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Date:      Thu, 27 Nov 2008 22:18:38 +0100
From:      "Frank Behrens" <frank@harz.behrens.de>
To:        "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net>
Cc:        freebsd-jail@freebsd.org
Subject:   Re: Anyone interested in jail patches?
Message-ID:  <200811272118.mARLIdKH006580@post.behrens.de>
In-Reply-To: <20081126234502.S61259@maildrop.int.zabbadoz.net>

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Hi Bjoern,

thanks for the good news!

Bjoern A. Zeeb <bzeeb-lists@lists.zabbadoz.net> wrote on 26 Nov 2008 23:56:
> 2b) for RELENG_7:
>     http://people.freebsd.org/~bz/bz_jail7-20081126-02-at153644.diff

I already used your patch from May 2008 in production without any 
problems. The update was no problem, you patch applied cleanly to 
current sources.

Until now I could not see any regression in jail handling compared to 
the version from May, so I would say: good work. (Source address 
handling is another topic and another thread.)

There is still a question left: In earlier version we had a sysctl 
security.jail.jailed_sockets_first. This sysctl was removed, so I 
assume it is "built-in" now, eventually I did not see any problems. 
On the other side I still read in the patched jail(2) man page: 
"Similarly, it might be a good idea to add an address alias flag such 
that daemons listening on all IPs (INADDR_ANY) will not bind on that 
address...". Can you explain the current behaviour?

I did not test your patch with multiple IPv4 adresses, but jails are 
working well with an IPv4 and IPv6 address. I would like to see this 
functionality in RELENG_7.

Thanks again for your good work, I believe many FreeBSD users will 
appreciate this long missed feature.

Frank

-- 
Frank Behrens, Osterwieck, Germany
PGP-key 0x5B7C47ED on public servers available.




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