From owner-freebsd-questions@FreeBSD.ORG Fri Jul 16 18:13:20 2010 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 3AC601065670 for ; Fri, 16 Jul 2010 18:13:20 +0000 (UTC) (envelope-from dan@dan.emsphone.com) Received: from email1.allantgroup.com (email1.emsphone.com [199.67.51.115]) by mx1.freebsd.org (Postfix) with ESMTP id D2F118FC0C for ; Fri, 16 Jul 2010 18:13:19 +0000 (UTC) Received: from dan.emsphone.com (dan.emsphone.com [199.67.51.101]) by email1.allantgroup.com (8.14.0/8.14.0) with ESMTP id o6GIDHNI066921 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Fri, 16 Jul 2010 13:13:18 -0500 (CDT) (envelope-from dan@dan.emsphone.com) Received: from dan.emsphone.com (smmsp@localhost [127.0.0.1]) by dan.emsphone.com (8.14.4/8.14.4) with ESMTP id o6GIDHKZ060461 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Fri, 16 Jul 2010 13:13:17 -0500 (CDT) (envelope-from dan@dan.emsphone.com) Received: (from dan@localhost) by dan.emsphone.com (8.14.4/8.14.3/Submit) id o6GIDHib060460; Fri, 16 Jul 2010 13:13:17 -0500 (CDT) (envelope-from dan) Date: Fri, 16 Jul 2010 13:13:16 -0500 From: Dan Nelson To: Jens Rehsack Message-ID: <20100716181316.GH5485@dan.emsphone.com> References: <20100715172615.GC5485@dan.emsphone.com> <86tyo0qd19.fsf@chateau.d.if> <20100716043056.GF5485@dan.emsphone.com> <20100716150719.GG5485@dan.emsphone.com> <4C408744.3030409@netbsd.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4C408744.3030409@netbsd.org> X-OS: FreeBSD 8.1-PRERELEASE User-Agent: Mutt/1.5.20 (2009-06-14) X-Virus-Scanned: clamav-milter 0.96 at email1.allantgroup.com X-Virus-Status: Clean X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-2.0.2 (email1.allantgroup.com [199.67.51.78]); Fri, 16 Jul 2010 13:13:18 -0500 (CDT) X-Scanned-By: MIMEDefang 2.45 Cc: Ashish SHUKLA , freebsd-questions@freebsd.org Subject: Re: getpwent bug? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 16 Jul 2010 18:13:20 -0000 In the last episode (Jul 16), Jens Rehsack said: > On 07/16/10 15:07, Dan Nelson wrote: > > In the last episode (Jul 16), Jens Rehsack said: > >> Could you please take a look to my other mail (getgrent related) - there > >> seems another bug ... > > > > Do you have another one-liner that will reproduce it? A simple > > "/usr/bin/getent group" doesn't return dupes for me. Oddly enough, the > > *grent code doesn't use an internal counter, so the bug you found in > > endpwent doesn't exist in endgrent (afaik; the nsswitch code isn't that > > easy to read). > > Not really a one-liner: > perl -MData::Dumper -e 'setgrent; my %dupchk; while( my ( $name, $grpass, > $gid, $members ) = getgrent() ) { print "$name is returned more than once > (No $dupchk{$name} comes here)\n" if( $dupchk{$name}++ ); print Dumper( [ > $name, $grpass, $gid, $members ] ) };' > > setgrent() doesn't work here. I ran that and got dupes for group entries that exist both in /etc/groups and my LDAP source, but that's expected. -- Dan Nelson dnelson@allantgroup.com