public void when_handling_trusted_write_on_internal_service()
{
ManualResetEvent waiter = new ManualResetEvent(false);
ClientMessage.WriteEvents publishedWrite = null;
var evnt = new Event(Guid.NewGuid(), "TestEventType", true, new byte[] { }, new byte[] { });
var write = new TcpClientMessageDto.WriteEvents(
Guid.NewGuid().ToString(),
ExpectedVersion.Any,
new[] { new TcpClientMessageDto.NewEvent(evnt.EventId.ToByteArray(), evnt.EventType, evnt.IsJson ? 1 : 0, 0, evnt.Data, evnt.Metadata) },
false);
var package = new TcpPackage(TcpCommand.WriteEvents, Guid.NewGuid(), write.Serialize());
var dummyConnection = new DummyTcpConnection();
var publisher = InMemoryBus.CreateTest();
publisher.Subscribe(new AdHocHandler<ClientMessage.WriteEvents>(x => {
publishedWrite = x;
waiter.Set();
}));
var tcpConnectionManager = new TcpConnectionManager(
Guid.NewGuid().ToString(), TcpServiceType.Internal, new ClientTcpDispatcher(),
publisher, dummyConnection, publisher, new InternalAuthenticationProvider(new Core.Helpers.IODispatcher(publisher, new NoopEnvelope()), new StubPasswordHashAlgorithm(), 1),
TimeSpan.FromSeconds(10), TimeSpan.FromSeconds(10), (man, err) => { });
tcpConnectionManager.ProcessPackage(package);
if (!waiter.WaitOne(TimeSpan.FromSeconds(5)))
{
throw new Exception("Timed out waiting for events.");
}
Assert.AreEqual(evnt.EventId, publishedWrite.Events.First().EventId, "Expected the published write to be the event that was sent through the tcp connection manager to be the event {0} but got {1}", evnt.EventId, publishedWrite.Events.First().EventId);
}
private static TcpPackage WrapWriteEvents(ClientMessage.WriteEvents msg)
{
var dto = new TcpClientMessageDto.WriteEvents(
msg.EventStreamId,
msg.ExpectedVersion,
msg.Events.Select(x => new TcpClientMessageDto.ClientEvent(x.EventId.ToByteArray(), x.EventType, x.IsJson, x.Data, x.Metadata)).ToArray(),
msg.AllowForwarding);
return new TcpPackage(TcpCommand.WriteEvents, msg.CorrelationId, dto.Serialize());
}
public bool Execute(CommandProcessorContext context, string[] args)
{
var eventStreamId = "test-stream";
var expectedVersion = ExpectedVersion.Any;
var data = GenerateTestData();
string metadata = null;
if (args.Length > 0)
{
if (args.Length < 3 || args.Length > 4)
return false;
eventStreamId = args[0];
expectedVersion = args[1].ToUpper() == "ANY" ? ExpectedVersion.Any : int.Parse(args[1]);
data = args[2];
if (args.Length == 4)
metadata = args[3];
}
context.IsAsync();
var writeDto = new TcpClientMessageDto.WriteEvents(
eventStreamId,
expectedVersion,
new[]
{
new TcpClientMessageDto.NewEvent(Guid.NewGuid().ToByteArray(),
"JsonDataEvent",
1,0,
Helper.UTF8NoBom.GetBytes(data),
Helper.UTF8NoBom.GetBytes(metadata ?? string.Empty))
},
false);
var package = new TcpPackage(TcpCommand.WriteEvents, Guid.NewGuid(), writeDto.Serialize());
var sw = new Stopwatch();
bool dataReceived = false;
context.Client.CreateTcpConnection(
context,
connectionEstablished: conn =>
{
context.Log.Info("[{0}, L{1}]: Writing...", conn.RemoteEndPoint, conn.LocalEndPoint);
sw.Start();
conn.EnqueueSend(package.AsByteArray());
},
handlePackage: (conn, pkg) =>
{
if (pkg.Command != TcpCommand.WriteEventsCompleted)
{
context.Fail(reason: string.Format("Unexpected TCP package: {0}.", pkg.Command));
return;
}
dataReceived = true;
sw.Stop();
var dto = pkg.Data.Deserialize<TcpClientMessageDto.WriteEventsCompleted>();
if (dto.Result == TcpClientMessageDto.OperationResult.Success)
{
context.Log.Info("Successfully written. EventId: {0}.", package.CorrelationId);
PerfUtils.LogTeamCityGraphData(string.Format("{0}-latency-ms", Keyword), (int)sw.ElapsedMilliseconds);
}
else
{
context.Log.Info("Error while writing: {0} ({1}).", dto.Message, dto.Result);
}
context.Log.Info("Write request took: {0}.", sw.Elapsed);
conn.Close();
context.Success();
},
connectionClosed: (connection, error) =>
{
if (dataReceived && error == SocketError.Success)
context.Success();
else
context.Fail();
});
context.WaitForCompletion();
return true;
}
private void Flood(CommandProcessorContext context,
string eventStreamId,
int clientsCnt,
int minPerSecond,
int maxPerSecond,
int runTimeMinutes)
{
context.IsAsync();
var clients = new List<TcpTypedConnection<byte[]>>();
var threads = new List<Thread>();
var doneEvent = new ManualResetEvent(false);
var done = false;
var succ = 0;
var fail = 0;
var requestsCnt = 0;
int sent = 0;
int received = 0;
var watchLockRoot = new object();
var sw = Stopwatch.StartNew();
for (int i = 0; i < clientsCnt; i++)
{
var esId = eventStreamId ?? "Stream-" + Thread.CurrentThread.ManagedThreadId % 3;
var client = context.Client.CreateTcpConnection(
context,
(conn, pkg) =>
{
if (pkg.Command != TcpCommand.WriteEventsCompleted)
{
context.Fail(reason: string.Format("Unexpected TCP package: {0}.", pkg.Command));
return;
}
var dto = pkg.Data.Deserialize<TcpClientMessageDto.WriteEventsCompleted>();
if (dto.Result == TcpClientMessageDto.OperationResult.Success)
{
var succDone = Interlocked.Increment(ref succ);
if (succDone%maxPerSecond == 0)
Console.Write(".");
Interlocked.Increment(ref requestsCnt);
}
else
Interlocked.Increment(ref fail);
Interlocked.Increment(ref received);
},
connectionClosed: (conn, err) =>
{
if (!done)
context.Fail(reason: "Socket was closed, but not all requests were completed.");
else
context.Success();
});
clients.Add(client);
threads.Add(new Thread(() =>
{
var sentCount = 0;
var sleepTime = 0;
var dataSizeCoefficient = 1;
var currentMinute = -1;
while (true)
{
TimeSpan elapsed;
lock (watchLockRoot)
elapsed = sw.Elapsed;
if (elapsed.TotalMinutes > runTimeMinutes)
{
done = true;
doneEvent.Set();
break;
}
if (sentCount == 0)
{
int elapsedMinutesInt = (int)elapsed.TotalMinutes;
lock (_randomLockRoot)
{
sentCount = minPerSecond == maxPerSecond
? maxPerSecond : _random.Next(minPerSecond, maxPerSecond);
dataSizeCoefficient = _random.Next(8, 256);
}
if (currentMinute != elapsedMinutesInt)
{
currentMinute = elapsedMinutesInt;
context.Log.Info("\nElapsed {0} of {1} minutes, sent {2}; next block coef. {3}",
elapsedMinutesInt,
runTimeMinutes,
sent,
dataSizeCoefficient);
}
sleepTime = 1000 / sentCount;
}
var dataSize = dataSizeCoefficient * 8;
var write = new TcpClientMessageDto.WriteEvents(
esId,
ExpectedVersion.Any,
new[]
{
new TcpClientMessageDto.NewEvent(
Guid.NewGuid().ToByteArray(),
"TakeSomeSpaceEvent",
0,0,
Helper.UTF8NoBom.GetBytes("DATA" + dataSize.ToString(" 00000 ") + new string('*', dataSize)),
Helper.UTF8NoBom.GetBytes("METADATA" + new string('$', 100)))
},
false);
var package = new TcpPackage(TcpCommand.WriteEvents, Guid.NewGuid(), write.Serialize());
client.EnqueueSend(package.AsByteArray());
Interlocked.Increment(ref sent);
Thread.Sleep(sleepTime);
sentCount -= 1;
while (sent - received > context.Client.Options.WriteWindow/clientsCnt)
{
Thread.Sleep(1);
}
}
}));
}
foreach (var thread in threads)
{
thread.IsBackground = true;
thread.Start();
}
doneEvent.WaitOne();
sw.Stop();
foreach (var client in clients)
{
client.Close();
}
context.Log.Info("Completed. Successes: {0}, failures: {1}", succ, fail);
var reqPerSec = (requestsCnt + 0.0)/sw.ElapsedMilliseconds*1000;
context.Log.Info("{0} requests completed in {1}ms ({2:0.00} reqs per sec).",
requestsCnt,
sw.ElapsedMilliseconds,
reqPerSec);
PerfUtils.LogData(
Keyword,
PerfUtils.Row(PerfUtils.Col("clientsCnt", clientsCnt),
PerfUtils.Col("requestsCnt", requestsCnt),
PerfUtils.Col("ElapsedMilliseconds", sw.ElapsedMilliseconds)),
PerfUtils.Row(PerfUtils.Col("successes", succ), PerfUtils.Col("failures", fail))
);
PerfUtils.LogTeamCityGraphData(string.Format("{0}-{1}-{2}-reqPerSec", Keyword, clientsCnt, requestsCnt),
(int)reqPerSec);
PerfUtils.LogTeamCityGraphData(
string.Format("{0}-{1}-{2}-failureSuccessRate", Keyword, clientsCnt, requestsCnt),
100*fail/(fail + succ));
context.Success();
}
private void WriteFlood(CommandProcessorContext context, int writeCnt, int clientsCnt, long requestsCnt)
{
const string data = "test-data";
context.IsAsync();
var clients = new List<TcpTypedConnection<byte[]>>();
var threads = new List<Thread>();
var doneEvent = new ManualResetEventSlim(false);
long succ = 0;
long fail = 0;
long all = 0;
for (int i = 0; i < clientsCnt; i++)
{
var count = requestsCnt / clientsCnt + ((i == clientsCnt - 1) ? requestsCnt % clientsCnt : 0);
var localDoneEvent = new AutoResetEvent(false);
var eventStreamId = "es" + Guid.NewGuid();
var client = context.Client.CreateTcpConnection(
context,
(conn, pkg) =>
{
if (pkg.Command != TcpCommand.WriteEventsCompleted)
{
context.Fail(reason: string.Format("Unexpected TCP package: {0}.", pkg.Command));
return;
}
var dto = pkg.Data.Deserialize<TcpClientMessageDto.WriteEventsCompleted>();
if (dto.Result == TcpClientMessageDto.OperationResult.Success)
{
if (Interlocked.Increment(ref succ)%1000 == 0) Console.Write(".");
}
else
{
if (Interlocked.Increment(ref fail)%1000 == 0) Console.Write("#");
}
if (Interlocked.Increment(ref all) == requestsCnt)
{
context.Success();
doneEvent.Set();
}
localDoneEvent.Set();
},
connectionClosed: (conn, err) => context.Fail(reason: "Connection was closed prematurely."));
clients.Add(client);
threads.Add(new Thread(() =>
{
for (int j = 0; j < count; ++j)
{
var writeDto = new TcpClientMessageDto.WriteEvents(
eventStreamId,
ExpectedVersion.Any,
Enumerable.Range(0, writeCnt).Select(x =>
new TcpClientMessageDto.NewEvent(Guid.NewGuid().ToByteArray(),
"type",
0,0,
Common.Utils.Helper.UTF8NoBom.GetBytes(data),
new byte[0])).ToArray(),
false);
var package = new TcpPackage(TcpCommand.WriteEvents, Guid.NewGuid(), writeDto.Serialize());
client.EnqueueSend(package.AsByteArray());
localDoneEvent.WaitOne();
}
}) { IsBackground = true });
}
var sw = Stopwatch.StartNew();
threads.ForEach(thread => thread.Start());
doneEvent.Wait();
sw.Stop();
clients.ForEach(client => client.Close());
var reqPerSec = (all + 0.0) / sw.ElapsedMilliseconds * 1000;
context.Log.Info("Completed. Successes: {0}, failures: {1}", succ, fail);
context.Log.Info("{0} requests completed in {1}ms ({2:0.00} reqs per sec).", all, sw.ElapsedMilliseconds, reqPerSec);
PerfUtils.LogData(Keyword,
PerfUtils.Row(PerfUtils.Col("clientsCnt", clientsCnt),
PerfUtils.Col("requestsCnt", requestsCnt),
PerfUtils.Col("ElapsedMilliseconds", sw.ElapsedMilliseconds)),
PerfUtils.Row(PerfUtils.Col("successes", succ), PerfUtils.Col("failures", fail)));
PerfUtils.LogTeamCityGraphData(string.Format("{0}-{1}-{2}-reqPerSec", Keyword, clientsCnt, requestsCnt), (int)reqPerSec);
PerfUtils.LogTeamCityGraphData(string.Format("{0}-{1}-{2}-failureSuccessRate", Keyword, clientsCnt, requestsCnt), (int)(100.0 * fail / (fail + succ)));
PerfUtils.LogTeamCityGraphData(string.Format("{0}-latency-ms", Keyword), (int)Math.Round(sw.Elapsed.TotalMilliseconds / requestsCnt));
if (succ != requestsCnt)
context.Fail(reason: "There were errors or not all requests completed.");
else
context.Success();
}
public bool Execute(CommandProcessorContext context, string[] args)
{
const string data = "test-data";
var eventStreamId = "test-stream";
var writeCount = 10;
var expectedVersion = ExpectedVersion.Any;
if (args.Length > 0)
{
if (args.Length > 3)
return false;
writeCount = int.Parse(args[0]);
if (args.Length >= 2)
eventStreamId = args[1];
if (args.Length >= 3)
expectedVersion = args[2].Trim().ToUpper() == "ANY" ? ExpectedVersion.Any : int.Parse(args[2].Trim());
}
context.IsAsync();
var sw = new Stopwatch();
context.Client.CreateTcpConnection(
context,
connectionEstablished: conn =>
{
context.Log.Info("[{0}, L{1}]: Writing...", conn.RemoteEndPoint, conn.LocalEndPoint);
var writeDto = new TcpClientMessageDto.WriteEvents(
eventStreamId,
expectedVersion,
Enumerable.Range(0, writeCount).Select(x => new TcpClientMessageDto.NewEvent(Guid.NewGuid().ToByteArray(),
"type",
0,0,
Helper.UTF8NoBom.GetBytes(data),
new byte[0])).ToArray(),
false);
var package = new TcpPackage(TcpCommand.WriteEvents, Guid.NewGuid(), writeDto.Serialize()).AsByteArray();
sw.Start();
conn.EnqueueSend(package);
},
handlePackage: (conn, pkg) =>
{
sw.Stop();
context.Log.Info("Write request took: {0}.", sw.Elapsed);
if (pkg.Command != TcpCommand.WriteEventsCompleted)
{
context.Fail(reason: string.Format("Unexpected TCP package: {0}.", pkg.Command));
return;
}
var dto = pkg.Data.Deserialize<TcpClientMessageDto.WriteEventsCompleted>();
if (dto.Result == TcpClientMessageDto.OperationResult.Success)
{
context.Log.Info("Successfully written {0} events.", writeCount);
PerfUtils.LogTeamCityGraphData(string.Format("{0}-latency-ms", Keyword), (int)Math.Round(sw.Elapsed.TotalMilliseconds));
context.Success();
}
else
{
context.Log.Info("Error while writing: {0}.", dto.Result);
context.Fail();
}
conn.Close();
},
connectionClosed: (connection, error) => context.Fail(reason: "Connection was closed prematurely."));
context.WaitForCompletion();
return true;
}
private void WriteFlood(CommandProcessorContext context, int clientsCnt, int requestsCnt)
{
context.IsAsync();
var clients = new List<TcpTypedConnection<byte[]>>();
var threads = new List<Thread>();
var autoResetEvent = new AutoResetEvent(false);
var succ = 0;
var fail = 0;
var all = 0;
for (int i = 0; i < clientsCnt; i++)
{
var count = requestsCnt / clientsCnt + ((i == clientsCnt - 1) ? requestsCnt % clientsCnt : 0);
var autoEvent = new AutoResetEvent(false);
var eventStreamId = "es" + Guid.NewGuid();
var received = 0;
var client = context.Client.CreateTcpConnection(
context,
(conn, pkg) =>
{
if (pkg.Command != TcpCommand.WriteEventsCompleted)
{
context.Fail(reason: string.Format("Unexpected TCP package: {0}.", pkg.Command));
return;
}
Interlocked.Increment(ref received);
var dto = pkg.Data.Deserialize<TcpClientMessageDto.WriteEventsCompleted>();
if (dto.Result == TcpClientMessageDto.OperationResult.Success)
{
if (Interlocked.Increment(ref succ)%1000 == 0)
Console.Write(".");
}
else
Interlocked.Increment(ref fail);
if (Interlocked.Increment(ref all) == requestsCnt)
autoResetEvent.Set();
autoEvent.Set();
},
connectionClosed: (conn, err) =>
{
if (received < count)
context.Fail(null, "Socket was closed, but not all requests were completed.");
else
context.Success();
});
clients.Add(client);
threads.Add(new Thread(() =>
{
for (int j = 0; j < count; ++j)
{
var write = new TcpClientMessageDto.WriteEvents(
eventStreamId,
ExpectedVersion.Any,
new[]
{
new TcpClientMessageDto.NewEvent(Guid.NewGuid().ToByteArray(),
"TakeSomeSpaceEvent",
false,
Encoding.UTF8.GetBytes("DATA" + new string('*', 256)),
Encoding.UTF8.GetBytes("METADATA" + new string('$', 100)))
},
true);
var package = new TcpPackage(TcpCommand.WriteEvents, Guid.NewGuid(), write.Serialize());
client.EnqueueSend(package.AsByteArray());
autoEvent.WaitOne();
}
}));
}
var sw = Stopwatch.StartNew();
foreach (var thread in threads)
{
thread.IsBackground = true;
thread.Start();
}
autoResetEvent.WaitOne();
sw.Stop();
foreach (var client in clients)
{
client.Close();
}
context.Log.Info("Completed. Successes: {0}, failures: {1}", succ, fail);
var reqPerSec = (requestsCnt + 0.0)/sw.ElapsedMilliseconds*1000;
context.Log.Info("{0} requests completed in {1}ms ({2:0.00} reqs per sec).",
all,
sw.ElapsedMilliseconds,
reqPerSec);
PerfUtils.LogData(
Keyword,
PerfUtils.Row(PerfUtils.Col("clientsCnt", clientsCnt),
PerfUtils.Col("requestsCnt", requestsCnt),
PerfUtils.Col("ElapsedMilliseconds", sw.ElapsedMilliseconds)),
PerfUtils.Row(PerfUtils.Col("successes", succ), PerfUtils.Col("failures", fail)));
PerfUtils.LogTeamCityGraphData(string.Format("{0}-{1}-{2}-reqPerSec", Keyword, clientsCnt, requestsCnt),
(int) reqPerSec);
PerfUtils.LogTeamCityGraphData(
string.Format("{0}-{1}-{2}-failureSuccessRate", Keyword, clientsCnt, requestsCnt),
100 * fail / (fail + succ));
PerfUtils.LogTeamCityGraphData(string.Format("{0}-latency-ms", Keyword),
(int) (sw.ElapsedMilliseconds/requestsCnt));
context.Success();
}
private static TcpPackage WrapWriteEvents(ClientMessage.WriteEvents msg)
{
var events = new TcpClientMessageDto.NewEvent[msg.Events.Length];
for (int i = 0; i < events.Length; ++i)
{
var e = msg.Events[i];
events[i] = new TcpClientMessageDto.NewEvent(e.EventId.ToByteArray(),
e.EventType,
e.IsJson ? 1 : 0,
0, e.Data,
e.Metadata);
}
var dto = new TcpClientMessageDto.WriteEvents(msg.EventStreamId, msg.ExpectedVersion, events, msg.RequireMaster);
return CreateWriteRequestPackage(TcpCommand.WriteEvents, msg, dto);
}
private void WriteFlood(CommandProcessorContext context, int clientsCnt, long requestsCnt, int streamsCnt)
{
context.IsAsync();
var doneEvent = new AutoResetEvent(false);
var clients = new List<TcpTypedConnection<byte[]>>();
var threads = new List<Thread>();
long succ = 0;
long fail = 0;
long prepTimeout = 0;
long commitTimeout = 0;
long forwardTimeout = 0;
long wrongExpVersion = 0;
long streamDeleted = 0;
long all = 0;
var streams = Enumerable.Range(0, streamsCnt).Select(x => Guid.NewGuid().ToString()).ToArray();
var sw2 = new Stopwatch();
for (int i = 0; i < clientsCnt; i++)
{
var count = requestsCnt / clientsCnt + ((i == clientsCnt - 1) ? requestsCnt % clientsCnt : 0);
int sent = 0;
int received = 0;
var rnd = new Random();
var client = context.Client.CreateTcpConnection(
context,
(conn, pkg) =>
{
if (pkg.Command != TcpCommand.WriteEventsCompleted)
{
context.Fail(reason: string.Format("Unexpected TCP package: {0}.", pkg.Command));
return;
}
var dto = pkg.Data.Deserialize<TcpClientMessageDto.WriteEventsCompleted>();
switch((OperationErrorCode)dto.ErrorCode)
{
case OperationErrorCode.Success:
Interlocked.Increment(ref succ);
break;
case OperationErrorCode.PrepareTimeout:
Interlocked.Increment(ref prepTimeout);
break;
case OperationErrorCode.CommitTimeout:
Interlocked.Increment(ref commitTimeout);
break;
case OperationErrorCode.ForwardTimeout:
Interlocked.Increment(ref forwardTimeout);
break;
case OperationErrorCode.WrongExpectedVersion:
Interlocked.Increment(ref wrongExpVersion);
break;
case OperationErrorCode.StreamDeleted:
Interlocked.Increment(ref streamDeleted);
break;
default:
throw new ArgumentOutOfRangeException();
}
if (dto.ErrorCode != (int)OperationErrorCode.Success)
Interlocked.Increment(ref fail);
Interlocked.Increment(ref received);
var localAll = Interlocked.Increment(ref all);
if (localAll % 1000 == 0) Console.Write(".");
if (localAll % 100000 == 0)
{
var elapsed = sw2.Elapsed;
sw2.Restart();
context.Log.Trace("\nDONE TOTAL {0} WRITES IN {1} ({2:0.0}/s).",
localAll,
elapsed,
1000.0*100000/elapsed.TotalMilliseconds);
}
if (localAll == requestsCnt)
doneEvent.Set();
},
connectionClosed: (conn, err) =>
{
if (all < requestsCnt)
context.Fail(null, "Socket was closed, but not all requests were completed.");
else
context.Success();
});
clients.Add(client);
threads.Add(new Thread(() =>
{
for (int j = 0; j < count; ++j)
{
var write = new TcpClientMessageDto.WriteEvents(
streams[rnd.Next(streamsCnt)],
ExpectedVersion.Any,
new[]
{
new TcpClientMessageDto.ClientEvent(Guid.NewGuid().ToByteArray(),
"TakeSomeSpaceEvent",
false,
Encoding.UTF8.GetBytes("DATA" + new string('*', 256)),
Encoding.UTF8.GetBytes("METADATA" + new string('$', 100)))
},
true);
var package = new TcpPackage(TcpCommand.WriteEvents, Guid.NewGuid(), write.Serialize());
client.EnqueueSend(package.AsByteArray());
Interlocked.Increment(ref sent);
while (sent - received > context.Client.Options.WriteWindow)
Thread.Sleep(1);
}
}));
}
var sw = Stopwatch.StartNew();
sw2.Start();
foreach (var thread in threads)
{
thread.IsBackground = true;
thread.Start();
}
doneEvent.WaitOne();
sw.Stop();
foreach (var client in clients)
{
client.Close();
}
context.Log.Info("Completed. Successes: {0}, failures: {1} (WRONG VERSION: {2}, P: {3}, C: {4}, F: {5}, D: {6})",
succ,
fail,
wrongExpVersion,
prepTimeout,
commitTimeout,
forwardTimeout,
streamDeleted);
var reqPerSec = (all + 0.0) / sw.ElapsedMilliseconds * 1000;
context.Log.Info("{0} requests completed in {1}ms ({2:0.00} reqs per sec).",
all,
sw.ElapsedMilliseconds,
reqPerSec);
PerfUtils.LogData(
Keyword,
PerfUtils.Row(PerfUtils.Col("clientsCnt", clientsCnt),
PerfUtils.Col("requestsCnt", requestsCnt),
PerfUtils.Col("ElapsedMilliseconds", sw.ElapsedMilliseconds)),
PerfUtils.Row(PerfUtils.Col("successes", succ), PerfUtils.Col("failures", fail)));
PerfUtils.LogTeamCityGraphData(string.Format("{0}-{1}-{2}-reqPerSec", Keyword, clientsCnt, requestsCnt),
(int) reqPerSec);
PerfUtils.LogTeamCityGraphData(
string.Format("{0}-{1}-{2}-failureSuccessRate", Keyword, clientsCnt, requestsCnt),
100*fail/(fail + succ));
if (succ < fail)
context.Fail(reason: "Number of failures is greater than number of successes");
else
context.Success();
}
private void Write(Status status, int writerIdx, CommandProcessorContext context, int requests, ManualResetEventSlim finish)
{
TcpTypedConnection<byte[]> connection;
var iteration = new AutoResetEvent(false);
var sent = 0;
var prepareTimeouts = 0;
var commitTimeouts = 0;
var forwardTimeouts = 0;
var wrongExpectedVersion = 0;
var streamsDeleted = 0;
var failed = 0;
var rnd = new Random();
var streamIdx = -1;
var head = -1;
Action<TcpTypedConnection<byte[]>, TcpPackage> packageHandler = (conn, pkg) =>
{
var dto = pkg.Data.Deserialize<TcpClientMessageDto.WriteEventsCompleted>();
switch (dto.Result)
{
case TcpClientMessageDto.OperationResult.Success:
lock (_heads)
{
var currentHead = _heads[streamIdx];
Ensure.Equal(currentHead, head, "currentHead");
_heads[streamIdx]++;
}
break;
case TcpClientMessageDto.OperationResult.PrepareTimeout:
prepareTimeouts++;
failed++;
break;
case TcpClientMessageDto.OperationResult.CommitTimeout:
commitTimeouts++;
failed++;
break;
case TcpClientMessageDto.OperationResult.ForwardTimeout:
forwardTimeouts++;
failed++;
break;
case TcpClientMessageDto.OperationResult.WrongExpectedVersion:
wrongExpectedVersion++;
failed++;
break;
case TcpClientMessageDto.OperationResult.StreamDeleted:
streamsDeleted++;
failed++;
break;
default:
throw new ArgumentOutOfRangeException();
}
sent++;
if (sent % 1000 == 0)
status.ReportWritesProgress(writerIdx, sent, prepareTimeouts, commitTimeouts, forwardTimeouts,
wrongExpectedVersion, streamsDeleted, failed, requests);
if (sent == requests)
finish.Set();
iteration.Set();
};
Action<TcpTypedConnection<byte[]>> established = _ => { };
Action<TcpTypedConnection<byte[]>, SocketError> closed = null;
closed = (_, __) =>
{
Thread.Sleep(TimeSpan.FromSeconds(1));
connection = context.Client.CreateTcpConnection(context, packageHandler, cn => iteration.Set(), closed, false);
};
connection = context.Client.CreateTcpConnection(context, packageHandler, established, closed, false);
for (var i = 0; i < requests; ++i)
{
streamIdx = NextStreamForWriting(rnd, writerIdx);
lock (_heads)
{
head = _heads[streamIdx];
}
var evnt = CreateEvent(_streams[streamIdx], head + 1);
var write = new TcpClientMessageDto.WriteEvents(
_streams[streamIdx],
head,
new[]
{
new TcpClientMessageDto.NewEvent(evnt.EventId.ToByteArray(), evnt.EventType,evnt.IsJson ? 1 : 0, 0, evnt.Data, evnt.Metadata)
},
false);
var package = new TcpPackage(TcpCommand.WriteEvents, Guid.NewGuid(), write.Serialize());
connection.EnqueueSend(package.AsByteArray());
iteration.WaitOne();
}
status.ReportWritesProgress(writerIdx, sent, prepareTimeouts, commitTimeouts, forwardTimeouts,
wrongExpectedVersion, streamsDeleted, failed, requests);
status.FinilizeStatus(writerIdx, failed != sent);
connection.Close();
}
private void WriteFlood(CommandProcessorContext context, int clientsCnt, long requestsCnt, int streamsCnt, int size)
{
context.IsAsync();
var doneEvent = new ManualResetEventSlim(false);
var clients = new List<TcpTypedConnection<byte[]>>();
var threads = new List<Thread>();
long succ = 0;
long fail = 0;
long prepTimeout = 0;
long commitTimeout = 0;
long forwardTimeout = 0;
long wrongExpVersion = 0;
long streamDeleted = 0;
long all = 0;
var streams = Enumerable.Range(0, streamsCnt).Select(x => Guid.NewGuid().ToString()).ToArray();
//var streams = Enumerable.Range(0, streamsCnt).Select(x => string.Format("stream-{0}", x)).ToArray();
var sw2 = new Stopwatch();
for (int i = 0; i < clientsCnt; i++)
{
var count = requestsCnt / clientsCnt + ((i == clientsCnt - 1) ? requestsCnt % clientsCnt : 0);
long sent = 0;
long received = 0;
var rnd = new Random();
var client = context.Client.CreateTcpConnection(
context,
(conn, pkg) =>
{
if (pkg.Command != TcpCommand.WriteEventsCompleted)
{
context.Fail(reason: string.Format("Unexpected TCP package: {0}.", pkg.Command));
return;
}
var dto = pkg.Data.Deserialize<TcpClientMessageDto.WriteEventsCompleted>();
_monitor.EndOperation(pkg.CorrelationId);
switch(dto.Result)
{
case TcpClientMessageDto.OperationResult.Success:
if (Interlocked.Increment(ref succ) % 1000 == 0) Console.Write('.');
break;
case TcpClientMessageDto.OperationResult.PrepareTimeout:
Interlocked.Increment(ref prepTimeout);
break;
case TcpClientMessageDto.OperationResult.CommitTimeout:
Interlocked.Increment(ref commitTimeout);
break;
case TcpClientMessageDto.OperationResult.ForwardTimeout:
Interlocked.Increment(ref forwardTimeout);
break;
case TcpClientMessageDto.OperationResult.WrongExpectedVersion:
Interlocked.Increment(ref wrongExpVersion);
break;
case TcpClientMessageDto.OperationResult.StreamDeleted:
Interlocked.Increment(ref streamDeleted);
break;
default:
throw new ArgumentOutOfRangeException();
}
if (dto.Result != TcpClientMessageDto.OperationResult.Success)
if (Interlocked.Increment(ref fail)%1000 == 0)
Console.Write('#');
Interlocked.Increment(ref received);
var localAll = Interlocked.Increment(ref all);
if (localAll % 100000 == 0)
{
var elapsed = sw2.Elapsed;
sw2.Restart();
context.Log.Trace("\nDONE TOTAL {0} WRITES IN {1} ({2:0.0}/s) [S:{3}, F:{4} (WEV:{5}, P:{6}, C:{7}, F:{8}, D:{9})].",
localAll, elapsed, 1000.0*100000/elapsed.TotalMilliseconds,
succ, fail,
wrongExpVersion, prepTimeout, commitTimeout, forwardTimeout, streamDeleted);
}
if (localAll == requestsCnt)
{
context.Success();
doneEvent.Set();
}
},
connectionClosed: (conn, err) => context.Fail(reason: "Connection was closed prematurely."));
clients.Add(client);
threads.Add(new Thread(() =>
{
for (int j = 0; j < count; ++j)
{
var corrid = Guid.NewGuid();
var write = new TcpClientMessageDto.WriteEvents(
streams[rnd.Next(streamsCnt)],
ExpectedVersion.Any,
new[]
{
new TcpClientMessageDto.NewEvent(Guid.NewGuid().ToByteArray(),
"TakeSomeSpaceEvent",
1,0,
Common.Utils.Helper.UTF8NoBom.GetBytes("{ \"DATA\" : \"" + new string('*', size) + "\"}"),
Common.Utils.Helper.UTF8NoBom.GetBytes("{ \"METADATA\" : \"" + new string('$', 100) + "\"}"))
},
false);
var package = new TcpPackage(TcpCommand.WriteEvents, corrid, write.Serialize());
_monitor.StartOperation(corrid);
client.EnqueueSend(package.AsByteArray());
var localSent = Interlocked.Increment(ref sent);
while (localSent - Interlocked.Read(ref received) > context.Client.Options.WriteWindow/clientsCnt)
{
Thread.Sleep(1);
}
}
}) { IsBackground = true });
}
var sw = Stopwatch.StartNew();
sw2.Start();
threads.ForEach(thread => thread.Start());
doneEvent.Wait();
sw.Stop();
clients.ForEach(client => client.Close());
context.Log.Info("Completed. Successes: {0}, failures: {1} (WRONG VERSION: {2}, P: {3}, C: {4}, F: {5}, D: {6})",
succ, fail,
wrongExpVersion, prepTimeout, commitTimeout, forwardTimeout, streamDeleted);
var reqPerSec = (all + 0.0) / sw.ElapsedMilliseconds * 1000;
context.Log.Info("{0} requests completed in {1}ms ({2:0.00} reqs per sec).", all, sw.ElapsedMilliseconds, reqPerSec);
PerfUtils.LogData(
Keyword,
PerfUtils.Row(PerfUtils.Col("clientsCnt", clientsCnt),
PerfUtils.Col("requestsCnt", requestsCnt),
PerfUtils.Col("ElapsedMilliseconds", sw.ElapsedMilliseconds)),
PerfUtils.Row(PerfUtils.Col("successes", succ), PerfUtils.Col("failures", fail)));
var failuresRate = (int) (100 * fail / (fail + succ));
PerfUtils.LogTeamCityGraphData(string.Format("{0}-{1}-{2}-reqPerSec", Keyword, clientsCnt, requestsCnt), (int)reqPerSec);
PerfUtils.LogTeamCityGraphData(string.Format("{0}-{1}-{2}-failureSuccessRate", Keyword, clientsCnt, requestsCnt), failuresRate);
PerfUtils.LogTeamCityGraphData(string.Format("{0}-c{1}-r{2}-st{3}-s{4}-reqPerSec", Keyword, clientsCnt, requestsCnt, streamsCnt, size), (int)reqPerSec);
PerfUtils.LogTeamCityGraphData(string.Format("{0}-c{1}-r{2}-st{3}-s{4}-failureSuccessRate", Keyword, clientsCnt, requestsCnt, streamsCnt, size), failuresRate);
_monitor.GetMeasurementDetails();
if (Interlocked.Read(ref succ) != requestsCnt)
context.Fail(reason: "There were errors or not all requests completed.");
else
context.Success();
}
public bool Execute(CommandProcessorContext context, string[] args)
{
var eventStreamId = "test-stream";
var expectedVersion = ExpectedVersion.Any;
var data = "test-data";
string metadata = null;
bool isJson = false;
string login = null;
string pass = null;
if (args.Length > 0)
{
if (args.Length < 3 || args.Length > 7 || args.Length == 6)
return false;
eventStreamId = args[0];
expectedVersion = args[1].ToUpper() == "ANY" ? ExpectedVersion.Any : int.Parse(args[1]);
data = args[2];
if (args.Length >= 4)
metadata = args[3];
if (args.Length >= 5)
isJson = bool.Parse(args[4]);
if (args.Length >= 7)
{
login = args[5];
pass = args[6];
}
}
context.IsAsync();
var sw = new Stopwatch();
context.Client.CreateTcpConnection(
context,
connectionEstablished: conn =>
{
context.Log.Info("[{0}, L{1}]: Writing...", conn.RemoteEndPoint, conn.LocalEndPoint);
var writeDto = new TcpClientMessageDto.WriteEvents(
eventStreamId,
expectedVersion,
new[]
{
new TcpClientMessageDto.NewEvent(Guid.NewGuid().ToByteArray(),
"TakeSomeSpaceEvent",
isJson ? 1: 0, 0,
Helper.UTF8NoBom.GetBytes(data),
Helper.UTF8NoBom.GetBytes(metadata ?? string.Empty))
},
false);
var package = new TcpPackage(TcpCommand.WriteEvents,
login == null ? TcpFlags.None : TcpFlags.Authenticated,
Guid.NewGuid(),
login,
pass,
writeDto.Serialize()).AsByteArray();
sw.Start();
conn.EnqueueSend(package);
},
handlePackage: (conn, pkg) =>
{
sw.Stop();
context.Log.Info("Write request took: {0}.", sw.Elapsed);
if (pkg.Command != TcpCommand.WriteEventsCompleted)
{
context.Fail(reason: string.Format("Unexpected TCP package: {0}.", pkg.Command));
return;
}
var dto = pkg.Data.Deserialize<TcpClientMessageDto.WriteEventsCompleted>();
if (dto.Result == TcpClientMessageDto.OperationResult.Success)
{
context.Log.Info("Successfully written.");
PerfUtils.LogTeamCityGraphData(string.Format("{0}-latency-ms", Keyword), (int)Math.Round(sw.Elapsed.TotalMilliseconds));
context.Success();
}
else
{
context.Log.Info("Error while writing: {0} ({1}).", dto.Message, dto.Result);
context.Fail();
}
conn.Close();
},
connectionClosed: (connection, error) => context.Fail(reason: "Connection was closed prematurely."));
context.WaitForCompletion();
return true;
}