[OpenAFS] AES Support ?

[Jeffrey Altman]

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John Hascall wrote:
>> Because the code path for that would be:
>> 	get a ticket
>> 	make an rxk5 security object
>> 	retain the ticket.
>> 	make an rx connection client object.
>> 	make the initial RPC call.
>> 	if the RPC call fails with the right error...
>> 		tear down the rx connection client object.
>> 		discard the rxk5 security object.
>> 		make an rxkad object with the retained ticket.
>> 		make a new rx connection client object.
>> 		redo the RPC call with the new connection
>> 	discard the retained ticket.
>> which is going to look even uglier in the source for ubik calls.
> 
>> And, um, well, old servers *won't* return an error message.
>> They won't return anything at all.  So "the right error" above
>> means "after an obnoxious long delay".
> 
>    Well, that certianly seems like a show-stopping mistake.

The behavior prevents a denial of service attack against the clients.




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