summaryrefslogtreecommitdiffstats
path: root/src/main/java/com/gitblit/servlet/SparkleShareInviteServlet.java
blob: 150dd68a14cbe0695cd10304c04521f8ee2e01b4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
/*
 * Copyright 2013 gitblit.com.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.gitblit.servlet;

import java.io.IOException;
import java.net.URL;
import java.text.MessageFormat;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.gitblit.IStoredSettings;
import com.gitblit.Keys;
import com.gitblit.dagger.DaggerServlet;
import com.gitblit.manager.IAuthenticationManager;
import com.gitblit.manager.IRepositoryManager;
import com.gitblit.manager.IUserManager;
import com.gitblit.models.RepositoryModel;
import com.gitblit.models.UserModel;
import com.gitblit.utils.StringUtils;

import dagger.ObjectGraph;

/**
 * Handles requests for Sparkleshare Invites
 *
 * @author James Moger
 *
 */
public class SparkleShareInviteServlet extends DaggerServlet {

	private static final long serialVersionUID = 1L;

	private IStoredSettings settings;

	private IUserManager userManager;

	private IAuthenticationManager authenticationManager;

	private IRepositoryManager repositoryManager;

	@Override
	protected void inject(ObjectGraph dagger) {
		this.settings = dagger.get(IStoredSettings.class);
		this.userManager = dagger.get(IUserManager.class);
		this.authenticationManager = dagger.get(IAuthenticationManager.class);
		this.repositoryManager = dagger.get(IRepositoryManager.class);
	}

	@Override
	protected void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, java.io.IOException {
		processRequest(request, response);
	}

	@Override
	protected void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		processRequest(request, response);
	}

	protected void processRequest(javax.servlet.http.HttpServletRequest request,
			javax.servlet.http.HttpServletResponse response) throws javax.servlet.ServletException,
			java.io.IOException {

		int sshPort = settings.getInteger(Keys.git.sshPort, 0);
		if (sshPort == 0) {
			response.setStatus(HttpServletResponse.SC_FORBIDDEN);
			response.getWriter().append("SSH is not active on this server!");
			return;
		}
		// extract repo name from request
		String repoUrl = request.getPathInfo().substring(1);

		// trim trailing .xml
		if (repoUrl.endsWith(".xml")) {
			repoUrl = repoUrl.substring(0, repoUrl.length() - 4);
		}

		String username = null;
		String path;
		int fetchIndex = repoUrl.indexOf('@');
		if (fetchIndex > -1) {
			username = repoUrl.substring(0, fetchIndex);
			path = repoUrl.substring(fetchIndex + 1);
		} else {
			path = repoUrl;
		}

		String host = request.getServerName();
		String url = settings.getString(Keys.web.canonicalUrl, "https://localhost:8443");
		if (!StringUtils.isEmpty(url) && url.indexOf("localhost") == -1) {
			host = new URL(url).getHost();
		}

		UserModel user;
		if (StringUtils.isEmpty(username)) {
			user = authenticationManager.authenticate(request);
		} else {
			user = userManager.getUserModel(username);
		}
		if (user == null || user.disabled) {
			response.setStatus(HttpServletResponse.SC_FORBIDDEN);
			response.getWriter().append("Access is not permitted!");
			return;
		}

		// ensure that the requested repository exists
		RepositoryModel model = repositoryManager.getRepositoryModel(path);
		if (model == null) {
			response.setStatus(HttpServletResponse.SC_NOT_FOUND);
			response.getWriter().append(MessageFormat.format("Repository \"{0}\" not found!", path));
			return;
		}

		if (!user.canRewindRef(model)) {
			response.setStatus(HttpServletResponse.SC_FORBIDDEN);
			response.getWriter().append(MessageFormat.format("{0} does not have RW+ permissions to \"{1}\"!", user.username, model.name));
		}

		StringBuilder sb = new StringBuilder();
		sb.append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
		sb.append("<sparkleshare><invite>\n");
		sb.append(MessageFormat.format("<address>ssh://{0}@{1}:{2,number,0}/</address>\n", user.username, host, sshPort));
		sb.append(MessageFormat.format("<remote_path>/{0}</remote_path>\n", model.name));
		int fanoutPort = settings.getInteger(Keys.fanout.port, 0);
		if (fanoutPort > 0) {
			// Gitblit is running it's own fanout service for pubsub notifications
			sb.append(MessageFormat.format("<announcements_url>tcp://{0}:{1,number,0}</announcements_url>\n", request.getServerName(), fanoutPort));
		}
		sb.append("</invite></sparkleshare>\n");

		// write invite to client
		response.setContentType("application/xml");
		response.setContentLength(sb.length());
		response.getWriter().append(sb.toString());
	}
}