Re: nfs mounts not working from 5.0.5 + some patches on

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On Wed, 2012-11-28 at 16:24 -0800, Thomas Chan wrote:
> I tried going to 5.0.7 + the latest patches to see if it would fix some of 
> the segfault and other hanging issues I've been seeing on autofs-5.0.4.
> 
> However, I get a error:
> 
> Nov 28 16:13:22 talon automount[16649]: mount(nfs): no hosts available
> 
> and the mount fails.
> 
> I tracked back the patches and the newest version I can go to is 5.0.5 and 
> the autofs-5.0.5-add-base64-password-encode.patch patch.
> 
> If I add autofs-5.0.5-fix-ipv6-name-for-lookup.patch patch, it fails to 
> mount.
> 
> Here's what I get in debug (with 5.0.7):
> 
> ==========
> Nov 28 16:13:22 talon automount[16649]: handle_packet: type = 3
> Nov 28 16:13:22 talon automount[16649]: handle_packet_missing_indirect: 
> token 64865, name joebob, request pid 3752
> Nov 28 16:13:22 talon automount[16649]: attempting to mount entry 
> /home/joebob
> Nov 28 16:13:22 talon automount[16649]: lookup_name_file_source_instance: 
> file map not found
> Nov 28 16:13:22 talon automount[16649]: lookup_mount: lookup(ldap): 
> looking up joebob
> Nov 28 16:13:22 talon automount[16649]: do_bind: lookup(ldap): 
> auth_required: 1, sasl_mech ANONYMOUS
> Nov 28 16:13:22 talon automount[16649]: do_bind: lookup(ldap): ldap simple 
> bind returned 0
> Nov 28 16:13:22 talon automount[16649]: lookup_one: lookup(ldap): 
> searching for 
> "(&(objectclass=automount)(|(automountKey=joebob)(automountKey=/)(automountKey=\2A)))" 
> under "CN=auto_home,OU=AutomountMaps,DC=company,DC=allcompany,DC=com"
> Nov 28 16:13:22 talon automount[16649]: lookup_one: lookup(ldap): getting 
> first entry for automountKey="joebob"
> Nov 28 16:13:22 talon automount[16649]: lookup_one: lookup(ldap): 
> examining first entry
> Nov 28 16:13:22 talon automount[16649]: lookup_mount: lookup(ldap): joebob 
> -> -hard,tcp,nfsvers=3,rsize=32768,wsize=32768 nfshome:/nas/home/joebob
> Nov 28 16:13:22 talon automount[16649]: parse_mount: parse(sun): expanded 
> entry: -hard,tcp,nfsvers=3,rsize=32768,wsize=32768 
> nfshome:/nas/home/joebob
> Nov 28 16:13:22 talon automount[16649]: parse_mount: parse(sun): gathered 
> options: hard,tcp,nfsvers=3,rsize=32768,wsize=32768
> Nov 28 16:13:22 talon automount[16649]: parse_mount: parse(sun): 
> dequote("nfshome:/nas/home/joebob") -> nfshome:/nas/home/joebob
> Nov 28 16:13:22 talon automount[16649]: parse_mount: parse(sun): core of 
> entry: options=hard,tcp,nfsvers=3,rsize=32768,wsize=32768, 
> loc=nfshome:/nas/home/joebob
> Nov 28 16:13:22 talon automount[16649]: sun_mount: parse(sun): mounting 
> root /home, mountpoint joebob, what nfshome:/nas/home/joebob, fstype nfs, 
> options hard,tcp,nfsvers=3,rsize=32768,wsize=32768
> Nov 28 16:13:22 talon automount[16649]: mount_mount: mount(nfs): 
> root=/home name=joebob what=nfshome:/nas/home/joebob, fstype=nfs, 
> options=hard,tcp,nfsvers=3,rsize=32768,wsize=32768
> Nov 28 16:13:22 talon automount[16649]: mount_mount: mount(nfs): nfs 
> options="hard,tcp,nfsvers=3,rsize=32768,wsize=32768", nobind=0, 
> nosymlink=0, ro=0

There should have been something more here.

You could try setting MOUNT_WAIT to a sensible value for your site
(maybe 15-30 seconds) and see if the problem goes away. If it does then
we need to work out why the server can't be probed for availability.
 
> Nov 28 16:13:22 talon automount[16649]: mount(nfs): no hosts available
> Nov 28 16:13:22 talon automount[16649]: dev_ioctl_send_fail: token = 64865
> Nov 28 16:13:22 talon automount[16649]: failed to mount /home/joebob
> Nov 28 16:13:22 talon automount[16649]: handle_packet: type = 3
> Nov 28 16:13:22 talon automount[16649]: handle_packet_missing_indirect: 
> token 64866, name joebob, request pid 3752
> Nov 28 16:13:22 talon automount[16649]: dev_ioctl_send_fail: token = 64866
> Nov 28 16:13:22 talon automount[16649]: handle_packet: type = 3
> Nov 28 16:13:22 talon automount[16649]: handle_packet_missing_indirect: 
> token 64867, name joebob, request pid 3752
> Nov 28 16:13:22 talon automount[16649]: dev_ioctl_send_fail: token = 64867
> ==========
> 
> Any help would be appreciated.
> 
> Thomas
> 
> 
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