PLC/Methods/DeleteConfFileFromNodeGroup.py

   1 from PLC.Faults import *
   2 from PLC.Method import Method
   3 from PLC.Parameter import Parameter, Mixed
   4 from PLC.ConfFiles import ConfFile, ConfFiles
   5 from PLC.NodeGroups import NodeGroup, NodeGroups
   6 from PLC.Auth import Auth
   7
   8 class DeleteConfFileFromNodeGroup(Method):
   9     """
  10     Deletes a configuration file from the specified nodegroup. If the nodegroup
  11     is not linked to the configuration file, no errors are returned.
  12
  13     Returns 1 if successful, faults otherwise.
  14     """
  15
  16     roles = ['admin']
  17
  18     accepts = [
  19         Auth(),
  20         ConfFile.fields['conf_file_id'],
  21         Mixed(NodeGroup.fields['nodegroup_id'],
  22               NodeGroup.fields['name'])
  23         ]
  24
  25     returns = Parameter(int, '1 if successful')
  26
  27     event_type = 'DeleteFrom'
  28     object_type = 'ConfFile'
  29     object_ids = []
  30
  31     def call(self, auth, conf_file_id, nodegroup_id_or_name):
  32         # Get configuration file
  33         conf_files = ConfFiles(self.api, [conf_file_id])
  34         if not conf_files:
  35             raise PLCInvalidArgument, "No such configuration file"
  36         conf_file = conf_files[0]
  37
  38         # Get nodegroup
  39         nodegroups = NodeGroups(self.api, [nodegroup_id_or_name])
  40         if not nodegroups:
  41                 raise PLCInvalidArgument, "No such nodegroup"
  42         nodegroup = nodegroups[0]
  43
  44         # Link configuration file to nodegroup
  45         if nodegroup['nodegroup_id'] in conf_file['nodegroup_ids']:
  46             conf_file.remove_nodegroup(nodegroup)
  47
  48         # Log affected objects
  49         self.object_ids = [conf_file_id, nodegroup['nodegroup_id']]
  50
  51         return 1