修复4G串口打不开,程序启动失败问题

InitAuth/conf/.env

@@ -3,6 +3,10 @@ UUID:"mjb64bcdgdm7q"
 
 #以下配置用于获取云端发送秘钥
 ServerPwd:"1905168ed33af18c0cd09d996e82e71d"
+
+# 以下配置用于储存ICCID
+ICCID:898604581824D0366321
+
 #以下配置存储GPIO输出高低电平--状态机
 outPutMode:false
 

PyApp/upload.log

@@ -16864,3 +16864,13 @@
 2026-01-10 09:30:10 - 读取ICCID异常: (5, 'Input/output error')
 2026-03-05 11:00:05 - ICCID刷新线程启动
 2026-03-05 11:00:05 - 主程序异常: [Errno 2] No such file or directory: '/mnt/save/warning'
+2026-03-05 12:38:03 - ICCID刷新线程启动
+2026-03-05 12:38:03 - 主程序异常: [Errno 2] No such file or directory: '/mnt/save/warning'
+2026-03-05 12:46:00 - ICCID刷新线程启动
+2026-03-05 12:46:00 - 主程序异常: [Errno 2] No such file or directory: '/mnt/save/warning'
+2026-03-05 12:51:05 - ICCID刷新线程启动
+2026-03-05 12:51:05 - 主程序异常: [Errno 2] No such file or directory: '/mnt/save/warning'
+2026-03-05 13:27:21 - ICCID刷新线程启动
+2026-03-05 13:27:21 - 主程序异常: [Errno 2] No such file or directory: '/mnt/save/warning'
+2026-03-05 13:36:37 - ICCID刷新线程启动
+2026-03-05 13:36:37 - 主程序异常: [Errno 2] No such file or directory: '/mnt/save/warning'

VideoProsessing/src/main.cpp

@@ -839,6 +839,7 @@ bool videoInit(VideoCapture &cap)
     cap.set(CAP_PROP_FRAME_HEIGHT, 480);
     cap.set(CAP_PROP_FPS, 30);
     cap.set(CAP_PROP_BUFFERSIZE, 1);
+
     // 尝试 MJPG，若不支持则忽略
     cap.set(CAP_PROP_FOURCC, VideoWriter::fourcc('M', 'J', 'P', 'G'));
     double fccv = cap.get(CAP_PROP_FOURCC);
@@ -887,6 +888,7 @@ bool processFrame(VideoCapture &cap, FILE *pipe, Mat &frame, int64 &count, chron
         this_thread::sleep_for(50ms);
         return true;
     }
+    
     handleFrame = frame;
 
     vector<Dection> destCopy;

softWareInit/src/main.cpp

@@ -267,14 +267,40 @@ void startCamera()
 // 初始化MQTT
 void mqttInit()
 {
-
     client.set_connected_handler([](const string &cause)
                                  { cout << "Connected Successed!\n"; });
     client.set_message_callback(getMsgCallback);
 
-    // 连接服务器
+    // 连接服务器，增加重试与异常处理，避免崩溃
-    client.connect()->wait();
+    const int maxAttempts = 3;
-    client.subscribe(Topic, Qos)->wait();
+    int attempt = 0;
+    while (attempt < maxAttempts)
+    {
+        try
+        {
+            client.connect()->wait();
+            client.subscribe(Topic, Qos)->wait();
+            cout << "MQTT 已连接并订阅主题\n";
+            return;
+        }
+        catch (const mqtt::exception &e)
+        {
+            cerr << "MQTT 连接失败: " << e.what() << " (尝试 " << (attempt + 1) << "/" << maxAttempts << ")\n";
+        }
+        catch (const std::exception &e)
+        {
+            cerr << "MQTT 连接异常: " << e.what() << " (尝试 " << (attempt + 1) << "/" << maxAttempts << ")\n";
+        }
+        catch (...)
+        {
+            cerr << "MQTT 连接发生未知异常 (尝试 " << (attempt + 1) << "/" << maxAttempts << ")\n";
+        }
+
+        attempt++;
+        std::this_thread::sleep_for(2s);
+    }
+
+    cerr << "MQTT 初始化失败，程序将继续运行但不使用 MQTT\n";
 }
 
 // 接收消息回调
@@ -472,6 +498,102 @@ void Exit(int sig)
 // 通过串口发送 AT+CCID 指令，读取并解析返回的ICCID号
 string GetSimICCID(const string &tty)
 {
+    auto trim = [](std::string s) -> std::string
+    {
+        auto is_ws = [](unsigned char c)
+        { return std::isspace(c) != 0; };
+        while (!s.empty() && (is_ws((unsigned char)s.front()) || s.front() == '\"'))
+            s.erase(s.begin());
+        while (!s.empty() && (is_ws((unsigned char)s.back()) || s.back() == '\r' || s.back() == '\n' || s.back() == '\"'))
+            s.pop_back();
+        return s;
+    };
+
+    // 从配置文件读取 ICCID（支持 ICCID:null / ICCID:xxxxx / ICCID=xxxxx）
+    auto read_iccid_from_file = [&]() -> std::string
+    {
+        std::lock_guard<std::mutex> lk(envMutex);
+        ReadFile rf(filepath);
+        if (!rf.Open())
+            return "";
+
+        auto lines = rf.ReadLines();
+        rf.Close();
+
+        for (auto &line : lines)
+        {
+            // 允许空格： "ICCID: 8986..." 或 "ICCID=null"
+            auto posColon = line.find("ICCID:");
+            auto posEq = line.find("ICCID=");
+            size_t pos = std::string::npos;
+            size_t keyLen = 0;
+
+            if (posColon != std::string::npos)
+            {
+                pos = posColon;
+                keyLen = sizeof("ICCID:") - 1;
+            }
+            else if (posEq != std::string::npos)
+            {
+                pos = posEq;
+                keyLen = sizeof("ICCID=") - 1;
+            }
+
+            if (pos != std::string::npos)
+            {
+                std::string v = trim(line.substr(pos + keyLen));
+                if (v == "null" || v.empty())
+                    return "";
+                return v;
+            }
+        }
+        return "";
+    };
+
+    // 写回 ICCID：优先替换已有 ICCID 行；没有则追加一行 "ICCID:xxxx"
+    auto write_iccid_to_file = [&](const std::string &iccid) -> void
+    {
+        if (iccid.empty())
+            return;
+
+        std::lock_guard<std::mutex> lk(envMutex);
+        ReadFile rf(filepath);
+        if (!rf.Open())
+        {
+            std::cerr << "ICCID 写入失败，无法打开文件: " << filepath << std::endl;
+            return;
+        }
+
+        auto lines = rf.ReadLines();
+        rf.Close();
+
+        bool replaced = false;
+        for (auto &line : lines)
+        {
+            // 覆盖这几类：ICCID:null / ICCID:old / ICCID=old
+            if (line.rfind("ICCID:", 0) == 0 || line.rfind("ICCID=", 0) == 0)
+            {
+                line = std::string("ICCID:") + iccid;
+                replaced = true;
+                break;
+            }
+        }
+        if (!replaced)
+            lines.push_back(std::string("ICCID:") + iccid);
+
+        std::string out;
+        out.reserve(4096);
+        for (size_t i = 0; i < lines.size(); ++i)
+        {
+            out += lines[i];
+            if (i + 1 < lines.size())
+                out += "\n";
+        }
+
+        WriteFile wf(filepath);
+        wf.overwriteText(out);
+    };
+
     int retry = 0;
     while (retry < 5)
     {
@@ -480,6 +602,13 @@ string GetSimICCID(const string &tty)
         if (fd < 0)
         {
             std::cerr << "无法打开串口: " << tty << std::endl;
+
+            // 1) 无法打开串口 -> 读取文件上次写入的 ICCID 返回
+            std::string cached = read_iccid_from_file();
+            if (!cached.empty())
+                return cached;
+
+            std::cerr << "未找到可用的缓存 ICCID（文件无 ICCID 或为 null）" << std::endl;
             return "";
         }
 
@@ -498,12 +627,10 @@ string GetSimICCID(const string &tty)
 
         auto send_and_read = [&](const char *cmd) -> std::string
         {
-            // 清空缓冲并发送
             tcflush(fd, TCIOFLUSH);
             write(fd, cmd, strlen(cmd));
             std::string result;
             char buf[256] = {0};
-            // 轮询读取，累计约2秒
             for (int i = 0; i < 20; ++i)
             {
                 int n = read(fd, buf, sizeof(buf));
@@ -514,7 +641,6 @@ string GetSimICCID(const string &tty)
             return result;
         };
 
-        // 先试 AT+QCCID，失败再试 AT+CCID
         std::string result = send_and_read("AT+QCCID\r\n");
         if (result.find("+QCCID") == std::string::npos)
         {
@@ -524,16 +650,12 @@ string GetSimICCID(const string &tty)
         }
         close(fd);
 
-        // 打印原始回应便于调试
         std::string debug = result;
-        // 清理换行
         debug.erase(std::remove_if(debug.begin(), debug.end(),
                                    [](unsigned char c)
                                    { return c == '\r' || c == '\n'; }),
                     debug.end());
-        // std::cout << "ICCID原始回应: " << debug << std::endl;
 
-        // 错误重试
         if (result.find("ERROR") != std::string::npos)
         {
             retry++;
@@ -541,22 +663,21 @@ string GetSimICCID(const string &tty)
             continue;
         }
 
-        // 解析（支持字母数字）
         std::smatch m;
-        // +QCCID 或 +CCID 后取字母数字
         std::regex reg(R"(\+(?:Q)?CCID:\s*([0-9A-Za-z]+))");
         if (std::regex_search(debug, m, reg))
         {
             std::string iccid = m[1];
-            // 去掉尾部OK或非字母数字
             while (!iccid.empty() && !std::isalnum(static_cast<unsigned char>(iccid.back())))
                 iccid.pop_back();
             if (iccid.size() >= 2 && iccid.substr(iccid.size() - 2) == "OK")
                 iccid.erase(iccid.size() - 2);
+
+            // 2) 成功读到 ICCID -> 写入/更新文件
+            write_iccid_to_file(iccid);
             return iccid;
         }
 
-        // 兜底：19~22位的字母数字（如尾部含 D）
         std::regex reg2(R"(([0-9A-Za-z]{19,22}))");
         if (std::regex_search(debug, m, reg2))
         {
@@ -565,10 +686,11 @@ string GetSimICCID(const string &tty)
                 iccid.pop_back();
             if (iccid.size() >= 2 && iccid.substr(iccid.size() - 2) == "OK")
                 iccid.erase(iccid.size() - 2);
+
+            write_iccid_to_file(iccid);
             return iccid;
         }
 
-        // 进一步兜底：手工截取 +QCCID: / +CCID: 后的连续字母数字
         auto parse_after = [&](const std::string &s, const std::string &key) -> std::string
         {
             size_t pos = s.find(key);
@@ -585,17 +707,32 @@ string GetSimICCID(const string &tty)
                 iccid.erase(iccid.size() - 2);
             return iccid;
         };
+
         {
             std::string iccid = parse_after(debug, "+QCCID:");
             if (iccid.empty())
                 iccid = parse_after(debug, "+CCID:");
             if (!iccid.empty())
+            {
+                write_iccid_to_file(iccid);
                 return iccid;
+            }
         }
 
         retry++;
         usleep(200000);
     }
+
+    // 多次重试失败：最后再尝试用缓存兜底（可选，但更符合“尽量别失败”）
+    std::string cached = read_iccid_from_file();
+    if (!cached.empty())
+    {
+        std::cerr << "多次尝试失败，使用缓存的 ICCID 作为兜底: " << cached << std::endl;
+        return cached;
+    }
+
+    std::cerr << "未找到可用的缓存 ICCID（文件无 ICCID 或为 null）" << std::endl;
+
     return "";
 }