Source Code for Module ZenModel.NagiosCmd

  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  import os 
 15   
 16  from Globals import InitializeClass 
 17  from AccessControl import ClassSecurityInfo 
 18  from AccessControl import Permissions 
 19  from DateTime import DateTime 
 20   
 21  from Products.PageTemplates.Expressions import getEngine 
 22  from Products.ZenUtils.ZenTales import talesCompile 
 23  from Products.ZenRelations.RelSchema import * 
 24  from Products.ZenEvents.ZenEventClasses import Status_Nagios 
 25   
 26  from ZenModelRM import ZenModelRM 
 27   
 28   
 29  import warnings 
 30  warnings.warn("NagiosCmd is deprecated", DeprecationWarning) 
 31 -class NagiosCmd(ZenModelRM): 
 32   
 33      usessh = True 
 34      cycletime = 60 
 35      enabled = True 
 36      component = "" 
 37      eventClass = "/Status/Nagios" 
 38      eventKey = "" 
 39      severity = 3 
 40      commandTemplate = "" 
 41   
 42      _properties = ( 
 43          {'id':'enabled', 'type':'boolean', 'mode':'w'}, 
 44          {'id':'usessh', 'type':'boolean', 'mode':'w'}, 
 45          {'id':'component', 'type':'string', 'mode':'w'}, 
 46          {'id':'eventClass', 'type':'string', 'mode':'w'}, 
 47          {'id':'eventKey', 'type':'string', 'mode':'w'}, 
 48          {'id':'severity', 'type':'int', 'mode':'w'}, 
 49          {'id':'commandTemplate', 'type':'string', 'mode':'w'}, 
 50      ) 
 51   
 52      _relations =  ( 
 53          ("nagiosTemplate", ToOne(ToManyCont, "Products.ZenModel.NagiosTemplate", "nagiosCmds")), 
 54      )     
 55   
 56      factory_type_information = (  
 57          {  
 58              'immediate_view' : 'editNagiosCmd', 
 59              'actions'        : 
 60              (  
 61                  { 'name'          : 'Nagios Command' 
 62                  , 'action'        : 'editNagiosCmd' 
 63                  , 'permissions'   : ( Permissions.view, ) 
 64                  }, 
 65                  { 'name'          : 'Modifications' 
 66                  , 'action'        : 'viewHistory' 
 67                  , 'permissions'   : ( Permissions.view, ) 
 68                  }, 
 69              ) 
 70           }, 
 71          ) 
 72       
 73      security = ClassSecurityInfo() 
 74   
 75   
 76 -    def breadCrumbs(self, terminator='dmd'): 
 77          """Return the breadcrumb links for this object add ActionRules list. 
 78          [('url','id'), ...] 
 79          """ 
 80          from NagiosTemplate import crumbspath 
 81          crumbs = super(NagiosCmd, self).breadCrumbs(terminator) 
 82          return crumbspath(self.nagiosTemplate(), crumbs, -2) 
 83   
 84   
 85 -    def getCmdInfo(self, context): 
 86          """Return tuple that defines monitored info for this cmd. 
 87          (ssh,cycletime,compname,eventClass,eventKey,severity,commnad) 
 88          """ 
 89          return (self.usessh, self.getCycleTime(context), 
 90                  self.getComponentName(context), self.eventClass,  
 91                  self.eventKey, self.severity, self.getCommand(context)) 
 92   
 93   
 94 -    def getCycleTime(self, context): 
 95          """Get cycle time of this monitor. 
 96          """ 
 97          if self.cycletime != 0: return self.cycletime 
 98          return context.zNagiosCycleTime 
 99                
100           
101           
102 -    def getComponentName(self, context): 
103          from DeviceComponent import DeviceComponent 
104          comp = self.component 
105          if isinstance(context, DeviceComponent): 
106              comp = context.name() 
107          return comp 
108      
109   
110 -    def getCommand(self, context): 
111          """Return localized command target. 
112          """ 
113          """Perform a TALES eval on the express using context. 
114          """ 
115          exp = "string:"+ self.commandTemplate 
116          compiled = talesCompile(exp)     
117          device = context.device() 
118          environ = {'dev' : device, 'devname': device.id, 
119                      'here' : context,  
120                      'compname' : self.getComponentName(context),  
121                      'zNagiosPath' : context.zNagiosPath, 
122                      'nothing' : None, 'now' : DateTime() } 
123          res = compiled(getEngine().getContext(environ)) 
124          if isinstance(res, Exception): 
125              raise res 
126          if not res.startswith(context.zNagiosPath): 
127              res = os.path.join(context.zNagiosPath, res) 
128          return res 
129   
130  InitializeClass(NagiosCmd) 
131