Wiadomość napisana przez Tim Kientzle w dniu 16 sty 2014, o godz. 06:11:
> On Jan 14, 2014, at 6:47 AM, Mark Felder <f...@freebsd.org> wrote:
>> I was recently talking to someone about how one would backup / restore
>> ACLs reliably. I didn't see any mention of ACLs in the mtree man page
>> and after a quick google I came upon this old mailing list post:
>> patch in list is here: http://heka.cenkes.org/sat/diffs/mtree_acl.diff
>> I've mirrored it here: https://feld.me/freebsd/mtree_acl.diff
>> This old patch appears to still apply cleanly. I hate to see a patch die
>> and be forgotten.
> One problem that ‘tar’ has addressed (inspired by Joerg Schilling’s
> work on star) is to permit ACLs to be restored even if the user database
> is out of date.
> This is done by including a fourth field in each ACE with the
> numeric user ID.
> I suspect you want to do the same for mtree. I thought
> I remembered acl_to_text having an option to use
> an extended text format, so it might be a trivial change.
It's ACL_TEXT_APPEND_ID, used with acl_to_text_np(3). The other side,
acl_from_text(3), already does the right thing when appended IDs are present
in the textual form.
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