Hello Martin,

Thank you for your reply.

Sorry for not saying that, but using root password was not working for me,
so I used SSH public key as an alternative way.

I have created bug ID '1529851', but please let me know if you need me tho
check any other steps from my side.
https://bugzilla.redhat.com/show_bug.cgi?id=1529851

Best regards,
Ab

On Sat, Dec 30, 2017 at 10:45 AM, Martin Perina <mper...@redhat.com> wrote:

>
>
> On Fri, Dec 29, 2017 at 3:05 PM, Abdurrahman A. Ibrahim <
> a.rahman.at...@gmail.com> wrote:
>
>> Hi all,
>>
>> - Here is a simple architecture for my demo deployment using KVM VMs:
>> 1) rhevm1.ab.lab -> oVirt Engine (CentOS 7.4 x86_64)
>> 2) rhevh1.ab.lab -> oVirt Enterprise Linux Host (CentOS 7.4 x86_64)
>> 3) rhevh2.ab.lab ->  oVirt Enterprise Linux Host (CentOS 7.4 x86_64)
>>
>> - How to reproduce issue:
>> 1) I installed 'ovirt-engine' successfully.
>>
>> 2) I tried to add 'rhevh1.ab.lab' from 'rhevm1.ab.lab' using SSH public
>> key.
>>
>
> ​Hi,
>
> could you please try to connect using root password instead of SSH public
> key? If root password option works, could you please create a bug for this
> issue?
>
> Thanks
>
> Martin
> ​
>
>>
>>     Everything was OK until I had the following error message:
>>     "Host rhevh1 installation failed. Failed to execute Ansible
>> host-deploy role. Please check logs for more details:
>> /var/log/ovirt-engine/host-deploy/ovirt-host-deploy-ansible-
>> 20171229144439-rhevh1.ab.lab-13b2b5c4.log."
>>
>>     Checking log file showed the following:
>>     [root@rhevm1 tmp]# cat /var/log/ovirt-engine/host-dep
>> loy/ovirt-host-deploy-ansible-20171229144439-rhevh1.ab.lab-13b2b5c4.log
>>     2017-12-29 14:44:40,320 p=9666 u=ovirt |  [DEPRECATION WARNING]: The
>> use of 'include' for tasks has been deprecated. Use
>>     ' import_tasks' for static inclusions or 'include_tasks' for dynamic
>> inclusions.
>>     This feature will be removed in a future release. Deprecation
>> warnings can be
>>     disabled by setting deprecation_warnings=False in ansible.cfg.
>>     2017-12-29 14:44:40,321 p=9666 u=ovirt |  [DEPRECATION WARNING]:
>> include is kept for backwards compatibility but usage is
>>     discouraged. The module documentation details page may explain more
>> about this
>>     rationale.. This feature will be removed in a future release.
>> Deprecation
>>     warnings can be disabled by setting deprecation_warnings=False in
>> ansible.cfg.
>>     2017-12-29 14:44:40,458 p=9666 u=ovirt |  PLAY [all]
>> *********************************************************************
>>     2017-12-29 14:44:40,469 p=9666 u=ovirt |  TASK [Gathering Facts]
>> *********************************************************
>>     2017-12-29 14:44:40,801 p=9666 u=ovirt |  fatal: [rhevh1.ab.lab]:
>> UNREACHABLE! => {"changed": false, "msg": "Failed to connect to the host
>> via ssh: ssh_exchange_identification: Connection closed by remote
>> host\r\n", "unreachable": true}
>>     2017-12-29 14:44:40,802 p=9666 u=ovirt |  PLAY RECAP
>> *********************************************************************
>>     2017-12-29 14:44:40,802 p=9666 u=ovirt |  rhevh1.ab.lab
>> : ok=0    changed=0    unreachable=1    failed=0
>>
>> 3) I tried to simulate Ansilbe role work by using simple ansible module
>> using 'root' user:
>>    [root@rhevm1 tmp]# ansible -m ping rhevhs -i /tmp/tmphosts
>>    The authenticity of host '192.168.150.21 (<no hostip for proxy
>> command>)' can't be established.
>>    ECDSA key fingerprint is SHA256:fPem/Gn67v6tEbQpX/NJix/
>> Ff7gPJsQ9Hz9SSBBc5ts.
>>   ECDSA key fingerprint is MD5:12:ca:c7:84:93:50:3f:33:b5
>> :39:e2:20:2d:13:17:43.
>>   Are you sure you want to continue connecting (yes/no)? yes
>>   192.168.150.21 | SUCCESS => {
>>       "changed": false,
>>       "ping": "pong"
>>   }
>>
>>
>> 4) It seems that above ansible role is not able to deal with SSH
>> fingerprint for the first time even if I was able to collect
>> 'rhevh1.ab.lab' fingerprint during adding host procedures.
>>
>> 5) I have tried to disable this feature in ansible.cfg file:
>> [root@rhevm1 tmp]# grep host_key_checking /etc/ansible/ansible.cfg
>> host_key_checking = False
>>
>> 6) Again the same results:
>> [root@rhevm1 tmp]# cat /var/log/ovirt-engine/host-dep
>> loy/ovirt-host-deploy-ansible-20171229145907-rhevh1.ab.lab-3e8bace0.log
>> 2017-12-29 14:59:08,005 p=10135 u=ovirt |  [DEPRECATION WARNING]: The use
>> of 'include' for tasks has been deprecated. Use
>> 'import_tasks' for static inclusions or 'include_tasks' for dynamic
>> inclusions.
>>  This feature will be removed in a future release. Deprecation warnings
>> can be
>> disabled by setting deprecation_warnings=False in ansible.cfg.
>> 2017-12-29 14:59:08,006 p=10135 u=ovirt |  [DEPRECATION WARNING]: include
>> is kept for backwards compatibility but usage is
>>  discouraged. The module documentation details page may explain more
>> about this
>>  rationale.. This feature will be removed in a future release.
>> Deprecation
>> warnings can be disabled by setting deprecation_warnings=False in
>> ansible.cfg.
>> 2017-12-29 14:59:08,139 p=10135 u=ovirt |  PLAY [all]
>> *********************************************************************
>> 2017-12-29 14:59:08,151 p=10135 u=ovirt |  TASK [Gathering Facts]
>> *********************************************************
>> 2017-12-29 14:59:08,477 p=10135 u=ovirt |  fatal: [rhevh1.ab.lab]:
>> UNREACHABLE! => {"changed": false, "msg": "Failed to connect to the host
>> via ssh: ssh_exchange_identification: Connection closed by remote
>> host\r\n", "unreachable": true}
>> 2017-12-29 14:59:08,478 p=10135 u=ovirt |  PLAY RECAP
>> *********************************************************************
>> 2017-12-29 14:59:08,478 p=10135 u=ovirt |  rhevh1.ab.lab              :
>> ok=0    changed=0    unreachable=1    failed=0
>>
>>
>> - Questions:
>> 1) How could I resolve this issue?
>> 2) Is this behaviors considered as a bug to be reported?
>>
>> Thanks,
>> Ab
>> --
>>
>> _______________________________________________
>> Users mailing list
>> Users@ovirt.org
>> http://lists.ovirt.org/mailman/listinfo/users
>>
>>
>
>
> --
> Martin Perina
> Associate Manager, Software Engineering
> Red Hat Czech s.r.o.
>



-- 
Abdurrahman A. Mohamed
+420-773-232-165
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