fix(mqtt): 解决MQTT工具包依赖库路径问题

- 验证mosquitto工具是否可用并记录版本信息
- 设置LD_LIBRARY_PATH环境变量让mosquitto二进制文件能找到依赖库
- 在子进程中执行订阅命令确保输出重定向正常工作
- 增加等待时间确保MQTT连接建立
- 检查订阅进程状态和输出文件创建情况
- 优化发布命令执行前的版本测试
- 改进错误日志记录包含退出码和输出信息
- 修复订阅输出文件处理逻辑确保消息验证正常

AuxiliaryTool/ScriptTool/ServiceSelfInspection/check_server_health.sh

@@ -1668,6 +1668,12 @@ test_mqtt_connection() {
       mqtt_pub_cmd="$mqtt_toolkit_dir/mosquitto_pub"
       use_toolkit=true
       log INFO "[MQTT] 使用内置工具包: $mqtt_toolkit_dir"
+
+      # 验证mosquitto工具是否可用
+      local mqtt_lib_dir="$mqtt_toolkit_dir/lib"
+      local version_test
+      version_test="$(LD_LIBRARY_PATH="$mqtt_lib_dir:${LD_LIBRARY_PATH:-}" "$mqtt_pub_cmd" --version 2>&1 || echo "FAILED")"
+      log INFO "[MQTT] mosquitto_pub版本: $version_test"
     else
       # 降级：检查容器内是否有mosquitto命令
       local check_mosquitto_output
@@ -1699,7 +1705,9 @@ test_mqtt_connection() {
       local sub_output
       if [[ "$use_toolkit" == true ]]; then
         # 使用工具包：通过docker cp复制到容器内执行，或映射端口从宿主机执行
-        sub_output="$(timeout 2 "$mqtt_sub_cmd" -h localhost -p "$mqtt_port" -t "$topic" -C 1 -W 2 2>&1 || true)" || sub_output="SUB_TIMEOUT"
+        # 需要设置LD_LIBRARY_PATH让mosquitto二进制文件能找到依赖库
+        local mqtt_lib_dir="$(dirname "$mqtt_sub_cmd")/lib"
+        sub_output="$(LD_LIBRARY_PATH="$mqtt_lib_dir:${LD_LIBRARY_PATH:-}" timeout 2 "$mqtt_sub_cmd" -h localhost -p "$mqtt_port" -t "$topic" -C 1 -W 2 2>&1 || true)" || sub_output="SUB_TIMEOUT"
       else
         # 使用容器内命令
         sub_output="$(docker exec "$actual_container" timeout 2 mosquitto_sub -h localhost -p "$mqtt_port" -t "$topic" -C 1 -W 2 2>&1 || true)" || sub_output="SUB_TIMEOUT"
@@ -1727,17 +1735,38 @@ test_mqtt_connection() {
 
       if [[ "$use_toolkit" == true ]]; then
         # 使用工具包
-        timeout 5 "$mqtt_sub_cmd" -h localhost -p "$mqtt_port" -t "$test_topic" -C 1 -v > "$sub_output_file" 2>&1 &
-
+        # 需要设置LD_LIBRARY_PATH让mosquitto二进制文件能找到依赖库
+        local mqtt_lib_dir="$(dirname "$mqtt_sub_cmd")/lib"
+        # 使用shell子进程确保输出重定向正常工作
+        (
+          LD_LIBRARY_PATH="$mqtt_lib_dir:${LD_LIBRARY_PATH:-}"
+          export LD_LIBRARY_PATH
+          timeout 5 "$mqtt_sub_cmd" -h localhost -p "$mqtt_port" -t "$test_topic" -C 1 -v > "$sub_output_file" 2>&1
+        ) &
+        local sub_pid=$!
+        log INFO "[MQTT] 订阅进程PID: $sub_pid (LD_LIBRARY_PATH=$mqtt_lib_dir, 输出文件=$sub_output_file)"
       else
         # 使用容器内命令
         docker exec "$actual_container" sh -c "timeout 5 mosquitto_sub -h localhost -p $mqtt_port -t '$test_topic' -C 1 -v > $sub_output_file 2>&1" &
+        local sub_pid=$!
+        log INFO "[MQTT] 订阅进程PID: $sub_pid (容器内, 输出文件=$sub_output_file)"
+      fi
 
+      # 等待订阅启动 - 增加等待时间确保MQTT连接建立
+      sleep 2
+
+      # 检查订阅进程是否还在运行，以及输出文件是否已创建
+      if kill -0 "$sub_pid" 2>/dev/null; then
+        log INFO "[MQTT] 订阅进程 $sub_pid 正在运行"
+      else
+        log WARN "[MQTT] 订阅进程 $sub_pid 已提前退出"
       fi
-      local sub_pid=$! || true
 
-      # 等待订阅启动
-      sleep 1
+      if [[ -f "$sub_output_file" ]]; then
+        log INFO "[MQTT] 订阅输出文件已创建: $sub_output_file"
+      else
+        log WARN "[MQTT] 订阅输出文件尚未创建: $sub_output_file"
+      fi
 
       # 步骤2: 发送测试消息
       log INFO "[MQTT] 步骤2/3: 发送测试消息到主题: $test_topic"
@@ -1747,37 +1776,56 @@ test_mqtt_connection() {
 
       if [[ "$use_toolkit" == true ]]; then
         # 使用工具包
-        pub_output="$("$mqtt_pub_cmd" -h localhost -p "$mqtt_port" -t "$test_topic" -m "$test_message" 2>&1 || true)"
+        # 需要设置LD_LIBRARY_PATH让mosquitto二进制文件能找到依赖库
+        local mqtt_lib_dir="$(dirname "$mqtt_pub_cmd")/lib"
+        log INFO "[MQTT] 准备执行发布命令: LD_LIBRARY_PATH=$mqtt_lib_dir, cmd=$mqtt_pub_cmd, port=$mqtt_port, topic=$test_topic"
+
+        # 先测试mosquitto_pub是否能执行
+        local test_cmd_output
+        test_cmd_output="$(LD_LIBRARY_PATH="$mqtt_lib_dir:${LD_LIBRARY_PATH:-}" "$mqtt_pub_cmd" --version 2>&1 || echo "mosquitto_pub_version_failed")"
+        log INFO "[MQTT] mosquitto_pub版本测试: [$test_cmd_output]"
+
+        pub_output="$(LD_LIBRARY_PATH="$mqtt_lib_dir:${LD_LIBRARY_PATH:-}" "$mqtt_pub_cmd" -h localhost -p "$mqtt_port" -t "$test_topic" -m "$test_message" 2>&1 || true)"
         pub_exit_code=$?
+        log INFO "[MQTT] 发布命令执行结果: exit_code=$pub_exit_code, output=[$pub_output]"
       else
         # 使用容器内命令
         pub_output="$(docker exec "$actual_container" mosquitto_pub -h localhost -p "$mqtt_port" -t "$test_topic" -m "$test_message" 2>&1 || true)"
         pub_exit_code=$?
+        log INFO "[MQTT] 发布命令执行结果: exit_code=$pub_exit_code, output=[$pub_output]"
       fi
 
       if [[ $pub_exit_code -eq 0 ]]; then
         log SUCCESS "[MQTT] 消息发送成功"
         local pub_success=1
       else
-        log ERROR "[MQTT] 消息发送失败: $pub_output"
+        log ERROR "[MQTT] 消息发送失败: exit_code=$pub_exit_code, output=[$pub_output]"
         local pub_success=0
       fi
 
       # 等待订阅接收消息
       wait $sub_pid 2>/dev/null || true
       local sub_exit_code=$?
+      log INFO "[MQTT] 订阅进程退出: pid=$sub_pid, exit_code=$sub_exit_code"
 
       # 步骤3: 验证接收结果
       log INFO "[MQTT] 步骤3/3: 验证消息接收"
       local received_message=""
-      if [[ $sub_exit_code -eq 0 ]]; then
-        if [[ "$use_toolkit" == true ]]; then
+      if [[ "$use_toolkit" == true ]]; then
+        if [[ -f "$sub_output_file" ]]; then
           received_message="$(cat "$sub_output_file" 2>/dev/null || echo "")"
+          log INFO "[MQTT] 订阅输出文件内容: [$received_message]"
           rm -f "$sub_output_file" 2>/dev/null || true
         else
-          received_message="$(docker exec "$actual_container" cat "$sub_output_file" 2>/dev/null || echo "")"
-          docker exec "$actual_container" rm -f "$sub_output_file" 2>/dev/null || true
+          log WARN "[MQTT] 订阅输出文件不存在: $sub_output_file"
         fi
+      else
+        received_message="$(docker exec "$actual_container" cat "$sub_output_file" 2>/dev/null || echo "")"
+        log INFO "[MQTT] 订阅输出文件内容(容器): [$received_message]"
+        docker exec "$actual_container" rm -f "$sub_output_file" 2>/dev/null || true
+      fi
+
+      if [[ $sub_exit_code -eq 0 ]]; then
 
         # 打印接收到的原始消息体
         log INFO "[MQTT] 接收消息体: [$received_message]"