This is a logging middleware for Koa.js server. It records every request in month-rotated log file in your specialized path.
const http = require('http');
const Koa = require("koa");
const app = new Koa();
const logger = require('koa-logging-middleware');
app.use(logger('./log/')); //fill in the your log path as argument
app.createServer(app.callback()).listen(80,()=>{
console.log('server is listening on 80 port')
})[date] <client ip> method status url type browser engine os architecture