hexabot/docker/init-letsencrypt.sh
Mohamed Marrouchi 85d42f3908 refactor: nginx
2024-09-13 08:22:05 +01:00

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#!/bin/bash
# Source the .env file
if [ -f .env ]; then
export $(grep -v '^#' .env | xargs)
fi
if ! [ -x "$(command -v docker compose)" ]; then
echo 'Error: docker compose is not installed.' >&2
exit 1
fi
domains=(${APP_DOMAIN:-example.hexabot.ai})
rsa_key_size=4096
data_path="./nginx/certbot"
email="${SSL_EMAIL:-hello@hexabot.ai}" # Adding a valid address is strongly recommended
staging=0 # Set to 1 if you're testing your setup to avoid hitting request limits
if [ -d "$data_path" ]; then
read -p "Existing data found for $domains. Continue and replace existing certificate? (y/N) " decision
if [ "$decision" != "Y" ] && [ "$decision" != "y" ]; then
exit
fi
fi
if [ ! -e "$data_path/conf/options-ssl-nginx.conf" ] || [ ! -e "$data_path/conf/ssl-dhparams.pem" ]; then
echo "### Downloading recommended TLS parameters ..."
mkdir -p "$data_path/conf"
curl -s https://raw.githubusercontent.com/certbot/certbot/master/certbot-nginx/certbot_nginx/_internal/tls_configs/options-ssl-nginx.conf >"$data_path/conf/options-ssl-nginx.conf"
curl -s https://raw.githubusercontent.com/certbot/certbot/master/certbot/certbot/ssl-dhparams.pem >"$data_path/conf/ssl-dhparams.pem"
echo
fi
echo "### Creating dummy certificate for $domains ..."
path="/etc/letsencrypt/live/$domains"
mkdir -p "$data_path/conf/live/$domains"
docker compose -f "docker-compose.yml" -f "docker-compose.nginx.yml" -f "docker-compose.nginx.prod.yml" run --rm --entrypoint "\
openssl req -x509 -nodes -newkey rsa:$rsa_key_size -days 1\
-keyout '$path/privkey.pem' \
-out '$path/fullchain.pem' \
-subj '/CN=localhost'" certbot
echo
echo "### Starting nginx ..."
docker compose -f "docker-compose.yml" -f "docker-compose.nginx.yml" -f "docker-compose.nginx.prod.yml" up --force-recreate -d nginx
echo
echo "### Deleting dummy certificate for $domains ..."
docker compose -f "docker-compose.yml" -f "docker-compose.nginx.yml" -f "docker-compose.nginx.prod.yml" run --rm --entrypoint "\
rm -Rf /etc/letsencrypt/live/$domains && \
rm -Rf /etc/letsencrypt/archive/$domains && \
rm -Rf /etc/letsencrypt/renewal/$domains.conf" certbot
echo
echo "### Requesting Let's Encrypt certificate for $domains ..."
#Join $domains to -d args
domain_args=""
for domain in "${domains[@]}"; do
domain_args="$domain_args -d $domain"
done
# Select appropriate email arg
case "$email" in
"") email_arg="--register-unsafely-without-email" ;;
*) email_arg="--email $email" ;;
esac
# Enable staging mode if needed
if [ $staging != "0" ]; then staging_arg="--staging"; fi
docker compose -f "docker-compose.yml" -f "docker-compose.nginx.yml" -f "docker-compose.nginx.prod.yml" run --rm --entrypoint "\
certbot certonly --webroot -w /var/www/certbot \
$staging_arg \
$email_arg \
$domain_args \
--rsa-key-size $rsa_key_size \
--agree-tos \
--force-renewal" certbot
echo
#echo "### Reloading nginx ..."
docker compose -f "docker-compose.yml" -f "docker-compose.nginx.yml" -f "docker-compose.nginx.prod.yml" exec nginx nginx -s reload