbeanName, "CheckpointDirectories"
);
Assert.AssertArrayEquals(checkpointDir, snn.GetCheckpointDirectories());
string[] checkpointEditlogDir = (string[])mbs.GetAttribute(mxbeanName, "CheckpointEditlogDirectories"
);
Assert.AssertArrayEquals(checkpointEditlogDir, snn.GetCheckpointEditlogDirectories
());
}
public void SetAttributePermissionTest()
{
IMBeanServer server = null;
DoPermissionTest(
delegate()
{
server = new MBeanServer();
server.RegisterMBean(new Dummy(), new ObjectName("dummy:"));
},
delegate()
{
server.SetAttribute(new ObjectName("dummy:"), "IntValue", 5);
}, "IntValue", "DoSomething", MBeanPermissionAction.SetAttribute, MBeanPermissionAction.GetAttribute);
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @GET @Path(DOMAIN_TEMPLATE) public javax.ws.rs.core.Response getDomain(@PathParam("domain") String domainName)
public virtual Response GetDomain(string domainName)
{
MBeanServer server = ManagementFactory.PlatformMBeanServer;
JmxDomainRepresentation domain = new JmxDomainRepresentation(domainName);
foreach (object objName in server.queryNames(null, null))
{
if (objName.ToString().StartsWith(domainName, StringComparison.Ordinal))
{
domain.AddBean(( ObjectName )objName);
}
}
return(_output.ok(domain));
}
public override void Stop()
{
try
{
MBeanServer beanServer = ManagementFactory.PlatformMBeanServer;
beanServer.unregisterMBean(CreateObjectName());
}
catch (InstanceNotFoundException)
{
// ok
}
catch (Exception e)
{
throw new Exception("Unable to shut down jmx management, see nested exception.", e);
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldConvertAllStandardBeansWithoutError() throws Throwable
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldConvertAllStandardBeansWithoutError()
{
// given
MBeanServer jmxServer = ManagementFactory.PlatformMBeanServer;
JmxQueryProcedure procedure = new JmxQueryProcedure(ProcedureSignature.procedureName("bob"), jmxServer);
// when
RawIterator <object[], ProcedureException> result = procedure.Apply(null, new object[] { "*:*" }, _resourceTracker);
// then we verify that we respond with the expected number of beans without error
// .. we don't assert more than this, this is more of a smoke test to ensure
// that independent of platform, we never throw exceptions even when converting every
// single MBean into Neo4j types, and we always get the correct number of MBeans out.
assertThat(asList(result).size(), equalTo(jmxServer.MBeanCount));
}
public virtual void TestDataNodeMXBean()
{
Configuration conf = new Configuration();
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).Build();
try
{
IList <DataNode> datanodes = cluster.GetDataNodes();
NUnit.Framework.Assert.AreEqual(datanodes.Count, 1);
DataNode datanode = datanodes[0];
MBeanServer mbs = ManagementFactory.GetPlatformMBeanServer();
ObjectName mxbeanName = new ObjectName("Hadoop:service=DataNode,name=DataNodeInfo"
);
// get attribute "ClusterId"
string clusterId = (string)mbs.GetAttribute(mxbeanName, "ClusterId");
NUnit.Framework.Assert.AreEqual(datanode.GetClusterId(), clusterId);
// get attribute "Version"
string version = (string)mbs.GetAttribute(mxbeanName, "Version");
NUnit.Framework.Assert.AreEqual(datanode.GetVersion(), version);
// get attribute "RpcPort"
string rpcPort = (string)mbs.GetAttribute(mxbeanName, "RpcPort");
NUnit.Framework.Assert.AreEqual(datanode.GetRpcPort(), rpcPort);
// get attribute "HttpPort"
string httpPort = (string)mbs.GetAttribute(mxbeanName, "HttpPort");
NUnit.Framework.Assert.AreEqual(datanode.GetHttpPort(), httpPort);
// get attribute "NamenodeAddresses"
string namenodeAddresses = (string)mbs.GetAttribute(mxbeanName, "NamenodeAddresses"
);
NUnit.Framework.Assert.AreEqual(datanode.GetNamenodeAddresses(), namenodeAddresses
);
// get attribute "getVolumeInfo"
string volumeInfo = (string)mbs.GetAttribute(mxbeanName, "VolumeInfo");
NUnit.Framework.Assert.AreEqual(ReplaceDigits(datanode.GetVolumeInfo()), ReplaceDigits
(volumeInfo));
// Ensure mxbean's XceiverCount is same as the DataNode's
// live value.
int xceiverCount = (int)mbs.GetAttribute(mxbeanName, "XceiverCount");
NUnit.Framework.Assert.AreEqual(datanode.GetXceiverCount(), xceiverCount);
}
finally
{
if (cluster != null)
{
cluster.Shutdown();
}
}
}
public virtual void TestHostsIncludeForDeadCount()
{
Configuration conf = GetConf();
// Configure an excludes file
FileSystem localFileSys = FileSystem.GetLocal(conf);
Path workingDir = localFileSys.GetWorkingDirectory();
Path dir = new Path(workingDir, "build/test/data/temp/decommission");
Path excludeFile = new Path(dir, "exclude");
Path includeFile = new Path(dir, "include");
NUnit.Framework.Assert.IsTrue(localFileSys.Mkdirs(dir));
StringBuilder includeHosts = new StringBuilder();
includeHosts.Append("localhost:52").Append("\n").Append("127.0.0.1:7777").Append(
"\n");
DFSTestUtil.WriteFile(localFileSys, excludeFile, string.Empty);
DFSTestUtil.WriteFile(localFileSys, includeFile, includeHosts.ToString());
conf.Set(DFSConfigKeys.DfsHostsExclude, excludeFile.ToUri().GetPath());
conf.Set(DFSConfigKeys.DfsHosts, includeFile.ToUri().GetPath());
MiniDFSCluster cluster = null;
try
{
cluster = new MiniDFSCluster.Builder(conf).NumDataNodes(0).Build();
FSNamesystem ns = cluster.GetNameNode().GetNamesystem();
NUnit.Framework.Assert.IsTrue(ns.GetNumDeadDataNodes() == 2);
NUnit.Framework.Assert.IsTrue(ns.GetNumLiveDataNodes() == 0);
// Testing using MBeans
MBeanServer mbs = ManagementFactory.GetPlatformMBeanServer();
ObjectName mxbeanName = new ObjectName("Hadoop:service=NameNode,name=FSNamesystemState"
);
string nodes = mbs.GetAttribute(mxbeanName, "NumDeadDataNodes") + string.Empty;
NUnit.Framework.Assert.IsTrue((int)mbs.GetAttribute(mxbeanName, "NumDeadDataNodes"
) == 2);
NUnit.Framework.Assert.IsTrue((int)mbs.GetAttribute(mxbeanName, "NumLiveDataNodes"
) == 0);
}
finally
{
if (cluster != null)
{
cluster.Shutdown();
}
}
}
/// <exception cref="System.Exception"/>
public virtual void TestTimeoutMetric()
{
Configuration conf = new HdfsConfiguration();
Path path = new Path("/test");
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).NumDataNodes(2).Build();
IList <FSDataOutputStream> streams = Lists.NewArrayList();
try
{
FSDataOutputStream @out = cluster.GetFileSystem().Create(path, (short)2);
DataNodeFaultInjector injector = Org.Mockito.Mockito.Mock <DataNodeFaultInjector>(
);
Org.Mockito.Mockito.DoThrow(new IOException("mock IOException")).When(injector).WriteBlockAfterFlush
();
DataNodeFaultInjector.instance = injector;
streams.AddItem(@out);
@out.WriteBytes("old gs data\n");
@out.Hflush();
/* Test the metric. */
MetricsRecordBuilder dnMetrics = MetricsAsserts.GetMetrics(cluster.GetDataNodes()
[0].GetMetrics().Name());
MetricsAsserts.AssertCounter("DatanodeNetworkErrors", 1L, dnMetrics);
/* Test JMX datanode network counts. */
MBeanServer mbs = ManagementFactory.GetPlatformMBeanServer();
ObjectName mxbeanName = new ObjectName("Hadoop:service=DataNode,name=DataNodeInfo"
);
object dnc = mbs.GetAttribute(mxbeanName, "DatanodeNetworkCounts");
string allDnc = dnc.ToString();
NUnit.Framework.Assert.IsTrue("expected to see loopback address", allDnc.IndexOf(
"127.0.0.1") >= 0);
NUnit.Framework.Assert.IsTrue("expected to see networkErrors", allDnc.IndexOf("networkErrors"
) >= 0);
}
finally
{
IOUtils.Cleanup(Log, Sharpen.Collections.ToArray(streams, new IDisposable[0]));
if (cluster != null)
{
cluster.Shutdown();
}
DataNodeFaultInjector.instance = new DataNodeFaultInjector();
}
}
