Alerting: Prometheus primary mode for the alert list page (#92975)

* Lazy loading of mimir groups

* Refactor rule statuses

* Use prometheus endpoint to populate namespace and group dropdowns

* Add a feature toggle

* Use lazy loading ruler rules if the feature toggle enabled

* Remove unnecessary props form dynamic table

* Remove query from hash calculation

* Conditionally load ns and group autocompletions from Prom or Ruler APIs

* Fix prometheus dto labels property type

* Add a new suggestions hook which provides autocomplete options for the alert rule form

* Improve delete status handling

* Add waiting for Prometheus endpoint consistency after update submission

* Get rule definition from ruler or prometheus endpoint in useCombinedRule

* Add Prometheus consistency check. Fix view page redirects

* Remove rules reload after rule creation, remove statuses from Prom primary mode

* Add waiting for Prometheus consistency on delete rule action

* Add groups list rendering improvements

* Add memo to useAbilities

* Fix GMA consistency check, fix GMA statuses

* defer filered rules rendering

* Update failing tests

* Update locales

* Add rule-id tests

* Remove unused action

* update loading styles

* Fix unrelated test

* Add a new object for reading alerting feature toggles, address minor review issues

* Improve consistency check

* update i18n

* Improve rule form redirects

* Refactor feature toggle handling

* Update docs/sources/setup-grafana/configure-grafana/feature-toggles/index.md

Co-authored-by: brendamuir <100768211+brendamuir@users.noreply.github.com>

* Update public/app/features/alerting/unified/components/rule-viewer/RuleViewer.tsx

Co-authored-by: brendamuir <100768211+brendamuir@users.noreply.github.com>

* Fix prettier issues

* Fix i18n

* Fix the feature toggle description

* Fix rule updates, fix ruler-based suggestions, wait for deletion for GMA rules

* Fix rename

* Remove unused code, improve copy

* Update i18n

* Fix url redirect when serving from subpath

---------

Co-authored-by: Tom Ratcliffe <tom.ratcliffe@grafana.com>
Co-authored-by: Gilles De Mey <gilles.de.mey@gmail.com>
Co-authored-by: brendamuir <100768211+brendamuir@users.noreply.github.com>

pkg/services/featuremgmt/registry.go

@@ -1403,6 +1403,13 @@ var (
 			Stage:       FeatureStageExperimental,
 			Owner:       grafanaObservabilityLogsSquad,
 		},
+		{
+			Name:         "alertingPrometheusRulesPrimary",
+			Description:  "Uses Prometheus rules as the primary source of truth for ruler-enabled data sources",
+			Stage:        FeatureStageExperimental,
+			Owner:        grafanaAlertingSquad,
+			FrontendOnly: true,
+		},
 		{
 			Name:         "singleTopNav",
 			Description:  "Unifies the top search bar and breadcrumb bar into one",

pkg/services/featuremgmt/toggles_gen.csv

@@ -185,6 +185,7 @@ alertingFilterV2,experimental,@grafana/alerting-squad,false,false,false
 dataplaneAggregator,experimental,@grafana/grafana-app-platform-squad,false,true,false
 newFiltersUI,experimental,@grafana/dashboards-squad,false,false,false
 lokiSendDashboardPanelNames,experimental,@grafana/observability-logs,false,false,false
+alertingPrometheusRulesPrimary,experimental,@grafana/alerting-squad,false,false,true
 singleTopNav,experimental,@grafana/grafana-frontend-platform,false,false,true
 exploreLogsShardSplitting,experimental,@grafana/observability-logs,false,false,true
 exploreLogsAggregatedMetrics,experimental,@grafana/observability-logs,false,false,true

pkg/services/featuremgmt/toggles_gen.go

@@ -751,6 +751,10 @@ const (
 	// Send dashboard and panel names to Loki when querying
 	FlagLokiSendDashboardPanelNames = "lokiSendDashboardPanelNames"
 
+	// FlagAlertingPrometheusRulesPrimary
+	// Uses Prometheus rules as the primary source of truth for ruler-enabled data sources
+	FlagAlertingPrometheusRulesPrimary = "alertingPrometheusRulesPrimary"
+
 	// FlagSingleTopNav
 	// Unifies the top search bar and breadcrumb bar into one
 	FlagSingleTopNav = "singleTopNav"

pkg/services/featuremgmt/toggles_gen.json

@@ -240,6 +240,22 @@
         "hideFromAdminPage": true
       }
     },
+    {
+      "metadata": {
+        "name": "alertingPrometheusRulesPrimary",
+        "resourceVersion": "1727332930692",
+        "creationTimestamp": "2024-09-09T13:56:47Z",
+        "annotations": {
+          "grafana.app/updatedTimestamp": "2024-09-26 06:42:10.692959 +0000 UTC"
+        }
+      },
+      "spec": {
+        "description": "Uses Prometheus rules as the primary source of truth for ruler-enabled data sources",
+        "stage": "experimental",
+        "codeowner": "@grafana/alerting-squad",
+        "frontend": true
+      }
+    },
     {
       "metadata": {
         "name": "alertingQueryAndExpressionsStepMode",