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author | Chad Ingram <matrix9180@gmail.com> | 2017-01-17 23:20:36 -0500 |
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committer | Chad Ingram <matrix9180@gmail.com> | 2017-01-17 23:21:39 -0500 |
commit | a9c4dcee8dffeef60c86669ac57903a76a03524f (patch) | |
tree | b7994d6aca60602c01dc78aeefa2665806714dce | |
parent | 5ac8af203391c2bfa7f50cabefe65371f216347e (diff) | |
download | rails-a9c4dcee8dffeef60c86669ac57903a76a03524f.tar.gz rails-a9c4dcee8dffeef60c86669ac57903a76a03524f.tar.bz2 rails-a9c4dcee8dffeef60c86669ac57903a76a03524f.zip |
Add channel_prefix support to ActionCable redis/evented_redis adapters.
8 files changed, 72 insertions, 0 deletions
diff --git a/actioncable/lib/action_cable/subscription_adapter.rb b/actioncable/lib/action_cable/subscription_adapter.rb index 72e62f3daf..596269ab9b 100644 --- a/actioncable/lib/action_cable/subscription_adapter.rb +++ b/actioncable/lib/action_cable/subscription_adapter.rb @@ -4,5 +4,6 @@ module ActionCable autoload :Base autoload :SubscriberMap + autoload :ChannelPrefix end end diff --git a/actioncable/lib/action_cable/subscription_adapter/channel_prefix.rb b/actioncable/lib/action_cable/subscription_adapter/channel_prefix.rb new file mode 100644 index 0000000000..8b293cc785 --- /dev/null +++ b/actioncable/lib/action_cable/subscription_adapter/channel_prefix.rb @@ -0,0 +1,26 @@ +module ActionCable + module SubscriptionAdapter + module ChannelPrefix # :nodoc: + def broadcast(channel, payload) + channel = channel_with_prefix(channel) + super + end + + def subscribe(channel, callback, success_callback = nil) + channel = channel_with_prefix(channel) + super + end + + def unsubscribe(channel, callback) + channel = channel_with_prefix(channel) + super + end + + private + # Returns the channel name, including channel_prefix specified in cable.yml + def channel_with_prefix(channel) + [@server.config.cable[:channel_prefix], channel].compact.join(":") + end + end + end +end diff --git a/actioncable/lib/action_cable/subscription_adapter/evented_redis.rb b/actioncable/lib/action_cable/subscription_adapter/evented_redis.rb index c3018c5281..56b068976b 100644 --- a/actioncable/lib/action_cable/subscription_adapter/evented_redis.rb +++ b/actioncable/lib/action_cable/subscription_adapter/evented_redis.rb @@ -11,6 +11,8 @@ EventMachine.kqueue if EventMachine.kqueue? module ActionCable module SubscriptionAdapter class EventedRedis < Base # :nodoc: + prepend ChannelPrefix + @@mutex = Mutex.new # Overwrite this factory method for EventMachine Redis connections if you want to use a different Redis connection library than EM::Hiredis. diff --git a/actioncable/lib/action_cable/subscription_adapter/redis.rb b/actioncable/lib/action_cable/subscription_adapter/redis.rb index 62bd284a6b..41a6e55822 100644 --- a/actioncable/lib/action_cable/subscription_adapter/redis.rb +++ b/actioncable/lib/action_cable/subscription_adapter/redis.rb @@ -6,6 +6,8 @@ require "redis" module ActionCable module SubscriptionAdapter class Redis < Base # :nodoc: + prepend ChannelPrefix + # Overwrite this factory method for redis connections if you want to use a different Redis library than Redis. # This is needed, for example, when using Makara proxies for distributed Redis. cattr_accessor(:redis_connector) { ->(config) { ::Redis.new(url: config[:url]) } } diff --git a/actioncable/test/subscription_adapter/channel_prefix.rb b/actioncable/test/subscription_adapter/channel_prefix.rb new file mode 100644 index 0000000000..9ad659912e --- /dev/null +++ b/actioncable/test/subscription_adapter/channel_prefix.rb @@ -0,0 +1,36 @@ +require "test_helper" + +class ActionCable::Server::WithIndependentConfig < ActionCable::Server::Base + # ActionCable::Server::Base defines config as a class variable. + # Need config to be an instance variable here as we're testing 2 separate configs + def config + @config ||= ActionCable::Server::Configuration.new + end +end + +module ChannelPrefixTest + def test_channel_prefix + server2 = ActionCable::Server::WithIndependentConfig.new + server2.config.cable = alt_cable_config + server2.config.logger = Logger.new(StringIO.new).tap { |l| l.level = Logger::UNKNOWN } + + adapter_klass = server2.config.pubsub_adapter + + rx_adapter2 = adapter_klass.new(server2) + tx_adapter2 = adapter_klass.new(server2) + + subscribe_as_queue("channel") do |queue| + subscribe_as_queue("channel", rx_adapter2) do |queue2| + @tx_adapter.broadcast("channel", "hello world") + tx_adapter2.broadcast("channel", "hello world 2") + + assert_equal "hello world", queue.pop + assert_equal "hello world 2", queue2.pop + end + end + end + + def alt_cable_config + cable_config.merge(channel_prefix: "foo") + end +end diff --git a/actioncable/test/subscription_adapter/evented_redis_test.rb b/actioncable/test/subscription_adapter/evented_redis_test.rb index 2401950aa7..c55d35848e 100644 --- a/actioncable/test/subscription_adapter/evented_redis_test.rb +++ b/actioncable/test/subscription_adapter/evented_redis_test.rb @@ -1,8 +1,10 @@ require "test_helper" require_relative "./common" +require_relative "./channel_prefix" class EventedRedisAdapterTest < ActionCable::TestCase include CommonSubscriptionAdapterTest + include ChannelPrefixTest def setup super diff --git a/actioncable/test/subscription_adapter/redis_test.rb b/actioncable/test/subscription_adapter/redis_test.rb index 2ba5636656..4df5e0cbcd 100644 --- a/actioncable/test/subscription_adapter/redis_test.rb +++ b/actioncable/test/subscription_adapter/redis_test.rb @@ -1,8 +1,10 @@ require "test_helper" require_relative "./common" +require_relative "./channel_prefix" class RedisAdapterTest < ActionCable::TestCase include CommonSubscriptionAdapterTest + include ChannelPrefixTest def cable_config { adapter: "redis", driver: "ruby", url: "redis://127.0.0.1:6379/12" } diff --git a/railties/lib/rails/generators/rails/app/templates/config/cable.yml b/railties/lib/rails/generators/rails/app/templates/config/cable.yml index 0bbde6f74f..1da4913082 100644 --- a/railties/lib/rails/generators/rails/app/templates/config/cable.yml +++ b/railties/lib/rails/generators/rails/app/templates/config/cable.yml @@ -7,3 +7,4 @@ test: production: adapter: redis url: redis://localhost:6379/1 + channel_prefix: <%= app_name %>_production |