SagerNet/sing-tun
1
0
Fork 0
mirror of https://github.com/SagerNet/sing-tun.git synced 2025-04-04 20:37:43 +03:00
Code Issues Projects Releases Packages Wiki Activity Actions

Fix monitor

Browse source
This commit is contained in:
世界 2022-07-14 18:53:42 +08:00
parent 6c2c28da9d
commit 9dc73c0bcc
No known key found for this signature in database
GPG key ID: CD109927C34A63C4
7 changed files with 244 additions and 104 deletions
Download patch file Download diff file Expand all files Collapse all files

67
tun_linux.go
View file

@ -45,6 +45,29 @@ func Open(name string, inet4Address netip.Prefix, inet6Address netip.Prefix, mtu
return nativeTun, nil
}
func (t *NativeTun) routes(tunLink netlink.Link) []netlink.Route {
var routes []netlink.Route
if t.inet4Address.IsValid() {
routes = append(routes, netlink.Route{
Dst: &net.IPNet{
IP: net.IPv4zero,
Mask: net.CIDRMask(0, 32),
},
LinkIndex: tunLink.Attrs().Index,
})
}
if t.inet6Address.IsValid() {
routes = append(routes, netlink.Route{
Dst: &net.IPNet{
IP: net.IPv6zero,
Mask: net.CIDRMask(0, 128),
},
LinkIndex: tunLink.Attrs().Index,
})
}
return routes
}
func (t *NativeTun) configure() error {
tunLink, err := netlink.LinkByName(t.name)
if err != nil {
@ -77,26 +100,8 @@ func (t *NativeTun) configure() error {
}
if t.autoRoute {
if t.inet4Address.IsValid() {
err = netlink.RouteAdd(&netlink.Route{
Dst: &net.IPNet{
IP: net.IPv4zero,
Mask: net.CIDRMask(0, 32),
},
LinkIndex: tunLink.Attrs().Index,
})
if err != nil {
return err
}
}
if t.inet6Address.IsValid() {
err = netlink.RouteAdd(&netlink.Route{
Dst: &net.IPNet{
IP: net.IPv6zero,
Mask: net.CIDRMask(0, 128),
},
LinkIndex: tunLink.Attrs().Index,
})
for _, route := range t.routes(tunLink) {
err = netlink.RouteAdd(&route)
if err != nil {
return err
}
@ -133,26 +138,8 @@ func (t *NativeTun) Close() error {
return err
}
if t.autoRoute {
if t.inet4Address.IsValid() {
err = netlink.RouteDel(&netlink.Route{
Dst: &net.IPNet{
IP: net.IPv4zero,
Mask: net.CIDRMask(0, 32),
},
LinkIndex: tunLink.Attrs().Index,
})
if err != nil {
return err
}
}
if t.inet6Address.IsValid() {
err = netlink.RouteDel(&netlink.Route{
Dst: &net.IPNet{
IP: net.IPv6zero,
Mask: net.CIDRMask(0, 128),
},
LinkIndex: tunLink.Attrs().Index,
})
for _, route := range t.routes(tunLink) {
err = netlink.RouteDel(&route)
if err != nil {
return err
}