pino logger

https://getpino.io

$ npm i pino
$ npm i pino-http-send

logger webhook

• webhook.mjs

  import express from 'express';
  import bodyParser from 'body-parser';
  
  const app = express();
  
  app.use(bodyParser.json());
  app.use(bodyParser.urlencoded({ extended: false }));
  
  app.post('/', function (req, res) {
    console.log(req.body);
    res.send('hello world');
  });
  
  app.listen(8080);

$ node webhook.mjs

pino application

• app.mjs

  import pino from 'pino';
  
  const transport = pino.transport({
    targets: [
      {
        target: './stream.mjs',
        level: 'error',
        options: { destination: 'http://localhost:8080' },
      },
      {
        target: 'pino-pretty',
        level: 'debug',
        options: { destination: 1 },
      },
    ],
  });
  
  const logger = pino({ level: 'debug' }, transport);
  
  logger.debug('debug log!');
  logger.info('info log!');
  logger.error('error log!');

• stream.mjs

  import { createWriteStream } from 'pino-http-send';
  
  export default (options) => createWriteStream({
    url: options.destination,
  })

$ node app.mjs

---

실행 결과

webhook

$ node webhook.mjs 
{
  logs: [
    {
      level: 50,
      time: 1686037588315,
      pid: 54307,
      hostname: 'lyuyeong-giui-MacBookPro.local',
      msg: 'error log!'
    }
  ]
}

application

$ node app.mjs  
[16:46:28.315] DEBUG (54307): debug log!
[16:46:28.315] INFO (54307): info log!
[16:46:28.315] ERROR (54307): error log!