From cdf557ef070d004617ede4fc5a47dd6064d1c946 Mon Sep 17 00:00:00 2001 From: Peter Mikus Date: Wed, 18 Jul 2018 12:34:19 +0000 Subject: Add MTU handling into perf tests - Add ability to configure MTU on interfaces. Put the MTU into configuration keywors for all perf testcases. Change-Id: I364b4bc26b26f2f66f350949c0aaa2a2aa675682 Signed-off-by: Peter Mikus --- resources/libraries/python/InterfaceUtil.py | 47 +++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) (limited to 'resources/libraries/python/InterfaceUtil.py') diff --git a/resources/libraries/python/InterfaceUtil.py b/resources/libraries/python/InterfaceUtil.py index 5e3c4c4f99..c5223d5496 100644 --- a/resources/libraries/python/InterfaceUtil.py +++ b/resources/libraries/python/InterfaceUtil.py @@ -122,6 +122,53 @@ class InterfaceUtil(object): for ifc in node['interfaces']: InterfaceUtil.set_interface_ethernet_mtu(node, ifc, 1500) + @staticmethod + def vpp_set_interface_mtu(node, interface, mtu=9200): + """Set Ethernet MTU on interface. + + :param node: VPP node. + :param interface: Interface to setup MTU. Default: 9200. + :param mtu: Ethernet MTU size in Bytes. + :type node: dict + :type interface: str or int + :type mtu: int + """ + if isinstance(interface, basestring): + sw_if_index = Topology.get_interface_sw_index(node, interface) + else: + sw_if_index = interface + + if sw_if_index: + with VatTerminal(node, json_param=False) as vat: + vat.vat_terminal_exec_cmd_from_template( + "hw_interface_set_mtu.vat", sw_if_index=sw_if_index, + mtu=mtu) + + @staticmethod + def vpp_set_interfaces_mtu_on_node(node, mtu=9200): + """Set Ethernet MTU on all interfaces. + + :param node: VPP node. + :param mtu: Ethernet MTU size in Bytes. Default: 9200. + :type node: dict + :type mtu: int + """ + for interface in node['interfaces']: + InterfaceUtil.vpp_set_interface_mtu(node, interface, mtu) + + @staticmethod + def vpp_set_interfaces_mtu_on_all_duts(nodes, mtu=9200): + """Set Ethernet MTU on all interfaces on all DUTs. + + :param nodes: VPP nodes. + :param mtu: Ethernet MTU size in Bytes. Default: 9200. + :type nodes: dict + :type mtu: int + """ + for node in nodes.values(): + if node['type'] == NodeType.DUT: + InterfaceUtil.vpp_set_interfaces_mtu_on_node(node, mtu) + @staticmethod def vpp_node_interfaces_ready_wait(node, timeout=10): """Wait until all interfaces with admin-up are in link-up state. -- cgit 1.2.3-korg