diff --git a/init-letsencrypt.sh b/init-letsencrypt.sh index 0758742..ce04419 100644 --- a/init-letsencrypt.sh +++ b/init-letsencrypt.sh @@ -1,36 +1,80 @@ #!/bin/bash -# Goal: Script which automatically sets up a new Ubuntu Machine after installation -# This is a basic install, easily configurable to your needs - -# Test to see if user is running with root privileges. -if [[ "${UID}" -ne 0 ]] -then - echo 'Must execute with sudo or root' >&2 - exit 1 +if ! [ -x "$(command -v docker-compose)" ]; then + echo 'Error: docker-compose is not installed.' >&2 + exit 1 fi -# Ensure system is up to date -echo '///---Start update the apt-get lib ---///' -sudo apt-get update -y -echo '///---End update the apt-get lib ---///' +domains=(example.org www.example.org) +rsa_key_size=4096 +data_path="./data/certbot" +email="" # Adding a valid address is strongly recommended +staging=0 # Set to 1 if you're testing your setup to avoid hitting request limits -# Upgrade the system -echo '///---Start update system ---///' -sudo apt-get upgrade -y -echo '///---End update system ---///' +if [ -d "$data_path" ]; then + read -p "Existing data found for $domains. Continue and replace existing certificate? (y/N) " decision + if [ "$decision" != "Y" ] && [ "$decision" != "y" ]; then + exit + fi +fi -# Install OpenSSH -echo '///---Start install OPenssh ---///' -sudo apt-get install openssh-server -y -echo '///---End install OpenSSH ---///' -# Enable Firewall -echo '///---Enable firewall start ---///' -sudo ufw --force enable -echo '///---Enable firewall End ---///' +if [ ! -e "$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 -# configure the firewall -echo '///---Enable open SSH on firewall ---///' -sudo ufw allow OpenSSH -echo '///---Done ---///' \ No newline at end of file +echo "### Creating dummy certificate for $domains ..." +path="/etc/letsencrypt/live/$domains" +mkdir -p "$data_path/conf/live/$domains" +docker-compose 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 up --force-recreate -d nginx +echo + +echo "### Deleting dummy certificate for $domains ..." +docker-compose run --rm --entrypoint "\ + rm -Rf /etc/letsencrypt/live/$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 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 exec nginx nginx -s reload \ No newline at end of file