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How to use _validate_netvsc_built_in method in lisa

Best Python code snippet using lisa_python

netinterface.py

Source:netinterface.py

...41        priority=1,42        requirement=simple_requirement(network_interface=Synthetic()),43    )44    def validate_netvsc_reload(self, node: Node) -> None:45        self._validate_netvsc_built_in(node)46        network_interface_feature = node.features[NetworkInterface]47        # Test loading and unloading netvsc driver48        test_count = 049        while test_count < self.NETVSC_RELOAD_TEST_COUNT:50            test_count += 151            # Unload and load hv_netvsc52            network_interface_feature.reload_module()53    @TestCaseMetadata(54        description="""55            This test case verifies if synthetic network interface can be56            brought up and brought down gracefully via ip link set commands.57            Steps:58            1. Validate netvsc isn't built-in already. If it is then skip the test.59            2. Ensure netvsc module is loaded.60            3. Change nic state to up and down multiple times using ifup-ifdown commands61                Each time after "up" state, verify ip address is assigned to nic62                and internet is accessible via nic.63        """,64        priority=1,65        requirement=simple_requirement(66            network_interface=schema.NetworkInterfaceOptionSettings(67                data_path=schema.NetworkDataPath.Synthetic,68            ),69        ),70    )71    def validate_network_interface_reload_via_ip_link(72        self, node: Node, log: Logger73    ) -> None:74        self._validate_netvsc_built_in(node)75        network_interface_feature = node.features[NetworkInterface]76        # Ensure netvsc module is loaded77        network_interface_feature.reload_module()78        node_nic_info = Nics(node)79        node_nic_info.initialize()80        default_nic = node_nic_info.default_nic81        default_route = node_nic_info.default_nic_route82        assert_that(default_nic).is_not_none()83        assert_that(default_route).is_not_none()84        test_count = 085        ip = node.tools[Ip]86        while test_count < self.NET_INTERFACE_RELOAD_TEST_COUNT:87            test_count += 188            ip.restart_device(default_nic)89            if not node_nic_info.default_nic:90                # Add default route if missing after running ip link down/up91                node.execute(f"ip route add {default_route}", shell=True, sudo=True)92            if not node_nic_info.nics[default_nic].ip_addr:93                node.execute("kill $(pidof dhclient)", shell=True, sudo=True)94                dhclient = node.tools[Dhclient]95                dhclient.renew()96            timer = perf_timer.Timer()97            while timer.elapsed(stop=False) < self.DHCLIENT_TIMEOUT:98                node_nic_info.load_interface_info(default_nic)99                if node_nic_info.nics[default_nic].ip_addr:100                    break101                time.sleep(1)102            wget_tool = node.tools[Wget]103            if not wget_tool.verify_internet_access():104                raise LisaException(105                    "Cannot access internet from inside VM after test run."106                )107    @TestCaseMetadata(108        description="""109            This test case verifies if the second network interface can be brought up110             after setting static MAC address.111            Steps:112            1. Validate the second nic has IP address.113            2. Bring down the second nic.114            3. Set a random MAC address to the second nic.115            4. Bring up the second nic.116        """,117        priority=3,118        requirement=simple_requirement(119            network_interface=schema.NetworkInterfaceOptionSettings(120                nic_count=2,121            ),122        ),123    )124    def validate_set_static_mac(self, node: Node, log: Logger) -> None:125        ip = node.tools[Ip]126        node_nic_info = Nics(node)127        node_nic_info.initialize()128        origin_nic_count = len(node_nic_info)129        # attach one more nic for testing if only 1 nic by default130        if 1 == origin_nic_count:131            network_interface_feature = node.features[NetworkInterface]132            network_interface_feature.attach_nics(133                extra_nic_count=1, enable_accelerated_networking=True134            )135            node_nic_info = Nics(node)136            node_nic_info.initialize()137        # get one nic which is not eth0 for setting new mac address138        current_nic_count = len(node_nic_info)139        for index in range(0, current_nic_count):140            test_nic = node_nic_info.get_nic_by_index(index)141            test_nic_name = test_nic.upper142            if "eth0" == test_nic_name:143                continue144        assert_that(test_nic).is_not_none()145        assert_that(test_nic.ip_addr).is_not_none()146        assert_that(test_nic.mac_addr).is_not_none()147        origin_mac_address = test_nic.mac_addr148        try:149            random_mac_address = str(RandMac())150            ip.set_mac_address(test_nic_name, random_mac_address)151            node_nic_info.load_interface_info(test_nic_name)152            assert_that(test_nic.mac_addr).described_as(153                f"fail to set network interface {test_nic_name}'s mac "154                f"address into {random_mac_address}"155            ).is_equal_to(random_mac_address)156        finally:157            # restore the test nic state back to origin state158            ip.set_mac_address(test_nic_name, origin_mac_address)159            node_nic_info.load_interface_info(test_nic_name)160            assert_that(test_nic.mac_addr).described_as(161                f"fail to set network interface {test_nic}'s mac "162                f"address back into {origin_mac_address}"163            ).is_equal_to(origin_mac_address)164            # restore vm nics status if 1 extra nic attached165            if 1 == origin_nic_count:166                restore_extra_nics_per_node(node)167                node_nic_info = Nics(node)168                node_nic_info.initialize()169    def _validate_netvsc_built_in(self, node: Node) -> None:170        if node.tools[KernelConfig].is_built_in("CONFIG_HYPERV_NET"):...

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