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applications/admin/cron/crontab

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+10	*	*	*	*	root **applications/admin/cron/expire_sessions.py

applications/admin/cron/expire_sessions.py

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+EXPIRATION_MINUTES=60
+DIGITS=('0','1','2','3','4','5','6','7','8','9')
+import os, time, stat, cPickle, logging
+path=os.path.join(request.folder,'sessions')
+if not os.path.exists(path):
+    os.mkdir(path)
+now=time.time()
+for filename in os.listdir(path):
+    fullpath=os.path.join(path,filename)
+    if os.path.isfile(fullpath) and filename.startswith(DIGITS):
+        try:
+            filetime = os.stat(fullpath)[stat.ST_MTIME] # get it before our io
+            try:
+                session_data = cPickle.load(open(fullpath, 'rb+'))
+                expiration = session_data['auth']['expiration']
+            except:
+                expiration = EXPIRATION_MINUTES * 60
+            if (now - filetime) > expiration:
+                os.unlink(fullpath)
+        except:
+            logging.exception('failure to check %s'%fullpath)