fix bug when deal invalid package

2025-08-07 14:39:02 +08:00 · 2019-09-27 14:13:59 +08:00
parent b5dd173c01
commit e2a924c776
2 changed files with 6 additions and 1 deletions
--- a/session-dealer/mysql/session.go
+++ b/session-dealer/mysql/session.go
@@ -149,6 +149,11 @@ func (ms *MysqlSession) readFromClient(seqID int64, bytes []byte) {
 			return
 		}

+		// ignore invalid head package
+		if len(bytes) <= 4{
+			return
+		}
+
 		contents := bytes[4:]
 		// add prepare info
 		if contents[0] == ComStmtPrepare {