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bolt more stuff onto tun to help auto-assign snat addresses

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This commit is contained in:
JackDoan
2026-02-17 13:09:31 -06:00
parent 83744a106d
commit 1cc257f997
17 changed files with 267 additions and 136 deletions
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20
overlay/tun_ios.go
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@@ -22,20 +22,22 @@ import (
type tun struct {
io.ReadWriteCloser
vpnNetworks []netip.Prefix
Routes atomic.Pointer[[]Route]
routeTree atomic.Pointer[bart.Table[routing.Gateways]]
l *logrus.Logger
vpnNetworks []netip.Prefix
unsafeNetworks []netip.Prefix
Routes atomic.Pointer[[]Route]
routeTree atomic.Pointer[bart.Table[routing.Gateways]]
l *logrus.Logger
}
func newTun(_ *config.C, _ *logrus.Logger, _ []netip.Prefix, _ []netip.Prefix, _ bool) (*tun, error) {
return nil, fmt.Errorf("newTun not supported in iOS")
}
func newTunFromFd(c *config.C, l *logrus.Logger, deviceFd int, vpnNetworks []netip.Prefix, _ []netip.Prefix) (*tun, error) {
func newTunFromFd(c *config.C, l *logrus.Logger, deviceFd int, vpnNetworks []netip.Prefix, unsafeNetworks []netip.Prefix) (*tun, error) {
file := os.NewFile(uintptr(deviceFd), "/dev/tun")
t := &tun{
vpnNetworks: vpnNetworks,
unsafeNetworks: unsafeNetworks,
ReadWriteCloser: &tunReadCloser{f: file},
l: l,
}
@@ -147,6 +149,14 @@ func (t *tun) Networks() []netip.Prefix {
return t.vpnNetworks
}
func (t *tun) UnsafeNetworks() []netip.Prefix {
return t.unsafeNetworks
}
func (t *tun) SNATAddress() netip.Prefix {
return t.snatAddr
}
func (t *tun) Name() string {
return "iOS"
}