/usr/lib/ruby/vendor_ruby/metriks/reporter/graphite.rb is in ruby-metriks 0.9.9.6-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 | require 'socket'
module Metriks::Reporter
class Graphite
attr_reader :host, :port
def initialize(host, port, options = {})
@host = host
@port = port
@prefix = options[:prefix]
@registry = options[:registry] || Metriks::Registry.default
@interval = options[:interval] || 60
@on_error = options[:on_error] || proc { |ex| }
end
def socket
@socket = nil if @socket && @socket.closed?
@socket ||= TCPSocket.new(@host, @port)
end
def start
@thread ||= Thread.new do
loop do
sleep @interval
Thread.new do
begin
write
rescue Exception => ex
@on_error[ex] rescue nil
end
end
end
end
end
def stop
@thread.kill if @thread
@thread = nil
end
def restart
stop
start
end
def write
@registry.each do |name, metric|
case metric
when Metriks::Meter
write_metric name, metric, [
:count, :one_minute_rate, :five_minute_rate,
:fifteen_minute_rate, :mean_rate
]
when Metriks::Counter
write_metric name, metric, [
:count
]
when Metriks::Gauge
write_metric name, metric, [
:value
]
when Metriks::UtilizationTimer
write_metric name, metric, [
:count, :one_minute_rate, :five_minute_rate,
:fifteen_minute_rate, :mean_rate,
:min, :max, :mean, :stddev,
:one_minute_utilization, :five_minute_utilization,
:fifteen_minute_utilization, :mean_utilization,
], [
:median, :get_95th_percentile
]
when Metriks::Timer
write_metric name, metric, [
:count, :one_minute_rate, :five_minute_rate,
:fifteen_minute_rate, :mean_rate,
:min, :max, :mean, :stddev
], [
:median, :get_95th_percentile
]
when Metriks::Histogram
write_metric name, metric, [
:count, :min, :max, :mean, :stddev
], [
:median, :get_95th_percentile
]
end
end
end
def write_metric(base_name, metric, keys, snapshot_keys = [])
time = Time.now.to_i
base_name = base_name.to_s.gsub(/ +/, '_')
if @prefix
base_name = "#{@prefix}.#{base_name}"
end
keys.flatten.each do |key|
name = key.to_s.gsub(/^get_/, '')
value = metric.send(key)
socket.write("#{base_name}.#{name} #{value} #{time}\n")
end
unless snapshot_keys.empty?
snapshot = metric.snapshot
snapshot_keys.flatten.each do |key|
name = key.to_s.gsub(/^get_/, '')
value = snapshot.send(key)
socket.write("#{base_name}.#{name} #{value} #{time}\n")
end
end
rescue Errno::EPIPE
socket.close
end
end
end
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