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优化

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This commit is contained in:
bjdgyc
2023-10-24 17:49:13 +08:00
parent a9ad21b3b5
commit 6788a875a2
5 changed files with 21 additions and 6 deletions
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18
server/handler/link_tun.go
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@@ -22,22 +22,32 @@ func checkTun() {
defer ifce.Close()
// 测试ip命令
cmdstr := fmt.Sprintf("ip link set dev %s up mtu %s multicast off", ifce.Name(), "1399")
err = execCmd([]string{cmdstr})
cmdstr0 := fmt.Sprintln("modprobe -i tun")
cmdstr1 := fmt.Sprintf("ip link set dev %s up mtu %s multicast off", ifce.Name(), "1399")
err = execCmd([]string{cmdstr0, cmdstr1})
if err != nil {
base.Fatal("testTun err: ", err)
}
//开启服务器转发
if err := execCmd([]string{"sysctl -w net.ipv4.ip_forward=1"}); err != nil {
base.Error(err)
base.Fatal(err)
}
if base.Cfg.IptablesNat {
//添加NAT转发规则
ipt, err := iptables.New()
if err != nil {
base.Error(err)
base.Fatal(err)
return
}
//修复 rockyos nat 不生效
cmdstr0 := fmt.Sprintln("modprobe -i iptable_filter")
cmdstr1 := fmt.Sprintf("modprobe -i iptable_nat")
err = execCmd([]string{cmdstr0, cmdstr1})
if err != nil {
base.Fatal("testTun err: ", err)
}
natRule := []string{"-s", base.Cfg.Ipv4CIDR, "-o", base.Cfg.Ipv4Master, "-j", "MASQUERADE"}
forwardRule := []string{"-j", "ACCEPT"}
if natExists, _ := ipt.Exists("nat", "POSTROUTING", natRule...); !natExists {