From owner-freebsd-bugs@FreeBSD.ORG Wed Jan 2 11:00:03 2008 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 320F716A41B for ; Wed, 2 Jan 2008 11:00:03 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 4C5EB13C447 for ; Wed, 2 Jan 2008 11:00:02 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.2/8.14.2) with ESMTP id m02B02Xm059940 for ; Wed, 2 Jan 2008 11:00:02 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.2/8.14.1/Submit) id m02B02Uo059939; Wed, 2 Jan 2008 11:00:02 GMT (envelope-from gnats) Resent-Date: Wed, 2 Jan 2008 11:00:02 GMT Resent-Message-Id: <200801021100.m02B02Uo059939@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Jaakko Heinonen Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A698F16A418 for ; Wed, 2 Jan 2008 10:58:16 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [IPv6:2001:4f8:fff6::21]) by mx1.freebsd.org (Postfix) with ESMTP id 97B9C13C44B for ; Wed, 2 Jan 2008 10:58:16 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.14.2/8.14.2) with ESMTP id m02AvQ5a037572 for ; Wed, 2 Jan 2008 10:57:26 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.14.2/8.14.1/Submit) id m02AvQ2j037571; Wed, 2 Jan 2008 10:57:26 GMT (envelope-from nobody) Message-Id: <200801021057.m02AvQ2j037571@www.freebsd.org> Date: Wed, 2 Jan 2008 10:57:26 GMT From: Jaakko Heinonen To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: bin/119255: [patch] dhclient removes aliases on PREINIT X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 02 Jan 2008 11:00:03 -0000 >Number: 119255 >Category: bin >Synopsis: [patch] dhclient removes aliases on PREINIT >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Wed Jan 02 11:00:01 UTC 2008 >Closed-Date: >Last-Modified: >Originator: Jaakko Heinonen >Release: 7.0-RC1 >Organization: >Environment: FreeBSD x 7.0-RC1 FreeBSD 7.0-RC1 #0: Mon Dec 24 12:18:24 UTC 2007 root@logan.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC i386 >Description: dhclient-script removes aliases from the network interface when it does the PREINIT operation. For example if dhclient does EXPIRE -> PREINIT -> ARPSEND -> ARPCHECK -> BOUND cycle the aliases are lost. The bug is also described in this message: http://lists.freebsd.org/pipermail/freebsd-isp/2007-August/004769.html . >How-To-Repeat: 1) Configure at least one alias for a DHCP enabled interface /etc/rc.conf: ifconfig_rl0="DHCP" ifconfig_rl0_alias0="inet 10.0.0.103 netmask 255.255.255.0" 2) Wait dhclient to do EXPIRE -> PREINIT -> ARPSEND -> ARPCHECK -> BOUND cycle 3) Aliases are lost from the interface (10.0.0.103 in this example). >Fix: Patch attached with submission follows: --- /sbin/dhclient-script.orig 2007-12-27 22:17:06.000000000 +0200 +++ /sbin/dhclient-script 2007-12-28 01:27:28.000000000 +0200 @@ -284,7 +284,7 @@ PREINIT) delete_old_alias - $IFCONFIG $interface inet 0.0.0.0 netmask 0.0.0.0 broadcast 255.255.255.255 up + $IFCONFIG $interface inet alias 0.0.0.0 netmask 0.0.0.0 broadcast 255.255.255.255 up ;; ARPCHECK|ARPSEND) >Release-Note: >Audit-Trail: >Unformatted: