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Re: [nfsv4] Fwd: New Version Notification for draft-haynes-nfsv4-flex-filesv2-00.txt

Olga Kornievskaia <aglo@citi.umich.edu> Tue, 08 August 2017 20:05 UTC

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From: Olga Kornievskaia <aglo@citi.umich.edu>
Date: Tue, 08 Aug 2017 16:05:35 -0400
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To: Trond Myklebust <trondmy@gmail.com>
Cc: Benjamin Kaduk <kaduk@mit.edu>, "nfsv4@ietf.org" <nfsv4@ietf.org>, Thomas Haynes <loghyr@primarydata.com>
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Subject: Re: [nfsv4] Fwd: New Version Notification for draft-haynes-nfsv4-flex-filesv2-00.txt
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On Tue, Aug 8, 2017 at 3:37 PM, Trond Myklebust <trondmy@gmail.com> wrote:
>
>
> On 8 August 2017 at 14:58, Benjamin Kaduk <kaduk@mit.edu> wrote:
>>
>> On Tue, Aug 08, 2017 at 02:54:58PM -0400, Trond Myklebust wrote:
>> > Why pass Kerberos tickets around? Is there any reason not to just pass
>> > an
>> > initialised RPCSEC_GSS session handle?
>>
>> There's not a standard serialization of the GSS security context object
>> that it contains, for transfer across the network.
>
>
> I thought rfc1964 provides one, which is pretty much the basis for the user
> library gss_krb5_lucid_context_v1_t typedef. Am I mistaken?

We have the case of chicken before the egg problem here.

Client has to send an AP_REQ to the server. He needs a ticket for
that. after the gss dance with the data server gss_krb5_lucid_context
is created.

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