let's encrypt on plesk using certbot

create-cert.sh

#!/bin/bash

if [[ $# -eq 0 ]] ; then
    echo "You need to specify the domain name"
    exit 1
fi

host $1 2>&1 > /dev/null

if [[ $? != 0 ]] ; then
    echo "$1 is not a valid domain name"
    exit 1
fi

path=$(mysql -N -uadmin -p`cat /etc/psa/.psa.shadow` -Dpsa -se'select www_root from domains join hosting on hosting.dom_id = domains.id where name = "'"$1"'"')

if [[ $path == "" ]] ; then
    echo "$1 is not on this server"
    exit 1
fi

host "www.$1" 2>&1 > /dev/null

if [[ $? != 0 ]] ; then
    certbot-auto certonly -n --agree-tos --email certificates@rifraf.it --webroot -w $path -d $1
else
    certbot-auto certonly -n --agree-tos --email certificates@rifraf.it --webroot -w $path -d $1 -d "www.$1"
fi

if [[ $? != 0 ]] ; then
    echo "The certificate creation for $1 has failed on Let's Encrypt"
    exit 1
fi

timestamp=$(date +"%Y-%m-%d %H:%M:%S")

/usr/local/psa/bin/certificate -c "$1 $timestamp" -domain $1 -key-file /etc/letsencrypt/live/$1/privkey.pem -cert-file /etc/letsencrypt/live/$1/cert.pem -cacert-file /etc/letsencrypt/live/$1/chain.pem

if [[ $? != 0 ]] ; then
    echo "The certificate creation for $1 has failed on Plesk"
    exit 1
fi

/usr/local/psa/bin/subscription -u $1 -certificate-name "$1 $timestamp"

if [[ $? != 0 ]] ; then
    echo "The certificate could not be assigned to $1 on Plesk"
    exit 1
fi