gitlab-org--gitlab-foss/lib/gitlab/metrics/dashboard/processor.rb
syasonik 54dd44030b Expose prometheus endpoint per metric in dashboard
Adds a new stage to dashboard processesing step for the
EnvironmentsController::metrics_dashboard endpoint.

Allows the front end to avoid generating the endpoint
unitutive string mutations.
2019-06-06 11:43:50 +01:00

48 lines
1.4 KiB
Ruby

# frozen_string_literal: true
module Gitlab
module Metrics
module Dashboard
# Responsible for processesing a dashboard hash, inserting
# relevant DB records & sorting for proper rendering in
# the UI. These includes shared metric info, custom metrics
# info, and alerts (only in EE).
class Processor
SYSTEM_SEQUENCE = [
Stages::CommonMetricsInserter,
Stages::ProjectMetricsInserter,
Stages::EndpointInserter,
Stages::Sorter
].freeze
PROJECT_SEQUENCE = [
Stages::CommonMetricsInserter,
Stages::EndpointInserter,
Stages::Sorter
].freeze
def initialize(project, environment, dashboard)
@project = project
@environment = environment
@dashboard = dashboard
end
# Returns a new dashboard hash with the results of
# running transforms on the dashboard.
def process(insert_project_metrics:)
@dashboard.deep_symbolize_keys.tap do |dashboard|
sequence(insert_project_metrics).each do |stage|
stage.new(@project, @environment, dashboard).transform!
end
end
end
private
def sequence(insert_project_metrics)
insert_project_metrics ? SYSTEM_SEQUENCE : PROJECT_SEQUENCE
end
end
end
end
end