public override void Run()
{
while (keepRunning)
{
OutputStream os = null;
try
{
string filename = "/file-" + rand.NextLong();
os = localClient.Create(filename, false);
os.Write(data, 0, rand.Next(data.Length));
IOUtils.CloseQuietly(os);
os = null;
localClient.Delete(filename, false);
Sharpen.Thread.Sleep(50);
// Sleep for a bit to avoid killing the system.
++filesCreated;
}
catch (IOException)
{
// Just ignore the exception and keep going.
++numFailures;
}
catch (Exception)
{
return;
}
finally
{
if (os != null)
{
IOUtils.CloseQuietly(os);
}
}
}
}
/// <summary>
/// Test case that stops a writer after finalizing a block but
/// before calling completeFile, recovers a file from another writer,
/// starts writing from that writer, and then has the old lease holder
/// call completeFile
/// </summary>
/// <exception cref="System.Exception"/>
public virtual void TestCompleteOtherLeaseHoldersFile()
{
cluster = new MiniDFSCluster.Builder(conf).NumDataNodes(5).Build();
try
{
cluster.WaitActive();
NamenodeProtocols preSpyNN = cluster.GetNameNodeRpc();
NamenodeProtocols spyNN = Org.Mockito.Mockito.Spy(preSpyNN);
// Delay completeFile
GenericTestUtils.DelayAnswer delayer = new GenericTestUtils.DelayAnswer(Log);
Org.Mockito.Mockito.DoAnswer(delayer).When(spyNN).Complete(Matchers.AnyString(),
Matchers.AnyString(), (ExtendedBlock)Matchers.AnyObject(), Matchers.AnyLong());
DFSClient client = new DFSClient(null, spyNN, conf, null);
file1 = new Path("/testCompleteOtherLease");
OutputStream stm = client.Create("/testCompleteOtherLease", true);
// write 1/2 block
AppendTestUtil.Write(stm, 0, 4096);
AtomicReference <Exception> err = new AtomicReference <Exception>();
Sharpen.Thread t = new _Thread_242(stm, err);
t.Start();
Log.Info("Waiting for close to get to latch...");
delayer.WaitForCall();
// At this point, the block is finalized on the DNs, but the file
// has not been completed in the NN.
// Lose the leases
Log.Info("Killing lease checker");
client.GetLeaseRenewer().InterruptAndJoin();
FileSystem fs1 = cluster.GetFileSystem();
FileSystem fs2 = AppendTestUtil.CreateHdfsWithDifferentUsername(fs1.GetConf());
Log.Info("Recovering file");
RecoverFile(fs2);
Log.Info("Opening file for append from new fs");
FSDataOutputStream appenderStream = fs2.Append(file1);
Log.Info("Writing some data from new appender");
AppendTestUtil.Write(appenderStream, 0, 4096);
Log.Info("Telling old close to proceed.");
delayer.Proceed();
Log.Info("Waiting for close to finish.");
t.Join();
Log.Info("Close finished.");
// We expect that close will get a "Lease mismatch"
// error.
Exception thrownByClose = err.Get();
NUnit.Framework.Assert.IsNotNull(thrownByClose);
NUnit.Framework.Assert.IsTrue(thrownByClose is IOException);
if (!thrownByClose.Message.Contains("Lease mismatch"))
{
throw thrownByClose;
}
// The appender should be able to close properly
appenderStream.Close();
}
finally
{
cluster.Shutdown();
}
}
/// <exception cref="System.Exception"/>
public virtual void TestDatanodePeersXceiver()
{
// Test DatanodeXceiver has correct peer-dataxceiver pairs for sending OOB message
try
{
StartCluster();
// Create files in DFS.
string testFile1 = "/" + GenericTestUtils.GetMethodName() + ".01.dat";
string testFile2 = "/" + GenericTestUtils.GetMethodName() + ".02.dat";
string testFile3 = "/" + GenericTestUtils.GetMethodName() + ".03.dat";
DFSClient client1 = new DFSClient(NameNode.GetAddress(conf), conf);
DFSClient client2 = new DFSClient(NameNode.GetAddress(conf), conf);
DFSClient client3 = new DFSClient(NameNode.GetAddress(conf), conf);
DFSOutputStream s1 = (DFSOutputStream)client1.Create(testFile1, true);
DFSOutputStream s2 = (DFSOutputStream)client2.Create(testFile2, true);
DFSOutputStream s3 = (DFSOutputStream)client3.Create(testFile3, true);
byte[] toWrite = new byte[1024 * 1024 * 8];
Random rb = new Random(1111);
rb.NextBytes(toWrite);
s1.Write(toWrite, 0, 1024 * 1024 * 8);
s1.Flush();
s2.Write(toWrite, 0, 1024 * 1024 * 8);
s2.Flush();
s3.Write(toWrite, 0, 1024 * 1024 * 8);
s3.Flush();
NUnit.Framework.Assert.IsTrue(dn0.GetXferServer().GetNumPeersXceiver() == dn0.GetXferServer
().GetNumPeersXceiver());
s1.Close();
s2.Close();
s3.Close();
NUnit.Framework.Assert.IsTrue(dn0.GetXferServer().GetNumPeersXceiver() == dn0.GetXferServer
().GetNumPeersXceiver());
client1.Close();
client2.Close();
client3.Close();
}
finally
{
ShutdownCluster();
}
}
/// <exception cref="System.IO.IOException"/>
/// <exception cref="Sharpen.URISyntaxException"/>
private void OnCreate(ChannelHandlerContext ctx)
{
WriteContinueHeader(ctx);
string nnId = @params.NamenodeId();
int bufferSize = @params.BufferSize();
short replication = @params.Replication();
long blockSize = @params.BlockSize();
FsPermission permission = @params.Permission();
EnumSet <CreateFlag> flags = @params.Overwrite() ? EnumSet.Of(CreateFlag.Create, CreateFlag
.Overwrite) : EnumSet.Of(CreateFlag.Create);
DFSClient dfsClient = NewDfsClient(nnId, confForCreate);
OutputStream @out = dfsClient.CreateWrappedOutputStream(dfsClient.Create(path, permission
, flags, replication, blockSize, null, bufferSize, null), null);
DefaultHttpResponse resp = new DefaultHttpResponse(HttpVersion.Http11, HttpResponseStatus
.Created);
URI uri = new URI(HdfsConstants.HdfsUriScheme, nnId, path, null, null);
resp.Headers().Set(HttpHeaders.Names.Location, uri.ToString());
resp.Headers().Set(HttpHeaders.Names.ContentLength, 0);
ctx.Pipeline().Replace(this, typeof(HdfsWriter).Name, new HdfsWriter(dfsClient, @out
, resp));
}
/// <exception cref="System.Exception"/>
public virtual void TestCreate()
{
DFSClient dfsclient = new DFSClient(conf);
dfsclient.Create(objInSnapshot.ToString(), true);
}
/// <summary>Tests all FsEditLogOps that are converted to inotify events.</summary>
/// <exception cref="System.IO.IOException"/>
/// <exception cref="Sharpen.URISyntaxException"/>
/// <exception cref="System.Exception"/>
/// <exception cref="Org.Apache.Hadoop.Hdfs.Inotify.MissingEventsException"/>
public virtual void TestBasic()
{
Configuration conf = new HdfsConfiguration();
conf.SetLong(DFSConfigKeys.DfsBlockSizeKey, BlockSize);
conf.SetBoolean(DFSConfigKeys.DfsNamenodeAclsEnabledKey, true);
// so that we can get an atime change
conf.SetLong(DFSConfigKeys.DfsNamenodeAccesstimePrecisionKey, 1);
MiniQJMHACluster.Builder builder = new MiniQJMHACluster.Builder(conf);
builder.GetDfsBuilder().NumDataNodes(2);
MiniQJMHACluster cluster = builder.Build();
try
{
cluster.GetDfsCluster().WaitActive();
cluster.GetDfsCluster().TransitionToActive(0);
DFSClient client = new DFSClient(cluster.GetDfsCluster().GetNameNode(0).GetNameNodeAddress
(), conf);
FileSystem fs = cluster.GetDfsCluster().GetFileSystem(0);
DFSTestUtil.CreateFile(fs, new Path("/file"), BlockSize, (short)1, 0L);
DFSTestUtil.CreateFile(fs, new Path("/file3"), BlockSize, (short)1, 0L);
DFSTestUtil.CreateFile(fs, new Path("/file5"), BlockSize, (short)1, 0L);
DFSInotifyEventInputStream eis = client.GetInotifyEventStream();
client.Rename("/file", "/file4", null);
// RenameOp -> RenameEvent
client.Rename("/file4", "/file2");
// RenameOldOp -> RenameEvent
// DeleteOp, AddOp -> UnlinkEvent, CreateEvent
OutputStream os = client.Create("/file2", true, (short)2, BlockSize);
os.Write(new byte[BlockSize]);
os.Close();
// CloseOp -> CloseEvent
// AddOp -> AppendEvent
os = client.Append("/file2", BlockSize, EnumSet.Of(CreateFlag.Append), null, null
);
os.Write(new byte[BlockSize]);
os.Close();
// CloseOp -> CloseEvent
Sharpen.Thread.Sleep(10);
// so that the atime will get updated on the next line
client.Open("/file2").Read(new byte[1]);
// TimesOp -> MetadataUpdateEvent
// SetReplicationOp -> MetadataUpdateEvent
client.SetReplication("/file2", (short)1);
// ConcatDeleteOp -> AppendEvent, UnlinkEvent, CloseEvent
client.Concat("/file2", new string[] { "/file3" });
client.Delete("/file2", false);
// DeleteOp -> UnlinkEvent
client.Mkdirs("/dir", null, false);
// MkdirOp -> CreateEvent
// SetPermissionsOp -> MetadataUpdateEvent
client.SetPermission("/dir", FsPermission.ValueOf("-rw-rw-rw-"));
// SetOwnerOp -> MetadataUpdateEvent
client.SetOwner("/dir", "username", "groupname");
client.CreateSymlink("/dir", "/dir2", false);
// SymlinkOp -> CreateEvent
client.SetXAttr("/file5", "user.field", Sharpen.Runtime.GetBytesForString("value"
), EnumSet.Of(XAttrSetFlag.Create));
// SetXAttrOp -> MetadataUpdateEvent
// RemoveXAttrOp -> MetadataUpdateEvent
client.RemoveXAttr("/file5", "user.field");
// SetAclOp -> MetadataUpdateEvent
client.SetAcl("/file5", AclEntry.ParseAclSpec("user::rwx,user:foo:rw-,group::r--,other::---"
, true));
client.RemoveAcl("/file5");
// SetAclOp -> MetadataUpdateEvent
client.Rename("/file5", "/dir");
// RenameOldOp -> RenameEvent
EventBatch batch = null;
// RenameOp
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
long txid = batch.GetTxid();
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Rename);
Event.RenameEvent re = (Event.RenameEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.AreEqual("/file4", re.GetDstPath());
NUnit.Framework.Assert.AreEqual("/file", re.GetSrcPath());
NUnit.Framework.Assert.IsTrue(re.GetTimestamp() > 0);
long eventsBehind = eis.GetTxidsBehindEstimate();
// RenameOldOp
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Rename);
Event.RenameEvent re2 = (Event.RenameEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.IsTrue(re2.GetDstPath().Equals("/file2"));
NUnit.Framework.Assert.IsTrue(re2.GetSrcPath().Equals("/file4"));
NUnit.Framework.Assert.IsTrue(re.GetTimestamp() > 0);
// AddOp with overwrite
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Create);
Event.CreateEvent ce = (Event.CreateEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.IsTrue(ce.GetiNodeType() == Event.CreateEvent.INodeType.File
);
NUnit.Framework.Assert.IsTrue(ce.GetPath().Equals("/file2"));
NUnit.Framework.Assert.IsTrue(ce.GetCtime() > 0);
NUnit.Framework.Assert.IsTrue(ce.GetReplication() > 0);
NUnit.Framework.Assert.IsTrue(ce.GetSymlinkTarget() == null);
NUnit.Framework.Assert.IsTrue(ce.GetOverwrite());
NUnit.Framework.Assert.AreEqual(BlockSize, ce.GetDefaultBlockSize());
// CloseOp
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Close);
Event.CloseEvent ce2 = (Event.CloseEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.IsTrue(ce2.GetPath().Equals("/file2"));
NUnit.Framework.Assert.IsTrue(ce2.GetFileSize() > 0);
NUnit.Framework.Assert.IsTrue(ce2.GetTimestamp() > 0);
// AppendOp
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Append);
Event.AppendEvent append2 = (Event.AppendEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.AreEqual("/file2", append2.GetPath());
NUnit.Framework.Assert.IsFalse(append2.ToNewBlock());
// CloseOp
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Close);
NUnit.Framework.Assert.IsTrue(((Event.CloseEvent)batch.GetEvents()[0]).GetPath().
Equals("/file2"));
// TimesOp
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Metadata);
Event.MetadataUpdateEvent mue = (Event.MetadataUpdateEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.IsTrue(mue.GetPath().Equals("/file2"));
NUnit.Framework.Assert.IsTrue(mue.GetMetadataType() == Event.MetadataUpdateEvent.MetadataType
.Times);
// SetReplicationOp
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Metadata);
Event.MetadataUpdateEvent mue2 = (Event.MetadataUpdateEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.IsTrue(mue2.GetPath().Equals("/file2"));
NUnit.Framework.Assert.IsTrue(mue2.GetMetadataType() == Event.MetadataUpdateEvent.MetadataType
.Replication);
NUnit.Framework.Assert.IsTrue(mue2.GetReplication() == 1);
// ConcatDeleteOp
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(3, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Append);
NUnit.Framework.Assert.IsTrue(((Event.AppendEvent)batch.GetEvents()[0]).GetPath()
.Equals("/file2"));
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[1].GetEventType() == Event.EventType
.Unlink);
Event.UnlinkEvent ue2 = (Event.UnlinkEvent)batch.GetEvents()[1];
NUnit.Framework.Assert.IsTrue(ue2.GetPath().Equals("/file3"));
NUnit.Framework.Assert.IsTrue(ue2.GetTimestamp() > 0);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[2].GetEventType() == Event.EventType
.Close);
Event.CloseEvent ce3 = (Event.CloseEvent)batch.GetEvents()[2];
NUnit.Framework.Assert.IsTrue(ce3.GetPath().Equals("/file2"));
NUnit.Framework.Assert.IsTrue(ce3.GetTimestamp() > 0);
// DeleteOp
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Unlink);
Event.UnlinkEvent ue = (Event.UnlinkEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.IsTrue(ue.GetPath().Equals("/file2"));
NUnit.Framework.Assert.IsTrue(ue.GetTimestamp() > 0);
// MkdirOp
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Create);
Event.CreateEvent ce4 = (Event.CreateEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.IsTrue(ce4.GetiNodeType() == Event.CreateEvent.INodeType.Directory
);
NUnit.Framework.Assert.IsTrue(ce4.GetPath().Equals("/dir"));
NUnit.Framework.Assert.IsTrue(ce4.GetCtime() > 0);
NUnit.Framework.Assert.IsTrue(ce4.GetReplication() == 0);
NUnit.Framework.Assert.IsTrue(ce4.GetSymlinkTarget() == null);
// SetPermissionsOp
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Metadata);
Event.MetadataUpdateEvent mue3 = (Event.MetadataUpdateEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.IsTrue(mue3.GetPath().Equals("/dir"));
NUnit.Framework.Assert.IsTrue(mue3.GetMetadataType() == Event.MetadataUpdateEvent.MetadataType
.Perms);
NUnit.Framework.Assert.IsTrue(mue3.GetPerms().ToString().Contains("rw-rw-rw-"));
// SetOwnerOp
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Metadata);
Event.MetadataUpdateEvent mue4 = (Event.MetadataUpdateEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.IsTrue(mue4.GetPath().Equals("/dir"));
NUnit.Framework.Assert.IsTrue(mue4.GetMetadataType() == Event.MetadataUpdateEvent.MetadataType
.Owner);
NUnit.Framework.Assert.IsTrue(mue4.GetOwnerName().Equals("username"));
NUnit.Framework.Assert.IsTrue(mue4.GetGroupName().Equals("groupname"));
// SymlinkOp
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Create);
Event.CreateEvent ce5 = (Event.CreateEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.IsTrue(ce5.GetiNodeType() == Event.CreateEvent.INodeType.Symlink
);
NUnit.Framework.Assert.IsTrue(ce5.GetPath().Equals("/dir2"));
NUnit.Framework.Assert.IsTrue(ce5.GetCtime() > 0);
NUnit.Framework.Assert.IsTrue(ce5.GetReplication() == 0);
NUnit.Framework.Assert.IsTrue(ce5.GetSymlinkTarget().Equals("/dir"));
// SetXAttrOp
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Metadata);
Event.MetadataUpdateEvent mue5 = (Event.MetadataUpdateEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.IsTrue(mue5.GetPath().Equals("/file5"));
NUnit.Framework.Assert.IsTrue(mue5.GetMetadataType() == Event.MetadataUpdateEvent.MetadataType
.Xattrs);
NUnit.Framework.Assert.IsTrue(mue5.GetxAttrs().Count == 1);
NUnit.Framework.Assert.IsTrue(mue5.GetxAttrs()[0].GetName().Contains("field"));
NUnit.Framework.Assert.IsTrue(!mue5.IsxAttrsRemoved());
// RemoveXAttrOp
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Metadata);
Event.MetadataUpdateEvent mue6 = (Event.MetadataUpdateEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.IsTrue(mue6.GetPath().Equals("/file5"));
NUnit.Framework.Assert.IsTrue(mue6.GetMetadataType() == Event.MetadataUpdateEvent.MetadataType
.Xattrs);
NUnit.Framework.Assert.IsTrue(mue6.GetxAttrs().Count == 1);
NUnit.Framework.Assert.IsTrue(mue6.GetxAttrs()[0].GetName().Contains("field"));
NUnit.Framework.Assert.IsTrue(mue6.IsxAttrsRemoved());
// SetAclOp (1)
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Metadata);
Event.MetadataUpdateEvent mue7 = (Event.MetadataUpdateEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.IsTrue(mue7.GetPath().Equals("/file5"));
NUnit.Framework.Assert.IsTrue(mue7.GetMetadataType() == Event.MetadataUpdateEvent.MetadataType
.Acls);
NUnit.Framework.Assert.IsTrue(mue7.GetAcls().Contains(AclEntry.ParseAclEntry("user::rwx"
, true)));
// SetAclOp (2)
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Metadata);
Event.MetadataUpdateEvent mue8 = (Event.MetadataUpdateEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.IsTrue(mue8.GetPath().Equals("/file5"));
NUnit.Framework.Assert.IsTrue(mue8.GetMetadataType() == Event.MetadataUpdateEvent.MetadataType
.Acls);
NUnit.Framework.Assert.IsTrue(mue8.GetAcls() == null);
// RenameOp (2)
batch = WaitForNextEvents(eis);
NUnit.Framework.Assert.AreEqual(1, batch.GetEvents().Length);
txid = CheckTxid(batch, txid);
NUnit.Framework.Assert.IsTrue(batch.GetEvents()[0].GetEventType() == Event.EventType
.Rename);
Event.RenameEvent re3 = (Event.RenameEvent)batch.GetEvents()[0];
NUnit.Framework.Assert.IsTrue(re3.GetDstPath().Equals("/dir/file5"));
NUnit.Framework.Assert.IsTrue(re3.GetSrcPath().Equals("/file5"));
NUnit.Framework.Assert.IsTrue(re.GetTimestamp() > 0);
// Returns null when there are no further events
NUnit.Framework.Assert.IsTrue(eis.Poll() == null);
// make sure the estimate hasn't changed since the above assertion
// tells us that we are fully caught up to the current namesystem state
// and we should not have been behind at all when eventsBehind was set
// either, since there were few enough events that they should have all
// been read to the client during the first poll() call
NUnit.Framework.Assert.IsTrue(eis.GetTxidsBehindEstimate() == eventsBehind);
}
finally
{
cluster.Shutdown();
}
}
/// <exception cref="System.IO.IOException"/>
private FSDataOutputStream CreateFsOut(DFSClient dfs, string path)
{
return(new FSDataOutputStream(dfs.Create(path, true), null));
}
