timeseries gauge: average option (4a438a0a) · Commits · github_fork / Clip

doc/minimal_example.rb

+1 −1

Original line number	Diff line number	Diff line
		@@ -4,7 +4,7 @@ require "fnordmetric"
		FnordMetric.namespace :fn do

		timeseries_gauge :unicorns_seen,
		:tick => 4.seconds,
		:tick => 30.seconds,
		:calculate => :average,
		:series => [:num_unicorns]

+5 −1

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		FnordMetric::COLORS = ["#4572a7", "#aa4643", "#89a54e", "#80699b", "#3d96ae", "#db843d"].reverse
		FnordMetric::TICKS = [60, 300, 1200, 3600, 86400]

		FnordMetric::TICKS = lambda{ \|tick, span\| [tick, 60, 300, 1200, 3600, 86400]
		.select{ \|t\| (t >= tick) && ((span/t) > 5) }
		.uniq }


		FnordMetric::DEFAULT_PROC = lambda{ \|arg\|

+11 −6

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		@@ -5,12 +5,18 @@ class FnordMetric::TimeseriesGauge < FnordMetric::Gauge

		@opts[:series] = @opts[:series].map(&:to_sym)

		@calculate = if @opts[:calculate]
		if @opts[:calculate]
		unless [:sum, :average, :progressive_sum].include?(@opts[:calculate].to_sym)
		raise "unknown calculate option: #{@opts[:calculate]}"
		end
		@opts[:calculate].to_sym
		end \|\| :sum
		@calculate = @opts[:calculate].to_sym
		end

		if @calculate == :average
		@calculate_proc = lambda{ \|c,d\| d > 0 ? (c/d.to_f).round(2) : 0 }
		else
		@calculate_proc = lambda{ \|c,d\| c }
		end
		end

		def render(namespace, event)
		@@ -18,7 +24,7 @@ class FnordMetric::TimeseriesGauge < FnordMetric::Gauge
		colors = FnordMetric::COLORS.dup

		@series = Hash.new
		@zooms = [tick, FnordMetric::TICKS.select{ \|t\| t > tick }].flatten.uniq
		@zooms = FnordMetric::TICKS[tick, interval.size]

		@opts[:series].each do \|series\|
		ts = FnordMetric::Timeseries.new
		@@ -29,8 +35,7 @@ class FnordMetric::TimeseriesGauge < FnordMetric::Gauge

		@series[series] = {
		:color => colors.unshift(colors.pop).first,
		:data => Hash[@zooms.map{ \|int\| [int, ts.timeseries(interval, int) ] }],
		:data_block => lambda{ \|c,d\| c }
		:data => Hash[@zooms.map{ \|int\| [int, ts.timeseries(interval, int) ] }]
		}
		end

+1 −1

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		@@ -52,7 +52,7 @@
		default_style: 'stack',
		series_resolutions: #{@zooms.to_json},
		series: [#{@series.map{ \|k,s\|
		dat = s[:data].map{ \|k,d\| "data#{k}: #{d.to_json(&s[:data_block])}" }
		dat = s[:data].map{ \|k,d\| "data#{k}: #{d.to_json(&@calculate_proc)}" }
		"{ name: #{k.to_json}, color: '#{s[:color]}', #{dat * ","} }"
		} * ","}]
		});