Alerting: Support recording rule struct in provisioning API (#87849)

* Support record struct in provisioning API

* Update api spec

* Use record field

* Restrict API endpoints following toggle

* Fix swagger spec

* Add recording rule validation to store validator

pkg/services/ngalert/api/compat.go

@@ -32,9 +32,7 @@ func AlertRuleFromProvisionedAlertRule(a definitions.ProvisionedAlertRule) (mode
 		Labels:               a.Labels,
 		IsPaused:             a.IsPaused,
 		NotificationSettings: NotificationSettingsFromAlertRuleNotificationSettings(a.NotificationSettings),
-		// Recording Rule fields will be implemented in the future.
-		// For now, no rules can be recording rules. So, we force these to be empty.
-		Record: nil,
+		Record:               ModelRecordFromApiRecord(a.Record),
 	}, nil
 }
 
@@ -58,6 +56,7 @@ func ProvisionedAlertRuleFromAlertRule(rule models.AlertRule, provenance models.
 		Provenance:           definitions.Provenance(provenance), // TODO validate enum conversion?
 		IsPaused:             rule.IsPaused,
 		NotificationSettings: AlertRuleNotificationSettingsFromNotificationSettings(rule.NotificationSettings),
+		Record:               ApiRecordFromModelRecord(rule.Record),
 	}
 }
 
@@ -192,6 +191,7 @@ func AlertRuleExportFromAlertRule(rule models.AlertRule) (definitions.AlertRuleE
 		ExecErrState:         definitions.ExecutionErrorState(rule.ExecErrState),
 		IsPaused:             rule.IsPaused,
 		NotificationSettings: AlertRuleNotificationSettingsExportFromNotificationSettings(rule.NotificationSettings),
+		Record:               AlertRuleRecordExportFromRecord(rule.Record),
 	}
 	if rule.For.Seconds() > 0 {
 		result.ForString = util.Pointer(model.Duration(rule.For).String())
@@ -456,11 +456,11 @@ func NotificationSettingsFromAlertRuleNotificationSettings(ns *definitions.Alert
 	}
 }
 
-func ApiRecordFromModelRecord(r *models.Record) *definitions.Record {
+func AlertRuleRecordExportFromRecord(r *models.Record) *definitions.AlertRuleRecordExport {
 	if r == nil {
 		return nil
 	}
-	return &definitions.Record{
+	return &definitions.AlertRuleRecordExport{
 		Metric: r.Metric,
 		From:   r.From,
 	}
@@ -475,3 +475,13 @@ func ModelRecordFromApiRecord(r *definitions.Record) *models.Record {
 		From:   r.From,
 	}
 }
+
+func ApiRecordFromModelRecord(r *models.Record) *definitions.Record {
+	if r == nil {
+		return nil
+	}
+	return &definitions.Record{
+		Metric: r.Metric,
+		From:   r.From,
+	}
+}