Class: Tackle::Rabbit

Inherits:
Object
  • Object
show all
Includes:
TackleLogger
Defined in:
lib/tackle/rabbit.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from TackleLogger

#tackle_log

Constructor Details

#initialize(exchange_name, routing_key, queue_name, amqp_url, retry_delay, logger) ⇒ Rabbit 



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# File 'lib/tackle/rabbit.rb', line 11

def initialize(exchange_name, routing_key, queue_name, amqp_url, retry_delay, logger)
  @exchange_name = exchange_name
  @routing_key = routing_key
  @queue_name = queue_name
  @amqp_url = amqp_url
  @retry_delay = retry_delay
  @logger = logger
end

Instance Attribute Details

#channel ⇒ Object (readonly)

Returns the value of attribute channel.



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# File 'lib/tackle/rabbit.rb', line 9

def channel
  @channel
end

#dead_letter_queue ⇒ Object (readonly)

Returns the value of attribute dead_letter_queue.



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# File 'lib/tackle/rabbit.rb', line 9

def dead_letter_queue
  @dead_letter_queue
end

#exchange ⇒ Object (readonly)

Returns the value of attribute exchange.



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# File 'lib/tackle/rabbit.rb', line 9

def exchange
  @exchange
end

#queue ⇒ Object (readonly)

Returns the value of attribute queue.



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# File 'lib/tackle/rabbit.rb', line 9

def queue
  @queue
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/tackle/rabbit.rb', line 41

def close
  @channel.close
  tackle_log("Closed channel")
  @conn.close
  tackle_log("Closed connection to RabbitMQ")
end

#connect ⇒ Object 



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# File 'lib/tackle/rabbit.rb', line 20

def connect
  @conn = Bunny.new(@amqp_url)
  @conn.start
  tackle_log("Connected to RabbitMQ")

  @channel = @conn.create_channel
  @channel.prefetch(1)

  tackle_log("Connected to channel")
  connect_queue
  connect_dead_letter_queue
rescue StandardError => ex
  tackle_log("An exception occured while connecting to the server message='#{ex.message}'")

  raise ex
end

#dead_letter_exchange_name ⇒ Object 



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# File 'lib/tackle/rabbit.rb', line 48

def dead_letter_exchange_name
  "#{@exchange_name}.dead_letter_exchange"
end

#dead_letter_queue_name ⇒ Object 



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# File 'lib/tackle/rabbit.rb', line 52

def dead_letter_queue_name
  "#{@queue_name}_dead_letters"
end

#on_uncaught_exception(blk) ⇒ Object 



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# File 'lib/tackle/rabbit.rb', line 37

def on_uncaught_exception(blk)
  @channel.on_uncaught_exception(&blk)
end