marcelmorgan · November 27, 2013 20:18 · Nov 27, 2013 · Nov 27, 2013 · Nov 27, 2013 · Nov 27, 2013
diff --git a/addons.md b/addons.md
@@ -0,0 +1,9 @@
+Free addons!
+
+```
+heroku addons:add memcachier
+heroku addons:add sendgrid
+heroku addons:add newrelic
+heroku addons:add pgbackups
+heroku addons:add papertrail
+```
diff --git a/Gemfile b/Gemfile
@@ -10,6 +10,7 @@ end
 
 gem 'memcachier'
 gem 'dalli'
+# Fast IO for memcache
 gem 'kgio'
 
 # Serve static assets through Rack + Memcache

diff --git a/production.rb b/production.rb
@@ -4,6 +4,8 @@
 
   # Enable Rails's static asset server for Heroku
   config.serve_static_assets = true
+
+  # Set static assets cache header. rack-cache will cache those.
   config.static_cache_control = "public, max-age=31536000"
 
   config.cache_store = :dalli_store
@@ -12,11 +14,13 @@
                              :value_max_bytes => 10485760,
                              :expires_in => 1.day)
 
+  # Configure rack-cache for using memcachier
   config.action_dispatch.rack_cache = {
     :metastore    => client,
     :entitystore  => client
   }
 
+  # Send emails via sendgrid
   config.action_mailer.smtp_settings = {
     :address        => 'smtp.sendgrid.net',
     :port           => '587',

diff --git a/Gemfile b/Gemfile
@@ -1,11 +1,17 @@
 group :production do
   gem 'unicorn'
+
+  # Enable gzip compression on heroku, but don't compress images.
   gem 'heroku-deflater'
+
+  # Heroku injects it if it's not in there already
   gem 'rails_12factor'
 end
 
 gem 'memcachier'
 gem 'dalli'
 gem 'kgio'
 
+# Serve static assets through Rack + Memcache
+# https://devcenter.heroku.com/articles/rack-cache-memcached-rails31
 gem 'rack-cache'
diff --git a/config/environments/production.rb → production.rb b/config/environments/production.rb → production.rb
@@ -1,4 +1,7 @@
-Refuge::Application.configure do
+# config/environments/production.rb
+
+# ...
+
   # Enable Rails's static asset server for Heroku
   config.serve_static_assets = true
   config.static_cache_control = "public, max-age=31536000"
@@ -23,4 +26,6 @@
     :domain         => 'heroku.com',
     :enable_starttls_auto => true
   }
-end
+
+# ...
+
diff --git a/config/unicorn.rb → unicorn.rb b/config/unicorn.rb → unicorn.rb
@@ -1,3 +1,5 @@
+# config/unicorn.rb
+
 worker_processes 3
 timeout 30
 preload_app true

diff --git a/Procfile b/Procfile
@@ -0,0 +1 @@
+web: bundle exec unicorn -p $PORT -c ./config/unicorn.rb
diff --git a/config/unicorn.rb b/config/unicorn.rb
@@ -0,0 +1,33 @@
+worker_processes 3
+timeout 30
+preload_app true
+
+before_fork do |server, worker|
+  # Replace with MongoDB or whatever
+  if defined?(ActiveRecord::Base)
+    ActiveRecord::Base.connection.disconnect!
+    Rails.logger.info('Disconnected from ActiveRecord')
+  end
+
+  # If you are using Redis but not Resque, change this
+  if defined?(Resque)
+    Resque.redis.quit
+    Rails.logger.info('Disconnected from Redis')
+  end
+
+  sleep 1
+end
+
+after_fork do |server, worker|
+  # Replace with MongoDB or whatever
+  if defined?(ActiveRecord::Base)
+    ActiveRecord::Base.establish_connection
+    Rails.logger.info('Connected to ActiveRecord')
+  end
+
+  # If you are using Redis but not Resque, change this
+  if defined?(Resque)
+    Resque.redis = ENV['REDIS_URI']
+    Rails.logger.info('Connected to Redis')
+  end
+end
diff --git a/config/environments/production.rb b/config/environments/production.rb
@@ -0,0 +1,26 @@
+Refuge::Application.configure do
+  # Enable Rails's static asset server for Heroku
+  config.serve_static_assets = true
+  config.static_cache_control = "public, max-age=31536000"
+
+  config.cache_store = :dalli_store
+
+  client = Dalli::Client.new(ENV["MEMCACHIER_SERVERS"],
+                             :value_max_bytes => 10485760,
+                             :expires_in => 1.day)
+
+  config.action_dispatch.rack_cache = {
+    :metastore    => client,
+    :entitystore  => client
+  }
+
+  config.action_mailer.smtp_settings = {
+    :address        => 'smtp.sendgrid.net',
+    :port           => '587',
+    :authentication => :plain,
+    :user_name      => ENV['SENDGRID_USERNAME'],
+    :password       => ENV['SENDGRID_PASSWORD'],
+    :domain         => 'heroku.com',
+    :enable_starttls_auto => true
+  }
+end
diff --git a/Gemfile b/Gemfile
@@ -0,0 +1,11 @@
+group :production do
+  gem 'unicorn'
+  gem 'heroku-deflater'
+  gem 'rails_12factor'
+end
+
+gem 'memcachier'
+gem 'dalli'
+gem 'kgio'
+
+gem 'rack-cache'
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		web: bundle exec unicorn -p $PORT -c ./config/unicorn.rb