51 lines
1.4 KiB
Ruby
51 lines
1.4 KiB
Ruby
# frozen_string_literal: true
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module Ci
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module PrometheusMetrics
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class ObserveHistogramsService
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class << self
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def available_histograms
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@available_histograms ||= [
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histogram(:pipeline_graph_link_calculation_duration_seconds, 'Total time spent calculating links, in seconds', {}, [0.05, 0.1, 0.2, 0.3, 0.4, 0.5, 0.8, 1, 2]),
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histogram(:pipeline_graph_links_total, 'Number of links per graph', {}, [1, 5, 10, 25, 50, 100, 200]),
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histogram(:pipeline_graph_links_per_job_ratio, 'Ratio of links to job per graph', {}, [0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1])
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].to_h
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end
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private
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def histogram(name, *attrs)
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[name.to_s, proc { Gitlab::Metrics.histogram(name, *attrs) }]
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end
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end
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def initialize(project, params)
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@project = project
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@params = params
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end
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def execute
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params
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.fetch(:histograms, [])
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.each { |data| observe(data) }
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ServiceResponse.success(http_status: :created)
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end
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private
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attr_reader :project, :params
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def observe(data)
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histogram = find_histogram(data[:name])
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histogram.observe({}, data[:value].to_f)
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end
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def find_histogram(name)
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self.class.available_histograms
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.fetch(name) { raise ActiveRecord::RecordNotFound }
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.call
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end
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end
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end
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end
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