[ovirt-users] ovirt 4.2.1 pre hosted engine deploy failure

[Simone Tiraboschi]

On Fri, Mar 9, 2018 at 9:16 AM, Michael Seidel <
michael.seidel at helmholtz-muenchen.de> wrote:

> Hi,
>
> I found the messages at
> http://lists.ovirt.org/pipermail/users/2018-January/086631.html in your
> archive and am running into a similar/identical issue when trying to
> install a hosted engine:
>
> After providing all of the information, the installer does create some
> files on the nfs share (plantfiler02:/storage/vmx/ovirt) but eventually
> dies with:
>
> [ INFO  ] TASK [Copy configuration files to the right location on host]
> [ INFO  ] TASK [Copy configuration archive to storage]
> [ ERROR ]  [WARNING]: Failure using method (v2_runner_on_failed) in
> callback plugin
> [ ERROR ] (<ansible.plugins.callback.1_otopi_json.CallbackModule object
> at 0x25c86d0>):
> [ ERROR ] 'ascii' codec can't encode character u'\u2018' in position
> 489: ordinal not in
> [ ERROR ] range(128)
> [ ERROR ] Failed to execute stage 'Closing up': Failed executing
> ansible-playbook
> [ INFO  ] Stage: Clean up
>
> The relevant part in the logfile I believe is the following:
>
> 2018-03-09 09:05:05,762+0100 DEBUG
> otopi.ovirt_hosted_engine_setup.ansible_utils
> ansible_utils._process_output:94 {u'_ansible_parsed': True,
> u'stderr_lines': [u'dd: failed to open
> \u2018/rhev/data-center/mnt/plantfiler02:_storage_vmx_
> ovirt/017fcf64-45c8-4289-87f7-c1195f7ec584/images/f36c079b-
> ba17-4c14-96a2-2b2beea7d989/56cd3448-4ecf-490e-99cc-ace36b977a9a\u2019:
> Permission denied'], u'cmd': [u'dd', u'bs=20480', u'count=1',
> u'oflag=direct',
> u'if=/var/tmp/localvmf0uaFh/56cd3448-4ecf-490e-99cc-ace36b977a9a',
> u'of=/rhev/data-center/mnt/plantfiler02:_storage_vmx_
> ovirt/017fcf64-45c8-4289-87f7-c1195f7ec584/images/f36c079b-
> ba17-4c14-96a2-2b2beea7d989/56cd3448-4ecf-490e-99cc-ace36b977a9a'],
> u'end': u'2018-03-09 09:05:05.565013', u'_ansible_no_log': False,
> u'stdout': u'', u'changed': True, u'start': u'2018-03-09
> 09:05:05.557703', u'delta': u'0:00:00.007310', u'stderr': u'dd: failed
> to open
> \u2018/rhev/data-center/mnt/plantfiler02:_storage_vmx_
> ovirt/017fcf64-45c8-4289-87f7-c1195f7ec584/images/f36c079b-
> ba17-4c14-96a2-2b2beea7d989/56cd3448-4ecf-490e-99cc-ace36b977a9a\u2019:
> Permission denied', u'rc': 1, u'invocation': {u'module_args': {u'warn':
> True, u'executable': None, u'_uses_shell': False, u'_raw_params': u'dd
> bs=20480 count=1 oflag=direct
> if="/var/tmp/localvmf0uaFh/56cd3448-4ecf-490e-99cc-ace36b977a9a"
> of="/rhev/data-center/mnt/plantfiler02:_storage_vmx_
> ovirt/017fcf64-45c8-4289-87f7-c1195f7ec584/images/f36c079b-
> ba17-4c14-96a2-2b2beea7d989/56cd3448-4ecf-490e-99cc-ace36b977a9a"',
> u'removes': None, u'creates': None, u'chdir': None, u'stdin': None}},
> u'stdout_lines': [], u'ms
>
>
> I did create vdsm user and kvm user and group on the NFS server and I
> succesfully ran the nfs-check.py script from the host where ovirt should
> be installed:
>
> # python nfs-check.py plantfiler02:/storage/vmx/ovirt/
> Current hostname: hyena.******.de - IP addr 10.216.60.21
> Trying to /bin/mount -t nfs plantfiler02:/storage/vmx/ovirt/...
> Executing NFS tests..
> Removing vdsmTest file..
> Status of tests [OK]
> Disconnecting from NFS Server..
> Done!
>
>
> The target directory has following permissions:
>
> drwxr-xr-x 3 vdsm      kvm  86 Mar  9 09:12 ovirt
>
>
> I am aware of the issue
> https://bugzilla.redhat.com/show_bug.cgi?id=1533500 but the underlying
> problem seems to be the error message issued by dd (as has been
> mentioned the earlier posts).
>

It's will be solved in the next build but it's not the root cause of your
issue but just a consequence.


>
>
> Am I missing the obvious somewhere regarding permissions? Is there a
> known solution/workaround to this?
>

Can you please check the permissions and the ownership of the files created
at storage domain creation time?


>
> Best,
> - Michael
> Helmholtz Zentrum Muenchen
> Deutsches Forschungszentrum fuer Gesundheit und Umwelt (GmbH)
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>
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