Bunyan-request NPM

bunyan-request

npm install bunyan-request --save

Request, response logger middleware for bunyan:

log request as req
log response as res
log request<>response duration in milliseconds as duration
creates, use and forward to response the x-request-id request header: get it if present, create it otherwise (uuid.v4())
log request id as id
provides req.log as an id-specialized logger for you to track your request in your entire application, every time you access the request object
compatible with pure http server, express, connect and any http middleware system
uses standard bunyan serializers

Here are the fields it creates, beautified with | bunyan cli.

screenshot

Install

npm install bunyan-request --save

Usage

var bunyan = require('bunyan');
var bunyanRequest = require('bunyan-request');
var express = require('express');

var app = express();
var logger = bunyan.createLogger({name: 'My App'});
var requestLogger = bunyanRequest({
  logger: logger,
  headerName: 'x-request-id'
});

app.use(requestLogger);
app.get('/', function(req, res) {
  // now use `req.log` as your request-specialized bunyan logger
  req.log.info('YO DAWG!');
  res.send('ok');
});