Add an SSH param to disable updates (#1807)

* disable updates with optional param

* dont create the alert

* Revert "dont create the alert"

This reverts commit 7179a6c8b4b4656e0b203b5a590b33d3388aa9c9.

* keep alert, but allow engagement

Co-authored-by: Adeeb Shihadeh <adeebshihadeh@gmail.com>
old-commit-hash: cb495bb8c9af8b9347bfe3cf4b59baf1f6d10482

common/params.py

@@ -60,6 +60,7 @@ keys = {
   "CompletedTrainingVersion": [TxType.PERSISTENT],
   "ControlsParams": [TxType.PERSISTENT],
   "DisablePowerDown": [TxType.PERSISTENT],
+  "DisableUpdates": [TxType.PERSISTENT],
   "DoUninstall": [TxType.CLEAR_ON_MANAGER_START],
   "DongleId": [TxType.PERSISTENT],
   "GitBranch": [TxType.PERSISTENT],

selfdrive/controls/controlsd.py

@@ -72,7 +72,7 @@ class Controls:
     params = Params()
     self.is_metric = params.get("IsMetric", encoding='utf8') == "1"
     self.is_ldw_enabled = params.get("IsLdwEnabled", encoding='utf8') == "1"
-    internet_needed = params.get("Offroad_ConnectivityNeeded", encoding='utf8') is not None
+    internet_needed = (params.get("Offroad_ConnectivityNeeded", encoding='utf8') is not None) and (params.get("DisableUpdates") != b"1")
     community_feature_toggle = params.get("CommunityFeaturesToggle", encoding='utf8') == "1"
     openpilot_enabled_toggle = params.get("OpenpilotEnabledToggle", encoding='utf8') == "1"
     passive = params.get("Passive", encoding='utf8') == "1" or \

selfdrive/updated.py

@@ -319,6 +319,9 @@ def main():
   wait_helper = WaitTimeHelper()
   params = Params()
 
+  if params.get("DisableUpdates") == b"1":
+    raise RuntimeError("updates are disabled by param")
+
   if not os.geteuid() == 0:
     raise RuntimeError("updated must be launched as root!")