Merge pull request #46 from mash-up-kr/feature/simple-log-for-prod

feat: production 환경에서는 로그를 간결하게 남기도록 한다.

src/util/config.ts

@@ -19,7 +19,10 @@ const FCM_PROJECT_ID = process.env.FCM_PROJECT_ID;
 const FCM_PRIVATE_KEY = process.env.FCM_PRIVATE_KEY;
 const FCM_CLIENT_EMAIL = process.env.FCM_CLIENT_EMAIL;
 
+const ENV = process.env.NODE_ENV;
+
 export default {
+  ENV,
   DB_URL,
   PORT,
   AWS_ACCESS_KEY_ID,

src/util/logger.ts

@@ -3,6 +3,8 @@ import { randomUUID } from 'crypto';
 import { Request, Response, NextFunction } from 'express';
 import pino from 'pino';
 
+import config from './config';
+
 const transport = pino.transport({
   targets: [
     {
@@ -20,24 +22,35 @@ const attachRequestId = (req: Request, res: Response, next: NextFunction) => {
   next();
 };
 
+const ENV = `${config.ENV}`;
+const isProduction = ENV === 'production';
+logger.info(`env: ${ENV} - ${isProduction}`);
+
 const loggerMiddleware = (req: Request, res: Response, next: NextFunction) => {
-  const start = Date.now();
+  const startTime = Date.now();
+  const { method, originalUrl, body } = req;
 
   logger.info(
-    { method: req.method, url: req.originalUrl, body: req.body },
-    `--> [${req.method}] ${req.originalUrl} Request called`,
+    isProduction ? undefined : { method, url: originalUrl, body },
+    `--> ${method} ${originalUrl}`,
   );
 
   const originalSend = res.send;
   res.send = (data) => {
-    logger[res.statusCode !== 200 ? 'error' : 'info'](
-      {
-        statusCode: res.statusCode,
-        duration: `${Date.now() - start}ms`,
-        response: JSON.parse(data),
-      },
-      `<-- [${req.method}] ${res.statusCode} ${req.originalUrl} Response received in ${Date.now() - start}ms`,
+    const duration = Date.now() - startTime;
+    const statusCode = res.statusCode;
+
+    logger[statusCode !== 200 ? 'error' : 'info'](
+      isProduction
+        ? undefined
+        : {
+            method,
+            url: originalUrl,
+            response: JSON.parse(data),
+          },
+      `<-- ${statusCode} ${method} ${originalUrl} (${duration}ms)`,
     );
+
     return originalSend.bind(res)(data);
   };