debian-mirror-gitlab/lib/gitlab/metrics/dashboard/base_service.rb
2019-07-31 17:26:46 +00:00

73 lines
2.2 KiB
Ruby

# frozen_string_literal: true
# Searches a projects repository for a metrics dashboard and formats the output.
# Expects any custom dashboards will be located in `.gitlab/dashboards`
module Gitlab
module Metrics
module Dashboard
class BaseService < ::BaseService
DASHBOARD_LAYOUT_ERROR = Gitlab::Metrics::Dashboard::Stages::BaseStage::DashboardLayoutError
def get_dashboard
return error("#{dashboard_path} could not be found.", :not_found) unless path_available?
success(dashboard: process_dashboard)
rescue DASHBOARD_LAYOUT_ERROR => e
error(e.message, :unprocessable_entity)
end
# Summary of all known dashboards for the service.
# @return [Array<Hash>] ex) [{ path: String, default: Boolean }]
def all_dashboard_paths(_project)
raise NotImplementedError
end
private
# Returns a new dashboard Hash, supplemented with DB info
def process_dashboard
Gitlab::Metrics::Dashboard::Processor
.new(project, params[:environment], raw_dashboard)
.process(insert_project_metrics: insert_project_metrics?)
end
# @return [String] Relative filepath of the dashboard yml
def dashboard_path
params[:dashboard_path]
end
# Returns an un-processed dashboard from the cache.
def raw_dashboard
Rails.cache.fetch(cache_key) { get_raw_dashboard }
end
# @return [Hash] an unmodified dashboard
def get_raw_dashboard
raise NotImplementedError
end
# @return [String]
def cache_key
raise NotImplementedError
end
# Determines whether custom metrics should be included
# in the processed output.
def insert_project_metrics?
false
end
# Checks if dashboard path exists or should be rejected
# as a result of file-changes to the project repository.
# @return [Boolean]
def path_available?
available_paths = Gitlab::Metrics::Dashboard::Finder.find_all_paths(project)
available_paths.any? do |path_params|
path_params[:path] == dashboard_path
end
end
end
end
end
end