Source Code for Module Products.ZenUtils.EggifyZenPack

 1  ############################################################################## 
 2  #  
 3  # Copyright (C) Zenoss, Inc. 2008, all rights reserved. 
 4  #  
 5  # This content is made available according to terms specified in 
 6  # License.zenoss under the directory where your Zenoss product is installed. 
 7  #  
 8  ############################################################################## 
 9   
10   
11  __doc__ = "Convert old-style zenpacks to zenpack eggs" 
12   
13  import Globals 
14  from Products.ZenUtils.ZenScriptBase import ZenScriptBase 
15  from Products.ZenModel.ZenPack import ZenPackException 
16  from Utils import zenPath 
17  import ZenPackCmd 
18  import os, sys 
19  import shutil 
20   
21   
22 -class Eggify(ZenScriptBase): 
23      "Eggify ZenPacks" 
24   
25 -    def run(self): 
26          if not self.options.newid: 
27              raise ZenPackException('You must specify a new id with the' 
28                  ' --newid option.') 
29          zpName = self.args[0] 
30          if not os.path.isdir(zenPath('Products', zpName)): 
31              raise ZenPackException('Can not locate %s.' % zpName + 
32                  ' This command only operates on installed ZenPacks.') 
33          (possible, msgOrId) = ZenPackCmd.CanCreateZenPack( 
34                                                      None, self.options.newid) 
35          if possible: 
36              newId = msgOrId 
37          else: 
38              raise ZenPackException('Unable to eggify %s: %s' % ( 
39                                                              zpName, msgOrId))                         
40           
41          self.connect() 
42           
43          # Create new zenpack 
44          eggDir = ZenPackCmd.CreateZenPack(newId, prevZenPackName=zpName) 
45           
46          # Copy old one into new one 
47          parts = newId.split('.') 
48          zpDir = os.path.join(eggDir, *parts) 
49          os.system('rm -rf %s' % zpDir) 
50          shutil.copytree(zenPath('Products', zpName), zpDir, symlinks=False) 
51           
52          # Create a skins directory if there isn't one 
53          skinsDir = os.path.join(zpDir, 'skins', zpName) 
54          if not os.path.isdir(skinsDir): 
55              os.makedirs(skinsDir) 
56           
57          # Install it 
58          ZenPackCmd.InstallEggAndZenPack(self.dmd, eggDir, link=True) 
59   
60          # Confirm pack is eggified 
61          pack = self.dmd.ZenPackManager.packs._getOb(zpName, None) 
62          success = pack and pack.isEggPack() 
63   
64          if success: 
65              print('%s successfully converted to %s.' % (zpName, newId)) 
66              print('The code for %s is located at $ZENHOME/ZenPacks/%s' % 
67                      (newId, newId)) 
68              print('NOTE: If your ZenPack provides DataSource classes ' 
69                      'or any other python class for objects that are stored ' 
70                      'in the object database then further steps are ' 
71                      'required.  Please see the Zenoss Developer Guide for ' 
72                      'more instructions.')         
73   
74 -    def buildOptions(self): 
75          self.parser.add_option('--newid', 
76                                 dest='newid', 
77                                 default=None, 
78                                 help='Specify a new name for this ZenPack. ' 
79                                  'It must contain at least three package names ' 
80                                  'separated by periods, the first one being ' 
81                                  '"ZenPacks"') 
82          ZenScriptBase.buildOptions(self) 
83   
84   
85  if __name__ == '__main__': 
86      e = Eggify() 
87      try: 
88          e.run() 
89      except ZenPackException, e: 
90          import sys 
91          sys.stderr.write('%s\n' % str(e)) 
92          sys.exit(-1) 
93