gostexplr/bin/initdb.js

#!/usr/bin/env node
var exec = require('child_process').exec;
var models = require('../models');
var env = process.env.NODE_ENV || 'development';
var config = require(__dirname + '/../config/config.json')[env];

if (process.argv.length < 4) {
  console.log('Provide root user name and password for mysql');
  process.exit(0);
}

const dropUserDB = `mysql -u${process.argv[2]} -p${process.argv[3]} -e "drop database ${config.database};drop user ${config.username}"`
const createdb = `mysql -u${process.argv[2]} -p${process.argv[3]} -e "create database ${config.database}"`;
const createUser = `mysql -u${process.argv[2]} -p${process.argv[3]} -e "create user ${config.username} identified by '${config.password}'"`;
const grantAccess = `mysql -u${process.argv[2]} -p${process.argv[3]} -e "grant all on ${config.database}.* to ${config.username}"`;

exec(dropUserDB, function(err,stdout,stderr) {
	console.log(stdout);
	exec(createdb, function(err,stdout,stderr) {
	  if (err) {
	    console.log(err);
	    process.exit(0);
	  } else {
	    console.log(stdout);
	    exec(createUser, function(err, stdout, stderr) {
	      if (err) {
	      	console.log(err);
	      	process.exit(0);
	      } else {
	      	console.log(stdout);
	        exec(grantAccess, function(err, stdout, stderr) {
	          if (err) {
	            console.log(err);
	      	  } else {
	      	  	console.log(stdout);
	      	  	models.sequelize.sync({force: true})
	      	  	.then(() => {
	      	      console.log(`\nUSER (${config.username}) AND DATABASE (${config.database}) CREATED SUCCESSFULLY`);
	      	      process.exit(0);
	      	  	})
	      	  	.catch((err) => {
	      	  	  console.log(err);
	      	  	  process.exit(0);
	      	  	});
	      	  }
	      	});
	      }
	    });
	  }
	});
});