certbot-cron-docker/root/certbot-prepare.sh
MrMeeb 36b71a0ebb
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add standalone and webroot methods
2023-07-09 21:53:06 +00:00

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#!/command/with-contenv bash
# shellcheck shell=bash
#Creating needed folders and files if they don't already exist
if [ ! -d /config/.secrets ]
then
mkdir /config/.secrets
fi
if [ ! -d /config/letsencrypt ]
then
mkdir /config/letsencrypt
fi
if [ ! -d /config/letsencrypt/keys ]
then
mkdir /config/letsencrypt/keys
fi
if [ ! -d /config/logs ]
then
mkdir /config/logs
fi
if [ ! -f /config/logs/renew.log ]
then
touch /config/logs/renew.log
fi
if [ ! -f /config/.crontab.txt ]
then
touch /config/.crontab.txt
fi
#Cleanup renew list and create it fresh, ready for commands to be run and added
echo "#!/command/with-contenv bash" > /config/renew-list.sh
echo "" >> /config/.renew-list.sh
function single_domain {
if [ ! -z $CUSTOM_CA ]
then
echo "Using a custom CA for issuing certificates"
if [ ! -d /config/custom_ca ]
then
mkdir /config/custom_ca
echo "Please place your custom CA file into /config/custom_ca and restart the container"
exit 1
fi
if [ -z "$(ls -A /config/custom_ca)" ]
then
echo "The CUSTOM_CA option is populated, but the /config/custom_ca dir is empty. Please place your root certificate in this directory and restart the container"
exit 1
fi
if [ -z $CUSTOM_CA_SERVER ]
then
echo "CUSTOM_CA_SERVER has not been defined. It is required for using a custom CA to issue a certificate"
exit 1
fi
#REQUESTS_CA_BUNDLE=/config/custom_ca/$CUSTOM_CA
CUSTOM_CA_PATH=/config/custom_ca/$CUSTOM_CA
CUSTOM_CA_SERVER_OPT="--server $CUSTOM_CA_SERVER"
if [ $STAGING ]
then
echo "Staging is not supported when using a custom CA, so overriding. To remove this alert, set staging to false."
STAGING=false
fi
fi
BASE_COMMAND=(certbot certonly --non-interactive --config-dir /config/letsencrypt --work-dir /config/.tmp --logs-dir /config/logs --key-path /config/letsencrypt/keys --expand --agree-tos $CUSTOM_CA_SERVER_OPT --email $EMAIL -d $DOMAINS)
## Run with Cloudflare plugin
if [ $PLUGIN == "cloudflare" ]
then
echo "Using Cloudflare plugin"
if [ ! -f /config/.secrets/cloudflare.ini ]
then
touch /config/.secrets/cloudflare.ini
fi
if [ -n "$CLOUDFLARE_TOKEN" ]
then
echo "Cloudflare token is present"
echo "dns_cloudflare_api_token = $CLOUDFLARE_TOKEN" > /config/.secrets/cloudflare.ini
fi
if [ ! -s /config/.secrets/cloudflare.ini ]
then
echo "cloudflare.ini is empty - please add your Cloudflare credentials or API key before continuing. This can be done as an ENV var, or by editing the file directly"
exit 1
fi
#Securing cloudflare.ini to supress warnings
chmod 600 /config/.secrets/cloudflare.ini
echo "Creating certificates, or attempting to renew if they already exist"
if [ $STAGING = true ]
then
echo "Using staging endpoint - THIS SHOULD BE USED FOR TESTING ONLY"
${BASE_COMMAND[@]} --dns-cloudflare --dns-cloudflare-propagation-seconds $PROPOGATION_TIME --dns-cloudflare-credentials /config/.secrets/cloudflare.ini --staging
# Add to renewal list
echo "REQUESTS_CA_BUNDLE=$CUSTOM_CA_PATH ${BASE_COMMAND[@]} --dns-cloudflare --dns-cloudflare-propagation-seconds $PROPOGATION_TIME --dns-cloudflare-credentials /config/.secrets/cloudflare.ini --staging" >> /config/renew-list.sh
echo "Creation/renewal attempt complete"
elif [ $STAGING = false ]
then
echo "Using production endpoint"
${BASE_COMMAND[@]} --dns-cloudflare --dns-cloudflare-propagation-seconds $PROPOGATION_TIME --dns-cloudflare-credentials /config/.secrets/cloudflare.ini
# Add to renewal list
echo "REQUESTS_CA_BUNDLE=$CUSTOM_CA_PATH ${BASE_COMMAND[@]} --dns-cloudflare --dns-cloudflare-propagation-seconds $PROPOGATION_TIME --dns-cloudflare-credentials /config/.secrets/cloudflare.ini" >> /config/renew-list.sh
echo "Creation/renewal attempt complete"
else
echo "Unrecognised option for STAGING variable - check your configuration"
exit 1
fi
## Run with Standalone plugin
elif [ $PLUGIN == "standalone" ]
then
echo "Using HTTP verification via built-in web-server - please ensure port 80 is exposed."
if [ $STAGING = true ]
then
echo "Using staging endpoint - THIS SHOULD BE USED FOR TESTING ONLY"
REQUESTS_CA_BUNDLE=$CUSTOM_CA_PATH ${BASE_COMMAND[@]} --standalone --staging
# Add to renewal list
echo "REQUESTS_CA_BUNDLE=$CUSTOM_CA_PATH ${BASE_COMMAND[@]} --standalone --staging" >> /config/renew-list.sh
echo "Creation/renewal attempt complete"
elif [ $STAGING = false ]
then
echo "Using production endpoint"
REQUESTS_CA_BUNDLE=$CUSTOM_CA_PATH ${BASE_COMMAND[@]} --standalone
# Add to renewal list
echo "REQUESTS_CA_BUNDLE=$CUSTOM_CA_PATH ${BASE_COMMAND[@]} --standalone" >> /config/renew-list.sh
echo "Creation/renewal attempt complete"
else
echo "Unrecognised option for STAGING variable - check your configuration"
exit 1
fi
## Run with webroot plugin
elif [ $PLUGIN == "webroot" ]
then
echo "Using HTTP verification via webroot - please ensure you have mounted a webroot at /config/webroot from a web-server reachable via the domain you are issuing a certificate for."
if [ $STAGING = true ]
then
echo "Using staging endpoint - THIS SHOULD BE USED FOR TESTING ONLY"
REQUESTS_CA_BUNDLE=$CUSTOM_CA_PATH ${BASE_COMMAND[@]} --webroot --webroot-path /config/webroot --staging
# Add to renewal list
echo "REQUESTS_CA_BUNDLE=$CUSTOM_CA_PATH ${BASE_COMMAND[@]} --webroot --webroot-path /config/webroot --staging" >> /config/renew-list.sh
echo "Creation/renewal attempt complete"
elif [ $STAGING = false ]
then
echo "Using production endpoint"
REQUESTS_CA_BUNDLE=$CUSTOM_CA_PATH ${BASE_COMMAND[@]} --webroot --webroot-path /config/webroot
# Add to renewal list
echo "REQUESTS_CA_BUNDLE=$CUSTOM_CA_PATH ${BASE_COMMAND[@]} --webroot --webroot-path /config/webroot" >> /config/renew-list.sh
echo "Creation/renewal attempt complete"
else
echo "Unrecognised option for STAGING variable - check your configuration"
exit 1
fi
else
echo "Unrecognised option for PLUGIN variable - check your configuration"
fi
if [ $GENERATE_DHPARAM = true ] && [ ! -s /config/letsencrypt/keys/ssl-dhparams.pem ]
then
echo "Generating Diffie-Hellman keys, saved to /config/letsencrypt/keys"
openssl dhparam -out /config/letsencrypt/keys/ssl-dhparams.pem 4096
fi
echo "$INTERVAL /certbot-renew.sh >> /config/logs/renew.log" > /config/.crontab.txt
echo "Starting automatic renewal job. Schedule is $INTERVAL"
crontab /config/.crontab.txt
}
if [ $CERT_COUNT == 1 ]
then
single_domain
fi