1 /*
2 * Copyright (C) 2009-2010, 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.http.server;
45
46 import static javax.servlet.http.HttpServletResponse.SC_FORBIDDEN;
47 import static javax.servlet.http.HttpServletResponse.SC_UNAUTHORIZED;
48 import static org.eclipse.jgit.http.server.ServletUtils.getRepository;
49
50 import java.io.IOException;
51
52 import javax.servlet.Filter;
53 import javax.servlet.FilterChain;
54 import javax.servlet.FilterConfig;
55 import javax.servlet.ServletException;
56 import javax.servlet.ServletRequest;
57 import javax.servlet.ServletResponse;
58 import javax.servlet.http.HttpServletRequest;
59 import javax.servlet.http.HttpServletResponse;
60
61 import org.eclipse.jgit.http.server.resolver.AsIsFileService;
62 import org.eclipse.jgit.lib.Repository;
63 import org.eclipse.jgit.transport.resolver.ServiceNotAuthorizedException;
64 import org.eclipse.jgit.transport.resolver.ServiceNotEnabledException;
65
66 class AsIsFileFilter implements Filter {
67 private final AsIsFileService asIs;
68
69 AsIsFileFilter(AsIsFileService getAnyFile) {
70 this.asIs = getAnyFile;
71 }
72
73 /** {@inheritDoc} */
74 @Override
75 public void init(FilterConfig config) throws ServletException {
76 // Do nothing.
77 }
78
79 /** {@inheritDoc} */
80 @Override
81 public void destroy() {
82 // Do nothing.
83 }
84
85 /** {@inheritDoc} */
86 @Override
87 public void doFilter(ServletRequest request, ServletResponse response,
88 FilterChain chain) throws IOException, ServletException {
89 HttpServletRequest req = (HttpServletRequest) request;
90 HttpServletResponse res = (HttpServletResponse) response;
91 try {
92 final Repository db = getRepository(request);
93 asIs.access(req, db);
94 chain.doFilter(request, response);
95 } catch (ServiceNotAuthorizedException e) {
96 res.sendError(SC_UNAUTHORIZED, e.getMessage());
97 } catch (ServiceNotEnabledException e) {
98 res.sendError(SC_FORBIDDEN, e.getMessage());
99 }
100 }
101 }