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[Magnum][kolla-ansible][kayobe] Information gathering for 2 blocking issues


Hi Tony,

Could you please let me know  your flavor details? I would like to test
it in my devstack environment (based on LVM). Thanks.


On 14/09/20 8:27 pm, Tony Pearce wrote:
> Hi feilong, hope you are keeping well. Thank you for the info!  
>
> For issue 1. Maybe this should be with the kayobe/kolla-ansible team.
> Thanks for the insight :) 
>
> For the 2nd one, I was able to run the HOT template in your link.
> There's no issues at all running that multiple times concurrently
> while using the 0MB disk flavour. I tried four times with the last
> three executing one after the other so that they ran parallelly.  All
> were successful and completed and did not complain about the 0MB disk
> issue. 
>
> Does this conclude that the error and create-failed issue relates to
> Magnum or could you suggest other steps to test on my side? 
>
> Best regards,
>
> Tony Pearce
>
>
>
>
> On Thu, 10 Sep 2020 at 16:01, feilong <feilong at catalyst.net.nz
> <mailto:feilong at catalyst.net.nz>> wrote:
>
>     Hi Tony,
>
>     Sorry for the late response for your thread.
>
>     For you HTTPS issue, we (Catalyst Cloud) are using Magnum with
>     HTTPS and it works.
>
>     For the 2nd issue, I think we were misunderstanding the nodes disk
>     capacity. I was assuming you're talking about the k8s nodes, but
>     seems you're talking about the physical compute host. I still
>     don't think it's a Magnum issue because a k8s master/worker nodes
>     are just normal Nova instances and managed by Heat. So I would
>     suggest you use a simple HOT to test it, you can use this
>     https://gist.github.com/openstacker/26e31c9715d52cc502397b65d3cebab6
>
>     Most of the cloud providers or organizations who have adopted
>     Magnum are using Ceph as far as I know, just FYI.
>
>
>     On 10/09/20 4:35 pm, Tony Pearce wrote:
>>     Hi all, hope you are all keeping safe and well. I am looking for
>>     information on the following two issues that I have which
>>     surrounds Magnum project:
>>
>>     1. Magnum does not support Openstack API with HTTPS
>>     2. Magnum forces compute nodes to consume disk capacity for
>>     instance data
>>
>>     My environment: Openstack Train deployed using Kayobe
>>     (Kolla-ansible). 
>>
>>     With regards to the HTTPS issue, Magnum stops working after
>>     enabling HTTPS because the certificate / CA certificate is not
>>     trusted by Magnum. The certificate which I am using is one that
>>     was purchased from GoDaddy and is trusted in web browsers (and is
>>     valid), just not trusted by the Magnum component. 
>>
>>     Regarding compute node disk consumption issue - I'm at a loss
>>     with regards to this and so I'm looking for more information
>>     about why this is being done and is there any way that I could
>>     avoid it?  I have storage provided by a Cinder integration and so
>>     the consumption of compute node disk for instance data I need to
>>     avoid. 
>>
>>     Any information the community could provide to me with regards to
>>     the above would be much appreciated. I would very much like to
>>     use the Magnum project in this deployment for Kubernetes
>>     deployment within projects. 
>>
>>     Thanks in advance, 
>>
>>     Regards,
>>
>>     Tony
>
>     -- 
>     Cheers & Best regards,
>     Feilong Wang (ç??é£?é¾?)
>     ------------------------------------------------------
>     Senior Cloud Software Engineer
>     Tel: +64-48032246
>     Email: flwang at catalyst.net.nz <mailto:flwang at catalyst.net.nz>
>     Catalyst IT Limited
>     Level 6, Catalyst House, 150 Willis Street, Wellington
>     ------------------------------------------------------ 
>
-- 
Cheers & Best regards,
Feilong Wang (ç??é£?é¾?)
------------------------------------------------------
Senior Cloud Software Engineer
Tel: +64-48032246
Email: flwang at catalyst.net.nz
Catalyst IT Limited
Level 6, Catalyst House, 150 Willis Street, Wellington
------------------------------------------------------ 

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