`reset`: timeout after prolonged inactivity (#35859)

* reset

* pc

* const

* x

system/ui/reset.py

@@ -2,6 +2,7 @@
 import os
 import sys
 import threading
+import time
 from enum import IntEnum
 
 import pyray as rl
@@ -14,6 +15,7 @@ from openpilot.system.ui.widgets.label import gui_label, gui_text_box
 
 NVME = "/dev/nvme0n1"
 USERDATA = "/dev/disk/by-partlabel/userdata"
+TIMEOUT = 3*60
 
 
 class ResetMode(IntEnum):
@@ -33,6 +35,7 @@ class Reset(Widget):
   def __init__(self, mode):
     super().__init__()
     self._mode = mode
+    self._previous_reset_state = None
     self._reset_state = ResetState.NONE
     self._cancel_button = Button("Cancel", self._cancel_callback)
     self._confirm_button = Button("Confirm", self._confirm, button_style=ButtonStyle.PRIMARY)
@@ -64,6 +67,13 @@ class Reset(Widget):
     self._reset_state = ResetState.RESETTING
     threading.Timer(0.1, self._do_erase).start()
 
+  def _update_state(self):
+    if self._reset_state != self._previous_reset_state:
+      self._previous_reset_state = self._reset_state
+      self._timeout_st = time.monotonic()
+    elif self._reset_state != ResetState.RESETTING and (time.monotonic() - self._timeout_st) > TIMEOUT:
+      exit(0)
+
   def _render(self, rect: rl.Rectangle):
     label_rect = rl.Rectangle(rect.x + 140, rect.y, rect.width - 280, 100)
     gui_label(label_rect, "System Reset", 100, font_weight=FontWeight.BOLD)