cookbooks/munin/files/default/plugins/passenger_requests

   1 #!/usr/bin/env ruby
   2
   3 def output_config
   4   puts <<-END
   5 graph_args --base 1000
   6 graph_category passenger
   7 graph_title Passenger requests
   8 graph_vlabel requests / ${graph_period}
   9
  10 requests.label requests
  11 requests.type DERIVE
  12 requests.max 1000000
  13 requests.min 0
  14 END
  15   exit 0
  16 end
  17
  18 def output_values
  19   status = `/usr/sbin/passenger-status`
  20   unless $CHILD_STATUS.success?
  21     $stderr.puts "failed executing passenger-status"
  22     exit 1
  23   end
  24   total_requests = 0
  25   status.scan(/Processed: (\d+)/).flatten.each { |count| total_requests += count.to_i }
  26   puts "requests.value #{total_requests}"
  27 end
  28
  29 if ARGV[0] == "config"
  30   output_config
  31 else
  32   output_values
  33 end