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From: ludo@gnu.org (Ludovic Courtès)
To: Efraim Flashner <efraim@flashner.co.il>
Cc: 31894-done@debbugs.gnu.org
Subject: [bug#31894] Containerize openntpd service
Date: Tue, 26 Jun 2018 15:48:34 +0200	[thread overview]
Message-ID: <87efgt4q19.fsf@gnu.org> (raw)
In-Reply-To: <20180626082557.GA1537@macbook41> (Efraim Flashner's message of "Tue, 26 Jun 2018 11:25:57 +0300")

Efraim Flashner <efraim@flashner.co.il> skribis:

> On Fri, Jun 22, 2018 at 09:39:01PM +0200, Ludovic Courtès wrote:

[...]

>> One thing though: could you make sure containerization isn’t redundant
>> with what OpenNTPD already does?  Namely, could you grep the source for
>> calls to “chroot”, “unshare”, or “seccomp”?  If it happens to be already
>> doing one of these things, it may be that using a container brings
>> little or nothing.
>> 
>> If it’s OK, please push!
>
> From grepping the source:
>
> ./INSTALL-OpenNTPD always uses Privilege Separation (ie the majority of the
> ./INSTALL:processing is done as a chroot'ed, unprivileged user).
>
> The code also supports the assertion.
>
> it defaults to /var/empty, unless the --with-privsep-path=path flag is
> set, so it looks like my patch is unnecessary after all. :)

Heh, alright.  Perhaps you’ll find another candidate for
containerization.  ;-)

Thanks,
Ludo’.

      reply	other threads:[~2018-06-26 13:49 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-19  9:31 [bug#31894] Containerize openntpd service Efraim Flashner
2018-06-22 19:39 ` Ludovic Courtès
2018-06-26  8:25   ` bug#31894: " Efraim Flashner
2018-06-26 13:48     ` Ludovic Courtès [this message]

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