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letsencrypt-renew
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#!/bin/bash | |
web_service='nginx' | |
config_file=$1 | |
le_path='/opt/letsencrypt' | |
exp_limit=30; | |
if [ $# -eq 0 ]; then | |
echo "Please specifie the path of the config file" | |
exit 1; | |
fi | |
if [ ! -f $config_file ]; then | |
echo "[ERROR] config file does not exist: $config_file" | |
exit 1; | |
fi | |
domain=`grep "^\s*domains" $config_file | sed "s/^\s*domains\s*=\s*//" | sed 's/(\s*)\|,.*$//'` | |
cert_file="/etc/letsencrypt/live/$domain/fullchain.pem" | |
if [ ! -f $cert_file ]; then | |
echo "[ERROR] certificate file not found for domain $domain." | |
fi | |
exp=$(date -d "`openssl x509 -in $cert_file -text -noout|grep "Not After"|cut -c 25-`" +%s) | |
datenow=$(date -d "now" +%s) | |
days_exp=$(echo \( $exp - $datenow \) / 86400 |bc) | |
echo "Checking expiration date for $domain..." | |
if [ "$days_exp" -gt "$exp_limit" ] ; then | |
echo "The certificate is up to date, no need for renewal ($days_exp days left)." | |
exit 0; | |
else | |
echo "The certificate for $domain is about to expire soon. Starting webroot renewal script..." | |
$le_path/letsencrypt-auto certonly -a webroot --agree-tos --renew-by-default --config $config_file | |
echo "Reloading $web_service" | |
/usr/sbin/service $web_service reload | |
echo "Renewal process finished for domain $domain" | |
exit 0; | |
fi |
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