Alerting: Make query wrapper match up datasource UIDs if necessary (#93057)

public/app/features/alerting/unified/components/rule-editor/QueryWrapper.tsx

@@ -15,6 +15,7 @@ import {
 } from '@grafana/data';
 import { DataQuery } from '@grafana/schema';
 import { GraphThresholdsStyleMode, Icon, InlineField, Input, Tooltip, useStyles2, Stack } from '@grafana/ui';
+import { logInfo } from 'app/features/alerting/unified/Analytics';
 import { QueryEditorRow } from 'app/features/query/components/QueryEditorRow';
 import { AlertDataQuery, AlertQuery } from 'app/types/unified-alerting-dto';
 
@@ -82,6 +83,19 @@ export const QueryWrapper = ({
     ...cloneDeep(query.model),
   };
 
+  if (queryWithDefaults.datasource && queryWithDefaults.datasource?.uid !== query.datasourceUid) {
+    logInfo('rule query datasource and datasourceUid mismatch', {
+      queryModelDatasourceUid: queryWithDefaults.datasource?.uid || '',
+      queryDatasourceUid: query.datasourceUid,
+      datasourceType: query.model.datasource?.type || 'unknown type',
+    });
+    // There are occasions when the rule query model datasource UID and the datasourceUid do not match
+    // It's unclear as to why this happens, but we need better visibility on why this happens,
+    // so we log when it does, and make the query model datasource UID match the datasource UID
+    // We already elsewhere work under the assumption that the datasource settings are fetched from the datasourceUid property
+    queryWithDefaults.datasource.uid = query.datasourceUid;
+  }
+
   function SelectingDataSourceTooltip() {
     const styles = useStyles2(getStyles);
     return (