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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.tomcat.spdy;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
import java.net.SocketTimeoutException;
import java.security.NoSuchAlgorithmException;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocket;
public class NetSupportSocket extends SpdyContext.NetSupport {
@Override
public boolean isSpdy(Object socketW) {
return false;
}
@Override
public SpdyConnection getConnection(String host, int port) throws IOException {
try {
Socket sock = getSocket(host, port);
sock.getInputStream();
SpdyConnectionSocket con = new SpdyConnectionSocket(ctx, sock);
ctx.getExecutor().execute(con.inputThread);
return con;
} catch (IOException ex) {
ex.printStackTrace();
throw ex;
}
}
protected Socket getSocket(String host, int port) throws IOException {
try {
if (ctx.tls) {
SSLContext sslCtx = SSLContext.getDefault();
SSLSocket socket = (SSLSocket) sslCtx.getSocketFactory().createSocket(host, port);
//socket.setEnabledProtocols(new String[] {"TLS1"});
socket.startHandshake();
return socket;
} else {
return new Socket(host, port);
}
} catch (NoSuchAlgorithmException e) {
throw new IOException(e);
}
}
private boolean running = true;
private ServerSocket serverSocket;
@Override
public void stop() throws IOException {
running = false;
serverSocket.close();
}
@Override
public void onAccept(Object socket) {
SpdyConnectionSocket ch = new SpdyConnectionSocket(ctx, (Socket) socket);
ch.onBlockingSocket();
}
@Override
public void listen(final int port, String cert, String key) throws IOException {
ctx.getExecutor().execute(new Runnable() {
@Override
public void run() {
accept(port);
}
});
}
private void accept(int port) {
try {
serverSocket = new ServerSocket(port);
while (running) {
final Socket socket = serverSocket.accept();
ctx.getExecutor().execute(new Runnable() {
@Override
public void run() {
onAccept(socket);
try {
socket.close();
} catch (IOException e) {
e.printStackTrace();
}
}
});
}
} catch (IOException ex) {
if (running) {
ex.printStackTrace();
}
running = false;
}
}
private static class SpdyConnectionSocket extends SpdyConnection {
private Socket socket;
Runnable inputThread = new Runnable() {
@Override
public void run() {
onBlockingSocket();
try {
inClosed = true;
socket.close();
} catch (IOException e) {
e.printStackTrace();
}
}
};
public SpdyConnectionSocket(SpdyContext spdyContext) {
super(spdyContext);
}
public SpdyConnectionSocket(SpdyContext spdyContext, Socket socket) {
super(spdyContext);
this.socket = socket;
}
@Override
public void close() throws IOException {
socket.close();
}
@Override
public synchronized int write(byte[] data, int off, int len) throws IOException {
socket.getOutputStream().write(data, off, len);
return len;
}
@Override
public int read(byte[] data, int off, int len) throws IOException {
try {
return socket.getInputStream().read(data, off, len);
} catch (SocketTimeoutException ex) {
return 0;
}
}
}
}
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