[Openstack] SSH permissions (was: Re: Error during live migration)
Guilherme Russi
luisguilherme.cr at gmail.com
Wed Aug 21 13:29:39 UTC 2013
My nova version is 1:2013.1-0ubuntu2.1~cloud0. Do you need another
information?
Regards.
Guilherme.
2013/8/20 Razique Mahroua <razique.mahroua at gmail.com>
> Maybe a bug….
> can you give us the version u are using?
>
> *Razique Mahroua** - **Nuage & Co*
> razique.mahroua at gmail.com
> Tel : +33 9 72 37 94 15
>
>
> Le 20 août 2013 à 19:04, Guilherme Russi <luisguilherme.cr at gmail.com> a
> écrit :
>
> Hello again guys, thank you all for your support, well here is what I've
> done:
> root at hemera:/var/lib/nova# nova
> live-migration d7d84b8d-937f-4061-8e1b-865aa6b78dba tiresias
>
> And here is what come next:
> root at hemera:/var/lib/nova#
>
> I'm trying to run the command from my Controller Node, the VM is first
> created at the caos Compute Node and it must migrate to tiresias.
>
> Here is what the log is showing now:
>
> 2013-08-20 14:02:31.333 12667 AUDIT nova.compute.resource_tracker [-]
> Auditing locally available compute resources
> 2013-08-20 14:02:31.423 12667 ERROR nova.virt.libvirt.driver [-] Getting
> disk size of instance-00000084: [Errno 2] No such file or directory:
> '/var/lib/nova/instances/c9e1c5ed-a108-4196-bfbc-24495e2e71bd/disk'
> 2013-08-20 14:02:31.426 12667 ERROR nova.virt.libvirt.driver [-] Getting
> disk size of instance-00000077: [Errno 2] No such file or directory:
> '/var/lib/nova/instances/483f98e3-8ef5-43e2-8c3a-def55abdabcd/disk'
> 2013-08-20 14:02:31.428 12667 ERROR nova.virt.libvirt.driver [-] Getting
> disk size of instance-000000bd: [Errno 2] No such file or directory:
> '/var/lib/nova/instances/66abd40e-fb19-4cbe-a248-61d968fd84b7/disk'
> 2013-08-20 14:02:31.430 12667 ERROR nova.virt.libvirt.driver [-] Getting
> disk size of instance-0000007d: [Errno 2] No such file or directory:
> '/var/lib/nova/instances/72ec37a3-b209-4729-b628-005fdcea5a3c/disk'
> 2013-08-20 14:02:31.531 12667 AUDIT nova.compute.resource_tracker [-]
> Free ram (MB): 6842
> 2013-08-20 14:02:31.532 12667 AUDIT nova.compute.resource_tracker [-]
> Free disk (GB): 93
> 2013-08-20 14:02:31.532 12667 AUDIT nova.compute.resource_tracker [-]
> Free VCPUS: 3
> 2013-08-20 14:02:31.608 12667 INFO nova.compute.resource_tracker [-]
> Compute_service record updated for caos:caos
> 2013-08-20 14:03:50.911 12667 ERROR nova.virt.libvirt.driver [-]
> [instance: d7d84b8d-937f-4061-8e1b-865aa6b78dba] Live Migration failure:
> not all arguments converted during string formatting
>
>
> Regards.
>
> Guilherme.
>
>
>
> 2013/8/20 Joe Breu <joseph.breu at rackspace.com>
>
>> You need to use the hostname of the compute node, not the IP address for
>> migration. In your case this would be either caos or tiersias
>>
>>
>> On Aug 20, 2013, at 8:06 AM, Guilherme Russi wrote:
>>
>> Hello Razique, I'm trying to run this command: nova live-migration
>> f18b6d2b-f685-4476-a7c0-e735db5113cf 192.168.3.3
>>
>> Where f18b6d2b-f685-4476-a7c0-e735db5113cf is the ID from my new VM and
>> 192.168.3.3 is the destiny compute node.
>> I'm executing this command from my controller node and I have all IPs and
>> machine names at my /etc/hosts, but I'm getting this error:
>>
>> ERROR: Compute service of 192.168.3.3 is unavailable at this time.
>> (HTTP 400) (Request-ID: req-117a0eea-14e8-4db2-a3d0-cbb14e438f85)
>>
>> It's almost there (I guess), hope you all can help me :)
>>
>> And Julie, thank you for saying that, now I'm only trying to migrate
>> through the terminal.
>>
>> Regards.
>>
>> Guilherme.
>>
>>
>> 2013/8/20 Razique Mahroua <razique.mahroua at gmail.com>
>>
>>> It's getting weird really…
>>> now can you run a live migration from the command line?
>>>
>>> Le 20 août 2013 à 00:20, Guilherme Russi <luisguilherme.cr at gmail.com>
>>> a écrit :
>>>
>>> Yes:
>>>
>>> nova-manage service list
>>> Binary Host Zone
>>> Status State Updated_At
>>> nova-cert hemera internal
>>> enabled :-) 2013-08-19 22:20:14
>>> nova-scheduler hemera internal
>>> enabled :-) 2013-08-19 22:20:14
>>> nova-consoleauth hemera internal
>>> enabled :-) 2013-08-19 22:20:17
>>> nova-conductor hemera internal
>>> enabled :-) 2013-08-19 22:20:14
>>> nova-compute caos nova
>>> enabled :-) 2013-08-19 22:20:17
>>> nova-compute tiresias nova
>>> enabled :-) 2013-08-19 22:20:17
>>>
>>>
>>>
>>> 2013/8/19 Razique Mahroua <razique.mahroua at gmail.com>
>>>
>>>> Can you run nova-manage service list ?
>>>>
>>>> *Razique Mahroua** - **Nuage & Co*
>>>> razique.mahroua at gmail.com
>>>> Tel : +33 9 72 37 94 15
>>>>
>>>> <NUAGECO-LOGO-Fblan_petit.jpg>
>>>>
>>>> Le 19 août 2013 à 22:27, Guilherme Russi <luisguilherme.cr at gmail.com>
>>>> a écrit :
>>>>
>>>> Hello again Razique, I was trying to migrate through the terminal and
>>>> I'm getting this line from my controller node:
>>>>
>>>> nova live-migration f18b6d2b-f685-4476-a7c0-e735db5113cf 192.168.3.3
>>>> ERROR: Compute service of 192.168.3.3 is unavailable at this time.
>>>> (HTTP 400) (Request-ID: req-454960fb-6652-46ed-9080-6d23b384cbb3)
>>>>
>>>> Haven't found anything yet. Any ideas?
>>>>
>>>> Regards.
>>>>
>>>> Guilherme.
>>>>
>>>>
>>>> 2013/8/19 Guilherme Russi <luisguilherme.cr at gmail.com>
>>>>
>>>>> I'm migrating it through the dashboard with the admin user. Is it
>>>>> wrong?
>>>>>
>>>>> Thank you.
>>>>>
>>>>> Guilherme.
>>>>>
>>>>>
>>>>> 2013/8/19 Razique Mahroua <razique.mahroua at gmail.com>
>>>>>
>>>>>> quick question, how do you migrate the instance ? and does it belong
>>>>>> to the tenant?
>>>>>>
>>>>>>
>>>>>> Le 19 août 2013 à 15:36, Guilherme Russi <luisguilherme.cr at gmail.com>
>>>>>> a écrit :
>>>>>>
>>>>>> The VM looks to be there:
>>>>>>
>>>>>> du -h instances/
>>>>>> 4,0K instances/keys
>>>>>> 1,9G instances/_base
>>>>>> 0 instances/locks
>>>>>> 310M instances/edca1460-9c97-475e-997b-3266b235e797
>>>>>> 260M instances/0fe59b28-04a3-41bb-9926-b7d139a70548
>>>>>> 323M instances/aeda1c56-72ba-40a7-9857-01a622540505
>>>>>> 7,0M instances/f4af662d-ae55-4346-82cf-a997192706b5
>>>>>> 264M instances/483f98e3-8ef5-43e2-8c3a-def55abdabcd
>>>>>> 268M instances/eeb81e32-32ce-49fa-8249-afc572f26233
>>>>>> 268M instances/c0224f0d-d7e8-4621-8c1a-af68740a3267
>>>>>> 188M instances/72ec37a3-b209-4729-b628-005fdcea5a3c
>>>>>> 12M instances/2c7c123b-456a-4c70-a991-80efee541324
>>>>>> 11M instances/c9e1c5ed-a108-4196-bfbc-24495e2e71bd
>>>>>> 6,5M instances/96d8f2de-a72d-40b5-b083-1f5e511f91ce
>>>>>> 531M instances/1b35a4a6-e158-48d3-a804-44b05ec171d0
>>>>>> 529M instances/1a2b6146-6ef0-4d76-a603-e4715b4dfb62
>>>>>> 514M instances/f6cb9f81-9281-419f-9e20-adaa6a07cea3
>>>>>> 2,7G instances/75e479cf-37a4-4511-b2a5-d4f3027702d4_resize
>>>>>> 2,4G instances/75e479cf-37a4-4511-b2a5-d4f3027702d4
>>>>>> 11G instances/
>>>>>>
>>>>>>
>>>>>> It's still running, no Error messagem from dashboard (it is showing
>>>>>> Status: Resize/Migrate - Task: Resizing or Migrating - Power State:
>>>>>> Running). The logs are not showing that permission error anymore.
>>>>>> Should I wait to see if it will migrate or returns another error status?
>>>>>> One thing is true, the machine is really slow now :P
>>>>>>
>>>>>> Regards.
>>>>>>
>>>>>> Guilherme.
>>>>>>
>>>>>>
>>>>>> 2013/8/19 Razique Mahroua <razique.mahroua at gmail.com>
>>>>>>
>>>>>>> Looks like the file doesn't exist.
>>>>>>> Can you spawn a new instance and try to migrate it again?
>>>>>>> thanks
>>>>>>>
>>>>>>> *Razique Mahroua** - **Nuage & Co*
>>>>>>> razique.mahroua at gmail.com
>>>>>>> Tel : +33 9 72 37 94 15
>>>>>>>
>>>>>>> <NUAGECO-LOGO-Fblan_petit.jpg>
>>>>>>>
>>>>>>> Le 19 août 2013 à 13:41, Guilherme Russi <
>>>>>>> luisguilherme.cr at gmail.com> a écrit :
>>>>>>>
>>>>>>> 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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>>>>>>>
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>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>
>>>>
>>>
>>>
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