Package ZenModel :: Module HruleGraphPoint
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Source Code for Module ZenModel.HruleGraphPoint

 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__="""  
15   
16  Handles GraphPoints that define an rrd Line 
17  """ 
18   
19  import os 
20  from GraphPoint import GraphPoint 
21  from Globals import InitializeClass 
22   
23   
24 -def manage_addHruleGraphPoint(context, id, REQUEST = None):
25 ''' This is here so than zope will let us copy/paste/rename 26 graphpoints. 27 ''' 28 gp = HruleGraphPoint(id) 29 context._setObject(gp.id, gp) 30 if REQUEST: 31 return context.callZenScreen(REQUEST)
32 33
34 -class HruleGraphPoint(GraphPoint):
35 36 meta_type = 'HruleGraphPoint' 37 38 value = '' 39 color = '' 40 legend = GraphPoint.DEFAULT_LEGEND 41 42 _properties = GraphPoint._properties + ( 43 {'id':'value', 'type':'string', 'mode':'w'}, 44 {'id':'color', 'type':'string', 'mode':'w'}, 45 {'id':'legend', 'type':'string', 'mode':'w'}, 46 ) 47 48
49 - def getDescription(self):
50 return '%s %s' % (self.value, self.color)
51 52
53 - def getType(self):
54 return 'HRULE'
55 56
57 - def getGraphCmds(self, cmds, context, rrdDir, addSummary, idx, 58 multiid=-1, prefix=''):
59 ''' Build the graphing commands for this graphpoint 60 ''' 61 legend = self.talesEval(self.legend, context) 62 legend = self.escapeForRRD(legend) 63 return cmds + ['HRULE:%s%s%s' % ( 64 self.value or 0, 65 self.getColor(idx), 66 legend and ':%s' % legend or '')]
67 68 69 InitializeClass(HruleGraphPoint) 70