source.dussan.org Git - jgit.git/blob

   1 /*
   2  * Copyright (C) 2009-2010, Google Inc. and others
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Distribution License v. 1.0 which is available at
   6  * https://www.eclipse.org/org/documents/edl-v10.php.
   7  *
   8  * SPDX-License-Identifier: BSD-3-Clause
   9  */
  10
  11 package org.eclipse.jgit.http.server.resolver;
  12
  13 import javax.servlet.http.HttpServletRequest;
  14
  15 import org.eclipse.jgit.lib.Config;
  16 import org.eclipse.jgit.lib.PersonIdent;
  17 import org.eclipse.jgit.lib.Repository;
  18 import org.eclipse.jgit.transport.ReceivePack;
  19 import org.eclipse.jgit.transport.resolver.ReceivePackFactory;
  20 import org.eclipse.jgit.transport.resolver.ServiceNotAuthorizedException;
  21 import org.eclipse.jgit.transport.resolver.ServiceNotEnabledException;
  22
  23 /**
  24  * Create and configure {@link org.eclipse.jgit.transport.ReceivePack} service
  25  * instance.
  26  * <p>
  27  * Writing by receive-pack is permitted if any of the following is true:
  28  * <ul>
  29  * <li>The container has authenticated the user and set
  30  * {@link javax.servlet.http.HttpServletRequest#getRemoteUser()} to the
  31  * authenticated name.
  32  * <li>The repository configuration file has {@code http.receivepack} explicitly
  33  * set to true.
  34  * </ul>
  35  * and explicitly rejected otherwise.
  36  */
  37 public class DefaultReceivePackFactory implements
  38                 ReceivePackFactory<HttpServletRequest> {
  39         private static class ServiceConfig {
  40                 final boolean set;
  41
  42                 final boolean enabled;
  43
  44                 ServiceConfig(Config cfg) {
  45                         set = cfg.getString("http", null, "receivepack") != null;
  46                         enabled = cfg.getBoolean("http", "receivepack", false);
  47                 }
  48         }
  49
  50         /** {@inheritDoc} */
  51         @Override
  52         public ReceivePack create(HttpServletRequest req, Repository db)
  53                         throws ServiceNotEnabledException, ServiceNotAuthorizedException {
  54                 final ServiceConfig cfg = db.getConfig().get(ServiceConfig::new);
  55                 String user = req.getRemoteUser();
  56
  57                 if (cfg.set) {
  58                         if (cfg.enabled) {
  59                                 if (user == null || "".equals(user))
  60                                         user = "anonymous";
  61                                 return createFor(req, db, user);
  62                         }
  63                         throw new ServiceNotEnabledException();
  64                 }
  65
  66                 if (user != null && !"".equals(user))
  67                         return createFor(req, db, user);
  68                 throw new ServiceNotAuthorizedException();
  69         }
  70
  71         private static ReceivePack createFor(final HttpServletRequest req,
  72                         final Repository db, final String user) {
  73                 final ReceivePack rp = new ReceivePack(db);
  74                 rp.setRefLogIdent(toPersonIdent(req, user));
  75                 return rp;
  76         }
  77
  78         private static PersonIdent toPersonIdent(HttpServletRequest req, String user) {
  79                 return new PersonIdent(user, user + "@" + req.getRemoteHost());
  80         }
  81 }