cooljl31

Setup Rails application production environment on Ubuntu

Add deploy user

ssh root@YOURDOMAIN
adduser deploy
visudo # Add deploy ALL=(ALL) ALL

Install necessary libraries

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  # Use: it { should accept_nested_attributes_for(:association_name).and_accept({valid_values => true}).but_reject({ :reject_if_nil => nil })}
  RSpec::Matchers.define :accept_nested_attributes_for do |association|
    match do |model|
      @model = model
      @nested_att_present = model.respond_to?("#{association}_attributes=".to_sym)
      if @nested_att_present && @reject
        model.send("#{association}_attributes=".to_sym,[@reject])
        @reject_success = model.send("#{association}").empty?
      end
      model.send("#{association}").clear

cooljl31

# (v.respond_to?(:empty?) ? v.empty? : !v) is basically rails' .blank? in plain ruby
class Hash
  def delete_blank
    delete_if do |k, v|
      (v.respond_to?(:empty?) ? v.empty? : !v) or v.instance_of?(Hash) && v.delete_blank.empty?
    end
  end
end

cooljl31

The Ultimate Unit Testing Cheat-sheet

For Mocha, Chai and Sinon

using mocha/chai/sinon for node.js unit-tests? check out my utility: mocha-stirrer to easily reuse test components and mock require dependencies

---

• Sinon Chai
• Chai
• Sinon
• Mocha

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require 'rails_helper'

RSpec.describe TodosController, :type => :controller do

  describe "GET #index" do
  #describe "POST #create" do
  #describe "GET #show" do
  #describe "PATCH #update" do (or PUT #update)
  #describe "DELETE #destroy" do
  #describe "GET #new" do

cooljl31

Goals of this tutorial:

• deploy a new Rails app with capistrano
• make it fast (total process takes less than 5 minutes)
• make it simple (no unecessary config)
• manual ssh to the server not required

Rails application stack:

• nginx
• unicorn
• postgresql

cooljl31

'use strict';
// Generated on 2014-04-14 using generator-leaflet 0.0.14

var gulp = require('gulp');
var open = require('open');
var wiredep = require('wiredep').stream;

// Load plugins
var $ = require('gulp-load-plugins')();

cooljl31

require 'rubygems'
require 'sinatra'
require 'json'

class GitHubUpdater

  def self.update?(json)
    (JSON.parse(json)["ref"] == "refs/heads/master")
  end

cooljl31

#user  nobody;
#Defines which Linux system user will own and run the Nginx server

worker_processes  1;
#Referes to single threaded process. Generally set to be equal to the number of CPUs or cores.

#error_log  logs/error.log; #error_log  logs/error.log  notice;
#Specifies the file where server logs. 

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require File.join(File.dirname(__FILE__), 'deploy/nginx')
require File.join(File.dirname(__FILE__), 'deploy/log')

default_run_options[:pty] = true
set :ssh_options, { :forward_agent => true }

set :application, "appname"
set :repository,  "git@giturl"

set :scm, :git