Class: Legion::Apollo::Messages::Writeback

Inherits:
Object
  • Object
show all
Includes:
Logging::Helper
Defined in:
lib/legion/apollo/messages/writeback.rb

Overview

Envelope for publishing knowledge writeback events to the Apollo exchange.

Constant Summary collapse

ROUTING_KEY = 
'apollo.writeback'
EXCHANGE = 
'apollo'

Instance Method Summary collapse

Instance Method Details

#publish(payload) ⇒ Object 



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# File 'lib/legion/apollo/messages/writeback.rb', line 15

def publish(payload)
  unless defined?(Legion::Transport)
    log.warn 'Apollo::Messages::Writeback publish skipped because Legion::Transport is unavailable'
    return
  end

  exchange = Legion::Transport::Exchange.new(EXCHANGE, type: :topic, auto_delete: false)
  exchange.publish(payload, routing_key: ROUTING_KEY)
  log.info { "Apollo::Messages::Writeback published routing_key=#{ROUTING_KEY} payload_bytes=#{payload.to_s.bytesize}" }
end