diff options
Diffstat (limited to 'actioncable/lib/action_cable/server/configuration.rb')
-rw-r--r-- | actioncable/lib/action_cable/server/configuration.rb | 30 |
1 files changed, 25 insertions, 5 deletions
diff --git a/actioncable/lib/action_cable/server/configuration.rb b/actioncable/lib/action_cable/server/configuration.rb index 935133cbba..9a248933c4 100644 --- a/actioncable/lib/action_cable/server/configuration.rb +++ b/actioncable/lib/action_cable/server/configuration.rb @@ -5,9 +5,9 @@ module ActionCable class Configuration attr_accessor :logger, :log_tags attr_accessor :connection_class, :worker_pool_size - attr_accessor :redis, :channels_path + attr_accessor :channel_load_paths attr_accessor :disable_request_forgery_protection, :allowed_request_origins - attr_accessor :url + attr_accessor :cable, :url def initialize @log_tags = [] @@ -15,13 +15,15 @@ module ActionCable @connection_class = ApplicationCable::Connection @worker_pool_size = 100 - @channels_path = Rails.root.join('app/channels') + @channel_load_paths = [Rails.root.join('app/channels')] @disable_request_forgery_protection = false end def channel_paths - @channels ||= Dir["#{channels_path}/**/*_channel.rb"] + @channel_paths ||= channel_load_paths.flat_map do |path| + Dir["#{path}/**/*_channel.rb"] + end end def channel_class_names @@ -29,7 +31,25 @@ module ActionCable Pathname.new(channel_path).basename.to_s.split('.').first.camelize end end + + # Returns constant of subscription adapter specified in config/cable.yml. + # If the adapter cannot be found, this will default to the Redis adapter. + # Also makes sure proper dependencies are required. + def pubsub_adapter + adapter = (cable.fetch('adapter') { 'redis' }) + path_to_adapter = "action_cable/subscription_adapter/#{adapter}" + begin + require path_to_adapter + rescue Gem::LoadError => e + raise Gem::LoadError, "Specified '#{adapter}' for Action Cable pubsub adapter, but the gem is not loaded. Add `gem '#{e.name}'` to your Gemfile (and ensure its version is at the minimum required by Action Cable)." + rescue LoadError => e + raise LoadError, "Could not load '#{path_to_adapter}'. Make sure that the adapter in config/cable.yml is valid. If you use an adapter other than 'postgresql' or 'redis' add the necessary adapter gem to the Gemfile.", e.backtrace + end + + adapter = adapter.camelize + adapter = 'PostgreSQL' if adapter == 'Postgresql' + "ActionCable::SubscriptionAdapter::#{adapter}".constantize + end end end end - |