content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * 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.alibaba.nacos.config.server.aspect;
  
  import com.alibaba.nacos.config.server.monitor.MetricsMonitor;
  import com.alibaba.nacos.config.server.service.ConfigService;
  import com.alibaba.nacos.config.server.utils.GroupKey2;
  import com.alibaba.nacos.config.server.utils.LogUtil;
  import com.alibaba.nacos.config.server.utils.MD5;
  import com.alibaba.nacos.config.server.utils.RequestUtil;
  import org.aspectj.lang.ProceedingJoinPoint;
  import org.aspectj.lang.annotation.Around;
  import org.aspectj.lang.annotation.Aspect;
  import org.springframework.stereotype.Component;
  
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  
  /**
   * * Created with IntelliJ IDEA. User: dingjoey Date: 13-12-12 Time: 21:12 client api && sdk api 请求日志打点逻辑
   *
   * @author Nacos
   */
  @Aspect
  @Component
  public class RequestLogAspect {
      /**
       * publish config
       */
      private static final String CLIENT_INTERFACE_PUBLISH_SINGLE_CONFIG
          = "execution(* com.alibaba.nacos.config.server.controller.ConfigController.publishConfig(..)) && args"
          + "(request,response,dataId,group,tenant,content,..)";
  
      /**
       * get config
       */
      private static final String CLIENT_INTERFACE_GET_CONFIG
          = "execution(* com.alibaba.nacos.config.server.controller.ConfigController.getConfig(..)) && args(request,"
          + "response,dataId,group,tenant,..)";
  
      /**
       * remove config
       */
      private static final String CLIENT_INTERFACE_REMOVE_ALL_CONFIG
          = "execution(* com.alibaba.nacos.config.server.controller.ConfigController.deleteConfig(..)) && args(request,"
          + "response,dataId,group,tenant,..)";
  
  
      /**
       * publishSingle
       */
      @Around(CLIENT_INTERFACE_PUBLISH_SINGLE_CONFIG)
      public Object interfacePublishSingle(ProceedingJoinPoint pjp, HttpServletRequest request,
                                           HttpServletResponse response, String dataId, String group, String tenant,
                                           String content) throws Throwable {
          final String md5 = content == null ? null : MD5.getInstance().getMD5String(content);
          MetricsMonitor.getPublishMonitor().incrementAndGet();
          return logClientRequest("publish", pjp, request, response, dataId, group, tenant, md5);
      }
  
      /**
       * removeAll
       */
      @Around(CLIENT_INTERFACE_REMOVE_ALL_CONFIG)
      public Object interfaceRemoveAll(ProceedingJoinPoint pjp, HttpServletRequest request, HttpServletResponse response,
                                       String dataId, String group, String tenant) throws Throwable {
          return logClientRequest("remove", pjp, request, response, dataId, group, tenant, null);
      }
  
      /**
       * getConfig
       */
      @Around(CLIENT_INTERFACE_GET_CONFIG)
      public Object interfaceGetConfig(ProceedingJoinPoint pjp, HttpServletRequest request, HttpServletResponse response,
                                       String dataId, String group, String tenant) throws Throwable {
          final String groupKey = GroupKey2.getKey(dataId, group, tenant);
          final String md5 = ConfigService.getContentMd5(groupKey);
          MetricsMonitor.getConfigMonitor().incrementAndGet();
          return logClientRequest("get", pjp, request, response, dataId, group, tenant, md5);
      }
  
      /**
       * client api request log rt | status | requestIp | opType | dataId | group | datumId | md5
       */
      private Object logClientRequest(String requestType, ProceedingJoinPoint pjp, HttpServletRequest request,
                                      HttpServletResponse response, String dataId, String group, String tenant,
                                      String md5) throws Throwable {
          final String requestIp = RequestUtil.getRemoteIp(request);
          String appName = request.getHeader(RequestUtil.CLIENT_APPNAME_HEADER);
          final long st = System.currentTimeMillis();
          Object retVal = pjp.proceed();
          final long rt = System.currentTimeMillis() - st;
          // rt | status | requestIp | opType | dataId | group | datumId | md5 |
          // appName
          LogUtil.clientLog.info("{}|{}|{}|{}|{}|{}|{}|{}|{}", rt, retVal, requestIp, requestType, dataId, group, tenant,
              md5, appName);
          return retVal;
      }
  
  }
  