feat: 新增 tb_serialnet 透传发送表 + serialnet_loop 轮询下发 + B2响应匹配 + 超时检测

src/server.py

@@ -32,6 +32,8 @@ from src.handlers import (
     handle_tsreport,
     handle_serial_net,
     parse_loop,
+    serialnet_loop,
+    set_udp_sender,
 )
 
 logging.basicConfig(
@@ -40,6 +42,15 @@ logging.basicConfig(
 )
 logger = logging.getLogger("edc")
 
+# 全局 UDP transport，供 serialnet_loop 发送指令
+_udp_transport: asyncio.DatagramTransport | None = None
+
+
+def send_udp(data: bytes, addr: tuple[str, int]):
+    """通过全局 UDP transport 发送数据"""
+    if _udp_transport:
+        _udp_transport.sendto(data, addr)
+
 
 class EDCProtocol:
     """asyncio UDP 协议处理器"""
@@ -49,6 +60,8 @@ class EDCProtocol:
 
     def connection_made(self, transport):
         self.transport = transport
+        global _udp_transport
+        _udp_transport = transport
 
     def datagram_received(self, data, addr):
         asyncio.ensure_future(self._handle(data, addr))
@@ -169,6 +182,7 @@ async def main():
     await init_pool()
 
     asyncio.create_task(parse_loop())
+    asyncio.create_task(serialnet_loop())
 
     loop = asyncio.get_running_loop()
 
@@ -177,6 +191,7 @@ async def main():
         lambda: EDCProtocol(),  # type: ignore[arg-type]
         local_addr=(BIND_HOST, UDP_PORT),
     )
+    set_udp_sender(send_udp)  # 注入到 handlers 供 serialnet_loop 使用
     logger.info(f"UDP 服务监听 {BIND_HOST}:{UDP_PORT}")
 
     # UDP :5505