diff options
Diffstat (limited to 'resources/libraries/python')
| -rw-r--r-- | resources/libraries/python/Constants.py | 4 | ||||
| -rw-r--r-- | resources/libraries/python/TrafficGenerator.py | 45 |
2 files changed, 22 insertions, 27 deletions
diff --git a/resources/libraries/python/Constants.py b/resources/libraries/python/Constants.py index eda94fe40f..1049e47f40 100644 --- a/resources/libraries/python/Constants.py +++ b/resources/libraries/python/Constants.py @@ -216,6 +216,10 @@ class Constants: TREX_EXTRA_CMDLINE = get_str_from_env( u"TREX_EXTRA_CMDLINE", u"--mbuf-factor 32") + # TRex port driver default vfio-pci or set to igb_uio + TREX_PORT_DRIVER = get_str_from_env( + u"TREX_PORT_DRIVER", u"vfio-pci") + # Graph node variant value GRAPH_NODE_VARIANT = get_str_from_env(u"GRAPH_NODE_VARIANT", u"") diff --git a/resources/libraries/python/TrafficGenerator.py b/resources/libraries/python/TrafficGenerator.py index 2a28896e63..2e03b4b1dc 100644 --- a/resources/libraries/python/TrafficGenerator.py +++ b/resources/libraries/python/TrafficGenerator.py @@ -1,4 +1,4 @@ -# Copyright (c) 2022 Cisco and/or its affiliates. +# Copyright (c) 2023 Cisco and/or its affiliates. # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at: @@ -31,6 +31,7 @@ from .ssh import exec_cmd_no_error, exec_cmd from .topology import NodeType from .topology import NodeSubTypeTG from .topology import Topology +from .DUTSetup import DUTSetup as DS __all__ = [u"TGDropRateSearchImpl", u"TrafficGenerator", u"OptimizedSearch"] @@ -424,36 +425,26 @@ class TrafficGenerator(AbstractMeasurer): ) # Prepare interfaces for TRex. - mlx_ports = u"" + tg_port_drv = Constants.TREX_PORT_DRIVER mlx_driver = u"" - itl_ports = u"" for port in tg_node[u"interfaces"].values(): if u"Mellanox" in port.get(u"model"): - mlx_ports += f" {port.get(u'pci_address')}" mlx_driver = port.get(u"driver") - if u"Intel" in port.get(u"model"): - itl_ports += f" {port.get(u'pci_address')}" - - if itl_ports: - cmd = ( - f"sh -c \"cd {Constants.TREX_INSTALL_DIR}/scripts/ && ", - f"./dpdk_nic_bind.py -u {itl_ports} || ", - f"true\"" - ) - exec_cmd_no_error( - tg_node, cmd, sudo=True, - message=u"Unbind PCI ports from driver failed!" - ) - if mlx_ports: - cmd = ( - f"sh -c \"cd {Constants.TREX_INSTALL_DIR}/scripts/ && ", - f"./dpdk_nic_bind.py -b {mlx_driver} {mlx_ports} || ", - f"true\"" - ) - exec_cmd_no_error( - tg_node, cmd, sudo=True, - message=u"Bind PCI ports from driver failed!" - ) + pci_addr = port.get(u'pci_address') + cur_driver = DS.get_pci_dev_driver(tg_node, pci_addr) + if cur_driver == mlx_driver: + pass + elif not cur_driver: + DS.pci_driver_bind(tg_node, pci_addr, mlx_driver) + else: + DS.pci_driver_unbind(tg_node, pci_addr) + DS.pci_driver_bind(tg_node, pci_addr, mlx_driver) + else: + pci_addr = port.get(u'pci_address') + cur_driver = DS.get_pci_dev_driver(tg_node, pci_addr) + if cur_driver: + DS.pci_driver_unbind(tg_node, pci_addr) + DS.pci_driver_bind(tg_node, pci_addr, tg_port_drv) # Start TRex. cd_cmd = f"cd '{Constants.TREX_INSTALL_DIR}/scripts/'" |