export http_proxy config
curl -s https://sh.xaox.cc/install | bash -s proxy
proxy 58884
equal to:
export http_proxy="http://127.0.0.1:58884"
export HTTP_PROXY="http://127.0.0.1:58884"
export https_proxy="http://127.0.0.1:58884"
export HTTPS_PROXY="http://127.0.0.1:58884"