From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ian Kent Subject: Re: autofs reverts to IPv4 for multi-homed IPv6 server ? Date: Sun, 10 Apr 2016 10:14:13 +0800 Message-ID: <1460254453.3508.9.camel@themaw.net> References: <20160407141906.GU15153@bccms.uni-bremen.de> <1460090760.3135.53.camel@themaw.net> <1460110224.2979.35.camel@themaw.net> <20160408122552.GW15153@bccms.uni-bremen.de> <20160408142907.GX15153@bccms.uni-bremen.de> <20160408161226.GZ15153@bccms.uni-bremen.de> Mime-Version: 1.0 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d=themaw.net; h= content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-sasl-enc :x-sasl-enc; s=mesmtp; bh=6m6oa6JBzV02IabqE/K2NQRDumM=; b=RkMxac 7MKF0DonvA93I+n9beDNS9PUrO9H8gZ3Fj7dxZ96exYyPzvXDRZCE1PpSnryijBY QoT4zWl24zmxKAYmXoahyN11N7DN2Hpo5/tH3XnPVUWJxmtuyWwLpilu20vSQ1wz lXfa5LxcuNlXUfGlOdRWMuAyZCsKS8aCSfSq0= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d= messagingengine.com; h=content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-sasl-enc:x-sasl-enc; s=smtpout; bh=6m6oa6JBzV02Iab qE/K2NQRDumM=; b=D+XumMY/hGLGpBxkSutnyDnRVHT+UHEtbB3xrSG9kKOHMf5 CTv6x8OLJjiT8tyIpCPveDB74UYLWbuYUUXhS9kXBNu5YgLOR6+Zq4Yo7QJeHJjr qb55pBEgOCGOjUpvtvXLY7cbAuLD3Bh5GbhajQVvfCnO3k2sstsl7bn38H2s= In-Reply-To: <20160408161226.GZ15153@bccms.uni-bremen.de> Sender: autofs-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="utf-8" To: christof.koehler@bccms.uni-bremen.de, autofs@vger.kernel.org On Fri, 2016-04-08 at 18:12 +0200, Christof Koehler wrote: > Hello, >=20 > I managed to build a new autofs 5.1.1 from the ubuntu 16.04 source > package after throwing out all systemd dependencies. With that >=20 > root@core324:~/autofs-5.1.1# ldd /usr/lib/x86_64-linux > -gnu/autofs/mount_nfs.so > linux-vdso.so.1 =3D> (0x00007ffff7ffd000) > libpthread.so.0 =3D> /lib/x86_64-linux-gnu/libpthread.so.0 > (0x00007ffff7b73000) > libtirpc.so.1 =3D> /lib/x86_64-linux-gnu/libtirpc.so.1 > (0x00007ffff794b000) > libc.so.6 =3D> /lib/x86_64-linux-gnu/libc.so.6 > (0x00007ffff7585000) > /lib64/ld-linux-x86-64.so.2 (0x0000555555554000) > libgssglue.so.1 =3D> /lib/x86_64-linux-gnu/libgssglue.so.1 > (0x00007ffff737b000) > libdl.so.2 =3D> /lib/x86_64-linux-gnu/libdl.so.2 > (0x00007ffff7177000) >=20 > However, I had to edit lib/rpc_subs.c as indicated in=20 > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=3D737679, otherwise= it > would not=20 > work (/usr/lib/x86_64-linux-gnu/autofs/mount_nfs.so: undefined symbol= : > auth_put). I think that is caused the libtirpc problem you asked about earlier. As I say it depends on the version of libtirpc in use. >=20 > With the new binary /local/core330 does not mount either, but the > error message is > probably an improvement: >=20 > Apr 8 18:05:25 core324 automount[963]: parse_mount: parse(sun): > dequote("core330:/locals" > ) -> core330:/locals > Apr 8 18:05:25 core324 automount[963]: parse_mount: parse(sun): core > of entry: options=3Dfs > type=3Dnfs4,rw,intr,nosuid,soft,nodev, loc=3Dcore330:/locals > Apr 8 18:05:25 core324 automount[963]: sun_mount: parse(sun): > mounting root /local, mount > point core330, what core330:/locals, fstype nfs4, options > rw,intr,nosuid,soft,nodev > Apr 8 18:05:25 core324 automount[963]: mount_mount: mount(nfs): > root=3D/local name=3Dcore330=20 > what=3Dcore330:/locals, fstype=3Dnfs4, options=3Drw,intr,nosuid,soft,= nodev > Apr 8 18:05:25 core324 automount[963]: mount_mount: mount(nfs): nfs > options=3D"rw,intr,nosu > id,soft,nodev", nobind=3D0, nosymlink=3D0, ro=3D0 > Apr 8 18:05:25 core324 automount[963]: get_nfs_info: called with hos= t > core330(192.168.220 > .118) proto 6 version 0x40 > Apr 8 18:05:25 core324 automount[963]: get_nfs_info: called with hos= t > core330(fd5f:852:a27c:1261:2000::118) proto 6 version 0x40 > Apr 8 18:05:25 core324 automount[963]: get_nfs_info: called with hos= t > core330(2001:638:708:1261:2000::118) proto 6 version 0x40 > Apr 8 18:05:25 core324 automount[963]: mount(nfs): no hosts availabl= e Sadly that doesn't tell us much either, only that the rpc communication has failed to get a result in some expected way. I'm not sure where to go from here.... > Apr 8 18:05:25 core324 automount[963]: dev_ioctl_send_fail: token =3D > 3004 > Apr 8 18:05:25 core324 automount[963]: failed to mount /local/core33= 0 > Apr 8 18:05:25 core324 automount[963]: handle_packet: type =3D 3 > Apr 8 18:05:25 core324 automount[963]: > handle_packet_missing_indirect: token 3005, name core330, request pid > 2397 >=20 > I had no success trying to get the 5.0.7 source package to actually > link libtirpc,=20 > no idea why. > =20 > Best Regards >=20 > Christof >=20 > On Fri, Apr 08, 2016 at 04:29:07PM +0200, Christof Koehler wrote: > > Hello, > >=20 > > apparently I confused my 5.1.1 source built experiment and my debia= n > > package rebuild experiment when I reported that libtirpc was used i= n > > my > > last email. So here is a new try to rebuild the deb source with > > --with-libtirpc. > >=20 > > I did a apt-get source autofs and added --with-libtirpc to debian > > rules. > > After that it would of course not allow me to build a package, > > "aborting > > due to unexpected upstream changes". So I just did a "dpkg > > -buildpackage > > -b" and then dpkg -i autofs... . Attached is the file build.out.gz > > which > > contains the stdout output. Clearly libtirpc is used somehow in the > > build. > >=20 > > After restoring maps in /etc I did a service restart autofs and wit= h > > debug loglevel I get=20 > >=20 > > Apr 8 16:20:33 core324 automount[14615]: open_mount:247: > > parse(sun): > > cannot open mount module nfs > > (/usr/lib/x86_64-linux-gnu/autofs/mount_nfs.so: undefined symbol: > > clnt_dg_create) > >=20 > > as reported. I then double checked and actually > >=20 > > root@core324:~# ldd /usr/lib/x86_64-linux-gnu/autofs/mount_nfs.so > > linux-vdso.so.1 =3D> (0x00007ffff7ffd000) > > libc.so.6 =3D> /lib/x86_64-linux-gnu/libc.so.6 > > (0x00007ffff79f3000) > > /lib64/ld-linux-x86-64.so.2 (0x0000555555554000) > >=20 > > no libtirpc.=20 > >=20 > > I will have to read up on how to properly rebuild the package. The > > debian documentation is unfortunately not very user friendly, any > > hints are appreciated. > >=20 > > Best Regards > >=20 > > Christof > >=20 > > On Fri, Apr 08, 2016 at 02:25:52PM +0200, Christof Koehler wrote: > > > Hello again, > > > > I've been thinking about this and I have a couple of thoughts. > > > >=20 > > > > As far a IPv6 goes using glibc RPC is, I think, not going to > > > > work! > > > >=20 > > > > That's the first thing that needs to be sorted out. > > > >=20 > > > > I've been using libtirpc in Fedora and RHEL builds for nearly 1= 0 > > > > years > > > > so I don't think the library problem is with autofs. > > > >=20 > > > > This is an indication someone is doing something a little dumb: > > > >=20 > > > > automount[20444]: open_mount:247: parse(sun): cannot open mount > > > > module > > > > nfs (/usr/lib/x86_64-linux-gnu/autofs/mount_nfs.so: undefined > > > > symbol: > > > > clnt_dg_create) > > >=20 > > > concerning my failures to build autofs. First the client has all > > > libtirpc packages I think are necessary: > > > # dpkg -l libtirpc\*|grep ii > > > ii libtirpc-dev 0.2.2-5ubuntu2 > > > ii libtirpc1:amd64 0.2.2-5ubuntu2 > > >=20 > > > We have libtirpc1 on the machines by default and I had to > > > install libtirpc-dev so that ./configure would conclude that > > > --with-libtirpc should do anything.=20 > > >=20 > > > Actually I tried to compile autofs 5.1.1 from source and a new > > > 5.0.7 > > > package from ubuntu's source deb. > > >=20 > > > Using the sources at=20 > > > https://www.kernel.org/pub/linux/daemons/autofs/v5/ > > > I was basically confused what to do about the patches. Do I have > > > to > > > apply everything in patches-5.1.2 to autofs-5.1.1.tar.gz to get > > > 5.1.2 ?=20 > > > How do I do that automatically ? I noticed that autofs > > > -5.1.1.tar.gz > > > misses the patch mentioned in message 15 of > > > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=3D737679 > > > but contained in autofs-5.1.1-revert-fix-libtirpc-name > > > -clash.patch. > > >=20 > > > So to make it short I certainly messed something up > > > somewhere, the final binary and libs were no success . > > > Additionally > > > installation did not play nice, although --prefix=3D was set it > > > overwrote > > > configuration files in /etc. But I think I > > > cleaned everything up afterwards. > > >=20 > > > If someone can provide some hints I would try it again. > > >=20 > > > After that I rebuild the 5.0.7 package from source deb after > > > adding > > > --with-libtirpc to debian/rules as suggested in the bug reports. = I > > > installed from that package. I checked with ldd after installing > > > that ldd /usr/lib/x86_64-linux-gnu/autofs/mount_nfs.so was build > > > with a > > > reference to libtirpc.=20 > > >=20 > > > This try gave the error message in the ubuntu bug > > > report=20 > > > https://bugs.launchpad.net/ubuntu/+source/autofs/+bug/1564380 > > >=20 > > > So, any hints are appreciated. As long as I can stick to 5.0.7 > > > rebuilt > > > from the source deb installing/re-installing is no problem and I > > > can try > > > different things you might want. Assuming I can get the program t= o > > > work :-) > > >=20 > > > Thank you very much for all your help ! > > >=20 > > >=20 > > > Best Regards > > >=20 > > > Christof > > >=20 > > >=20 > > >=20 > > > --=20 > > > Dr. rer. nat. Christof K=C3=B6hler email:=20 > > > c.koehler@bccms.uni-bremen.de > > > Universitaet Bremen/ BCCMS phone: +49-(0)421-218-62334 > > > Am Fallturm 1/ TAB/ Raum 3.12 fax: +49-(0)421-218-62770 > > > 28359 Bremen =20 > > >=20 > > > PGP: http://www.bccms.uni-bremen.de/cms/people/c_koehler/ > > > -- > > > To unsubscribe from this list: send the line "unsubscribe autofs" > > > in > >=20 > > --=20 > > Dr. rer. nat. Christof K=C3=B6hler email:=20 > > c.koehler@bccms.uni-bremen.de > > Universitaet Bremen/ BCCMS phone: +49-(0)421-218-62334 > > Am Fallturm 1/ TAB/ Raum 3.12 fax: +49-(0)421-218-62770 > > 28359 Bremen =20 > >=20 > > PGP: http://www.bccms.uni-bremen.de/cms/people/c_koehler/ >=20 >=20 >=20 -- To unsubscribe from this list: send the line "unsubscribe autofs" in