/*
* ====================================================================
* 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.http.examples.client;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.Proxy;
import java.net.Socket;
import java.net.SocketTimeoutException;
import org.apache.http.HttpHost;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.protocol.HttpClientContext;
import org.apache.http.config.Registry;
import org.apache.http.config.RegistryBuilder;
import org.apache.http.conn.ConnectTimeoutException;
import org.apache.http.conn.socket.ConnectionSocketFactory;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
import org.apache.http.protocol.HttpContext;
import org.apache.http.util.EntityUtils;
/**
* How to send a request via SOCKS proxy.
*
* @since 4.1
*/
public class ClientExecuteSOCKS {
public static void main(String[] args)throws Exception {
Registry<ConnectionSocketFactory> reg = RegistryBuilder.<ConnectionSocketFactory>create()
.register("http", new MyConnectionSocketFactory())
.build();
PoolingHttpClientConnectionManager cm = new PoolingHttpClientConnectionManager(reg);
CloseableHttpClient httpclient = HttpClients.custom()
.setConnectionManager(cm)
.build();
try {
InetSocketAddress socksaddr = new InetSocketAddress("mysockshost", 1234);
HttpClientContext context = HttpClientContext.create();
context.setAttribute("socks.address", socksaddr);
HttpHost target = new HttpHost("localhost", 80, "http");
HttpGet request = new HttpGet("/");
System.out.println("Executing request " + request + " to " + target + " via SOCKS proxy " + socksaddr);
CloseableHttpResponse response = httpclient.execute(target, request, context);
try {
System.out.println("----------------------------------------");
System.out.println(response.getStatusLine());
EntityUtils.consume(response.getEntity());
} finally {
response.close();
}
} finally {
httpclient.close();
}
}
static class MyConnectionSocketFactory implements ConnectionSocketFactory {
@Override
public Socket createSocket(final HttpContext context) throws IOException {
InetSocketAddress socksaddr = (InetSocketAddress) context.getAttribute("socks.address");
Proxy proxy = new Proxy(Proxy.Type.SOCKS, socksaddr);
return new Socket(proxy);
}
@Override
public Socket connectSocket(
final int connectTimeout,
final Socket socket,
final HttpHost host,
final InetSocketAddress remoteAddress,
final InetSocketAddress localAddress,
final HttpContext context) throws IOException, ConnectTimeoutException {
Socket sock;
if (socket != null) {
sock = socket;
} else {
sock = createSocket(context);
}
if (localAddress != null) {
sock.bind(localAddress);
}
try {
sock.connect(remoteAddress, connectTimeout);
} catch (SocketTimeoutException ex) {
throw new ConnectTimeoutException(ex, host, remoteAddress.getAddress());
}
return sock;
}
}
}