On Sun, Mar 30, 2014 at 10:49 PM, Vui Chiap Lam <vuich...@vmware.com> wrote:
> Work has begun to convert a bunch of nested functions in > VMwareVMOps::spawn() > to improve its {read,test,review}-ability. > (See https://blueprints.launchpad.net/nova/+spec/vmware-spawn-refactor) > Much of it has already been hashed out in irc, so not much to add here. > > But this work in very unlikely to address the other main issue with the > method, > which is that it will continue to contain a large block of hard-to-follow > code > with a high level of branches unless something is done about it. > > Presented here is a proposal to address the above-mentioned issue: > https://etherpad.openstack.org/p/vmware-spawn-refactor-design > > The TL;DR version: > > Through analyzing the current code as well several proposed functional > changes > that would affect it, it was found that the areas of variability in the > method > centers mostly around how the image is obtained, processed, and eventually > employed by a newly created instance. So, the proposal is to refactor the > method by building some structure around those three areas of > responsibilities. > > The result should hopefully lead to shorter, more decoupled code, as well > as > facilitate future additions to those areas in a more isolated fashion. > > A draft implementation of the proposal is at: > https://review.openstack.org/#/c/82958/ > > I am interested to hear opinions on whether this is a reasonable approach > to > take, as well as other suggestions/comments related to this topic. > In Juno we are trying a new way to manage blueprints, please see https://wiki.openstack.org/wiki/Blueprints#Creation on how to propose your blueprint. We are now using gerrit and http://git.openstack.org/cgit/openstack/nova-specs/tree/ to do review the details of the blueprints. > Cheers, > Vui > > > > _______________________________________________ > OpenStack-dev mailing list > OpenStack-dev@lists.openstack.org > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > >
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