Source Code for Module ZenRRD.RRDRelativeThresh

 1  ########################################################################### 
 2  # 
 3  # This program is part of Zenoss Core, an open source monitoring platform. 
 4  # Copyright (C) 2007, Zenoss Inc. 
 5  # 
 6  # This program is free software; you can redistribute it and/or modify it 
 7  # under the terms of the GNU General Public License version 2 as published by 
 8  # the Free Software Foundation. 
 9  # 
10  # For complete information please visit: http://www.zenoss.com/oss/ 
11  # 
12  ########################################################################### 
13   
14  __doc__="""RRDRelativeThresh 
15   
16  RRDRelativeThresh is the zentinel version of a cricket relative threshold. 
17  In cricket the threshold will look something like this: 
18   
19  ifInOctets:relation:<10 pct:::300:SNMP 
20   
21  for each data source defined 
22   
23  $Id: RRDRelativeThresh.py,v 1.2 2003/11/13 22:52:42 edahl Exp $""" 
24   
25  __version__ = "$Revision: 1.2 $"[11:-2] 
26   
27   
28  from AccessControl import ClassSecurityInfo 
29  from Globals import InitializeClass 
30   
31  from Globals import DTMLFile 
32   
33  from RRDThreshold import RRDThreshold 
34   
35 -def manage_addRRDRelativeThresh(context, id, REQUEST = None): 
36      """make a RRDRelativeThresh""" 
37      tt = RRDRelativeThresh(id) 
38      context._setObject(tt.id, tt) 
39      if REQUEST is not None: 
40          REQUEST['RESPONSE'].redirect(context.absolute_url()+'/manage_main') 
41   
42  addRRDRelativeThresh = DTMLFile('dtml/addRRDRelativeThresh',globals()) 
43   
44   
45 -class RRDRelativeThresh(RRDThreshold): 
46       
47      meta_type = 'RRDRelativeThresh' 
48      
49      security = ClassSecurityInfo() 
50   
51      operators = (">", "<") 
52   
53      _properties = ( 
54                   {'id':'dsnames', 'type':'lines', 'mode':'w'}, 
55                   {'id':'delta', 'type':'int', 'mode':'w'}, 
56                   {'id':'operator', 'type':'selection',  
57                      'select_variable': 'operators', 'mode':'w'}, 
58                   {'id':'percent', 'type':'boolean', 'mode':'w'}, 
59                   {'id':'timeoffset', 'type':'int', 'mode':'w'}, 
60                  ) 
61   
62      _dsnames = [] 
63      delta = 0 
64      operator = ">" 
65      percent = 1 
66      timeoffset = 300 
67       
68 -    def getCricketThresholds(self, context): 
69          """return the cricket threshold string that this threshold defines""" 
70          threshs = [] 
71          for ds in self._dsnames: 
72              if self.delta: 
73                  value = "%s%s" % (self.operator, self.delta) 
74                  if self.percent: value += " pct" 
75                  thresh = "%s:relation:%s:::%s:SNMP" % (ds,value,self.timeoffset) 
76                  threshs.append(thresh) 
77          return ','.join(threshs) 
78   
79  InitializeClass(RRDRelativeThresh) 
80