Class: BunnyBurrow::Server

Inherits:
Base
  • Object
show all
Defined in:
lib/bunny_burrow/server.rb

Instance Attribute Summary

Attributes inherited from Base

#log_prefix, #log_request, #log_response, #logger, #rabbitmq_connection, #rabbitmq_exchange, #rabbitmq_url, #timeout, #verify_peer

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#initialize

Constructor Details

This class inherits a constructor from BunnyBurrow::Base

Class Method Details

.create_response ⇒ Object 



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# File 'lib/bunny_burrow/server.rb', line 5

def self.create_response
  {
    status: STATUS_OK,
    error_message: nil,
    data: {}
  }
end

Instance Method Details

#shutdown ⇒ Object 



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# File 'lib/bunny_burrow/server.rb', line 67

def shutdown
  stop_waiting
  super
end

#stop_waiting ⇒ Object 



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# File 'lib/bunny_burrow/server.rb', line 61

def stop_waiting
  return unless @waiting
  process_lock.synchronize { process_condition.signal }
  @waiting = false
end

#subscribe(routing_key, queue_name = routing_key, &block) ⇒ Object 



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# File 'lib/bunny_burrow/server.rb', line 13

def subscribe(routing_key, queue_name = routing_key, &block)
  queue = channel.queue(queue_name, exclusive: false, auto_delete: true)
  queue.bind(topic_exchange, routing_key: routing_key)

  details = {
    routing_key: routing_key,
    queue: queue.name,
    exchange: topic_exchange.name
  }

  log "Subscribing #{details}"
  queue.subscribe(manual_ack: true) do |delivery_info, properties, payload|
    begin
      details = {
        delivery_info: delivery_info,
        properties: properties
      }

      details[:request] = payload if log_request?
      log "Receiving #{details}"

      response = block.call(payload)

      details[:response] = response if log_response?

      log "Replying #{details}"
      default_exchange.publish(response.to_json, :routing_key => properties.reply_to, persistence: false)

      log "Acknowledging #{details}"
      channel.ack delivery_info.delivery_tag
    rescue => e
      log e.message, level: :error
      response = {
        status: STATUS_SERVER_ERROR,
        error_message: e.message
      }
      default_exchange.publish(response.to_json, :routing_key => properties.reply_to, persistence: false)
    end
  end
rescue => e
  log e.message, level: :error
end

#wait ⇒ Object 



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# File 'lib/bunny_burrow/server.rb', line 56

def wait
  @waiting = true
  process_lock.synchronize { process_condition.wait(process_lock) }
end