show ign off time in count events debug script

selfdrive/debug/count_events.py

@@ -23,6 +23,7 @@ if __name__ == "__main__":
   alerts: List[Tuple[float, str]] = []
   start_time = math.inf
   end_time = -math.inf
+  ignition_off = None
   for q in tqdm(r.qlog_paths()):
     if q is None:
       continue
@@ -38,6 +39,11 @@ if __name__ == "__main__":
         if len(alerts) == 0 or alerts[-1][1] != msg.controlsState.alertType:
           t = (msg.logMonoTime - start_time) / 1e9
           alerts.append((t, msg.controlsState.alertType))
+      elif msg.which() == 'pandaStates':
+        if ignition_off is None:
+          ign = any(ps.ignitionLine or ps.ignitionCan for ps in msg.pandaStates)
+          if not ign:
+            ignition_off = msg.logMonoTime
       elif msg.which() in cams:
         cnt_cameras[msg.which()] += 1
 
@@ -64,6 +70,9 @@ if __name__ == "__main__":
   print("Alerts")
   for t, a in alerts:
     print(f"{t:8.2f} {a}")
+  if ignition_off is not None:
+    ignition_off = round((ignition_off - start_time) / 1e9, 2)
+  print("Ignition off at",  ignition_off)
 
   print("\n")
   print("Route duration", datetime.timedelta(seconds=duration))