redesigned http logger to output json objects

api/src/index.ts

@@ -5,24 +5,24 @@ import express = require('express');
 import cors = require('cors');
 import morgan = require('morgan');
 const app = express()
-import chalk from 'chalk';
+
 app.use(morgan((tokens: morgan.TokenIndexer, req: express.Request, res: express.Response) => {
-  const status = Number(tokens.status(req, res));
+  return JSON.stringify({
+    type: 'http',
+    timestamp: new Date().toISOString(),
 
-  // Colorize status code
-  const statusColor = status >= 500 ? chalk.red
-    : status >= 400 ? chalk.yellow
-      : status >= 300 ? chalk.cyan
-        : chalk.green;
+    method: tokens.method(req, res),
+    path: tokens.url(req, res),
+    status: Number(tokens.status(req, res)),
+    response_time_ms: Number(tokens['response-time'](req, res)),
 
-  return [
-    chalk.gray(`[${new Date().toISOString()}]`),
-    chalk.blue.bold(tokens.method(req, res)),
-    tokens.url(req, res),
-    statusColor(status),
-    chalk.magenta(tokens['response-time'](req, res) + ' ms'),
-    chalk.yellow(`- User: ${req.user?.name ? `${req.user.name} (${req.user.id})` : 'Unauthenticated'}`),
-  ].join(' ');
+    ip: req.ip,
+    user_agent: req.headers['user-agent'],
+
+    user: req.user
+      ? { id: req.user.id, name: req.user.name }
+      : null,
+  });
 }, {
   skip: (req: express.Request) => {
     return req.originalUrl === '/members/me';