diff options
Diffstat (limited to 'tun/tun_freebsd.go')
| -rw-r--r-- | tun/tun_freebsd.go | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/tun/tun_freebsd.go b/tun/tun_freebsd.go index dc9eb3e..e1e8986 100644 --- a/tun/tun_freebsd.go +++ b/tun/tun_freebsd.go @@ -143,7 +143,7 @@ func tunName(fd uintptr) (string, error) { // Destroy a named system interface func tunDestroy(name string) error { - fd, err := unix.Socket(unix.AF_INET, unix.SOCK_DGRAM, 0) + fd, err := unix.Socket(unix.AF_INET, unix.SOCK_DGRAM|unix.SOCK_CLOEXEC, 0) if err != nil { return err } @@ -170,7 +170,7 @@ func CreateTUN(name string, mtu int) (Device, error) { return nil, fmt.Errorf("interface %s already exists", name) } - tunFile, err := os.OpenFile("/dev/tun", unix.O_RDWR, 0) + tunFile, err := os.OpenFile("/dev/tun", unix.O_RDWR|unix.O_CLOEXEC, 0) if err != nil { return nil, err } @@ -213,7 +213,7 @@ func CreateTUN(name string, mtu int) (Device, error) { // Disable link-local v6, not just because WireGuard doesn't do that anyway, but // also because there are serious races with attaching and detaching LLv6 addresses // in relation to interface lifetime within the FreeBSD kernel. - confd6, err := unix.Socket(unix.AF_INET6, unix.SOCK_DGRAM, 0) + confd6, err := unix.Socket(unix.AF_INET6, unix.SOCK_DGRAM|unix.SOCK_CLOEXEC, 0) if err != nil { tunFile.Close() tunDestroy(assignedName) @@ -238,7 +238,7 @@ func CreateTUN(name string, mtu int) (Device, error) { } if name != "" { - confd, err := unix.Socket(unix.AF_INET, unix.SOCK_DGRAM, 0) + confd, err := unix.Socket(unix.AF_INET, unix.SOCK_DGRAM|unix.SOCK_CLOEXEC, 0) if err != nil { tunFile.Close() tunDestroy(assignedName) @@ -295,7 +295,7 @@ func CreateTUNFromFile(file *os.File, mtu int) (Device, error) { return nil, err } - tun.routeSocket, err = unix.Socket(unix.AF_ROUTE, unix.SOCK_RAW, unix.AF_UNSPEC) + tun.routeSocket, err = unix.Socket(unix.AF_ROUTE, unix.SOCK_RAW|unix.SOCK_CLOEXEC, unix.AF_UNSPEC) if err != nil { tun.tunFile.Close() return nil, err @@ -397,7 +397,7 @@ func (tun *NativeTun) Close() error { } func (tun *NativeTun) setMTU(n int) error { - fd, err := unix.Socket(unix.AF_INET, unix.SOCK_DGRAM, 0) + fd, err := unix.Socket(unix.AF_INET, unix.SOCK_DGRAM|unix.SOCK_CLOEXEC, 0) if err != nil { return err } @@ -414,7 +414,7 @@ func (tun *NativeTun) setMTU(n int) error { } func (tun *NativeTun) MTU() (int, error) { - fd, err := unix.Socket(unix.AF_INET, unix.SOCK_DGRAM, 0) + fd, err := unix.Socket(unix.AF_INET, unix.SOCK_DGRAM|unix.SOCK_CLOEXEC, 0) if err != nil { return 0, err } |