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Cleanup port when cloud failed to create

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This commit is contained in:
Julien Duponchelle 2016-09-23 10:52:08 +02:00
parent 87e2326363
commit 4c900ce639
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GPG Key ID: CE8B29639E07F5E8
1 changed files with 14 additions and 1 deletions
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15
gns3server/compute/builtin/nodes/cloud.py
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@ -22,6 +22,7 @@ import subprocess
from ...error import NodeError
from ...base_node import BaseNode
from ...nios.nio_udp import NIOUDP
from ....ubridge.ubridge_error import UbridgeError
import gns3server.utils.interfaces
import gns3server.utils.asyncio
@ -96,6 +97,9 @@ class Cloud(BaseNode):
:param ports: ports info
"""
if len(self._nios) > 0:
raise NodeError("Can't modify a cloud already connected.")
self._ports_mapping = ports
@asyncio.coroutine
@ -242,7 +246,16 @@ class Cloud(BaseNode):
nio=nio,
port=port_number))
self._nios[port_number] = nio
yield from self._add_ubridge_connection(nio, port_number)
try:
yield from self._add_ubridge_connection(nio, port_number)
# Cleanup stuff
except UbridgeError as e:
try:
self._delete_ubridge_connection(port_number)
except UbridgeError:
pass
del self._nios[port_number]
raise e
@asyncio.coroutine
def _delete_ubridge_connection(self, port_number):