Date: Wed, 21 Sep 2011 18:12:25 -0700 From: Garrett Cooper <yanegomi@gmail.com> To: d@delphij.net Cc: freebsd-rc@freebsd.org Subject: Re: [RFC] Use noafif in dhcpif and sycndhcpif Message-ID: <CAGH67wQAoHAtyvbjV%2BStx30d_xz-WFLCX0pRxUeXnXMDvr5-Xg@mail.gmail.com> In-Reply-To: <CAGH67wQ9oafJog%2BPk2zUr1T0PtDb5yTuNFXe4NBsA63OzgxGzg@mail.gmail.com> References: <4E7A75EB.80308@delphij.net> <CAGH67wQ9oafJog%2BPk2zUr1T0PtDb5yTuNFXe4NBsA63OzgxGzg@mail.gmail.com>
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On Wed, Sep 21, 2011 at 6:08 PM, Garrett Cooper <yanegomi@gmail.com> wrote:
> On Wed, Sep 21, 2011 at 4:40 PM, Xin LI <delphij@delphij.net> wrote:
>> -----BEGIN PGP SIGNED MESSAGE-----
>> Hash: SHA256
>>
>> Hi,
>>
>> While developing FreeNAS we have hit a problem -- when
>> ifconfig_DEFAULT is set to "DHCP", all interfaces including pfsync0
>> and pflog0 would be probed by dhclient.
>>
>> It seems to be reasonable to check noafif in both dhcpif and
>> syncdhcpif, as did in ipv6_autoconfif based on same reasoning.
>
> The problem, as I've noted offline, is that something like the
> following should be done. I'm not fully convinced that this is the
> best way to solve the problem; I'm definitely open to additional
> suggestions..
>
> Thanks!
> -Garrett
>
> Index: etc/network.subr
> ===================================================================
> --- etc/network.subr (revision 225558)
> +++ etc/network.subr (working copy)
> @@ -1260,11 +1260,16 @@
> _lo=
> for _if in ${_autolist} ; do
> if autoif $_if; then
> - if [ "$_if" = "lo0" ]; then
> + case "$_if" in
> + lo0)
> _lo="lo0 "
> - else
> + ;;
> + ipfw[0-9]*|\
> + pflog[0-9]*|\
> + pfsync[0-9]*)
+ ;;
+ *)
_tmplist="${_tmplist} ${_if}"
> - fi
> + ;;
> + esac
> fi
> done
> _tmplist="${_lo}${_tmplist# }"
>
I meant to use the above context :)...
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