How to use _check_for_subprocess_exception method in autotest

Best Python code snippet using autotest_python Github


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...45 sys.stdout.flush()46 sys.stderr.flush()47 finally:48 os._exit(0)49def _check_for_subprocess_exception(temp_dir, pid):50 ename = temp_dir + "/debug/error-%d" % pid51 if os.path.exists(ename):52 try:53 e = pickle.load(file(ename, 'r'))54 except ImportError:55 with open(ename, 'r') as fp:56 file_text = raise error.TestError(58 'Subprocess raised an exception that could not be '59 'identified. The root cause exception is in the text '60 'that follows: ' + file_text)61 finally:62 # Rename the error-pid file so that they do not affect later child63 # processes that use recycled pids.64 i = 065 while True:66 pename = ename + ('-%d' % i)67 i += 168 if not os.path.exists(pename):69 break70 os.rename(ename, pename)71 raise e72def fork_waitfor(tmp, pid):73 (pid, status) = os.waitpid(pid, 0)74 _check_for_subprocess_exception(tmp, pid)75 if status:76 raise error.TestError("Test subprocess failed rc=%d" % (status))77def fork_waitfor_timed(tmp, pid, timeout):78 """79 Waits for pid until it terminates or timeout expires.80 If timeout expires, test subprocess is killed.81 """82 timer_expired = True83 poll_time = 284 time_passed = 085 while time_passed < timeout:86 time.sleep(poll_time)87 (child_pid, status) = os.waitpid(pid, os.WNOHANG)88 if (child_pid, status) == (0, 0):89 time_passed = time_passed + poll_time90 else:91 timer_expired = False92 break93 if timer_expired:94'Timer expired (%d sec.), nuking pid %d', timeout, pid)95 utils.nuke_pid(pid)96 (child_pid, status) = os.waitpid(pid, 0)97 raise error.TestError("Test timeout expired, rc=%d" % (status))98 else:99 _check_for_subprocess_exception(tmp, pid)100 if status:101 raise error.TestError("Test subprocess failed rc=%d" % (status))102def fork_nuke_subprocess(tmp, pid):103 utils.nuke_pid(pid)...

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