[Openstack] SSH permissions (was: Re: Error during live migration)

Guilherme Russi luisguilherme.cr at gmail.com
Mon Aug 19 11:41:34 UTC 2013


Hello Peter,

 Thank you for your help too :)
 I've changed the permission and now I'm getting another error when I try
to migrate:

cat /var/log/nova/nova-compute.log | grep -E ERROR
2013-08-19 08:17:19.990 12667 ERROR nova.manager [-] Error during
ComputeManager._run_image_cache_manager_pass: Unexpected error while
running command.
2013-08-19 08:23:40.309 12667 ERROR nova.network.quantumv2 [-]
_get_auth_token() failed
2013-08-19 08:24:27.013 12667 ERROR nova.virt.libvirt.driver [-] Getting
disk size of instance-000000bc: [Errno 2] No such file or directory:
'/var/lib/nova/instances/75e479cf-37a4-4511-b2a5-d4f3027702d4/disk'


cat /var/log/nova/nova-compute.log | grep -E TRACE
2013-08-19 08:17:19.990 12667 TRACE nova.manager Traceback (most recent
call last):
2013-08-19 08:17:19.990 12667 TRACE nova.manager   File
"/usr/lib/python2.7/dist-packages/nova/manager.py", line 241, in
periodic_tasks
2013-08-19 08:17:19.990 12667 TRACE nova.manager     task(self, context)
2013-08-19 08:17:19.990 12667 TRACE nova.manager   File
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 4020, in
_run_image_cache_manager_pass
2013-08-19 08:17:19.990 12667 TRACE nova.manager
self.driver.manage_image_cache(context, filtered_instances)
2013-08-19 08:17:19.990 12667 TRACE nova.manager   File
"/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 3401,
in manage_image_cache
2013-08-19 08:17:19.990 12667 TRACE nova.manager
self.image_cache_manager.verify_base_images(context, all_instances)
2013-08-19 08:17:19.990 12667 TRACE nova.manager   File
"/usr/lib/python2.7/dist-packages/nova/virt/libvirt/imagecache.py", line
588, in verify_base_images
2013-08-19 08:17:19.990 12667 TRACE nova.manager
self._handle_base_image(img, base_file)
2013-08-19 08:17:19.990 12667 TRACE nova.manager   File
"/usr/lib/python2.7/dist-packages/nova/virt/libvirt/imagecache.py", line
553, in _handle_base_image
2013-08-19 08:17:19.990 12667 TRACE nova.manager
virtutils.chown(base_file, os.getuid())
2013-08-19 08:17:19.990 12667 TRACE nova.manager   File
"/usr/lib/python2.7/dist-packages/nova/virt/libvirt/utils.py", line 449, in
chown
2013-08-19 08:17:19.990 12667 TRACE nova.manager     execute('chown',
owner, path, run_as_root=True)
2013-08-19 08:17:19.990 12667 TRACE nova.manager   File
"/usr/lib/python2.7/dist-packages/nova/virt/libvirt/utils.py", line 47, in
execute
2013-08-19 08:17:19.990 12667 TRACE nova.manager     return
utils.execute(*args, **kwargs)
2013-08-19 08:17:19.990 12667 TRACE nova.manager   File
"/usr/lib/python2.7/dist-packages/nova/utils.py", line 239, in execute
2013-08-19 08:17:19.990 12667 TRACE nova.manager     cmd=' '.join(cmd))
2013-08-19 08:17:19.990 12667 TRACE nova.manager ProcessExecutionError:
Unexpected error while running command.
2013-08-19 08:17:19.990 12667 TRACE nova.manager Command: sudo
nova-rootwrap /etc/nova/rootwrap.conf chown 123
/var/lib/nova/instances/_base/b0d90eb60f048f6de16c3efbc0eb4c16cbac77a6
2013-08-19 08:17:19.990 12667 TRACE nova.manager Exit code: 1
2013-08-19 08:17:19.990 12667 TRACE nova.manager Stdout: ''
2013-08-19 08:17:19.990 12667 TRACE nova.manager Stderr: 'Traceback (most
recent call last):\n  File "/usr/bin/nova-rootwrap", line 108, in
<module>\n    os.getlogin(), pwd.getpwuid(os.getuid())[0],\nOSError: [Errno
22] Invalid argument\n'
2013-08-19 08:17:19.990 12667 TRACE nova.manager
2013-08-19 08:23:40.309 12667 TRACE nova.network.quantumv2 Traceback (most
recent call last):
2013-08-19 08:23:40.309 12667 TRACE nova.network.quantumv2   File
"/usr/lib/python2.7/dist-packages/nova/network/quantumv2/__init__.py", line
40, in _get_auth_token
2013-08-19 08:23:40.309 12667 TRACE nova.network.quantumv2
httpclient.authenticate()
2013-08-19 08:23:40.309 12667 TRACE nova.network.quantumv2   File
"/usr/lib/python2.7/dist-packages/quantumclient/client.py", line 198, in
authenticate
2013-08-19 08:23:40.309 12667 TRACE nova.network.quantumv2     raise
exceptions.Unauthorized(message=body)
2013-08-19 08:23:40.309 12667 TRACE nova.network.quantumv2 Unauthorized:
Request Timeout
2013-08-19 08:23:40.309 12667 TRACE nova.network.quantumv2

Any ideas?

Regards.

Guilherme.


2013/8/19 Peter Funk <pf at artcom-gmbh.de>

> Guilherme Russi wrote 16.08.2013 um 09:53:
> >  Here is my directory configs:
> >
> > drwxrwxrwx  2 nova nova     76 Ago 15 14:54 .ssh
> >
> > I made chmod a+xwr at the folder at all computers, I made it because I
> > couldn't find the reason I was no allowed to migrate, can it be like
> that?
>
> For SSH to work the permissions of $HOME/.ssh should look like this:
>   drwx------  2 nova nova     76 Ago 15 14:54 .ssh
>
> Use:
>   chmod -R go-rwx .ssh
>
> Regards, Peter Funk
> --
> Peter Funk, home: ✉Oldenburger Str.86, D-27777 Ganderkesee
> mobile:+49-179-640-8878 phone:+49-421-20419-0 <http://www.artcom-gmbh.de/>
> office: ArtCom GmbH, ✉Haferwende 2, D-28357 Bremen, Germany
>
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