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