[Bug 793] ulogd -d does not close all fds

[bugzilla-daemon at bugzilla.netfilter.org]

http://bugzilla.netfilter.org/show_bug.cgi?id=793

--- Comment #3 from Pablo Neira Ayuso <pablo at netfilter.org> 2012-06-29 18:19:22 CEST ---
(In reply to comment #2)
> Why not? When you fork you should not be assuming any other fd is open, nor
> carrying it with you. Name one example of where you *don't* want to close a
> passed in fd. The code I pasted is from the daemonization of 

the daemonization code for ulogd already closes descriptors 0, 1 and 2 if you
invoke it with -d.

> In our case, the call stream looks something like:
> 
> cron
>  \-> /usr/bin/flock --timeout 300 /var/lock/chef-client --command
> '/usr/bin/chef-client' >/dev/null 2>&1
>    \-> Install /etc/ulogd.conf, contents below
>    \-> /usr/sbin/invoke-rc.d ulogd start
>        \-> (debian) start-stop-daemon --quiet --start -exec /usr/sbin/ulogd --
> -d

/usr/sbin/ulogd -- -d

Unless I'm missing anything, I think you have to remove that -- before -d,
otherwise, the -d parameter gets ignored.

/usr/sbin/ulogd -d

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