55 lines
1.7 KiB
Ruby
55 lines
1.7 KiB
Ruby
# frozen_string_literal: true
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# Ingest YAML fragment with metrics dashboard panel definition
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# https://docs.gitlab.com/ee/operations/metrics/dashboards/yaml.html#panel-panels-properties
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# process it and returns renderable json version
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module Metrics
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module Dashboard
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class PanelPreviewService
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SEQUENCE = [
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::Gitlab::Metrics::Dashboard::Stages::CommonMetricsInserter,
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::Gitlab::Metrics::Dashboard::Stages::MetricEndpointInserter,
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::Gitlab::Metrics::Dashboard::Stages::PanelIdsInserter,
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::Gitlab::Metrics::Dashboard::Stages::AlertsInserter,
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::Gitlab::Metrics::Dashboard::Stages::UrlValidator
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].freeze
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HANDLED_PROCESSING_ERRORS = [
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Gitlab::Metrics::Dashboard::Errors::DashboardProcessingError,
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Gitlab::Config::Loader::Yaml::NotHashError,
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Gitlab::Config::Loader::Yaml::DataTooLargeError,
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Gitlab::Config::Loader::FormatError
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].freeze
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def initialize(project, panel_yaml, environment)
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@project, @panel_yaml, @environment = project, panel_yaml, environment
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end
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def execute
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dashboard = ::Gitlab::Metrics::Dashboard::Processor.new(project, dashboard_structure, SEQUENCE, environment: environment).process
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ServiceResponse.success(payload: dashboard[:panel_groups][0][:panels][0])
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rescue *HANDLED_PROCESSING_ERRORS => error
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ServiceResponse.error(message: error.message)
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end
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private
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attr_accessor :project, :panel_yaml, :environment
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def dashboard_structure
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{
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panel_groups: [
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{
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panels: [panel_hash]
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}
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]
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}
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end
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def panel_hash
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::Gitlab::Config::Loader::Yaml.new(panel_yaml).load_raw!
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end
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end
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end
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end
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