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fix: logic of auto-detect-interface

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This commit is contained in:
adlyq 2022-04-23 23:42:42 +08:00
parent 2f95d56a12
commit dee1aeb6c3
6 changed files with 30 additions and 22 deletions
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22
config/config.go
View file

@ -110,11 +110,12 @@ type Profile struct {
// Tun config
type Tun struct {
Enable bool `yaml:"enable" json:"enable"`
Device string `yaml:"device" json:"device"`
Stack C.TUNStack `yaml:"stack" json:"stack"`
DNSHijack []netip.AddrPort `yaml:"dns-hijack" json:"dns-hijack"`
AutoRoute bool `yaml:"auto-route" json:"auto-route"`
Enable bool `yaml:"enable" json:"enable"`
Device string `yaml:"device" json:"device"`
Stack C.TUNStack `yaml:"stack" json:"stack"`
DNSHijack []netip.AddrPort `yaml:"dns-hijack" json:"dns-hijack"`
AutoRoute bool `yaml:"auto-route" json:"auto-route"`
AutoDetectInterface bool `yaml:"auto-detect-interface" json:"auto-detect-interface"`
}
// IPTables config
@ -910,11 +911,12 @@ func parseTun(rawTun RawTun, general *General) (*Tun, error) {
}
return &Tun{
Enable: rawTun.Enable,
Device: rawTun.Device,
Stack: rawTun.Stack,
DNSHijack: dnsHijack,
AutoRoute: rawTun.AutoRoute,
Enable: rawTun.Enable,
Device: rawTun.Device,
Stack: rawTun.Stack,
DNSHijack: dnsHijack,
AutoRoute: rawTun.AutoRoute,
AutoDetectInterface: rawTun.AutoDetectInterface,
}, nil
}

10
listener/tun/ipstack/commons/router_darwin.go
View file

@ -12,7 +12,7 @@ func GetAutoDetectInterface() (string, error) {
return cmd.ExecCmd("bash -c route -n get default | grep 'interface:' | awk -F ' ' 'NR==1{print $2}' | xargs echo -n")
}
func ConfigInterfaceAddress(dev device.Device, addr netip.Prefix, forceMTU int, autoRoute bool) error {
func ConfigInterfaceAddress(dev device.Device, addr netip.Prefix, forceMTU int, autoRoute, autoDetectInterface bool) error {
if !addr.Addr().Is4() {
return fmt.Errorf("supported ipv4 only")
}
@ -37,12 +37,12 @@ func ConfigInterfaceAddress(dev device.Device, addr netip.Prefix, forceMTU int,
}
if autoRoute {
err = configInterfaceRouting(interfaceName, addr)
err = configInterfaceRouting(interfaceName, addr, autoDetectInterface)
}
return err
}
func configInterfaceRouting(interfaceName string, addr netip.Prefix) error {
func configInterfaceRouting(interfaceName string, addr netip.Prefix, autoDetectInterface bool) error {
var (
routes = append(defaultRoutes, addr.String())
gateway = addr.Masked().Addr().Next()
@ -54,7 +54,9 @@ func configInterfaceRouting(interfaceName string, addr netip.Prefix) error {
}
}
go DefaultInterfaceChangeMonitor()
if autoDetectInterface {
go DefaultInterfaceChangeMonitor()
}
return execRouterCmd("add", "-inet6", "2000::/3", interfaceName)
}

10
listener/tun/ipstack/commons/router_linux.go
View file

@ -17,7 +17,7 @@ func GetAutoDetectInterface() (string, error) {
return cmd.ExecCmd("bash -c ip route show | grep 'default via' | awk -F ' ' 'NR==1{print $5}' | xargs echo -n")
}
func ConfigInterfaceAddress(dev device.Device, addr netip.Prefix, forceMTU int, autoRoute bool) error {
func ConfigInterfaceAddress(dev device.Device, addr netip.Prefix, forceMTU int, autoRoute, autoDetectInterface bool) error {
var (
interfaceName = dev.Name()
ip = addr.Masked().Addr().Next()
@ -34,12 +34,12 @@ func ConfigInterfaceAddress(dev device.Device, addr netip.Prefix, forceMTU int,
}
if autoRoute {
err = configInterfaceRouting(interfaceName, addr)
err = configInterfaceRouting(interfaceName, addr, autoDetectInterface)
}
return err
}
func configInterfaceRouting(interfaceName string, addr netip.Prefix) error {
func configInterfaceRouting(interfaceName string, addr netip.Prefix, autoDetectInterface bool) error {
linkIP := addr.Masked().Addr().Next()
if runtime.GOOS == "android" {
const tableId = 1981801
@ -61,7 +61,9 @@ func configInterfaceRouting(interfaceName string, addr netip.Prefix) error {
}
}
go DefaultInterfaceChangeMonitor()
if autoDetectInterface {
go DefaultInterfaceChangeMonitor()
}
return nil
}

2
listener/tun/ipstack/commons/router_others.go
View file

@ -14,6 +14,6 @@ func GetAutoDetectInterface() (string, error) {
return "", fmt.Errorf("can not auto detect interface-name on this OS: %s, you must be detecting interface-name by manual", runtime.GOOS)
}
func ConfigInterfaceAddress(device.Device, netip.Prefix, int, bool) error {
func ConfigInterfaceAddress(device.Device, netip.Prefix, int, bool, bool) error {
return fmt.Errorf("unsupported on this OS: %s", runtime.GOOS)
}

6
listener/tun/ipstack/commons/router_windows.go
View file

@ -27,7 +27,7 @@ func GetAutoDetectInterface() (string, error) {
return getAutoDetectInterfaceByFamily(winipcfg.AddressFamily(windows.AF_INET6))
}
func ConfigInterfaceAddress(dev device.Device, addr netip.Prefix, forceMTU int, autoRoute bool) error {
func ConfigInterfaceAddress(dev device.Device, addr netip.Prefix, forceMTU int, autoRoute, autoDetectInterface bool) error {
retryOnFailure := services.StartedAtBoot()
tryTimes := 0
var err error
@ -205,7 +205,9 @@ startOver:
wintunInterfaceName = dev.Name()
go DefaultInterfaceChangeMonitor()
if autoDetectInterface {
go DefaultInterfaceChangeMonitor()
}
return nil
}

2
listener/tun/tun_adapter.go
View file

@ -90,7 +90,7 @@ func New(tunConf *config.Tun, dnsConf *config.DNS, tcpIn chan<- C.ConnContext, u
}
// setting address and routing
err = commons.ConfigInterfaceAddress(tunDevice, tunAddress, mtu, autoRoute)
err = commons.ConfigInterfaceAddress(tunDevice, tunAddress, mtu, autoRoute, tunConf.AutoDetectInterface)
if err != nil {
_ = tunDevice.Close()
return nil, fmt.Errorf("setting interface address and routing failed: %w", err)