Source Code for Module ZenModel.VruleGraphPoint

 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__="""VruleGraphPoint 
15   
16  Handles GraphPoints that define an rrd VRULE 
17  """ 
18   
19  import os 
20  from GraphPoint import GraphPoint 
21  from Globals import InitializeClass 
22   
23   
24 -def manage_addVruleGraphPoint(context, id, REQUEST = None): 
25      ''' This is here so than zope will let us copy/paste/rename 
26      graphpoints. 
27      ''' 
28      gp = VruleGraphPoint(id) 
29      context._setObject(gp.id, gp) 
30      if REQUEST: 
31          return context.callZenScreen(REQUEST) 
32   
33   
34 -class VruleGraphPoint(GraphPoint): 
35   
36      meta_type = 'VruleGraphPoint' 
37   
38      time = 0 
39      color = '' 
40      legend = GraphPoint.DEFAULT_LEGEND 
41   
42      _properties = GraphPoint._properties + ( 
43          {'id':'time', 'type':'integer', 'mode':'w'}, 
44          {'id':'color', 'type':'string', 'mode':'w'}, 
45          {'id':'legend', 'type':'string', 'mode':'w'}, 
46          ) 
47       
48 -    def getDescription(self): 
49          return '%s %s %s' % (self.time, self.color, self.legend) 
50   
51   
52 -    def getType(self): 
53          return 'VRULE' 
54   
55   
56 -    def getGraphCmds(self, cmds, context, rrdDir, addSummary, idx,  
57                          multiid=-1, prefix=''): 
58          ''' Build the graphing commands for this graphpoint 
59          ''' 
60          if not self.time: 
61              return cmds 
62          gopts = 'VRULE:%s%s' % (self.time, self.getColor(idx)) 
63          if self.legend: 
64              legend = self.talesEval(self.legend, context) 
65              legend = self.escapeForRRD(legend) 
66              gopts += ':%s' % legend 
67          return cmds + [gopts] 
68   
69   
70  InitializeClass(VruleGraphPoint) 
71