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fix: don't set auto detect interface with tun name

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This commit is contained in:
gVisor bot 2022-10-07 16:54:08 +08:00
parent 1bd6a4c4c2
commit a73f1f0b37
2 changed files with 25 additions and 18 deletions
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4
config/config.go
View file

@ -373,8 +373,8 @@ func UnmarshalRawConfig(buf []byte) (*RawConfig, error) {
Device: "",
Stack: "gvisor",
DNSHijack: []string{"0.0.0.0:53"}, // default hijack all dns query
AutoRoute: false,
AutoDetectInterface: false,
AutoRoute: true,
AutoDetectInterface: true,
Inet6Address: []ListenPrefix{ListenPrefix(netip.MustParsePrefix("fdfe:dcba:9876::1/126"))},
},
EBpf: EBpf{

39
listener/sing_tun/server.go
View file

@ -142,28 +142,35 @@ func New(options config.Tun, tcpIn chan<- C.ConnContext, udpIn chan<- *inbound.P
}
l.networkUpdateMonitor = networkUpdateMonitor
defaultInterfaceMonitor, err := tun.NewDefaultInterfaceMonitor(networkUpdateMonitor, tun.DefaultInterfaceMonitorOptions{})
defaultInterfaceMonitor, err := tun.NewDefaultInterfaceMonitor(networkUpdateMonitor, tun.DefaultInterfaceMonitorOptions{OverrideAndroidVPN: true})
if err != nil {
err = E.Cause(err, "create DefaultInterfaceMonitor")
return
}
defaultInterfaceMonitor.RegisterCallback(func(event int) error {
targetInterface := dialer.DefaultInterface.Load()
autoDetectInterfaceName := defaultInterfaceMonitor.DefaultInterfaceName(netip.IPv4Unspecified())
if autoDetectInterfaceName != "" && autoDetectInterfaceName != "<nil>" {
targetInterface = autoDetectInterfaceName
} else {
log.Warnln("Auto detect interface name is empty.")
}
if old := dialer.DefaultInterface.Load(); old != targetInterface {
log.Warnln("[TUN] default interface changed by monitor, %s => %s", old, targetInterface)
if options.AutoDetectInterface {
defaultInterfaceMonitor.RegisterCallback(func(event int) error {
targetInterface := dialer.DefaultInterface.Load()
for _, destination := range []netip.Addr{netip.IPv4Unspecified(), netip.IPv6Unspecified(), netip.MustParseAddr("1.1.1.1")} {
autoDetectInterfaceName := defaultInterfaceMonitor.DefaultInterfaceName(destination)
if autoDetectInterfaceName == tunName {
log.Warnln("Auto detect interface by %s get same name with tun", destination.String())
} else if autoDetectInterfaceName == "" || autoDetectInterfaceName == "<nil>" {
log.Warnln("Auto detect interface by %s get empty name.", destination.String())
} else {
targetInterface = autoDetectInterfaceName
if old := dialer.DefaultInterface.Load(); old != targetInterface {
log.Warnln("[TUN] default interface changed by monitor, %s => %s", old, targetInterface)
dialer.DefaultInterface.Store(targetInterface)
dialer.DefaultInterface.Store(targetInterface)
iface.FlushCache()
}
return nil
})
iface.FlushCache()
}
return nil
}
}
return nil
})
}
err = defaultInterfaceMonitor.Start()
if err != nil {
err = E.Cause(err, "start DefaultInterfaceMonitor")