服务端本地IP可调：TCP/UDP服务端绑定指定本地IP，UDP服务端回发给最近远端；新增发布日志

network_debugger.py

@@ -1946,12 +1946,12 @@ class NetPanel(BasePanel):
         server = self.combox_mode.currentText() == '服务端'
         if server:
             self.edit_ip.setText(get_local_ip())
-            self.edit_ip.setEnabled(False)
+            self.edit_ip.setEnabled(True)
+            self.edit_ip.setToolTip('监听的本机IP；填 0.0.0.0 表示监听所有网卡')
             self.ip_label.setText('本地IP')
-            if self.btn_conn.text() not in ('停止',):
-                pass
         else:
             self.edit_ip.setEnabled(True)
+            self.edit_ip.setToolTip('目标IP')
             self.ip_label.setText('目标IP')
         if self.kind == 'tcp' and self.client_bar is not None:
             self.client_bar.setVisible(server)
@@ -2006,12 +2006,12 @@ class NetPanel(BasePanel):
 
     def start_server(self):
         port = self.spin_port.value()
-        local = self.edit_ip.text().strip() or get_local_ip()
+        local = self.edit_ip.text().strip() or '0.0.0.0'
         try:
             if self.kind == 'tcp':
                 srv = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
                 srv.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
-                srv.bind(('0.0.0.0', port))
+                srv.bind((local, port))
                 srv.listen(10)
                 srv.settimeout(0.5)
                 self.sock = srv
@@ -2020,7 +2020,7 @@ class NetPanel(BasePanel):
                 threading.Thread(target=self.accept_loop, daemon=True).start()
             else:
                 srv = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
-                srv.bind(('0.0.0.0', port))
+                srv.bind((local, port))
                 srv.settimeout(0.5)
                 self.sock = srv
                 self.btn_conn.setText('停止')
@@ -2132,9 +2132,14 @@ class NetPanel(BasePanel):
             if not self.sock:
                 QMessageBox.warning(self, '提示', '请先连接或启动服务器')
                 return False
-            ip = self.edit_ip.text().strip() or '127.0.0.1'
+            server = self.combox_mode.currentText() == '服务端'
+            if server and getattr(self, 'last_remote', None):
+                addr = self.last_remote
+            else:
+                ip = self.edit_ip.text().strip() or '127.0.0.1'
+                addr = (ip, self.spin_port.value())
             try:
-                self.sock.sendto(data, (ip, self.spin_port.value()))
+                self.sock.sendto(data, addr)
                 return True
             except Exception as e:
                 QMessageBox.warning(self, '错误', f'发送失败\n{e}')