[Fiware-lab-federation-nodes] Ficore : SophiaAntipolis Node - Upgrade

Badia Philippe philippe.badia at com4innov.com
Tue Apr 26 10:43:40 CEST 2016


Sean,

Thanks a lot for the offer and your feedback.
We need to set up such chat with TAS Engineers: Sebastien and Lhabibe 
that you just discussed with, let us synchronise betwwen us and we'll 
come back to you.

Best regards
Philippe


Le 26/04/2016 à 10:37, Sean Murphy a écrit :
> We can add you to a skype chat if you want to discuss some of these 
> points...just let us know your skype id...
>
> BR,
> Seán.
>
>
> On Fri, Apr 22, 2016 at 6:36 PM, Badia Philippe 
> <philippe.badia at com4innov.com <mailto:philippe.badia at com4innov.com>> 
> wrote:
>
>     Hi Alvaro, Sean,
>
>     Thanks for the answer and the sharing.
>
>     So we understand that the upgraded will be seen as a new Fiware node.
>
>     2 comments here:
>
>     *#1* As the HW infrastructure will upgraded ( HDD/RAM) and merged
>     with the new Ficore, we'll need at one moment to shut down the
>     Xifi node before having the new node operational. Of course we
>     will communicate on that with our users and we'll do our best to
>     minimise this downtime time.
>
>     *#2* As stated by Sean, if our understanding is correct, we are
>     able to migrate the data of the existing VMs but how can we allow 
>     the users to retrieve their VM on their cloud portal account 
>     account as the tenant will change ?
>     As it involves the Federation Keystone,  do you have a guideline
>     or feedback from previous upgrade that could help us ?
>
>     Best regards,
>     Philippe
>
>
>     ---------------------------------------------------------------------------------------------------------------------------------------------------------
>
>     Hi Philippe,
>
>     I think the best option is the first one. In fact that is more or
>     less the procedure established but FIWARE Lab handbooks. Only few
>     notes:
>
>     - Node name: you have to use SophiaAntipolis2 for the new node
>     - Users: you have to use the same admin and services users for the
>     new node
>     - New node will be hidden in the cloud portal during federation tests
>     - Old node will be accesible in the cloud portal till the new one
>     is ready
>
>     Anyway, Fernando (cc’ed) could tell you detailed information about
>     the precess.
>
>     BR
>     --
>     Álvaro
>
>
>     Le 21/04/2016 à 15:10, Sean Murphy a écrit :
>>     Hi Philippe, all,
>>
>>     In the spirit of sharing...
>>
>>         - Deploy Openstack Kilo on the New servers
>>         - Check Openstack services
>>         - Request new service endpoints with Federation keystone (
>>         Nova, Cinder, Neutron, Glance, Ceilometer)
>>           Node name : Can we keep the same  : SophiaAntipolis ?
>>           Admin user : Can we keep the same admin-c4 ?
>>         - Check connection with the Federation
>>         - Snapshots existing VMs
>>         - Stop the Xifi node and migrate the servers to the new node
>>         - Migrate VMs for the Xifi infrastructure to the new node
>>
>>
>>     There are a couple of non trivial points here (which we have not
>>     solved yet)...
>>     - we don't think it is possible as admin to create a vm for a
>>     tenant based on a snapshot
>>     - importing a snapshot is possible under the admin user and it
>>     can be shared with a non-admin user
>>     - importing a volume for a specific tenant does not seem to be
>>     directly possible right now.
>>
>>     The solutions unfortunately seem to involve tampering with
>>     databases which is super ugly and
>>     error prone...
>>
>>     If anyone has any other thoughts on this, it would be much
>>     appreciated.
>>
>>     BR,
>>     Seán.
>>
>>           How to handle the user impact on the cloud portal depending
>>         on the changes above ?
>>         - Ficore node fully operational
>>
>>
>>         *_Solution 2
>>         _*
>>         We"ll keep the same service end point parameters for the
>>         upgraded node.
>>         The users might be more impacted with this solution as the
>>         shutdown of the Xifi node will be done at the beginning of
>>         the plan.
>>
>>         - Deploy Openstack Kilo on the 5 New servers
>>         - Snapshot of existing VMs
>>         - Stop the Xifi node and migrate the servers to the new node
>>         - Check Openstack services
>>         - Use the existing service endpoints with Federation keystone
>>         ( Nova, Cinder, Neutron, Glance, Ceilometer)
>>           Node name remains unchanged : SophiaAntipolis
>>           Admin user remains unchanged admin-c4
>>         - Check connection with the Federation
>>         - Migrate VMs for the Xifi infrastructure to the new node.
>>         How to handle the existing VMs re-creation on the new nodes ?
>>         - Ficore node fully operational
>>
>>
>>         Let us know your thoughts and what would be your preferred
>>         solution.
>>
>>         Best regards,
>>         Philippe
>>         -- 
>>         /Tel : +33 (0)4 89 86 69 37
>>         <tel:%2B33%20%280%294%2089%2086%2069%2037>//
>>         //Mob: +33 (0)6 16 31 63 04
>>         <tel:%2B33%20%280%296%2016%2031%2063%2004>/
>>         *www.com4innov.com <http://www.com4innov.com>*
>>
>>
>>
>>
>>
>>     _______________________________________________
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>
>
>     -- 
>     /Tel : +33 (0)4 89 86 69 37 <tel:%2B33%20%280%294%2089%2086%2069%2037>
>     Mob: +33 (0)6 16 31 63 04 <tel:%2B33%20%280%296%2016%2031%2063%2004>/
>     *www.com4innov.com <http://www.com4innov.com>*
>
>


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Mob: +33 (0)6 16 31 63 04/
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