Module: ActiveEvent::EventSourceServer

Defined in:
lib/active_event/event_source_server.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#options ⇒ Object 



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# File 'lib/active_event/event_source_server.rb', line 45

def options
  @options ||= parse_options(ARGV)
end

Instance Method Details

#config_file ⇒ Object 



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# File 'lib/active_event/event_source_server.rb', line 41

def config_file
  File.expand_path('config/disco.yml', Rails.root)
end

#default_options ⇒ Object 



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# File 'lib/active_event/event_source_server.rb', line 24

def default_options
  {
      event_connection: {
          scheme: 'amqp',
          userinfo: nil,
          host: '127.0.0.1',
          port: 9797,
      },
      event_exchange: 'events'
  }
end

#env ⇒ Object 



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# File 'lib/active_event/event_source_server.rb', line 49

def env
  @env = ENV['PROJECTION_ENV'] || ENV['RAILS_ENV'] || ENV['RACK_ENV'] || 'development'
end

#event_channel ⇒ Object 



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# File 'lib/active_event/event_source_server.rb', line 16

def event_channel
  @event_channel ||= event_connection.create_channel
end

#event_connection ⇒ Object 



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# File 'lib/active_event/event_source_server.rb', line 12

def event_connection
  @event_server ||= Bunny.new URI::Generic.build(options[:event_connection]).to_s
end

#event_exchange ⇒ Object 



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# File 'lib/active_event/event_source_server.rb', line 20

def event_exchange
  @event_exchange ||= event_channel.fanout "server_side_#{options[:event_exchange]}"
end

#event_queue ⇒ Object 



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# File 'lib/active_event/event_source_server.rb', line 8

def event_queue
  @event_queue ||= event_channel.queue('', auto_delete: true).bind(event_exchange)
end

#parse_options(args) ⇒ Object 



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# File 'lib/active_event/event_source_server.rb', line 36

def parse_options(args)
  options = default_options
  options.merge! YAML.load_file(config_file)[env].deep_symbolize_keys! unless config_file.blank?
end

#subscribe_to(queue, &block) ⇒ Object 



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# File 'lib/active_event/event_source_server.rb', line 4

def subscribe_to(queue, &block)
  queue.subscribe(block: true, &block)
end