diff options
Diffstat (limited to 'actioncable/lib/action_cable')
8 files changed, 53 insertions, 27 deletions
diff --git a/actioncable/lib/action_cable/channel/base.rb b/actioncable/lib/action_cable/channel/base.rb index 05764fe107..714d9887d4 100644 --- a/actioncable/lib/action_cable/channel/base.rb +++ b/actioncable/lib/action_cable/channel/base.rb @@ -166,7 +166,7 @@ module ActionCable end end - # Called by the cable connection when its cut, so the channel has a chance to cleanup with callbacks. + # Called by the cable connection when it's cut, so the channel has a chance to cleanup with callbacks. # This method is not intended to be called directly by the user. Instead, overwrite the #unsubscribed callback. def unsubscribe_from_channel # :nodoc: run_callbacks :unsubscribe do diff --git a/actioncable/lib/action_cable/channel/streams.rb b/actioncable/lib/action_cable/channel/streams.rb index 28092a8b2b..431a5c1063 100644 --- a/actioncable/lib/action_cable/channel/streams.rb +++ b/actioncable/lib/action_cable/channel/streams.rb @@ -1,6 +1,6 @@ module ActionCable module Channel - # Streams allow channels to route broadcastings to the subscriber. A broadcasting is, as discussed elsewhere, a pub/sub queue where any data + # Streams allow channels to route broadcastings to the subscriber. A broadcasting is, as discussed elsewhere, a pubsub queue where any data # placed into it is automatically sent to the clients that are connected at that time. It's purely an online queue, though. If you're not # streaming a broadcasting at the very moment it sends out an update, you will not get that update, if you connect after it has been sent. # diff --git a/actioncable/lib/action_cable/connection/client_socket.rb b/actioncable/lib/action_cable/connection/client_socket.rb index 95e1ac4c16..f6b11e93f0 100644 --- a/actioncable/lib/action_cable/connection/client_socket.rb +++ b/actioncable/lib/action_cable/connection/client_socket.rb @@ -50,14 +50,16 @@ module ActionCable @driver.on(:error) { |e| emit_error(e.message) } @stream = ActionCable::Connection::Stream.new(@stream_event_loop, self) + end + + def start_driver + return if @driver.nil? || @driver_started + @stream.hijack_rack_socket if callback = @env['async.callback'] callback.call([101, {}, @stream]) end - end - def start_driver - return if @driver.nil? || @driver_started @driver_started = true @driver.start end diff --git a/actioncable/lib/action_cable/connection/stream.rb b/actioncable/lib/action_cable/connection/stream.rb index ace250cd16..2d97b28c09 100644 --- a/actioncable/lib/action_cable/connection/stream.rb +++ b/actioncable/lib/action_cable/connection/stream.rb @@ -4,15 +4,13 @@ module ActionCable # This class is heavily based on faye-websocket-ruby # # Copyright (c) 2010-2015 James Coglan - class Stream + class Stream # :nodoc: def initialize(event_loop, socket) @event_loop = event_loop @socket_object = socket @stream_send = socket.env['stream.send'] @rack_hijack_io = nil - - hijack_rack_socket end def each(&callback) @@ -39,16 +37,16 @@ module ActionCable @socket_object.parse(data) end - private - def hijack_rack_socket - return unless @socket_object.env['rack.hijack'] + def hijack_rack_socket + return unless @socket_object.env['rack.hijack'] - @socket_object.env['rack.hijack'].call - @rack_hijack_io = @socket_object.env['rack.hijack_io'] + @socket_object.env['rack.hijack'].call + @rack_hijack_io = @socket_object.env['rack.hijack_io'] - @event_loop.attach(@rack_hijack_io, self) - end + @event_loop.attach(@rack_hijack_io, self) + end + private def clean_rack_hijack return unless @rack_hijack_io @event_loop.detach(@rack_hijack_io, self) diff --git a/actioncable/lib/action_cable/engine.rb b/actioncable/lib/action_cable/engine.rb index f5f1cb59e0..ae0c59dccd 100644 --- a/actioncable/lib/action_cable/engine.rb +++ b/actioncable/lib/action_cable/engine.rb @@ -6,7 +6,7 @@ require "active_support/core_ext/hash/indifferent_access" module ActionCable class Railtie < Rails::Engine # :nodoc: config.action_cable = ActiveSupport::OrderedOptions.new - config.action_cable.url = '/cable' + config.action_cable.mount_path = '/cable' config.eager_load_namespaces << ActionCable @@ -40,5 +40,16 @@ module ActionCable options.each { |k,v| send("#{k}=", v) } end end + + initializer "action_cable.routes" do + config.after_initialize do |app| + config = app.config + unless config.action_cable.mount_path.nil? + app.routes.prepend do + mount ActionCable.server => config.action_cable.mount_path, internal: true + end + end + end + end end end diff --git a/actioncable/lib/action_cable/helpers/action_cable_helper.rb b/actioncable/lib/action_cable/helpers/action_cable_helper.rb index 3067542b33..2081a37db6 100644 --- a/actioncable/lib/action_cable/helpers/action_cable_helper.rb +++ b/actioncable/lib/action_cable/helpers/action_cable_helper.rb @@ -1,28 +1,39 @@ module ActionCable module Helpers module ActionCableHelper - # Returns an "action-cable-url" meta tag with the value of the url specified in your - # configuration. Ensure this is above your javascript tag: + # Returns an "action-cable-url" meta tag with the value of the URL specified in your + # configuration. Ensure this is above your JavaScript tag: # # <head> # <%= action_cable_meta_tag %> # <%= javascript_include_tag 'application', 'data-turbolinks-track' => true %> # </head> # - # This is then used by Action Cable to determine the url of your WebSocket server. + # This is then used by Action Cable to determine the URL of your WebSocket server. # Your CoffeeScript can then connect to the server without needing to specify the - # url directly: + # URL directly: # # #= require cable # @App = {} # App.cable = Cable.createConsumer() # - # Make sure to specify the correct server location in each of your environments - # config file: + # Make sure to specify the correct server location in each of your environment + # config files: + # + # config.action_cable.mount_path = "/cable123" + # <%= action_cable_meta_tag %> would render: + # => <meta name="action-cable-url" content="/cable123" /> + # + # config.action_cable.url = "ws://actioncable.com" + # <%= action_cable_meta_tag %> would render: + # => <meta name="action-cable-url" content="ws://actioncable.com" /> # - # config.action_cable.url = "ws://example.com:28080" def action_cable_meta_tag - tag "meta", name: "action-cable-url", content: Rails.application.config.action_cable.url + tag "meta", name: "action-cable-url", content: ( + ActionCable.server.config.url || + ActionCable.server.config.mount_path || + raise("No Action Cable URL configured -- please configure this at config.action_cable.url") + ) end end end diff --git a/actioncable/lib/action_cable/server/configuration.rb b/actioncable/lib/action_cable/server/configuration.rb index ee17bff13b..9a7301287c 100644 --- a/actioncable/lib/action_cable/server/configuration.rb +++ b/actioncable/lib/action_cable/server/configuration.rb @@ -6,7 +6,7 @@ module ActionCable attr_accessor :logger, :log_tags attr_accessor :connection_class, :worker_pool_size attr_accessor :disable_request_forgery_protection, :allowed_request_origins - attr_accessor :cable, :url + attr_accessor :cable, :url, :mount_path attr_accessor :channel_paths # :nodoc: diff --git a/actioncable/lib/action_cable/subscription_adapter/redis.rb b/actioncable/lib/action_cable/subscription_adapter/redis.rb index ba4934a264..6b4236e7d3 100644 --- a/actioncable/lib/action_cable/subscription_adapter/redis.rb +++ b/actioncable/lib/action_cable/subscription_adapter/redis.rb @@ -33,7 +33,7 @@ module ActionCable end def redis_connection_for_subscriptions - ::Redis.new(@server.config.cable) + redis_connection end private @@ -43,10 +43,14 @@ module ActionCable def redis_connection_for_broadcasts @redis_connection_for_broadcasts || @server.mutex.synchronize do - @redis_connection_for_broadcasts ||= self.class.redis_connector.call(@server.config.cable) + @redis_connection_for_broadcasts ||= redis_connection end end + def redis_connection + self.class.redis_connector.call(@server.config.cable) + end + class Listener < SubscriberMap def initialize(adapter) super() |