How to use load_interface_info method in lisa

Best Python code snippet using lisa_python

nic.py

Source:nic.py

...196            self._node.get_pure_path(f"{str(bind_path)}"),197            sudo=True,198        )199        nic.bound_driver = nic.driver_sysfs_path.name200    def load_interface_info(self, nic_name: Optional[str] = None) -> None:201        command = "/sbin/ip addr show"202        if nic_name:203            command += f" {nic_name}"204        result = self._node.execute(205            command,206            shell=True,207            expected_exit_code=0,208            expected_exit_code_failure_message=(209                f"Could not run {command} on node {self._node.name}"210            ),211        )212        entries = find_groups_in_lines(213            result.stdout, self.__ip_addr_show_regex, single_line=False214        )215        found_nics = []216        for entry in entries:217            self._node.log.debug(f"Found nic info: {entry}")218            nic_name = entry["name"]219            mac = entry["mac"]220            ip_addr = entry["ip_addr"]221            if nic_name in self.get_upper_nics():222                nic_entry = self.nics[nic_name]223                nic_entry.ip_addr = ip_addr224                nic_entry.mac_addr = mac225                found_nics.append(nic_name)226        if not nic_name:227            assert_that(sorted(found_nics)).described_as(228                f"Could not locate nic info for all nics. "229                f"Nic set was {self.nics.keys()} and only found info for {found_nics}"230            ).is_equal_to(sorted(self.nics.keys()))231    def reload(self) -> None:232        self.nics.clear()233        self._initialize()234    @retry(tries=15, delay=3, backoff=1.15)235    def wait_for_sriov_enabled(self) -> None:236        lspci = self._node.tools[Lspci]237        # check for VFs on the guest238        vfs = lspci.get_devices_by_type(constants.DEVICE_TYPE_SRIOV, force_run=True)239        assert_that(len(vfs)).described_as(240            "Could not identify any SRIOV NICs on the test node."241        ).is_not_zero()242        # check if the NIC driver has finished setting up the243        # failsafe pair, reload if not244        if not self.get_lower_nics():245            self.reload()246        if not self.get_lower_nics():247            assert_that(self.get_lower_nics()).described_as(248                "Did not detect any upper/lower sriov paired nics!: "249                f"upper: {self.get_upper_nics()} "250                f"lower: {self.get_lower_nics()} "251                f"unpaired: {self.get_unpaired_devices()}"252                f"vfs: {','.join([str(pci) for pci in vfs])}"253            ).is_not_empty()254    def _initialize(self, *args: Any, **kwargs: Any) -> None:255        self._node.log.debug("loading nic information...")256        self.nic_names = self._get_nic_names()257        self._get_node_nic_info()258        self._get_default_nic()259        self.load_interface_info()260        self._get_nic_uuids()261        for nic in self.get_upper_nics():262            self.get_nic_driver(nic)263    def _get_nic_names(self) -> List[str]:264        # identify all of the nics on the device, excluding tunnels and loopbacks etc.265        all_nics = self._node.execute(266            "ls /sys/class/net/",267            shell=True,268            sudo=True,269        ).stdout.split()270        virtual_nics = self._node.execute(271            "ls /sys/devices/virtual/net",272            shell=True,273            sudo=True,...

netinterface.py

Source:netinterface.py

...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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