linux-kernel - Re: [autofs] autofs does not resolve names ?

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <1310954228.3164.5.camel@perseus.themaw.net>
Date:	Mon, 18 Jul 2011 09:57:08 +0800
From:	Ian Kent <raven@...maw.net>
To:	JA Magallón <jamagallon@....com>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>,
	autofs@...ux.kernel.org
Subject: Re: [autofs] autofs does not resolve names ?

On Sun, 2011-07-17 at 01:37 +0200, JA Magallón wrote:
> On Sat, 16 Jul 2011 10:30:58 +0800, Ian Kent <raven@...maw.net> wrote:
> 
> (CC LKML for info and completeness...)
> 
> > On Sat, 2011-07-16 at 03:01 +0200, JA Magallón wrote:
> > > Hi all...
> > > 
> > > Since the update to autofs-5.0.6, I have a curious problem. Probably it is not autofs
> > > to blame, but I ask here to see if someone can give me some light...
> > 
> > Have you applied autofs-5.0.6-fix-ipv6-name-for-lookup-fix.patch?
> > Which fixes a stupid mistake on my part.
> > 
> 
> Love you ! That did the trick, everything works again.
> 
> Are you planning to release a 5.0.7 with the fix ?

That will go into 5.0.7 but it probably won't be released for a while.
Patches, such as this, are available on
http://www.kernel.org/pub/linux/daemons/autofs/v5 as soon as they are
committed to the autofs repository.

> 
> > > 
> > > Setup:
> > > /etc/autofs/auto.master:
> > > 
> > > /home   ldap://danae-nfs.cps.unizar.es/automountMapName=auto_home,o=diis --timeout=60,tcp,nobrowse
> > > 
> > > (user homes map from LDAP, shared homes at a server)
> > > 
> > > The name is resolved:
> > > 
> > > annwn:/etc/autofs# host danae-nfs
> > > danae-nfs.cps.unizar.es has address 155.210.152.202
> > > annwn:/etc/autofs# ping danae-nfs
> > > PING danae-nfs.cps.unizar.es (155.210.152.202) 56(84) bytes of data.
> > > 64 bytes from danae-nfs.cps.unizar.es (155.210.152.202): icmp_req=1 ttl=255 time=0.339 ms
> > > ...
> > > 
> > > But when I access home (ssh the box):
> > > 
> > > Jul 15 01:39:31 annwn automount[7774]: Starting automounter version 5.0.6, master map auto.master
> > > Jul 15 01:39:31 annwn automount[7774]: using kernel protocol version 5.02
> > > Jul 15 01:39:31 annwn automount[7774]: lookup_nss_read_master: reading master files auto.master
> > > ...
> > > Jul 15 01:39:31 annwn automount[7774]: mount_mount: mount(nfs): root=/home name=magallon what=danae-nfs:/export/home/usuarios/giga/magallon, fstype=nfs, options=tcp,quota
> > > Jul 15 01:39:31 annwn automount[7774]: mount_mount: mount(nfs): nfs options="tcp,quota", nobind=0, nosymlink=0, ro=0
> > > Jul 15 01:39:31 annwn automount[7774]: get_nfs_info: called with host danae-nfs(69.65.19.116) proto udp version 0x30
> > > Jul 15 01:39:37 annwn automount[7774]: get_nfs_info: called with host danae-nfs(69.65.19.116) proto tcp version 0x30
> > > 
> > > Where the hell does it get that IP address for my server ????
> > > 
> > > Diggin a bit more:
> > > 
> > > annwn:/var/log# host 69.65.19.116
> > > 116.19.65.69.in-addr.arpa domain name pointer nx-deleted-host-1.no-ip.com
> > > 
> > > because I have at /etc/resolv.conf:
> > > 
> > > search cps.unizar.es unizar.es no-ip.org
> > > 
> > > Why did it not resolved first with the first domain ?
> > > 
> > > If I delete the no-ip.org domain, I get:
> > > 
> > > Jul 15 01:47:18 annwn automount[8068]: mount_mount: mount(nfs): root=/home name=magallon what=danae-nfs:/export/home/usuarios/giga/magallon, fstype=nfs, options=tcp,quota
> > > Jul 15 01:47:18 annwn automount[8068]: mount_mount: mount(nfs): nfs options="tcp,quota", nobind=0, nosymlink=0, ro=0
> > > Jul 15 01:47:20 annwn automount[8068]: add_host_addrs: hostname lookup failed: Name or service not known
> > > Jul 15 01:47:20 annwn automount[8068]: mount(nfs): no hosts available
> > > Jul 15 01:47:20 annwn automount[8068]: dev_ioctl_send_fail: token = 28
> > > Jul 15 01:47:20 annwn automount[8068]: failed to mount /home/magallon
> > > 
> > > automount does not add the search domains and resolve ? what am I doing wrong ?
> > > is it a bug ? uuhhh ?
> > > 
> > > TIA
> > > 
> > 
> > 
> > --
> > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> > the body of a message to majordomo@...r.kernel.org
> > More majordomo info at  http://vger.kernel.org/majordomo-info.html
> > Please read the FAQ at  http://www.tux.org/lkml/
> 
> 


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/