salix/services/mailer/application/database.js

var mysql = require('mysql');
var settings = require('./settings.js');

module.exports = {
    /**
     * Variable de instancia del pool
     */
    pool: null,

    /**
     * Iniciar pool de conexión con la base de datos
     */
    init: function() {
        this.pool = mysql.createPool(settings.mysql());

        this.pool.getConnection(function(error, connection) {
            if (error) {
                throw new Error('Can\'t connect to database: ' + error.code);
            } else if (settings.app().debug) {
                console.log('Database connection stablished');
            }
        });
    }
};