sfa/managers/component_manager_pl.py

   1 import os
   2 import xmlrpclib
   3
   4 from sfa.util.faults import *
   5 from sfa.util.namespace import urn_to_hrn, hrn_to_pl_slicename
   6 from sfa.util.sfaticket import SfaTicket
   7
   8 def init_server():
   9     from sfa.server import sfa_component_setup
  10     # get current trusted gids
  11     try:
  12         sfa_component_setup.get_trusted_certs()
  13     except:
  14         # our keypair may be old, try refreshing
  15         sfa_component_setup.get_node_key()
  16         sfa_component_setup.get_credential(force=True)
  17         sfa_component_setup.get_trusted_certs()
  18
  19 def get_version():
  20     version = {}
  21     version['geni_api'] = 1
  22     return version
  23
  24 def slice_status(api, slice_xrn, creds):
  25     result = {}
  26     result['geni_urn'] = slice_xrn
  27     result['geni_status'] = 'unknown'
  28     result['geni_resources'] = {}
  29     return result
  30
  31 def start_slice(api, xrn, creds):
  32     hrn, type = urn_to_hrn(xrn)
  33     slicename = hrn_to_pl_slicename(hrn)
  34     api.nodemanger.Start(slicename)
  35
  36 def stop_slice(api, xrn, creds):
  37     hrn, type = urn_to_hrn(xrn)
  38     slicename = hrn_to_pl_slicename(hrn)
  39     api.nodemanager.Stop(slicename)
  40
  41 def delete_slice(api, xrn, creds):
  42     hrn, type = urn_to_hrn(xrn)
  43     slicename = hrn_to_pl_slicename(hrn)
  44     api.nodemanager.Destroy(slicename)
  45
  46 def reset_slice(api, xrn):
  47     hrn, type = urn_to_hrn(xrn)
  48     slicename = hrn_to_pl_slicename(hrn)
  49     if not api.sliver_exists(slicename):
  50         raise SliverDoesNotExist(slicename)
  51     api.nodemanager.ReCreate(slicename)
  52
  53 def get_slices(api):
  54     # this returns a tuple, the data we want is at index 1
  55     xids = api.nodemanager.GetXIDs()
  56     # unfortunately the data we want is given to us as
  57     # a string but we really want it as a dict
  58     # lets eval it
  59     slices = eval(xids[1])
  60     return slices.keys()
  61
  62 def redeem_ticket(api, ticket_string):
  63     ticket = SfaTicket(string=ticket_string)
  64     ticket.decode()
  65     hrn = ticket.attributes['slivers'][0]['hrn']
  66     slicename = hrn_to_pl_slicename(hrn)
  67     if not api.sliver_exists(slicename):
  68         raise SliverDoesNotExist(slicename)
  69
  70     # convert ticket to format nm is used to
  71     nm_ticket = xmlrpclib.dumps((ticket.attributes,), methodresponse=True)
  72     api.nodemanager.AdminTicket(nm_ticket)
  73
  74