1 /*

     2  * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    25 

    26 package java.net.http.internal;

    27 

    28 import java.io.IOException;

    29 import java.lang.System.Logger.Level;

    30 import java.net.InetSocketAddress;

    31 import java.nio.channels.SocketChannel;

    32 import java.util.concurrent.CompletableFuture;

    33 import java.net.http.HttpHeaders;

    34 import java.net.http.internal.common.SSLTube;

    35 import java.net.http.internal.common.Utils;

    36 

    37 /**

    38  * An SSL tunnel built on a Plain (CONNECT) TCP tunnel.

    39  */

    40 class AsyncSSLTunnelConnection extends AbstractAsyncSSLConnection {

    41 

    42     final PlainTunnelingConnection plainConnection;

    43     final PlainHttpPublisher writePublisher;

    44     volatile SSLTube flow;

    45 

    46     AsyncSSLTunnelConnection(InetSocketAddress addr,

    47                              HttpClientImpl client,

    48                              String[] alpn,

    49                              InetSocketAddress proxy,

    50                              HttpHeaders proxyHeaders)

    51     {

    52         super(addr, client, Utils.getServerName(addr), alpn);

    53         this.plainConnection = new PlainTunnelingConnection(addr, proxy, client, proxyHeaders);

    54         this.writePublisher = new PlainHttpPublisher();

    55     }

    56 

    57     @Override

    58     public CompletableFuture<Void> connectAsync() {

    59         debug.log(Level.DEBUG, "Connecting plain tunnel connection");

    60         // This will connect the PlainHttpConnection flow, so that

    61         // its HttpSubscriber and HttpPublisher are subscribed to the

    62         // SocketTube

    63         return plainConnection

    64                 .connectAsync()

    65                 .thenApply( unused -> {

    66                     debug.log(Level.DEBUG, "creating SSLTube");

    67                     // create the SSLTube wrapping the SocketTube, with the given engine

    68                     flow = new SSLTube(engine,

    69                                        client().theExecutor(),

    70                                        plainConnection.getConnectionFlow());

    71                     return null;} );

    72     }

    73 

    74     @Override

    75     boolean isTunnel() { return true; }

    76 

    77     @Override

    78     boolean connected() {

    79         return plainConnection.connected(); // && sslDelegate.connected();

    80     }

    81 

    82     @Override

    83     HttpPublisher publisher() { return writePublisher; }

    84 

    85     @Override

    86     public String toString() {

    87         return "AsyncSSLTunnelConnection: " + super.toString();

    88     }

    89 

    90     @Override

    91     PlainTunnelingConnection plainConnection() {

    92         return plainConnection;

    93     }

    94 

    95     @Override

    96     ConnectionPool.CacheKey cacheKey() {

    97         return ConnectionPool.cacheKey(address, plainConnection.proxyAddr);

    98     }

    99 

   100     @Override

   101     public void close() {

   102         plainConnection.close();

   103     }

   104 

   105     @Override

   106     void shutdownInput() throws IOException {

   107         plainConnection.channel().shutdownInput();

   108     }

   109 

   110     @Override

   111     void shutdownOutput() throws IOException {

   112         plainConnection.channel().shutdownOutput();

   113     }

   114 

   115     @Override

   116     SocketChannel channel() {

   117         return plainConnection.channel();

   118     }

   119 

   120     @Override

   121     boolean isProxied() {

   122         return true;

   123     }

   124 

   125     @Override

   126     SSLTube getConnectionFlow() {

   127        return flow;

   128    }

   129 }