Add SFTelnetProxyMuxer support to start

gns3server/compute/base_node.py

@@ -31,7 +31,7 @@ from aiohttp.web import WebSocketResponse
 from gns3server.utils.interfaces import interfaces
 from ..compute.port_manager import PortManager
 from ..utils.asyncio import wait_run_in_executor, locking
-#from ..utils.asyncio.telnet_server import AsyncioTelnet
+from ..utils.asyncio.telnet_server import AsyncioTelnetServer
 from ..utils.asyncio.sftelnetproxymuxer import SFTelnetProxyMuxer
 from ..ubridge.hypervisor import Hypervisor
 from ..ubridge.ubridge_error import UbridgeError
@@ -375,36 +375,42 @@ class BaseNode:
 
         if not self._wrap_console or self._console_type != "telnet":
             return
-        remaining_trial = 60
-        log.info(f"Internal_console_port: {self._internal_console_port}")
-        while True:
-            try:
-                (self._wrap_console_reader, self._wrap_console_writer) = await asyncio.open_connection(
-                    host="127.0.0.1",
-                    port=self._internal_console_port
-                )
-                break
-            except (OSError, ConnectionRefusedError) as e:
-                if remaining_trial <= 0:
-                    raise e
-            await asyncio.sleep(0.1)
-            remaining_trial -= 1
+        #remaining_trial = 60
+        #log.info(f"Internal_console_port: {self._internal_console_port}")
+        # self._internal_console_port == qemu listner port for example
+        #while True:
+        #    try:
+        #        (self._wrap_console_reader, self._wrap_console_writer) = await asyncio.open_connection(
+        #            host="127.0.0.1",
+        #            port=self._internal_console_port
+        #        )
+        #        break
+        #    except (OSError, ConnectionRefusedError) as e:
+        #        if remaining_trial <= 0:
+        #            raise e
+        #    await asyncio.sleep(0.1)
+        #    remaining_trial -= 1
         ## no longer needed. SFTelnetProxyMuxer handles client handshake
-        await AsyncioTelnetServer.write_client_intro(self._wrap_console_writer, echo=True)
-        server = AsyncioTelnetServer(
-            reader=self._wrap_console_reader,
-            writer=self._wrap_console_writer,
-            binary=True,
-            echo=True
-        )
+        #await AsyncioTelnetServer.write_client_intro(self._wrap_console_writer, echo=True)
+        #server = AsyncioTelnetServer(
+        #    reader=self._wrap_console_reader,
+        #    writer=self._wrap_console_writer,
+        #    binary=True,
+        #    echo=True
+        #)
+        server = SFTelnetProxyMuxer(binary=True, echo=True, remote_port=self._internal_console_port,  listen_port=self.console)
+        await server.start_proxy()
         # warning: this will raise OSError exception if there is a problem...
-        log.info(f"self._manager.port_manager.console_host: {self._manager.port_manager.console_host}")
-        log.info(f"self.console {self.console}")
-        self._wrapper_telnet_server = await asyncio.start_server(
-            server.run,
-            self._manager.port_manager.console_host,
-            self.console
-        )
+        #log.info(f"self._manager.port_manager.console_host: {self._manager.port_manager.console_host}")
+        #log.info(f"self.console {self.console}")
+        # self._manager.port_manager.console_host == bind ip
+        # self.console == bind port
+        #self._wrapper_telnet_server = await asyncio.start_server(
+        #    server.run,
+        #    self._manager.port_manager.console_host,
+        #    self.console
+        #)
+        
 
     async def stop_wrap_console(self):
         """