class VIFVHostUser(VIFBase):
"""A vhostuser-style VIF.
vhostuser-style VIFs utilize a userspace vhost backend, which allows
traffic to traverse between the guest and a host userspace application
(commonly a virtual switch), bypassing the kernel network stack. Contrast
this with :class:`~os_vif.objects.vif.VIFBridge`, where all packets must be
handled by the hypervisor.
For libvirt drivers, this maps to type='vhostuser'
"""
# Version 1.0: Initial release
# Version 1.1: Added 'vif_name'
VERSION = '1.1'
fields = {
#: Name of the vhostuser port to create.
'vif_name': fields.StringField(),
#: UNIX socket path.
'path': fields.StringField(),
#: UNIX socket access permissions.
'mode': osv_fields.VIFVHostUserModeField(),
}
def obj_make_compatible(self, primitive, target_version):
target_version = versionutils.convert_version_to_tuple(target_version)
if target_version < (1, 1) and 'vif_name' in primitive:
del primitive['vif_name']
super(VIFVHostUser, self).obj_make_compatible(primitive, '1.0')
class VIFVHostUser(VIFBase):
# For libvirt drivers, this maps to type='vhostuser'
VERSION = '1.0'
fields = {
# UNIX socket path
'path': fields.StringField(),
# UNIX socket access permissions
'mode': osv_fields.VIFVHostUserModeField(),
}
class VIFVHostUser(VIFBase):
# For libvirt drivers, this maps to type='vhostuser'
VERSION = '1.1'
fields = {
# Name of the vhostuser port to create
'vif_name': fields.StringField(),
# UNIX socket path
'path': fields.StringField(),
# UNIX socket access permissions
'mode': osv_fields.VIFVHostUserModeField(),
}
def obj_make_compatible(self, primitive, target_version):
super(VIFVHostUser, self).obj_make_compatible(primitive,
target_version)
target_version = versionutils.convert_version_to_tuple(target_version)
if target_version < (1, 1) and 'vif_name' in primitive:
del primitive['vif_name']