registro-steffo/server/connection.js

/* Copyright © 2016 Stefano Pigozzi, Emiliano Maccaferri
 * Released under the GPL v3 license
 */

var mysql = require("mysql");
var fs = require("fs");
var config = JSON.parse(fs.readFileSync("config.json", "utf8"));

var connection = mysql.createConnection({

  host: config.host,
  password: config.db_pass,
  user: config.db_user,
  database: config.database

});

function connect(){

  connection.connect(function(err){

    if(!err){

      console.log("API connessa al database MySQL!");

    }else{

      console.log("Errore durante la connessione!", err);
      connection.end();

    }

  });

  connection.on('error', function(err) {
    console.log('db error', err);
    connection.end();

    connection = mysql.createConnection({

      host: config.host,
      password: config.db_pass,
      user: config.db_user,
      database: config.database

    });

      connect();
  });

}

connect();

module.exports = connection;