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feat: support to auto config kernel parameters

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This commit is contained in:
mzz2017
2023-03-25 17:16:24 +08:00
parent 5d8fc85fd9
commit 43d5d81858
7 changed files with 84 additions and 36 deletions
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37
control/utils.go
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@ -10,9 +10,9 @@ import (
"encoding/binary"
"encoding/hex"
"fmt"
"github.com/mzz2017/softwind/netproxy"
"github.com/daeuniverse/dae/common"
"github.com/daeuniverse/dae/common/consts"
"github.com/mzz2017/softwind/netproxy"
"golang.org/x/sys/unix"
"net/netip"
"os"
@ -105,6 +105,28 @@ func CheckIpforward(ifname string) error {
return nil
}
func setForwarding(ifname string, ipversion consts.IpVersionStr, val string) error {
path := fmt.Sprintf("/proc/sys/net/ipv%v/conf/%v/forwarding", ipversion, ifname)
err := os.WriteFile(path, []byte(val), 0644)
if err != nil {
return err
}
return nil
}
func SetIpv4forward(val string) error {
err := os.WriteFile("/proc/sys/net/ipv4/ip_forward", []byte(val), 0644)
if err != nil {
return err
}
return nil
}
func SetForwarding(ifname string, val string) {
_ = setForwarding(ifname, consts.IpVersionStr_4, val)
_ = setForwarding(ifname, consts.IpVersionStr_6, val)
}
func checkSendRedirects(ifname string, ipversion consts.IpVersionStr) error {
path := fmt.Sprintf("/proc/sys/net/ipv%v/conf/%v/send_redirects", ipversion, ifname)
b, err := os.ReadFile(path)
@ -124,6 +146,19 @@ func CheckSendRedirects(ifname string) error {
return nil
}
func setSendRedirects(ifname string, ipversion consts.IpVersionStr, val string) error {
path := fmt.Sprintf("/proc/sys/net/ipv%v/conf/%v/send_redirects", ipversion, ifname)
err := os.WriteFile(path, []byte(val), 0644)
if err != nil {
return err
}
return nil
}
func SetSendRedirects(ifname string, val string) {
_ = setSendRedirects(ifname, consts.IpVersionStr_4, val)
}
func MagicNetwork(network string, mark uint32) string {
if mark == 0 {
return network