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[Fixed] Remove the Linux automatic routing configuration Change the name of the Linux network card to utun

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This commit is contained in:
gVisor bot 2022-01-08 16:57:59 +08:00
parent 28d8bf17cb
commit 1c1eb6bdfb
2 changed files with 4 additions and 65 deletions
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59
listener/tun/dev/dev.go
View file

@ -1,13 +1,5 @@
package dev package dev
import (
"bytes"
"os/exec"
"runtime"
"github.com/Dreamacro/clash/log"
)
// TunDevice is cross-platform tun interface // TunDevice is cross-platform tun interface
type TunDevice interface { type TunDevice interface {
Name() string Name() string
@ -18,54 +10,3 @@ type TunDevice interface {
Read(buff []byte) (int, error) Read(buff []byte) (int, error)
Write(buff []byte) (int, error) Write(buff []byte) (int, error)
} }
func SetLinuxAutoRoute() {
log.Infoln("Tun adapter auto setting global route")
addLinuxSystemRoute("0")
//addLinuxSystemRoute("1")
//addLinuxSystemRoute("2/7")
//addLinuxSystemRoute("4/6")
//addLinuxSystemRoute("8/5")
//addLinuxSystemRoute("16/4")
//addLinuxSystemRoute("32/3")
//addLinuxSystemRoute("64/2")
//addLinuxSystemRoute("128.0/1")
//addLinuxSystemRoute("198.18.0/16")
}
func RemoveLinuxAutoRoute() {
log.Infoln("Tun adapter removing global route")
delLinuxSystemRoute("0")
//delLinuxSystemRoute("1")
//delLinuxSystemRoute("2/7")
//delLinuxSystemRoute("4/6")
//delLinuxSystemRoute("8/5")
//delLinuxSystemRoute("16/4")
//delLinuxSystemRoute("32/3")
//delLinuxSystemRoute("64/2")
//delLinuxSystemRoute("128.0/1")
//delLinuxSystemRoute("198.18.0/16")
}
func addLinuxSystemRoute(net string) {
if runtime.GOOS != "darwin" && runtime.GOOS != "linux" {
return
}
cmd := exec.Command("route", "add", "-net", net, "meta")
var stderr bytes.Buffer
cmd.Stderr = &stderr
if err := cmd.Run(); err != nil {
log.Errorln("[auto route] Failed to add system route: %s: %s , cmd: %s", err.Error(), stderr.String(), cmd.String())
}
}
func delLinuxSystemRoute(net string) {
if runtime.GOOS != "darwin" && runtime.GOOS != "linux" {
return
}
cmd := exec.Command("route", "delete", "-net", net, "meta")
_ = cmd.Run()
//if err := cmd.Run(); err != nil {
// log.Errorln("[auto route]Failed to delete system route: %s, cmd: %s", err.Error(), cmd.String())
//}
}

10
listener/tun/dev/dev_linux.go
View file

@ -7,6 +7,7 @@ import (
"bytes" "bytes"
"errors" "errors"
"fmt" "fmt"
"github.com/Dreamacro/clash/log"
"net/url" "net/url"
"os" "os"
"os/exec" "os/exec"
@ -38,7 +39,7 @@ type tunLinux struct {
// OpenTunDevice return a TunDevice according a URL // OpenTunDevice return a TunDevice according a URL
func OpenTunDevice(tunAddress string, autoRoute bool) (TunDevice, error) { func OpenTunDevice(tunAddress string, autoRoute bool) (TunDevice, error) {
deviceURL, _ := url.Parse("dev://meta") deviceURL, _ := url.Parse("dev://utun")
mtu, _ := strconv.ParseInt(deviceURL.Query().Get("mtu"), 0, 32) mtu, _ := strconv.ParseInt(deviceURL.Query().Get("mtu"), 0, 32)
t := &tunLinux{ t := &tunLinux{
@ -62,7 +63,7 @@ func OpenTunDevice(tunAddress string, autoRoute bool) (TunDevice, error) {
} }
if autoRoute { if autoRoute {
SetLinuxAutoRoute() log.Warnln("linux unsupported automatic route")
} }
return dev, nil return dev, nil
case "fd": case "fd":
@ -76,7 +77,7 @@ func OpenTunDevice(tunAddress string, autoRoute bool) (TunDevice, error) {
return nil, err return nil, err
} }
if autoRoute { if autoRoute {
SetLinuxAutoRoute() log.Warnln("linux unsupported automatic route")
} }
return dev, nil return dev, nil
} }
@ -105,9 +106,6 @@ func (t *tunLinux) IsClose() bool {
func (t *tunLinux) Close() error { func (t *tunLinux) Close() error {
t.stopOnce.Do(func() { t.stopOnce.Do(func() {
if t.autoRoute {
RemoveLinuxAutoRoute()
}
t.closed = true t.closed = true
t.tunFile.Close() t.tunFile.Close()
}) })