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Avoid crash at capture startup with dynamips

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This commit is contained in:
Julien Duponchelle 2016-05-16 18:45:03 +02:00
parent 1eb77a0b3f
commit 5c8b3f3f4c
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1 changed files with 5 additions and 0 deletions
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5
gns3server/compute/dynamips/nodes/router.py
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@ -1310,6 +1310,11 @@ class Router(BaseNode):
:param data_link_type: PCAP data link type (DLT_*), default is DLT_EN10MB
"""
try:
open(output_file, 'w+').close()
except OSError as e:
raise DynamipsError('Can not write capture to "{}": {}'.format(output_file, str(e)))
try:
adapter = self._slots[slot_number]
except IndexError: