km-log4js-logstash-tcp

This is a copy of the logstashUDP appender but instead sending via UDP send via TCP to avoid the maximum 64k bytes message size with the logstashUDP appender

Installation

You can install install log4js-logstash-tcp by adding this .git url to your package.json or do a

npm i -S km-log4js-logstash-tcp

Usage: logstash configuration

In the "input" part of the logstash server conf :

input {
	tcp {
		codec => "json"
		port => 5000
	}
}

Usage: log4js configuration

Plain javascript

var log4js = require('log4js');
log4js.configure({
    appenders: {
        logstash: {
            type: 'km-log4js-logstash-tcp',
            host: 'localhost',
            port: 5000,
            service: {
                name: 'server_a',
                ip: '1.1.2.3',
                environment: process.env.NODE_ENV || 'development'
            }
        },
        console: { type: 'console' }
    },
    categories: {
        default: { appenders: ['logstash', 'console'], level: 'info' }
    }
});
var logger = log4js.getLogger();
logger.error("important log message", {id: 123, object2: { foo: 'bar', obj2: { foo: 123 } }, bar: 'dai10' });