From 2a4798c403013be04d26a54dcddb254bd1aabe25 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marek=20Marczykowski-G=C3=B3recki?=
 <marmarek@invisiblethingslab.com>
Date: Sat, 22 Mar 2025 04:40:14 +0100
Subject: [PATCH] vmupdate: don't fail if apt lock file doesn't exist

This is the case after fresh template installation.

Fixes QubesOS/qubes-issues#9857
---
 vmupdate/agent/source/apt/apt_cli.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/vmupdate/agent/source/apt/apt_cli.py b/vmupdate/agent/source/apt/apt_cli.py
index e6077f3..9779ad7 100644
--- a/vmupdate/agent/source/apt/apt_cli.py
+++ b/vmupdate/agent/source/apt/apt_cli.py
@@ -52,6 +52,8 @@ def wait_for_lock(self):
         """
         Wait for any other apt-get instance to finish.
         """
+        if not os.path.exists("/var/lib/apt/lists/lock"):
+            return
         with self.apt_lock():
             pass