More network interface up fix

src/display/ui/hostblock/HostBlock.cpp

@@ -181,8 +181,8 @@ namespace display::ui::hostblock
             int by = cursorY +
                      row * (config.hostblock.networks.height + config.hostblock.networks.gap_v);
 
-            float value_rx = std::clamp(network.rxBps / network.rxMaxBps, 0.0f, 1.0f);
+            float value_rx = std::clamp(network.rxBps / std::max(network.rxMaxBps, 1048576.0f), 0.0f, 1.0f);
-            float value_tx = std::clamp(network.txBps / network.txMaxBps, 0.0f, 1.0f);
+            float value_tx = std::clamp(network.txBps / std::max(network.txMaxBps, 1048576.0f), 0.0f, 1.0f);
 
             netBar.draw(fb, bx, by, value_rx, 0, network.online && online, true);
             netBar.draw(fb, bx + config.hostblock.networks.width, by, value_tx, 0, network.online && online);
@@ -190,7 +190,7 @@ namespace display::ui::hostblock
             text.drawTextOutlined(fb,
                                   bx + config.hostblock.networks.font.padding,
                                   by + 8,
-                                  display::ui::text::formatSpeed(network.rxBps) + " " + network.name,
+                                  network.name,
                                   network.online && online ? display::ui::theme::text::TEXT : display::ui::theme::text::OFFLINE,
                                   display::ui::theme::text::OUTLINE,
                                   display::ui::text::Font{config.hostblock.networks.font.name, config.hostblock.networks.font.size});

src/metrics/Collector.cpp

@@ -331,6 +331,18 @@ namespace metrics
 
     bool Collector::isInterfaceOnline(const std::string &iface)
     {
+        std::ifstream f("/sys/class/net/" + iface + "/operstate");
+        if (f)
+        {
+            std::string state;
+            f >> state;
+            if (state == "up")
+                return true;
+            if (state != "unknown")
+                return false;
+        }
+
+        // fallback: check IFF_UP
         int fd = socket(AF_INET, SOCK_DGRAM, 0);
         if (fd < 0)
             return false;
@@ -340,9 +352,7 @@ namespace metrics
 
         bool online = false;
         if (ioctl(fd, SIOCGIFFLAGS, &ifr) == 0)
-        {
             online = (ifr.ifr_flags & IFF_UP) != 0;
-        }
 
         close(fd);
         return online;