Class: Fluent::AESForwardInput

Inherits:
ForwardInput
  • Object
show all
Defined in:
lib/fluent/plugin/in_aes_forward.rb

Instance Method Summary collapse

Instance Method Details

#decrypt_data(record) ⇒ Object 



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# File 'lib/fluent/plugin/in_aes_forward.rb', line 12

def decrypt_data(record)
  decipher = OpenSSL::Cipher::AES.new(256, :CBC).decrypt
  decipher.key = @key
  decipher.iv = @iv
  decipher.update(Base64.decode64(record)) + decipher.final
end

#on_message(msg) ⇒ Object 



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# File 'lib/fluent/plugin/in_aes_forward.rb', line 19

def on_message(msg)
  if msg.nil?
    # for future TCP heartbeat_request
    return
  end

  # TODO format error
  tag = msg[0].to_s
  entries = decrypt_data(msg[1])

  if entries.class == String
    # PackedForward
    es = MessagePackEventStream.new(entries, @cached_unpacker)
    Engine.emit_stream(tag, es)

  elsif entries.class == Array
    # Forward
    es = MultiEventStream.new
    entries.each {|e|
      record = e[1]
      next if record.nil?
      time = e[0].to_i
      time = (now ||= Engine.now) if time == 0
      es.add(time, record)
    }
    Engine.emit_stream(tag, es)

  else
    # Message
    record = msg[2]
    return if record.nil?
    time = msg[1]
    time = Engine.now if time == 0
    Engine.emit(tag, time, record)
  end
end