64 lines
1.9 KiB
Ruby
64 lines
1.9 KiB
Ruby
# frozen_string_literal: true
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# Responsible for returning a filtered system dashboard
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# containing only the default embedded metrics. This class
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# operates by selecting metrics directly from the system
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# dashboard.
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#
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# Why isn't this filtering in a processing stage? By filtering
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# here, we ensure the dynamically-determined dashboard is cached.
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#
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# Use Gitlab::Metrics::Dashboard::Finder to retrive dashboards.
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module Metrics
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module Dashboard
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class DefaultEmbedService < ::Metrics::Dashboard::BaseEmbedService
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# For the default filtering for embedded metrics,
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# uses the 'id' key in dashboard-yml definition for
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# identification.
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DEFAULT_EMBEDDED_METRICS_IDENTIFIERS = %w(
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system_metrics_kubernetes_container_memory_total
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system_metrics_kubernetes_container_cores_total
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).freeze
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# Returns a new dashboard with only the matching
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# metrics from the system dashboard, stripped of groups.
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# @return [Hash]
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def get_raw_dashboard
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panels = panel_groups.each_with_object([]) do |group, panels|
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matched_panels = group['panels'].select { |panel| matching_panel?(panel) }
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panels.concat(matched_panels)
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end
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{ 'panel_groups' => [{ 'panels' => panels }] }
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end
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private
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# Returns an array of the panels groups on the
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# system dashboard
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def panel_groups
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::Metrics::Dashboard::SystemDashboardService
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.new(project, nil)
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.raw_dashboard['panel_groups']
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end
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# Identifies a panel as "matching" if any metric ids in
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# the panel is in the list of identifiers to collect.
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def matching_panel?(panel)
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panel['metrics'].any? do |metric|
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metric_identifiers.include?(metric['id'])
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end
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end
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def metric_identifiers
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DEFAULT_EMBEDDED_METRICS_IDENTIFIERS
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end
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def identifiers
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metric_identifiers.join('|')
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end
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end
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end
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end
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