Source Code for Module backend.server.rhnServer.server_wrapper

  1  # 
  2  # Copyright (c) 2008--2015 Red Hat, Inc. 
  3  # 
  4  # This software is licensed to you under the GNU General Public License, 
  5  # version 2 (GPLv2). There is NO WARRANTY for this software, express or 
  6  # implied, including the implied warranties of MERCHANTABILITY or FITNESS 
  7  # FOR A PARTICULAR PURPOSE. You should have received a copy of GPLv2 
  8  # along with this software; if not, see 
  9  # http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. 
 10  # 
 11  # Red Hat trademarks are not licensed under GPLv2. No permission is 
 12  # granted to use or replicate Red Hat trademarks that are incorporated 
 13  # in this software or its documentation. 
 14  # 
 15  # this file implements the ServerWrapper class, which takes care 
 16  # of all the load and save functions for misc tables associated 
 17  # with a server (such as packages, hardware, history) 
 18  # 
 19  # the server.Server class inherits this ServerWrapper class 
 20  # 
 21   
 22  from server_hardware import Hardware 
 23  from server_packages import Packages 
 24  from server_history import History 
 25   
 26  from rhn.UserDictCase import UserDictCase 
 27  from spacewalk.server import rhnSQL 
 28   
 29   
 30 -class ServerWrapper(Packages, Hardware, History): 
 31   
 32      """ This is a middle class that ties all the subclasses together, plus it 
 33          provides a cleaner way to keep all the wrapper functions in one place. 
 34          The main Server class is based on this one and it looks a little bit 
 35          cleaner that way. 
 36      """ 
 37   
 38 -    def __init__(self): 
 39          self.server = UserDictCase() 
 40          Packages.__init__(self) 
 41          History.__init__(self) 
 42          Hardware.__init__(self) 
 43   
 44 -    def __repr__(self): 
 45          return "<%s instance>" % (self.__class__,) 
 46   
 47 -    def set_value(self, name, value): 
 48          """ update a value in self.server """ 
 49          if name is None or value is None: 
 50              return -1 
 51          self.server[name] = value 
 52          return 0 
 53   
 54      ### 
 55      # PACKAGES 
 56      ### 
 57   
 58 -    def add_package(self, entry): 
 59          """ Wrappers for the similar functions from Packages class that supplementaly 
 60              require a valid sysid. 
 61          """ 
 62          return Packages.add_package(self, self.server.get("id"), entry) 
 63   
 64 -    def delete_package(self, entry): 
 65          return Packages.delete_package(self, self.server.get("id"), entry) 
 66   
 67 -    def dispose_packages(self): 
 68          return Packages.dispose_packages(self, self.server["id"]) 
 69   
 70 -    def save_packages(self, schedule=1): 
 71          """ wrapper for the Packages.save_packages_byid() which requires the sysid """ 
 72          ret = self.save_packages_byid(self.server["id"], schedule=schedule) 
 73          # this function is primarily called from outside 
 74          # so we have to commit here 
 75          rhnSQL.commit() 
 76          return ret 
 77   
 78      ### 
 79      # HARDWARE 
 80      ### 
 81   
 82 -    def delete_hardware(self): 
 83          """ Wrappers for the similar functions from Hardware class """ 
 84          return Hardware.delete_hardware(self, self.server.get("id")) 
 85   
 86 -    def save_hardware(self): 
 87          """ wrapper for the Hardware.save_hardware_byid() which requires the sysid """ 
 88          ret = self.save_hardware_byid(self.server["id"]) 
 89          # this function is primarily called from outside 
 90          # so we have to commit here 
 91          rhnSQL.commit() 
 92          return ret 
 93   
 94 -    def reload_hardware(self): 
 95          """ wrapper for the Hardware.reload_hardware_byid() which requires the sysid """ 
 96          ret = self.reload_hardware_byid(self.server["id"]) 
 97          return ret 
 98   
 99      ### 
100      # HISTORY 
101      ### 
102 -    def save_history(self): 
103          ret = self.save_history_byid(self.server["id"]) 
104          # this function is primarily called from outside 
105          # so we have to commit here 
106          rhnSQL.commit() 
107          return ret 
108