Class: Metriks::Reporter::LibratoMetrics
- Inherits:
-
Object
- Object
- Metriks::Reporter::LibratoMetrics
- Defined in:
- lib/metriks/reporter/librato_metrics.rb
Instance Method Summary collapse
- #form_data(gauges) ⇒ Object
-
#initialize(email, token, options = {}) ⇒ LibratoMetrics
constructor
A new instance of LibratoMetrics.
- #prepare_metric(base_name, metric, keys, snapshot_keys = []) ⇒ Object
- #restart ⇒ Object
- #start ⇒ Object
- #stop ⇒ Object
- #submit(data) ⇒ Object
- #write ⇒ Object
Constructor Details
#initialize(email, token, options = {}) ⇒ LibratoMetrics
Returns a new instance of LibratoMetrics.
5 6 7 8 9 10 11 12 13 14 15 |
# File 'lib/metriks/reporter/librato_metrics.rb', line 5 def initialize(email, token, = {}) @email = email @token = token @prefix = [:prefix] @source = [:source] @registry = [:registry] || Metriks::Registry.default @interval = [:interval] || 60 @on_errror = [:on_error] || proc { |ex| } end |
Instance Method Details
#form_data(gauges) ⇒ Object
101 102 103 104 105 106 107 108 109 110 111 112 113 |
# File 'lib/metriks/reporter/librato_metrics.rb', line 101 def form_data(gauges) data = {} gauges.each_with_index do |gauge, idx| gauge.each do |key, value| if value data["gauges[#{idx}][#{key}]"] = value.to_s end end end data end |
#prepare_metric(base_name, metric, keys, snapshot_keys = []) ⇒ Object
115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 |
# File 'lib/metriks/reporter/librato_metrics.rb', line 115 def prepare_metric(base_name, metric, keys, snapshot_keys = []) results = [] 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) results << { :name => "#{base_name}.#{name}", :source => @source, :time => time, :value => value } end unless snapshot_keys.empty? snapshot = metric.snapshot snapshot_keys.flatten.each do |key| name = key.to_s.gsub(/^get_/, '') value = snapshot.send(key) results << { :name => "#{base_name}.#{name}", :source => @source, :time => time, :value => value } end end results end |
#restart ⇒ Object
38 39 40 41 |
# File 'lib/metriks/reporter/librato_metrics.rb', line 38 def restart stop start end |
#start ⇒ Object
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 |
# File 'lib/metriks/reporter/librato_metrics.rb', line 17 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 |
#stop ⇒ Object
33 34 35 36 |
# File 'lib/metriks/reporter/librato_metrics.rb', line 33 def stop @thread.kill if @thread @thread = nil end |
#submit(data) ⇒ Object
80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 |
# File 'lib/metriks/reporter/librato_metrics.rb', line 80 def submit(data) url = URI.parse('https://metrics-api.librato.com/v1/metrics') req = Net::HTTP::Post.new(url.path) req.basic_auth(@email, @token) req.set_form_data(data) http = Net::HTTP.new(url.host, url.port) http.verify_mode = OpenSSL::SSL::VERIFY_PEER http.use_ssl = true store = OpenSSL::X509::Store.new store.set_default_paths http.cert_store = store case res = http.start { |http| http.request(req) } when Net::HTTPSuccess, Net::HTTPRedirection # OK else res.error! end end |
#write ⇒ Object
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 |
# File 'lib/metriks/reporter/librato_metrics.rb', line 43 def write gauges = [] @registry.each do |name, metric| gauges << case metric when Metriks::Meter prepare_metric name, metric, [ :count, :one_minute_rate, :five_minute_rate, :fifteen_minute_rate, :mean_rate ] when Metriks::Counter prepare_metric name, metric, [ :count ] when Metriks::UtilizationTimer prepare_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 prepare_metric name, metric, [ :count, :one_minute_rate, :five_minute_rate, :fifteen_minute_rate, :mean_rate, :min, :max, :mean, :stddev ], [ :median, :get_95th_percentile ] end end submit(form_data(gauges.flatten)) end |