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module ActionCable
class Server
cattr_accessor(:logger, instance_reader: true) { Rails.logger }
attr_accessor :registered_channels, :redis_config, :log_tags
def initialize(redis_config:, channels:, worker_pool_size: 100, connection: Connection, log_tags: [ 'ActionCable' ])
@redis_config = redis_config.with_indifferent_access
@registered_channels = Set.new(channels)
@worker_pool_size = worker_pool_size
@connection_class = connection
@log_tags = log_tags
@connections = []
logger.info "[ActionCable] Initialized server (redis_config: #{@redis_config.inspect}, worker_pool_size: #{@worker_pool_size})"
end
def call(env)
@connection_class.new(self, env).process
end
def worker_pool
@worker_pool ||= ActionCable::Worker.pool(size: @worker_pool_size)
end
def pubsub
@pubsub ||= redis.pubsub
end
def redis
@redis ||= begin
redis = EM::Hiredis.connect(@redis_config[:url])
redis.on(:reconnect_failed) do
logger.info "[ActionCable] Redis reconnect failed."
# logger.info "[ActionCable] Redis reconnected. Closing all the open connections."
# @connections.map &:close
end
redis
end
end
def threaded_redis
@threaded_redis ||= Redis.new(redis_config)
end
def remote_connections
@remote_connections ||= RemoteConnections.new(self)
end
def broadcaster_for(channel)
Broadcaster.new(self, channel)
end
def broadcast(channel, message)
broadcaster_for(channel).broadcast(message)
end
def connection_identifiers
@connection_class.identifiers
end
def add_connection(connection)
@connections << connection
end
def remove_connection(connection)
@connections.delete connection
end
def open_connections_statistics
@connections.map(&:statistics)
end
end
end
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