78 lines
2.7 KiB
Ruby
78 lines
2.7 KiB
Ruby
# frozen_string_literal: true
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module PerformanceMonitoring
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class PrometheusDashboard
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include ActiveModel::Model
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attr_accessor :dashboard, :panel_groups, :path, :environment, :priority, :templating, :links
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validates :dashboard, presence: true
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validates :panel_groups, array_members: { member_class: PerformanceMonitoring::PrometheusPanelGroup }
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class << self
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def from_json(json_content)
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build_from_hash(json_content).tap(&:validate!)
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end
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def find_for(project:, user:, path:, options: {})
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template = { path: path, environment: options[:environment] }
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rsp = Gitlab::Metrics::Dashboard::Finder.find(project, user, options.merge(dashboard_path: path))
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case rsp[:http_status] || rsp[:status]
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when :success
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new(template.merge(rsp[:dashboard] || {})) # when there is empty dashboard file returned rsp is still a success
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when :unprocessable_entity
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new(template) # validation error
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else
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nil # any other error
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end
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end
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private
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def build_from_hash(attributes)
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return new unless attributes.is_a?(Hash)
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new(
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dashboard: attributes['dashboard'],
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panel_groups: initialize_children_collection(attributes['panel_groups'])
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)
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end
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def initialize_children_collection(children)
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return unless children.is_a?(Array)
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children.map { |group| PerformanceMonitoring::PrometheusPanelGroup.from_json(group) }
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end
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end
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def to_yaml
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self.as_json(only: yaml_valid_attributes).to_yaml
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end
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# This method is planned to be refactored as a part of https://gitlab.com/gitlab-org/gitlab/-/issues/219398
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# implementation. For new existing logic was reused to faster deliver MVC
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def schema_validation_warnings
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self.class.from_json(reload_schema)
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[]
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rescue Gitlab::Metrics::Dashboard::Errors::LayoutError => e
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[e.message]
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rescue ActiveModel::ValidationError => e
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e.model.errors.map { |attr, error| "#{attr}: #{error}" }
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end
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private
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# dashboard finder methods are somehow limited, #find includes checking if
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# user is authorised to view selected dashboard, but modifies schema, which in some cases may
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# cause false positives returned from validation, and #find_raw does not authorise users
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def reload_schema
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project = environment&.project
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project.nil? ? self.as_json : Gitlab::Metrics::Dashboard::Finder.find_raw(project, dashboard_path: path)
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end
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def yaml_valid_attributes
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%w(panel_groups panels metrics group priority type title y_label weight id unit label query query_range dashboard)
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end
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end
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end
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