1 # Copyright (c) 2019 Cisco and/or its affiliates.
2 # Licensed under the Apache License, Version 2.0 (the "License");
3 # you may not use this file except in compliance with the License.
4 # You may obtain a copy of the License at:
6 # http://www.apache.org/licenses/LICENSE-2.0
8 # Unless required by applicable law or agreed to in writing, software
9 # distributed under the License is distributed on an "AS IS" BASIS,
10 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11 # See the License for the specific language governing permissions and
12 # limitations under the License.
14 """Defines nodes and topology structure."""
18 from collections import Counter
20 from yaml import safe_load
22 from robot.api import logger
23 from robot.libraries.BuiltIn import BuiltIn, RobotNotRunningError
26 u"DICT__nodes", u"Topology", u"NodeType", u"SocketType", u"NodeSubTypeTG"
30 def load_topo_from_yaml():
31 """Load topology from file defined in "${TOPOLOGY_PATH}" variable.
33 :returns: Nodes from loaded topology.
36 topo_path = BuiltIn().get_variable_value(u"${TOPOLOGY_PATH}")
37 except RobotNotRunningError:
40 with open(topo_path) as work_file:
41 return safe_load(work_file.read())[u"nodes"]
44 # pylint: disable=invalid-name
47 """Defines node types used in topology dictionaries."""
48 # Device Under Test (this node has VPP running on it)
50 # Traffic Generator (this node has traffic generator on it)
52 # Virtual Machine (this node running on DUT node)
57 """Defines node sub-type TG - traffic generator."""
58 # T-Rex traffic generator
67 """Defines socket types used in topology dictionaries."""
70 # VPP PAPI Stats (legacy option until stats are migrated to Socket PAPI)
74 DICT__nodes = load_topo_from_yaml()
78 """Topology data manipulation and extraction methods.
80 Defines methods used for manipulation and extraction of data from
83 "Active topology" contains initially data from the topology file and can be
84 extended with additional data from the DUTs like internal interface indexes
85 or names. Additional data which can be filled to the active topology are
87 - additional internal representation (index, name, ...)
88 - operational data (dynamic ports)
90 To access the port data it is recommended to use a port key because the key
91 does not rely on the data retrieved from nodes, this allows to call most of
92 the methods without having filled active topology with internal nodes data.
95 def add_node_item(self, node, value, path):
96 """Add item to topology node.
98 :param node: Topology node.
99 :param value: Value to insert.
100 :param path: Path where to insert item.
106 node[path[0]] = value
108 if path[0] not in node:
109 node[path[0]] = dict()
110 elif isinstance(node[path[0]], str):
111 node[path[0]] = dict() if node[path[0]] == u"" \
112 else {node[path[0]]: u""}
113 self.add_node_item(node[path[0]], value, path[1:])
116 def add_new_port(node, ptype):
117 """Add new port to the node to active topology.
119 :param node: Node to add new port on.
120 :param ptype: Port type, used as key prefix.
123 :returns: Port key or None
124 :rtype: string or None
128 for i in range(1, max_ports):
129 if node[u"interfaces"].get(str(ptype) + str(i)) is None:
130 iface = str(ptype) + str(i)
131 node[u"interfaces"][iface] = dict()
136 def remove_port(node, iface_key):
137 """Remove required port from active topology.
139 :param node: Node to remove port on.
140 :param: iface_key: Topology key of the interface.
146 node[u"interfaces"].pop(iface_key)
151 def remove_all_ports(node, ptype):
152 """Remove all ports with ptype as prefix.
154 :param node: Node to remove ports on.
155 :param: ptype: Port type, used as key prefix.
160 for if_key in list(node[u"interfaces"]):
161 if if_key.startswith(str(ptype)):
162 node[u"interfaces"].pop(if_key)
165 def remove_all_added_ports_on_all_duts_from_topology(nodes):
166 """Remove all added ports on all DUT nodes in the topology.
168 :param nodes: Nodes in the topology.
173 u"subinterface", u"vlan_subif", u"memif", u"tap", u"vhost",
174 u"loopback", u"gre_tunnel", u"vxlan_tunnel", u"eth_bond", u"eth_avf"
177 for node_data in nodes.values():
178 if node_data[u"type"] == NodeType.DUT:
179 for ptype in port_types:
180 Topology.remove_all_ports(node_data, ptype)
183 def remove_all_vif_ports(node):
184 """Remove all Virtual Interfaces on DUT node.
186 :param node: Node to remove VIF ports on.
190 reg_ex = re.compile(r"port\d+_vif\d+")
191 for if_key in list(node[u"interfaces"]):
192 if re.match(reg_ex, if_key):
193 node[u"interfaces"].pop(if_key)
196 def remove_all_added_vif_ports_on_all_duts_from_topology(nodes):
197 """Remove all added Virtual Interfaces on all DUT nodes in
200 :param nodes: Nodes in the topology.
204 for node_data in nodes.values():
205 if node_data[u"type"] == NodeType.DUT:
206 Topology.remove_all_vif_ports(node_data)
209 def update_interface_sw_if_index(node, iface_key, sw_if_index):
210 """Update sw_if_index on the interface from the node.
212 :param node: Node to update sw_if_index on.
213 :param iface_key: Topology key of the interface.
214 :param sw_if_index: Internal index to store.
217 :type sw_if_index: int
219 node[u"interfaces"][iface_key][u"vpp_sw_index"] = int(sw_if_index)
222 def update_interface_name(node, iface_key, name):
223 """Update name on the interface from the node.
225 :param node: Node to update name on.
226 :param iface_key: Topology key of the interface.
227 :param name: Interface name to store.
232 node[u"interfaces"][iface_key][u"name"] = str(name)
235 def update_interface_mac_address(node, iface_key, mac_address):
236 """Update mac_address on the interface from the node.
238 :param node: Node to update MAC on.
239 :param iface_key: Topology key of the interface.
240 :param mac_address: MAC address.
243 :type mac_address: str
245 node[u"interfaces"][iface_key][u"mac_address"] = str(mac_address)
248 def update_interface_pci_address(node, iface_key, pci_address):
249 """Update pci_address on the interface from the node.
251 :param node: Node to update PCI on.
252 :param iface_key: Topology key of the interface.
253 :param pci_address: PCI address.
256 :type pci_address: str
258 node[u"interfaces"][iface_key][u"pci_address"] = str(pci_address)
261 def update_interface_vlan(node, iface_key, vlan):
262 """Update VLAN on the interface from the node.
264 :param node: Node to update VLAN on.
265 :param iface_key: Topology key of the interface.
266 :param vlan: VLAN ID.
271 node[u"interfaces"][iface_key][u"vlan"] = int(vlan)
274 def update_interface_vhost_socket(node, iface_key, vhost_socket):
275 """Update vhost socket name on the interface from the node.
277 :param node: Node to update socket name on.
278 :param iface_key: Topology key of the interface.
279 :param vhost_socket: Path to named socket on node.
282 :type vhost_socket: str
284 node[u"interfaces"][iface_key][u"vhost_socket"] = str(vhost_socket)
287 def update_interface_memif_socket(node, iface_key, memif_socket):
288 """Update memif socket name on the interface from the node.
290 :param node: Node to update socket name on.
291 :param iface_key: Topology key of the interface.
292 :param memif_socket: Path to named socket on node.
295 :type memif_socket: str
297 node[u"interfaces"][iface_key][u"memif_socket"] = str(memif_socket)
300 def update_interface_memif_id(node, iface_key, memif_id):
301 """Update memif ID on the interface from the node.
303 :param node: Node to update memif ID on.
304 :param iface_key: Topology key of the interface.
305 :param memif_id: Memif interface ID.
310 node[u"interfaces"][iface_key][u"memif_id"] = str(memif_id)
313 def update_interface_memif_role(node, iface_key, memif_role):
314 """Update memif role on the interface from the node.
316 :param node: Node to update memif role on.
317 :param iface_key: Topology key of the interface.
318 :param memif_role: Memif role.
321 :type memif_role: str
323 node[u"interfaces"][iface_key][u"memif_role"] = str(memif_role)
326 def update_interface_tap_dev_name(node, iface_key, dev_name):
327 """Update device name on the tap interface from the node.
329 :param node: Node to update tap device name on.
330 :param iface_key: Topology key of the interface.
331 :param dev_name: Device name of the tap interface.
337 node[u"interfaces"][iface_key][u"dev_name"] = str(dev_name)
340 def get_node_by_hostname(nodes, hostname):
341 """Get node from nodes of the topology by hostname.
343 :param nodes: Nodes of the test topology.
344 :param hostname: Host name.
347 :returns: Node dictionary or None if not found.
349 for node in nodes.values():
350 if node[u"host"] == hostname:
356 def get_links(nodes):
357 """Get list of links(networks) in the topology.
359 :param nodes: Nodes of the test topology.
361 :returns: Links in the topology.
366 for node in nodes.values():
367 for interface in node[u"interfaces"].values():
368 link = interface.get(u"link")
370 if link not in links:
376 def _get_interface_by_key_value(node, key, value):
377 """Return node interface key from topology file
378 according to key and value.
380 :param node: The node dictionary.
381 :param key: Key by which to select the interface.
382 :param value: Value that should be found using the key.
386 :returns: Interface key from topology file
389 interfaces = node[u"interfaces"]
391 for if_key, if_val in interfaces.items():
392 k_val = if_val.get(key)
393 if k_val is not None:
400 def get_interface_by_name(node, iface_name):
401 """Return interface key based on name from DUT/TG.
403 This method returns interface key based on interface name
404 retrieved from the DUT, or TG.
406 :param node: The node topology dictionary.
407 :param iface_name: Interface name (string form).
409 :type iface_name: string
410 :returns: Interface key.
413 return Topology._get_interface_by_key_value(node, u"name", iface_name)
416 def get_interface_by_link_name(node, link_name):
417 """Return interface key of link on node.
419 This method returns the interface name associated with a given link
422 :param node: The node topology dictionary.
423 :param link_name: Name of the link that a interface is connected to.
425 :type link_name: string
426 :returns: Interface key of the interface connected to the given link.
429 return Topology._get_interface_by_key_value(node, u"link", link_name)
431 def get_interfaces_by_link_names(self, node, link_names):
432 """Return dictionary of dictionaries {"interfaceN", interface name}.
434 This method returns the interface names associated with given links
437 :param node: The node topology directory.
438 :param link_names: List of names of the link that a interface is
441 :type link_names: list
442 :returns: Dictionary of interface names that are connected to the given
448 for link_name in link_names:
449 interface = self.get_interface_by_link_name(node, link_name)
450 retval[f"interface{str(interface_number)}"] = \
451 self.get_interface_name(node, interface)
452 interface_number += 1
456 def get_interface_by_sw_index(node, sw_if_index):
457 """Return interface name of link on node.
459 This method returns the interface name associated with a software
460 interface index assigned to the interface by vpp for a given node.
462 :param node: The node topology dictionary.
463 :param sw_if_index: sw_if_index of the link that a interface is
466 :type sw_if_index: int
467 :returns: Interface name of the interface connected to the given link.
470 return Topology._get_interface_by_key_value(
471 node, u"vpp_sw_index", sw_if_index
475 def get_interface_sw_index(node, iface_key):
476 """Get VPP sw_if_index for the interface using interface key.
478 :param node: Node to get interface sw_if_index on.
479 :param iface_key: Interface key from topology file, or sw_if_index.
481 :type iface_key: str/int
482 :returns: Return sw_if_index or None if not found.
486 if isinstance(iface_key, str):
487 return node[u"interfaces"][iface_key].get(u"vpp_sw_index")
488 # TODO: use only iface_key, do not use integer
489 return int(iface_key)
490 except (KeyError, ValueError):
494 def get_interface_sw_index_by_name(node, iface_name):
495 """Get VPP sw_if_index for the interface using interface name.
497 :param node: Node to get interface sw_if_index on.
498 :param iface_name: Interface name.
500 :type iface_name: str
501 :returns: Return sw_if_index or None if not found.
502 :raises TypeError: If provided interface name is not a string.
505 if not isinstance(iface_name, str):
506 raise TypeError(u"Interface name must be a string.")
507 iface_key = Topology.get_interface_by_name(node, iface_name)
508 return node[u"interfaces"][iface_key].get(u"vpp_sw_index")
509 except (KeyError, ValueError):
513 def get_interface_mtu(node, iface_key):
514 """Get interface MTU.
516 Returns physical layer MTU (max. size of Ethernet frame).
517 :param node: Node to get interface MTU on.
518 :param iface_key: Interface key from topology file.
521 :returns: MTU or None if not found.
525 return node[u"interfaces"][iface_key].get(u"mtu")
530 def get_interface_name(node, iface_key):
531 """Get interface name (retrieved from DUT/TG).
533 Returns name in string format, retrieved from the node.
534 :param node: Node to get interface name on.
535 :param iface_key: Interface key from topology file.
538 :returns: Interface name or None if not found.
542 return node[u"interfaces"][iface_key].get(u"name")
547 def convert_interface_reference_to_key(node, interface):
548 """Takes interface reference in any format
549 (name, link name, interface key or sw_if_index)
550 and converts to interface key using Topology methods.
552 :param node: Node in topology.
553 :param interface: Name, sw_if_index, link name or key of an interface
556 :type interface: str or int
558 :returns: Interface key.
561 :raises TypeError: If provided with invalid interface argument.
562 :raises RuntimeError: If the interface does not exist in topology.
565 if isinstance(interface, int):
566 key = Topology.get_interface_by_sw_index(node, interface)
569 f"Interface with sw_if_index={interface} does not exist "
572 elif interface in Topology.get_node_interfaces(node):
574 elif interface in Topology.get_links({u"dut": node}):
575 key = Topology.get_interface_by_link_name(node, interface)
576 elif isinstance(interface, str):
577 key = Topology.get_interface_by_name(node, interface)
580 f"Interface with key, name or link name \"{interface}\" "
581 f"does not exist in topology."
585 u"Type of interface argument must be integer or string."
590 def convert_interface_reference(node, interface, wanted_format):
591 """Takes interface reference in any format
592 (name, link name, topology key or sw_if_index) and returns
593 its equivalent in the desired format.
595 :param node: Node in topology.
596 :param interface: Name, sw_if_index, link name or key of an interface
598 :param wanted_format: Format of return value wanted.
599 Valid options are: sw_if_index, key, name.
601 :type interface: str or int
602 :type wanted_format: str
603 :returns: Interface name, interface key or sw_if_index.
605 :raises TypeError, ValueError: If provided with invalid arguments.
606 :raises RuntimeError: If the interface does not exist in topology.
609 key = Topology.convert_interface_reference_to_key(node, interface)
612 u"key": lambda x, y: y,
613 u"name": Topology.get_interface_name,
614 u"sw_if_index": Topology.get_interface_sw_index
618 return conversions[wanted_format](node, key)
621 f"Unrecognized return value wanted: {wanted_format}."
622 f"Valid options are key, name, sw_if_index"
626 def get_interface_numa_node(node, iface_key):
627 """Get interface numa node.
629 Returns physical relation to numa node, numa_id.
631 :param node: Node to get numa id on.
632 :param iface_key: Interface key from topology file.
635 :returns: numa node id, None if not available.
639 return node[u"interfaces"][iface_key].get(u"numa_node")
644 def get_interfaces_numa_node(node, *iface_keys):
645 """Get numa node on which are located most of the interfaces.
647 Return numa node with highest count of interfaces provided as arguments.
648 Return 0 if the interface does not have numa_node information available.
649 If all interfaces have unknown location (-1), then return 0.
650 If most of interfaces have unknown location (-1), but there are
651 some interfaces with known location, then return the second most
652 location of the provided interfaces.
654 :param node: Node from DICT__nodes.
655 :param iface_keys: Interface keys for lookup.
657 :type iface_keys: strings
658 :returns: Numa node of most given interfaces or 0.
662 for if_key in iface_keys:
664 numa_list.append(node[u"interfaces"][if_key].get(u"numa_node"))
668 numa_cnt_mc = Counter(numa_list).most_common()
670 if numa_cnt_mc and numa_cnt_mc[0][0] != -1:
671 return numa_cnt_mc[0][0]
672 if len(numa_cnt_mc) > 1 and numa_cnt_mc[0][0] == -1:
673 return numa_cnt_mc[1][0]
677 def get_interface_mac(node, iface_key):
678 """Get MAC address for the interface.
680 :param node: Node to get interface mac on.
681 :param iface_key: Interface key from topology file.
684 :returns: Return MAC or None if not found.
687 return node[u"interfaces"][iface_key].get(u"mac_address")
692 def get_interface_ip4(node, iface_key):
693 """Get IP4 address for the interface.
695 :param node: Node to get interface mac on.
696 :param iface_key: Interface key from topology file.
699 :returns: Return IP4 or None if not found.
702 return node[u"interfaces"][iface_key].get(u"ip4_address")
707 def get_adjacent_node_and_interface(nodes_info, node, iface_key):
708 """Get node and interface adjacent to specified interface
711 :param nodes_info: Dictionary containing information on all nodes
713 :param node: Node that contains specified interface.
714 :param iface_key: Interface key from topology file.
715 :type nodes_info: dict
718 :returns: Return (node, interface_key) tuple or None if not found.
722 # get link name where the interface belongs to
723 for if_key, if_val in node[u"interfaces"].items():
724 if if_key == u"mgmt":
726 if if_key == iface_key:
727 link_name = if_val[u"link"]
730 if link_name is None:
734 for node_data in nodes_info.values():
736 if node_data[u"host"] == node[u"host"]:
739 in node_data[u"interfaces"].items():
740 if u"link" not in if_val:
742 if if_val[u"link"] == link_name:
743 return node_data, if_key
747 def get_interface_pci_addr(node, iface_key):
748 """Get interface PCI address.
750 :param node: Node to get interface PCI address on.
751 :param iface_key: Interface key from topology file.
754 :returns: Return PCI address or None if not found.
757 return node[u"interfaces"][iface_key].get(u"pci_address")
762 def get_interface_driver(node, iface_key):
763 """Get interface driver.
765 :param node: Node to get interface driver on.
766 :param iface_key: Interface key from topology file.
769 :returns: Return interface driver or None if not found.
772 return node[u"interfaces"][iface_key].get(u"driver")
777 def get_interface_vlan(node, iface_key):
778 """Get interface vlan.
780 :param node: Node to get interface driver on.
781 :param iface_key: Interface key from topology file.
784 :returns: Return interface vlan or None if not found.
787 return node[u"interfaces"][iface_key].get(u"vlan")
792 def get_node_interfaces(node):
793 """Get all node interfaces.
795 :param node: Node to get list of interfaces from.
797 :returns: Return list of keys of all interfaces.
800 return node[u"interfaces"].keys()
803 def get_node_link_mac(node, link_name):
804 """Return interface mac address by link name.
806 :param node: Node to get interface sw_if_index on.
807 :param link_name: Link name.
810 :returns: MAC address string.
813 for port in node[u"interfaces"].values():
814 if port.get(u"link") == link_name:
815 return port.get(u"mac_address")
819 def _get_node_active_link_names(node, filter_list=None):
820 """Return list of link names that are other than mgmt links.
822 :param node: Node topology dictionary.
823 :param filter_list: Link filter criteria.
825 :type filter_list: list of strings
826 :returns: List of link names occupied by the node.
827 :rtype: None or list of string
829 interfaces = node[u"interfaces"]
831 for interface in interfaces.values():
832 if u"link" in interface:
833 if (filter_list is not None) and (u"model" in interface):
834 for filt in filter_list:
835 if filt == interface[u"model"]:
836 link_names.append(interface[u"link"])
837 elif (filter_list is not None) and (u"model" not in interface):
839 f"Cannot apply filter on interface: {str(interface)}"
842 link_names.append(interface[u"link"])
847 def get_active_connecting_links(
848 self, node1, node2, filter_list_node1=None, filter_list_node2=None):
849 """Return list of link names that connect together node1 and node2.
851 :param node1: Node topology dictionary.
852 :param node2: Node topology dictionary.
853 :param filter_list_node1: Link filter criteria for node1.
854 :param filter_list_node2: Link filter criteria for node2.
857 :type filter_list_node1: list of strings
858 :type filter_list_node2: list of strings
859 :returns: List of strings that represent connecting link names.
863 logger.trace(f"node1: {str(node1)}")
864 logger.trace(f"node2: {str(node2)}")
865 node1_links = self._get_node_active_link_names(
866 node1, filter_list=filter_list_node1
868 node2_links = self._get_node_active_link_names(
869 node2, filter_list=filter_list_node2
872 connecting_links = None
873 if node1_links is None:
874 logger.error(u"Unable to find active links for node1")
875 elif node2_links is None:
876 logger.error(u"Unable to find active links for node2")
878 connecting_links = list(set(node1_links).intersection(node2_links))
880 return connecting_links
882 def get_first_active_connecting_link(self, node1, node2):
883 """Get first link connecting the two nodes together.
885 :param node1: Connected node.
886 :param node2: Connected node.
889 :returns: Name of a link connecting the two nodes together.
891 :raises RuntimeError: If no links are found.
893 connecting_links = self.get_active_connecting_links(node1, node2)
894 if not connecting_links:
895 raise RuntimeError(u"No links connecting the nodes were found")
896 return connecting_links[0]
898 def get_egress_interfaces_name_for_nodes(self, node1, node2):
899 """Get egress interfaces on node1 for link with node2.
901 :param node1: First node, node to get egress interface on.
902 :param node2: Second node.
905 :returns: Egress interfaces.
909 links = self.get_active_connecting_links(node1, node2)
911 raise RuntimeError(u"No link between nodes")
912 for interface in node1[u"interfaces"].values():
913 link = interface.get(u"link")
918 name = interface.get(u"name")
921 interfaces.append(name)
924 def get_first_egress_interface_for_nodes(self, node1, node2):
925 """Get first egress interface on node1 for link with node2.
927 :param node1: First node, node to get egress interface name on.
928 :param node2: Second node.
931 :returns: Egress interface name.
934 interfaces = self.get_egress_interfaces_name_for_nodes(node1, node2)
936 raise RuntimeError(u"No egress interface for nodes")
939 def get_links_dict_from_nodes(self, tgen, dut1, dut2):
940 """Return link combinations used in tests in circular topology.
942 For the time being it returns links from the Node path:
944 The naming convention until changed to something more general is
946 DUT1_DUT2_LINK: link name between DUT! and DUT2
947 DUT1_TG_LINK: link name between DUT1 and TG
948 DUT2_TG_LINK: link name between DUT2 and TG
949 TG_TRAFFIC_LINKS: list of link names that generated traffic is sent
951 DUT1_BD_LINKS: list of link names that will be connected by the bridge
953 DUT2_BD_LINKS: list of link names that will be connected by the bridge
956 :param tgen: Traffic generator node data.
957 :param dut1: DUT1 node data.
958 :param dut2: DUT2 node data.
962 :returns: Dictionary of possible link combinations.
965 # TODO: replace with generic function.
966 dut1_dut2_link = self.get_first_active_connecting_link(dut1, dut2)
967 dut1_tg_link = self.get_first_active_connecting_link(dut1, tgen)
968 dut2_tg_link = self.get_first_active_connecting_link(dut2, tgen)
969 tg_traffic_links = [dut1_tg_link, dut2_tg_link]
970 dut1_bd_links = [dut1_dut2_link, dut1_tg_link]
971 dut2_bd_links = [dut1_dut2_link, dut2_tg_link]
973 u"DUT1_DUT2_LINK": dut1_dut2_link,
974 u"DUT1_TG_LINK": dut1_tg_link,
975 u"DUT2_TG_LINK": dut2_tg_link,
976 u"TG_TRAFFIC_LINKS": tg_traffic_links,
977 u"DUT1_BD_LINKS": dut1_bd_links,
978 u"DUT2_BD_LINKS": dut2_bd_links
980 return topology_links
983 def is_tg_node(node):
984 """Find out whether the node is TG.
986 :param node: Node to examine.
988 :returns: True if node is type of TG, otherwise False.
991 return node[u"type"] == NodeType.TG
994 def get_node_hostname(node):
995 """Return host (hostname/ip address) of the node.
997 :param node: Node created from topology.
999 :returns: Hostname or IP address.
1002 return node[u"host"]
1005 def get_node_arch(node):
1006 """Return arch of the node.
1007 Default to x86_64 if no arch present
1009 :param node: Node created from topology.
1011 :returns: Node architecture
1015 return node[u"arch"]
1017 node[u"arch"] = u"x86_64"
1021 def get_cryptodev(node):
1022 """Return Crytodev configuration of the node.
1024 :param node: Node created from topology.
1026 :returns: Cryptodev configuration string.
1030 return node[u"cryptodev"]
1035 def get_uio_driver(node):
1036 """Return uio-driver configuration of the node.
1038 :param node: Node created from topology.
1040 :returns: uio-driver configuration string.
1044 return node[u"uio_driver"]
1049 def set_interface_numa_node(node, iface_key, numa_node_id):
1050 """Set interface numa_node location.
1052 :param node: Node to set numa_node on.
1053 :param iface_key: Interface key from topology file.
1055 :type iface_key: str
1056 :returns: Return iface_key or None if not found.
1059 node[u"interfaces"][iface_key][u"numa_node"] = numa_node_id
1064 def add_new_socket(self, node, socket_type, socket_id, socket_path):
1065 """Add socket file of specific SocketType and ID to node.
1067 :param node: Node to add socket on.
1068 :param socket_type: Socket type.
1069 :param socket_id: Socket id.
1070 :param socket_path: Socket absolute path.
1072 :type socket_type: SocketType
1073 :type socket_id: str
1074 :type socket_path: str
1076 path = [u"sockets", socket_type, socket_id]
1077 self.add_node_item(node, socket_path, path)
1080 def get_node_sockets(node, socket_type=None):
1081 """Get node socket files.
1083 :param node: Node to get sockets from.
1084 :param socket_type: Socket type or None for all sockets.
1086 :type socket_type: SocketType
1087 :returns: Node sockets or None if not found.
1092 return node[u"sockets"][socket_type]
1093 return node[u"sockets"]
1098 def clean_sockets_on_all_nodes(nodes):
1099 """Remove temporary socket files from topology file.
1101 :param nodes: SUT nodes.
1104 for node in nodes.values():
1105 if u"sockets" in list(node.keys()):
1106 node.pop(u"sockets")