James Moger
2012-10-22 eba89539a29deba954035056437279088c3e047b
commit | author | age
93f0b1 1 /*
JM 2  * Copyright 2011 gitblit.com.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package com.gitblit;
17
ca9d0f 18 import java.io.IOException;
93f0b1 19 import java.text.MessageFormat;
JM 20 import java.util.ArrayList;
31abc2 21 import java.util.Collection;
93f0b1 22 import java.util.HashMap;
JM 23 import java.util.List;
24 import java.util.Map;
25
ca9d0f 26 import javax.servlet.ServletException;
JM 27 import javax.servlet.http.HttpServletRequest;
93f0b1 28 import javax.servlet.http.HttpServletResponse;
JM 29
c75304 30 import org.eclipse.jgit.lib.Repository;
JM 31
93f0b1 32 import com.gitblit.Constants.RpcRequest;
822dfe 33 import com.gitblit.models.RegistrantAccessPermission;
c75304 34 import com.gitblit.models.RefModel;
93f0b1 35 import com.gitblit.models.RepositoryModel;
284a7b 36 import com.gitblit.models.ServerSettings;
f08aab 37 import com.gitblit.models.TeamModel;
93f0b1 38 import com.gitblit.models.UserModel;
JM 39 import com.gitblit.utils.HttpUtils;
c75304 40 import com.gitblit.utils.JGitUtils;
31abc2 41 import com.gitblit.utils.RpcUtils;
93f0b1 42
JM 43 /**
44  * Handles remote procedure calls.
45  * 
46  * @author James Moger
47  * 
48  */
49 public class RpcServlet extends JsonServlet {
50
51     private static final long serialVersionUID = 1L;
f08aab 52
822dfe 53     public static final int PROTOCOL_VERSION = 5;
93f0b1 54
JM 55     public RpcServlet() {
56         super();
57     }
58
59     /**
60      * Processes an rpc request.
61      * 
62      * @param request
63      * @param response
64      * @throws javax.servlet.ServletException
65      * @throws java.io.IOException
66      */
67     @Override
ca9d0f 68     protected void processRequest(HttpServletRequest request, HttpServletResponse response)
JM 69             throws ServletException, IOException {
93f0b1 70         RpcRequest reqType = RpcRequest.fromName(request.getParameter("req"));
31abc2 71         String objectName = request.getParameter("name");
93f0b1 72         logger.info(MessageFormat.format("Rpc {0} request from {1}", reqType,
JM 73                 request.getRemoteAddr()));
284a7b 74
ca9d0f 75         UserModel user = (UserModel) request.getUserPrincipal();
ec5a88 76
7f7051 77         boolean allowManagement = user != null && user.canAdmin()
ec5a88 78                 && GitBlit.getBoolean(Keys.web.enableRpcManagement, false);
JM 79
7f7051 80         boolean allowAdmin = user != null && user.canAdmin()
ec5a88 81                 && GitBlit.getBoolean(Keys.web.enableRpcAdministration, false);
93f0b1 82
JM 83         Object result = null;
f08aab 84         if (RpcRequest.GET_PROTOCOL.equals(reqType)) {
JM 85             // Return the protocol version
86             result = PROTOCOL_VERSION;
87         } else if (RpcRequest.LIST_REPOSITORIES.equals(reqType)) {
93f0b1 88             // Determine the Gitblit clone url
JM 89             String gitblitUrl = HttpUtils.getGitblitURL(request);
90             StringBuilder sb = new StringBuilder();
91             sb.append(gitblitUrl);
92             sb.append(Constants.GIT_PATH);
93             sb.append("{0}");
94             String cloneUrl = sb.toString();
95
ca9d0f 96             // list repositories
93f0b1 97             List<RepositoryModel> list = GitBlit.self().getRepositoryModels(user);
JM 98             Map<String, RepositoryModel> repositories = new HashMap<String, RepositoryModel>();
99             for (RepositoryModel model : list) {
100                 String url = MessageFormat.format(cloneUrl, model.name);
101                 repositories.put(url, model);
102             }
103             result = repositories;
c75304 104         } else if (RpcRequest.LIST_BRANCHES.equals(reqType)) {
17820f 105             // list all local branches in all repositories accessible to user
JM 106             Map<String, List<String>> localBranches = new HashMap<String, List<String>>();
c75304 107             List<RepositoryModel> models = GitBlit.self().getRepositoryModels(user);
JM 108             for (RepositoryModel model : models) {
109                 if (!model.hasCommits) {
110                     // skip empty repository
111                     continue;
112                 }
17820f 113                 // get local branches
c75304 114                 Repository repository = GitBlit.self().getRepository(model.name);
JM 115                 List<RefModel> refs = JGitUtils.getLocalBranches(repository, false, -1);
17820f 116                 if (model.showRemoteBranches) {
JM 117                     // add remote branches if repository displays them
118                     refs.addAll(JGitUtils.getRemoteBranches(repository, false, -1));
119                 }
c75304 120                 if (refs.size() > 0) {
JM 121                     List<String> branches = new ArrayList<String>();
122                     for (RefModel ref : refs) {
123                         branches.add(ref.getName());
124                     }
17820f 125                     localBranches.put(model.name, branches);
c75304 126                 }
JM 127                 repository.close();
128             }
17820f 129             result = localBranches;
93f0b1 130         } else if (RpcRequest.LIST_USERS.equals(reqType)) {
JM 131             // list users
132             List<String> names = GitBlit.self().getAllUsernames();
133             List<UserModel> users = new ArrayList<UserModel>();
134             for (String name : names) {
135                 users.add(GitBlit.self().getUserModel(name));
136             }
137             result = users;
f08aab 138         } else if (RpcRequest.LIST_TEAMS.equals(reqType)) {
JM 139             // list teams
140             List<String> names = GitBlit.self().getAllTeamnames();
141             List<TeamModel> teams = new ArrayList<TeamModel>();
142             for (String name : names) {
143                 teams.add(GitBlit.self().getTeamModel(name));
144             }
145             result = teams;
31abc2 146         } else if (RpcRequest.CREATE_REPOSITORY.equals(reqType)) {
JM 147             // create repository
148             RepositoryModel model = deserialize(request, response, RepositoryModel.class);
b2fde8 149             try {
JM 150                 GitBlit.self().updateRepositoryModel(model.name, model, true);
151             } catch (GitBlitException e) {
152                 response.setStatus(failureCode);
153             }
31abc2 154         } else if (RpcRequest.EDIT_REPOSITORY.equals(reqType)) {
JM 155             // edit repository
156             RepositoryModel model = deserialize(request, response, RepositoryModel.class);
bcc616 157             // name specifies original repository name in event of rename
31abc2 158             String repoName = objectName;
JM 159             if (repoName == null) {
160                 repoName = model.name;
161             }
b2fde8 162             try {
JM 163                 GitBlit.self().updateRepositoryModel(repoName, model, false);
164             } catch (GitBlitException e) {
165                 response.setStatus(failureCode);
166             }
31abc2 167         } else if (RpcRequest.DELETE_REPOSITORY.equals(reqType)) {
JM 168             // delete repository
169             RepositoryModel model = deserialize(request, response, RepositoryModel.class);
170             GitBlit.self().deleteRepositoryModel(model);
171         } else if (RpcRequest.CREATE_USER.equals(reqType)) {
172             // create user
173             UserModel model = deserialize(request, response, UserModel.class);
b2fde8 174             try {
JM 175                 GitBlit.self().updateUserModel(model.username, model, true);
176             } catch (GitBlitException e) {
177                 response.setStatus(failureCode);
178             }
31abc2 179         } else if (RpcRequest.EDIT_USER.equals(reqType)) {
JM 180             // edit user
181             UserModel model = deserialize(request, response, UserModel.class);
182             // name parameter specifies original user name in event of rename
183             String username = objectName;
184             if (username == null) {
185                 username = model.username;
186             }
b2fde8 187             try {
JM 188                 GitBlit.self().updateUserModel(username, model, false);
189             } catch (GitBlitException e) {
190                 response.setStatus(failureCode);
191             }
31abc2 192         } else if (RpcRequest.DELETE_USER.equals(reqType)) {
JM 193             // delete user
194             UserModel model = deserialize(request, response, UserModel.class);
b2fde8 195             if (!GitBlit.self().deleteUser(model.username)) {
JM 196                 response.setStatus(failureCode);
197             }
f08aab 198         } else if (RpcRequest.CREATE_TEAM.equals(reqType)) {
JM 199             // create team
200             TeamModel model = deserialize(request, response, TeamModel.class);
201             try {
202                 GitBlit.self().updateTeamModel(model.name, model, true);
203             } catch (GitBlitException e) {
204                 response.setStatus(failureCode);
205             }
206         } else if (RpcRequest.EDIT_TEAM.equals(reqType)) {
207             // edit team
208             TeamModel model = deserialize(request, response, TeamModel.class);
209             // name parameter specifies original team name in event of rename
210             String teamname = objectName;
211             if (teamname == null) {
212                 teamname = model.name;
213             }
214             try {
215                 GitBlit.self().updateTeamModel(teamname, model, false);
216             } catch (GitBlitException e) {
217                 response.setStatus(failureCode);
218             }
219         } else if (RpcRequest.DELETE_TEAM.equals(reqType)) {
220             // delete team
221             TeamModel model = deserialize(request, response, TeamModel.class);
222             if (!GitBlit.self().deleteTeam(model.name)) {
223                 response.setStatus(failureCode);
224             }
31abc2 225         } else if (RpcRequest.LIST_REPOSITORY_MEMBERS.equals(reqType)) {
JM 226             // get repository members
227             RepositoryModel model = GitBlit.self().getRepositoryModel(objectName);
228             result = GitBlit.self().getRepositoryUsers(model);
229         } else if (RpcRequest.SET_REPOSITORY_MEMBERS.equals(reqType)) {
822dfe 230             // rejected since 1.2.0
JM 231             response.setStatus(failureCode);
232         } else if (RpcRequest.LIST_REPOSITORY_MEMBER_PERMISSIONS.equals(reqType)) {
233             // get repository member permissions
31abc2 234             RepositoryModel model = GitBlit.self().getRepositoryModel(objectName);
822dfe 235             result = GitBlit.self().getUserAccessPermissions(model);
JM 236         } else if (RpcRequest.SET_REPOSITORY_MEMBER_PERMISSIONS.equals(reqType)) {
237             // set the repository permissions for the specified users
238             RepositoryModel model = GitBlit.self().getRepositoryModel(objectName);
239             Collection<RegistrantAccessPermission> permissions = deserialize(request, response, RpcUtils.REGISTRANT_PERMISSIONS_TYPE);
240             result = GitBlit.self().setUserAccessPermissions(model, permissions);
f08aab 241         } else if (RpcRequest.LIST_REPOSITORY_TEAMS.equals(reqType)) {
JM 242             // get repository teams
243             RepositoryModel model = GitBlit.self().getRepositoryModel(objectName);
244             result = GitBlit.self().getRepositoryTeams(model);
245         } else if (RpcRequest.SET_REPOSITORY_TEAMS.equals(reqType)) {
822dfe 246             // rejected since 1.2.0
JM 247             response.setStatus(failureCode);
248         } else if (RpcRequest.LIST_REPOSITORY_TEAM_PERMISSIONS.equals(reqType)) {
249             // get repository team permissions
f08aab 250             RepositoryModel model = GitBlit.self().getRepositoryModel(objectName);
822dfe 251             result = GitBlit.self().getTeamAccessPermissions(model);
JM 252         } else if (RpcRequest.SET_REPOSITORY_TEAM_PERMISSIONS.equals(reqType)) {
253             // set the repository permissions for the specified teams
254             RepositoryModel model = GitBlit.self().getRepositoryModel(objectName);
255             Collection<RegistrantAccessPermission> permissions = deserialize(request, response, RpcUtils.REGISTRANT_PERMISSIONS_TYPE);
256             result = GitBlit.self().setTeamAccessPermissions(model, permissions);
31abc2 257         } else if (RpcRequest.LIST_FEDERATION_REGISTRATIONS.equals(reqType)) {
JM 258             // return the list of federation registrations
284a7b 259             if (allowAdmin) {
JM 260                 result = GitBlit.self().getFederationRegistrations();
261             } else {
262                 response.sendError(notAllowedCode);
263             }
31abc2 264         } else if (RpcRequest.LIST_FEDERATION_RESULTS.equals(reqType)) {
JM 265             // return the list of federation result registrations
284a7b 266             if (allowAdmin && GitBlit.canFederate()) {
31abc2 267                 result = GitBlit.self().getFederationResultRegistrations();
JM 268             } else {
b2fde8 269                 response.sendError(notAllowedCode);
31abc2 270             }
JM 271         } else if (RpcRequest.LIST_FEDERATION_PROPOSALS.equals(reqType)) {
272             // return the list of federation proposals
284a7b 273             if (allowAdmin && GitBlit.canFederate()) {
31abc2 274                 result = GitBlit.self().getPendingFederationProposals();
JM 275             } else {
b2fde8 276                 response.sendError(notAllowedCode);
31abc2 277             }
JM 278         } else if (RpcRequest.LIST_FEDERATION_SETS.equals(reqType)) {
279             // return the list of federation sets
284a7b 280             if (allowAdmin && GitBlit.canFederate()) {
31abc2 281                 String gitblitUrl = HttpUtils.getGitblitURL(request);
JM 282                 result = GitBlit.self().getFederationSets(gitblitUrl);
283             } else {
b2fde8 284                 response.sendError(notAllowedCode);
31abc2 285             }
da0269 286         } else if (RpcRequest.LIST_SETTINGS.equals(reqType)) {
JM 287             // return the server's settings
97d3af 288             ServerSettings settings = GitBlit.self().getSettingsModel();
284a7b 289             if (allowAdmin) {
JM 290                 // return all settings
291                 result = settings;
d03aff 292             } else {
ec5a88 293                 // anonymous users get a few settings to allow browser launching
JM 294                 List<String> keys = new ArrayList<String>();
295                 keys.add(Keys.web.siteName);
296                 keys.add(Keys.web.mountParameters);
9bdb91 297                 keys.add(Keys.web.syndicationEntries);
f08aab 298
ec5a88 299                 if (allowManagement) {
JM 300                     // keys necessary for repository and/or user management
301                     keys.add(Keys.realm.minPasswordLength);
302                     keys.add(Keys.realm.passwordStorage);
303                     keys.add(Keys.federation.sets);
304                 }
305                 // build the settings
97d3af 306                 ServerSettings managementSettings = new ServerSettings();
284a7b 307                 for (String key : keys) {
JM 308                     managementSettings.add(settings.get(key));
309                 }
4bd203 310                 if (allowManagement) {
97d3af 311                     managementSettings.pushScripts = settings.pushScripts;
4bd203 312                 }
284a7b 313                 result = managementSettings;
d03aff 314             }
JM 315         } else if (RpcRequest.EDIT_SETTINGS.equals(reqType)) {
316             // update settings on the server
284a7b 317             if (allowAdmin) {
97a20e 318                 Map<String, String> settings = deserialize(request, response,
d03aff 319                         RpcUtils.SETTINGS_TYPE);
JM 320                 GitBlit.self().updateSettings(settings);
321             } else {
322                 response.sendError(notAllowedCode);
323             }
84c1d5 324         } else if (RpcRequest.LIST_STATUS.equals(reqType)) {
b75734 325             // return the server's status information
284a7b 326             if (allowAdmin) {
486ee1 327                 result = GitBlit.self().getStatus();
JM 328             } else {
329                 response.sendError(notAllowedCode);
330             }
fee060 331         } else if (RpcRequest.CLEAR_REPOSITORY_CACHE.equals(reqType)) {
JM 332             // clear the repository list cache
4ebaf6 333             if (allowManagement) {
fee060 334                 GitBlit.self().resetRepositoryListCache();
JM 335             } else {
336                 response.sendError(notAllowedCode);
337             }
93f0b1 338         }
JM 339
340         // send the result of the request
341         serialize(response, result);
342     }
343 }