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/*
* Copyright 2011 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;
import java.io.IOException;
import java.text.MessageFormat;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.gitblit.Constants.RpcRequest;
import com.gitblit.models.RepositoryModel;
import com.gitblit.models.SettingModel;
import com.gitblit.models.UserModel;
import com.gitblit.utils.HttpUtils;
import com.gitblit.utils.RpcUtils;
/**
* Handles remote procedure calls.
*
* @author James Moger
*
*/
public class RpcServlet extends JsonServlet {
private static final long serialVersionUID = 1L;
public RpcServlet() {
super();
}
/**
* Processes an rpc request.
*
* @param request
* @param response
* @throws javax.servlet.ServletException
* @throws java.io.IOException
*/
@Override
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
RpcRequest reqType = RpcRequest.fromName(request.getParameter("req"));
String objectName = request.getParameter("name");
logger.info(MessageFormat.format("Rpc {0} request from {1}", reqType,
request.getRemoteAddr()));
UserModel user = (UserModel) request.getUserPrincipal();
Object result = null;
if (RpcRequest.LIST_REPOSITORIES.equals(reqType)) {
// Determine the Gitblit clone url
String gitblitUrl = HttpUtils.getGitblitURL(request);
StringBuilder sb = new StringBuilder();
sb.append(gitblitUrl);
sb.append(Constants.GIT_PATH);
sb.append("{0}");
String cloneUrl = sb.toString();
// list repositories
List<RepositoryModel> list = GitBlit.self().getRepositoryModels(user);
Map<String, RepositoryModel> repositories = new HashMap<String, RepositoryModel>();
for (RepositoryModel model : list) {
String url = MessageFormat.format(cloneUrl, model.name);
repositories.put(url, model);
}
result = repositories;
} else if (RpcRequest.LIST_USERS.equals(reqType)) {
// list users
List<String> names = GitBlit.self().getAllUsernames();
List<UserModel> users = new ArrayList<UserModel>();
for (String name : names) {
users.add(GitBlit.self().getUserModel(name));
}
result = users;
} else if (RpcRequest.CREATE_REPOSITORY.equals(reqType)) {
// create repository
RepositoryModel model = deserialize(request, response, RepositoryModel.class);
try {
GitBlit.self().updateRepositoryModel(model.name, model, true);
} catch (GitBlitException e) {
response.setStatus(failureCode);
}
} else if (RpcRequest.EDIT_REPOSITORY.equals(reqType)) {
// edit repository
RepositoryModel model = deserialize(request, response, RepositoryModel.class);
// name specifies original repository name in event of rename
String repoName = objectName;
if (repoName == null) {
repoName = model.name;
}
try {
GitBlit.self().updateRepositoryModel(repoName, model, false);
} catch (GitBlitException e) {
response.setStatus(failureCode);
}
} else if (RpcRequest.DELETE_REPOSITORY.equals(reqType)) {
// delete repository
RepositoryModel model = deserialize(request, response, RepositoryModel.class);
GitBlit.self().deleteRepositoryModel(model);
} else if (RpcRequest.CREATE_USER.equals(reqType)) {
// create user
UserModel model = deserialize(request, response, UserModel.class);
try {
GitBlit.self().updateUserModel(model.username, model, true);
} catch (GitBlitException e) {
response.setStatus(failureCode);
}
} else if (RpcRequest.EDIT_USER.equals(reqType)) {
// edit user
UserModel model = deserialize(request, response, UserModel.class);
// name parameter specifies original user name in event of rename
String username = objectName;
if (username == null) {
username = model.username;
}
try {
GitBlit.self().updateUserModel(username, model, false);
} catch (GitBlitException e) {
response.setStatus(failureCode);
}
} else if (RpcRequest.DELETE_USER.equals(reqType)) {
// delete user
UserModel model = deserialize(request, response, UserModel.class);
if (!GitBlit.self().deleteUser(model.username)) {
response.setStatus(failureCode);
}
} else if (RpcRequest.LIST_REPOSITORY_MEMBERS.equals(reqType)) {
// get repository members
RepositoryModel model = GitBlit.self().getRepositoryModel(objectName);
result = GitBlit.self().getRepositoryUsers(model);
} else if (RpcRequest.SET_REPOSITORY_MEMBERS.equals(reqType)) {
// update repository access list
RepositoryModel model = GitBlit.self().getRepositoryModel(objectName);
Collection<String> names = deserialize(request, response, RpcUtils.NAMES_TYPE);
List<String> users = new ArrayList<String>(names);
if (!GitBlit.self().setRepositoryUsers(model, users)) {
response.setStatus(failureCode);
}
} else if (RpcRequest.LIST_FEDERATION_REGISTRATIONS.equals(reqType)) {
// return the list of federation registrations
result = GitBlit.self().getFederationRegistrations();
} else if (RpcRequest.LIST_FEDERATION_RESULTS.equals(reqType)) {
// return the list of federation result registrations
if (GitBlit.canFederate()) {
result = GitBlit.self().getFederationResultRegistrations();
} else {
response.sendError(notAllowedCode);
}
} else if (RpcRequest.LIST_FEDERATION_PROPOSALS.equals(reqType)) {
// return the list of federation proposals
if (GitBlit.canFederate()) {
result = GitBlit.self().getPendingFederationProposals();
} else {
response.sendError(notAllowedCode);
}
} else if (RpcRequest.LIST_FEDERATION_SETS.equals(reqType)) {
// return the list of federation sets
if (GitBlit.canFederate()) {
String gitblitUrl = HttpUtils.getGitblitURL(request);
result = GitBlit.self().getFederationSets(gitblitUrl);
} else {
response.sendError(notAllowedCode);
}
} else if (RpcRequest.LIST_SETTINGS.equals(reqType)) {
// return the server's settings
if (GitBlit.getBoolean(Keys.web.enableRpcAdministration, false)) {
result = GitBlit.self().getSettingsModel();
} else {
response.sendError(notAllowedCode);
}
} else if (RpcRequest.EDIT_SETTINGS.equals(reqType)) {
// update settings on the server
if (GitBlit.getBoolean(Keys.web.enableRpcAdministration, false)) {
Map<String, String> settings = deserialize(request, response,
RpcUtils.SETTINGS_TYPE);
GitBlit.self().updateSettings(settings);
} else {
response.sendError(notAllowedCode);
}
} else if (RpcRequest.LIST_STATUS.equals(reqType)) {
// return the server's status information
result = GitBlit.self().getStatus();
}
// send the result of the request
serialize(response, result);
}
}
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