#!/bin/bash

_logfile="/var/log/renew_ssl.txt"

echo "Date: $(date +%Y%m%d)" | tee -a  $_logfile
echo "Nb of args: $?" | tee -a  $_logfile

if [ ! -z "$RENEWED_DOMAINS" ]; then
    for domain in $RENEWED_DOMAINS; do
        if [[ $domain = www.* ]]; then
            domain=`echo $domain | sed 's/www.\(.*\)/\1/g'`
        else
            echo "Processing domain: $domain" | tee -a  $_logfile
            mkdir -p /etc/haproxy/ssl/archives

            if test -f /etc/haproxy/ssl/certs/$domain.pem; then
                cp /etc/haproxy/ssl/certs/$domain.pem /etc/haproxy/ssl/archives/$domain.pem.$(date +%Y%m%d)
            fi

            cat /etc/letsencrypt/live/$domain/privkey.pem /etc/letsencrypt/live/$domain/fullchain.pem > /etc/haproxy/ssl/certs/$domain.pem

            # check if pem file in haproxy dir is empty and rm it if it is
            if [ ! -s /etc/haproxy/ssl/certs/$domain.pem ]; then
                rm /etc/haproxy/ssl/certs/$domain.pem
            fi

            /usr/sbin/haproxy -c -f /etc/haproxy/haproxy.cfg && /bin/systemctl reload haproxy.service
            echo "$domain renewed at $(date)" | tee -a  $_logfile
        fi
    done
else
    echo "$domain renewal failed at $(date)" | tee -a  $_logfile
    exit 0
fi

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