1.修改日志切面和gateway的FeignRequestFilter，增加事务流水号，便于日志追踪

epmet-commons/epmet-commons-tools/src/main/java/com/epmet/commons/tools/aspect/BaseRequestLogAspect.java

@@ -1,10 +1,12 @@
 package com.epmet.commons.tools.aspect;
 
+import com.epmet.commons.tools.constant.AppClientConstant;
 import com.epmet.commons.tools.exception.ErrorCode;
 import com.epmet.commons.tools.exception.ExceptionUtils;
 import com.epmet.commons.tools.exception.RenException;
 import com.epmet.commons.tools.exception.ValidateException;
 import com.epmet.commons.tools.utils.Result;
+import org.apache.commons.lang3.StringUtils;
 import org.aspectj.lang.ProceedingJoinPoint;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -13,6 +15,7 @@ import org.springframework.dao.DuplicateKeyException;
 import javax.servlet.http.HttpServletRequest;
 import java.time.Duration;
 import java.time.LocalDateTime;
+import java.util.UUID;
 
 /**
  * 日志切面
@@ -47,56 +50,65 @@ public abstract class BaseRequestLogAspect {
     protected Object proceed(ProceedingJoinPoint point, HttpServletRequest request) throws Throwable {
         String requestURI = request.getRequestURI();
 
-        long threadId = Thread.currentThread().getId();
+        // 获取事务流水号
+        String transactionSerial = request.getHeader(AppClientConstant.TRANSACTION_SERIAL_KEY);
+        //if (StringUtils.isEmpty(transactionSerial)) {
+        //    transactionSerial = UUID.randomUUID().toString();
+        //}
+
+        // 将当前线程名称设置为事务流水号
+        if (!StringUtils.isEmpty(transactionSerial)) {
+            Thread.currentThread().setName(transactionSerial);
+        }
         Object result;
         LocalDateTime startTime = LocalDateTime.now();
 
         try {
             Object[] args = point.getArgs();
-            log.info(">>>>>>>>请求信息>>>>>>>>:线程ID:{},url:{},请求参数:{}", threadId, requestURI, objectsToString(args));
+            log.info(">>>>>>>>请求信息>>>>>>>>:事务流水号:{},url:{},请求参数:{}", transactionSerial, requestURI, objectsToString(args));
             result = point.proceed();
-            resultInfoLog(threadId, getExecPeriod(startTime), result);
+            resultInfoLog(transactionSerial, getExecPeriod(startTime), result);
         } catch (RenException e) {
             result = handleRenException(e);
-            resultErrorLog(threadId, getExecPeriod(startTime), result, e.getMsg(), ExceptionUtils.getErrorStackTrace(e));
+            resultErrorLog(transactionSerial, getExecPeriod(startTime), result, e.getMsg(), ExceptionUtils.getErrorStackTrace(e));
         } catch (ValidateException e) {
             result = handleValidateException(e);
-            resultErrorLog(threadId, getExecPeriod(startTime), result, e.getMsg(), ExceptionUtils.getErrorStackTrace(e));
+            resultErrorLog(transactionSerial, getExecPeriod(startTime), result, e.getMsg(), ExceptionUtils.getErrorStackTrace(e));
         } catch (DuplicateKeyException e) {
             result = handlerDuplicateKeyException(e);
-            resultErrorLog(threadId, getExecPeriod(startTime), result, e.getMessage(), ExceptionUtils.getErrorStackTrace(e));
+            resultErrorLog(transactionSerial, getExecPeriod(startTime), result, e.getMessage(), ExceptionUtils.getErrorStackTrace(e));
         } catch (RuntimeException re) {
             result = handlerRuntimeException(re);
-            resultErrorLog(threadId, getExecPeriod(startTime), result, re.getMessage(), ExceptionUtils.getErrorStackTrace(re));
+            resultErrorLog(transactionSerial, getExecPeriod(startTime), result, re.getMessage(), ExceptionUtils.getErrorStackTrace(re));
         } catch (Exception e) {
             result = handlerException(e);
-            resultErrorLog(threadId, getExecPeriod(startTime), result, e.getMessage(), ExceptionUtils.getErrorStackTrace(e));
+            resultErrorLog(transactionSerial, getExecPeriod(startTime), result, e.getMessage(), ExceptionUtils.getErrorStackTrace(e));
         }
         return result;
     }
 
     /**
      * info日志
-     * @param threadId
+     * @param transactionSerial
      * @param execTimeMillis
      * @param result
      */
-    private void resultInfoLog(Long threadId, Long execTimeMillis, Object result) {
-        log.info("<<<<<<<<正常响应<<<<<<<<:线程ID:{},执行时长:{}ms, 响应数据:{}",
-                threadId, execTimeMillis, result == null ? result : result.toString());
+    private void resultInfoLog(String transactionSerial, Long execTimeMillis, Object result) {
+        log.info("<<<<<<<<正常响应<<<<<<<<:事务流水号:{}, 执行时长:{}ms, 响应数据:{}",
+                transactionSerial, execTimeMillis, result == null ? result : result.toString());
     }
 
     /**
      * 异常信息
-     * @param threadId
+     * @param transactionSerial
      * @param execTimeMillis
      * @param result
      * @param exceptionMsg
      * @param exceptionDetail
      */
-    private void resultErrorLog(Long threadId, Long execTimeMillis, Object result, String exceptionMsg, String exceptionDetail) {
-        log.error("<<<<<<<<异常响应<<<<<<<<:线程ID:{},执行时长:{}ms, 响应数据:{}, 异常信息:{}, 堆栈信息:{}",
-                threadId, execTimeMillis, result == null ? result : result.toString(), exceptionMsg, exceptionDetail);
+    private void resultErrorLog(String transactionSerial, Long execTimeMillis, Object result, String exceptionMsg, String exceptionDetail) {
+        log.error("<<<<<<<<异常响应<<<<<<<<:事务流水号:{}, 执行时长:{}ms, 响应数据:{}, 异常信息:{}, 堆栈信息:{}",
+                transactionSerial, execTimeMillis, result == null ? result : result.toString(), exceptionMsg, exceptionDetail);
     }
 
     /**

epmet-commons/epmet-commons-tools/src/main/java/com/epmet/commons/tools/constant/AppClientConstant.java

@@ -40,4 +40,9 @@ public interface AppClientConstant {
      * 客户端
      * */
     String CLIENT = "client";
+
+    /**
+     * 事务流水号，每次请求串起来的多个服务拥有相同的流水号,便于日志追踪
+     */
+    String TRANSACTION_SERIAL_KEY = "Transaction-Serial";
 }

epmet-gateway/src/main/java/com/epmet/filter/FeignRequestFilter.java

@@ -17,6 +17,8 @@ import org.springframework.stereotype.Component;
 import org.springframework.web.server.ServerWebExchange;
 import reactor.core.publisher.Mono;
 
+import java.util.UUID;
+
 /**
  * Feign调用发送请求的Filter
  * 目前用于封装用户相关信息到request，供上游微服务使用
@@ -55,7 +57,9 @@ public class FeignRequestFilter implements GlobalFilter, UserTokenFilter {
 
         if (baseTokenDto != null) {
             ServerHttpRequest build = exchange.getRequest().mutate()
-                    .header(AppClientConstant.USER_ID, new String[]{baseTokenDto.getUserId()}).build();
+                    .header(AppClientConstant.USER_ID, new String[]{baseTokenDto.getUserId()})
+                    .header(AppClientConstant.TRANSACTION_SERIAL_KEY, new String[]{UUID.randomUUID().toString()})
+                    .build();
             return chain.filter(exchange.mutate().request(build).build());
         }