From 8ae5fc3c4506c53adc5aae4cd20ad2d9ac4c035a Mon Sep 17 00:00:00 2001
From: grass-lu <284555125@qq.com>
Date: Mon, 24 Jul 2023 15:22:17 +0800
Subject: [PATCH 1/3] isolation:  close file when exits
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The file is not closed，and the sock connection has not been truly closed, and it occupy connection for libvirtd

Signed-off-by: grass-lu <284555125@qq.com>
---
 pkg/virt-handler/isolation/detector.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkg/virt-handler/isolation/detector.go b/pkg/virt-handler/isolation/detector.go
index 62f920025..9c282e231 100644
--- a/pkg/virt-handler/isolation/detector.go
+++ b/pkg/virt-handler/isolation/detector.go
@@ -231,6 +231,8 @@ func (s *socketBasedIsolationDetector) getPid(socket string) (int, error) {
 	if err != nil {
 		return -1, err
 	}
+	defer ufile.Close()
+
 	// This is the tricky part, which will give us the PID of the owning socket
 	ucreds, err := syscall.GetsockoptUcred(int(ufile.Fd()), syscall.SOL_SOCKET, syscall.SO_PEERCRED)
 	if err != nil {
-- 
2.41.0