Upgrade to Rails 5.0

Closes #377

config/environments/production.rb

@@ -19,8 +19,7 @@ Rails.application.configure do
   # 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 = false
 
   # Compress JavaScripts and CSS.
   config.assets.js_compressor = Uglifier.new(harmony: true)
@@ -29,38 +28,37 @@ Rails.application.configure do
   # 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
+  # `config.assets.precompile` and `config.assets.version` have moved to config/initializers/assets.rb
 
-  # Version of your assets, change this if you want to expire all your assets.
-  config.assets.version = '1.0'
+  # Enable serving of images, stylesheets, and JavaScripts from an asset server.
+  # config.action_controller.asset_host = 'http://assets.example.com'
 
   # 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
+  # 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
 
-  # Set to :debug to see everything in the log.
-  config.log_level = :info
+  # Use the lowest log level to ensure availability of diagnostic information
+  # when problems arise.
+  config.log_level = :debug
 
   # Prepend all log lines with the following tags.
-  config.log_tags = [:subdomain, :uuid, :remote_ip]
-
-  # Use a different logger for distributed setups.
-  require 'syslog/logger'
-  config.logger = ActiveSupport::TaggedLogging.new(Syslog::Logger.new(ENV['app_name'] || 'registry'))
+  config.log_tags = [:request_id, :subdomain, :remote_ip]
 
   # Use a different cache store in production.
   # config.cache_store = :mem_cache_store
 
-  # Enable serving of images, stylesheets, and JavaScripts from an asset server.
-  # config.action_controller.asset_host = "http://assets.example.com"
-
-  # 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 )
+  # Use a real queuing backend for Active Job (and separate queues per environment)
+  # config.active_job.queue_adapter     = :resque
+  # config.active_job.queue_name_prefix = "domain_name_registry_#{Rails.env}"
+  config.action_mailer.perform_caching = false
 
   # Ignore bad email addresses and do not raise email delivery errors.
   # Set this to true and configure the email server for immediate delivery to raise delivery errors.
@@ -68,22 +66,29 @@ Rails.application.configure do
 
   # Enable locale fallbacks for I18n (makes lookups for any locale fall back to
   # the I18n.default_locale when a translation cannot be found).
-  config.i18n.fallbacks = true
+  config.i18n.fallbacks = [I18n.default_locale]
 
   # Send deprecation notices to registered listeners.
-  config.active_support.deprecation = :log
-
-  # Disable automatic flushing of the log to improve performance.
-  # config.autoflush_log = false
+  config.active_support.deprecation = :notify
 
   # Use default logging formatter so that PID and timestamp are not suppressed.
   config.log_formatter = ::Logger::Formatter.new
 
+  # Use a different logger for distributed setups.
+  require 'syslog/logger'
+  config.logger = ActiveSupport::TaggedLogging.new(Syslog::Logger.new(ENV['app_name'] || 'registry'))
+
+  if ENV["RAILS_LOG_TO_STDOUT"].present?
+    logger           = ActiveSupport::Logger.new(STDOUT)
+    logger.formatter = config.log_formatter
+    config.logger = ActiveSupport::TaggedLogging.new(logger)
+  end
+
   # Do not dump schema after migrations.
   config.active_record.dump_schema_after_migration = false
 end
 
-# In off mode, queueing a job will simply insert it into the database - 
-# the current process will make no effort to run it. 
+# In off mode, queueing a job will simply insert it into the database -
+# the current process will make no effort to run it.
 # You should use this if you want to use a dedicated process to work tasks
-Que.mode = :off 
+Que.mode = :off