Fix issue when calling reset_console with running VPCS and Qemu nodes. Ref #1619

gns3server/compute/base_node.py

@@ -386,7 +386,11 @@ class BaseNode:
         await AsyncioTelnetServer.write_client_intro(writer, echo=True)
         server = AsyncioTelnetServer(reader=reader, writer=writer, binary=True, echo=True)
         # warning: this will raise OSError exception if there is a problem...
-        self._wrapper_telnet_server = await asyncio.start_server(server.run, self._manager.port_manager.console_host, self.console)
+        self._wrapper_telnet_server = await asyncio.start_server(
+            server.run,
+            self._manager.port_manager.console_host,
+            self.console
+        )
 
     async def stop_wrap_console(self):
         """
@@ -397,14 +401,6 @@ class BaseNode:
             self._wrapper_telnet_server.close()
             await self._wrapper_telnet_server.wait_closed()
 
-    async def reset_console(self):
-        """
-        Reset console
-        """
-
-        await self.stop_wrap_console()
-        await self.start_wrap_console()
-
     async def start_websocket_console(self, request):
         """
         Connect to console using Websocket.

gns3server/compute/dynamips/nodes/router.py

@@ -977,7 +977,6 @@ class Router(BaseNode):
                 raise DynamipsError('"{name}" must be stopped to change the console type to {console_type}'.format(name=self._name,
                                                                                                                    console_type=console_type))
 
-
         self.console_type = console_type
 
         if self._console and console_type == "telnet":
@@ -993,6 +992,13 @@ class Router(BaseNode):
         self.aux = aux
         await self._hypervisor.send('vm set_aux_tcp_port "{name}" {aux}'.format(name=self._name, aux=aux))
 
+    async def reset_console(self):
+        """
+        Reset console
+        """
+
+        pass  # reset console is not supported with Dynamips
+
     async def get_cpu_usage(self, cpu_id=0):
         """
         Shows cpu usage in seconds, "cpu_id" is ignored.

gns3server/compute/qemu/qemu_vm.py

@@ -1567,6 +1567,15 @@ class QemuVM(BaseNode):
                 self._process = None
         return False
 
+    async def reset_console(self):
+        """
+        Reset console
+        """
+
+        await self.stop_wrap_console()
+        if self.is_running():
+            await self.start_wrap_console()
+
     def command(self):
         """
         Returns the QEMU command line.

gns3server/compute/vpcs/vpcs_vm.py

@@ -344,6 +344,15 @@ class VPCSVM(BaseNode):
             return True
         return False
 
+    async def reset_console(self):
+        """
+        Reset console
+        """
+
+        await self.stop_wrap_console()
+        if self.is_running():
+            await self.start_wrap_console()
+
     @BaseNode.console_type.setter
     def console_type(self, new_console_type):
         """