#!/usr/bin/env ruby
+require "English"
+require "rexml/document"
+
+def passenger_status
+ @passenger_status ||= REXML::Document.new(`/usr/sbin/passenger-status --show=xml`)
+end
+
def output_config
- puts <<-END
-graph_args --base 1000
-graph_category passenger
-graph_title Passenger requests
-graph_vlabel requests / ${graph_period}
-
-requests.label requests
-requests.type DERIVE
-requests.max 1000000
-requests.min 0
-END
- exit 0
+ puts <<~CONFIG
+ graph_args --base 1000 --lower-limit 0
+ graph_category passenger
+ graph_title Passenger requests
+ graph_vlabel requests / ${graph_period}
+
+ total.label total
+ total.type DERIVE
+ total.max 1000000
+ total.min 0
+ CONFIG
+
+ groups = passenger_status.get_elements("//supergroup").map do |supergroup|
+ supergroup.text("name")
+ end
+
+ groups.sort.each do |name|
+ puts "#{name}.label #{name}"
+ puts "#{name}.type DERIVE"
+ puts "#{name}.max 1000000"
+ puts "#{name}.min 0"
+ end
end
def output_values
- status = `/usr/sbin/passenger-status`
- unless $?.success?
- $stderr.puts "failed executing passenger-status"
- exit 1
- end
total_requests = 0
- status.scan(/Processed: (\d+)/).flatten.each { |count| total_requests += count.to_i }
- puts "requests.value #{total_requests}"
+
+ passenger_status.get_elements("//supergroup").map do |supergroup|
+ name = supergroup.text("name")
+ requests = 0
+
+ supergroup.get_elements("group/processes/process").each do |process|
+ requests += process.text("processed").to_i
+ end
+
+ total_requests += requests
+
+ puts "#{name}.value #{requests}"
+ end
+
+ puts "total.value #{total_requests}"
end
if ARGV[0] == "config"