fix bug when init issue indexer

Author: lunny

models/issue_indexer.go

@@ -21,16 +21,15 @@ var (
 
 // InitIssueIndexer initialize issue indexer
 func InitIssueIndexer() error {
+	var populate bool
 	switch setting.Indexer.IssueType {
 	case "bleve":
 		issueIndexer = issues.NewBleveIndexer(setting.Indexer.IssuePath)
 		exist, err := issueIndexer.Init()
 		if err != nil {
 			return err
 		}
-		if !exist {
-			go populateIssueIndexer()
-		}
+		populate = !exist
 	default:
 		return fmt.Errorf("unknow issue indexer type: %s", setting.Indexer.IssueType)
 	}
@@ -53,6 +52,10 @@ func InitIssueIndexer() error {
 
 	go issueIndexerUpdateQueue.Run()
 
+	if populate {
+		go populateIssueIndexer()
+	}
+
 	return nil
 }