gnu-social/docker/bootstrap/bootstrap.sh

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#!/bin/sh
# This script is intended to run inside the bootstrap container. It
# should work outside, but that use case is not tested.
. bootstrap.env
# TODO: Add mail domain when implemented
rm -f /etc/nginx/conf.d/default.conf
sed -ri "s/%hostname%/${WEB_DOMAIN}/" /etc/nginx/conf.d/challenge.conf
nginx
# TODO Expose these in the configuration utility
RSA_KEY_SIZE=4096
PREFIX="/etc/letsencrypt"
SELF_SIGNED_CERTIFICATE_TTL=365
echo "Starting bootstrap"
obtain_certificates () {
DOMAIN="$1"
if [ ! -e "${PREFIX}/live/${DOMAIN}" ] || [ ! -e "${PREFIX}/live/ssl-dhparams.pem" ];then
echo "### Downloading recommended TLS parameters ..."
mkdir -p "${PREFIX}/live/${DOMAIN}"
curl -s https://raw.githubusercontent.com/certbot/certbot/master/certbot-nginx/certbot_nginx/_internal/tls_configs/options-ssl-nginx.conf > "${PREFIX}/options-ssl-nginx.conf"
curl -s https://raw.githubusercontent.com/certbot/certbot/master/certbot/certbot/ssl-dhparams.pem >"${PREFIX}/ssl-dhparams.pem"
if [ ${SIGNED} -eq 0 ]; then
echo "### Creating self signed certificate for ${DOMAIN} ..."
openssl req -x509 -nodes -newkey "rsa:${RSA_KEY_SIZE}" -days "${SELF_SIGNED_CERTIFICATE_TTL}" \
-keyout "${PREFIX}/live/${DOMAIN}/privkey.pem" \
-out "${PREFIX}/live/${DOMAIN}/fullchain.pem" -subj "/CN=${DOMAIN}"
else
echo "### Creating dummy certificate for ${DOMAIN} ..."
openssl req -x509 -nodes -newkey rsa:1024 -days 1 \
-keyout "${PREFIX}/live/${DOMAIN}/privkey.pem" \
-out "${PREFIX}/live/${DOMAIN}/fullchain.pem" -subj '/CN=localhost'
nginx -s reload
rm -Rf "${PREFIX}/live/${DOMAIN}"
rm -Rf "${PREFIX}/archive/${DOMAIN}"
rm -Rf "${PREFIX}/renewal/${DOMAIN}.conf"
echo "### Requesting Let's Encrypt certificate for ${DOMAIN} ..."
# Ask Let's Encrypt to create certificates, if challenge passes
certbot certonly --webroot -w "/var/www/certbot" \
--email "${EMAIL}" \
-d "${DOMAIN}" \
--non-interactive \
--rsa-key-size "${RSA_KEY_SIZE}" \
--agree-tos \
--force-renewal
fi
else
echo "Certificate related files exists, exiting"
fi
}
obtain_certificates "${WEB_DOMAIN}"
#TODO: Uncomment when implemented (:
#obtain_certificates "${MAIL_DOMAIN}"