ruby_to_statsd.rb

#! /usr/bin/env ruby
require 'haproxy'

haproxy = HAProxy.read_stats '/tmp/haproxy.sock'
statsd  = UDPSocket.new

haproxy.stats.each do |hi|
  if ['BACKEND', 'FRONTEND'].include?(hi[:svname])
    %w(scur smax ereq econ rate hrsp_2xx hrsp_3xx hrsp_4xx hrsp_5xx).each do |statname|
      stat = "haproxy.#{hi[:svname]}.#{hi[:pxname]}.#{statname}:#{hi[statname.to_sym]}|g"
      statsd.send(stat,0,'127.0.0.1',8125)
    end
  end
end