etc-configs/nginx/conf.d/dav.zzls.xyz.conf

server {
	access_log /var/log/nginx/dav.access.log;
	error_log /var/log/nginx/dav.error.log;
	server_name dav.zzls.xyz dav.nadeko.net;
	root /opt/baikal/html;
	index index.php;
	include configs/general.conf;
	include configs/security.conf;

	rewrite ^/.well-known/caldav /dav redirect;
	rewrite ^/.well-known/carddav /dav redirect;

	charset utf-8;

	location ~ /(\.ht|Core|Specific|config) {
		deny all;
		return 404;
	}

	location ~ ^(.+\.php)(.*)$ {
		try_files $fastcgi_script_name =404;
		include        fastcgi_params;
		fastcgi_split_path_info  ^(.+\.php)(.*)$;
		fastcgi_pass   php-fpm;
		fastcgi_param  SCRIPT_FILENAME  $document_root$fastcgi_script_name;
		fastcgi_param  PATH_INFO        $fastcgi_path_info;
	}

	listen 443 ssl;
	http2 on;
}

server {
	set $x "";
	if ($host = dav.zzls.xyz) {
		set $x 1;
	}	
	if ($host = dav.nadeko.net) {
		set $x 1;
	}
	if ($x = 1) {
		return 301 https://$host$request_uri;
	}
	listen 80;
	server_name dav.zzls.xyz dav.nadeko.net;
}