[Gluster-devel] Glusterfs Crypt Translator

Pranith Kumar Karampuri pkarampu at redhat.com
Sat May 27 07:01:30 UTC 2017


Do you want to maintain it and want to know more details? Do you know C
programming?

On Wed, May 24, 2017 at 1:58 PM, David Spisla <david.spisla at iternity.com>
wrote:

> Hello Gluster-Devels,
>
>
>
> I am interested in the crypt translator of glusterfs. Kaushal M told me
> that there is no maintainer at the moment. Does anybody of you know some
> technical details about that translator?
>
>
>
> Today there is still no support for NFS Mounts. Is there a way to enable
> crypt translator for nfs mounts?
>
> Edward Shishkin wrote (http://lists.gluster.org/
> pipermail/gluster-users.old/2014-August/018369.html):
>
> *In NFS mounts of GlusterFS volumes file operations usually don't have*
>
> *file names. They manipulate with file handles instead (which actually*
>
> *are GFIDs). Respectively, we have to be sure that every file handle*
>
> *in the cache of the client machine is trusted. This is not simple to*
>
> *implement with a guarantee that future changes in GlusterFS code won't*
>
> *add a security hole, which will lead to appearing of non-verified file*
>
> *handles in the cache of the client machine.*
>
>
>
> This seems to be only a security issue. As far as I know enabling crypt
> translator for nfs mounts
>
> should be not a technical problem (but you have still that security issue
> with the untrusted gfid)
>
>
>
> I really wondering myself about that translator. Yesterday it was not
> working with nfs but today it does HaHaHa
>
>
>
> Regards
>
>
>
> *David Spisla*
>
> Software Developer
>
> david.spisla at iternity.com
>
> www.iTernity.com <http://www.iternity.com/>
>
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-- 
Pranith
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