org.transdroid.util.IgnoreTlsSniSocketFactory.java Source code

Introduction

Here is the source code for org.transdroid.util.IgnoreTlsSniSocketFactory.java

Source

/*
 * Copyright 2010-2013 Eric Kok et al.
 *
 * Transdroid is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Transdroid is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Transdroid.  If not, see <http://www.gnu.org/licenses/>.
 */
/*
 *   This file is part of Transdroid Torrent Search
 *   <http://code.google.com/p/transdroid-search/>
 *
 *   Transdroid Torrent Search is free software: you can redistribute
 *   it and/or modify it under the terms of the GNU Lesser General
 *   Public License as published by the Free Software Foundation,
 *   either version 3 of the License, or (at your option) any later
 *   version.
 *
 *   Transdroid Torrent Search is distributed in the hope that it will
 *   be useful, but WITHOUT ANY WARRANTY; without even the implied
 *   warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 *   See the GNU Lesser General Public License for more details.
 *
 *   You should have received a copy of the GNU Lesser General Public
 *   License along with Transdroid.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.transdroid.util;

import android.annotation.TargetApi;
import android.net.SSLCertificateSocketFactory;
import android.os.Build;

import org.apache.http.conn.scheme.LayeredSocketFactory;
import org.apache.http.params.HttpParams;

import java.io.IOException;
import java.net.InetAddress;
import java.net.Socket;

import javax.net.ssl.SSLSocket;
import javax.net.ssl.TrustManager;

public class IgnoreTlsSniSocketFactory implements LayeredSocketFactory {

    @Override
    public Socket connectSocket(Socket s, String host, int port, InetAddress localAddress, int localPort,
            HttpParams params) throws IOException {
        return null;
    }

    @Override
    public Socket createSocket() throws IOException {
        return null;
    }

    @Override
    public boolean isSecure(Socket s) throws IllegalArgumentException {
        return s instanceof SSLSocket && s.isConnected();
    }

    @Override
    @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
    public Socket createSocket(Socket plainSocket, String host, int port, boolean autoClose) throws IOException {
        if (autoClose) {
            // we don't need the plainSocket
            plainSocket.close();
        }

        SSLCertificateSocketFactory sslSocketFactory = (SSLCertificateSocketFactory) SSLCertificateSocketFactory
                .getDefault(0);

        // For self-signed certificates use a custom trust manager
        sslSocketFactory.setTrustManagers(new TrustManager[] { new IgnoreSSLTrustManager() });

        // create and connect SSL socket, but don't do hostname/certificate verification yet
        SSLSocket ssl = (SSLSocket) sslSocketFactory.createSocket(InetAddress.getByName(host), port);

        // enable TLSv1.1/1.2 if available
        ssl.setEnabledProtocols(ssl.getSupportedProtocols());

        // set up SNI before the handshake
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
            sslSocketFactory.setHostname(ssl, host);
        } else {
            try {
                java.lang.reflect.Method setHostnameMethod = ssl.getClass().getMethod("setHostname", String.class);
                setHostnameMethod.invoke(ssl, host);
            } catch (Exception e) {
                throw new IOException("SNI not usable: " + e, e);
            }
        }

        return ssl;
    }

}