/usr/share/pyshared/crm/cache.py is in pacemaker 1.1.6-2ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | # Copyright (C) 2008 Dejan Muhamedagic <dmuhamedagic@suse.de>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This software is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
import time
from singletonmixin import Singleton
class WCache(Singleton):
"Cache stuff. A naive implementation."
def __init__(self):
self.lists = {}
self.stamp = time.time()
self.max_cache_age = 600 # seconds
def is_cached(self,name):
if time.time() - self.stamp > self.max_cache_age:
self.stamp = time.time()
self.clear()
return name in self.lists
def store(self,name,lst):
self.lists[name] = lst
return lst
def retrieve(self,name):
if self.is_cached(name):
return self.lists[name]
else:
return None
def clear(self):
self.lists = {}
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