Class: Fluent::NSQOutput

Inherits:
BufferedOutput
  • Object
show all
Defined in:
lib/fluent/plugin/out_nsq.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ NSQOutput

Returns a new instance of NSQOutput.



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# File 'lib/fluent/plugin/out_nsq.rb', line 11

def initialize
  super
end

Instance Method Details

#configure(conf) ⇒ Object 



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# File 'lib/fluent/plugin/out_nsq.rb', line 15

def configure(conf)
  super

  fail ConfigError, 'Missing nsqlookupd' unless @nsqlookupd
  fail ConfigError, 'Missing topic' unless @topic
end

#format(tag, time, record) ⇒ Object 



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# File 'lib/fluent/plugin/out_nsq.rb', line 36

def format(tag, time, record)
  [tag, time, record].to_msgpack
end

#shutdown ⇒ Object 



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# File 'lib/fluent/plugin/out_nsq.rb', line 31

def shutdown
  super
  @producer.terminate
end

#start ⇒ Object 



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# File 'lib/fluent/plugin/out_nsq.rb', line 22

def start
  super
  lookupds = @nsqlookupd.split(',')
  @producer = Nsq::Producer.new(
    nsqlookupd: lookupds,
    topic: @topic
  )
end

#write(chunk) ⇒ Object 



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# File 'lib/fluent/plugin/out_nsq.rb', line 40

def write(chunk)
  return if chunk.empty?

  chunk.msgpack_each do |tag, time, record|
    next unless record.is_a? Hash
    # TODO get rid of this extra copy
    tagged_record = record.merge(
      _key: tag,
      _ts: time
    )
    @producer.write(tagged_record.to_json)
  end
end