Source Code for Module config_client.cli_repository

 1  #!/usr/bin/python 
 2  # 
 3  # Copyright (c) 2008--2016 Red Hat, Inc. 
 4  # 
 5  # This software is licensed to you under the GNU General Public License, 
 6  # version 2 (GPLv2). There is NO WARRANTY for this software, express or 
 7  # implied, including the implied warranties of MERCHANTABILITY or FITNESS 
 8  # FOR A PARTICULAR PURPOSE. You should have received a copy of GPLv2 
 9  # along with this software; if not, see 
10  # http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. 
11  # 
12  # Red Hat trademarks are not licensed under GPLv2. No permission is 
13  # granted to use or replicate Red Hat trademarks that are incorporated 
14  # in this software or its documentation. 
15  # 
16   
17  import os 
18   
19  from config_common import cfg_exceptions, repository 
20   
21  # this is a bit odd; right now, we instantiate a regular 
22  # repository.Repository object since it does a lot of local disk 
23  # access for us.  In the future, though, it is unlikely Repository and 
24  # ClientRepository classes/APIs will actually share this in common 
25  # since Repository mostly requires user perms and ClientRepository 
26  # mostly requires server perms 
27   
28 -class ClientRepository: 
29 -    def __init__(self): 
30          self.server_repository = repository.Repository() 
31          tmp_channels = os.environ.get("RHNCFG_CHANNELS") or "all" 
32   
33          # listed in order of losers first, ie, entry 2 overrides entry 
34          # 1, etc 
35          self.config_channels = tmp_channels.split(":") 
36          self.cfg_files = {} 
37   
38 -    def list_files(self): 
39          # iterate over channels, accumulating hash of what files 
40          # come from where; subsequent entries override previous ones, 
41          # so the final hash is the result we seek 
42   
43          if self.cfg_files: 
44              return self.cfg_files 
45   
46          self.cfg_files = {} 
47          for ns in self.config_channels: 
48              for file in self.server_repository.list_files(ns): 
49                  self.cfg_files[file] = [ ns, file ] 
50   
51          return self.cfg_files 
52   
53 -    def get_file(self, file): 
54          if not self.cfg_files: 
55              raise "never did a list_files" 
56   
57          if file not in self.cfg_files: 
58              raise cfg_exceptions.ConfigNotManaged(file) 
59   
60          return self.server_repository.get_file(self.cfg_files[file][0], self.cfg_files[file][1]) 
61   
62 -    def list_config_channels(self): 
63          return self.config_channels 
64