class PrometheusService < MonitoringService include PrometheusAdapter # Access to prometheus is directly through the API prop_accessor :api_url boolean_accessor :manual_configuration with_options presence: true, if: :manual_configuration? do validates :api_url, url: true end before_save :synchronize_service_state after_save :clear_reactive_cache! def initialize_properties if properties.nil? self.properties = {} end end def show_active_box? false end def editable? manual_configuration? || !prometheus_installed? end def title 'Prometheus' end def description s_('PrometheusService|Time-series monitoring service') end def self.to_param 'prometheus' end def fields return [] unless editable? [ { type: 'checkbox', name: 'manual_configuration', title: s_('PrometheusService|Active'), required: true }, { type: 'text', name: 'api_url', title: 'API URL', placeholder: s_('PrometheusService|Prometheus API Base URL, like http://prometheus.example.com/'), help: s_('PrometheusService|By default, Prometheus listens on ‘http://localhost:9090’. It’s not recommended to change the default address and port as this might affect or conflict with other services running on the GitLab server.'), required: true } ] end # Check we can connect to the Prometheus API def test(*args) Gitlab::PrometheusClient.new(prometheus_client).ping { success: true, result: 'Checked API endpoint' } rescue Gitlab::PrometheusClient::Error => err { success: false, result: err } end def prometheus_client RestClient::Resource.new(api_url) if api_url && manual_configuration? && active? end def prometheus_installed? return false if template? return false unless project project.clusters.enabled.any? { |cluster| cluster.application_prometheus&.installed? } end private def synchronize_service_state self.active = prometheus_installed? || manual_configuration? true end end