feat: ESP32-C3 OTA 中继项目 initial commit

2026-04-27 00:42:26 +08:00
commit bcfe130451
48 changed files with 9705 additions and 0 deletions
@@ -0,0 +1,92 @@
+/*
+ * health_monitor.c - 系统健康监控实现
+ */
+#include <stdio.h>
+#include <string.h>
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "esp_wifi.h"
+
+#include "health_monitor.h"
+#include "debug_log.h"
+
+health_state_t g_health_state = SYS_NORMAL;
+
+static SemaphoreHandle_t g_health_mutex = NULL;
+
+void health_monitor_init(void)
+{
+    g_health_mutex = xSemaphoreCreateMutex();
+    if (g_health_mutex == NULL) {
+        DEBUG_ERR("HEALTH", "创建健康状态互斥锁失败");
+    }
+}
+
+// 每次向 GD32 发送 DATA_PACKET 前的健康检查
+health_status_t health_check_before_ota(void)
+{
+    health_status_t status = HEALTH_MON_OK;
+
+    if (g_health_state >= SYS_SAFE_SHUTDOWN) {
+        return HEALTH_MON_SHUTDOWN;
+    } else if (g_health_state >= SYS_CRITICAL) {
+        return HEALTH_MON_CRITICAL;
+    } else if (g_health_state >= SYS_WARNING) {
+        status = HEALTH_MON_WARNING;
+    }
+
+    wifi_ap_record_t ap_info;
+    if (esp_wifi_sta_get_ap_info(&ap_info) == ESP_OK) {
+        if (ap_info.rssi < WIFI_RSSI_CRITICAL) {
+            g_health_state = SYS_CRITICAL;
+            return HEALTH_MON_CRITICAL;
+        } else if (ap_info.rssi < WIFI_RSSI_NORMAL) {
+            if (status < HEALTH_MON_WARNING) {
+                status = HEALTH_MON_WARNING;
+            }
+        }
+    }
+
+    return status;
+}
+
+health_state_t health_get_current(void)
+{
+    health_state_t state;
+    if (g_health_mutex) {
+        xSemaphoreTake(g_health_mutex, portMAX_DELAY);
+    }
+    state = g_health_state;
+    if (g_health_mutex) {
+        xSemaphoreGive(g_health_mutex);
+    }
+    return state;
+}
+
+// 健康事件的 Flash 日志写入
+void health_log_event(const char *event, int value)
+{
+    DEBUG_WARN("HEALTH", "[健康日志] %s: %d", event, value);
+}
+
+health_status_t health_update_from_wifi_rssi(int8_t rssi)
+{
+    if (rssi < WIFI_RSSI_CRITICAL) {
+        g_health_state = SYS_CRITICAL;
+        health_log_event("WIFI危险", rssi);
+        return HEALTH_MON_CRITICAL;
+    } else if (rssi < WIFI_RSSI_NORMAL) {
+        if (g_health_state < SYS_WARNING) {
+            g_health_state = SYS_WARNING;
+            health_log_event("WIFI警告", rssi);
+        }
+        return HEALTH_MON_WARNING;
+    }
+
+    if (g_health_state == SYS_WARNING && rssi >= WIFI_RSSI_NORMAL) {
+        g_health_state = SYS_NORMAL;
+        health_log_event("WIFI恢复", rssi);
+    }
+
+    return HEALTH_MON_OK;
+}
@@ -0,0 +1,38 @@
+/*
+ * health_monitor.h - 系统健康监控头文件
+ */
+#ifndef HEALTH_MONITOR_H
+#define HEALTH_MONITOR_H
+
+#include <stdint.h>
+#include "app_config.h"
+
+// T9.3: 健康状态等级
+typedef enum {
+    SYS_NORMAL = 0,        // 正常
+    SYS_WARNING = 1,       // 警告
+    SYS_CRITICAL = 2,     // 危险
+    SYS_SAFE_SHUTDOWN = 3  // 安全关机
+} health_state_t;
+
+typedef enum {
+    HEALTH_MON_OK = 0,
+    HEALTH_MON_WARNING = 1,
+    HEALTH_MON_CRITICAL = 2,
+    HEALTH_MON_SHUTDOWN = 3
+} health_status_t;
+
+// 外部共享状态（互斥锁保护）
+extern health_state_t g_health_state;
+
+// WiFi RSSI 阈值（来自 app_config.h）
+#define WIFI_RSSI_NORMAL   WIFI_RSSI_WARNING
+#define WIFI_RSSI_WEAK     WIFI_RSSI_CRITICAL
+
+// 函数声明
+extern health_status_t health_check_before_ota(void);
+extern void health_log_event(const char *event, int value);
+extern health_state_t health_get_current(void);
+extern health_status_t health_update_from_wifi_rssi(int8_t rssi);
+
+#endif // HEALTH_MONITOR_H