+import time
+import datetime
#
-from sfa.util.faults import MissingSfaInfo, UnknownSfaType
+from sfa.util.faults import MissingSfaInfo, UnknownSfaType, \
+ RecordNotFound, SfaNotImplemented, SliverDoesNotExist
+
from sfa.util.sfalogging import logger
-from sfa.util.table import SfaTable
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.cache import Cache
-from sfa.util.xrn import hrn_to_urn, get_leaf
-from sfa.util.plxrn import slicename_to_hrn, hostname_to_hrn, hrn_to_pl_slicename, hrn_to_pl_login_base
+# one would think the driver should not need to mess with the SFA db, but..
+from sfa.storage.alchemy import dbsession
+from sfa.storage.model import RegRecord
+
+# 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.plc.plshell import PlShell
+import sfa.plc.peers as peers
+from sfa.plc.plaggregate import PlAggregate
+from sfa.plc.plslices import PlSlices
+from sfa.util.plxrn import slicename_to_hrn, hostname_to_hrn, hrn_to_pl_slicename, hrn_to_pl_login_base
+
def list_to_dict(recs, key):
"""
# can be sent as-is; it takes care of authentication
# from the global config
#
-# so we inherit PlShell just so one can do driver.GetNodes
-# which would not make much sense in the context of other testbeds
-# so ultimately PlDriver should drop the PlShell inheritance
-# and would have a driver.shell reference to a PlShell instead
-#
-class PlDriver (Driver, PlShell):
+class PlDriver (Driver):
+
+ # the cache instance is a class member so it survives across incoming requests
+ cache = None
def __init__ (self, config):
- PlShell.__init__ (self, config)
+ Driver.__init__ (self, config)
+ self.shell = PlShell (config)
+ self.cache=None
+ if config.SFA_AGGREGATE_CACHING:
+ if PlDriver.cache is None:
+ PlDriver.cache = Cache()
+ self.cache = PlDriver.cache
- self.hrn = config.SFA_INTERFACE_HRN
- # xxx thgen fixme - use SfaTable hardwired for now
- # will need to extend generic to support multiple storage systems
- #self.SfaTable = SfaTable
- # Initialize the PLC shell only if SFA wraps a myPLC
- rspec_type = config.get_aggregate_type()
- assert (rspec_type == 'pl' or rspec_type == 'vini' or \
- rspec_type == 'eucalyptus' or rspec_type == 'max')
+ ########################################
+ ########## registry oriented
+ ########################################
########## disabled users
def is_enabled (self, record):
pl_record = self.sfa_fields_to_pl_fields(type, hrn, sfa_record)
if type == 'authority':
- sites = self.GetSites([pl_record['login_base']])
+ sites = self.shell.GetSites([pl_record['login_base']])
if not sites:
- pointer = self.AddSite(pl_record)
+ pointer = self.shell.AddSite(pl_record)
else:
pointer = sites[0]['site_id']
for key in pl_record.keys():
if key not in acceptable_fields:
pl_record.pop(key)
- slices = self.GetSlices([pl_record['name']])
+ slices = self.shell.GetSlices([pl_record['name']])
if not slices:
- pointer = self.AddSlice(pl_record)
+ pointer = self.shell.AddSlice(pl_record)
else:
pointer = slices[0]['slice_id']
elif type == 'user':
- persons = self.GetPersons([sfa_record['email']])
+ persons = self.shell.GetPersons([sfa_record['email']])
if not persons:
- pointer = self.AddPerson(dict(sfa_record))
+ pointer = self.shell.AddPerson(dict(sfa_record))
else:
pointer = persons[0]['person_id']
if 'enabled' in sfa_record and sfa_record['enabled']:
- self.UpdatePerson(pointer, {'enabled': sfa_record['enabled']})
+ self.shell.UpdatePerson(pointer, {'enabled': sfa_record['enabled']})
# add this person to the site only if she is being added for the first
# time by sfa and doesont already exist in plc
if not persons or not persons[0]['site_ids']:
login_base = get_leaf(sfa_record['authority'])
- self.AddPersonToSite(pointer, login_base)
+ self.shell.AddPersonToSite(pointer, login_base)
# What roles should this user have?
- self.AddRoleToPerson('user', pointer)
+ roles=[]
+ if 'roles' in sfa_record:
+ # if specified in xml, but only low-level roles
+ roles = [ role for role in sfa_record['roles'] if role in ['user','tech'] ]
+ # at least user if no other cluse could be found
+ if not roles:
+ roles=['user']
+ for role in roles:
+ self.shell.AddRoleToPerson(role, pointer)
# Add the user's key
if pub_key:
- self.AddPersonKey(pointer, {'key_type' : 'ssh', 'key' : pub_key})
+ self.shell.AddPersonKey(pointer, {'key_type' : 'ssh', 'key' : pub_key})
elif type == 'node':
login_base = hrn_to_pl_login_base(sfa_record['authority'])
- nodes = api.driver.GetNodes([pl_record['hostname']])
+ nodes = self.shell.GetNodes([pl_record['hostname']])
if not nodes:
- pointer = api.driver.AddNode(login_base, pl_record)
+ pointer = self.shell.AddNode(login_base, pl_record)
else:
pointer = nodes[0]['node_id']
raise UnknownSfaType(type)
if (type == "authority"):
- self.UpdateSite(pointer, new_sfa_record)
+ self.shell.UpdateSite(pointer, new_sfa_record)
elif type == "slice":
pl_record=self.sfa_fields_to_pl_fields(type, hrn, new_sfa_record)
if 'name' in pl_record:
pl_record.pop('name')
- self.UpdateSlice(pointer, pl_record)
+ self.shell.UpdateSlice(pointer, pl_record)
elif type == "user":
# SMBAKER: UpdatePerson only allows a limited set of fields to be
'password', 'phone', 'url', 'bio', 'accepted_aup',
'enabled']:
update_fields[key] = all_fields[key]
- self.UpdatePerson(pointer, update_fields)
+ self.shell.UpdatePerson(pointer, update_fields)
if new_key:
# must check this key against the previous one if it exists
- persons = self.GetPersons([pointer], ['key_ids'])
+ persons = self.shell.GetPersons([pointer], ['key_ids'])
person = persons[0]
keys = person['key_ids']
- keys = self.GetKeys(person['key_ids'])
+ keys = self.shell.GetKeys(person['key_ids'])
# Delete all stale keys
key_exists = False
for key in keys:
if new_key != key['key']:
- self.DeleteKey(key['key_id'])
+ self.shell.DeleteKey(key['key_id'])
else:
key_exists = True
if not key_exists:
- self.AddPersonKey(pointer, {'key_type': 'ssh', 'key': new_key})
+ self.shell.AddPersonKey(pointer, {'key_type': 'ssh', 'key': new_key})
elif type == "node":
- self.UpdateNode(pointer, new_sfa_record)
+ self.shell.UpdateNode(pointer, new_sfa_record)
return True
type=sfa_record['type']
pointer=sfa_record['pointer']
if type == 'user':
- persons = self.GetPersons(pointer)
+ persons = self.shell.GetPersons(pointer)
# only delete this person if he has site ids. if he doesnt, it probably means
# he was just removed from a site, not actually deleted
if persons and persons[0]['site_ids']:
- self.DeletePerson(pointer)
+ self.shell.DeletePerson(pointer)
elif type == 'slice':
- if self.GetSlices(pointer):
- self.DeleteSlice(pointer)
+ if self.shell.GetSlices(pointer):
+ self.shell.DeleteSlice(pointer)
elif type == 'node':
- if self.GetNodes(pointer):
- self.DeleteNode(pointer)
+ if self.shell.GetNodes(pointer):
+ self.shell.DeleteNode(pointer)
elif type == 'authority':
- if self.GetSites(pointer):
- self.DeleteSite(pointer)
+ if self.shell.GetSites(pointer):
+ self.shell.DeleteSite(pointer)
return True
##
- # Convert SFA fields to PLC fields for use when registering up updating
+ # Convert SFA fields to PLC fields for use when registering or updating
# registry record in the PLC database
#
pl_record["url"] = sfa_record["url"]
if "description" in sfa_record:
pl_record["description"] = sfa_record["description"]
- if "expires" in sfa_record:
- pl_record["expires"] = int(sfa_record["expires"])
+ if "expires" in sfa_record:
+ date = utcparse(sfa_record['expires'])
+ expires = datetime_to_epoch(date)
+ pl_record["expires"] = expires
elif type == "node":
if not "hostname" in pl_record:
# get pl records
nodes, sites, slices, persons, keys = {}, {}, {}, {}, {}
if node_ids:
- node_list = self.GetNodes(node_ids)
+ node_list = self.shell.GetNodes(node_ids)
nodes = list_to_dict(node_list, 'node_id')
if site_ids:
- site_list = self.GetSites(site_ids)
+ site_list = self.shell.GetSites(site_ids)
sites = list_to_dict(site_list, 'site_id')
if slice_ids:
- slice_list = self.GetSlices(slice_ids)
+ slice_list = self.shell.GetSlices(slice_ids)
slices = list_to_dict(slice_list, 'slice_id')
if person_ids:
- person_list = self.GetPersons(person_ids)
+ person_list = self.shell.GetPersons(person_ids)
persons = list_to_dict(person_list, 'person_id')
for person in persons:
key_ids.extend(persons[person]['key_ids'])
'slice': slices, 'user': persons}
if key_ids:
- key_list = self.GetKeys(key_ids)
+ key_list = self.shell.GetKeys(key_ids)
keys = list_to_dict(key_list, 'key_id')
# fill record info
# get pl records
slices, persons, sites, nodes = {}, {}, {}, {}
if site_ids:
- site_list = self.GetSites(site_ids, ['site_id', 'login_base'])
+ site_list = self.shell.GetSites(site_ids, ['site_id', 'login_base'])
sites = list_to_dict(site_list, 'site_id')
if person_ids:
- person_list = self.GetPersons(person_ids, ['person_id', 'email'])
+ person_list = self.shell.GetPersons(person_ids, ['person_id', 'email'])
persons = list_to_dict(person_list, 'person_id')
if slice_ids:
- slice_list = self.GetSlices(slice_ids, ['slice_id', 'name'])
+ slice_list = self.shell.GetSlices(slice_ids, ['slice_id', 'name'])
slices = list_to_dict(slice_list, 'slice_id')
if node_ids:
- node_list = self.GetNodes(node_ids, ['node_id', 'hostname'])
+ node_list = self.shell.GetNodes(node_ids, ['node_id', 'hostname'])
nodes = list_to_dict(node_list, 'node_id')
# convert ids to hrns
if site_id in sites]
site_hrns = [".".join([auth_hrn, lbase]) for lbase in login_bases]
record['sites'] = site_hrns
+
+ if 'expires' in record:
+ date = utcparse(record['expires'])
+ datestring = datetime_to_string(date)
+ record['expires'] = datestring
return records
- # aggregates is basically api.aggregates
def fill_record_sfa_info(self, records):
def startswith(prefix, values):
site_pis = {}
if site_ids:
pi_filter = {'|roles': ['pi'], '|site_ids': site_ids}
- pi_list = self.GetPersons(pi_filter, ['person_id', 'site_ids'])
+ pi_list = self.shell.GetPersons(pi_filter, ['person_id', 'site_ids'])
for pi in pi_list:
# we will need the pi's hrns also
person_ids.append(pi['person_id'])
# we'll replace pl ids (person_ids) with hrns from the sfa records
# we obtain
- # get the sfa records
- # xxx thgen fixme - use SfaTable hardwired for now
- # table = self.SfaTable()
- table = SfaTable()
+ # get the registry records
person_list, persons = [], {}
- person_list = table.find({'type': 'user', 'pointer': person_ids})
+ person_list = dbsession.query (RegRecord).filter(RegRecord.pointer.in_(person_ids))
# create a hrns keyed on the sfa record's pointer.
# Its possible for multiple records to have the same pointer so
# the dict's value will be a list of hrns.
persons = defaultdict(list)
for person in person_list:
- persons[person['pointer']].append(person)
+ persons[person.pointer].append(person)
# get the pl records
pl_person_list, pl_persons = [], {}
- pl_person_list = self.GetPersons(person_ids, ['person_id', 'roles'])
+ pl_person_list = self.shell.GetPersons(person_ids, ['person_id', 'roles'])
pl_persons = list_to_dict(pl_person_list, 'person_id')
# fill sfa info
# continue
sfa_info = {}
type = record['type']
+ logger.info("fill_record_sfa_info - incoming record typed %s"%type)
if (type == "slice"):
# all slice users are researchers
record['geni_urn'] = hrn_to_urn(record['hrn'], 'slice')
record['PI'] = []
record['researcher'] = []
for person_id in record.get('person_ids', []):
- hrns = [person['hrn'] for person in persons[person_id]]
+ hrns = [person.hrn for person in persons[person_id]]
record['researcher'].extend(hrns)
# pis at the slice's site
pl_pis = site_pis[record['site_id']]
pi_ids = [pi['person_id'] for pi in pl_pis]
for person_id in pi_ids:
- hrns = [person['hrn'] for person in persons[person_id]]
+ hrns = [person.hrn for person in persons[person_id]]
record['PI'].extend(hrns)
record['geni_creator'] = record['PI']
elif (type.startswith("authority")):
record['url'] = None
+ logger.info("fill_record_sfa_info - authority xherex")
if record['pointer'] != -1:
record['PI'] = []
record['operator'] = []
if pointer not in persons or pointer not in pl_persons:
# this means there is not sfa or pl record for this user
continue
- hrns = [person['hrn'] for person in persons[pointer]]
+ hrns = [person.hrn for person in persons[pointer]]
roles = pl_persons[pointer]['roles']
if 'pi' in roles:
record['PI'].extend(hrns)
# xxx TODO: URI, LatLong, IP, DNS
elif (type == "user"):
+ logger.info('setting user.email')
sfa_info['email'] = record.get("email", "")
sfa_info['geni_urn'] = hrn_to_urn(record['hrn'], 'user')
sfa_info['geni_certificate'] = record['gid']
def update_relation (self, subject_type, target_type, subject_id, target_ids):
# hard-wire the code for slice/user for now, could be smarter if needed
if subject_type =='slice' and target_type == 'user':
- subject=self.GetSlices (subject_id)[0]
+ subject=self.shell.GetSlices (subject_id)[0]
current_target_ids = subject['person_ids']
add_target_ids = list ( set (target_ids).difference(current_target_ids))
del_target_ids = list ( set (current_target_ids).difference(target_ids))
- logger.info ("subject_id = %s (type=%s)"%(subject_id,type(subject_id)))
+ logger.debug ("subject_id = %s (type=%s)"%(subject_id,type(subject_id)))
for target_id in add_target_ids:
- self.AddPersonToSlice (target_id,subject_id)
- logger.info ("add_target_id = %s (type=%s)"%(target_id,type(target_id)))
+ self.shell.AddPersonToSlice (target_id,subject_id)
+ logger.debug ("add_target_id = %s (type=%s)"%(target_id,type(target_id)))
for target_id in del_target_ids:
- logger.info ("del_target_id = %s (type=%s)"%(target_id,type(target_id)))
- self.DeletePersonFromSlice (target_id, subject_id)
+ logger.debug ("del_target_id = %s (type=%s)"%(target_id,type(target_id)))
+ self.shell.DeletePersonFromSlice (target_id, subject_id)
else:
logger.info('unexpected relation to maintain, %s -> %s'%(subject_type,target_type))
+ ########################################
+ ########## aggregate oriented
+ ########################################
+
+ def testbed_name (self): return "myplc"
+
+ # 'geni_request_rspec_versions' and 'geni_ad_rspec_versions' are mandatory
+ def aggregate_version (self):
+ version_manager = VersionManager()
+ ad_rspec_versions = []
+ request_rspec_versions = []
+ for rspec_version in version_manager.versions:
+ if rspec_version.content_type in ['*', 'ad']:
+ ad_rspec_versions.append(rspec_version.to_dict())
+ if rspec_version.content_type in ['*', 'request']:
+ request_rspec_versions.append(rspec_version.to_dict())
+ return {
+ 'testbed':self.testbed_name(),
+ 'geni_request_rspec_versions': request_rspec_versions,
+ 'geni_ad_rspec_versions': ad_rspec_versions,
+ }
+
+ 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')
+
+ # 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
+ 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)
+
+ return rspec
+
+ def sliver_status (self, slice_urn, slice_hrn):
+ # find out where this slice is currently running
+ slicename = hrn_to_pl_slicename(slice_hrn)
+
+ slices = self.shell.GetSlices([slicename], ['slice_id', 'node_ids','person_ids','name','expires'])
+ if len(slices) == 0:
+ raise SliverDoesNotExist("%s (used %s as slicename internally)" % (slice_hrn, slicename))
+ slice = slices[0]
+
+ # report about the local nodes only
+ nodes = self.shell.GetNodes({'node_id':slice['node_ids'],'peer_id':None},
+ ['node_id', 'hostname', 'site_id', 'boot_state', 'last_contact'])
+
+ if len(nodes) == 0:
+ raise SliverDoesNotExist("You have not allocated any slivers here")
+
+ site_ids = [node['site_id'] for node in nodes]
+
+ result = {}
+ top_level_status = 'unknown'
+ if nodes:
+ top_level_status = 'ready'
+ result['geni_urn'] = slice_urn
+ result['pl_login'] = slice['name']
+ result['pl_expires'] = datetime_to_string(utcparse(slice['expires']))
+
+ resources = []
+ for node in nodes:
+ res = {}
+ res['pl_hostname'] = node['hostname']
+ res['pl_boot_state'] = node['boot_state']
+ res['pl_last_contact'] = node['last_contact']
+ 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'])
+ res['geni_urn'] = sliver_id
+ if node['boot_state'] == 'boot':
+ res['geni_status'] = 'ready'
+ else:
+ res['geni_status'] = 'failed'
+ top_level_status = 'failed'
+
+ res['geni_error'] = ''
+
+ resources.append(res)
+
+ result['geni_status'] = top_level_status
+ result['geni_resources'] = resources
+ return result
+
+ def create_sliver (self, slice_urn, slice_hrn, creds, rspec_string, users, options):
+
+ aggregate = PlAggregate(self)
+ slices = PlSlices(self)
+ peer = slices.get_peer(slice_hrn)
+ sfa_peer = slices.get_sfa_peer(slice_hrn)
+ slice_record=None
+ if users:
+ slice_record = users[0].get('slice_record', {})
+
+ # parse rspec
+ rspec = RSpec(rspec_string)
+ requested_attributes = rspec.version.get_slice_attributes()
+
+ # ensure site record exists
+ site = slices.verify_site(slice_hrn, slice_record, peer, sfa_peer, options=options)
+ # ensure slice record exists
+ slice = slices.verify_slice(slice_hrn, slice_record, peer, sfa_peer, options=options)
+ # ensure person records exists
+ persons = slices.verify_persons(slice_hrn, slice, users, peer, sfa_peer, options=options)
+ # ensure slice attributes exists
+ slices.verify_slice_attributes(slice, requested_attributes, options=options)
+
+ # add/remove slice from nodes
+ requested_slivers = [node.get('component_name') for node in rspec.version.get_nodes_with_slivers()]
+ nodes = slices.verify_slice_nodes(slice, requested_slivers, peer)
+
+ # add/remove links links
+ slices.verify_slice_links(slice, rspec.version.get_link_requests(), nodes)
+
+ # handle MyPLC peer association.
+ # only used by plc and ple.
+ slices.handle_peer(site, slice, persons, peer)
+
+ return aggregate.get_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)
+ slices = self.shell.GetSlices({'name': slicename})
+ if not slices:
+ return 1
+ slice = slices[0]
+
+ # determine if this is a peer slice
+ # xxx I wonder if this would not need to use PlSlices.get_peer instead
+ # in which case plc.peers could be deprecated as this here
+ # is the only/last call to this last method in plc.peers
+ peer = peers.get_peer(self, slice_hrn)
+ try:
+ if peer:
+ self.shell.UnBindObjectFromPeer('slice', slice['slice_id'], peer)
+ self.shell.DeleteSliceFromNodes(slicename, slice['node_ids'])
+ finally:
+ if peer:
+ self.shell.BindObjectToPeer('slice', slice['slice_id'], peer, slice['peer_slice_id'])
+ return 1
+
+ def renew_sliver (self, slice_urn, slice_hrn, creds, expiration_time, options):
+ slicename = hrn_to_pl_slicename(slice_hrn)
+ slices = self.shell.GetSlices({'name': slicename}, ['slice_id'])
+ if not slices:
+ raise RecordNotFound(slice_hrn)
+ slice = slices[0]
+ requested_time = utcparse(expiration_time)
+ record = {'expires': int(datetime_to_epoch(requested_time))}
+ try:
+ self.shell.UpdateSlice(slice['slice_id'], record)
+ return True
+ except:
+ return False
+
+ # remove the 'enabled' tag
+ def start_slice (self, slice_urn, slice_hrn, creds):
+ slicename = hrn_to_pl_slicename(slice_hrn)
+ slices = self.shell.GetSlices({'name': slicename}, ['slice_id'])
+ if not slices:
+ raise RecordNotFound(slice_hrn)
+ slice_id = slices[0]['slice_id']
+ slice_tags = self.shell.GetSliceTags({'slice_id': slice_id, 'tagname': 'enabled'}, ['slice_tag_id'])
+ # just remove the tag if it exists
+ if slice_tags:
+ self.shell.DeleteSliceTag(slice_tags[0]['slice_tag_id'])
+ return 1
+
+ # set the 'enabled' tag to 0
+ def stop_slice (self, slice_urn, slice_hrn, creds):
+ slicename = hrn_to_pl_slicename(slice_hrn)
+ slices = self.shell.GetSlices({'name': slicename}, ['slice_id'])
+ if not slices:
+ raise RecordNotFound(slice_hrn)
+ slice_id = slices[0]['slice_id']
+ slice_tags = self.shell.GetSliceTags({'slice_id': slice_id, 'tagname': 'enabled'})
+ if not slice_tags:
+ self.shell.AddSliceTag(slice_id, 'enabled', '0')
+ elif slice_tags[0]['value'] != "0":
+ tag_id = slice_tags[0]['slice_tag_id']
+ self.shell.UpdateSliceTag(tag_id, '0')
+ return 1
+
+ def reset_slice (self, slice_urn, slice_hrn, creds):
+ raise SfaNotImplemented ("reset_slice not available at this interface")
+
+ # xxx this code is quite old and has not run for ages
+ # it is obviously totally broken and needs a rewrite
+ def get_ticket (self, slice_urn, slice_hrn, creds, rspec_string, options):
+ raise SfaNotImplemented,"PlDriver.get_ticket needs a rewrite"
+# please keep this code for future reference
+# slices = PlSlices(self)
+# peer = slices.get_peer(slice_hrn)
+# sfa_peer = slices.get_sfa_peer(slice_hrn)
+#
+# # get the slice record
+# credential = api.getCredential()
+# interface = api.registries[api.hrn]
+# registry = api.server_proxy(interface, credential)
+# records = registry.Resolve(xrn, credential)
+#
+# # make sure we get a local slice record
+# record = None
+# for tmp_record in records:
+# if tmp_record['type'] == 'slice' and \
+# not tmp_record['peer_authority']:
+# #Error (E0602, GetTicket): Undefined variable 'SliceRecord'
+# slice_record = SliceRecord(dict=tmp_record)
+# if not record:
+# raise RecordNotFound(slice_hrn)
+#
+# # similar to CreateSliver, we must verify that the required records exist
+# # at this aggregate before we can issue a ticket
+# # parse rspec
+# rspec = RSpec(rspec_string)
+# requested_attributes = rspec.version.get_slice_attributes()
+#
+# # ensure site record exists
+# site = slices.verify_site(slice_hrn, slice_record, peer, sfa_peer)
+# # ensure slice record exists
+# slice = slices.verify_slice(slice_hrn, slice_record, peer, sfa_peer)
+# # ensure person records exists
+# # xxx users is undefined in this context
+# persons = slices.verify_persons(slice_hrn, slice, users, peer, sfa_peer)
+# # ensure slice attributes exists
+# slices.verify_slice_attributes(slice, requested_attributes)
+#
+# # get sliver info
+# slivers = slices.get_slivers(slice_hrn)
+#
+# if not slivers:
+# raise SliverDoesNotExist(slice_hrn)
+#
+# # get initscripts
+# initscripts = []
+# data = {
+# 'timestamp': int(time.time()),
+# 'initscripts': initscripts,
+# 'slivers': slivers
+# }
+#
+# # create the ticket
+# object_gid = record.get_gid_object()
+# new_ticket = SfaTicket(subject = object_gid.get_subject())
+# new_ticket.set_gid_caller(api.auth.client_gid)
+# new_ticket.set_gid_object(object_gid)
+# new_ticket.set_issuer(key=api.key, subject=self.hrn)
+# new_ticket.set_pubkey(object_gid.get_pubkey())
+# new_ticket.set_attributes(data)
+# new_ticket.set_rspec(rspec)
+# #new_ticket.set_parent(api.auth.hierarchy.get_auth_ticket(auth_hrn))
+# new_ticket.encode()
+# new_ticket.sign()
+#
+# return new_ticket.save_to_string(save_parents=True)