map $http_upgrade $connection_upgrade {
	default	upgrade;
	''	close;
}

server {
	listen 80;
	listen [::]:80;

	server_name {{ hackmd_domain }};

	location /.well-known/acme-challenge {
		default_type "text/plain";
		alias /var/www/acme-challenge;
	}

	location / {
		return 301 https://{{ hackmd_domain }}$request_uri;
	}
}

server {
	listen 443 ssl http2;
	listen [::]:443 ssl http2;

	server_name {{ hackmd_domain }};

	ssl_certificate_key /etc/nginx/ssl/{{ hackmd_domain }}.key;
	ssl_certificate /etc/nginx/ssl/{{ hackmd_domain }}.crt;

	# set max upload size
	client_max_body_size 8M;

	location / {
		proxy_pass http://localhost:3000;
		proxy_set_header Host $host;
		proxy_set_header X-Real-IP $remote_addr;
		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
		proxy_set_header X-Forwarded-Proto $scheme;
	}


	location /socket.io/ {
		proxy_pass http://127.0.0.1:3000;
		proxy_set_header Host $host;
		proxy_set_header X-Real-IP $remote_addr;
		proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
		proxy_set_header X-Forwarded-Proto $scheme;
		proxy_set_header Upgrade $http_upgrade;
		proxy_set_header Connection $connection_upgrade;
	}
}