How to use get_device_names_by_type method in lisa

Best Python code snippet using lisa_python

nvme.py

Source:nvme.py

...357            before_pci_count = lspci.disable_devices_by_type(device_type)358            # 2. Enable PCI devices.359            lspci.enable_devices()360            # 3. Get PCI devices slots.361            after_devices_slots = lspci.get_device_names_by_type(device_type, True)362            # 4. Check PCI devices are back after rescan.363            assert_that(364                after_devices_slots,365                "After rescan, the disabled PCI devices should be back.",366            ).is_length(before_pci_count)367    def _validate_nvme_disk(self, environment: Environment, node: Node) -> None:368        # 1. Get nvme devices and nvme namespaces from /dev/ folder,369        #  compare the count of nvme namespaces and nvme devices.370        nvme = node.features[Nvme]371        nvme_device = nvme.get_devices()372        nvme_namespace = nvme.get_namespaces()373        assert_that(nvme_device).described_as(374            "nvme devices count should be equal to namespace count by listing devices "375            "under folder /dev."...

common.py

Source:common.py

...49        vm_nics[node.name] = node_nic_info.nics50    return vm_nics51def get_used_module(node: Node) -> str:52    lspci = node.tools[Lspci]53    devices_slots = lspci.get_device_names_by_type(54        constants.DEVICE_TYPE_SRIOV, force_run=True55    )56    # there will not be multiple Mellanox types in one VM57    # get the used module using any one of sriov device58    return lspci.get_used_module(devices_slots[0])59def get_used_config(node: Node) -> str:60    return modules_config_dict[get_used_module(node)]61def remove_module(node: Node) -> str:62    modprobe = node.tools[Modprobe]63    module_in_used = get_used_module(node)64    assert_that(reload_modules_dict).described_as(65        f"used modules {module_in_used} should be contained"66        f" in dict {reload_modules_dict}"67    ).contains(module_in_used)68    modprobe.remove(reload_modules_dict[module_in_used])69    return module_in_used70def load_module(node: Node, module_name: str) -> None:71    modprobe = node.tools[Modprobe]72    modprobe.load(module_name)73def get_packets(node: Node, nic_name: str, name: str = "tx_packets") -> int:74    cat = node.tools[Cat]75    return int(cat.read(f"/sys/class/net/{nic_name}/statistics/{name}", force_run=True))76@retry(exceptions=AssertionError, tries=150, delay=2)77def sriov_basic_test(78    environment: Environment, vm_nics: Dict[str, Dict[str, NicInfo]]79) -> None:80    for node in environment.nodes.list():81        # 1. Check module of sriov network device is loaded.82        used_module = get_used_module(node)83        if not node.tools[KernelConfig].is_built_in(modules_config_dict[used_module]):84            lsmod = node.tools[Lsmod]85            assert_that(lsmod.module_exists(used_module, force_run=True)).described_as(86                "The module of sriov network device isn't loaded."87            ).is_true()88        # 2. Check VF counts listed from lspci is expected.89        lspci = node.tools[Lspci]90        devices_slots = lspci.get_device_names_by_type(91            constants.DEVICE_TYPE_SRIOV, force_run=True92        )93        assert_that(devices_slots).described_as(94            "count of sriov devices listed from lspci is not expected,"95            " please check the driver works properly"96        ).is_length(len([x for x in vm_nics[node.name].values() if x.lower != ""]))97def sriov_vf_connection_test(98    environment: Environment,99    vm_nics: Dict[str, Dict[str, NicInfo]],100    turn_off_vf: bool = False,101    remove_module: bool = False,102) -> None:103    source_node = cast(RemoteNode, environment.nodes[0])104    dest_node = cast(RemoteNode, environment.nodes[1])...

lspci.py

Source:lspci.py

...73    def _install(self) -> bool:74        if isinstance(self.node.os, Posix):75            self.node.os.install_packages("pciutils")76        return self._check_exists()77    def get_device_names_by_type(78        self, device_type: str, force_run: bool = False79    ) -> List[str]:80        if device_type.upper() not in DEVICE_TYPE_DICT.keys():81            raise LisaException(f"pci_type '{device_type}' is not recognized.")82        class_names = DEVICE_TYPE_DICT[device_type.upper()]83        devices_list = self.get_devices(force_run)84        devices_slots = [x.slot for x in devices_list if x.device_class in class_names]85        return devices_slots86    def get_devices_by_type(87        self, device_type: str, force_run: bool = False88    ) -> List[PciDevice]:89        if device_type.upper() not in DEVICE_TYPE_DICT.keys():90            raise LisaException(91                f"pci_type '{device_type}' is not supported to be searched."...

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