windows 防火墙开放对 clash 的权限即可用
```
export hostip=$(cat /etc/resolv.conf |grep -oP '(?<=nameserver\ ).*')
export https_proxy="http://${hostip}:7890"
export http_proxy="http://${hostip}:7890"
export all_proxy="sock5://${hostip}:7891"
alias myip="curl
myip.ipip.net"
```