diff options
Diffstat (limited to 'tools/testing/selftests/tc-testing/tdc.py')
| -rwxr-xr-x | tools/testing/selftests/tc-testing/tdc.py | 250 |
1 files changed, 189 insertions, 61 deletions
diff --git a/tools/testing/selftests/tc-testing/tdc.py b/tools/testing/selftests/tc-testing/tdc.py index b98256f384..a6718192af 100755 --- a/tools/testing/selftests/tc-testing/tdc.py +++ b/tools/testing/selftests/tc-testing/tdc.py @@ -16,6 +16,8 @@ import json import subprocess import time import traceback +import random +from multiprocessing import Pool from collections import OrderedDict from string import Template @@ -38,12 +40,11 @@ class PluginMgrTestFail(Exception): class PluginMgr: def __init__(self, argparser): super().__init__() - self.plugins = {} + self.plugins = set() self.plugin_instances = [] self.failed_plugins = {} self.argparser = argparser - # TODO, put plugins in order plugindir = os.getenv('TDC_PLUGIN_DIR', './plugins') for dirpath, dirnames, filenames in os.walk(plugindir): for fn in filenames: @@ -53,32 +54,43 @@ class PluginMgr: not fn.startswith('.#')): mn = fn[0:-3] foo = importlib.import_module('plugins.' + mn) - self.plugins[mn] = foo - self.plugin_instances.append(foo.SubPlugin()) + self.plugins.add(mn) + self.plugin_instances[mn] = foo.SubPlugin() def load_plugin(self, pgdir, pgname): pgname = pgname[0:-3] + self.plugins.add(pgname) + foo = importlib.import_module('{}.{}'.format(pgdir, pgname)) - self.plugins[pgname] = foo - self.plugin_instances.append(foo.SubPlugin()) - self.plugin_instances[-1].check_args(self.args, None) + + # nsPlugin must always be the first one + if pgname == "nsPlugin": + self.plugin_instances.insert(0, (pgname, foo.SubPlugin())) + self.plugin_instances[0][1].check_args(self.args, None) + else: + self.plugin_instances.append((pgname, foo.SubPlugin())) + self.plugin_instances[-1][1].check_args(self.args, None) def get_required_plugins(self, testlist): ''' Get all required plugins from the list of test cases and return all unique items. ''' - reqs = [] + reqs = set() for t in testlist: try: if 'requires' in t['plugins']: if isinstance(t['plugins']['requires'], list): - reqs.extend(t['plugins']['requires']) + reqs.update(set(t['plugins']['requires'])) else: - reqs.append(t['plugins']['requires']) + reqs.add(t['plugins']['requires']) + t['plugins'] = t['plugins']['requires'] + else: + t['plugins'] = [] except KeyError: + t['plugins'] = [] continue - reqs = get_unique_item(reqs) + return reqs def load_required_plugins(self, reqs, parser, args, remaining): @@ -115,15 +127,17 @@ class PluginMgr: return args def call_pre_suite(self, testcount, testidlist): - for pgn_inst in self.plugin_instances: + for (_, pgn_inst) in self.plugin_instances: pgn_inst.pre_suite(testcount, testidlist) def call_post_suite(self, index): - for pgn_inst in reversed(self.plugin_instances): + for (_, pgn_inst) in reversed(self.plugin_instances): pgn_inst.post_suite(index) def call_pre_case(self, caseinfo, *, test_skip=False): - for pgn_inst in self.plugin_instances: + for (pgn, pgn_inst) in self.plugin_instances: + if pgn not in caseinfo['plugins']: + continue try: pgn_inst.pre_case(caseinfo, test_skip) except Exception as ee: @@ -133,29 +147,37 @@ class PluginMgr: print('testid is {}'.format(caseinfo['id'])) raise - def call_post_case(self): - for pgn_inst in reversed(self.plugin_instances): + def call_post_case(self, caseinfo): + for (pgn, pgn_inst) in reversed(self.plugin_instances): + if pgn not in caseinfo['plugins']: + continue pgn_inst.post_case() - def call_pre_execute(self): - for pgn_inst in self.plugin_instances: + def call_pre_execute(self, caseinfo): + for (pgn, pgn_inst) in self.plugin_instances: + if pgn not in caseinfo['plugins']: + continue pgn_inst.pre_execute() - def call_post_execute(self): - for pgn_inst in reversed(self.plugin_instances): + def call_post_execute(self, caseinfo): + for (pgn, pgn_inst) in reversed(self.plugin_instances): + if pgn not in caseinfo['plugins']: + continue pgn_inst.post_execute() def call_add_args(self, parser): - for pgn_inst in self.plugin_instances: + for (pgn, pgn_inst) in self.plugin_instances: parser = pgn_inst.add_args(parser) return parser def call_check_args(self, args, remaining): - for pgn_inst in self.plugin_instances: + for (pgn, pgn_inst) in self.plugin_instances: pgn_inst.check_args(args, remaining) - def call_adjust_command(self, stage, command): - for pgn_inst in self.plugin_instances: + def call_adjust_command(self, caseinfo, stage, command): + for (pgn, pgn_inst) in self.plugin_instances: + if pgn not in caseinfo['plugins']: + continue command = pgn_inst.adjust_command(stage, command) return command @@ -177,7 +199,7 @@ def replace_keywords(cmd): return subcmd -def exec_cmd(args, pm, stage, command): +def exec_cmd(caseinfo, args, pm, stage, command): """ Perform any required modifications on an executable command, then run it in a subprocess and return the results. @@ -187,9 +209,10 @@ def exec_cmd(args, pm, stage, command): if '$' in command: command = replace_keywords(command) - command = pm.call_adjust_command(stage, command) + command = pm.call_adjust_command(caseinfo, stage, command) if args.verbose > 0: print('command "{}"'.format(command)) + proc = subprocess.Popen(command, shell=True, stdout=subprocess.PIPE, @@ -211,7 +234,7 @@ def exec_cmd(args, pm, stage, command): return proc, foutput -def prepare_env(args, pm, stage, prefix, cmdlist, output = None): +def prepare_env(caseinfo, args, pm, stage, prefix, cmdlist, output = None): """ Execute the setup/teardown commands for a test case. Optionally terminate test execution if the command fails. @@ -229,7 +252,7 @@ def prepare_env(args, pm, stage, prefix, cmdlist, output = None): if not cmd: continue - (proc, foutput) = exec_cmd(args, pm, stage, cmd) + (proc, foutput) = exec_cmd(caseinfo, args, pm, stage, cmd) if proc and (proc.returncode not in exit_codes): print('', file=sys.stderr) @@ -352,6 +375,10 @@ def find_in_json_other(res, outputJSONVal, matchJSONVal, matchJSONKey=None): def run_one_test(pm, args, index, tidx): global NAMES + ns = NAMES['NS'] + dev0 = NAMES['DEV0'] + dev1 = NAMES['DEV1'] + dummy = NAMES['DUMMY'] result = True tresult = "" tap = "" @@ -366,38 +393,42 @@ def run_one_test(pm, args, index, tidx): res.set_result(ResultState.skip) res.set_errormsg('Test case designated as skipped.') pm.call_pre_case(tidx, test_skip=True) - pm.call_post_execute() + pm.call_post_execute(tidx) return res if 'dependsOn' in tidx: if (args.verbose > 0): print('probe command for test skip') - (p, procout) = exec_cmd(args, pm, 'execute', tidx['dependsOn']) + (p, procout) = exec_cmd(tidx, args, pm, 'execute', tidx['dependsOn']) if p: if (p.returncode != 0): res = TestResult(tidx['id'], tidx['name']) res.set_result(ResultState.skip) res.set_errormsg('probe command: test skipped.') pm.call_pre_case(tidx, test_skip=True) - pm.call_post_execute() + pm.call_post_execute(tidx) return res # populate NAMES with TESTID for this test NAMES['TESTID'] = tidx['id'] + NAMES['NS'] = '{}-{}'.format(NAMES['NS'], tidx['random']) + NAMES['DEV0'] = '{}id{}'.format(NAMES['DEV0'], tidx['id']) + NAMES['DEV1'] = '{}id{}'.format(NAMES['DEV1'], tidx['id']) + NAMES['DUMMY'] = '{}id{}'.format(NAMES['DUMMY'], tidx['id']) pm.call_pre_case(tidx) - prepare_env(args, pm, 'setup', "-----> prepare stage", tidx["setup"]) + prepare_env(tidx, args, pm, 'setup', "-----> prepare stage", tidx["setup"]) if (args.verbose > 0): print('-----> execute stage') - pm.call_pre_execute() - (p, procout) = exec_cmd(args, pm, 'execute', tidx["cmdUnderTest"]) + pm.call_pre_execute(tidx) + (p, procout) = exec_cmd(tidx, args, pm, 'execute', tidx["cmdUnderTest"]) if p: exit_code = p.returncode else: exit_code = None - pm.call_post_execute() + pm.call_post_execute(tidx) if (exit_code is None or exit_code != int(tidx["expExitCode"])): print("exit: {!r}".format(exit_code)) @@ -409,7 +440,7 @@ def run_one_test(pm, args, index, tidx): else: if args.verbose > 0: print('-----> verify stage') - (p, procout) = exec_cmd(args, pm, 'verify', tidx["verifyCmd"]) + (p, procout) = exec_cmd(tidx, args, pm, 'verify', tidx["verifyCmd"]) if procout: if 'matchJSON' in tidx: verify_by_json(procout, res, tidx, args, pm) @@ -431,15 +462,49 @@ def run_one_test(pm, args, index, tidx): else: res.set_result(ResultState.success) - prepare_env(args, pm, 'teardown', '-----> teardown stage', tidx['teardown'], procout) - pm.call_post_case() + prepare_env(tidx, args, pm, 'teardown', '-----> teardown stage', tidx['teardown'], procout) + pm.call_post_case(tidx) index += 1 # remove TESTID from NAMES del(NAMES['TESTID']) + + # Restore names + NAMES['NS'] = ns + NAMES['DEV0'] = dev0 + NAMES['DEV1'] = dev1 + NAMES['DUMMY'] = dummy + return res +def prepare_run(pm, args, testlist): + tcount = len(testlist) + emergency_exit = False + emergency_exit_message = '' + + try: + pm.call_pre_suite(tcount, testlist) + except Exception as ee: + ex_type, ex, ex_tb = sys.exc_info() + print('Exception {} {} (caught in pre_suite).'. + format(ex_type, ex)) + traceback.print_tb(ex_tb) + emergency_exit_message = 'EMERGENCY EXIT, call_pre_suite failed with exception {} {}\n'.format(ex_type, ex) + emergency_exit = True + + if emergency_exit: + pm.call_post_suite(1) + return emergency_exit_message + + if args.verbose: + print('give test rig 2 seconds to stabilize') + + time.sleep(2) + +def purge_run(pm, index): + pm.call_post_suite(index) + def test_runner(pm, args, filtered_tests): """ Driver function for the unit tests. @@ -455,28 +520,9 @@ def test_runner(pm, args, filtered_tests): tap = '' badtest = None stage = None - emergency_exit = False - emergency_exit_message = '' tsr = TestSuiteReport() - try: - pm.call_pre_suite(tcount, [tidx['id'] for tidx in testlist]) - except Exception as ee: - ex_type, ex, ex_tb = sys.exc_info() - print('Exception {} {} (caught in pre_suite).'. - format(ex_type, ex)) - traceback.print_tb(ex_tb) - emergency_exit_message = 'EMERGENCY EXIT, call_pre_suite failed with exception {} {}\n'.format(ex_type, ex) - emergency_exit = True - stage = 'pre-SUITE' - - if emergency_exit: - pm.call_post_suite(index) - return emergency_exit_message - if args.verbose > 1: - print('give test rig 2 seconds to stabilize') - time.sleep(2) for tidx in testlist: if "flower" in tidx["category"] and args.device == None: errmsg = "Tests using the DEV2 variable must define the name of a " @@ -539,7 +585,68 @@ def test_runner(pm, args, filtered_tests): if input(sys.stdin): print('got something on stdin') - pm.call_post_suite(index) + return (index, tsr) + +def mp_bins(alltests): + serial = [] + parallel = [] + + for test in alltests: + if 'nsPlugin' not in test['plugins']: + serial.append(test) + else: + # We can only create one netdevsim device at a time + if 'netdevsim/new_device' in str(test['setup']): + serial.append(test) + else: + parallel.append(test) + + return (serial, parallel) + +def __mp_runner(tests): + (_, tsr) = test_runner(mp_pm, mp_args, tests) + return tsr._testsuite + +def test_runner_mp(pm, args, alltests): + prepare_run(pm, args, alltests) + + (serial, parallel) = mp_bins(alltests) + + batches = [parallel[n : n + 32] for n in range(0, len(parallel), 32)] + batches.insert(0, serial) + + print("Executing {} tests in parallel and {} in serial".format(len(parallel), len(serial))) + print("Using {} batches".format(len(batches))) + + # We can't pickle these objects so workaround them + global mp_pm + mp_pm = pm + + global mp_args + mp_args = args + + with Pool(args.mp) as p: + pres = p.map(__mp_runner, batches) + + tsr = TestSuiteReport() + for trs in pres: + for res in trs: + tsr.add_resultdata(res) + + # Passing an index is not useful in MP + purge_run(pm, None) + + return tsr + +def test_runner_serial(pm, args, alltests): + prepare_run(pm, args, alltests) + + if args.verbose: + print("Executing {} tests in serial".format(len(alltests))) + + (index, tsr) = test_runner(pm, args, alltests) + + purge_run(pm, index) return tsr @@ -568,12 +675,15 @@ def load_from_file(filename): k['filename'] = filename return testlist +def identity(string): + return string def args_parse(): """ Create the argument parser. """ parser = argparse.ArgumentParser(description='Linux TC unit tests') + parser.register('type', None, identity) return parser @@ -631,6 +741,9 @@ def set_args(parser): parser.add_argument( '-P', '--pause', action='store_true', help='Pause execution just before post-suite stage') + parser.add_argument( + '-J', '--multiprocess', type=int, default=1, dest='mp', + help='Run tests in parallel whenever possible') return parser @@ -661,7 +774,6 @@ def get_id_list(alltests): """ return [x["id"] for x in alltests] - def check_case_id(alltests): """ Check for duplicate test case IDs. @@ -683,7 +795,6 @@ def generate_case_ids(alltests): If a test case has a blank ID field, generate a random hex ID for it and then write the test cases back to disk. """ - import random for c in alltests: if (c["id"] == ""): while True: @@ -742,6 +853,9 @@ def filter_tests_by_category(args, testlist): return answer +def set_random(alltests): + for tidx in alltests: + tidx['random'] = random.getrandbits(32) def get_test_cases(args): """ @@ -840,6 +954,8 @@ def set_operation_mode(pm, parser, args, remaining): list_test_cases(alltests) exit(0) + set_random(alltests) + exit_code = 0 # KSFT_PASS if len(alltests): req_plugins = pm.get_required_plugins(alltests) @@ -848,7 +964,12 @@ def set_operation_mode(pm, parser, args, remaining): except PluginDependencyException as pde: print('The following plugins were not found:') print('{}'.format(pde.missing_pg)) - catresults = test_runner(pm, args, alltests) + + if args.mp > 1: + catresults = test_runner_mp(pm, args, alltests) + else: + catresults = test_runner_serial(pm, args, alltests) + if catresults.count_failures() != 0: exit_code = 1 # KSFT_FAIL if args.format == 'none': @@ -883,6 +1004,13 @@ def main(): Start of execution; set up argument parser and get the arguments, and start operations. """ + import resource + + if sys.version_info.major < 3 or sys.version_info.minor < 8: + sys.exit("tdc requires at least python 3.8") + + resource.setrlimit(resource.RLIMIT_NOFILE, (1048576, 1048576)) + parser = args_parse() parser = set_args(parser) pm = PluginMgr(parser) |