From 1bf15309f3444ac92c747a450923c84c9a0fcfc3 Mon Sep 17 00:00:00 2001
From: George Hotz <geohot@gmail.com>
Date: Wed, 1 Jul 2020 11:17:48 -0700
Subject: [PATCH] disable updates with optional param

---
 common/params.py     | 1 +
 selfdrive/updated.py | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/common/params.py b/common/params.py
index 1b34bb1daa..7b90913e7d 100755
--- a/common/params.py
+++ b/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],
diff --git a/selfdrive/updated.py b/selfdrive/updated.py
index 47f2d55a59..7c7db0f323 100755
--- a/selfdrive/updated.py
+++ b/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!")