jail: unknown parameter: ip6.addr

[Chris Rees]

On 10/11/2012, Chris Rees <utisoft at gmail.com> wrote:
> [adding rc@, please keep me CCd as I'm not in jail@]
>
> On Thu, 2012-11-08 at 02:27 +0100, Mateusz Guzik wrote:
>> On Wed, Nov 07, 2012 at 03:39:26PM -0500, Mike Jakubik wrote:
>> > Hello,
>> >
>> > I just updated a server to latest stable and my jails no longer start,
>> > troubleshooting the startup script shows us that the parameter ip6.addr
>> > is unknown, this system is compiled without INET6.
>> [..]
>> > + tail +2 /tmp/jail.PJ5ji3QH/jail.8101
>> > jail: unknown parameter: ip6.addr
>>
>> Try this (lightly tested):
>> http://people.freebsd.org/~mjg/patches/rc-jail-ip-arg.diff
>>
>> Basically the idea is to pass ip4.addr and ip6.addr only when respective
>> addresses are specified in configuration.
>
>
> Since we've had confirmation that the patch works, a much faster way
> is to use sh's variable substitution magic, which also means a much
> smaller change:
>
> -            ip4.addr=\"${_addrl}\" ip6.addr=\"${_addr6l}\"
> ${_parameters} command=${_exec_start} > ${_tmp_jail} 2>&1 \
> +            ${_addrl:+ip4.addr=\"${_addrl}\"}
> ${_addr6l:+ip6.addr=\"${_addr6l}\"} ${_parameters}
> command=${_exec_start} > ${_tmp_jail} 2>&1 \
>
> I'll get a patch together later
>

Patch as promised-- please would you test and confirm?

http://www.bayofrum.net/~crees/patches/rc-jail-ip-arg-shvars.diff

Chris