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): """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 add_geneve_tunnel(node, local_address, remote_address, vni, multicast_if=None, encap_vrf=0, l3_mode=False, next_index=None): """Add GENEVE tunnel on the specified VPP node. :param node: Topology node. :param local_address: Local IP address. :param remote_address: Remote IP address. :param vni: Virtual network ID. :param multicast_if: Interface key of multicast interface; used only if remote is multicast. (Default value = None) :param encap_vrf: The FIB ID for sending unicast GENEVE encap packets or receiving multicast packets. (Default value = 0) :param l3_mode: Use geneve tunnel in L3 mode (ip routing) if Tue else in L2 mode (L2 switching). (Default value = False) :param next_index: The index of the next node. :type node: dict :type local_address: str :type remote_address: str :type vni: int :type multicast_if: str :type encap_vrf: int :type l3_mode: bool :type next_index: int :returns: SW interface index of created geneve tunnel. :rtype: int """ cmd = u"geneve_add_del_tunnel2" args = dict(is_add=True, local_address=IPAddress.create_ip_address_object( ip_address(local_address)), remote_address=IPAddress.create_ip_address_object( ip_address(remote_address)), mcast_sw_if_index=Topology.get_interface_sw_index( node, multicast_if) if multicast_if else Constants.BITWISE_NON_ZERO, encap_vrf_id=int(encap_vrf), decap_next_index=next_index if l3_mode else Constants.BITWISE_NON_ZERO, vni=int(vni), l3_mode=l3_mode) err_msg = f"Failed to configure GENEVE tunnel on host {node[u'host']}!" with PapiSocketExecutor(node) as papi_exec: sw_if_index = papi_exec.add(cmd, **args).get_sw_if_index(err_msg) if_key = Topology.add_new_port(node, u"geneve_tunnel") 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) return sw_if_index
def vpp_get_tap_interface_mac(node, interface_name): """Get tap interface MAC address from interfaces dump. :param node: DUT node. :param interface_name: Tap interface name. :type node: dict :type interface_name: str :returns: Tap interface MAC address. :rtype: str """ return InterfaceUtil.vpp_get_interface_mac(node, interface_name)
def get_vhost_user_mac_by_sw_index(node, sw_if_index): """Get Vhost-user l2_address for the given interface from actual interface dump. :param node: VPP node to get interface data from. :param sw_if_index: SW index of the specific interface. :type node: dict :type sw_if_index: str :returns: l2_address of the given interface. :rtype: str """ return InterfaceUtil.vpp_get_interface_mac(node, 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