Simple logger to Elasticsearch

Features

success logging

error logging

ready for REST API logging (use EndpointLogger)

Elasticsearch errors durable

Sends emails, when elastic error happens. Maximum is one email per quota (By default 5 minutes)

If email connection is not available, print error to error.log

Install

npm install

Environment variables

MAIL_USER - smtp user

MAIL_PASS - smtp pass

MAIL_SMTP_SERVER - smtp host IP or URL

ERROR_ADDRESS - email address to send error emails

ERROR_INTERVAL - (number) in minutes. interval of error messages sending. Default is 5 minutes

Usage

let elasticsearch = require('elasticsearch'),
    logger = require('elastic-logger');
    
let client = new elasticsearch.Client({
      host: process.env.ELASTIC_DOMAIN,
      requestTimeout: 100 * 1000
    });
let log = new BasicLogger(client);

try {
    undefined_var
} catch (err) {
    log.error('my-testing-app', 'first method', err)
}

Test

npm test