Re: How to Force Packet Traversal Order (IPFW2 => PF)

From: Ian Lepore <ian_at_freebsd.org>
Date: Sat, 31 Jul 2021 14:10:56 UTC
On Sat, 2021-07-31 at 15:10 +0200, Juraj Lutter wrote:
> 
> 
> > On 31 Jul 2021, at 10:17, Eugene Grosbein <eugen@grosbein.net>
> > wrote:
> > > 
> > > IPFW and PF startup order definitions are in this files
> > > 
> > > Code:
> > > 
> > > /usr/src/sys/netpfil/ipfw/ip_fw2.c
> > > /usr/src/sys/netpfil/pf/pf_ioctl.c
> > > 
> > > I have not sufficient skills to editing kernel level files
> > > and tried instructions below but i couldn't changed that order.
> > > 
> > > I am stuck on this for weeks my mind gonna blow
> > > Any help would be appreciated at this point..
> > 
> > You need not to edit kernel sources. AFAIK it is possible to
> > achieve what you need
> > building custom kernel with ipfw included but pf not included to
> > the kernel and loaded as module.
> > 
> 
> 
> I wonder if some tweaking using pfilctl(8) would do the trick. I
> don’t have any pf+ipfw boxes.
> 
> otis
> 
> —
> Juraj Lutter
> otis@FreeBSD.org
> 
> 
> 

I wonder if netgraph+ipfw might be a better combo than pf+ipfw to get
round-robin load balancing.  Or if not that directly, then maybe
netgraph could help force the ordering the way you want.

-- Ian