/*
* Copyright 1999-2011 Alibaba Group.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.alibaba.dubbo.remoting;
import java.util.ArrayList;
import java.util.List;
import junit.framework.TestCase;
import org.junit.Test;
import com.alibaba.dubbo.common.Constants;
import com.alibaba.dubbo.common.logger.Logger;
import com.alibaba.dubbo.common.logger.LoggerFactory;
import com.alibaba.dubbo.remoting.exchange.ExchangeChannel;
import com.alibaba.dubbo.remoting.exchange.ExchangeServer;
import com.alibaba.dubbo.remoting.exchange.Exchangers;
import com.alibaba.dubbo.remoting.exchange.support.ExchangeHandlerAdapter;
import com.alibaba.dubbo.remoting.transport.dispatcher.execution.ExecutionDispatcher;
/**
* PerformanceServer
*
* mvn clean test -Dtest=*PerformanceServerTest -Dport=9911
*
* @author william.liangf
*/
public class PerformanceServerTest extends TestCase {
private static final Logger logger = LoggerFactory.getLogger(PerformanceServerTest.class);
private static ExchangeServer server = null;
@Test
public void testServer() throws Exception {
// 读取参数
if (PerformanceUtils.getProperty("port", null) == null) {
logger.warn("Please set -Dport=9911");
return;
}
final int port = PerformanceUtils.getIntProperty("port", 9911);
final boolean telnet = PerformanceUtils.getBooleanProperty("telnet", true);
if(telnet)statTelnetServer(port+1);
server = statServer();
synchronized (PerformanceServerTest.class) {
while (true) {
try {
PerformanceServerTest.class.wait();
} catch (InterruptedException e) {
}
}
}
}
private static void restartServer(int times,int alive,int sleep) throws Exception{
if(server!=null && !server.isClosed()){
server.close();
Thread.sleep(100);
}
for(int i=0;i<times;i++){
logger.info("restart times:"+i);
server = statServer();
if(alive>0)Thread.sleep(alive);
server.close();
if(sleep>0)Thread.sleep(sleep);
}
server = statServer();
}
private static ExchangeServer statServer() throws Exception{
final int port = PerformanceUtils.getIntProperty("port", 9911);
final String transporter = PerformanceUtils.getProperty(Constants.TRANSPORTER_KEY, Constants.DEFAULT_TRANSPORTER);
final String serialization = PerformanceUtils.getProperty(Constants.SERIALIZATION_KEY, Constants.DEFAULT_REMOTING_SERIALIZATION);
final String threadpool = PerformanceUtils.getProperty(Constants.THREADPOOL_KEY, Constants.DEFAULT_THREADPOOL);
final int threads = PerformanceUtils.getIntProperty(Constants.THREADS_KEY, Constants.DEFAULT_THREADS);
final int iothreads = PerformanceUtils.getIntProperty(Constants.IO_THREADS_KEY, Constants.DEFAULT_IO_THREADS);
final int buffer = PerformanceUtils.getIntProperty(Constants.BUFFER_KEY, Constants.DEFAULT_BUFFER_SIZE);
final String channelHandler = PerformanceUtils.getProperty(Constants.DISPATCHER_KEY, ExecutionDispatcher.NAME);
// 启动服务器
ExchangeServer server = Exchangers.bind("exchange://0.0.0.0:" + port + "?transporter="
+ transporter + "&serialization="
+ serialization + "&threadpool=" + threadpool
+ "&threads=" + threads + "&iothreads=" + iothreads +"&buffer="+buffer +"&channel.handler="+channelHandler, new ExchangeHandlerAdapter() {
public String telnet(Channel channel, String message) throws RemotingException {
return "echo: " + message + "\r\ntelnet> ";
}
public Object reply(ExchangeChannel channel, Object request) throws RemotingException {
if ("environment".equals(request)) {
return PerformanceUtils.getEnvironment();
}
if ("scene".equals(request)) {
List<String> scene = new ArrayList<String>();
scene.add("Transporter: " + transporter);
scene.add("Service Threads: " + threads);
return scene;
}
return request;
}
});
return server;
}
private static ExchangeServer statTelnetServer(int port) throws Exception{
// 启动服务器
ExchangeServer telnetserver = Exchangers.bind("exchange://0.0.0.0:" + port , new ExchangeHandlerAdapter() {
public String telnet(Channel channel, String message) throws RemotingException {
if(message.equals("help")){
return "support cmd: \r\n\tstart \r\n\tstop \r\n\tshutdown \r\n\trestart times [alive] [sleep] \r\ntelnet>";
} else if(message.equals("stop")){
logger.info("server closed:"+server);
server.close();
return "stop server\r\ntelnet>";
} else if(message.startsWith("start")){
try {
restartServer(0,0,0);
} catch (Exception e) {
e.printStackTrace();
}
return "start server\r\ntelnet>";
} else if(message.startsWith("shutdown")){
System.exit(0);
return "start server\r\ntelnet>";
} else if(message.startsWith("channels")){
return "server.getExchangeChannels():"+server.getExchangeChannels().size()+"\r\ntelnet>";
} else if(message.startsWith("restart ")){ //r times [sleep] r 10 or r 10 100
String[] args = message.split(" ");
int times = Integer.parseInt(args[1]);
int alive = args.length>2?Integer.parseInt(args[2]):0;
int sleep = args.length>3?Integer.parseInt(args[3]):100;
try {
restartServer(times,alive,sleep);
} catch (Exception e) {
e.printStackTrace();
}
return "restart server,times:"+times+" stop alive time: "+alive+",sleep time: " + sleep+" usage:r times [alive] [sleep] \r\ntelnet>";
} else{
return "echo: " + message + "\r\ntelnet> ";
}
}
});
return telnetserver;
}
}