PLC/Methods/BootGetNodeDetails.py

   1 # $Id$
   2 # $URL$
   3 from PLC.Method import Method
   4 from PLC.Parameter import Parameter, Mixed
   5 from PLC.Auth import BootAuth
   6 from PLC.Nodes import Node, Nodes
   7 from PLC.Interfaces import Interface, Interfaces
   8 from PLC.Sessions import Session, Sessions
   9
  10 class BootGetNodeDetails(Method):
  11     """
  12     Returns a set of details about the calling node, including a new
  13     node session value.
  14     """
  15
  16     roles = ['node']
  17
  18     accepts = [BootAuth()]
  19
  20     returns = {
  21         'hostname': Node.fields['hostname'],
  22         'boot_state': Node.fields['boot_state'],
  23         'model': Node.fields['model'],
  24         'networks': [Interface.fields],
  25         'session': Session.fields['session_id'],
  26         }
  27
  28     def call(self, auth):
  29         details = {
  30             'hostname': self.caller['hostname'],
  31             'boot_state': self.caller['boot_state'],
  32             # XXX Boot Manager cannot unmarshal None
  33             'model': self.caller['model'] or "",
  34             }
  35
  36         # Generate a new session value
  37         session = Session(self.api)
  38         session.sync(commit = False)
  39         session.add_node(self.caller, commit = True)
  40
  41         details['session'] = session['session_id']
  42
  43         if self.caller['interface_ids']:
  44             details['networks'] = Interfaces(self.api, self.caller['interface_ids'])
  45             # XXX Boot Manager cannot unmarshal None
  46             for network in details['networks']:
  47                 for field in network:
  48                     if network[field] is None:
  49                         if isinstance(network[field], (int, long)):
  50                             network[field] = -1
  51                         else:
  52                             network[field] = ""
  53
  54         self.message = "Node request boot_state (%s) and networks" % \
  55                 (details['boot_state'])
  56         return details
  57