2026-06-28 04:32:18 +08:00
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/*
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2026-04-27 00:42:26 +08:00
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* health_monitor.h - 系统健康监控头文件
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2026-05-31 03:20:26 +08:00
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*
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* HealthMonitor 类封装健康状态管理、温度监控和 WiFi RSSI 监控。
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2026-04-27 00:42:26 +08:00
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*/
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2026-04-27 02:34:47 +08:00
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#pragma once
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2026-04-27 00:42:26 +08:00
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#include <stdint.h>
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2026-05-31 03:20:26 +08:00
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#include "freertos/FreeRTOS.h"
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#include "freertos/semphr.h"
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2026-06-20 00:46:04 +08:00
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#include "freertos/task.h"
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2026-05-31 03:20:26 +08:00
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#include "driver/temperature_sensor.h"
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2026-06-28 04:32:18 +08:00
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#include "esp_timer.h"
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2026-04-27 00:42:26 +08:00
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#include "app_config.h"
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// T9.3: 健康状态等级
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typedef enum {
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SYS_NORMAL = 0, // 正常
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SYS_WARNING = 1, // 警告
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SYS_CRITICAL = 2, // 危险
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SYS_SAFE_SHUTDOWN = 3 // 安全关机
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} health_state_t;
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2026-06-21 23:48:31 +08:00
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/** @brief 健康监控模块内部状态码,用于函数返回值。 */
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2026-04-27 00:42:26 +08:00
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typedef enum {
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2026-06-21 23:48:31 +08:00
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HEALTH_MON_OK = 0, ///< 健康检查通过
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HEALTH_MON_WARNING = 1, ///< 健康检查警告(可继续)
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HEALTH_MON_CRITICAL = 2, ///< 健康检查危险(建议中止)
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HEALTH_MON_SHUTDOWN = 3 ///< 需要安全关机
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2026-04-27 00:42:26 +08:00
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} health_status_t;
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// WiFi RSSI 阈值(来自 app_config.h)
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2026-06-21 23:48:31 +08:00
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#define WIFI_RSSI_NORMAL WIFI_RSSI_WARNING ///< WiFi 信号正常阈值(别名)
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2026-04-27 00:42:26 +08:00
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2026-05-05 04:48:31 +08:00
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/**
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2026-05-31 03:20:26 +08:00
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* @brief 系统健康监控类(单例)
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2026-05-30 20:04:04 +08:00
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*
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2026-05-31 03:20:26 +08:00
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* 封装健康状态管理、温度定时监控和 WiFi RSSI 监控。
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2026-05-30 20:04:04 +08:00
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*/
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2026-05-31 03:20:26 +08:00
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class HealthMonitor {
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public:
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2026-06-15 01:14:29 +08:00
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/**
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* @brief 获取 HealthMonitor 单例实例。
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* @return HealthMonitor 引用。
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*/
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2026-05-31 03:20:26 +08:00
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static HealthMonitor& instance();
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2026-05-31 03:20:26 +08:00
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/** @brief 初始化健康监控模块,创建内部互斥锁与基础状态。 */
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void init();
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2026-05-05 04:48:31 +08:00
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2026-05-31 03:20:26 +08:00
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/** @brief 健康监控 FreeRTOS 任务入口。 */
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static void taskEntry(void *pvParameters);
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2026-05-05 04:48:31 +08:00
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2026-05-31 03:20:26 +08:00
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/** @brief OTA 传输前执行健康检查。 */
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health_status_t checkBeforeOta();
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2026-05-31 03:20:26 +08:00
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/** @brief OTA 中继转发阶段执行健康检查(跳过 WiFi 检查)。 */
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health_status_t checkBeforeOtaRelay();
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2026-05-05 04:48:31 +08:00
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2026-05-31 03:20:26 +08:00
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2026-06-14 17:10:24 +08:00
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/** @brief 获取当前系统健康状态(线程安全)。 */
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2026-05-31 03:20:26 +08:00
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health_state_t getCurrent();
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/** @brief 根据 WiFi RSSI 更新健康状态。 */
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health_status_t updateFromWifiRssi(int8_t rssi);
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/** @brief 获取最近一次芯片温度。 */
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float getLastTemperature();
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/** @brief 获取最近一次 WiFi RSSI 及其年龄。 */
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bool getLastWifiRssi(int8_t *out_rssi, uint32_t *out_age_ms);
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2026-06-20 00:46:04 +08:00
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/** @brief 获取健康监控任务句柄。 */
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TaskHandle_t getTaskHandle() const { return m_taskHandle; }
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2026-06-22 01:53:16 +08:00
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/**
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2026-07-16 01:24:12 +08:00
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* @brief 由 WiFi 事件回调推送连接状态(避免 HealthMonitor → WifiOta 依赖)。
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2026-06-22 01:53:16 +08:00
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* WiFi 连接/断开时由 wifi_ota 事件处理器主动调用,
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2026-07-16 01:24:12 +08:00
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* HealthMonitor 无需主动查询 WifiOta::isConnected()。
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2026-06-22 01:53:16 +08:00
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* @param connected true=已连接,false=断开。
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*/
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void setWifiConnected(bool connected);
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private:
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2026-06-14 17:10:24 +08:00
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/** @brief 加锁读取健康状态。 */
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health_state_t getState();
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/** @brief 加锁设置健康状态。 */
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void setState(health_state_t newState);
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2026-05-31 03:20:26 +08:00
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HealthMonitor() = default;
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~HealthMonitor() = default;
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HealthMonitor(const HealthMonitor&) = delete;
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HealthMonitor& operator=(const HealthMonitor&) = delete;
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SemaphoreHandle_t m_mutex = NULL;
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temperature_sensor_handle_t m_tempHandle = NULL;
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2026-07-15 02:23:25 +08:00
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// 温度监控 esp_timer 句柄存为成员,避免任务被删除后定时器仍在运行、
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// 回调继续访问 instance() 成员。
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2026-06-28 04:32:18 +08:00
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esp_timer_handle_t m_tempTimer = nullptr;
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2026-06-14 17:10:24 +08:00
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health_state_t m_healthState = SYS_NORMAL;
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2026-05-31 03:20:26 +08:00
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float m_lastTemperature = 0.0f;
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int8_t m_lastWifiRssi = -127;
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int64_t m_lastWifiRssiMs = 0;
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TaskHandle_t m_taskHandle = NULL;
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2026-06-28 04:32:18 +08:00
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// m_wifiConnected 由 m_mutex 保护(setWifiConnected 写 / checkBeforeOta 读)。
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2026-07-15 02:23:25 +08:00
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bool m_wifiConnected = false; ///< WiFi 连接状态(由 WiFi 事件推送)
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2026-05-31 03:20:26 +08:00
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static void tempMonitorCallback(void *arg);
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2026-06-28 04:32:18 +08:00
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// RAII 锁守卫(与 SpiMaster::LockGuard 风格一致)
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class LockGuard {
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public:
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explicit LockGuard(SemaphoreHandle_t mutex) : m_lock(mutex) {
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if (m_lock) { xSemaphoreTake(m_lock, portMAX_DELAY); }
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}
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~LockGuard() {
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if (m_lock) { xSemaphoreGive(m_lock); }
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}
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LockGuard(const LockGuard&) = delete;
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LockGuard& operator=(const LockGuard&) = delete;
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private:
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SemaphoreHandle_t m_lock;
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};
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2026-06-20 00:46:04 +08:00
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};
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