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      1 /*
      2  * Copyright (C) 2010 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package libcore.javax.net.ssl;
     18 
     19 import java.util.concurrent.Callable;
     20 import java.util.concurrent.ExecutionException;
     21 import java.util.concurrent.ExecutorService;
     22 import java.util.concurrent.Executors;
     23 import java.util.concurrent.Future;
     24 import java.util.concurrent.TimeUnit;
     25 import javax.net.ssl.SSLSocket;
     26 
     27 /**
     28  * TestSSLSocketPair is a convenience class for other tests that want
     29  * a pair of connected and handshaked client and server SSLSockets for
     30  * testing.
     31  */
     32 public final class TestSSLSocketPair {
     33     public final TestSSLContext c;
     34     public final SSLSocket server;
     35     public final SSLSocket client;
     36 
     37     private TestSSLSocketPair (TestSSLContext c,
     38                                SSLSocket server,
     39                                SSLSocket client) {
     40         this.c = c;
     41         this.server = server;
     42         this.client = client;
     43     }
     44 
     45     public void close() {
     46         c.close();
     47         try {
     48             server.close();
     49             client.close();
     50         } catch (Exception e) {
     51             throw new RuntimeException(e);
     52         }
     53     }
     54 
     55     /**
     56      * based on test_SSLSocket_startHandshake
     57      */
     58     public static TestSSLSocketPair create () {
     59         TestSSLContext c = TestSSLContext.create();
     60         SSLSocket[] sockets = connect(c, null, null);
     61         return new TestSSLSocketPair(c, sockets[0], sockets[1]);
     62     }
     63 
     64     /**
     65      * Create a new connected server/client socket pair within a
     66      * existing SSLContext. Optionally specify clientCipherSuites to
     67      * allow forcing new SSLSession to test SSLSessionContext
     68      * caching. Optionally specify serverCipherSuites for testing
     69      * cipher suite negotiation.
     70      */
     71     public static SSLSocket[] connect (final TestSSLContext context,
     72                                        final String[] clientCipherSuites,
     73                                        final String[] serverCipherSuites) {
     74         try {
     75             final SSLSocket client = (SSLSocket)
     76                 context.clientContext.getSocketFactory().createSocket(context.host, context.port);
     77             final SSLSocket server = (SSLSocket) context.serverSocket.accept();
     78 
     79             ExecutorService executor = Executors.newFixedThreadPool(2);
     80             Future s = executor.submit(new Callable<Void>() {
     81                     public Void call() throws Exception {
     82                         if (serverCipherSuites != null) {
     83                             server.setEnabledCipherSuites(serverCipherSuites);
     84                         }
     85                         server.startHandshake();
     86                         return null;
     87                     }
     88                 });
     89             Future c = executor.submit(new Callable<Void>() {
     90                     public Void call() throws Exception {
     91                         if (clientCipherSuites != null) {
     92                             client.setEnabledCipherSuites(clientCipherSuites);
     93                         }
     94                         client.startHandshake();
     95                         return null;
     96                     }
     97                 });
     98             executor.shutdown();
     99 
    100             // catch client and server exceptions separately so we can
    101             // potentially log both.
    102             Exception serverException;
    103             try {
    104                 s.get(30, TimeUnit.SECONDS);
    105                 serverException = null;
    106             } catch (Exception e) {
    107                 serverException = e;
    108                 e.printStackTrace();
    109             }
    110             Exception clientException;
    111             try {
    112                 c.get(30, TimeUnit.SECONDS);
    113                 clientException = null;
    114             } catch (Exception e) {
    115                 clientException = e;
    116                 e.printStackTrace();
    117             }
    118             if (serverException != null) {
    119                 throw serverException;
    120             }
    121             if (clientException != null) {
    122                 throw clientException;
    123             }
    124             return new SSLSocket[] { server, client };
    125         } catch (RuntimeException e) {
    126             throw e;
    127         } catch (Exception e) {
    128             throw new RuntimeException(e);
    129         }
    130     }
    131 }
    132 
    133