Date: Sat, 17 May 2014 19:23:53 +0400 From: "Alexander V. Chernikov" <melifaro@FreeBSD.org> To: Andreas Nilsson <andrnils@gmail.com> Cc: Dennis Yusupoff <dyr@smartspb.net>, FreeBSD Net <freebsd-net@freebsd.org>, Marcelo Gondim <gondim@bsdinfo.com.br> Subject: Re: Problem with ipfw table add 0.0.0.0/8 Message-ID: <53777F09.5030000@FreeBSD.org> In-Reply-To: <CAPS9%2BSv8jj7R4aTeyYwxEs8=UQuS4UqFzASmrYggzqF4bOPf=g@mail.gmail.com> References: <5371084F.1060009@bsdinfo.com.br> <F78BF3AC-F031-4528-A4C1-5B22E88CEC00@dataix.net> <5371112B.2030209@bsdinfo.com.br> <5371E9E7.70400@smartspb.net> <5371F4C8.3080501@FreeBSD.org> <53720AA4.80909@smartspb.net> <537767C5.80205@FreeBSD.org> <CAPS9%2BSv8jj7R4aTeyYwxEs8=UQuS4UqFzASmrYggzqF4bOPf=g@mail.gmail.com>
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On 17.05.2014 19:14, Andreas Nilsson wrote: > > > > On Sat, May 17, 2014 at 3:44 PM, Alexander V. Chernikov > <melifaro@freebsd.org <mailto:melifaro@freebsd.org>> wrote: > > On 13.05.2014 16:05, Dennis Yusupoff wrote: > > I think that universal table for all kind of data (ipv4, ipv6, > ports, > etc) is a bad idea by design. At least unless you haven't any > ability to > > It is not always "universal" in kernel. > Actually, different radix tables are used to store both IPv4 and > IPv6 in single table. > > specify address family on add, to avoid attempts to guess what > user > meant. Something like "ipfw table X add DEEF.DE > <http://DEEF.DE>; ipv6". > > I'm going to add explicit table type/naming setup soon. > Idea is the following: > > 1) Existing table can be named and addressed by either number or name. > However, you still need to assign table number manually. > > 2) Table type/name can be specified explicitly via one of the > following commands: > * ipfw table 1 create [type <cidr|u32|ifindex|iface>] [name > "table_name"] > * ipfw table <num|name> name "table_name" > * ipfw table "table_name" type <cidr|u32|ifindex|iface> > > 3) ipfw(8) stops trying to guess appropriate type based on used > value. Instead, > it requests table type from kernel and interprets value according > to returned type. > Default type for all tables is cidr > > 4) Table(s) can be returned to default values using ipfw table > <num|all|name> destroy. > Destroy means: > * flush > * table tries (or other structures) freed > * type set to cidr > > > > > > 13.05.2014 14:32, Alexander V. Chernikov пишет: > > On 13.05.2014 13:46, Dennis Yusupoff wrote: > > May be this will help? See answer on > http://www.freebsd.org/cgi/query-pr.cgi?pr=bin/189471 > > I'll try to fix it within a few days. > > Fixed in r266310. > > With all of these changes, would it be possible to get tablearg to > store ipv6 as well? I seem to remember it is 32bit only today. Well, I'd prefer not to increase tablearg directly. It is probably possible to implement some kind of "nexthop" table adds additional auto-filled nexthop array. > > Best regards > Andreas
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