diff --git a/selfdrive/car/tests/test_fingerprints.py b/selfdrive/car/tests/test_fingerprints.py deleted file mode 100644 index 6575d3e5c5..0000000000 --- a/selfdrive/car/tests/test_fingerprints.py +++ /dev/null @@ -1,95 +0,0 @@ -import os -import sys - -from openpilot.common.basedir import BASEDIR - -# messages reserved for CAN based ignition (see can_ignition_hook function in panda/board/drivers/can) -# (addr, len) -CAN_IGNITION_MSGS = { - 'gm': [(0x1F1, 8), (0x160, 5)], - #'tesla' : [(0x348, 8)], -} - -def _get_fingerprints(): - # read all the folders in selfdrive/car and return a dict where: - # - keys are all the car names that which we have a fingerprint dict for - # - values are dicts of fingeprints for each trim - fingerprints = {} - for car_folder in [x[0] for x in os.walk(BASEDIR + '/selfdrive/car')]: - car_name = car_folder.split('/')[-1] - try: - fingerprints[car_name] = __import__(f'selfdrive.car.{car_name}.values', fromlist=['FINGERPRINTS']).FINGERPRINTS - except (ImportError, OSError, AttributeError): - pass - - return fingerprints - - -def check_fingerprint_consistency(f1, f2): - # return false if it finds a fingerprint fully included in another - # max message worth checking is 1800, as above that they usually come too infrequently and not - # usable for fingerprinting - - max_msg = 1800 - - is_f1_in_f2 = True - for k in f1: - if (k not in f2 or f1[k] != f2[k]) and k < max_msg: - is_f1_in_f2 = False - - is_f2_in_f1 = True - for k in f2: - if (k not in f1 or f2[k] != f1[k]) and k < max_msg: - is_f2_in_f1 = False - - return not is_f1_in_f2 and not is_f2_in_f1 - - -def check_can_ignition_conflicts(fingerprints, brands): - # loops through all the fingerprints and exits if CAN ignition dedicated messages - # are found in unexpected fingerprints - - for brand_can, msgs_can in CAN_IGNITION_MSGS.items(): - for i, f in enumerate(fingerprints): - for msg_can in msgs_can: - if brand_can != brands[i] and msg_can[0] in f and msg_can[1] == f[msg_can[0]]: - print("CAN ignition dedicated msg %d with len %d found in %s fingerprints!" % (msg_can[0], msg_can[1], brands[i])) - print("TEST FAILED") - sys.exit(1) - - - -if __name__ == "__main__": - fingerprints = _get_fingerprints() - - fingerprints_flat: list[dict] = [] - car_names = [] - brand_names = [] - for brand in fingerprints: - for car in fingerprints[brand]: - fingerprints_flat += fingerprints[brand][car] - for _ in range(len(fingerprints[brand][car])): - car_names.append(car) - brand_names.append(brand) - - # first check if CAN ignition specific messages are unexpectedly included in other fingerprints - check_can_ignition_conflicts(fingerprints_flat, brand_names) - - valid = True - for idx1, f1 in enumerate(fingerprints_flat): - for idx2, f2 in enumerate(fingerprints_flat): - if idx1 < idx2 and not check_fingerprint_consistency(f1, f2): - valid = False - print(f"Those two fingerprints are inconsistent {car_names[idx1]} {car_names[idx2]}") - print("") - print(', '.join("%d: %d" % v for v in sorted(f1.items()))) - print("") - print(', '.join("%d: %d" % v for v in sorted(f2.items()))) - print("") - - print(f"Found {len(fingerprints_flat)} individual fingerprints") - if not valid or len(fingerprints_flat) == 0: - print("TEST FAILED") - sys.exit(1) - else: - print("TEST SUCCESSFUL")