Re: [jetty-dev] Fwd: Jetty Client 9.04 threads

[Kamil Gorlo <kgorlo@xxxxxxxxx>]

Hmm, so onResponseHeaders is called multiple times if there are
multiple redirects?

Also, do yo know any async dns resolver? Does Jetty use sync or async
DNS resolving?
--
Kamil Gorlo


On Fri, Jul 19, 2013 at 3:28 PM, Simone Bordet <sbordet@xxxxxxxxxxx> wrote:
> Hi,
>
> On Fri, Jul 19, 2013 at 10:30 AM, Kamil Gorlo <kgorlo@xxxxxxxxx> wrote:
>> I am implementing some kind of webcrawler which presents results to
>> users. User asks my service to crawl website and then I show some
>> report for him.
>>
>> If users asks me about (malicious) website which will return Location:
>> http://<internal_ip_in_my_network>/index.php then I want to block this
>> action. How to do this nicely in Jetty? For now, I have turned off
>> automatic redirects and implemented them manually and additionally in
>> each step I need to resolve returned host from Location header, check
>> if it is "safe" and then loop.
>
> newRequest(...)
>     ...
>     .onResponseHeaders(response -> {
>             if (!isRedirectAllowed(response))
>                 response.abort(new Exception());
>     })
>     .send(...);
>
> You implement isRedirectAllowed(Response) with your logic, and that
> should be it.
>
> --
> Simone Bordet
> ----
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