#!/bin/sh

# Set env variables
	
	LETSENCRYPT_URL=$LETSENCRYPT_URL
	DOMAIN_DIR=$DOMAIN_DIR
	DOMAIN=$1
	CERT_DIR=$CERT_DIR/$DOMAIN

service_exec="docker run --rm -v /etc/user/config/services/:/services/:ro -v /var/run/docker.sock:/var/run/docker.sock -v /usr/bin/docker:/usr/bin/docker:ro registry.format.hu/setup /scripts/service-exec"

letsencrypt_certificates() {
$service_exec /services/letsencrypt.json start
}

create_self_signed_certificate() { 

# generate dhparam file
openssl dhparam -dsaparam -out $CERT_DIR/dhparam.pem 4096 

# generate key
openssl req -x509 -newkey rsa:4096 -keyout $CERT_DIR/key.pem -out $CERT_DIR/fullchain.pem -days 365 -sha256 -nodes -subj "/CN=$DOMAIN"

}


if [[ "$(ls -A $CERT_DIR)" == "" ]]; then
	echo "$DOMAIN not contains certificates, creates new."
	mkdir -p $CERT_DIR;
else
	file="$CERT_DIR/letsencrypt"
	{
	echo "{ \"DOMAIN\": \"$DOMAIN\" }"
	} >> "$file"
fi

CURL_CHECK="curl -s -o /dev/null -w "%{http_code}" https://$LETSENCRYPT_URL";

if [[ "$(eval $CURL_CHECK)" != "200" ]] ; then
	create_self_signed_certificate;
else 
	letsencrypt_certificates;
fi