added temperature monitor

README.md

@@ -13,6 +13,7 @@
 - **Авто-монтирование**: Автоматически монтирует `/dev/mmcblk1p1` в `/media`
 - **Поддержка больших файлов**: Загрузка файлов до 200 MB
 - **Перезагрузка системы**: Кнопка безопасной перезагрузки с корректным отмонтированием
+- **Мониторинг температуры**: Отображение температуры CPU с цветовой индикацией
 
 ## Структура проекта
 
@@ -86,6 +87,7 @@ sudo ./up
 | `/api/extlinux` | POST | Запись extlinux.conf |
 | `/api/progress` | GET | Статус загрузки |
 | `/api/mount` | GET | Статус монтирования |
+| `/api/temperature` | GET | Температура CPU |
 | `/api/reboot` | POST | Перезагрузка системы |
 
 ## Параметры загрузки

src/main.c

@@ -282,6 +282,118 @@ static void handle_mount_status(struct mg_connection *c) {
     cJSON_Delete(root);
 }
 
+// Handle temperature read
+static void handle_temperature(struct mg_connection *c) {
+    float temperature = 0.0f;
+    int success = 0;
+    char path[256];
+
+    // Try all thermal zones (0-3)
+    for (int i = 0; i < 4 && !success; i++) {
+        snprintf(path, sizeof(path), "/sys/class/thermal/thermal_zone%d/temp", i);
+        FILE *f = fopen(path, "r");
+        if (f) {
+            // Check zone type if available
+            char type_path[256];
+            snprintf(type_path, sizeof(type_path), "/sys/class/thermal/thermal_zone%d/type", i);
+            FILE *type_f = fopen(type_path, "r");
+            if (type_f) {
+                char type[32] = {0};
+                if (fscanf(type_f, "%31s", type) == 1) {
+                    // Prefer CPU or soc zones
+                    int is_cpu = (strstr(type, "cpu") != NULL || 
+                                  strstr(type, "soc") != NULL ||
+                                  strstr(type, "CPU") != NULL);
+                    
+                    int temp_raw;
+                    if (fscanf(f, "%d", &temp_raw) == 1) {
+                        temperature = temp_raw / 1000.0f;
+                        success = 1;
+                        // If this is a CPU zone, use it immediately
+                        if (is_cpu) {
+                            fclose(f);
+                            fclose(type_f);
+                            break;
+                        }
+                    }
+                }
+                fclose(type_f);
+            }
+            fclose(f);
+        }
+    }
+
+    // If thermal zones failed, try hwmon (0-3)
+    if (!success) {
+        for (int i = 0; i < 4 && !success; i++) {
+            snprintf(path, sizeof(path), "/sys/class/hwmon/hwmon%d/temp1_input", i);
+            FILE *f = fopen(path, "r");
+            if (f) {
+                // Check sensor name
+                char name_path[256];
+                snprintf(name_path, sizeof(name_path), "/sys/class/hwmon/hwmon%d/name", i);
+                FILE *name_f = fopen(name_path, "r");
+                if (name_f) {
+                    char name[32] = {0};
+                    if (fscanf(name_f, "%31s", name) == 1) {
+                        // Prefer CPU or sunxi sensors
+                        int is_cpu = (strstr(name, "cpu") != NULL || 
+                                      strstr(name, "sunxi") != NULL ||
+                                      strstr(name, "CPU") != NULL ||
+                                      strstr(name, "acpitz") != NULL);
+                        
+                        int temp_raw;
+                        if (fscanf(f, "%d", &temp_raw) == 1) {
+                            temperature = temp_raw / 1000.0f;
+                            success = 1;
+                            if (is_cpu) {
+                                fclose(f);
+                                fclose(name_f);
+                                break;
+                            }
+                        }
+                    }
+                    fclose(name_f);
+                }
+                fclose(f);
+            }
+        }
+    }
+
+    // Last resort: try any temp1_input
+    if (!success) {
+        const char *fallback_paths[] = {
+            "/sys/class/hwmon/hwmon0/temp1_input",
+            "/sys/class/hwmon/hwmon1/temp1_input",
+            "/sys/class/hwmon/hwmon2/temp1_input",
+            "/sys/class/hwmon/hwmon3/temp1_input",
+            NULL
+        };
+        
+        for (int i = 0; fallback_paths[i] != NULL && !success; i++) {
+            FILE *f = fopen(fallback_paths[i], "r");
+            if (f) {
+                int temp_raw;
+                if (fscanf(f, "%d", &temp_raw) == 1) {
+                    temperature = temp_raw / 1000.0f;
+                    success = 1;
+                }
+                fclose(f);
+            }
+        }
+    }
+
+    cJSON *root = cJSON_CreateObject();
+    cJSON_AddBoolToObject(root, "success", success);
+    cJSON_AddNumberToObject(root, "temperature", temperature);
+    cJSON_AddStringToObject(root, "unit", "Celsius");
+
+    char *json = cJSON_PrintUnformatted(root);
+    mg_http_reply(c, 200, "Content-Type: application/json\r\n", "%s\n", json);
+    free(json);
+    cJSON_Delete(root);
+}
+
 // Handle system reboot
 static void handle_reboot(struct mg_connection *c) {
     cJSON *root = cJSON_CreateObject();
@@ -417,6 +529,8 @@ static void fn(struct mg_connection *c, int ev, void *ev_data) {
             handle_progress(c);
         } else if (mg_match_uri(hm->uri, "/api/mount")) {
             handle_mount_status(c);
+        } else if (mg_match_uri(hm->uri, "/api/temperature")) {
+            handle_temperature(c);
         } else if (mg_match_uri(hm->uri, "/api/reboot")) {
             handle_reboot(c);
         } else if (mg_match_uri(hm->uri, "/")) {

web/app.js

@@ -21,7 +21,9 @@ document.addEventListener("DOMContentLoaded", function () {
 
   // Initialize
   checkMountStatus();
+  checkTemperature();
   setInterval(checkMountStatus, 10000); // Check every 10 seconds
+  setInterval(checkTemperature, 5000); // Check temperature every 5 seconds
 
   // Tab switching
   tabBtns.forEach((btn) => {
@@ -306,4 +308,37 @@ document.addEventListener("DOMContentLoaded", function () {
     const i = Math.floor(Math.log(bytes) / Math.log(k));
     return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + " " + sizes[i];
   }
+
+  // Temperature functions
+  const temperatureStatus = document.getElementById("temperature-status");
+  const tempValue = temperatureStatus
+    ? temperatureStatus.querySelector(".temp-value")
+    : null;
+
+  async function checkTemperature() {
+    if (!tempValue) return;
+
+    try {
+      const response = await fetch("/api/temperature");
+      const data = await response.json();
+
+      if (data.success) {
+        tempValue.textContent = data.temperature.toFixed(1);
+        tempValue.style.color = getTempColor(data.temperature);
+      } else {
+        tempValue.textContent = "N/A";
+        tempValue.style.color = "#888";
+      }
+    } catch (error) {
+      tempValue.textContent = "Error";
+      tempValue.style.color = "#ff4757";
+    }
+  }
+
+  function getTempColor(temp) {
+    if (temp < 50) return "#00ff88"; // Green - cool
+    if (temp < 70) return "#00d9ff"; // Blue - normal
+    if (temp < 80) return "#ffa500"; // Orange - warm
+    return "#ff4757"; // Red - hot
+  }
 });

web/index.html

@@ -33,6 +33,14 @@
                             <span class="status-text">Checking...</span>
                         </span>
                     </div>
+                    <div class="status-item">
+                        <span class="label">CPU Temperature:</span>
+                        <span class="value" id="temperature-status">
+                            <span class="temp-icon">🌡️</span>
+                            <span class="temp-value">--</span>
+                            <span class="temp-unit">°C</span>
+                        </span>
+                    </div>
                 </div>
             </section>
 

web/style.css

@@ -98,6 +98,21 @@ h2 {
     box-shadow: 0 0 10px #ff4757;
 }
 
+/* Temperature Display */
+.temp-icon {
+    margin-right: 8px;
+}
+
+.temp-value {
+    color: #00d9ff;
+    font-size: 1.3rem;
+}
+
+.temp-unit {
+    color: #888;
+    font-size: 0.9rem;
+}
+
 /* Upload Section */
 .upload-tabs {
     display: flex;