RPN01 wrote:
The problem isn't just "Does FRED exist?" - it is "Does FRED exist, and does
FRED have the same GID on both systems?" Remember that very few things are
tar does store the names. I think cpio does. pax. should, according to
the archive format it's creating..
Here is some evidence:
20:22 [EMAIL PROTECTED] tmp]$ pax -w -x ustar zonker | xxd | grep -v
'0000 0000 0000 0000 0000 0000 0000 0000'
0000000: 7a6f 6e6b 6572 0000 0000 0000 0000 0000 zonker..........
0000060: 0000 0000 3030 3030 3636 3400 3030 3031 ....0000664.0001
0000070: 3735 3000 3030 3031 3735 3000 3030 3030 750.0001750.0000
0000080: 3030 3030 3030 3000 3130 3735 3230 3432 0000000.10752042
0000090: 3534 3000 3030 3133 3230 3200 3000 0000 540.0013202.0...
0000100: 0075 7374 6172 0030 3073 756d 6d65 7200 .ustar.00summer.
0000120: 0000 0000 0000 0000 0073 756d 6d65 7200 .........summer.
0000140: 0000 0000 0000 0000 0030 3030 3030 3030 .........0000000
0000150: 0030 3030 3030 3030 0000 0000 0000 0000 .0000000........
20:22 [EMAIL PROTECTED] tmp]$ \ls -l zonker
-rw-rw-r-- 1 summer summer 0 Feb 5 20:15 zonker
20:23 [EMAIL PROTECTED] tmp]$
actually stored using the actual user name; most of it is stored as the UID
/ GID, which is just a number. If you haven't done UID / GID leveling
between your systems, then you're opening a huge security risk, because you
have no idea who you're granting permissions to.
if you restore as root, then you can "give" files to others, but not
otherwise.
<>
On 2/1/08 4:50 PM, "John Summerfield" <[EMAIL PROTECTED]> wrote:
My first concern would be whether the ACLs can be expressed in Linux,
and what preparation needs to be done. An ACL to grant access to group
FRED might not transfer if FRED does not exist,
--
Cheers
John
-- spambait
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