Class: LogStash::Codecs::Transit

Inherits:
Base
  • Object
show all
Defined in:
lib/logstash/codecs/transit.rb

Instance Method Summary collapse

Instance Method Details

#decode(data) {|event| ... } ⇒ Object

Yields:

  • (event) 


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# File 'lib/logstash/codecs/transit.rb', line 21

def decode(data)
  begin
    data = Base64.decode64(data) if @base64
    io = StringIO.new data
    reader = Transit::Reader.new(@transport.to_sym, io)
    event = LogStash::Event.new(reader.read)
    event["tags"] ||= []
  rescue => e
    @logger.warn("Trouble parsing transit input, falling back to plain text",
                 :input => data, :exception => e)
    event = LogStash::Event.new("") unless event
    event["message"] = data
    event["tags"] ||= []
    event["tags"] << "_transitparsefailure"
  end
  yield event
end

#encode(event) ⇒ Object 



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# File 'lib/logstash/codecs/transit.rb', line 40

def encode(event)
  data = LogStash::Util.normalize(event.to_hash)
  io = StringIO.new
  writer = Transit::Writer.new(@transport.to_sym, io)
  writer.write(data.merge(LogStash::Event::TIMESTAMP => event.timestamp.to_iso8601))

  encoded = io.string
  encoded = Base64.encode64(encoded) if @base64
  @on_event.call(event, encoded)
end

#register ⇒ Object 



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# File 'lib/logstash/codecs/transit.rb', line 15

def register
  require "transit"
  require "base64" if @base64
end