Automatic Virtual host

domain-wildcard-nginx.conf

server {
    listen       80;
    listen       [::]:80;
    server_name  ~^(www\.)?(?<sname>.+?)$;
    
    root /var/www/html/$sname;

    index index.php index.html index.htm;
    
    location / {
        try_files $uri $uri/ /index.php?$query_string;
    }


    location = /favicon.ico { access_log off; log_not_found off; }
    location = /robots.txt  { access_log off; log_not_found off; }

    access_log /var/www/html/$sname-access.log;
    error_log  /var/www/html/error.log debug;

    location ~ \.php$ {
        include snippets/fastcgi-php.conf;
        fastcgi_pass unix:/run/php/php7.1-fpm.sock;
    }

    # deny access to .htaccess files, if Apache's document root
    # concurs with nginx's one
    #
    location ~ /\.ht {
       deny  all;
    }
}

laravel-sites.conf

server {
    listen       80;
    listen       [::]:80;
    server_name  ~^(www\.)?(?<sname>.+?)\.lrvl$;

    root /var/www/html/laravel/$sname/public;

    index index.php index.html index.htm;
    
    location / {
        try_files $uri $uri/ /index.php?$query_string;
    }

    # public files
    location /storage {
        alias /var/www/html/laravel/$sname/storage/app/public;
    }

    location = /favicon.ico { access_log off; log_not_found off; }
    location = /robots.txt  { access_log off; log_not_found off; }

    access_log /var/www/html/laravel/$sname-access.log;
    error_log  /var/www/html/laravel/error.log debug;

    location ~ \.php$ {
        include snippets/fastcgi-php.conf;
        fastcgi_pass unix:/run/php/php7.1-fpm.sock;
    }

    # deny access to .htaccess files, if Apache's document root
    # concurs with nginx's one
    #
    location ~ /\.ht {
       deny  all;
    }
}

wildcard-sites.conf

server {
    listen       80;
    listen       [::]:80;
    server_name  ~^(www\.)?(?<sname>.+?)\.master$;
    
    root /var/www/html/default/$sname;

    index index.php index.html index.htm;
    
    location / {
        try_files $uri $uri/ /index.php?$query_string;
    }


    location = /favicon.ico { access_log off; log_not_found off; }
    location = /robots.txt  { access_log off; log_not_found off; }

    access_log /var/www/html/default/$sname-access.log;
    error_log  /var/www/html/default/error.log debug;

    location ~ \.php$ {
        include snippets/fastcgi-php.conf;
        fastcgi_pass unix:/run/php/php7.1-fpm.sock;
    }

    # deny access to .htaccess files, if Apache's document root
    # concurs with nginx's one
    #
    location ~ /\.ht {
       deny  all;
    }
}

https://github.com/perusio/nginx_ensite

sudo ln -s /etc/nginx/sites-available/laravel-wildcard-nginx.conf /etc/nginx/sites-enabled/laravel-wildcard-nginx.conf && sudo service nginx restart