How to use hyperv_connect_nested_vm method in lisa

Best Python code snippet using lisa_python

nestedperf.py

Source:nestedperf.py

...716            # create raid717            if setup_raid:718                mdadm.create_raid(data_disks_id)719            # get l2 vm720            nested_vm = hyperv_connect_nested_vm(721                node,722                nested_image_username,723                nested_image_password,724                nested_image_port,725                nested_image_url,726            )727            # Each fio process start jobs equal to the iodepth to read/write from728            # the disks. The max number of jobs can be equal to the core count of729            # the node.730            # Examples:731            # iodepth = 4, core count = 8 => max_jobs = 4732            # iodepth = 16, core count = 8 => max_jobs = 8733            num_jobs = []734            iodepth_iter = start_iodepth735            core_count = node.tools[Lscpu].get_core_count()736            while iodepth_iter <= max_iodepth:737                num_jobs.append(min(iodepth_iter, core_count))738                iodepth_iter = iodepth_iter * 2739            # run fio test740            perf_disk(741                nested_vm,742                start_iodepth,743                max_iodepth,744                filename,745                test_name=inspect.stack()[1][3],746                core_count=core_count,747                disk_count=1,748                disk_setup_type=DiskSetupType.raid0,749                disk_type=DiskType.premiumssd,750                test_result=test_result,751                num_jobs=num_jobs,752                size_mb=8192,753                overwrite=True,754            )755        finally:756            try:757                hyperv_remove_nested_vm(node)758                node.tools[Mdadm].stop_raid()759            except Exception as e:760                log.debug(f"Failed to cleanup Hyper-V vm: {e}")761                node.mark_dirty()762    def _windows_setup_nat(763        self,764        node: RemoteNode,765        nested_vm_name: str,766        guest_username: str,767        guest_password: str,768        guest_port: int,769        guest_image_url: str,770    ) -> RemoteNode:771        nested_vm = hyperv_connect_nested_vm(772            node,773            guest_username,774            guest_password,775            guest_port,776            guest_image_url,777            name=nested_vm_name,778        )779        # ntttcp uses port in the range (5000, 5065)780        # map all traffic on these ports to the guest vm781        local_ip = node.tools[HyperV].get_ip_address(nested_vm_name)782        for i in range(5000, 5065):783            node.tools[HyperV].setup_port_forwarding(784                nat_name=HYPERV_NAT_NAME, host_port=i, guest_port=i, guest_ip=local_ip785            )...

common.py

Source:common.py

...83    )84    # wait for nested vm ssh connection to be ready85    try_connect(connection_info)86    return nested_vm87def hyperv_connect_nested_vm(88    host: RemoteNode,89    guest_username: str,90    guest_password: str,91    port: int,92    guest_image_url: str,93    name: str = "l2_vm",94    image_name: str = HYPERV_NESTED_VM_IMAGE_NAME,95    switch_name: str = "nestedvmswitch",96    nat_name: str = HYPERV_NAT_NAME,97) -> RemoteNode:98    # delete vm if it exists, otherwise it will fail to delete99    # any present images100    hyperv = host.tools[HyperV]101    hyperv.delete_vm(name)...

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