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tailscale/net/dns/resolver/macios_ext.go

28 lines
669 B
Go

// Copyright (c) 2021 Tailscale Inc & AUTHORS All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build darwin,ts_macext ios,ts_macext
package resolver
import (
"errors"
"net"
"tailscale.com/net/netns"
"tailscale.com/wgengine/monitor"
)
func init() {
initListenConfig = initListenConfigNetworkExtension
}
func initListenConfigNetworkExtension(nc *net.ListenConfig, mon *monitor.Mon, tunName string) error {
nif, ok := mon.InterfaceState().Interface[tunName]
if !ok {
return errors.New("utun not found")
}
return netns.SetListenConfigInterfaceIndex(nc, nif.Interface.Index)
}