#
from sfa.util.faults import MissingSfaInfo, UnknownSfaType, \
RecordNotFound, SfaNotImplemented, SliverDoesNotExist
-
from sfa.util.sfalogging import logger
from sfa.util.defaultdict import defaultdict
from sfa.util.sfatime import utcparse, datetime_to_string, datetime_to_epoch
-from sfa.util.xrn import hrn_to_urn, get_leaf, urn_to_sliver_id
+from sfa.util.xrn import hrn_to_urn, get_leaf
from sfa.util.cache import Cache
# one would think the driver should not need to mess with the SFA db, but..
# used to be used in get_ticket
#from sfa.trust.sfaticket import SfaTicket
-
from sfa.rspecs.version_manager import VersionManager
from sfa.rspecs.rspec import RSpec
# the driver interface, mostly provides default behaviours
from sfa.managers.driver import Driver
-
from sfa.planetlab.plshell import PlShell
import sfa.planetlab.peers as peers
from sfa.planetlab.plaggregate import PlAggregate
return {}
def list_slices (self, creds, options):
- # look in cache first
- if self.cache:
- slices = self.cache.get('slices')
- if slices:
- logger.debug("PlDriver.list_slices returns from cache")
- return slices
-
# get data from db
slices = self.shell.GetSlices({'peer_id': None}, ['name'])
slice_hrns = [slicename_to_hrn(self.hrn, slice['name']) for slice in slices]
slice_urns = [hrn_to_urn(slice_hrn, 'slice') for slice_hrn in slice_hrns]
-
- # cache the result
- if self.cache:
- logger.debug ("PlDriver.list_slices stores value in cache")
- self.cache.add('slices', slice_urns)
-
return slice_urns
# first 2 args are None in case of resource discovery
- def list_resources (self, slice_urn, slice_hrn, creds, options):
- cached_requested = options.get('cached', True)
-
- version_manager = VersionManager()
- # get the rspec's return format from options
- rspec_version = version_manager.get_version(options.get('geni_rspec_version'))
- version_string = "rspec_%s" % (rspec_version)
-
- #panos adding the info option to the caching key (can be improved)
- if options.get('info'):
- version_string = version_string + "_"+options.get('info', 'default')
-
- # Adding the list_leases option to the caching key
- if options.get('list_leases'):
- version_string = version_string + "_"+options.get('list_leases', 'default')
-
- # Adding geni_available to caching key
- if options.get('geni_available'):
- version_string = version_string + "_" + str(options.get('geni_available'))
-
- # look in cache first
- if cached_requested and self.cache and not slice_hrn:
- rspec = self.cache.get(version_string)
- if rspec:
- logger.debug("PlDriver.ListResources: returning cached advertisement")
- return rspec
-
- #panos: passing user-defined options
- #print "manager options = ",options
+ def list_resources (self, creds, options):
aggregate = PlAggregate(self)
- rspec = aggregate.get_rspec(slice_xrn=slice_urn, version=rspec_version,
- options=options)
-
- # cache the result
- if self.cache and not slice_hrn:
- logger.debug("PlDriver.ListResources: stores advertisement in cache")
- self.cache.add(version_string, rspec)
-
+ rspec = aggregate.list_resources(version=rspec_version, options=options)
return rspec
+
+ def describe(self, creds, urns, options):
+ return {}
def sliver_status (self, slice_urn, slice_hrn):
# find out where this slice is currently running
if node['last_contact'] is not None:
res['pl_last_contact'] = datetime_to_string(utcparse(node['last_contact']))
- sliver_id = urn_to_sliver_id(slice_urn, slice['slice_id'], node['node_id'], authority=self.hrn)
- res['geni_urn'] = sliver_id
+ sliver_id = "%s:%s" % (slice['slice_id'], node['node_id'])
+ sliver_xrn = Xrn(slice_urn, id = sliver_id)
+ sliver_xrn.set_authority(self.hrn)
+ res['geni_urn'] = sliver_xrn.get_urn()
if node['boot_state'] == 'boot':
res['geni_status'] = 'ready'
else:
# only used by plc and ple.
slices.handle_peer(site, slice, persons, peer)
- return aggregate.get_rspec(slice_xrn=slice_urn, version=rspec.version)
+ return aggregate.describe_rspec(slice_xrn=slice_urn, version=rspec.version)
def delete_sliver (self, slice_urn, slice_hrn, creds, options):
slicename = hrn_to_pl_slicename(slice_hrn)