Wireshark-users: Re: [Wireshark-users] Duplicate HTTPS requests from iOS
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From: Samuel Vogel <samuel.vogel@xxxxxxxxxx>
Date: Wed, 31 Jul 2013 18:01:17 +0200
Hi Sake,

sorry, here are both TCP streams:

Best Regards,
Samuel

--
Samuel Vogel
Technical Director

VIISON GmbH - Think Design Create
Poststraße 9
64293 Darmstadt
Office: +49 (0) 6151 / 629 30 0
Mobile: +49 (0) 6151 / 629 30 10
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Mail: samuel.vogel@xxxxxxxxxx
Web: http://www.viison.com

Handelsregister: Amtsgericht Darmstadt, HRB 91274
Geschäftsführer: Samuel Vogel


2013/7/31 Sake Blok <sake@xxxxxxxxxx>
On 31 jul 2013, at 17:03, Samuel Vogel wrote:
> 2013/7/31 Sake Blok <sake@xxxxxxxxxx>
> On 30 jul 2013, at 19:21, Samuel Vogel wrote:
>
> > I'm debugging a situation where we see duplicate HTTPS requests from iOS 5 & 6 devices with nginx 1.4.1. The first request seems to be cancelled by the client, but the package gets lost and now the new, repeated and the original request are both executed. This way the article ends up in the shopping cart twice.
> >
> > Only one request is actually seen by iOS Safari / jQuery. This issue is reproducible most of the time (lets say 75 % of the cases) on two completely different servers with different hosting providers (Hetzner & Host Europe in Germany) but not with different browsers. It always follows the exact same pattern.
> > I'm pretty sure this can't be coincidental anymore, but have now idea what could cause this. It would be great if anybody could have  a look at my capture:
>
> Are you able to share your capture (here or on www.cloudshark.org) and an export of the SSL session keys (File -> Export -SSL session keys)? There is not enough information in the text output to really help you analyze this issue.
> sure, I've uploaded it here: http://www.cloudshark.org/captures/3e090ddc98f7

Uhmm.. it does not contain the full sessions. Could you upload the whole file? Of at least the full tcp session of the two requests (look at the stream number in the TCP details and use a filter "tcp.stream==x or tcp.stream==y and then use "File -> Export Specified Packets...")

> I guess I can't upload the SSL session keys since I only used the free trial, so here they are:

Great, thanks.

Cheers,
Sake

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