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Date:      Fri, 8 Mar 2013 08:33:23 +0100
From:      Yoann Gini <yoann.gini@gmail.com>
To:        Jamie Gritton <jamie@FreeBSD.org>
Cc:        freebsd-jail@FreeBSD.org
Subject:   =?windows-1252?Q?Re=3A_IPv4_addresses_clash_/_jails_not_working_?= =?windows-1252?Q?after_reboot=85?=
Message-ID:  <3A3AA496-E54D-4FEE-928C-C27B7EB3405F@gmail.com>
In-Reply-To: <51392119.2090502@FreeBSD.org>
References:  <AB3DFF28-207C-44B1-AEF4-4331B7959436@gmail.com> <55865.68.255.104.38.1362619385.squirrel@cosmo.uchicago.edu> <6C130E1F-6CDC-4328-A300-5B483B8B4940@gmail.com> <513864D5.1070900@passap.ru> <B2490966-A735-4016-9176-19ABD576E485@gmail.com> <51392119.2090502@FreeBSD.org>

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Hi Jamie,

Le 8 mars 2013 =E0 00:22, Jamie Gritton <jamie@FreeBSD.org> a =E9crit :

> You're allowed to have the same address in multiple jails, but only in
> the case of jails that have one address (i.e. one IPv4 address in this
> case). Jails with multiple IP addresses can't share any of those
> addresses with other jails. I don't know why it should work once and
> then not work later though.
>=20
> The jail config you show has only a single jail, so I also wonder what
> it's clashing with - a clash is defined as the same IP address between
> two different jails. Are there other jail configs you didn't show?

OK! That=92s the point, I=92ve shown only one of the config because all =
other are of the same kind, I=92ve write about it before, sorry if I was =
not clear.

So when using multiple IP for jails, you can=92t share one=85 That =
weird=85 But that=92s the answer of my problems, I need to use NAT to =
solve that I imagine.

> Also, there's a chance a jail has been removed but is not yet gone
> (though I wouldn't expected that case in a reboot situation). Could =
you
> run "jls -dn" immediately after the failed jail start, and tell any
> output it gives?


Here the output :

devfs_ruleset=3D0 nodying enforce_statfs=3D2 host=3Dnew ip4=3Dnew =
ip6=3Dnew jid=3D2 linux=3Dnew name=3D2 parent=3D0 =
path=3D/home/jails/front0.public.example.com nopersist securelevel=3D-1 =
allow.nochflags allow.nomount allow.mount.nodevfs allow.mount.nonullfs =
allow.mount.noprocfs allow.mount.nozfs allow.noquotas allow.raw_sockets =
allow.set_hostname allow.nosocket_af allow.sysvipc children.cur=3D0 =
children.max=3D0 cpuset.id=3D3 host.domainname=3D"" host.hostid=3D0 =
host.hostname=3Dfront0.public.example.com =
host.hostuuid=3D00000000-0000-0000-0000-000000000000 =
ip4.addr=3DSharedIPv4,10.42.0.2 ip4.saddrsel ip6.addr=3DIPv6Prefix::80 =
ip6.saddrsel linux.osname=3DLinux linux.osrelease=3D2.6.16 =
linux.oss_version=3D198144

And here is the jails list :

STA JID  IP              Hostname                       Root Directory
--- ---- --------------- ------------------------------ =
------------------------
DS  N/A  IPv6Prefix::2220 service0.private.example.com   =
/home/jails/service0.private.example.com
    N/A  10.42.0.4
    N/A  SharedIPv4
DR  2    IPv6Prefix::80 front0.public.example.com      =
/home/jails/front0.public.example.com
    2    SharedIPv4
    2    10.42.0.2

I=92ve remove the gateway one to move VPN services on the host, what I =
read about VPN on a jails seems too much complicated.

Thanks for your help !!=



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