加入斷電自動關機功能

selfdrive/dragonpilot/dragonconf/dragonconf.py

@@ -34,6 +34,13 @@ class dragonconf():
     if has_new_def:
       self.write(config)
 
+    # Auto shutdown, default 0 (disable)
+    if "autoShutdownAt" not in config:
+      config["autoShutdownAt"] = 0
+      has_new_def = True
+    if has_new_def:
+      self.write(config)
+
     return config
 
   def write(self, config):

selfdrive/dragonpilot/shutdownd/shutdownd.py

@@ -0,0 +1,27 @@
+#!/usr/bin/env python2.7
+
+import os
+import time
+from selfdrive.dragonpilot.dragonconf.dragonconf import dragonconf
+dragonconf = dragonconf()
+
+def main(gctx=None):
+
+  shutdown_count = 0
+
+  while 1:
+    with open("/sys/class/power_supply/usb/present") as f:
+      usb_online = bool(int(f.read()))
+
+    if not usb_online:
+      shutdown_count += 1
+    else:
+      shutdown_count = 0
+
+    if shutdown_count >= dragonconf.conf["autoShutdownAt"] > 0:
+      os.system('LD_LIBRARY_PATH="" svc power shutdown')
+
+    time.sleep(1)
+
+if __name__ == "__main__":
+  main()

selfdrive/manager.py

@@ -108,8 +108,9 @@ managed_processes = {
   "gpsd": ("selfdrive/sensord", ["./gpsd"]),
   "updated": "selfdrive.updated",
   "athena": "selfdrive.athena.athenad",
-  "dashcam": "selfdrive.dragonpilot.dashcamd.dashcamd",
-  "safeguard": "selfdrive.dragonpilot.safeguardd.safeguardd"
+  "dashcamd": "selfdrive.dragonpilot.dashcamd.dashcamd",
+  "safeguardd": "selfdrive.dragonpilot.safeguardd.safeguardd",
+  "shutdownd": "selfdrive.dragonpilot.shutdownd.shutdownd",
 }
 android_packages = ("ai.comma.plus.offroad", "ai.comma.plus.frame")
 
@@ -133,6 +134,7 @@ persistent_processes = [
   'updated',
   'athena',
   'safeguardd',
+  'shutdownd',
 ]
 
 car_started_processes = [
@@ -148,7 +150,7 @@ car_started_processes = [
   'ubloxd',
   'gpsd',
   'deleter',
-  'dashcam',
+  'dashcamd',
 ]
 
 def register_managed_process(name, desc, car_started=False):