curl  https://get.acme.sh | sh -s [email protected]
source ~/.bashrc
openssl dhparam -out /etc/nginx/ssl/dhparam.pem 2048

acme(){
DOMAIN="$1";
acme.sh --issue  -d $1   --nginx /etc/nginx/conf/$DOMAIN.conf \
--key-file       /etc/nginx/ssl/$DOMAIN.key  \
--fullchain-file  /etc/nginx/ssl/$DOMAIN.crt \
--reloadcmd     "nginx -s reload"  --force
}

acmeupdate(){
DOMAIN="$1";
    acme.sh --renew -d $DOMAIN --ecc --force
}