[ovirt-users] self-hosted-engine Failed to establish session with host

[Simone Tiraboschi]

On Tue, Aug 4, 2015 at 3:39 PM, Neil <nwilson123 at gmail.com> wrote:
> Sorry to be replying to my own post, but I'm not sure if by adding the Host
> manually that I've perhaps messed up something now?

hosted-engine-setup was indeed doing something more on the HA side.
I suggest to clean-up and try again, manually configuring it will
requires more time.

> How do I go about adding my default NFS storage domain because no storage
> domain exists currently despite my hosted_engine being a VM already running
> on my default domain? In fact when I look at my hosted_engine and go to
> disks it shows there is no disk at all.

It's attended: on oVirt 3.5 the hosted-engine storage domain (and also
the engine VM by the way) are not directly managed by the engine.
You have to add an additional Storage Domain for other VMs.

> Thanks!
>
> Regards.
>
> Neil Wilson.
>
>
>
> On Tue, Aug 4, 2015 at 3:27 PM, Neil <nwilson123 at gmail.com> wrote:
>>
>> Hi guys,
>>
>> I've gone through the oVirt admin front end as a test and I see I've been
>> able to add the host to the Default datacenter manually. Not sure if perhaps
>> this worked manually because it used root and I specified the password
>> perhaps instead?
>>
>> Would be interesting to find out why this failed the automatic addition
>> though.
>>
>> Thank you!
>>
>> Regards.
>>
>> Neil Wilson.
>>
>>
>>
>>
>> On Tue, Aug 4, 2015 at 3:24 PM, Neil <nwilson123 at gmail.com> wrote:
>>>
>>> Hi guys,
>>>
>>> I initially installed an AllinOne oVirt installation, but realised half
>>> way through that I actually need a self-hosted-engine instead, so I did an
>>> engine-cleanup and removed the database etc then ran...
>>>
>>> yum install ovirt-hosted-engine-setup
>>> hosted-engine --deploy
>>>
>>> I installed Centos 6.4 minimal on the VM then did a full yum update to
>>> 6.6 and restarted as well as disabled selinux.
>>>
>>> Everything went through perfectly and my engine is up and running,
>>> however my installation suddenly terminated when trying to add the host to
>>> the Default datacenter as follows....
>>>
>>> [ INFO  ] Engine replied: DB Up!Welcome to Health Status!
>>>           Enter the name of the cluster to which you want to add the host
>>> (Default) [Default]:
>>> [ ERROR ] Cannot automatically add the host to cluster Default: Cannot
>>> add Host. Connecting to host via SSH has failed, verify that the host is
>>> reachable (IP address, routable address etc.) You may refer to the
>>> engine.log file for further details.
>>> [ ERROR ] Failed to execute stage 'Closing up': Cannot add the host to
>>> cluster Default
>>> [ INFO  ] Stage: Clean up
>>> [ INFO  ] Generating answer file
>>> '/var/lib/ovirt-hosted-engine-setup/answers/answers-20150804143614.conf'
>>> [ INFO  ] Stage: Pre-termination
>>> [ INFO  ] Stage: Termination
>>>
>>> I've attached my engine.log and my answer file. I have confirmed that
>>> both systems are able to reach each other, so I'm not sure if it's perhaps
>>> some kind of DNS related issue perhaps? Note that I'm only using host file
>>> resolution and not internal DNS names.
>>>
>>> Please could someone take a look and see if you are able to pick up
>>> anything obvious please.
>>>
>>> Thank you!
>>>
>>> Regards.
>>>
>>> Neil Wilson.
>>>
>>>
>>
>
>
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