Move Alerting feature to Core

Moves Settings > Integrations > Prometheus > Alerts to Core

https://gitlab.com/gitlab-org/gitlab/-/merge_requests/28196

app/assets/javascripts/pages/projects/services/edit/index.js

 import IntegrationSettingsForm from '~/integrations/integration_settings_form';
 import PrometheusMetrics from '~/prometheus_metrics/prometheus_metrics';
+import PrometheusAlerts from '~/prometheus_alerts';
 import initAlertsSettings from '~/alerts_service_settings';
 
 document.addEventListener('DOMContentLoaded', () => {
@@ -12,5 +13,6 @@ document.addEventListener('DOMContentLoaded', () => {
     prometheusMetrics.loadActiveMetrics();
   }
 
+  PrometheusAlerts();
   initAlertsSettings(document.querySelector('.js-alerts-service-settings'));
 });

app/views/projects/services/prometheus/_show.html.haml

@@ -6,4 +6,4 @@
 .row.append-bottom-default.prometheus-metrics-monitoring.js-prometheus-metrics-monitoring
   = render 'projects/services/prometheus/metrics', project: @project
 
-= render_if_exists 'projects/services/prometheus/external_alerts', project: @project
+= render 'projects/services/prometheus/external_alerts', project: @project

changelogs/unreleased/26391-move-alerting-feature-to-core.yml

+---
+title: Move Alerting feature to Core
+merge_request: 28196
+author:
+type: changed

doc/user/project/integrations/prometheus.md

@@ -662,7 +662,8 @@ To remove the alert, click back on the alert icon for the desired metric, and cl
 
 #### External Prometheus instances
 
-> [Introduced](https://gitlab.com/gitlab-org/gitlab/issues/9258) in [GitLab Ultimate](https://about.gitlab.com/pricing/) 11.8.
+>- [Introduced](https://gitlab.com/gitlab-org/gitlab/issues/9258) in [GitLab Ultimate](https://about.gitlab.com/pricing/) 11.8.
+>- [Moved](https://gitlab.com/gitlab-org/gitlab/issues/42640) to [GitLab Core](https://about.gitlab.com/pricing/) in 12.10.
 
 For manually configured Prometheus servers, a notify endpoint is provided to use with Prometheus webhooks. If you have manual configuration enabled, an **Alerts** section is added to **Settings > Integrations > Prometheus**. This contains the *URL* and *Authorization Key*. The **Reset Key** button will invalidate the key and generate a new one.
 

ee/app/assets/javascripts/pages/projects/services/edit/index.js

 import PrometheusMetrics from 'ee/prometheus_metrics/prometheus_metrics';
-import PrometheusAlerts from 'ee/prometheus_alerts';
+import PrometheusAlerts from '~/prometheus_alerts';
 import IntegrationSettingsForm from '~/integrations/integration_settings_form';
 import initAlertsSettings from '~/alerts_service_settings';
 

ee/lib/ee/gitlab/usage_data.rb

@@ -155,7 +155,6 @@ module EE
                                          projects_mirrored_with_pipelines_enabled: count(::Project.mirrored_with_enabled_pipelines),
                                          projects_reporting_ci_cd_back_to_github: count(::GithubService.without_defaults.active),
                                          projects_with_packages: distinct_count(::Packages::Package, :project_id),
-                                         projects_with_prometheus_alerts: distinct_count(PrometheusAlert, :project_id),
                                          projects_with_tracing_enabled: count(ProjectTracingSetting),
                                          template_repositories: count(::Project.with_repos_templates) + count(::Project.with_groups_level_repos_templates)
                                        },

lib/gitlab/usage_data.rb

@@ -99,6 +99,7 @@ module Gitlab
             projects_with_repositories_enabled: count(ProjectFeature.where('repository_access_level > ?', ProjectFeature::DISABLED)),
             projects_with_error_tracking_enabled: count(::ErrorTracking::ProjectErrorTrackingSetting.where(enabled: true)),
             projects_with_alerts_service_enabled: count(AlertsService.active),
+            projects_with_prometheus_alerts: distinct_count(PrometheusAlert, :project_id),
             protected_branches: count(ProtectedBranch),
             releases: count(Release),
             remote_mirrors: count(RemoteMirror),

spec/factories/usage_data.rb

@@ -26,6 +26,9 @@ FactoryBot.define do
       create_list(:issue, 2, project: projects[0], author: User.alert_bot)
       create_list(:issue, 2, project: projects[1], author: User.alert_bot)
       create_list(:issue, 4, project: projects[0])
+      create(:prometheus_alert, project: projects[0])
+      create(:prometheus_alert, project: projects[0])
+      create(:prometheus_alert, project: projects[1])
       create(:zoom_meeting, project: projects[0], issue: projects[0].issues[0], issue_status: :added)
       create_list(:zoom_meeting, 2, project: projects[0], issue: projects[0].issues[1], issue_status: :removed)
       create(:zoom_meeting, project: projects[0], issue: projects[0].issues[2], issue_status: :added)

ee/spec/features/projects/services/prometheus_external_alerts_spec.rb → spec/features/projects/services/prometheus_external_alerts_spec.rb

@@ -10,8 +10,6 @@ describe 'Prometheus external alerts', :js do
   let(:alerts_section) { page.find(alerts_section_selector) }
 
   before do
-    stub_licensed_features(prometheus_alerts: true)
-
     sign_in(user)
     project.add_maintainer(user)
 

ee/spec/frontend/prometheus_alerts/components/reset_key_spec.js → spec/frontend/prometheus_alerts/components/reset_key_spec.js

 import { shallowMount } from '@vue/test-utils';
 import MockAdapter from 'axios-mock-adapter';
-import ResetKey from 'ee/prometheus_alerts/components/reset_key.vue';
+import ResetKey from '~/prometheus_alerts/components/reset_key.vue';
 import { GlModal } from '@gitlab/ui';
 import waitForPromises from 'helpers/wait_for_promises';
 import ClipboardButton from '~/vue_shared/components/clipboard_button.vue';

spec/lib/gitlab/usage_data_spec.rb

@@ -51,6 +51,7 @@ describe Gitlab::UsageData, :aggregate_failures do
         expect(count_data[:projects_with_repositories_enabled]).to eq(3)
         expect(count_data[:projects_with_error_tracking_enabled]).to eq(1)
         expect(count_data[:projects_with_alerts_service_enabled]).to eq(1)
+        expect(count_data[:projects_with_prometheus_alerts]).to eq(2)
         expect(count_data[:issues_created_from_gitlab_error_tracking_ui]).to eq(1)
         expect(count_data[:issues_with_associated_zoom_link]).to eq(2)
         expect(count_data[:issues_using_zoom_quick_actions]).to eq(3)

spec/serializers/prometheus_alert_entity_spec.rb

@@ -13,7 +13,6 @@ describe PrometheusAlertEntity do
   context 'when user can read prometheus alerts' do
     before do
       prometheus_alert.project.add_maintainer(user)
-      stub_licensed_features(prometheus_alerts: true)
     end
 
     it 'exposes prometheus_alert attributes' do

spec/support/helpers/usage_data_helpers.rb

@@ -92,6 +92,7 @@ module UsageDataHelpers
       projects_with_repositories_enabled
       projects_with_error_tracking_enabled
       projects_with_alerts_service_enabled
+      projects_with_prometheus_alerts
       pages_domains
       protected_branches
       releases