Getting data from Icinga2 with ruby and livestatus

gimmeDatData.rb

require 'socket'

host = 'icinga_ip_address'
port = 6558

query = "GET hosts\n"
query << "Columns: name alias state services_with_state\n"
query << "OutputFormat: json\n"
query << "ResponseHeader: fixed16"

socket = TCPSocket.new(host, port)
socket.send(query, 0)
socket.send("\n", 0)
socket.send("\n", 0)
socket.shutdown(Socket::SHUT_WR)

response_header = socket.recv(16)
puts "header:"
puts response_header
puts "data:"
data = ""
while(line = socket.gets) do
    data << line
end

puts data