How to use _generate_max_capability method in lisa

Best Python code snippet using lisa_python
platform_.py
Source:platform_.py
...1574            product=plan_product,1575            publisher=plan_publisher,1576        )1577        return plan1578    def _generate_max_capability(self, vm_size: str, location: str) -> AzureCapability:1579        # some vm size cannot be queried from API, so use default capability to1580        # run with best guess on capability.1581        node_space = schema.NodeSpace(1582            node_count=1,1583            core_count=search_space.IntRange(min=1),1584            memory_mb=search_space.IntRange(min=0),1585            gpu_count=search_space.IntRange(min=0),1586        )1587        node_space.disk = features.AzureDiskOptionSettings()1588        node_space.disk.data_disk_count = search_space.IntRange(min=0)1589        node_space.disk.disk_type = search_space.SetSpace[schema.DiskType](1590            is_allow_set=True, items=[]1591        )1592        node_space.disk.disk_type.add(schema.DiskType.PremiumSSDLRS)1593        node_space.disk.disk_type.add(schema.DiskType.Ephemeral)1594        node_space.disk.disk_type.add(schema.DiskType.StandardHDDLRS)1595        node_space.disk.disk_type.add(schema.DiskType.StandardSSDLRS)1596        node_space.network_interface = schema.NetworkInterfaceOptionSettings()1597        node_space.network_interface.data_path = search_space.SetSpace[1598            schema.NetworkDataPath1599        ](is_allow_set=True, items=[])1600        node_space.network_interface.data_path.add(schema.NetworkDataPath.Synthetic)1601        node_space.network_interface.data_path.add(schema.NetworkDataPath.Sriov)1602        node_space.network_interface.nic_count = search_space.IntRange(min=1)1603        # till now, the max nic number supported in Azure is 81604        node_space.network_interface.max_nic_count = 81605        azure_capability = AzureCapability(1606            location=location,1607            vm_size=vm_size,1608            capability=node_space,1609            resource_sku={},1610        )1611        node_space.name = f"{location}_{vm_size}"1612        node_space.features = search_space.SetSpace[schema.FeatureSettings](1613            is_allow_set=True1614        )1615        # all nodes support following features1616        all_features = self.supported_features()1617        node_space.features.update(1618            [schema.FeatureSettings.create(x.name()) for x in all_features]1619        )1620        _convert_to_azure_node_space(node_space)1621        return azure_capability1622    def _generate_min_capability(1623        self,1624        requirement: schema.NodeSpace,1625        azure_capability: AzureCapability,1626        location: str,1627    ) -> schema.NodeSpace:1628        min_cap: schema.NodeSpace = requirement.generate_min_capability(1629            azure_capability.capability1630        )1631        # Apply azure specified values. They will pass into arm template1632        azure_node_runbook = min_cap.get_extended_runbook(AzureNodeSchema, AZURE)1633        if azure_node_runbook.location:1634            assert location in azure_node_runbook.location, (1635                f"predefined location [{azure_node_runbook.location}] "1636                f"must be same as "1637                f"cap location [{location}]"1638            )1639        # the location may not be set1640        azure_node_runbook.location = location1641        azure_node_runbook.vm_size = azure_capability.vm_size1642        return min_cap1643    def _generate_sas_token(self, result_dict: Dict[str, str]) -> Any:1644        sc_name = result_dict["account_name"]1645        container_name = result_dict["container_name"]1646        rg = result_dict["resource_group_name"]1647        blob_name = result_dict["blob_name"]1648        source_container_client = get_or_create_storage_container(1649            credential=self.credential,1650            subscription_id=self.subscription_id,1651            account_name=sc_name,1652            container_name=container_name,1653            resource_group_name=rg,1654        )1655        source_blob = source_container_client.get_blob_client(blob_name)1656        sas_token = generate_sas_token(1657            credential=self.credential,1658            subscription_id=self.subscription_id,1659            account_name=sc_name,1660            resource_group_name=rg,1661        )1662        source_url = source_blob.url + "?" + sas_token1663        return source_url1664    @lru_cache(maxsize=10)  # noqa: B0191665    def _get_deployable_vhd_path(1666        self, vhd_path: str, location: str, log: Logger1667    ) -> str:1668        """1669        The sas url is not able to create a vm directly, so this method check if1670        the vhd_path is a sas url. If so, copy it to a location in current1671        subscription, so it can be deployed.1672        """1673        matches = SAS_URL_PATTERN.match(vhd_path)1674        if not matches:1675            vhd_details = self._get_vhd_details(vhd_path)1676            vhd_location = vhd_details["location"]1677            if location == vhd_location:1678                return vhd_path1679            else:1680                vhd_path = self._generate_sas_token(vhd_details)1681                matches = SAS_URL_PATTERN.match(vhd_path)1682                assert matches, f"fail to generate sas url for {vhd_path}"1683                log.debug(1684                    f"the vhd location {location} is not same with running case "1685                    f"location {vhd_location}, generate a sas url for source vhd, "1686                    f"it needs to be copied into location {location}."1687                )1688        else:1689            log.debug("found the vhd is a sas url, it may need to be copied.")1690        # get original vhd's hash key for comparing.1691        original_key: Optional[bytearray] = None1692        original_vhd_path = vhd_path1693        original_blob_client = BlobClient.from_blob_url(original_vhd_path)1694        properties = original_blob_client.get_blob_properties()1695        if properties.content_settings:1696            original_key = properties.content_settings.get(1697                "content_md5", None1698            )  # type: ignore1699        storage_name = get_storage_account_name(1700            subscription_id=self.subscription_id, location=location, type="t"1701        )1702        check_or_create_storage_account(1703            self.credential,1704            self.subscription_id,1705            storage_name,1706            self._azure_runbook.shared_resource_group_name,1707            location,1708            log,1709        )1710        container_client = get_or_create_storage_container(1711            credential=self.credential,1712            subscription_id=self.subscription_id,1713            account_name=storage_name,1714            container_name=SAS_COPIED_CONTAINER_NAME,1715            resource_group_name=self._azure_runbook.shared_resource_group_name,1716        )1717        normalized_vhd_name = constants.NORMALIZE_PATTERN.sub("-", vhd_path)1718        year = matches["year"] if matches["year"] else "9999"1719        month = matches["month"] if matches["month"] else "01"1720        day = matches["day"] if matches["day"] else "01"1721        # use the expire date to generate the path. It's easy to identify when1722        # the cache can be removed.1723        vhd_path = f"{year}{month}{day}/{normalized_vhd_name}.vhd"1724        full_vhd_path = f"{container_client.url}/{vhd_path}"1725        # lock here to prevent a vhd is copied in multi-thread1726        global _global_sas_vhd_copy_lock1727        cached_key: Optional[bytearray] = None1728        with _global_sas_vhd_copy_lock:1729            blobs = container_client.list_blobs(name_starts_with=vhd_path)1730            for blob in blobs:1731                if blob:1732                    # check if hash key matched with original key.1733                    if blob.content_settings:1734                        cached_key = blob.content_settings.get("content_md5", None)1735                    if original_key == cached_key:1736                        # if it exists, return the link, not to copy again.1737                        log.debug("the sas url is copied already, use it directly.")1738                        return full_vhd_path1739                    else:1740                        log.debug("found cached vhd, but the hash key mismatched.")1741            blob_client = container_client.get_blob_client(vhd_path)1742            blob_client.start_copy_from_url(1743                original_vhd_path, metadata=None, incremental_copy=False1744            )1745            wait_copy_blob(blob_client, vhd_path, log)1746        return full_vhd_path1747    def _get_vhd_details(self, vhd_path: str) -> Any:1748        matched = STORAGE_CONTAINER_BLOB_PATTERN.match(vhd_path)1749        assert matched, f"fail to get matched info from {vhd_path}"1750        sc_name = matched.group("sc")1751        container_name = matched.group("container")1752        blob_name = matched.group("blob")1753        storage_client = get_storage_client(self.credential, self.subscription_id)1754        sc = [x for x in storage_client.storage_accounts.list() if x.name == sc_name]1755        assert sc[1756            01757        ], f"fail to get storage account {sc_name} from {self.subscription_id}"1758        rg = get_matched_str(sc[0].id, RESOURCE_GROUP_PATTERN)1759        return {1760            "location": sc[0].location,1761            "resource_group_name": rg,1762            "account_name": sc_name,1763            "container_name": container_name,1764            "blob_name": blob_name,1765        }1766    def _generate_data_disks(1767        self,1768        node: Node,1769        azure_node_runbook: AzureNodeArmParameter,1770    ) -> List[DataDiskSchema]:1771        data_disks: List[DataDiskSchema] = []1772        assert node.capability.disk1773        if azure_node_runbook.marketplace:1774            marketplace = self._get_image_info(1775                azure_node_runbook.location, azure_node_runbook.marketplace1776            )1777            # some images has data disks by default1778            # e.g. microsoft-ads linux-data-science-vm linuxdsvm 21.05.271779            # we have to inject below part when dataDisks section added in1780            #  arm template,1781            # otherwise will see below exception:1782            # deployment failed: InvalidParameter: StorageProfile.dataDisks.lun1783            #  does not have required value(s) for image specified in1784            #  storage profile.1785            for default_data_disk in marketplace.data_disk_images:1786                data_disks.append(1787                    DataDiskSchema(1788                        node.capability.disk.data_disk_caching_type,1789                        default_data_disk.additional_properties["sizeInGb"],1790                        azure_node_runbook.disk_type,1791                        DataDiskCreateOption.DATADISK_CREATE_OPTION_TYPE_FROM_IMAGE,1792                    )1793                )1794        assert isinstance(1795            node.capability.disk.data_disk_count, int1796        ), f"actual: {type(node.capability.disk.data_disk_count)}"1797        for _ in range(node.capability.disk.data_disk_count):1798            assert isinstance(node.capability.disk.data_disk_size, int)1799            data_disks.append(1800                DataDiskSchema(1801                    node.capability.disk.data_disk_caching_type,1802                    node.capability.disk.data_disk_size,1803                    azure_node_runbook.disk_type,1804                    DataDiskCreateOption.DATADISK_CREATE_OPTION_TYPE_EMPTY,1805                )1806            )1807        return data_disks1808    @lru_cache(maxsize=10)  # noqa: B0191809    def _get_image_info(1810        self, location: str, marketplace: Optional[AzureVmMarketplaceSchema]1811    ) -> VirtualMachineImage:1812        compute_client = get_compute_client(self)1813        assert isinstance(marketplace, AzureVmMarketplaceSchema)1814        with global_credential_access_lock:1815            image_info = compute_client.virtual_machine_images.get(1816                location=location,1817                publisher_name=marketplace.publisher,1818                offer=marketplace.offer,1819                skus=marketplace.sku,1820                version=marketplace.version,1821            )1822        return image_info1823    def _get_location_key(self, location: str) -> str:1824        return f"{self.subscription_id}_{location}"1825    def _enable_ssh_on_windows(self, node: Node) -> None:1826        runbook = node.capability.get_extended_runbook(AzureNodeSchema)1827        if runbook.is_linux:1828            return1829        context = get_node_context(node)1830        remote_node = cast(RemoteNode, node)1831        log = node.log1832        log.debug(1833            f"checking if SSH port {remote_node.public_port} is reachable "1834            f"on {remote_node.name}..."1835        )1836        connected, _ = wait_tcp_port_ready(1837            address=remote_node.public_address,1838            port=remote_node.public_port,1839            log=log,1840            timeout=3,1841        )1842        if connected:1843            log.debug("SSH port is reachable.")1844            return1845        log.debug("SSH port is not open, enabling ssh on Windows ...")1846        # The SSH port is not opened, try to enable it.1847        public_key_data = get_public_key_data(self.runbook.admin_private_key_file)1848        with open(Path(__file__).parent / "Enable-SSH.ps1", "r") as f:1849            script = f.read()1850        parameters = RunCommandInputParameter(name="PublicKey", value=public_key_data)1851        command = RunCommandInput(1852            command_id="RunPowerShellScript",1853            script=[script],1854            parameters=[parameters],1855        )1856        compute_client = get_compute_client(self)1857        operation = compute_client.virtual_machines.begin_run_command(1858            resource_group_name=context.resource_group_name,1859            vm_name=context.vm_name,1860            parameters=command,1861        )1862        result = wait_operation(operation=operation, failure_identity="enable ssh")1863        log.debug("SSH script result:")1864        log.dump_json(logging.DEBUG, result)1865    def _get_vhd_os_disk_size(self, blob_url: str) -> int:1866        result_dict = self._get_vhd_details(blob_url)1867        container_client = get_or_create_storage_container(1868            credential=self.credential,1869            subscription_id=self.subscription_id,1870            account_name=result_dict["account_name"],1871            container_name=result_dict["container_name"],1872            resource_group_name=result_dict["resource_group_name"],1873        )1874        vhd_blob = container_client.get_blob_client(result_dict["blob_name"])1875        properties = vhd_blob.get_blob_properties()1876        assert properties.size, f"fail to get blob size of {blob_url}"1877        # Azure requires only megabyte alignment of vhds, round size up1878        # for cases where the size is megabyte aligned1879        return math.ceil(properties.size / 1024 / 1024 / 1024)1880    def _get_sig_info(1881        self, shared_image: SharedImageGallerySchema1882    ) -> GalleryImageVersion:1883        compute_client = get_compute_client(self)1884        return compute_client.gallery_image_versions.get(1885            resource_group_name=shared_image.resource_group_name,1886            gallery_name=shared_image.image_gallery,1887            gallery_image_name=shared_image.image_definition,1888            gallery_image_version_name=shared_image.image_version,1889            expand="ReplicationStatus",1890        )1891    def _get_sig_os_disk_size(self, shared_image: SharedImageGallerySchema) -> int:1892        found_image = self._get_sig_info(shared_image)1893        assert found_image.storage_profile.os_disk_image.size_in_gb1894        return int(found_image.storage_profile.os_disk_image.size_in_gb)1895    def _get_normalized_vm_sizes(1896        self, name: str, location: str, log: Logger1897    ) -> List[str]:1898        split_vm_sizes: List[str] = [x.strip() for x in name.split(",")]1899        for index, vm_size in enumerate(split_vm_sizes):1900            split_vm_sizes[index] = self._get_normalized_vm_size(vm_size, location, log)1901        return [x for x in split_vm_sizes if x]1902    def _get_normalized_vm_size(self, name: str, location: str, log: Logger) -> str:1903        # find predefined vm size on all available's.1904        location_info: AzureLocation = self.get_location_info(location, log)1905        matched_score: float = 01906        matched_name: str = ""1907        matcher = SequenceMatcher(None, name.lower(), "")1908        for vm_size in location_info.capabilities:1909            matcher.set_seq2(vm_size.lower())1910            if name.lower() in vm_size.lower() and matched_score < matcher.ratio():1911                matched_name = vm_size1912                matched_score = matcher.ratio()1913        return matched_name1914    def _get_capabilities(1915        self, vm_sizes: List[str], location: str, use_max_capability: bool, log: Logger1916    ) -> List[AzureCapability]:1917        candidate_caps: List[AzureCapability] = []1918        caps = self.get_location_info(location, log).capabilities1919        for vm_size in vm_sizes:1920            # force to use max capability to run test cases as much as possible,1921            # or force to support non-exists vm size.1922            if use_max_capability:1923                candidate_caps.append(self._generate_max_capability(vm_size, location))1924                continue1925            if vm_size in caps:1926                candidate_caps.append(caps[vm_size])1927        return candidate_caps1928    def _get_matched_capability(1929        self,1930        requirement: schema.NodeSpace,1931        candidate_capabilities: List[AzureCapability],1932    ) -> Optional[schema.NodeSpace]:1933        matched_cap: Optional[schema.NodeSpace] = None1934        # filter allowed vm sizes1935        for azure_cap in candidate_capabilities:1936            check_result = requirement.check(azure_cap.capability)1937            if check_result.result:...
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