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Code Issues Releases Wiki Activity

Ensure we start only one ubridge

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Fix https://github.com/GNS3/gns3-gui/issues/1964
This commit is contained in:
Julien Duponchelle 2017-03-28 16:27:09 +02:00
parent 84da9b4c23
commit 644616b69c
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1 changed files with 6 additions and 2 deletions
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8
gns3server/compute/base_node.py
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@ -28,7 +28,7 @@ import platform
from gns3server.utils.interfaces import interfaces
from ..compute.port_manager import PortManager
from ..utils.asyncio import wait_run_in_executor
from ..utils.asyncio import wait_run_in_executor, locked_coroutine
from ..utils.asyncio.telnet_server import AsyncioTelnetServer
from ..ubridge.hypervisor import Hypervisor
from ..ubridge.ubridge_error import UbridgeError
@ -519,12 +519,16 @@ class BaseNode:
except UbridgeError as e:
raise UbridgeError("{}: {}".format(e, self._ubridge_hypervisor.read_stdout()))
@asyncio.coroutine
@locked_coroutine
def _start_ubridge(self):
"""
Starts uBridge (handles connections to and from this node).
"""
# Prevent us to start multiple ubridge
if self._ubridge_hypervisor and self._ubridge_hypervisor.is_running():
return
if self.ubridge_path is None:
raise NodeError("uBridge is not available, path doesn't exist, or you just installed GNS3 and need to restart your user session to refresh user permissions.")