申请udp端口使用全局互斥锁保护，防止端口重复分配

2022-01-08 16:07:08 +08:00 · 2022-01-08 16:07:08 +08:00 · 6e445614b4
parent afc7b019f1
commit 6e445614b4
1 changed files with 3 additions and 0 deletions
--- a/src/Rtsp/Rtsp.cpp
+++ b/src/Rtsp/Rtsp.cpp
@ -386,6 +386,9 @@ static void makeSockPair_l(std::pair<Socket::Ptr, Socket::Ptr> &pair, const stri
 }

 void makeSockPair(std::pair<Socket::Ptr, Socket::Ptr> &pair, const string &local_ip) {
+    //全局互斥锁保护，防止端口重复分配
+    static recursive_mutex s_mtx;
+    lock_guard<recursive_mutex> lck(s_mtx);
    int try_count = 0;
    while (true) {
        try {