/*
* Copyright (C) 2009-2010, Google Inc.
* and other copyright owners as documented in the project's IP log.
*
* This program and the accompanying materials are made available
* under the terms of the Eclipse Distribution License v1.0 which
* accompanies this distribution, is reproduced below, and is
* available at http://www.eclipse.org/org/documents/edl-v10.php
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* - Neither the name of the Eclipse Foundation, Inc. nor the
* names of its contributors may be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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package org.eclipse.jgit.http.server.resolver;
import javax.servlet.http.HttpServletRequest;
import org.eclipse.jgit.lib.Config;
import org.eclipse.jgit.lib.PersonIdent;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.lib.Config.SectionParser;
import org.eclipse.jgit.transport.ReceivePack;
import org.eclipse.jgit.transport.resolver.ReceivePackFactory;
import org.eclipse.jgit.transport.resolver.ServiceNotAuthorizedException;
import org.eclipse.jgit.transport.resolver.ServiceNotEnabledException;
/**
* Create and configure {@link ReceivePack} service instance.
* <p>
* Writing by receive-pack is permitted if any of the following is true:
* <ul>
* <li>The container has authenticated the user and set
* {@link HttpServletRequest#getRemoteUser()} to the authenticated name.
* <li>The repository configuration file has {@code http.receivepack} explicitly
* set to true.
* </ul>
* and explicitly rejected otherwise.
*/
public class DefaultReceivePackFactory implements
ReceivePackFactory<HttpServletRequest> {
private static final SectionParser<ServiceConfig> CONFIG = new SectionParser<ServiceConfig>() {
public ServiceConfig parse(final Config cfg) {
return new ServiceConfig(cfg);
}
};
private static class ServiceConfig {
final boolean set;
final boolean enabled;
ServiceConfig(final Config cfg) {
set = cfg.getString("http", null, "receivepack") != null;
enabled = cfg.getBoolean("http", "receivepack", false);
}
}
public ReceivePack create(final HttpServletRequest req, final Repository db)
throws ServiceNotEnabledException, ServiceNotAuthorizedException {
final ServiceConfig cfg = db.getConfig().get(CONFIG);
String user = req.getRemoteUser();
if (cfg.set) {
if (cfg.enabled) {
if (user == null || "".equals(user))
user = "anonymous";
return createFor(req, db, user);
}
throw new ServiceNotEnabledException();
}
if (user != null && !"".equals(user))
return createFor(req, db, user);
throw new ServiceNotAuthorizedException();
}
private ReceivePack createFor(final HttpServletRequest req,
final Repository db, final String user) {
final ReceivePack rp = new ReceivePack(db);
rp.setRefLogIdent(toPersonIdent(req, user));
return rp;
}
private static PersonIdent toPersonIdent(HttpServletRequest req, String user) {
return new PersonIdent(user, user + "@" + req.getRemoteHost());
}
}