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fixed issue with wlan objects from previous sessions lingering in EbtablesQueue and causing the daemon to hang.

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This commit is contained in:
Rod A Santiago 2016-04-19 14:10:03 -07:00
parent 76bf200f41
commit 5895ba2d20
1 changed files with 12 additions and 1 deletions
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13
daemon/core/netns/vnet.py
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@ -1,6 +1,6 @@
#
# CORE
# Copyright (c)2010-2012 the Boeing Company.
# Copyright (c)2010-2016 the Boeing Company.
# See the LICENSE file included in this distribution.
#
# authors: Tom Goff <thomas.goff@boeing.com>
@ -110,6 +110,17 @@ class EbtablesQueue(object):
while self.doupdateloop:
self.updatelock.acquire()
for wlan in self.updates:
'''
Check if wlan is from a previously closed session. Because of the
rate limiting scheme employed here, this may happen if a new session
is started soon after closing a previous session.
'''
try:
wlan.session
except:
# Just mark as updated to remove from self.updates.
self.updated(wlan)
continue
if self.lastupdate(wlan) > self.rate:
self.buildcmds(wlan)
#print "ebtables commit %d rules" % len(self.cmds)