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Copy pathServerStressTest.java
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220 lines (196 loc) · 5.61 KB
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import java.awt.FlowLayout;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.net.URI;
import java.net.URISyntaxException;
import java.nio.channels.NotYetConnectedException;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JSlider;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.java_websocket.WebSocketClient;
public class ServerStressTest extends JFrame {
private JSlider clients;
private JSlider interval;
private JSlider joinrate;
private JButton start, stop, reset;
private JLabel joinratelabel = new JLabel();
private JLabel clientslabel = new JLabel();
private JLabel intervallabel = new JLabel();
private JTextField uriinput = new JTextField( "ws://localhost:8887" );
private JTextArea text = new JTextArea( "payload" );
private Timer timer = new Timer( true );
private Thread adjustthread;
private int notyetconnected = 0;
public ServerStressTest() {
setTitle( "ServerStressTest" );
setDefaultCloseOperation( EXIT_ON_CLOSE );
start = new JButton( "Start" );
start.addActionListener( new ActionListener() {
@Override
public void actionPerformed( ActionEvent e ) {
start.setEnabled( false );
stop.setEnabled( true );
reset.setEnabled( false );
interval.setEnabled( false );
clients.setEnabled( false );
stopAdjust();
adjustthread = new Thread( new Runnable() {
@Override
public void run() {
try {
adjust();
} catch ( InterruptedException e ) {
System.out.println( "adjust chanced" );
}
}
} );
adjustthread.start();
}
} );
stop = new JButton( "Stop" );
stop.setEnabled( false );
stop.addActionListener( new ActionListener() {
@Override
public void actionPerformed( ActionEvent e ) {
timer.cancel();
stopAdjust();
start.setEnabled( true );
stop.setEnabled( false );
reset.setEnabled( true );
joinrate.setEnabled( true );
interval.setEnabled( true );
clients.setEnabled( true );
}
} );
reset = new JButton( "reset" );
reset.setEnabled( true );
reset.addActionListener( new ActionListener() {
@Override
public void actionPerformed( ActionEvent e ) {
while ( !websockets.isEmpty() )
websockets.remove( 0 ).close();
}
} );
joinrate = new JSlider( 0, 5000 );
joinrate.addChangeListener( new ChangeListener() {
@Override
public void stateChanged( ChangeEvent e ) {
joinratelabel.setText( "Joinrate: " + joinrate.getValue() + " ms " );
}
} );
clients = new JSlider( 0, 10000 );
clients.addChangeListener( new ChangeListener() {
@Override
public void stateChanged( ChangeEvent e ) {
clientslabel.setText( "Clients: " + clients.getValue() );
}
} );
interval = new JSlider( 0, 5000 );
interval.addChangeListener( new ChangeListener() {
@Override
public void stateChanged( ChangeEvent e ) {
intervallabel.setText( "Interval: " + interval.getValue() + " ms " );
}
} );
setSize( 300, 400 );
setLayout( new GridLayout( 10, 1, 10, 10 ) );
add( new JLabel( "URI" ) );
add( uriinput );
add( joinratelabel );
add( joinrate );
add( clientslabel );
add( clients );
add( intervallabel );
add( interval );
JPanel south = new JPanel( new FlowLayout( FlowLayout.CENTER ) );
add( text );
add( south );
south.add( start );
south.add( stop );
south.add( reset );
joinrate.setValue( 200 );
interval.setValue( 1000 );
clients.setValue( 1 );
}
List<WebSocketClient> websockets = Collections.synchronizedList( new LinkedList<WebSocketClient>() );
URI uri;
public void adjust() throws InterruptedException {
System.out.println( "Adjust" );
try {
uri = new URI( uriinput.getText() );
} catch ( URISyntaxException e ) {
e.printStackTrace();
}
int totalclients = clients.getValue();
while ( websockets.size() < totalclients ) {
WebSocketClient cl = new EmptyClient( uri ) {
@Override
public void onClose( int code, String reason, boolean remote ) {
System.out.println( "Closed duo " + code + " " + reason );
clients.setValue( websockets.size() );
websockets.remove( this );
}
};
cl.connect();
clients.setValue( websockets.size() );
websockets.add( cl );
Thread.sleep( joinrate.getValue() );
}
while ( websockets.size() > clients.getValue() ) {
websockets.remove( 0 ).close();
}
timer = new Timer( true );
timer.scheduleAtFixedRate( new TimerTask() {
@Override
public void run() {
send();
}
}, 0, interval.getValue() );
}
public void stopAdjust() {
if( adjustthread != null ) {
adjustthread.interrupt();
try {
adjustthread.join();
} catch ( InterruptedException e ) {
e.printStackTrace();
}
}
}
public void send() {
notyetconnected = 0;
String payload = text.getText();
long time1 = System.currentTimeMillis();
synchronized ( websockets ) {
for( WebSocketClient cl : websockets ) {
try {
cl.send( payload );
cl.flush();
} catch ( NotYetConnectedException e ) {
notyetconnected++;
} catch ( InterruptedException e ) {
e.printStackTrace();
}
}
}
System.out.println( websockets.size() + "/" + notyetconnected + " clients sent \"" + payload + "\"" + ( System.currentTimeMillis() - time1 ) );
}
/**
* @param args
*/
public static void main( String[] args ) {
new ServerStressTest().setVisible( true );
}
}