clash/listener/tun/dev/dev.go
2021-12-27 07:09:45 +08:00

71 lines
1.8 KiB
Go

package dev
import (
"bytes"
"os/exec"
"runtime"
"github.com/Dreamacro/clash/log"
)
// TunDevice is cross-platform tun interface
type TunDevice interface {
Name() string
URL() string
MTU() (int, error)
IsClose() bool
Close() error
Read(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())
//}
}