#mosquitto mosquitto

docker exec mosquitto cat /mosquitto/config/mosquitto.conf

返回示例

docker exec mosquitto cat /mosquitto/config/mosquitto.conf
allow_anonymous false          # ❌ 禁止匿名连接（必须有用户名密码）
password_file /mosquitto/config/<用户>.txt  # ✅ 密码文件存在
listener 1883                  # 监听1883端口