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Contents
#! /usr/bin/env ruby
#
# metric-windows-disk-usage.rb
#
# DESCRIPTION:
# This plugin collects and outputs disk usage metrics in a Graphite acceptable format.
#
# OUTPUT:
# metric data
#
# PLATFORMS:
# Windows
#
# DEPENDENCIES:
# gem: sensu-plugin
#
# USAGE:
#
# NOTES:
#
# LICENSE:
# Copyright 2014 <alex.slynko@wonga.com>
# Released under the same terms as Sensu (the MIT license); see LICENSE for details.
#
require 'sensu-plugin/metric/cli'
require 'socket'
class DiskUsageMetric < Sensu::Plugin::Metric::CLI::Graphite
option :scheme,
description: 'Metric naming scheme, text to prepend to .$parent.$child',
long: '--scheme SCHEME',
default: "#{Socket.gethostname}.disk_usage"
option :ignore_mnt,
description: 'Ignore mounts matching pattern(s)',
short: '-i MNT[,MNT]',
long: '--ignore-mount',
proc: proc { |a| a.split(',') }
option :include_mnt,
description: 'Include only mounts matching pattern(s)',
short: '-I MNT[,MNT]',
long: '--include-mount',
proc: proc { |a| a.split(',') }
BYTES_TO_MBYTES = 1024 * 1024
def run
`wmic logicaldisk get caption, drivetype, freespace, size`.split(/\n+/).each do |line|
caption, drivetype, freespace, size = line.split
next unless drivetype.to_i == 3
next if config[:ignore_mnt] && config[:ignore_mnt].find { |x| caption.match(x) }
next if config[:include_mnt] && !config[:include_mnt].find { |x| caption.match(x) }
caption = "disk_#{caption[0]}"
freespace = freespace.to_f / BYTES_TO_MBYTES
size = size.to_f / BYTES_TO_MBYTES
output [config[:scheme], caption, 'used'].join('.'), (size - freespace).round(2)
output [config[:scheme], caption, 'avail'].join('.'), freespace.round(2)
output [config[:scheme], caption, 'used_percentage'].join('.'), ((size - freespace) / size * 100).round
end
ok
end
end
Version data entries
16 entries across 16 versions & 1 rubygems