anchor.diff:          if ($blocked_email)
           { return 403; }
   
  -        try_files $uri $uri/ @php;
  -    }
  -
  -    location @php {
           limit_req zone=www burst=10;
           limit_req zone=tarpit burst=2;
           limit_req_status 429;
  
positive.code:     }
  
      location / {
          if ($blocked_user_agent ~ ^2$)
          { return 403; }
          if ($blocked_referrer)
  
negative.code:     }
  
      location ~* \.php$ {
          if ($blocked_user_agent ~ ^2$)
          { return 403; }
          if ($blocked_referrer)
          { return 403; }
          if ($blocked_email)
          { return 403; }
  
          limit_req zone=www burst=10;
          limit_req zone=tarpit burst=2;
          limit_req_status 429;
  