def check_iothreadinfo(vm_name, cpu_range, config=''): """ Check the output of the iothreadinfo command with auto placement. :param vm_name: name of the VM to be executed on :param cpu_range: range of CPUs available as a string :param config: config parameter as a string, empty by default """ numa_info = utils_misc.NumaInfo() result = virsh.iothreadinfo(vm_name, options=config, debug=True, ignore_status=False) range_found = False for node in numa_info.get_online_nodes_withcpu(): if re.search('{}\s*{}'.format(node, cpu_range), result.stdout_text): logging.debug('Expected cpu range: {} found in stdout for ' 'node: {}.'.format(cpu_range, node)) range_found = True else: logging.debug('Node {} has no cpu range'.format(node)) if not range_found: raise TestFail('Expected cpu range: {} not found in stdout of ' 'iothreadinfo command.'.format(cpu_range))
def run(test, params, env): """ Test command: virsh iothreadinfo. The command can get the number of iothread. 1.Prepare test environment,destroy or suspend a VM. 2.Perform virsh iothreadadd operation. 3.Recover test environment. 4.Confirm the test result. """ vm_name = params.get("main_vm") vm = env.get_vm(vm_name) pre_vm_state = params.get("iothread_pre_vm_state") command = params.get("iothread_command", "iothread") options = params.get("iothread_options") vm_ref = params.get("iothread_vm_ref", "name") iothreads = params.get("iothreads", 4) iothread_id = params.get("iothread_id", "6") cpuset = params.get("cpuset", "1") status_error = "yes" == params.get("status_error") iothreadids = params.get("iothreadids") iothreadpins = params.get("iothreadpins") try: iothreads = int(iothreads) except ValueError: # 'iothreads' may not invalid number in negative tests logging.debug("Can't convert %s to integer type", iothreads) # Save original configuration vmxml = vm_xml.VMXML.new_from_inactive_dumpxml(vm_name) orig_config_xml = vmxml.copy() try: if vm.is_alive(): vm.destroy() option_list = options.split(" ") for item in option_list: if virsh.has_command_help_match(command, item) is None: raise exceptions.TestSkipError("The current libvirt version" " doesn't support '%s' option" % item) # Set iothreads first if iothreadids: ids_xml = vm_xml.VMIothreadidsXML() ids_xml.iothread = iothreadids.split() vmxml.iothreadids = ids_xml if iothreadpins: cputune_xml = vm_xml.VMCPUTuneXML() io_pins = [] for pins in iothreadpins.split(): thread, cpu = pins.split(':') io_pins.append({"iothread": thread, "cpuset": cpu}) cputune_xml.iothreadpins = io_pins vmxml.cputune = cputune_xml vmxml.iothreads = iothreads logging.debug("Pre-test xml is %s", vmxml) vmxml.sync() # Restart, unless that's not our test if not vm.is_alive(): vm.start() vm.wait_for_login() domid = vm.get_id() # only valid for running domuuid = vm.get_uuid() if pre_vm_state == "shut off" and vm.is_alive(): vm.destroy() # Run test if vm_ref == "name": dom_option = vm_name elif vm_ref == "id": dom_option = domid elif vm_ref == "uuid": dom_option = domuuid else: dom_option = vm_ref ret = virsh.iothreadinfo(dom_option, options, ignore_status=True, debug=True) libvirt.check_exit_status(ret, status_error) if not status_error: # Check iothreadinfo by virsh command iothread_info = libvirt.get_iothreadsinfo(dom_option, options) logging.debug("iothreadinfo: %s", iothread_info) for x in iothreadids.split(): if x not in iothread_info: raise exceptions.TestFail("Failed to get iothreadinfo %s", x) finally: # Cleanup if vm.is_alive(): vm.destroy() orig_config_xml.sync()