add host to vif.py set_config_* functions

- This change extends the function signture
  of the vif.py set_config_* functions to
  optionally accepth the host object.
- This is required to support host specifc
  features that depend on the vif type chosen
  e.g. vhost-user and multiqueue

Change-Id: I9b116f64864863ade32a99fcda9051b60ff7fbde

diff --git a/nova/virt/libvirt/vif.py b/nova/virt/libvirt/vif.py
index 059d212a57358e494d6c34330bab91745d1edcb4..3422a8ecd77f94408e941d109904a6890bc00791 100644 (file)
--- a/nova/virt/libvirt/vif.py
+++ b/nova/virt/libvirt/vif.py
@@ -429,7 +429,7 @@ class LibvirtGenericVIFDriver(object):
         designer.set_vif_bandwidth_config(conf, inst_type)
         return conf
 
-    def _set_config_VIFBridge(self, instance, vif, conf):
+    def _set_config_VIFBridge(self, instance, vif, conf, host=None):
         conf.net_type = "bridge"
         conf.source_dev = vif.bridge_name
         conf.target_dev = vif.vif_name
@@ -439,7 +439,7 @@ class LibvirtGenericVIFDriver(object):
             name = "nova-instance-" + instance.name + "-" + mac_id
             conf.filtername = name
 
-    def _set_config_VIFOpenVSwitch(self, instance, vif, conf):
+    def _set_config_VIFOpenVSwitch(self, instance, vif, conf, host=None):
         conf.net_type = "bridge"
         conf.source_dev = vif.bridge_name
         conf.target_dev = vif.vif_name
@@ -486,7 +486,7 @@ class LibvirtGenericVIFDriver(object):
             raise exception.NovaException(
                 _("Unsupported VIF type %(obj)s func %(func)s") %
                 {'obj': vif.obj_name(), 'func': viffunc})
-        func(instance, vif, conf)
+        func(instance, vif, conf, host)
 
         designer.set_vif_bandwidth_config(conf, inst_type)