Periodic commit

src/network/nm_device.cpp

@@ -83,10 +83,11 @@ struct WifiDevice::Impl {
         );
         
         if (r < 0) {
-            std::string err = "D-Bus call failed: ";
-            err += error.message ? error.message : strerror(-r);
+            radiantwave::logger::Logger::instance().warning("WiFi",
+                std::string("D-Bus call failed: ") +
+                (error.message ? error.message : strerror(-r)));
             sd_bus_error_free(&error);
-            throw std::runtime_error(err);
+            return nullptr;
         }
         
         sd_bus_error_free(&error);
@@ -116,10 +117,16 @@ struct WifiDevice::Impl {
         );
         
         if (r < 0) {
-            std::string err = "D-Bus property get failed: ";
-            err += error.message ? error.message : strerror(-r);
+            // Transient D-Bus errors (e.g. a reply raced with a state change
+            // while NetworkManager churns the device during a failed auth)
+            // must never throw out of here — callers treat a null reply as
+            // "unknown", which keeps the UI and wait loops running.
+            radiantwave::logger::Logger::instance().warning("WiFi",
+                "D-Bus property get failed on " + std::string(path) + "." +
+                std::string(prop) + ": " +
+                (error.message ? error.message : strerror(-r)));
             sd_bus_error_free(&error);
-            throw std::runtime_error(err);
+            return nullptr;
         }
         
         sd_bus_error_free(&error);
@@ -145,7 +152,11 @@ std::string WifiDevice::getInterfaceName() const {
         "Interface",
         "s"
     );
-    
+
+    if (!msg) {
+        return "";
+    }
+
     const char* iface = nullptr;
     sd_bus_message_read(msg, "s", &iface);
     std::string result = iface ? iface : "";
@@ -162,7 +173,13 @@ uint32_t WifiDevice::getDeviceState() const {
         "State",
         "u"
     );
-    
+
+    if (!msg) {
+        // Unknown state keeps callers polling/falling back gracefully instead
+        // of aborting on a transient read failure.
+        return nm_device_state::Unknown;
+    }
+
     uint32_t state = 0;
     sd_bus_message_read(msg, "u", &state);
     sd_bus_message_unref(msg);
@@ -328,7 +345,11 @@ AccessPointInfo WifiDevice::getActiveAccessPoint() const {
         "ActiveAccessPoint",
         "o"
     );
-    
+
+    if (!msg) {
+        return AccessPointInfo{};  // No active AP
+    }
+
     const char* ap_path = nullptr;
     sd_bus_message_read(msg, "o", &ap_path);
     sd_bus_message_unref(msg);