Class: LogStash::Inputs::Beats::MessageListener

Inherits:
Object
  • Object
show all
Defined in:
lib/logstash/inputs/beats/message_listener.rb

Defined Under Namespace

Classes: ConnectionState

Constant Summary collapse

FILEBEAT_LOG_LINE_FIELD = 
"message".freeze
LSF_LOG_LINE_FIELD = 
"line".freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(queue, input) ⇒ MessageListener

Returns a new instance of MessageListener.



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# File 'lib/logstash/inputs/beats/message_listener.rb', line 17

def initialize(queue, input)
  @connections_list = ThreadSafe::Hash.new
  @queue = queue
  @logger = input.logger
  @input = input

  @nocodec_transformer = RawEventTransform.new(@input)
  @codec_transformer = DecodedEventTransform.new(@input)
end

Instance Attribute Details

#connections_list ⇒ Object (readonly)

Returns the value of attribute connections_list.



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# File 'lib/logstash/inputs/beats/message_listener.rb', line 15

def connections_list
  @connections_list
end

#input ⇒ Object (readonly)

Returns the value of attribute input.



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# File 'lib/logstash/inputs/beats/message_listener.rb', line 15

def input
  @input
end

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



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# File 'lib/logstash/inputs/beats/message_listener.rb', line 15

def logger
  @logger
end

Instance Method Details

#onChannelInitializeException(ctx, cause) ⇒ Object 



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# File 'lib/logstash/inputs/beats/message_listener.rb', line 53

def onChannelInitializeException(ctx, cause)
  # This is mostly due to a bad certificate or keys, running Logstash in debug mode will show more information
  if cause.is_a?(Java::JavaLang::IllegalArgumentException)
    if input.logger.debug?
      input.logger.error("Looks like you either have an invalid key or your private key was not in PKCS8 format.")
    else
      input.logger.error("Looks like you either have an invalid key or your private key was not in PKCS8 format.", :exception => cause)
    end
  else
    input.logger.warn("Error when creating a connection", :exception => cause.to_s)
  end
end

#onConnectionClose(ctx) ⇒ Object 



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# File 'lib/logstash/inputs/beats/message_listener.rb', line 49

def onConnectionClose(ctx)
  unregister_connection(ctx)
end

#onException(ctx, cause) ⇒ Object 



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# File 'lib/logstash/inputs/beats/message_listener.rb', line 66

def onException(ctx, cause)
  unregister_connection(ctx) unless connections_list[ctx].nil?
end

#onNewConnection(ctx) ⇒ Object 



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# File 'lib/logstash/inputs/beats/message_listener.rb', line 45

def onNewConnection(ctx)
  register_connection(ctx)
end

#onNewMessage(ctx, message) ⇒ Object 



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# File 'lib/logstash/inputs/beats/message_listener.rb', line 27

def onNewMessage(ctx, message)
  hash = message.getData()

  target_field = extract_target_field(hash)

  if target_field.nil?
    event = LogStash::Event.new(hash)
    @nocodec_transformer.transform(event)
    @queue << event
  else
    codec(ctx).accept(CodecCallbackListener.new(target_field,
                                                hash,
                                                message.getIdentityStream(),
                                                @codec_transformer,
                                                @queue))
  end
end