location /app/base/admin/ {
  try_files $uri $uri/ /app/base/admin/index.html;
}
location /app/base/ {
  try_files $uri $uri/ /app/base/index.html;
}
location / {
    if (!-e $request_filename){
        rewrite  ^(.*)$  /index.php?s=$1  last;   break;
    }
}