# 503 Service Unavailable
# The server is undergoing maintenance, yo!

server {
	#Define site port configuration
	listen 80;
	listen *:443 ssl;

	#Define site domain configuration
	server_name "";

	#Define site root directory
	root /var/www/html;

	#Include Server SSL Settings
	include /etc/nginx/ssl.conf;

	#Define site SSL Certificates
	ssl_certificate /etc/ssl/certs/bundle.pem;
	ssl_certificate_key /etc/ssl/private/privkey.pem;
	ssl_trusted_certificate /etc/ssl/certs/fullchain.pem;

	#Enable maintenance mode if maintenance_on.html exists in document root
	if (-f $document_root/maintenance_on.html) {
		set $maintenance_mode 1;
	}

	#Return 503 except for static resources
	location ~ ^/(?!(503\.jpg)$) {
		if ($maintenance_mode = 1) {
			return 503;
		}
	}

	#Define location of 503.jpg
	location = /503.jpg {
		if ($maintenance_mode = 1) {
			root /var/www/error/maintenance;
		}
	}

	#Define location of @503
	location @503 {
		root /var/www/error/nginx;
		rewrite ^(.*)$ /503.html break;
		internal;
	}

	#Define location of @maintenance
	location @maintenance {
		root /var/www/error/maintenance;
		rewrite ^(.*)$ /503.html break;
		internal;
		add_header X-Maintenance-Mode true always;
	}
}