Hi Gizo, <div><br></div><div>we have lustre 1.8.x in production with ACLs enabled and we use them a lot indeed.</div><div><br></div><div>I'm experiencing the same behaviour that you mention here.</div><div><br></div><div>
Why is this a problem? </div><meta charset="utf-8"><div><br></div><div>Cheers,</div><div>Giacinto</div><div><br clear="all">~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<br>Giacinto Donvito LIBI -- EGEE2 SA1 INFN - Bari ITALY<br>
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"A simple design always takes less time to finish than a complex one.<br>So always do the simplest thing that could possibly work."<br>Don <a href="mailto:Wells@www.extremeprogramming.org">Wells@www.extremeprogramming.org</a><br>
<br>
<br><br><div class="gmail_quote">On Wed, May 19, 2010 at 19:57, Gizo Nanava <span dir="ltr"><<a href="mailto:nanava@physik.uni-bonn.de">nanava@physik.uni-bonn.de</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<br>
Hello,<br>
<br>
some time ago i have ask the question about *default* acl problem<br>
is lustre, but have not got any answer yer.<br>
could you please someone give me this one bit of info. it is very simple<br>
if you already have this lustre installed.<br>
we are using it in large prod. site.. and are interested if that is our<br>
fault or not.. Thanks!<br>
<font color="#888888"><br>
GN<br>
</font><div><div></div><div class="h5"><br>
<br>
On 05/14/2010 11:20 AM, Gizo Nanava wrote:<br>
> Hello,<br>
><br>
> on our cluster where we have Scientific Linux 5.4 (64-bit, kernel<br>
> 2.6.18-164.11.1) and Lustre 1.8.2<br>
> we are experiencing problem with setting of default ACLs.<br>
><br>
> According to rules, newly created files and directories in the<br>
> directory with a default ACLs set, get<br>
> permissions of the parent directory, thus ignoring the value of umask.<br>
> As we have checked this is really the case on Linux with ext3, but we<br>
> can not make this working in Lustre.<br>
><br>
> Here is an example.<br>
><br>
> On ACL enabled linux (Ubuntu Lucid,32-bit, kernel<br>
> 2.6.32-21-generic-pae):<br>
><br>
> > mkdir noalc<br>
> > mkdir acl<br>
> > setfacl -d --set u::rwx,g::rx,g:atlas:rwx acl<br>
> > getfacl -c acl<br>
> default:user::rwx<br>
> default:group::r-x<br>
> default:group:atlas:rwx<br>
> default:mask::rwx<br>
><br>
> > umask 0777<br>
> > mkdir noacl/dir<br>
> > ls -l noacl<br>
> d--------- 2 root root .... dir<br>
><br>
> > mkdir acl/dir<br>
> > getfacl -a acl/dir<br>
> user::rwx<br>
> group::r-x<br>
> group:atlas:rwx<br>
> mask::rwx<br>
><br>
> So, here everything is okay.<br>
><br>
> But, on Lustre the last command above looks as follows<br>
> > getfacl --access --omit-header acl/dir<br>
> user::---<br>
> group::r-x #effective:---<br>
> group:atlas:rwx #effective:---<br>
> mask::---<br>
><br>
> So, the value of umask is not ignored.<br>
><br>
> Does somebody else experience the same problem?<br>
> What could be wrong in our lustre setup? As usually ACL on MDS is<br>
> enabled by mount -o acl..<br>
> The same problem is in lustre 1.6.6. Thank you very much for any help!<br>
><br>
> Best wishes, Gizo Nanava<br>
><br>
<br>
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</div></div></blockquote></div><br></div>