# Certbot commands ``` echo "Input your email:" read EMAIL echo "Input 3 subdomains separated with commas (eg: pay.example.com,tips.example.com,status.example.com)" read SUBDOMAINS firstDomain=$(echo $SUBDOMAINS|cut -d"," -f1) ``` * see details of a certificate ``` sudo openssl x509 -in /etc/letsencrypt/live/$firstDomain/fullchain.pem -text ``` * force renewal ``` sudo certbot certonly --force-renewal -a standalone -m $EMAIL --agree-tos -d $SUBDOMAINS --expand -n --pre-hook "service nginx stop" --post-hook "service nginx start" ``` * logs ``` sudo tail -n100 /var/log/letsencrypt/letsencrypt.log ```