sfa/managers/component_manager_pl.py

   1 import os
   2 import xmlrpclib
   3
   4 from sfa.util.faults import *
   5 from sfa.util.xrn import urn_to_hrn
   6 from sfa.util.plxrn import hrn_to_pl_slicename
   7 from sfa.util.sfaticket import SfaTicket
   8
   9 def init_server():
  10     from sfa.server import sfa_component_setup
  11     # get current trusted gids
  12     try:
  13         sfa_component_setup.get_trusted_certs()
  14     except:
  15         # our keypair may be old, try refreshing
  16         sfa_component_setup.get_node_key()
  17         sfa_component_setup.get_credential(force=True)
  18         sfa_component_setup.get_trusted_certs()
  19
  20 def get_version():
  21     version = {}
  22     version['geni_api'] = 1
  23     return version
  24
  25 def slice_status(api, slice_xrn, creds):
  26     result = {}
  27     result['geni_urn'] = slice_xrn
  28     result['geni_status'] = 'unknown'
  29     result['geni_resources'] = {}
  30     return result
  31
  32 def start_slice(api, xrn, creds):
  33     hrn, type = urn_to_hrn(xrn)
  34     slicename = hrn_to_pl_slicename(hrn)
  35     api.nodemanger.Start(slicename)
  36
  37 def stop_slice(api, xrn, creds):
  38     hrn, type = urn_to_hrn(xrn)
  39     slicename = hrn_to_pl_slicename(hrn)
  40     api.nodemanager.Stop(slicename)
  41
  42 def delete_slice(api, xrn, creds):
  43     hrn, type = urn_to_hrn(xrn)
  44     slicename = hrn_to_pl_slicename(hrn)
  45     api.nodemanager.Destroy(slicename)
  46
  47 def reset_slice(api, xrn):
  48     hrn, type = urn_to_hrn(xrn)
  49     slicename = hrn_to_pl_slicename(hrn)
  50     if not api.sliver_exists(slicename):
  51         raise SliverDoesNotExist(slicename)
  52     api.nodemanager.ReCreate(slicename)
  53
  54 def get_slices(api):
  55     # this returns a tuple, the data we want is at index 1
  56     xids = api.nodemanager.GetXIDs()
  57     # unfortunately the data we want is given to us as
  58     # a string but we really want it as a dict
  59     # lets eval it
  60     slices = eval(xids[1])
  61     return slices.keys()
  62
  63 def redeem_ticket(api, ticket_string):
  64     ticket = SfaTicket(string=ticket_string)
  65     ticket.decode()
  66     hrn = ticket.attributes['slivers'][0]['hrn']
  67     slicename = hrn_to_pl_slicename(hrn)
  68     if not api.sliver_exists(slicename):
  69         raise SliverDoesNotExist(slicename)
  70
  71     # convert ticket to format nm is used to
  72     nm_ticket = xmlrpclib.dumps((ticket.attributes,), methodresponse=True)
  73     api.nodemanager.AdminTicket(nm_ticket)
  74
  75