TechEmpower.FrameworkBenchmarks/frameworks/JavaScript/nodejs/hello.js

var cluster = require('cluster')
  , numCPUs = require('os').cpus().length
  , http = require('http')
  , url = require('url');

var h = require('./helper.js');

//
// Handlers, one for each db config
//
var MongodbRawHandler = require('./handlers/mongodb-raw');
var MySQLRawHandler = require('./handlers/mysql-raw');
// Mongoose is a popular Node/MongoDB driver
var MongooseHandler = require('./handlers/mongoose');
// Sequelize is a popular Node/SQL driver
var SequelizeHandler = require('./handlers/sequelize');
// Node's redis package uses the C bindings of the hiredis library
var HiredisHandler = require('./handlers/redis');

if (cluster.isMaster) {
  // Fork workers.
  for (var i = 0; i < numCPUs; i++) {
    cluster.fork();
  }

  cluster.on('exit', function (worker, code, signal) {
    console.log('worker ' + worker.pid + ' died');
  });
} else {
  http.createServer(function (req, res) {
    var values = url.parse(req.url, true);
    var route = values.pathname;

    // Basic routes, no db required
    if (route === '/json') {
      return h.responses.jsonSerialization(req, res);
    } else if (route === '/plaintext') {
      return h.responses.plaintext(req, res);

    // No queries parameter required
    } else if (route === '/mongoose/db') {
      return MongooseHandler.SingleQuery(req, res);
    } else if (route === '/mongoose/fortunes') {
      return MongooseHandler.Fortunes(req, res);
    } else if (route === '/mongodb/db') {
      return MongodbRawHandler.SingleQuery(req, res);
    } else if (route === '/mongodb/fortunes') {
      return MongodbRawHandler.Fortunes(req, res);
    } else if (route === '/sequelize/db') {
      return SequelizeHandler.SingleQuery(req, res);
    } else if (route === '/sequelize/fortunes') {
      return SequelizeHandler.Fortunes(req, res);
    } else if (route === '/mysql/db') {
      return MySQLRawHandler.SingleQuery(req, res);
    } else if (route === '/mysql/fortunes') {
      return MySQLRawHandler.Fortunes(req, res);
    } else if (route === '/hiredis/db') {
      return HiredisHandler.SingleQuery(req, res);
    } else if (route === '/hiredis/fortunes') {
      return HiredisHandler.Fortunes(req, res);
    }

    else {
      var queries = isNaN(values.query.queries) ? 1 : parseInt(values.query.queries, 10);
      queries = Math.min(Math.max(queries, 1), 500);

      if (route === '/mongoose/queries') {
        return MongooseHandler.MultipleQueries(queries, req, res);
      } else if (route === '/mongoose/updates') {
        return MongooseHandler.Updates(queries, req, res);
      } else if (route === '/mongodb/queries') {
        return MongodbRawHandler.MultipleQueries(queries, req, res);
      } else if (route === '/mongodb/updates') {
        return MongodbRawHandler.Updates(queries, req, res);
      } else if (route === '/sequelize/queries') {
        return SequelizeHandler.MultipleQueries(queries, req, res);
      } else if (route === '/sequelize/updates') {
        return SequelizeHandler.Updates(queries, req, res);
      } else if (route === '/mysql/queries') {
        return MySQLRawHandler.MultipleQueries(queries, req, res);
      } else if (route === '/mysql/updates') {
        return MySQLRawHandler.Updates(queries, req, res);
      } else if (route === '/hiredis/queries') {
        return HiredisHandler.MultipleQueries(queries, req, res);
      } else if (route === '/hiredis/updates') {
        return HiredisHandler.Updates(queries, req, res);
      } else {
        return responses.routeNotImplemented(req, res);
      }
    }
  }).listen(8080, function() {
    console.log("NodeJS worker listening on port 8080");
  });
}