Merge "Add Agilio OVS VIF and virtio-forwarder VNIC type"

api-ref/source/v2/parameters.yaml

@@ -1001,7 +1001,7 @@ binding:vnic_type:
     The type of vNIC which this port should be attached to. This is used to
     determine which mechanism driver(s) to be used to bind the port.
     The valid values are ``normal``, ``macvtap``, ``direct``, ``baremetal``,
-    and ``direct-physical``.
+    ``direct-physical`` and ``virtio-forwarder``.
     What type of vNIC is actually available depends on deployments.
   in: body
   required: true
@@ -1011,7 +1011,7 @@ binding:vnic_type-request:
     The type of vNIC which this port should be attached to. This is used to
     determine which mechanism driver(s) to be used to bind the port.
     The valid values are ``normal``, ``macvtap``, ``direct``, ``baremetal``,
-    and ``direct-physical``.
+    ``direct-physical`` and ``virtio-forwarder``.
     What type of vNIC is actually available depends on deployments.
     The default is ``normal``.
   in: body

neutron_lib/api/definitions/portbindings.py

@@ -98,6 +98,11 @@ VIF_TYPE_TAP = 'tap'
 #                   which is defined further below. E.g. Macvtap agent uses
 #                   vnic_type 'normal'.
 VIF_TYPE_MACVTAP = 'macvtap'
+# vif_type_agilio_ovs: Tells Nova that the Agilio OVS vif_driver should be
+#                      used to create a vif. In addition to the normal OVS
+#                      vif types exposed, VNIC_DIRECT and
+#                      VNIC_VIRTIO_FORWARDER are supported.
+VIF_TYPE_AGILIO_OVS = 'agilio_ovs'
 # SR-IOV VIF types
 VIF_TYPE_HW_VEB = 'hw_veb'
 VIF_TYPE_HOSTDEV_PHY = 'hostdev_physical'
@@ -110,8 +115,10 @@ VNIC_DIRECT = 'direct'
 VNIC_MACVTAP = 'macvtap'
 VNIC_BAREMETAL = 'baremetal'
 VNIC_DIRECT_PHYSICAL = 'direct-physical'
+VNIC_VIRTIO_FORWARDER = 'virtio-forwarder'
+
 VNIC_TYPES = [VNIC_NORMAL, VNIC_DIRECT, VNIC_MACVTAP, VNIC_BAREMETAL,
-              VNIC_DIRECT_PHYSICAL]
+              VNIC_DIRECT_PHYSICAL, VNIC_VIRTIO_FORWARDER]
 
 
 # The alias of the extension.

releasenotes/notes/add-vif-type-agilio-ovs-6bee5b2557aca10e.yaml

@@ -0,0 +1,5 @@
+---
+features:
+  - A VIF type for Agilio OVS (``VIF_TYPE_AGILIO_OVS``) has been added to
+    portbindings. This links the external Neutron plugin to the external
+    OS-VIF plugin in Nova.

releasenotes/notes/add-vnic-virtio-forwarder-portbinding-f7f87dfbef456ed1.yaml

@@ -0,0 +1,7 @@
+---
+features:
+  - The ``VNIC_VIRTIO_FORWARDER`` VNIC type has been added to portbindings.
+    This VNIC type is intended to request a low-latency virtio port inside the
+    instance, likely backed by hardware acceleration. Currently the Agilio OVS
+    external plugin provides support for this, with support from other vendors
+    following soon.