/*
* Copyright (c) 2014, Oracle America, Inc.
* All rights reserved.
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of Oracle nor the names of its contributors may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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package net.openhft.chronicle.network;
import net.openhft.chronicle.bytes.Bytes;
import net.openhft.chronicle.core.Jvm;
import net.openhft.chronicle.threads.EventGroup;
import net.openhft.chronicle.wire.Wire;
import net.openhft.chronicle.wire.WireType;
import net.openhft.chronicle.wire.Wires;
import org.jetbrains.annotations.NotNull;
import org.openjdk.jmh.annotations.*;
import org.openjdk.jmh.runner.Runner;
import org.openjdk.jmh.runner.options.Options;
import org.openjdk.jmh.runner.options.OptionsBuilder;
import org.openjdk.jmh.runner.options.TimeValue;
import java.io.IOException;
import java.lang.reflect.Method;
import java.net.Socket;
import java.nio.ByteBuffer;
import java.nio.channels.SocketChannel;
import java.util.concurrent.TimeUnit;
@State(Scope.Thread)
public class VerySimpleClient {
public static final WireType WIRE_TYPE = WireType.BINARY;
final Wire outWire = WIRE_TYPE.apply(Bytes.elasticByteBuffer());
final Wire inWire = WIRE_TYPE.apply(Bytes.elasticByteBuffer());
long tid = 0;
private EventLoop eg;
private String expectedMessage;
private SocketChannel client;
/*
* And, check the benchmark went fine afterwards:
*/
public static void main(String[] args) throws Exception {
if (Jvm.isDebug()) {
VerySimpleClient main = new VerySimpleClient();
main.setUp();
for (Method m : VerySimpleClient.class.getMethods()) {
if (m.getAnnotation(Benchmark.class) != null) {
for (int i = 0; i < 100; i++) {
for (int j = 0; j < 100; j++) {
m.invoke(main);
}
}
}
}
main.tearDown();
} else {
int time = Boolean.getBoolean("longTest") ? 30 : 2;
Options opt = new OptionsBuilder()
.include(VerySimpleClient.class.getSimpleName())
.warmupIterations(5)
// .measurementIterations(5)
.forks(1)
.mode(Mode.SampleTime)
.measurementTime(TimeValue.seconds(time))
.timeUnit(TimeUnit.NANOSECONDS)
.build();
new Runner(opt).run();
}
}
@Setup
public void setUp() throws Exception {
String desc = "host.port";
TCPRegistry.createServerSocketChannelFor(desc);
eg = new EventGroup(true);
eg.start();
expectedMessage = "<my message>";
createServer(desc, eg);
client = createClient(eg, desc);
}
@TearDown
public void tearDown() throws IOException {
System.out.println("closing");
eg.stop();
TCPRegistry.reset();
client.close();
client.socket().close();
}
@Benchmark
public String test() throws IOException {
// create the message to send§
tid++;
outWire.clear();
inWire.clear();
((ByteBuffer) inWire.bytes().underlyingObject()).clear();
((ByteBuffer) outWire.bytes().underlyingObject()).clear();
outWire.writeDocument(true, w -> w.write(() -> "tid").int64(tid));
outWire.writeDocument(false, w -> w.write(() -> "payload").text(expectedMessage));
final ByteBuffer outBuff = (ByteBuffer) outWire.bytes().underlyingObject();
outBuff.limit((int) outWire.bytes().writePosition());
// write the data to the socket
while (outBuff.hasRemaining())
client.write(outBuff);
// meta data
readDocument(inWire);
// data
readDocument(inWire);
// System.out.println(Wires.fromSizePrefixedBlobs(inWire.bytes()));
String[] text = {null};
// read the reply and check the result
inWire.readDocument(null, data -> {
text[0] = data.read(() -> "payloadResponse").text();
});
return text[0];
}
private void readDocument(Wire inMetaDataWire) throws IOException {
ByteBuffer inBuff = (ByteBuffer) inMetaDataWire.bytes().underlyingObject();
// write the data to the socket
long start = inMetaDataWire.bytes().writePosition();
while (inBuff.position() < 4 + start)
client.read(inBuff);
int len = Wires.lengthOf(inMetaDataWire.bytes().readInt(start));
inMetaDataWire.bytes().readLimit(start + 4 + len);
while (inBuff.position() < 4 + len + start)
client.read(inBuff);
}
@NotNull
private SocketChannel createClient(EventLoop eg, String desc) throws Exception {
Exception e = null;
for (int i = 0; i < 10; i++) {
SocketChannel result = null;
try {
result = TCPRegistry.createSocketChannel(desc);
if (result == null)
continue;
int tcpBufferSize = 2 << 20;
Socket socket = result.socket();
socket.setTcpNoDelay(true);
socket.setReceiveBufferSize(tcpBufferSize);
socket.setSendBufferSize(tcpBufferSize);
result.configureBlocking(false);
return result;
} catch (IOException e0) {
e = e0;
continue;
}
}
throw e;
}
private void createServer(String desc, EventLoop eg) throws IOException {
AcceptorEventHandler eah = new AcceptorEventHandler(desc,
() -> new WireEchoRequestHandler(WIRE_TYPE), VanillaSessionDetails::new, 0, 0);
eg.addHandler(eah);
SocketChannel sc = TCPRegistry.createSocketChannel(desc);
sc.configureBlocking(false);
}
}