diff options
Diffstat (limited to 'app/services/clusters/applications/prometheus_health_check_service.rb')
-rw-r--r-- | app/services/clusters/applications/prometheus_health_check_service.rb | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/app/services/clusters/applications/prometheus_health_check_service.rb b/app/services/clusters/applications/prometheus_health_check_service.rb deleted file mode 100644 index eda47f56e72..00000000000 --- a/app/services/clusters/applications/prometheus_health_check_service.rb +++ /dev/null @@ -1,87 +0,0 @@ -# frozen_string_literal: true - -module Clusters - module Applications - class PrometheusHealthCheckService - include Gitlab::Utils::StrongMemoize - include Gitlab::Routing - - def initialize(cluster) - @cluster = cluster - @logger = Gitlab::AppJsonLogger.build - end - - def execute - raise 'Invalid cluster type. Only project types are allowed.' unless @cluster.project_type? - - return unless prometheus_application.installed? - - project = @cluster.clusterable - - @logger.info( - message: 'Prometheus health check', - cluster_id: @cluster.id, - newly_unhealthy: became_unhealthy?, - currently_healthy: currently_healthy?, - was_healthy: was_healthy? - ) - - send_notification(project) if became_unhealthy? - - prometheus_application.update_columns(healthy: currently_healthy?) if health_changed? - end - - private - - def prometheus_application - strong_memoize(:prometheus_application) do - @cluster.application_prometheus - end - end - - def currently_healthy? - strong_memoize(:currently_healthy) do - prometheus_application.prometheus_client.healthy? - end - end - - def became_unhealthy? - strong_memoize(:became_unhealthy) do - (was_healthy? || was_healthy?.nil?) && !currently_healthy? - end - end - - def was_healthy? - strong_memoize(:was_healthy) do - prometheus_application.healthy - end - end - - def health_changed? - was_healthy? != currently_healthy? - end - - def send_notification(project) - notification_payload = build_notification_payload(project) - integration = project.alert_management_http_integrations.active.first - - Projects::Alerting::NotifyService.new(project, notification_payload).execute(integration&.token, integration) - - @logger.info(message: 'Successfully notified of Prometheus newly unhealthy', cluster_id: @cluster.id, project_id: project.id) - end - - def build_notification_payload(project) - cluster_path = namespace_project_cluster_path( - project_id: project.path, - namespace_id: project.namespace.path, - id: @cluster.id - ) - - { - title: "Prometheus is Unhealthy. Cluster Name: #{@cluster.name}", - description: "Prometheus is unhealthy for the cluster: [#{@cluster.name}](#{cluster_path}) attached to project #{project.name}." - } - end - end - end -end |