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openpilot0/selfdrive/selfdrived/selfdrived.py

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#!/usr/bin/env python3
import os
import time
import threading
import cereal.messaging as messaging
from cereal import car, log
from msgq.visionipc import VisionIpcClient, VisionStreamType
from panda import ALTERNATIVE_EXPERIENCE
from openpilot.common.params import Params
from openpilot.common.realtime import config_realtime_process, Priority, Ratekeeper, DT_CTRL
from openpilot.common.swaglog import cloudlog
from openpilot.common.gps import get_gps_location_service
from openpilot.selfdrive.car.car_specific import CarSpecificEvents
from openpilot.selfdrive.selfdrived.events import Events, ET
from openpilot.selfdrive.selfdrived.state import StateMachine
from openpilot.selfdrive.selfdrived.alertmanager import AlertManager, set_offroad_alert
from openpilot.selfdrive.controls.lib.latcontrol import MIN_LATERAL_CONTROL_SPEED
from openpilot.system.version import get_build_metadata
REPLAY = "REPLAY" in os.environ
SIMULATION = "SIMULATION" in os.environ
TESTING_CLOSET = "TESTING_CLOSET" in os.environ
IGNORE_PROCESSES = {"loggerd", "encoderd", "statsd"}
LONGITUDINAL_PERSONALITY_MAP = {v: k for k, v in log.LongitudinalPersonality.schema.enumerants.items()}
ThermalStatus = log.DeviceState.ThermalStatus
State = log.SelfdriveState.OpenpilotState
PandaType = log.PandaState.PandaType
LaneChangeState = log.LaneChangeState
LaneChangeDirection = log.LaneChangeDirection
EventName = log.OnroadEvent.EventName
ButtonType = car.CarState.ButtonEvent.Type
SafetyModel = car.CarParams.SafetyModel
IGNORED_SAFETY_MODES = (SafetyModel.silent, SafetyModel.noOutput)
class SelfdriveD:
def __init__(self, CP=None):
self.params = Params()
# Ensure the current branch is cached, otherwise the first cycle lags
build_metadata = get_build_metadata()
if CP is None:
cloudlog.info("selfdrived is waiting for CarParams")
self.CP = messaging.log_from_bytes(self.params.get("CarParams", block=True), car.CarParams)
cloudlog.info("selfdrived got CarParams")
else:
self.CP = CP
self.car_events = CarSpecificEvents(self.CP)
self.disengage_on_accelerator = not (self.CP.alternativeExperience & ALTERNATIVE_EXPERIENCE.DISABLE_DISENGAGE_ON_GAS)
# Setup sockets
self.pm = messaging.PubMaster(['selfdriveState', 'onroadEvents'])
self.gps_location_service = get_gps_location_service(self.params)
self.gps_packets = [self.gps_location_service]
self.sensor_packets = ["accelerometer", "gyroscope"]
self.camera_packets = ["roadCameraState", "driverCameraState", "wideRoadCameraState"]
# TODO: de-couple selfdrived with card/conflate on carState without introducing controls mismatches
self.car_state_sock = messaging.sub_sock('carState', timeout=20)
ignore = self.sensor_packets + self.gps_packets + ['alertDebug']
if SIMULATION:
ignore += ['driverCameraState', 'managerState']
if REPLAY:
# no vipc in replay will make them ignored anyways
ignore += ['roadCameraState', 'wideRoadCameraState']
self.sm = messaging.SubMaster(['deviceState', 'pandaStates', 'peripheralState', 'modelV2', 'liveCalibration',
'carOutput', 'driverMonitoringState', 'longitudinalPlan', 'livePose',
'managerState', 'liveParameters', 'radarState', 'liveTorqueParameters',
'controlsState', 'carControl', 'driverAssistance', 'alertDebug'] + \
self.camera_packets + self.sensor_packets + self.gps_packets,
ignore_alive=ignore, ignore_avg_freq=ignore+['radarState',],
ignore_valid=ignore, frequency=int(1/DT_CTRL))
# read params
self.is_metric = self.params.get_bool("IsMetric")
self.is_ldw_enabled = self.params.get_bool("IsLdwEnabled")
car_recognized = self.CP.carName != 'mock'
# cleanup old params
if not self.CP.experimentalLongitudinalAvailable:
self.params.remove("ExperimentalLongitudinalEnabled")
if not self.CP.openpilotLongitudinalControl:
self.params.remove("ExperimentalMode")
self.CS_prev = car.CarState.new_message()
self.AM = AlertManager()
self.events = Events()
self.initialized = False
self.enabled = False
self.active = False
self.mismatch_counter = 0
self.cruise_mismatch_counter = 0
self.last_steering_pressed_frame = 0
self.distance_traveled = 0
self.last_functional_fan_frame = 0
self.events_prev = []
self.logged_comm_issue = None
self.not_running_prev = None
self.experimental_mode = False
self.personality = self.read_personality_param()
self.recalibrating_seen = False
self.state_machine = StateMachine()
self.rk = Ratekeeper(100, print_delay_threshold=None)
# Determine startup event
self.startup_event = EventName.startup if build_metadata.openpilot.comma_remote and build_metadata.tested_channel else EventName.startupMaster
if not car_recognized:
self.startup_event = EventName.startupNoCar
elif car_recognized and self.CP.passive:
self.startup_event = EventName.startupNoControl
elif self.CP.secOcRequired and not self.CP.secOcKeyAvailable:
self.startup_event = EventName.startupNoSecOcKey
if not car_recognized:
self.events.add(EventName.carUnrecognized, static=True)
set_offroad_alert("Offroad_CarUnrecognized", True)
elif self.CP.passive:
self.events.add(EventName.dashcamMode, static=True)
def update_events(self, CS):
"""Compute onroadEvents from carState"""
self.events.clear()
if self.sm['controlsState'].lateralControlState.which() == 'debugState':
self.events.add(EventName.joystickDebug)
self.startup_event = None
if self.sm.recv_frame['alertDebug'] > 0:
self.events.add(EventName.longitudinalManeuver)
self.startup_event = None
# Add startup event
if self.startup_event is not None:
self.events.add(self.startup_event)
self.startup_event = None
# Don't add any more events if not initialized
if not self.initialized:
self.events.add(EventName.selfdriveInitializing)
return
# no more events while in dashcam mode
if self.CP.passive:
return
# Block resume if cruise never previously enabled
resume_pressed = any(be.type in (ButtonType.accelCruise, ButtonType.resumeCruise) for be in CS.buttonEvents)
if not self.CP.pcmCruise and CS.vCruise > 250 and resume_pressed:
self.events.add(EventName.resumeBlocked)
if not self.CP.notCar:
self.events.add_from_msg(self.sm['driverMonitoringState'].events)
# Add car events, ignore if CAN isn't valid
if CS.canValid:
car_events = self.car_events.update(CS, self.CS_prev, self.sm['carControl']).to_msg()
self.events.add_from_msg(car_events)
if self.CP.notCar:
# wait for everything to init first
if self.sm.frame > int(5. / DT_CTRL) and self.initialized:
# body always wants to enable
self.events.add(EventName.pcmEnable)
# Disable on rising edge of accelerator or brake. Also disable on brake when speed > 0
if (CS.gasPressed and not self.CS_prev.gasPressed and self.disengage_on_accelerator) or \
(CS.brakePressed and (not self.CS_prev.brakePressed or not CS.standstill)) or \
(CS.regenBraking and (not self.CS_prev.regenBraking or not CS.standstill)):
self.events.add(EventName.pedalPressed)
# Create events for temperature, disk space, and memory
if self.sm['deviceState'].thermalStatus >= ThermalStatus.red:
self.events.add(EventName.overheat)
if self.sm['deviceState'].freeSpacePercent < 7 and not SIMULATION:
self.events.add(EventName.outOfSpace)
if self.sm['deviceState'].memoryUsagePercent > 90 and not SIMULATION:
self.events.add(EventName.lowMemory)
# Alert if fan isn't spinning for 5 seconds
if self.sm['peripheralState'].pandaType != log.PandaState.PandaType.unknown:
if self.sm['peripheralState'].fanSpeedRpm < 500 and self.sm['deviceState'].fanSpeedPercentDesired > 50:
# allow enough time for the fan controller in the panda to recover from stalls
if (self.sm.frame - self.last_functional_fan_frame) * DT_CTRL > 15.0:
self.events.add(EventName.fanMalfunction)
else:
self.last_functional_fan_frame = self.sm.frame
# Handle calibration status
cal_status = self.sm['liveCalibration'].calStatus
if cal_status != log.LiveCalibrationData.Status.calibrated:
if cal_status == log.LiveCalibrationData.Status.uncalibrated:
self.events.add(EventName.calibrationIncomplete)
elif cal_status == log.LiveCalibrationData.Status.recalibrating:
if not self.recalibrating_seen:
set_offroad_alert("Offroad_Recalibration", True)
self.recalibrating_seen = True
self.events.add(EventName.calibrationRecalibrating)
else:
self.events.add(EventName.calibrationInvalid)
# Lane departure warning
if self.is_ldw_enabled and self.sm.valid['driverAssistance']:
if self.sm['driverAssistance'].leftLaneDeparture or self.sm['driverAssistance'].rightLaneDeparture:
self.events.add(EventName.ldw)
# Handle lane change
if self.sm['modelV2'].meta.laneChangeState == LaneChangeState.preLaneChange:
direction = self.sm['modelV2'].meta.laneChangeDirection
if (CS.leftBlindspot and direction == LaneChangeDirection.left) or \
(CS.rightBlindspot and direction == LaneChangeDirection.right):
self.events.add(EventName.laneChangeBlocked)
else:
if direction == LaneChangeDirection.left:
self.events.add(EventName.preLaneChangeLeft)
else:
self.events.add(EventName.preLaneChangeRight)
elif self.sm['modelV2'].meta.laneChangeState in (LaneChangeState.laneChangeStarting,
LaneChangeState.laneChangeFinishing):
self.events.add(EventName.laneChange)
for i, pandaState in enumerate(self.sm['pandaStates']):
# All pandas must match the list of safetyConfigs, and if outside this list, must be silent or noOutput
if i < len(self.CP.safetyConfigs):
safety_mismatch = pandaState.safetyModel != self.CP.safetyConfigs[i].safetyModel or \
pandaState.safetyParam != self.CP.safetyConfigs[i].safetyParam or \
pandaState.alternativeExperience != self.CP.alternativeExperience
else:
safety_mismatch = pandaState.safetyModel not in IGNORED_SAFETY_MODES
# safety mismatch allows some time for pandad to set the safety mode and publish it back from panda
if (safety_mismatch and self.sm.frame*DT_CTRL > 10.) or pandaState.safetyRxChecksInvalid or self.mismatch_counter >= 200:
self.events.add(EventName.controlsMismatch)
if log.PandaState.FaultType.relayMalfunction in pandaState.faults:
self.events.add(EventName.relayMalfunction)
# Handle HW and system malfunctions
# Order is very intentional here. Be careful when modifying this.
# All events here should at least have NO_ENTRY and SOFT_DISABLE.
num_events = len(self.events)
not_running = {p.name for p in self.sm['managerState'].processes if not p.running and p.shouldBeRunning}
if self.sm.recv_frame['managerState'] and len(not_running):
if not_running != self.not_running_prev:
cloudlog.event("process_not_running", not_running=not_running, error=True)
self.not_running_prev = not_running
if self.sm.recv_frame['managerState'] and (not_running - IGNORE_PROCESSES):
self.events.add(EventName.processNotRunning)
else:
if not SIMULATION and not self.rk.lagging:
if not self.sm.all_alive(self.camera_packets):
self.events.add(EventName.cameraMalfunction)
elif not self.sm.all_freq_ok(self.camera_packets):
self.events.add(EventName.cameraFrameRate)
if not REPLAY and self.rk.lagging:
self.events.add(EventName.selfdrivedLagging)
if len(self.sm['radarState'].radarErrors) or ((not self.rk.lagging or REPLAY) and not self.sm.all_checks(['radarState'])):
self.events.add(EventName.radarFault)
if not self.sm.valid['pandaStates']:
self.events.add(EventName.usbError)
if CS.canTimeout:
self.events.add(EventName.canBusMissing)
elif not CS.canValid:
self.events.add(EventName.canError)
# generic catch-all. ideally, a more specific event should be added above instead
has_disable_events = self.events.contains(ET.NO_ENTRY) and (self.events.contains(ET.SOFT_DISABLE) or self.events.contains(ET.IMMEDIATE_DISABLE))
no_system_errors = (not has_disable_events) or (len(self.events) == num_events)
if not self.sm.all_checks() and no_system_errors:
if not self.sm.all_alive():
self.events.add(EventName.commIssue)
elif not self.sm.all_freq_ok():
self.events.add(EventName.commIssueAvgFreq)
else:
self.events.add(EventName.commIssue)
logs = {
'invalid': [s for s, valid in self.sm.valid.items() if not valid],
'not_alive': [s for s, alive in self.sm.alive.items() if not alive],
'not_freq_ok': [s for s, freq_ok in self.sm.freq_ok.items() if not freq_ok],
}
if logs != self.logged_comm_issue:
cloudlog.event("commIssue", error=True, **logs)
self.logged_comm_issue = logs
else:
self.logged_comm_issue = None
if not self.CP.notCar:
if not self.sm['livePose'].posenetOK:
self.events.add(EventName.posenetInvalid)
if not self.sm['livePose'].inputsOK:
self.events.add(EventName.locationdTemporaryError)
if not self.sm['liveParameters'].valid and not TESTING_CLOSET and (not SIMULATION or REPLAY):
self.events.add(EventName.paramsdTemporaryError)
# conservative HW alert. if the data or frequency are off, locationd will throw an error
if any((self.sm.frame - self.sm.recv_frame[s])*DT_CTRL > 10. for s in self.sensor_packets):
self.events.add(EventName.sensorDataInvalid)
if not REPLAY:
# Check for mismatch between openpilot and car's PCM
cruise_mismatch = CS.cruiseState.enabled and (not self.enabled or not self.CP.pcmCruise)
self.cruise_mismatch_counter = self.cruise_mismatch_counter + 1 if cruise_mismatch else 0
if self.cruise_mismatch_counter > int(6. / DT_CTRL):
self.events.add(EventName.cruiseMismatch)
# Send a "steering required alert" if saturation count has reached the limit
if CS.steeringPressed:
self.last_steering_pressed_frame = self.sm.frame
recent_steer_pressed = (self.sm.frame - self.last_steering_pressed_frame)*DT_CTRL < 2.0
controlstate = self.sm['controlsState']
lac = getattr(controlstate.lateralControlState, controlstate.lateralControlState.which())
if lac.active and not recent_steer_pressed and not self.CP.notCar:
clipped_speed = max(CS.vEgo, MIN_LATERAL_CONTROL_SPEED)
actual_lateral_accel = controlstate.curvature * (clipped_speed**2)
desired_lateral_accel = controlstate.desiredCurvature * (clipped_speed**2)
undershooting = abs(desired_lateral_accel) / abs(1e-3 + actual_lateral_accel) > 1.2
turning = abs(desired_lateral_accel) > 1.0
good_speed = CS.vEgo > 5
if undershooting and turning and good_speed and lac.saturated:
self.events.add(EventName.steerSaturated)
# Check for FCW
stock_long_is_braking = self.enabled and not self.CP.openpilotLongitudinalControl and CS.aEgo < -1.25
model_fcw = self.sm['modelV2'].meta.hardBrakePredicted and not CS.brakePressed and not stock_long_is_braking
planner_fcw = self.sm['longitudinalPlan'].fcw and self.enabled
if (planner_fcw or model_fcw) and not self.CP.notCar:
self.events.add(EventName.fcw)
# TODO: fix simulator
if not SIMULATION or REPLAY:
# Not show in first 1.5 km to allow for driving out of garage. This event shows after 5 minutes
gps_ok = self.sm.recv_frame[self.gps_location_service] > 0 and (self.sm.frame - self.sm.recv_frame[self.gps_location_service]) * DT_CTRL < 2.0
if not gps_ok and self.sm['livePose'].inputsOK and (self.distance_traveled > 1500):
self.events.add(EventName.noGps)
if gps_ok:
self.distance_traveled = 0
self.distance_traveled += abs(CS.vEgo) * DT_CTRL
if self.sm['modelV2'].frameDropPerc > 20:
self.events.add(EventName.modeldLagging)
# decrement personality on distance button press
if self.CP.openpilotLongitudinalControl:
if any(not be.pressed and be.type == ButtonType.gapAdjustCruise for be in CS.buttonEvents):
self.personality = (self.personality - 1) % 3
self.params.put_nonblocking('LongitudinalPersonality', str(self.personality))
self.events.add(EventName.personalityChanged)
def data_sample(self):
car_state = messaging.recv_one(self.car_state_sock)
CS = car_state.carState if car_state else self.CS_prev
self.sm.update(0)
if not self.initialized:
all_valid = CS.canValid and self.sm.all_checks()
timed_out = self.sm.frame * DT_CTRL > 6.
if all_valid or timed_out or (SIMULATION and not REPLAY):
available_streams = VisionIpcClient.available_streams("camerad", block=False)
if VisionStreamType.VISION_STREAM_ROAD not in available_streams:
self.sm.ignore_alive.append('roadCameraState')
self.sm.ignore_valid.append('roadCameraState')
if VisionStreamType.VISION_STREAM_WIDE_ROAD not in available_streams:
self.sm.ignore_alive.append('wideRoadCameraState')
self.sm.ignore_valid.append('wideRoadCameraState')
if REPLAY and any(ps.controlsAllowed for ps in self.sm['pandaStates']):
self.state_machine.state = State.enabled
self.initialized = True
cloudlog.event(
"selfdrived.initialized",
dt=self.sm.frame*DT_CTRL,
timeout=timed_out,
canValid=CS.canValid,
invalid=[s for s, valid in self.sm.valid.items() if not valid],
not_alive=[s for s, alive in self.sm.alive.items() if not alive],
not_freq_ok=[s for s, freq_ok in self.sm.freq_ok.items() if not freq_ok],
error=True,
)
# When the panda and selfdrived do not agree on controls_allowed
# we want to disengage openpilot. However the status from the panda goes through
# another socket other than the CAN messages and one can arrive earlier than the other.
# Therefore we allow a mismatch for two samples, then we trigger the disengagement.
if not self.enabled:
self.mismatch_counter = 0
# All pandas not in silent mode must have controlsAllowed when openpilot is enabled
if self.enabled and any(not ps.controlsAllowed for ps in self.sm['pandaStates']
if ps.safetyModel not in IGNORED_SAFETY_MODES):
self.mismatch_counter += 1
return CS
def update_alerts(self, CS):
clear_event_types = set()
if ET.WARNING not in self.state_machine.current_alert_types:
clear_event_types.add(ET.WARNING)
if self.enabled:
clear_event_types.add(ET.NO_ENTRY)
pers = LONGITUDINAL_PERSONALITY_MAP[self.personality]
alerts = self.events.create_alerts(self.state_machine.current_alert_types, [self.CP, CS, self.sm, self.is_metric,
self.state_machine.soft_disable_timer, pers])
self.AM.add_many(self.sm.frame, alerts)
self.AM.process_alerts(self.sm.frame, clear_event_types)
def publish_selfdriveState(self, CS):
# selfdriveState
ss_msg = messaging.new_message('selfdriveState')
ss_msg.valid = True
ss = ss_msg.selfdriveState
ss.enabled = self.enabled
ss.active = self.active
ss.state = self.state_machine.state
ss.engageable = not self.events.contains(ET.NO_ENTRY)
ss.experimentalMode = self.experimental_mode
ss.personality = self.personality
ss.alertText1 = self.AM.current_alert.alert_text_1
ss.alertText2 = self.AM.current_alert.alert_text_2
ss.alertSize = self.AM.current_alert.alert_size
ss.alertStatus = self.AM.current_alert.alert_status
ss.alertType = self.AM.current_alert.alert_type
ss.alertSound = self.AM.current_alert.audible_alert
self.pm.send('selfdriveState', ss_msg)
# onroadEvents - logged every second or on change
if (self.sm.frame % int(1. / DT_CTRL) == 0) or (self.events.names != self.events_prev):
ce_send = messaging.new_message('onroadEvents', len(self.events))
ce_send.valid = True
ce_send.onroadEvents = self.events.to_msg()
self.pm.send('onroadEvents', ce_send)
self.events_prev = self.events.names.copy()
def step(self):
CS = self.data_sample()
self.update_events(CS)
if not self.CP.passive and self.initialized:
self.enabled, self.active = self.state_machine.update(self.events)
self.update_alerts(CS)
self.publish_selfdriveState(CS)
self.CS_prev = CS
def read_personality_param(self):
try:
return int(self.params.get('LongitudinalPersonality'))
except (ValueError, TypeError):
return log.LongitudinalPersonality.standard
def params_thread(self, evt):
while not evt.is_set():
self.is_metric = self.params.get_bool("IsMetric")
self.experimental_mode = self.params.get_bool("ExperimentalMode") and self.CP.openpilotLongitudinalControl
self.personality = self.read_personality_param()
time.sleep(0.1)
def run(self):
e = threading.Event()
t = threading.Thread(target=self.params_thread, args=(e, ))
try:
t.start()
while True:
self.step()
self.rk.monitor_time()
finally:
e.set()
t.join()
def main():
config_realtime_process(4, Priority.CTRL_HIGH)
s = SelfdriveD()
s.run()
if __name__ == "__main__":
main()
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