def test_02_decode_max(self): pid = os.fork() if not pid: # child trace.me() os.kill(os.getpid(), signal.SIGSTOP) open('/dev/null', 'r') os._exit(0) else: # parent pid, status = os.waitpid(pid, 0) self.assert_(os.WIFSTOPPED(status), "%#x" % status) self.assertEqual(os.WSTOPSIG(status), signal.SIGSTOP, "%#x" % status) # Loop until we get to the open() system call as there's no # guarantee that other system calls won't be called beforehand. while True: trace.syscall_entry(pid, 0) pid, status = os.waitpid(pid, 0) self.assert_(os.WIFSTOPPED(status), "%#x" % status) self.assertEqual(os.WSTOPSIG(status), signal.SIGTRAP, "%#x" % status) scno = syscall.get_no(pid) name = syscall.name(scno) if name == 'open': path = string.decode(pid, 0, 9) self.assertEqual(path, '/dev/null') break try: trace.kill(pid) except OSError: pass
def test_02_decode_max(self): pid = os.fork() if not pid: # child trace.me() os.kill(os.getpid(), signal.SIGSTOP) open('/dev/null', 'r') os._exit(0) else: # parent os.waitpid(pid, 0) trace.setup(pid, trace.OPTION_SYSGOOD) # Loop until we get to the open() system call as there's no # guarantee that other system calls won't be called beforehand. ev = -1 while ev != event.EVENT_EXIT_GENUINE: trace.syscall(pid) pid, status = os.waitpid(pid, 0) ev = event.decide(status) if ev == event.EVENT_SYSCALL: scno = syscall.get_no(pid) name = syscall.name(scno) if name == 'open': path = string.decode(pid, 0, 9) self.assertEqual(path, '/dev/null') break try: trace.kill(pid) except OSError: pass