| /** |
| * 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 org.apache.pulsar.manager.interceptor; |
| |
| import com.google.common.collect.Maps; |
| import com.google.gson.Gson; |
| import org.apache.commons.lang.StringUtils; |
| import org.apache.pulsar.manager.entity.EnvironmentEntity; |
| import org.apache.pulsar.manager.entity.EnvironmentsRepository; |
| import org.apache.pulsar.manager.entity.UserInfoEntity; |
| import org.apache.pulsar.manager.entity.UsersRepository; |
| import org.apache.pulsar.manager.service.JwtService; |
| import org.springframework.beans.factory.annotation.Autowired; |
| import org.springframework.beans.factory.annotation.Value; |
| import org.springframework.lang.Nullable; |
| import org.springframework.stereotype.Component; |
| import org.springframework.web.servlet.ModelAndView; |
| import org.springframework.web.servlet.handler.HandlerInterceptorAdapter; |
| |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| import javax.validation.Valid; |
| import java.util.Map; |
| import java.util.Optional; |
| |
| @Component |
| public class AdminHandlerInterceptor extends HandlerInterceptorAdapter { |
| |
| private final JwtService jwtService; |
| private final EnvironmentsRepository environmentsRepository; |
| |
| @Autowired |
| public AdminHandlerInterceptor(JwtService jwtService, EnvironmentsRepository environmentsRepository) { |
| this.jwtService = jwtService; |
| this.environmentsRepository = environmentsRepository; |
| } |
| |
| @Autowired |
| private UsersRepository usersRepository; |
| |
| @Value("${user.management.enable}") |
| private boolean userManagementEnable; |
| |
| @Override |
| public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception { |
| String token = request.getHeader("token"); |
| String saveToken = jwtService.getToken(request.getSession().getId()); |
| Map<String, Object> map = Maps.newHashMap(); |
| Gson gson = new Gson(); |
| if (saveToken == null ) { |
| // Get token from database |
| String username = request.getHeader("username"); |
| Optional<UserInfoEntity> userInfoEntityOptional = usersRepository.findByUserName(username); |
| if (!userInfoEntityOptional.isPresent()) { |
| map.put("message", "Please login."); |
| response.setStatus(401); |
| response.getWriter().append(gson.toJson(map)); |
| return false; |
| } |
| UserInfoEntity userInfoEntity = userInfoEntityOptional.get(); |
| if (StringUtils.isBlank(userInfoEntity.getAccessToken())) { |
| map.put("message", "The user token no find, please login"); |
| response.setStatus(401); |
| response.getWriter().append(gson.toJson(map)); |
| return false; |
| } |
| jwtService.setToken(request.getSession().getId(), userInfoEntity.getAccessToken()); |
| saveToken = jwtService.getToken(request.getSession().getId()); |
| } |
| if (token == null && !token.equals(saveToken)) { |
| map.put("message", "Please login."); |
| response.setStatus(401); |
| response.getWriter().append(gson.toJson(map)); |
| return false; |
| } |
| if (userManagementEnable) { |
| Optional<UserInfoEntity> optionalUserInfoEntity = usersRepository.findByAccessToken(token); |
| if (!optionalUserInfoEntity.isPresent()) { |
| map.put("message", "Please login."); |
| response.setStatus(401); |
| response.getWriter().append(gson.toJson(map)); |
| return false; |
| } |
| String username = request.getHeader("username"); |
| UserInfoEntity userInfoEntity = optionalUserInfoEntity.get(); |
| if (!userInfoEntity.getName().equals(username)) { |
| map.put("message", "Please login."); |
| response.setStatus(401); |
| response.getWriter().append(gson.toJson(map)); |
| return false; |
| } |
| } |
| String environment = request.getHeader("environment"); |
| Optional<EnvironmentEntity> environmentEntityOptional = environmentsRepository.findByName(environment); |
| if (!request.getRequestURI().startsWith("/pulsar-manager/environments") && !environmentEntityOptional.isPresent()) { |
| map.put("message", "Currently there is no active environment, please set one"); |
| response.setStatus(400); |
| response.getWriter().append(gson.toJson(map)); |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, |
| @Nullable ModelAndView modelAndView) throws Exception { |
| } |
| |
| @Override |
| public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) |
| throws Exception {} |
| |
| } |