cookbooks/munin/files/default/plugins/passenger_processes

   1 #!/usr/bin/env ruby
   2
   3 def output_config
   4   puts <<-END
   5 graph_category passenger
   6 graph_title Passenger processes
   7 graph_order active inactive
   8 graph_vlabel processes
   9 graph_total total
  10
  11 active.label busy servers
  12 active.draw AREA
  13 inactive.label idle servers
  14 inactive.draw STACK
  15 END
  16   exit 0
  17 end
  18
  19 def output_values
  20   status = `/usr/sbin/passenger-status`
  21   unless $?.success?
  22     $stderr.puts "failed executing passenger-status"
  23     exit 1
  24   end
  25   status =~ /active\s+=\s+(\d+)/
  26   puts "active.value #{$1}"
  27
  28   status =~ /inactive\s+=\s+(\d+)/
  29   puts "inactive.value #{$1}"
  30 end
  31
  32 if ARGV[0] == "config"
  33   output_config
  34 else
  35   output_values
  36 end