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 @Override
83 public void run() {
84 try {
85 final ReceivePack rp = receivePackFactory.create(req, remote);
86 rp.receive(out_r, in_w, System.err);
87 } catch (ServiceNotEnabledException e) {
88 // Ignored. Client cannot use this repository.
89 } catch (ServiceNotAuthorizedException e) {
90 // Ignored. Client cannot use this repository.
91 } catch (IOException err) {
92 // Client side of the pipes should report the problem.
93 } catch (RuntimeException err) {
94 // Clients side will notice we went away, and report.
95 } finally {
96 try {
97 out_r.close();
98 } catch (IOException e2) {
99 // Ignore close failure, we probably crashed above.
100 }
101
102 try {
103 in_w.close();
104 } catch (IOException e2) {
105 // Ignore close failure, we probably crashed above.
106 }
107
108 remote.close();
109 }
110 }
111 };
112 worker.start();
113
114 init(in_r, out_w);
115 readAdvertisedRefs();
116 }
117
118 @Override
119 public void close() {
120 super.close();
121
122 if (worker != null) {
123 try {
124 worker.join();
125 } catch (InterruptedException ie) {
126 // Stop waiting and return anyway.
127 } finally {
128 worker = null;
129 }
130 }
131 }
132 }