# Install
curl https://get.acme.sh | sh
ln -s /root/.acme.sh/acme.sh /usr/local/bin/

# Use
acme.sh --issue -d www.mogublog.net --dns --yes-I-know-dns-manual-mode-enough-go-ahead-please
# Edit Domain TXT Record
acme.sh --renew -d www.mogublog.cn --yes-I-know-dns-manual-mode-enough-go-ahead-please

# Cert
ls /root/.acme.sh/www.mogublog.net/