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gelf

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gelf-node

gelf-node is a full implementation for sending messages in GELF (Graylog Extended Log Format) from node.js

Install

npm install gelf

Example Usage

Initialize with defaults

const Gelf = require('gelf')
const gelf = new Gelf() // with default config
 
gelf.on('error', (err) => {
  console.log('ouch!', err)
})

Initialize with custom config

const Gelf = require('gelf')
const gelf = new Gelf({
  graylogPort: 12201,
  graylogHostname: '127.0.0.1',
  connection: 'wan',
  maxChunkSizeWan: 1420,
  maxChunkSizeLan: 8154
})

sending Messages

// send just a shortmessage
gelf.emit('gelf.log', 'myshortmessage')
 
// send a full message
const message = {
  "version": "1.0",
  "host": "www1",
  "short_message": "Short message",
  "full_message": "Backtrace here\n\nmore stuff",
  "timestamp": 1291899928.412,
  "level": 1,
  "facility": "payment-backend",
  "file": "/var/www/somefile.rb",
  "line": 356,
  "_user_id": 42,
  "_something_else": "foo"
}
 
gelf.emit('gelf.log', message);

Events

'error'

Emitted for errors

'gelf.log'

Logs a short or full message

Methods

closeSocket

Closes the UDP Socket

openSocket

Opens the Socket

Tests

npm run test