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safety replay: fix messages on segment boundaries not sorted #1890

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Mar 1, 2025
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6 changes: 3 additions & 3 deletions opendbc/safety/tests/safety_replay/helpers.py
Original file line number Diff line number Diff line change
Expand Up @@ -68,13 +68,13 @@ def get_steer_value(mode, param, to_send):
def package_can_msg(msg):
return libsafety_py.make_CANPacket(msg.address, msg.src % 4, msg.dat)

def init_segment(safety, lr, mode, param):
sendcan = (msg for msg in lr if msg.which() == 'sendcan')
def init_segment(safety, msgs, mode, param):
sendcan = (msg for msg in msgs if msg.which() == 'sendcan')
steering_msgs = (can for msg in sendcan for can in msg.sendcan if is_steering_msg(mode, param, can.address))

msg = next(steering_msgs, None)
if msg is None:
# no steering msgs
print("no steering msgs found!")
return

to_send = package_can_msg(msg)
Expand Down
15 changes: 8 additions & 7 deletions opendbc/safety/tests/safety_replay/replay_drive.py
Original file line number Diff line number Diff line change
@@ -1,31 +1,32 @@
#!/usr/bin/env python3
import argparse
from collections import Counter
from tqdm import tqdm

from opendbc.car.carlog import carlog
from opendbc.safety.tests.libsafety import libsafety_py
from opendbc.safety.tests.safety_replay.helpers import package_can_msg, init_segment

# replay a drive to check for safety violations
def replay_drive(lr, safety_mode, param, alternative_experience):
def replay_drive(msgs, safety_mode, param, alternative_experience):
safety = libsafety_py.libsafety
msgs.sort(key=lambda m: m.logMonoTime)

err = safety.set_safety_hooks(safety_mode, param)
assert err == 0, "invalid safety mode: %d" % safety_mode
safety.set_alternative_experience(alternative_experience)

init_segment(safety, lr, safety_mode, param)
lr.reset()
init_segment(safety, msgs, safety_mode, param)

rx_tot, rx_invalid, tx_tot, tx_blocked, tx_controls, tx_controls_blocked = 0, 0, 0, 0, 0, 0
safety_tick_rx_invalid = False
blocked_addrs = Counter()
invalid_addrs = set()

can_msgs = [m for m in lr if m.which() in ('can', 'sendcan')]
can_msgs = [m for m in msgs if m.which() in ('can', 'sendcan')]
start_t = can_msgs[0].logMonoTime
end_t = can_msgs[-1].logMonoTime
for msg in can_msgs:
for msg in tqdm(can_msgs):
safety.set_timer((msg.logMonoTime // 1000) % 0xFFFFFFFF)

# skip start and end of route, warm up/down period
Expand Down Expand Up @@ -80,7 +81,7 @@ def replay_drive(lr, safety_mode, param, alternative_experience):
parser.add_argument("--alternative-experience", type=int, help="Override the alternative experience from the log")
args = parser.parse_args()

lr = LogReader(args.route_or_segment_name[0], sort_by_time=True)
lr = LogReader(args.route_or_segment_name[0])

if None in (args.mode, args.param, args.alternative_experience):
CP = lr.first('carParams')
Expand All @@ -92,4 +93,4 @@ def replay_drive(lr, safety_mode, param, alternative_experience):
args.alternative_experience = CP.alternativeExperience

print(f"replaying {args.route_or_segment_name[0]} with safety mode {args.mode}, param {args.param}, alternative experience {args.alternative_experience}")
replay_drive(lr, args.mode, args.param, args.alternative_experience)
replay_drive(list(lr), args.mode, args.param, args.alternative_experience)