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# 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
PROCESSING_ERROR = Gitlab::Metrics::Dashboard::Stages::BaseStage::DashboardProcessingError
NOT_FOUND_ERROR = Gitlab::Template::Finders::RepoTemplateFinder::FileNotFoundError
def get_dashboard
return error('Insufficient permissions.', :unauthorized) unless allowed?
success(dashboard: process_dashboard)
rescue NOT_FOUND_ERROR
error("#{dashboard_path} could not be found.", :not_found)
rescue PROCESSING_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 self.all_dashboard_paths(_project)
raise NotImplementedError
end
# Returns an un-processed dashboard from the cache.
def raw_dashboard
Gitlab::Metrics::Dashboard::Cache.fetch(cache_key) { get_raw_dashboard }
end
private
# Determines whether users should be able to view
# dashboards at all.
def allowed?
Ability.allowed?(current_user, :read_environment, project)
end
# 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
# @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.
# @return [Boolean]
def insert_project_metrics?
false
end
end
end
end
end
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