Re: anyone had experience expanding uid_t and gid_t?

From: Rick Macklem <rmacklem_at_uoguelph.ca>
Date: Tue, 22 Aug 2017 19:31:51 +0000
On 19/8/17 11:15 am, Julian Elischer wrote:
>> at $JOB there are clients where 32bits is starting to chafe.
>>
>> Has anyone expanded them?
>>
>Other than a few offline comments I haven't heard anyone directly 
>respond to this.
>Does anyone have any comments on feasibility or suggestions?
>NFSV3 will definitely be screwed..
Actually all NFS mounts that use AUTH_SYS (or all except Kerberized mounts, if you
prefer), so even most NFSv4 mounts will be broken.
Although NFSv4 uses strings for users and groups (called owner and owner_group),
the AUTH_SYS authentication header has a 32bit uid and a list of 32bit gids.

rick
Received on Tue Aug 22 2017 - 17:31:54 UTC

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