Date: Tue, 26 Mar 2013 04:59:30 -0700 (PDT) From: ktsin@acm.org To: "lars@netapp.com" <lars@netapp.com>, "schrodinger@konundrum.org" <schrodinger@konundrum.org> Cc: "freebsd-net@freebsd.org" <freebsd-net@freebsd.org> Subject: Re: ntpd bind() failure: Can't assign requested address Message-ID: <1364299170.64928.iosMobile@web31816.mail.mud.yahoo.com>
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How do you configure your network interfaces? Using /etc/start_if* or /etc/rc.conf?<br/> From owner-freebsd-net@FreeBSD.ORG Tue Mar 26 13:07:41 2013 Return-Path: <owner-freebsd-net@FreeBSD.ORG> Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id 401B817D for <freebsd-net@freebsd.org>; Tue, 26 Mar 2013 13:07:41 +0000 (UTC) (envelope-from devel@stasyan.com) Received: from mx.providersolutions.ru (mx.providersolutions.ru [89.253.252.22]) by mx1.freebsd.org (Postfix) with ESMTP id 827C6C24 for <freebsd-net@freebsd.org>; Tue, 26 Mar 2013 13:07:39 +0000 (UTC) Received: (qmail 5406 invoked from network); 26 Mar 2013 13:07:27 -0000 Received: from unknown (HELO mx.providersolutions.ru) ([89.253.252.14]) by 89.253.252.22 with SMTP; 26 Mar 2013 13:07:27 -0000 Received: from b-internet.212.164.232.186.nsk.rt.ru (b-internet.212.164.232.186.nsk.rt.ru [212.164.232.186]) by rsnx.ru (Horde Framework) with HTTP; Tue, 26 Mar 2013 16:07:27 +0300 Message-ID: <20130326160727.18585l7sz9gql027@webmail01.providersolutions.ru> Date: Tue, 26 Mar 2013 16:07:27 +0300 From: devel@stasyan.com To: "Alexander V. Chernikov" <melifaro@FreeBSD.org> Subject: Re: ng_netflow patch for AS filling References: <201303261714.49770.devel@stasyan.com> <51517CBD.8080805@FreeBSD.org> In-Reply-To: <51517CBD.8080805@FreeBSD.org> MIME-Version: 1.0 Content-Type: text/plain; charset=windows-1251; DelSp="Yes"; format="flowed" Content-Disposition: inline Content-Transfer-Encoding: quoted-printable User-Agent: Internet Messaging Program (IMP) H3 (4.3) Cc: freebsd-net@freebsd.org X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Networking and TCP/IP with FreeBSD <freebsd-net.freebsd.org> List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-net>, <mailto:freebsd-net-request@freebsd.org?subject=unsubscribe> List-Archive: <http://lists.freebsd.org/pipermail/freebsd-net>; List-Post: <mailto:freebsd-net@freebsd.org> List-Help: <mailto:freebsd-net-request@freebsd.org?subject=help> List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>, <mailto:freebsd-net-request@freebsd.org?subject=subscribe> X-List-Received-Date: Tue, 26 Mar 2013 13:07:41 -0000 >> Patch for injecting information network->as_number from extrernal >> sources (RIPE database, for example) into kernel and filling src and dst >> AS-number in Netflow v5 datagrams. > +=09o1=3D(htonl(rec->src_addr)>>24)&0xFF; > +=09o2=3D(htonl(rec->src_addr)>>16)&0xFF; > +=09o3=3D(htonl(rec->src_addr)>>8)&0xFF; > +=09o4=3D(htonl(rec->src_addr))&0xFF; > +=09a1=3DGetAsnumber(aaa,o1,o2,o3,o4); > Why do you need o* here? Per-byte presentation of IPV4-address required because scheme of =20 storing based on it. > Why not using in_addr in GetAsnumber()? > Why you are using 255 as multiplier ? 255 - width of array. It's access to two-dimensonal array. > MALLOC(asn[255*i1+i2].ptr_low,struct ascelllow*, sizeof(struct > ascelllow),M_NETFLOW_HASH,M_NOWAIT); > ^^ malloc() with M_WAITOK can be used here. Ok, will be done. > You should support at least loading 32-bit ASNs (and convert them to > 23456 for v5 export). Ok, will be done. > + case NGM_NETFLOW_DELETENETFROMAS: > + { > + break; > + } > You should probably support deleting prefixes :) "Global" delete (when destroing node) support now. But "partial" =20 deleting support need too, you're right. > +struct ascellhigh { > +=09struct ascelllow*=09ptr_low; > +}; > > Do we need another layer here? Current scheme was optimized for fast_search/small_memory_utilization =20 for IPV4-table. I suppose that for IPV6 we need something another. > While v5 export supports IPv4 and 2-byte ASNs only it is probably much > better to include IPv6 support at least in NGM_ messages ( like > ng_ksocket do ).
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