----- Original Message ----- > From: "Pasquale Porreca" <[email protected]> > To: [email protected] > > Well, one of the main reason to choose an open source product is to > avoid vendor lock-in. I think it is not > > advisable to embed in the software running in an instance a call to > OpenStack specific services.
Possibly a stupid question, but even if PXE boot was supported would the SC not still have to trigger the creation of the PL instance(s) via a call to Nova anyway (albeit with boot media coming from PXE instead of Glance)? -Steve > On 12/10/14 00:20, Joe Gordon wrote: > On Wed, Dec 3, 2014 at 1:16 AM, Pasquale Porreca < > [email protected] > wrote: > > > The use case we were thinking about is a Network Function (e.g. IMS > Nodes) implementation in which the high availability is based on > OpenSAF. In this scenario there is an Active/Standby cluster of 2 > System Controllers (SC) plus several Payloads (PL) that boot from > network, controlled by the SC. The logic of which service to deploy > on each payload is inside the SC. > > In OpenStack both SCs and PLs will be instances running in the cloud, > anyway the PLs should still boot from network under the control of > the SC. In fact to use Glance to store the image for the PLs and > keep the control of the PLs in the SC, the SC should trigger the > boot of the PLs with requests to Nova/Glance, but an application > running inside an instance should not directly interact with a cloud > infrastructure service like Glance or Nova. > > Why not? This is a fairly common practice. > -- > Pasquale Porreca > > DEK Technologies > Via dei Castelli Romani, 22 > 00040 Pomezia (Roma) > > Mobile +39 3394823805 > Skype paskporr > _______________________________________________ > OpenStack-dev mailing list > [email protected] > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > -- Steve Gordon, RHCE Sr. Technical Product Manager, Red Hat Enterprise Linux OpenStack Platform _______________________________________________ OpenStack-dev mailing list [email protected] http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
