[openstack-dev] [neutron][ha][agents] host= parameter

Miguel Angel Ajo Pelayo mangelajo at redhat.com
Thu Jan 30 07:48:50 UTC 2014

Hi, any feedback on this?

   If there is not, and it does seem right, I will go on adding the
documentation of this parameter to the agent config files.

Best Regards,
Miguel Ángel.

----- Original Message -----
> From: "Miguel Angel Ajo Pelayo" <mangelajo at redhat.com>
> To: "OpenStack Development Mailing List (not for usage questions)" <openstack-dev at lists.openstack.org>
> Cc: "Fabio M. Di Nitto" <fdinitto at redhat.com>
> Sent: Friday, January 24, 2014 8:09:21 AM
> Subject: [openstack-dev] [neutron][ha][agents] host= parameter
> Hi!,
>     I want to ask, specifically, about the intended purpose of the
> host=... parameter in the neutron-agents (undocumented AFAIK).
>     I haven't found any documentation about it. As far as I discovered,
> it's being used to provide Active/Passive replication of agents, as
> you can manage agent's on different hosts to register with the same ID to
> neutron
> (of course, *never* at the same time).
> For example, if an L3 router host dies somewhere, you can start it's passive
> using the same host=.... id in the agent .ini file, and it will setup
> the exact same virtual routers and connectivity.
>     My main concern, is, as it doesn't seem to be documented, is it really
> purposed for this?,
>     In that case, I suppose it would be good if I spend a few minutes to
>     document
> the agent example config files.
>     Thanks in advance for any feedback,
> Cheers,
>     Miguel Ángel Ajo
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