diff options
Diffstat (limited to 'lib/banzai/filter/inline_grafana_metrics_filter.rb')
| -rw-r--r-- | lib/banzai/filter/inline_grafana_metrics_filter.rb | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/lib/banzai/filter/inline_grafana_metrics_filter.rb b/lib/banzai/filter/inline_grafana_metrics_filter.rb deleted file mode 100644 index 07bde9858e8..00000000000 --- a/lib/banzai/filter/inline_grafana_metrics_filter.rb +++ /dev/null @@ -1,79 +0,0 @@ -# frozen_string_literal: true - -module Banzai - module Filter - # HTML filter that inserts a placeholder element for each - # reference to a grafana dashboard. - class InlineGrafanaMetricsFilter < Banzai::Filter::InlineEmbedsFilter - # Placeholder element for the frontend to use as an - # injection point for charts. - def create_element(params) - begin_loading_dashboard(params[:url]) - - super - end - - # @return [Hash<Symbol, String>] with keys :grafana_url, :start, and :end - def embed_params(node) - query_params = Gitlab::Metrics::Dashboard::Url.parse_query(node['href']) - - time_window = Grafana::TimeWindow.new(query_params[:from], query_params[:to]) - url = url_with_window(node['href'], query_params, time_window.in_milliseconds) - - { grafana_url: url }.merge(time_window.formatted) - end - - # Selects any links with an href contains the configured - # grafana domain for the project - def xpath_search - return unless grafana_url.present? - - %(descendant-or-self::a[starts-with(@href, '#{grafana_url}')]) - end - - private - - def project - context[:project] - end - - def grafana_url - project&.grafana_integration&.grafana_url - end - - def metrics_dashboard_url(params) - Gitlab::Routing.url_helpers.project_grafana_api_metrics_dashboard_url( - project, - embedded: true, - **params - ) - end - - # If the provided url is missing time window parameters, - # this inserts the default window into the url, allowing - # the embed service to correctly format prometheus - # queries during embed processing. - # - # @param url [String] - # @param query_params [Hash<Symbol, String>] - # @param time_window_params [Hash<Symbol, Integer>] - # @return [String] - def url_with_window(url, query_params, time_window_params) - uri = URI(url) - uri.query = time_window_params.merge(query_params).to_query - - uri.to_s - end - - # Fetches a dashboard and caches the result for the - # FE to fetch quickly while rendering charts - def begin_loading_dashboard(url) - ::Gitlab::Metrics::Dashboard::Finder.find( - project, - embedded: true, - grafana_url: url - ) - end - end - end -end |