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@anotherjesse
Created February 26, 2009 07:07
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Chart application health from New Relic in Munin
#!/usr/bin/env ruby
require 'open-uri'
require 'rexml/document'
require 'rexml/xpath'
url = 'http://rpm.newrelic.com/accounts.xml?include=application_health'
headers = {'x-license-key' => 'YOUR LICENSE KEY'}
name = $0.split('_').last.split('.').first.downcase
sections = {
'cpu' => {:title => 'CPU', :metric => '%'},
'memory' => {:title => 'Memory', :metric => 'MB'},
'errors' => {:title => 'Errors', :metric => 'errors per minute'},
'response' => {:title => 'Response Time', :metric => 'ms'},
'throughput' => {:title => 'Throughput', :metric => 'calls per minute'},
'db' => {:title => 'DB', :metric => '%'}
}
unless sections.keys.member? name
puts "ERROR: specify section in #{sections.keys.inspect}"
puts "example: ln -s /usr/share/munin/plugins/relic.rb relic_db"
exit 1
end
section = sections[name]
if ARGV.first == 'autoconf'
puts 'yes'
exit 0
end
if ARGV.first == 'config'
puts "graph_category New Relic"
puts "graph_title #{section[:title]}"
puts "graph_vlabel #{section[:metric]}"
puts "#{name}.label #{name}"
exit 0
end
open(url, headers) do |f|
doc = REXML::Document.new(f.read)
REXML::XPath.each(doc, "//threshold_value") do |metric|
if metric.attributes['name'].downcase.match(name)
puts "#{name}.value #{metric.attributes['metric_value']}"
end
end
end
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