Unicorn -> Puma

.cloud66/deploy_hooks.yml

@@ -1,12 +1,18 @@
 default: &default
   first_thing:
     - snippet: cloud66/node
-      target: any
+      target: rails
       execute: true
+      apply_during: build_only
     - command: npm install -g bower
       sudo: true
-      target: any
+      target: rails
       execute: true
+      apply_during: build_only
+  after_rails:
+    - command: cd $STACK_PATH && bundle exec pumactl -P /tmp/web_server.pid restart
+      target: rails
+      apply_during: all
 
 development:
   <<: *default
@@ -17,14 +23,15 @@ development:
       execute: true
       run_on: single_server
       apply_during: all
-      sudo: false
     - source: /.cloud66/scripts/rebuild_indexes.sh
       destination: /tmp/rebuild_indexes.sh
       target: rails
       execute: true
       run_on: single_server
       apply_during: all
-      sudo: false
+    - command: cd $STACK_PATH && bundle exec pumactl -P /tmp/web_server.pid restart
+      target: rails
+      apply_during: all
 
 staging:
   <<: *default
@@ -35,14 +42,15 @@ staging:
       execute: true
       run_on: single_server
       apply_during: all
-      sudo: false
     - source: /.cloud66/scripts/rebuild_indexes.sh
       destination: /tmp/rebuild_indexes.sh
       target: rails
       execute: true
       run_on: single_server
       apply_during: all
-      sudo: false
+    - command: cd $STACK_PATH && bundle exec pumactl -P /tmp/web_server.pid restart
+      target: rails
+      apply_during: all
 
 production:
   <<: *default
@@ -53,4 +61,6 @@ production:
       execute: true
       run_on: single_server
       apply_during: all
-      sudo: false
+    - command: cd $STACK_PATH && bundle exec pumactl -P /tmp/web_server.pid restart
+      target: rails
+      apply_during: all

Gemfile

@@ -5,7 +5,7 @@ ruby '2.3.1'
 gem 'bower-rails', '~> 0.11.0'
 
 # Server
-gem 'unicorn', '~> 5.2.0'
+gem 'puma', '~> 3.6'
 
 # Rails
 gem 'rails', '~> 5.0.0'

Gemfile.lock

@@ -436,7 +436,6 @@ GEM
     kaminari (0.17.0)
       actionpack (>= 3.0.0)
       activesupport (>= 3.0.0)
-    kgio (2.10.0)
     launchy (2.4.3)
       addressable (~> 2.3)
     listen (3.1.5)
@@ -517,6 +516,7 @@ GEM
       binding_of_caller (>= 0.7)
       pry (>= 0.9.11)
     public_suffix (2.0.4)
+    puma (3.6.0)
     pundit (1.1.0)
       activesupport (>= 3.0.0)
     rack (2.0.1)
@@ -561,7 +561,6 @@ GEM
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    raindrops (0.17.0)
     rake (11.3.0)
     rb-fsevent (0.9.8)
     rb-inotify (0.9.7)
@@ -672,9 +671,6 @@ GEM
     uber (0.1.0)
     uglifier (3.0.3)
       execjs (>= 0.3.0, < 3)
-    unicorn (5.2.0)
-      kgio (~> 2.6)
-      raindrops (~> 0.7)
     virtus (1.0.5)
       axiom-types (~> 0.1)
       coercible (~> 1.0)
@@ -770,6 +766,7 @@ DEPENDENCIES
   pry-rails
   pry-remote
   pry-stack_explorer
+  puma (~> 3.6)
   pundit (~> 1.1)
   rack-cors (~> 0.4.0)
   rack-oauth2 (~> 1.4.0)
@@ -795,7 +792,6 @@ DEPENDENCIES
   transitions (~> 1.2)
   turbolinks (~> 5.0.1)
   uglifier (~> 3.0.3)
-  unicorn (~> 5.2.0)
   virtus (~> 1.0.5)
   yt (~> 0.28.1)
 

Procfile

@@ -1,3 +1,3 @@
-web: bundle exec unicorn -c ./config/unicorn.rb -E $RAILS_ENV -D
+web: bundle exec puma -e $RACK_ENV -b unix:///tmp/web_server.sock --pidfile /tmp/web_server.pid -d
 worker: bundle exec sidekiq -e $RAILS_ENV -q default -q mailers
-custom_web: bundle exec unicorn -c ./config/unicorn.rb -E $RAILS_ENV -D
+custom_web: bundle exec puma -e $RACK_ENV -b unix:///tmp/web_server.sock --pidfile /tmp/web_server.pid -d

Rakefile

@@ -2,6 +2,6 @@
 # for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
 
 Bundler.require(:tasks)
-require File.expand_path('../config/application', __FILE__)
+require_relative 'config/application'
 
 Cortex::Application.load_tasks

bin/rails

@@ -1,4 +1,4 @@
 #!/usr/bin/env ruby
-APP_PATH = File.expand_path('../../config/application',  __FILE__)
+APP_PATH = File.expand_path('../config/application', __dir__)
 require_relative '../config/boot'
 require 'rails/commands'

bin/update

@@ -0,0 +1,29 @@
+#!/usr/bin/env ruby
+require 'pathname'
+require 'fileutils'
+include FileUtils
+
+# path to your application root.
+APP_ROOT = Pathname.new File.expand_path('../../', __FILE__)
+
+def system!(*args)
+  system(*args) || abort("\n== Command #{args} failed ==")
+end
+
+chdir APP_ROOT do
+  # This script is a way to update your development environment automatically.
+  # Add necessary update steps to this file.
+
+  puts '== Installing dependencies =='
+  system! 'gem install bundler --conservative'
+  system('bundle check') || system!('bundle install')
+
+  puts "\n== Updating database =="
+  system! 'bin/rails db:migrate'
+
+  puts "\n== Removing old logs and tempfiles =="
+  system! 'bin/rails log:clear tmp:clear'
+
+  puts "\n== Restarting application server =="
+  system! 'bin/rails restart'
+end

config.ru

@@ -1,4 +1,5 @@
 # This file is used by Rack-based servers to start the application.
 
-require ::File.expand_path('../config/environment',  __FILE__)
+require_relative 'config/environment'
+
 run Rails.application

config/application.rb

@@ -1,7 +1,9 @@
-require File.expand_path('../boot', __FILE__)
+require_relative 'boot'
+
 require 'rails/all'
 require 'elasticsearch/rails/instrumentation'
-Bundler.require(:default, Rails.env)
+
+Bundler.require(*Rails.groups)
 
 module Cortex
   class Application < Rails::Application

config/boot.rb

@@ -1,7 +1,6 @@
-# Set up gems listed in the Gemfile.
-ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../Gemfile', __FILE__)
+ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../Gemfile', __dir__)
 
-require 'bundler/setup' if File.exists?(ENV['BUNDLE_GEMFILE'])
+require 'bundler/setup'
 
 # Cache requires
 require 'bootscale/setup'

config/cable.yml

@@ -0,0 +1,9 @@
+development:
+  adapter: async
+
+test:
+  adapter: async
+
+production:
+  adapter: redis
+  url: redis://localhost:6379/1

config/environment.rb

@@ -1,5 +1,5 @@
 # Load the Rails application.
-require File.expand_path('../application', __FILE__)
+require_relative 'application'
 
 # Initialize the Rails application.
 Cortex::Application.initialize!

config/environments/development.rb

@@ -15,7 +15,7 @@
   config.action_controller.perform_caching = false
 
   # Print deprecation notices to the Rails logger.
-  #config.active_support.deprecation = :log
+  config.active_support.deprecation = :log
 
   # Raise an error on page load if there are pending migrations
   config.active_record.migration_error = :page_load
@@ -24,6 +24,9 @@
   # This option may cause significant delays in view rendering with a large
   # number of complex assets.
   config.assets.debug = true
+  config.assets.quiet = true
+
+  # config.file_watcher = ActiveSupport::EventedFileUpdateChecker
 
   if ENV['DEPLOYED']
     config.cache_store = :redis_store, ENV['CACHE_URL']

config/environments/production.rb

@@ -14,13 +14,7 @@
   config.consider_all_requests_local       = false
   config.action_controller.perform_caching = true
 
-  # Enable Rack::Cache to put a simple HTTP cache in front of your application
-  # Add `rack-cache` to your Gemfile before enabling this.
-  # For large-scale production use, consider using a caching reverse proxy like nginx, varnish or squid.
-  # config.action_dispatch.rack_cache = true
-
-  # Disable Rails's static asset server (Apache or nginx will already do this).
-  config.serve_static_files = false
+  config.public_file_server.enabled = ENV['RAILS_SERVE_STATIC_FILES'].present?
 
   # Compress JavaScripts and CSS.
   config.assets.js_compressor  = Uglifier.new(:mangle => false)
@@ -29,16 +23,15 @@
   # Do not fallback to assets pipeline if a precompiled asset is missed.
   config.assets.compile = false
 
-  # Generate digests for assets URLs.
-  config.assets.digest = true
-
-  # Version of your assets, change this if you want to expire all your assets.
-  config.assets.version = '1.0'
-
   # Specifies the header that your server uses for sending files.
   # config.action_dispatch.x_sendfile_header = "X-Sendfile" # for apache
   # config.action_dispatch.x_sendfile_header = 'X-Accel-Redirect' # for nginx
 
+  # Mount Action Cable outside main process or domain
+  # config.action_cable.mount_path = nil
+  # config.action_cable.url = 'wss://example.com/cable'
+  # config.action_cable.allowed_request_origins = [ 'http://example.com', /http:\/\/example.*/ ]
+
   # Force all access to the app over SSL, use Strict-Transport-Security, and use secure cookies.
   # config.force_ssl = true
 
@@ -47,7 +40,7 @@
   config.log_level = :debug
 
   # Prepend all log lines with the following tags.
-  # config.log_tags = [ :subdomain, :uuid ]
+  config.log_tags = [ :request_id ]
 
   # Use a different logger for distributed setups.
   # config.logger = ActiveSupport::TaggedLogging.new(SyslogLogger.new)
@@ -58,23 +51,19 @@
   # Enable serving of images, stylesheets, and JavaScripts from an asset server.
   config.action_controller.asset_host = ENV['ASSET_HOST']
 
-  # Precompile additional assets.
-  # application.js, application.css, and all non-JS/CSS in app/assets folder are already added.
-  # config.assets.precompile += %w( search.js )
-
   # Enable locale fallbacks for I18n (makes lookups for any locale fall back to
   # the I18n.default_locale when a translation can not be found).
   config.i18n.fallbacks = true
 
   # Send deprecation notices to registered listeners.
   config.active_support.deprecation = :notify
 
-  # Disable automatic flushing of the log to improve performance.
-  # config.autoflush_log = false
-
   # Use default logging formatter so that PID and timestamp are not suppressed.
   config.log_formatter = ::Logger::Formatter.new
 
+  # Do not dump schema after migrations.
+  config.active_record.dump_schema_after_migration = false
+
   Paperclip.options[:command_path] = '/usr/local/bin/'
 
   config.paperclip_defaults = {

config/initializers/application_controller_renderer.rb

@@ -0,0 +1,6 @@
+# Be sure to restart your server when you modify this file.
+
+# ApplicationController.renderer.defaults.merge!(
+#   http_host: 'example.org',
+#   https: false
+# )

config/initializers/cookies_serializer.rb

@@ -0,0 +1,5 @@
+# Be sure to restart your server when you modify this file.
+
+# Specify a serializer for the signed and encrypted cookie jars.
+# Valid options are :json, :marshal, and :hybrid.
+Rails.application.config.action_dispatch.cookies_serializer = :json

config/initializers/new_framework_defaults.rb

@@ -0,0 +1,23 @@
+# Be sure to restart your server when you modify this file.
+#
+# This file contains migration options to ease your Rails 5.0 upgrade.
+#
+# Once upgraded flip defaults one by one to migrate to the new default.
+#
+# Read the Rails 5.0 release notes for more info on each option.
+
+# Enable per-form CSRF tokens. Previous versions had false.
+Rails.application.config.action_controller.per_form_csrf_tokens = false
+
+# Enable origin-checking CSRF mitigation. Previous versions had false.
+Rails.application.config.action_controller.forgery_protection_origin_check = false
+
+# Make Ruby 2.4 preserve the timezone of the receiver when calling `to_time`.
+# Previous versions had false.
+ActiveSupport.to_time_preserves_timezone = false
+
+# Require `belongs_to` associations by default. Previous versions had false.
+Rails.application.config.active_record.belongs_to_required_by_default = false
+
+# Do not halt callback chains when a callback returns false. Previous versions had true.
+ActiveSupport.halt_callback_chains_on_return_false = true

config/initializers/wrap_parameters.rb

@@ -5,7 +5,7 @@
 
 # Enable parameter wrapping for JSON. You can disable this by setting :format to an empty array.
 ActiveSupport.on_load(:action_controller) do
-  wrap_parameters format: [:json] if respond_to?(:wrap_parameters)
+  wrap_parameters format: [:json]
 end
 
 # To enable root element in JSON for ActiveRecord objects.