Letsencrypt renew scripts for docker

printcerts.sh

#! /usr/bin/env bash

CERT_DIR=/etc/letsencrypt/live/

for domain in $(ls $CERT_DIR)
do
    cert_path="$CERT_DIR/$domain/cert.pem"
    domains=$(openssl x509 -in $CERT_DIR/$domain/cert.pem -text | sed -nr '/^ {12}X509v3 Subject Alternative Name/{n;s/^ *//p}' | sed -e 's/DNS://g' | sed -e 's/,//g')
    echo "$domains"
done

renew.sh

#! /usr/bin/env bash

DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
CERT_DIR=/etc/letsencrypt/live/
CHECK_SECS=2592000 # 30 days
TMP_DIR=/tmp/letsencrypt

echo "Updating letsencrypt"
docker pull quay.io/letsencrypt/letsencrypt:latest

while read line; do
    domains=($line)
    primary=${domains[0]}
    echo "Checking $primary"
    
    cert_path="$CERT_DIR/$primary/cert.pem"
    if ! openssl x509 -checkend $CHECK_SECS  -noout -in $cert_path
    then
        echo "$line needs renewing"
        
        docker_domains=$(echo $line | sed -e 's/ / -d /g' | sed -e 's/^/-d /g')
        docker run -i --rm --name letsencrypt -v /etc/letsencrypt:/etc/letsencrypt -v /var/lib/letsencrypt:/var/lib/letsencrypt -v $TMP_DIR:/www quay.io/letsencrypt/letsencrypt:latest certonly --agree-to --text --renew-by-default --email EMAILv --webroot -w /www/ $docker_domains
        sleep 5
    fi
done < ${DIR}/domains.txt

echo "Reloading nginx"
service nginx reload