nodejs简单http日志存储

nodejs实现简单http日志存储

 /*

 日志存储：

 202.189.63.115 - - [31/Aug/2008:15:42:31 +0800] "GET / HTTP/1.1" 200 1365 "-"

   "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:15.0) Gecko/20100101 Firefox/15.0.1"

 */

 let http = require("http"),

     fs = require("fs"),

     file = "access.log",

     retValue = Buffer.from("你好阿"),

     date = new Date(),

     day = date.getDate(),

     month = date.getMonth(),

     year = date.getFullYear(),

     hours = date.getHours(),

     seconds = date.getMinutes(),

     milis = date.getSeconds(),

     zone = "+8400";

 let server  = http.createServer(function(req,res){

 }).listen(8080)

 server.on("request",function(req,res){

     function getLog(req,status,size){

       let rizhi = "",

           ip,

           time,

           method,

           page,

           protocol,

           statusCode,

           userAgent;

       ip = req.connection.remoteAddress;

       time = `[${day}/${month}/${year}:${hours}:${seconds}:${milis} ${zone}]`;

       method = req.method;

       page = req.url;

       protocol = req.httpVersion;

       statusCode = status;

       size = size;

       userAgent = req.headers["user-agent"];

       rizhi = `${ip} - - ${time} "${method} ${page} HTTP${protocol}" ${statusCode} ${size}

         "-" "${userAgent}"`;

           console.log(rizhi)

         return rizhi;

     }

     function writeLog(f,req,res,status,size,fn){

         let rizhi = fn(req,status,size);

         fs.writeFileSync(file,rizhi)

     }

     if(req.method.toLowerCase() === 'get'){

       if(req.url === '/app'){

           let status = 200;

           let size = 20000;

           writeLog(file,req,res,status,size,getLog)

       }

     }

 })

效果：

 ::1 - - [9/5/2019:13:54:6 -480] "GET /app HTTP1.1" 200 20000

         "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.86 Safari/537.36"