HEADS UP: Re: FreeBSD Security Advisory FreeBSD-SA-07:01.jail

[Dirk Engling]

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Pawel Jakub Dawidek wrote:

> On Mon, Jan 15, 2007 at 10:15:26PM +0100, Dirk Engling wrote:

>>>> cp -f ${temp_log} console.log

> console.log can still be a softlink. I don't see option for cp(1) which
> allows to not following symlinks, so I'd suggest 'mv -f' instead -
> rename(2) doesn't follow symlinks.

Please try the "cp -f" before guessing, what it might do ;)

cp -f removes anything on that location before relinking the new file.
Atomically. Exactly, what we need. So since there is nothing that might
be a soft link - by definition - it might not be followed.

Regards

  erdgeist
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