mailcow/data/Dockerfiles/acme/docker-entrypoint.sh

60 lines
1.4 KiB
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Executable File

#!/bin/bash
ACME_BASE=/var/lib/acme
mkdir -p ${ACME_BASE}/acme/private
restart_containers(){
for container in $*; do
curl -X POST \
--unix-socket /var/run/docker.sock \
"http/containers/${container}/restart"
done
}
while true; do
AUTODISCOVER=
AUTODISCOVER_A=$(dig a autodiscover.${MAILCOW_HOSTNAME#*} +short @208.67.220.222)
if [[ ! -z ${AUTODISCOVER_A} ]]; then
if [[ $(curl -4s https://mailcow.email/ip.php) == ${AUTODISCOVER_A} ]]; then
AUTODISCOVER="autodiscover.${MAILCOW_HOSTNAME#*}"
fi
fi
AUTOCONFIG=
AUTOCONFIG_A=$(dig a autoconfig.${MAILCOW_HOSTNAME#*} +short @208.67.220.222)
if [[ ! -z ${AUTOCONFIG_A} ]]; then
if [[ $(curl -4s https://mailcow.email/ip.php) == ${AUTOCONFIG_A} ]]; then
AUTOCONFIG="autoconfig.${MAILCOW_HOSTNAME#*}"
fi
fi
acme-client \
-v -b -N -n \
-f ${ACME_BASE}/acme/private/account.key \
-k ${ACME_BASE}/acme/private/privkey.pem \
-c ${ACME_BASE}/acme \
${MAILCOW_HOSTNAME} ${AUTOCONFIG} ${AUTODISCOVER} ${ADDITIONAL_SAN}
case "$?" in
0) # new certs
# cp the new certificates and keys
cp ${ACME_BASE}/acme/fullchain.pem ${ACME_BASE}/cert.pem
cp ${ACME_BASE}/acme/private/privkey.pem ${ACME_BASE}/key.pem
# restart docker containers
restart_containers ${CONTAINERS_RESTART}
;;
1) # failure
exit 1;;
2) # no change
;;
*) # unspecified
exit 1;;
esac
echo "ACME certificate validation done. Sleeping for another day."
sleep 86400
done