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Re: cookie persistence

To: Wayne <wayne@xxxxxxxxxxxxxxx>
Subject: Re: cookie persistence
Cc: Meijuan Feng <meijuan_feng@xxxxxxxxx>, lvs-users@xxxxxxxxxxxxxxxxxxxxxx
From: leisheng@xxxxxxxxxxxxxxxx
Date: Wed, 4 Oct 2000 18:36:41 -0500 (CDT)
As for the cookie persistence. Can LVS look into the
packet header other than IP address as well as 
packet payload?

Thanks,


On Wed, 4 Oct 2000, Wayne wrote:

> Of course you could.  But without a SSL decoder
> at the front, the cookie persistent will no do you
> any good.  Say you have 5 web servers both
> provide the shopping cart, running HTTP and
> HTTPS.  Browser the cart is using HTTP, and
> check out using HTTPS.  If you have cookie
> persistent that always send your request to server
> 3 during the cookies life time.  Once you click
> on the check out, you were started using the
> secure server.  However, in the HTTPS, all the
> cookies information are also encrypted, so the
> load balancer may not send you to server 3 any
> more.  All the selection you had done for your
> family Christmas shopping in last three hours
> were gone! (actually, they still stay on server
> 3, but you could be send to server 4 now).
> 
> At 03:57 PM 10/4/00 -0700, Meijuan Feng wrote:
> >So the idea of cookie persistence is to use cookie
> >information stored by a client to direct the client
> >connection to the appropriate server.  But what if the
> >current connection is already using cookies for
> >something else, such as keeping shopping cart
> >information?  Can cookies be used for persistence and
> >shopping cart information at the same time?
> >
> >
> >__________________________________________________
> >Do You Yahoo!?
> >Yahoo! Photos - 35mm Quality Prints, Now Get 15 Free!
> >http://photos.yahoo.com/
> >
> 
> 
> 



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