require 'sensu-mutator'
require 'net/http'

class Mute < Sensu::Mutator
  def mutate
    result = []
    client = @event['client']
    check  = @event['check']

    perfdata = check['output'].split('|').last.strip

    perfdata.split(/\s+/).each do |data|
      # label=value[UOM];[warn];[crit];[min];[max]
      label, value = data.split('=')

      name = label.strip.gsub(/\W/, '_')
      measurement = value.strip.split(';').first.gsub(/[^-\d\.]/, '')

      path = [client['name'], check['name'], name].join('.')

      result << [path, measurement, check['executed']].join("\t")
      @event['check']['output'] = result
    end
    puts result.join("\n")
  end

end