From da8aebf2e722f2c441a03b300de71f9143d010a3 Mon Sep 17 00:00:00 2001 From: Juraj Sloboda Date: Tue, 23 Feb 2016 15:03:13 +0100 Subject: Modify sweep ping test cases - Write separate sweep ping test cases for jumbo frames - Compute sweep ping end size from reported MTU on DUT interface - Set MTU on TG according to MTU on DUT interface - Log VPP packet traces on IPv4 and IPv6 tests failure - Remove VM_ENV tag from sweep ping test cases for jumbo frames Change-Id: I47aa7977bcff9c4366c67578aef542924a1d055b Signed-off-by: Juraj Sloboda --- resources/libraries/python/InterfaceUtil.py | 40 ++++++++++++++++++++++++++++- 1 file changed, 39 insertions(+), 1 deletion(-) (limited to 'resources/libraries/python/InterfaceUtil.py') diff --git a/resources/libraries/python/InterfaceUtil.py b/resources/libraries/python/InterfaceUtil.py index 14473ee4d4..aeb54be86a 100644 --- a/resources/libraries/python/InterfaceUtil.py +++ b/resources/libraries/python/InterfaceUtil.py @@ -53,7 +53,45 @@ class InterfaceUtil(object): cmd = 'ip link set {} {}'.format(interface, state) exec_cmd_no_error(node, cmd, sudo=True) else: - raise Exception('Unknown NodeType: "{}"'.format(node['type'])) + raise Exception('Node {} has unknown NodeType: "{}"'. + format(node['host'], node['type'])) + + @staticmethod + def set_interface_ethernet_mtu(node, interface, mtu): + """Set Ethernet MTU for specified interface. + + Function can be used only for TGs. + + :param node: node where the interface is + :param interface: interface name + :param mtu: MTU to set + :type node: dict + :type interface: str + :type mtu: int + :return: nothing + """ + if node['type'] == NodeType.DUT: + ValueError('Node {}: Setting Ethernet MTU for interface ' + 'on DUT nodes not supported', node['host']) + elif node['type'] == NodeType.TG: + cmd = 'ip link set {} mtu {}'.format(interface, mtu) + exec_cmd_no_error(node, cmd, sudo=True) + else: + raise ValueError('Node {} has unknown NodeType: "{}"'. + format(node['host'], node['type'])) + + @staticmethod + def set_default_ethernet_mtu_on_all_interfaces_on_node(node): + """Set default Ethernet MTU on all interfaces on node. + + Function can be used only for TGs. + + :param node: node where to set default MTU + :type node: dict + :return: nothing + """ + for ifc in node['interfaces'].values(): + InterfaceUtil.set_interface_ethernet_mtu(node, ifc['name'], 1500) @staticmethod def vpp_node_interfaces_ready_wait(node, timeout=10): -- cgit 1.2.3-korg