1 /*
2 * Copyright (C) 2015, Google Inc.
3 * and other copyright owners as documented in the project's IP log.
4 *
5 * This program and the accompanying materials are made available
6 * under the terms of the Eclipse Distribution License v1.0 which
7 * accompanies this distribution, is reproduced below, and is
8 * available at http://www.eclipse.org/org/documents/edl-v10.php
9 *
10 * All rights reserved.
11 *
12 * Redistribution and use in source and binary forms, with or
13 * without modification, are permitted provided that the following
14 * conditions are met:
15 *
16 * - Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 *
19 * - Redistributions in binary form must reproduce the above
20 * copyright notice, this list of conditions and the following
21 * disclaimer in the documentation and/or other materials provided
22 * with the distribution.
23 *
24 * - Neither the name of the Eclipse Foundation, Inc. nor the
25 * names of its contributors may be used to endorse or promote
26 * products derived from this software without specific prior
27 * written permission.
28 *
29 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
30 * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
31 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
32 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
34 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
35 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
36 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
37 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
38 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
40 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
41 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42 */
43
44 package org.eclipse.jgit.transport;
45
46 import java.io.IOException;
47 import java.io.PipedInputStream;
48 import java.io.PipedOutputStream;
49
50 import org.eclipse.jgit.errors.TransportException;
51 import org.eclipse.jgit.internal.JGitText;
52 import org.eclipse.jgit.lib.Repository;
53 import org.eclipse.jgit.transport.resolver.ReceivePackFactory;
54 import org.eclipse.jgit.transport.resolver.ServiceNotAuthorizedException;
55 import org.eclipse.jgit.transport.resolver.ServiceNotEnabledException;
56
57 class InternalPushConnection<C> extends BasePackPushConnection {
58 private Thread worker;
59
60 public InternalPushConnection(PackTransport transport,
61 final ReceivePackFactory<C> receivePackFactory,
62 final C req, final Repository remote) throws TransportException {
63 super(transport);
64
65 final PipedInputStream in_r;
66 final PipedOutputStream in_w;
67
68 final PipedInputStream out_r;
69 final PipedOutputStream out_w;
70 try {
71 in_r = new PipedInputStream();
72 in_w = new PipedOutputStream(in_r);
73
74 out_r = new PipedInputStream();
75 out_w = new PipedOutputStream(out_r);
76 } catch (IOException err) {
77 remote.close();
78 throw new TransportException(uri, JGitText.get().cannotConnectPipes, err);
79 }
80
81 worker = new Thread("JGit-Receive-Pack") { //$NON-NLS-1$
82 public void run() {
83 try {
84 final ReceivePack rp = receivePackFactory.create(req, remote);
85 rp.receive(out_r, in_w, System.err);
86 } catch (ServiceNotEnabledException e) {
87 // Ignored. Client cannot use this repository.
88 } catch (ServiceNotAuthorizedException e) {
89 // Ignored. Client cannot use this repository.
90 } catch (IOException err) {
91 // Client side of the pipes should report the problem.
92 } catch (RuntimeException err) {
93 // Clients side will notice we went away, and report.
94 } finally {
95 try {
96 out_r.close();
97 } catch (IOException e2) {
98 // Ignore close failure, we probably crashed above.
99 }
100
101 try {
102 in_w.close();
103 } catch (IOException e2) {
104 // Ignore close failure, we probably crashed above.
105 }
106
107 remote.close();
108 }
109 }
110 };
111 worker.start();
112
113 init(in_r, out_w);
114 readAdvertisedRefs();
115 }
116
117 @Override
118 public void close() {
119 super.close();
120
121 if (worker != null) {
122 try {
123 worker.join();
124 } catch (InterruptedException ie) {
125 // Stop waiting and return anyway.
126 } finally {
127 worker = null;
128 }
129 }
130 }
131 }