From owner-svn-src-head@FreeBSD.ORG Sat Oct 27 08:02:36 2012 Return-Path: Delivered-To: svn-src-head@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 5E655833; Sat, 27 Oct 2012 08:02:36 +0000 (UTC) (envelope-from hrs@FreeBSD.org) Received: from mail.allbsd.org (gatekeeper.allbsd.org [IPv6:2001:2f0:104:e001::32]) by mx1.freebsd.org (Postfix) with ESMTP id 99D0B8FC0C; Sat, 27 Oct 2012 08:02:35 +0000 (UTC) Received: from alph.allbsd.org (p1137-ipbf1505funabasi.chiba.ocn.ne.jp [118.7.212.137]) (authenticated bits=128) by mail.allbsd.org (8.14.5/8.14.5) with ESMTP id q9R82GIM009396 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sat, 27 Oct 2012 17:02:26 +0900 (JST) (envelope-from hrs@FreeBSD.org) Received: from localhost (localhost [127.0.0.1]) (authenticated bits=0) by alph.allbsd.org (8.14.5/8.14.5) with ESMTP id q9R82Fcm001596; Sat, 27 Oct 2012 17:02:16 +0900 (JST) (envelope-from hrs@FreeBSD.org) Date: Sat, 27 Oct 2012 17:01:39 +0900 (JST) Message-Id: <20121027.170139.1459930438153883844.hrs@allbsd.org> To: brian@FreeBSD.org Subject: Re: svn commit: r242074 - head/etc/rc.d From: Hiroki Sato In-Reply-To: <20121027.165129.351491404794553651.hrs@allbsd.org> References: <20121027.155707.2226765252880570777.hrs@allbsd.org> <20121027072048.GB77528@thong.lan.Awfulhak.org> <20121027.165129.351491404794553651.hrs@allbsd.org> X-PGPkey-fingerprint: BDB3 443F A5DD B3D0 A530 FFD7 4F2C D3D8 2793 CF2D X-Mailer: Mew version 6.5 on Emacs 23.4 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Multipart/Signed; protocol="application/pgp-signature"; micalg=pgp-sha1; boundary="--Security_Multipart0(Sat_Oct_27_17_01_39_2012_786)--" Content-Transfer-Encoding: 7bit X-Virus-Scanned: clamav-milter 0.97.4 at gatekeeper.allbsd.org X-Virus-Status: Clean X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.2.7 (mail.allbsd.org [133.31.130.32]); Sat, 27 Oct 2012 17:02:27 +0900 (JST) X-Spam-Status: No, score=-98.1 required=13.0 tests=CONTENT_TYPE_PRESENT, ONLY1HOPDIRECT,SAMEHELOBY2HOP,USER_IN_WHITELIST autolearn=no version=3.3.2 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on gatekeeper.allbsd.org Cc: svn-src-head@FreeBSD.org, svn-src-all@FreeBSD.org, src-committers@FreeBSD.org, dim@FreeBSD.org X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 27 Oct 2012 08:02:36 -0000 ----Security_Multipart0(Sat_Oct_27_17_01_39_2012_786)-- Content-Type: Multipart/Mixed; boundary="--Next_Part(Sat_Oct_27_17_01_39_2012_097)--" Content-Transfer-Encoding: 7bit ----Next_Part(Sat_Oct_27_17_01_39_2012_097)-- Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Hiroki Sato wrote in <20121027.165129.351491404794553651.hrs@allbsd.org>: hr> Brian Somers wrote hr> in <20121027072048.GB77528@thong.lan.Awfulhak.org>: hr> hr> br> On Sat, Oct 27, 2012 at 03:57:07PM +0900, Hiroki Sato wrote: hr> br> > Brian Somers wrote hr> br> > in <20121026235044.GA77528@thong.lan.Awfulhak.org>: hr> br> > hr> br> > br> When I reboot and don't use -accept_rtadv (and leave hr> br> > br> net.inet6.ip6.accept_rtadv set to zero), I repeatedly see this in hr> br> > br> /var/log/messages: hr> br> > br> hr> br> > br> Oct 26 16:31:26 gw rtadvd[2879]: non-zero lifetime RA on RA receiving interface sk0. Ignored. hr> br> > br> Oct 26 16:31:33 gw rtadvd[2879]: non-zero lifetime RA on RA receiving interface bridge0. Ignored. hr> br> > br> Oct 26 16:31:42 gw rtadvd[2879]: non-zero lifetime RA on RA receiving interface sk0. Ignored. hr> br> > br> Oct 26 16:31:49 gw rtadvd[2879]: non-zero lifetime RA on RA receiving interface bridge0. Ignored. hr> br> > br> hr> br> > br> This seems to be the problem. Because check_accept_rtadv() (in hr> br> > br> rtadvd) reports the interface as being able to accept RAs (it finds hr> br> > br> the ND6_IFF_ACCEPT_RTADV flag), it drops outgoing RAs and nothing hr> br> > br> happens. hr> br> > hr> br> > Can you send me your /etc/rc.conf and /etc/sysctl.conf? I guess you hr> br> > are still using ipv6_enable=YES on 9.X. hr> br> hr> br> Sure (attached). I'm not sure what is supposed to change in rc.conf hr> br> when upgrading from 8 to 9. There's nothing obvious that I can hr> br> see... maybe I'm looking in the wrong place? hr> br> hr> br> http://www.freebsd.org/releases/9.0R/relnotes.html hr> hr> Thank you. It is explained in section 3.2.4 in hr> hr> http://www.freebsd.org/releases/9.0R/relnotes-detailed.html#UPGRADE hr> hr> I think it will work as 8.X just after removing the ipv6_enable=YES hr> line in your rc.conf, but after investigating the network.subr hr> closely I found a bug in backward compatibility of ipv6_enable=YES on hr> 9.X... Can you try the attached patch? This should fix the issue hr> even if ipv6_enable=YES exists on a 9.X's rc.conf without a patch to hr> rc.d/rtadvd. Gr, sorry. The previous patch was wrong. The correct one is attached to this mail. -- Hiroki ----Next_Part(Sat_Oct_27_17_01_39_2012_097)-- Content-Type: Text/X-Patch; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="network.subr.20121027-2.diff" Index: etc/network.subr =================================================================== --- etc/network.subr (revision 242114) +++ etc/network.subr (working copy) @@ -109,7 +109,9 @@ # backward compatibility: $ipv6_enable case $ipv6_enable in [Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1) - _ipv6_opts="${_ipv6_opts} accept_rtadv" + if ! checkyesno ipv6_gateway_enable; then + _ipv6_opts="${_ipv6_opts} accept_rtadv" + fi ;; esac @@ -488,7 +490,11 @@ # backward compatibility: $ipv6_enable case $ipv6_enable in [Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1) - return 0 + if checkyesno ipv6_gateway_enable; then + return 1 + else + return 0 + fi ;; esac ----Next_Part(Sat_Oct_27_17_01_39_2012_097)---- ----Security_Multipart0(Sat_Oct_27_17_01_39_2012_786)-- Content-Type: application/pgp-signature Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (FreeBSD) iEYEABECAAYFAlCLlOMACgkQTyzT2CeTzy16dwCgqHqraj6nXt4BeVo9MwDPzyy0 +X0AoJRAuB4S1Y6hliDYf709ZM1/84bt =XbpB -----END PGP SIGNATURE----- ----Security_Multipart0(Sat_Oct_27_17_01_39_2012_786)----