From d553946cefcb2637f9e55a3301d90780bcc23710 Mon Sep 17 00:00:00 2001
From: Nick Bolton <nick@symless.com>
Date: Fri, 24 Apr 2026 13:53:58 +0100
Subject: [PATCH] feat(daemon): validate config file existence before applying
 watchdog command

---
 src/apps/deskflow-daemon/DaemonApp.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/apps/deskflow-daemon/DaemonApp.cpp b/src/apps/deskflow-daemon/DaemonApp.cpp
index 246e74651..53a52405d 100644
--- a/src/apps/deskflow-daemon/DaemonApp.cpp
+++ b/src/apps/deskflow-daemon/DaemonApp.cpp
@@ -28,6 +28,7 @@
 #endif
 
 #include <QCoreApplication>
+#include <QFileInfo>
 #include <QSettings>
 
 using namespace deskflow::core;
@@ -61,6 +62,11 @@ void DaemonApp::applyWatchdogCommand() const
     return;
   }
 
+  if (!QFileInfo::exists(m_configFile)) {
+    LOG_ERR("cannot apply watchdog command: config file does not exist: %s", qPrintable(m_configFile));
+    return;
+  }
+
   QSettings config(m_configFile, QSettings::IniFormat);
   const auto coreMode = config.value(Settings::Core::CoreMode).toInt();
   const auto elevate = config.value(Settings::Daemon::Elevate, !Settings::isPortableMode()).toBool();