Search: Avoid panic with missing title (#103257)

pkg/services/dashboards/service/search/search.go

@@ -46,11 +46,11 @@ func ParseResults(result *resource.ResourceSearchResponse, offset int64) (v0alph
 		return v0alpha1.SearchResults{}, nil
 	}
 
-	titleIDX := 0
+	titleIDX := -1
 	folderIDX := -1
 	tagsIDX := -1
-	scoreIDX := 0
-	explainIDX := 0
+	scoreIDX := -1
+	explainIDX := -1
 
 	for i, v := range result.Results.Columns {
 		switch v.Name {
@@ -101,19 +101,24 @@ func ParseResults(result *resource.ResourceSearchResponse, offset int64) (v0alph
 		hit := &v0alpha1.DashboardHit{
 			Resource: row.Key.Resource, // folders | dashboards
 			Name:     row.Key.Name,     // The Grafana UID
-			Title:    string(row.Cells[titleIDX]),
 			Field:    fields,
 		}
-		if folderIDX > 0 && row.Cells[folderIDX] != nil {
+		if titleIDX >= 0 && row.Cells[titleIDX] != nil {
+			hit.Title = string(row.Cells[titleIDX])
+		} else {
+			hit.Title = "(no title)"
+		}
+
+		if folderIDX >= 0 && row.Cells[folderIDX] != nil {
 			hit.Folder = string(row.Cells[folderIDX])
 		}
-		if tagsIDX > 0 && row.Cells[tagsIDX] != nil {
+		if tagsIDX >= 0 && row.Cells[tagsIDX] != nil {
 			_ = json.Unmarshal(row.Cells[tagsIDX], &hit.Tags)
 		}
-		if explainIDX > 0 && row.Cells[explainIDX] != nil {
+		if explainIDX >= 0 && row.Cells[explainIDX] != nil {
 			_ = json.Unmarshal(row.Cells[explainIDX], &hit.Explain)
 		}
-		if scoreIDX > 0 && row.Cells[scoreIDX] != nil {
+		if scoreIDX >= 0 && row.Cells[scoreIDX] != nil {
 			_, _ = binary.Decode(row.Cells[scoreIDX], binary.BigEndian, &hit.Score)
 		}
 

pkg/storage/unified/search/bleve.go

@@ -538,7 +538,16 @@ func (b *bleveIndex) Search(
 		if err != nil {
 			return nil, err
 		}
-		searchrequest.Fields = f
+		if len(f) > 0 {
+			searchrequest.Fields = f
+		} else {
+			searchrequest.Fields = []string{
+				resource.SEARCH_FIELD_TITLE,
+				resource.SEARCH_FIELD_FOLDER,
+				resource.SEARCH_FIELD_SOURCE_PATH,
+				resource.SEARCH_FIELD_MANAGED_BY,
+			}
+		}
 	}
 
 	res, err := index.SearchInContext(ctx, searchrequest)