def vpp_create_vhost_user_interface(node, socket):
"""Create Vhost-user interface on VPP node.
:param node: Node to create Vhost-user interface on.
:param socket: Vhost-user interface socket path.
:type node: dict
:type socket: str
:returns: SW interface index.
:rtype: int
:raises RuntimeError: If Vhost-user interface creation failed.
"""
out = VatExecutor.cmd_from_template(node,
'create_vhost_user_if.vat',
sock=socket)
if out[0].get('retval') == 0:
sw_if_idx = int(out[0].get('sw_if_index'))
if_key = Topology.add_new_port(node, 'vhost')
Topology.update_interface_sw_if_index(node, if_key, sw_if_idx)
ifc_name = InterfaceUtil.vpp_get_interface_name(node, sw_if_idx)
Topology.update_interface_name(node, if_key, ifc_name)
ifc_mac = InterfaceUtil.vpp_get_interface_mac(node, sw_if_idx)
Topology.update_interface_mac_address(node, if_key, ifc_mac)
Topology.update_interface_vhost_socket(node, if_key, socket)
return sw_if_idx
else:
raise RuntimeError('Create Vhost-user interface failed on node '
'"{}"'.format(node['host']))
def vpp_create_vhost_user_interface(node, socket):
"""Create Vhost-user interface on VPP node.
:param node: Node to create Vhost-user interface on.
:param socket: Vhost-user interface socket path.
:type node: dict
:type socket: str
:returns: SW interface index.
:rtype: int
"""
cmd = 'create_vhost_user_if'
err_msg = 'Failed to create Vhost-user interface on host {host}'.format(
host=node['host'])
args = dict(sock_filename=str(socket))
with PapiExecutor(node) as papi_exec:
sw_if_index = papi_exec.add(cmd, **args).get_sw_if_index(err_msg)
# Update the Topology:
if_key = Topology.add_new_port(node, 'vhost')
Topology.update_interface_sw_if_index(node, if_key, sw_if_index)
ifc_name = InterfaceUtil.vpp_get_interface_name(node, sw_if_index)
Topology.update_interface_name(node, if_key, ifc_name)
ifc_mac = InterfaceUtil.vpp_get_interface_mac(node, sw_if_index)
Topology.update_interface_mac_address(node, if_key, ifc_mac)
Topology.update_interface_vhost_socket(node, if_key, socket)
return sw_if_index
def vpp_create_vhost_user_interface(node,
socket,
is_server=False,
virtio_feature_mask=None):
"""Create Vhost-user interface on VPP node.
:param node: Node to create Vhost-user interface on.
:param socket: Vhost-user interface socket path.
:param is_server: Server side of connection. Default: False
:param virtio_feature_mask: Mask of virtio features to be enabled.
:type node: dict
:type socket: str
:type is_server: bool
:type virtio_feature_mask: int
:returns: SW interface index.
:rtype: int
"""
cmd = u"create_vhost_user_if"
err_msg = f"Failed to create Vhost-user interface " \
f"on host {node[u'host']}"
if virtio_feature_mask is None:
enable_gso = False
else:
enable_gso = VirtioFeatureMask.is_feature_enabled(
virtio_feature_mask, VirtioFeaturesFlags.VIRTIO_NET_F_API_GSO)
args = dict(is_server=bool(is_server),
sock_filename=str(socket),
enable_gso=bool(enable_gso))
with PapiSocketExecutor(node) as papi_exec:
sw_if_index = papi_exec.add(cmd, **args).get_sw_if_index(err_msg)
# Update the Topology:
if_key = Topology.add_new_port(node, u"vhost")
Topology.update_interface_sw_if_index(node, if_key, sw_if_index)
ifc_name = InterfaceUtil.vpp_get_interface_name(node, sw_if_index)
Topology.update_interface_name(node, if_key, ifc_name)
ifc_mac = InterfaceUtil.vpp_get_interface_mac(node, sw_if_index)
Topology.update_interface_mac_address(node, if_key, ifc_mac)
Topology.update_interface_vhost_socket(node, if_key, socket)
return sw_if_index
def vpp_create_vhost_user_interface(
node, socket, is_server=False, enable_gso=False):
"""Create Vhost-user interface on VPP node.
:param node: Node to create Vhost-user interface on.
:param socket: Vhost-user interface socket path.
:param is_server: Server side of connection. Default: False
:param enable_gso: Generic segmentation offloading. Default: False
:type node: dict
:type socket: str
:type is_server: bool
:type enable_gso: bool
:returns: SW interface index.
:rtype: int
"""
cmd = u"create_vhost_user_if"
err_msg = f"Failed to create Vhost-user interface " \
f"on host {node[u'host']}"
args = dict(
is_server=bool(is_server),
sock_filename=str(socket),
enable_gso=bool(enable_gso)
)
with PapiSocketExecutor(node) as papi_exec:
sw_if_index = papi_exec.add(cmd, **args).get_sw_if_index(err_msg)
# Update the Topology:
if_key = Topology.add_new_port(node, u"vhost")
Topology.update_interface_sw_if_index(node, if_key, sw_if_index)
ifc_name = InterfaceUtil.vpp_get_interface_name(node, sw_if_index)
Topology.update_interface_name(node, if_key, ifc_name)
ifc_mac = InterfaceUtil.vpp_get_interface_mac(node, sw_if_index)
Topology.update_interface_mac_address(node, if_key, ifc_mac)
Topology.update_interface_vhost_socket(node, if_key, socket)
return sw_if_index
