On Thu, Nov 22, 2007 at 12:31:24PM -0700, John E Hein wrote: > > >From gtar docs... > > `--numeric-owner' > This option will notify `tar' that it should use numeric user and > group IDs when creating a `tar' file, rather than names. > ... > > > Maybe we should just turn on --numeric-owner by default. I can't > think of any good reason why we shouldn't. On extraction for restore, > it won't really help to have the username in the archive. I don't > think gtar supports translating username to a different uid if the uid > differs on the extracted system. > > Hmmm... after testing, it seems that gtar does look up the username on > extraction and change the uid accordingly. If the username on the > system where you untar has a different uid than on the system where > the archive was created, gtar will extract and chown a file such that > the extracted file has the new uid (unless you extract with > --numeric-owner). >
Now that you mention this I recall a long ago discussion that noted this behavior as one of several reasons that only root should be able to do recovery/restore. -- Jon H. LaBadie [EMAIL PROTECTED] JG Computing 4455 Province Line Road (609) 252-0159 Princeton, NJ 08540-4322 (609) 683-7220 (fax)
