users@grizzly.java.net

Re: Error in Form-Parameter conversion

From: Oleksiy Stashok <oleksiy.stashok_at_oracle.com>
Date: Sat, 17 Aug 2013 13:36:45 -0700

Hi Andre,

I tried the same request, but still can't reproduce the issue.
Can you pls. try this patch [1], which extends Grizzly parameters
parsing logging. Once the issue is reproduced - pls. send us the server
logging.

Thank you.

WBR,
Alexey.

[1]
https://dl.dropboxusercontent.com/u/7319744/params/grizzly-http-2.3.5.jar

On 17.08.13 04:48, André Wallat wrote:
> Hi everyone,
>
> I was able to take a snapshot showing the data that lead to the error.
>
> * at packet no. 40 you can see a successful login with the response
> in no. 43
> * at packet no. 204 you can see another login (with same form
> parameters) with a denied error sent in no. 206
>
> I hope you can find out what's going wrong now :)
> I was using an iPod touch and even on a Safari desktop browser the
> problem occurred, however not that often!
>
> Cheers,
> André
>
>
> On Sat, Aug 17, 2013 at 4:52 AM, gajanan x.kulkarni
> <gajanan.x.kulkarni_at_oracle.com <mailto:gajanan.x.kulkarni_at_oracle.com>>
> wrote:
>
> ok lets wait on wireshark data from the André
>
> Thanks
> Gajanan.
>
> On 8/17/2013 6:42 AM, Oleksiy Stashok wrote:
>
> I tried sending a request byte-by-byte, but still can't
> reproduce the problem :(
>
>
>
> On 16.08.13 17:18, Gajanan wrote:
>
> Reason could be that request is coming in smaller chunks
> and grizzly misses a char while joining the chunks seen
> similare issue on sailfin in the fast. To reproduce u need
> simple code which writes request in small chunks.
>
> Sent from my Xperia™ smartphone
>
> André Wallat <andre.wallat_at_gmail.com
> <mailto:andre.wallat_at_gmail.com>> wrote:
>
> Hello,
>
> I came across a strange error when I access my server from
> the iPad browser Safari. Most of the times the first
> character of the first form parameter is removed, so
> instead of "username" the parameter "sername" is received
> in my ContainerRequestFilter. All the other parameters are
> fine. Other browsers like Chrome, Firefox and even Android
> worked okay.
>
> Any ideas? Maybe someone can open up an issue for this?
>
> Here a bit more detailed scenario:
> I send a post request with jQuery (v1.10.2) to my server
> after I access my website the first time. I think here it
> even works to transmit/convert the form parameter
> correctly, but when I submit the data a second time, then
> the first form parameter is losing its first character. My
> website is a single-page-app created with AngularJS.
> With firefox light I could check the POST-request and the
> submitted parameters were correct. So it has to be an
> error in grizzly!?
>
> My workaround so far is to add a dummy-Parameter as the
> first parameter, so that the other parameters stay okay.
>
> Client: Safari iOS iPad 6.1.3
> Server: Grizzly 2.3.5
>
> Cheers,
> André
>
>
>
> --
> "I say the glass is always full- half with air, half with water!"
> - Modi
>
>