VMware: support for vif hotplug

VMware: support for vif hotplug

https://blueprints.launchpad.net/nova/+spec/vmware-hot-plug

Support for hotpluging virtual network cards into instances.

Problem description

Support for hotpluging virtual network cards into instances has already been implemented in the libvirt driver: https://blueprints.launchpad.net/nova/+spec/network-adapter-hotplug

The plan is to add the same support into the VMware driver.

Proposed change

Implement the methods attach_interface and detach_interface in the VMware driver.

Alternatives

None

Data model impact

None

REST API impact

None

Security impact

None

Notifications impact

None

Other end user impact

A user will now be able to add or remove interfaces from an instance that is run by the VMware driver. The new nic will be added ore removed when the action takes place and does not require rebooting the guest.

Performance Impact

None

Other deployer impact

Feature parity.

Developer impact

None

Implementation

Assignee(s)

Primary assignee:

Gary Kotton<gkotton@vmware.com>

Work Items

Code was posted in Icehouse - https://review.openstack.org/#/c/59365/

Dependencies

Common VIF parameters were added - https://review.openstack.org/#/c/72292/

Testing

Unit tests and 3rd party testing. Note that the feature is only supported with Neutron at the moment.

Documentation Impact

Remove limitation that this is only supported with libvirt.

References

None

Creative Commons Attribution 3.0 License

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nova-specs