Letsencrypt Certificate Renew on ProxMox

#!/bin/bash
killall letsencrypt-auto
sleep 5

DATE=$(date +"%Y-%m-%d %T")
echo "$DATE LetsEncrypt Certificate renew"

echo "Stopping NginX"
systemctl stop nginx.service

sleep 10
/opt/letsencrypt/letsencrypt-auto certonly --standalone --renew-by-default --email info@mydomain.sk --text --agree-tos -d proxmox.mydomain.sk

echo "Starting NginX"
systemctl start nginx.service

exit

#crontab -l : "0 0 1 * * /usr/local/bin/letsencrypt_renew >> /var/log/letsencrypt_renew.log 2>&1"