+import time
+import datetime
+#
+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.cache import Cache
+
+# 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.nitos.nitosshell import NitosShell
+from sfa.nitos.nitosaggregate import NitosAggregate
+from sfa.nitos.nitosslices import NitosSlices
+
+from sfa.nitos.nitosxrn import NitosXrn, slicename_to_hrn, hostname_to_hrn, hrn_to_nitos_slicename, xrn_to_hostname
+
+
+def list_to_dict(recs, key):
+ """
+ convert a list of dictionaries into a dictionary keyed on the
+ specified dictionary key
+ """
+ return dict ( [ (rec[key],rec) for rec in recs ] )
+
+#
+# NitosShell is just an xmlrpc serverproxy where methods
+# can be sent as-is; it takes care of authentication
+# from the global config
+#
+class NitosDriver (Driver):
+
+ # the cache instance is a class member so it survives across incoming requests
+ cache = None
+
+ def __init__ (self, config):
+ Driver.__init__ (self, config)
+ self.shell = NitosShell (config)
+ self.cache=None
+ self.testbedInfo = self.shell.getTestbedInfo()
+ if config.SFA_AGGREGATE_CACHING:
+ if NitosDriver.cache is None:
+ NitosDriver.cache = Cache()
+ self.cache = NitosDriver.cache
+
+ ########################################
+ ########## registry oriented
+ ########################################
+
+ def augment_records_with_testbed_info (self, sfa_records):
+ return self.fill_record_info (sfa_records)
+
+ ##########
+ def register (self, sfa_record, hrn, pub_key):
+ type = sfa_record['type']
+ nitos_record = self.sfa_fields_to_nitos_fields(type, hrn, sfa_record)
+
+ if type == 'authority':
+ pointer = 1
+
+ elif type == 'slice':
+ slices = self.shell.getSlices()
+ # filter slices
+ for slice in slices:
+ if slice['slice_name'] == nitos_record['name']:
+ slice_id = slice['slice_id']
+ break
+
+ if not slice_id:
+ pointer = self.shell.addSlice({slice_name : nitos_record['name']})
+ else:
+ pointer = slice_id
+
+ elif type == 'user':
+ users = self.shell.getUsers()
+ # filter users
+ for user in users:
+ if user['user_name'] == nitos_record['name']:
+ user_id = user['user_id']
+ break
+ if not user_id:
+ pointer = self.shell.addUser({username : nitos_record['name'], email : nitos_record['email']})
+ else:
+ pointer = user_id
+
+ # What roles should this user have?
+
+ # Add the user's key
+ if pub_key:
+ self.shell.addUserKey({user_id : pointer,'key' : pub_key})
+
+ elif type == 'node':
+ login_base = PlXrn(xrn=sfa_record['authority'],type='node').pl_login_base()
+ nodes = self.shell.GetNodes([pl_record['hostname']])
+ # filter nodes
+ for node in nodes:
+ if node['node_name'] == nitos_record['name']:
+ node_id = node['node_id']
+ break
+
+ if not node_id:
+ pointer = self.shell.addNode(nitos_record)
+ else:
+ pointer = node_id
+
+ return pointer
+
+ ##########
+ def update (self, old_sfa_record, new_sfa_record, hrn, new_key):
+ """
+ pointer = old_sfa_record['pointer']
+ type = old_sfa_record['type']
+
+ # new_key implemented for users only
+ if new_key and type not in [ 'user' ]:
+ raise UnknownSfaType(type)
+
+ if (type == "authority"):
+ #self.shell.UpdateSite(pointer, new_sfa_record)
+ pass
+
+ elif type == "slice":
+ nitos_record=self.sfa_fields_to_nitos_fields(type, hrn, new_sfa_record)
+ if 'name' in nitos_record:
+ nitos_record.pop('name')
+ self.shell.updateSlice(pointer, nitos_record)
+
+ elif type == "user":
+ # SMBAKER: UpdatePerson only allows a limited set of fields to be
+ # updated. Ideally we should have a more generic way of doing
+ # this. I copied the field names from UpdatePerson.py...
+ update_fields = {}
+ all_fields = new_sfa_record
+ for key in all_fields.keys():
+ if key in ['first_name', 'last_name', 'title', 'email',
+ 'password', 'phone', 'url', 'bio', 'accepted_aup',
+ 'enabled']:
+ update_fields[key] = all_fields[key]
+ # when updating a user, we always get a 'email' field at this point
+ # this is because 'email' is a native field in the RegUser object...
+ if 'email' in update_fields and not update_fields['email']:
+ del update_fields['email']
+ self.shell.UpdatePerson(pointer, update_fields)
+
+ if new_key:
+ # must check this key against the previous one if it exists
+ persons = self.shell.getUsers([pointer], ['key_ids'])
+ person = persons[0]
+ keys = 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.shell.DeleteKey(key['key_id'])
+ else:
+ key_exists = True
+ if not key_exists:
+ self.shell.AddPersonKey(pointer, {'key_type': 'ssh', 'key': new_key})
+
+ elif type == "node":
+ self.shell.UpdateNode(pointer, new_sfa_record)
+
+ return True
+ """
+ pass
+
+ ##########
+ def remove (self, sfa_record):
+ """
+ type=sfa_record['type']
+ pointer=sfa_record['pointer']
+ if type == 'user':
+ persons = self.shell.getUsers(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.shell.DeletePerson(pointer)
+ elif type == 'slice':
+ if self.shell.GetSlices(pointer):
+ self.shell.DeleteSlice(pointer)
+ elif type == 'node':
+ if self.shell.GetNodes(pointer):
+ self.shell.DeleteNode(pointer)
+ elif type == 'authority':
+ if self.shell.GetSites(pointer):
+ self.shell.DeleteSite(pointer)
+
+ return True
+ """
+ pass
+
+
+
+
+ ##
+ # Convert SFA fields to NITOS fields for use when registering or updating
+ # registry record in the PLC database
+ #
+
+ def sfa_fields_to_nitos_fields(self, type, hrn, sfa_record):
+
+ nitos_record = {}
+
+ if type == "slice":
+ nitos_record["name"] = hrn_to_nitos_slicename(hrn)
+ elif type == "node":
+ if not "hostname" in nitos_record:
+ # fetch from sfa_record
+ if "hostname" not in sfa_record:
+ raise MissingSfaInfo("hostname")
+ nitos_record["name"] = sfa_record["hostname"]
+ elif type == "authority":
+ nitos_record["name"] = NitosXrn(xrn=hrn,type='authority').nitos_login_base()
+ if "name" not in sfa_record:
+ nitos_record["name"] = hrn
+
+ return nitos_record
+
+ ####################
+ def fill_record_info(self, records):
+ """
+ Given a (list of) SFA record, fill in the PLC specific
+ and SFA specific fields in the record.
+ """
+ if not isinstance(records, list):
+ records = [records]
+
+ self.fill_record_pl_info(records)
+ self.fill_record_hrns(records)
+ self.fill_record_sfa_info(records)
+ return records
+
+ def fill_record_pl_info(self, records):
+ """
+ Fill in the planetlab specific fields of a SFA record. This
+ involves calling the appropriate PLC method to retrieve the
+ database record for the object.
+
+ @param record: record to fill in field (in/out param)
+ """
+ """
+ # get ids by type
+ node_ids, site_ids, slice_ids = [], [], []
+ person_ids, key_ids = [], []
+ type_map = {'node': node_ids, 'authority': site_ids,
+ 'slice': slice_ids, 'user': person_ids}
+
+ for record in records:
+ for type in type_map:
+ if type == record['type']:
+ type_map[type].append(record['pointer'])
+
+ # get pl records
+ nodes, sites, slices, persons, keys = {}, {}, {}, {}, {}
+ if node_ids:
+ node_list = self.shell.GetNodes(node_ids)
+ nodes = list_to_dict(node_list, 'node_id')
+ if site_ids:
+ site_list = self.shell.GetSites(site_ids)
+ sites = list_to_dict(site_list, 'site_id')
+ if slice_ids:
+ slice_list = self.shell.GetSlices(slice_ids)
+ slices = list_to_dict(slice_list, 'slice_id')
+ if person_ids:
+ person_list = self.shell.getUsers(person_ids)
+ persons = list_to_dict(person_list, 'person_id')
+ for person in persons:
+ key_ids.extend(persons[person]['key_ids'])
+
+ pl_records = {'node': nodes, 'authority': sites,
+ 'slice': slices, 'user': persons}
+
+ if key_ids:
+ key_list = self.shell.GetKeys(key_ids)
+ keys = list_to_dict(key_list, 'key_id')
+
+ # fill record info
+ for record in records:
+ # records with pointer==-1 do not have plc info.
+ # for example, the top level authority records which are
+ # authorities, but not PL "sites"
+ if record['pointer'] == -1:
+ continue
+
+ for type in pl_records:
+ if record['type'] == type:
+ if record['pointer'] in pl_records[type]:
+ record.update(pl_records[type][record['pointer']])
+ break
+ # fill in key info
+ if record['type'] == 'user':
+ if 'key_ids' not in record:
+ logger.info("user record has no 'key_ids' - need to import from myplc ?")
+ else:
+ pubkeys = [keys[key_id]['key'] for key_id in record['key_ids'] if key_id in keys]
+ record['keys'] = pubkeys
+
+ return records
+ """
+ pass
+ def fill_record_hrns(self, records):
+ """
+ convert pl ids to hrns
+ """
+ """
+
+ # get ids
+ slice_ids, person_ids, site_ids, node_ids = [], [], [], []
+ for record in records:
+ if 'site_id' in record:
+ site_ids.append(record['site_id'])
+ if 'site_ids' in record:
+ site_ids.extend(record['site_ids'])
+ if 'person_ids' in record:
+ person_ids.extend(record['person_ids'])
+ if 'slice_ids' in record:
+ slice_ids.extend(record['slice_ids'])
+ if 'node_ids' in record:
+ node_ids.extend(record['node_ids'])
+
+ # get pl records
+ slices, persons, sites, nodes = {}, {}, {}, {}
+ if site_ids:
+ 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.shell.getUsers(person_ids, ['person_id', 'email'])
+ persons = list_to_dict(person_list, 'person_id')
+ if slice_ids:
+ slice_list = self.shell.GetSlices(slice_ids, ['slice_id', 'name'])
+ slices = list_to_dict(slice_list, 'slice_id')
+ if node_ids:
+ node_list = self.shell.GetNodes(node_ids, ['node_id', 'hostname'])
+ nodes = list_to_dict(node_list, 'node_id')
+
+ # convert ids to hrns
+ for record in records:
+ # get all relevant data
+ type = record['type']
+ pointer = record['pointer']
+ auth_hrn = self.hrn
+ login_base = ''
+ if pointer == -1:
+ continue
+
+ if 'site_id' in record:
+ site = sites[record['site_id']]
+ login_base = site['login_base']
+ record['site'] = ".".join([auth_hrn, login_base])
+ if 'person_ids' in record:
+ emails = [persons[person_id]['email'] for person_id in record['person_ids'] \
+ if person_id in persons]
+ usernames = [email.split('@')[0] for email in emails]
+ person_hrns = [".".join([auth_hrn, login_base, username]) for username in usernames]
+ record['persons'] = person_hrns
+ if 'slice_ids' in record:
+ slicenames = [slices[slice_id]['name'] for slice_id in record['slice_ids'] \
+ if slice_id in slices]
+ slice_hrns = [slicename_to_hrn(auth_hrn, slicename) for slicename in slicenames]
+ record['slices'] = slice_hrns
+ if 'node_ids' in record:
+ hostnames = [nodes[node_id]['hostname'] for node_id in record['node_ids'] \
+ if node_id in nodes]
+ node_hrns = [hostname_to_hrn(auth_hrn, login_base, hostname) for hostname in hostnames]
+ record['nodes'] = node_hrns
+ if 'site_ids' in record:
+ login_bases = [sites[site_id]['login_base'] for site_id in record['site_ids'] \
+ 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
+ """
+ pass
+
+ def fill_record_sfa_info(self, records):
+ """
+ def startswith(prefix, values):
+ return [value for value in values if value.startswith(prefix)]
+
+ # get person ids
+ person_ids = []
+ site_ids = []
+ for record in records:
+ person_ids.extend(record.get("person_ids", []))
+ site_ids.extend(record.get("site_ids", []))
+ if 'site_id' in record:
+ site_ids.append(record['site_id'])
+
+ # get all pis from the sites we've encountered
+ # and store them in a dictionary keyed on site_id
+ site_pis = {}
+ if site_ids:
+ pi_filter = {'|roles': ['pi'], '|site_ids': site_ids}
+ pi_list = self.shell.getUsers(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 also need to keep track of the sites these pis
+ # belong to
+ for site_id in pi['site_ids']:
+ if site_id in site_pis:
+ site_pis[site_id].append(pi)
+ else:
+ site_pis[site_id] = [pi]
+
+ # get sfa records for all records associated with these records.
+ # we'll replace pl ids (person_ids) with hrns from the sfa records
+ # we obtain
+
+ # get the registry records
+ person_list, persons = [], {}
+ 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)
+
+ # get the pl records
+ pl_person_list, pl_persons = [], {}
+ pl_person_list = self.shell.getUsers(person_ids, ['person_id', 'roles'])
+ pl_persons = list_to_dict(pl_person_list, 'person_id')
+
+ # fill sfa info
+ for record in records:
+ # skip records with no pl info (top level authorities)
+ #if record['pointer'] == -1:
+ # 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]]
+ record['researcher'].extend(hrns)
+
+ # pis at the slice's site
+ if 'site_id' in record and record['site_id'] in site_pis:
+ 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]]
+ 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'] = []
+ record['owner'] = []
+ for pointer in record.get('person_ids', []):
+ 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]]
+ roles = pl_persons[pointer]['roles']
+ if 'pi' in roles:
+ record['PI'].extend(hrns)
+ if 'tech' in roles:
+ record['operator'].extend(hrns)
+ if 'admin' in roles:
+ record['owner'].extend(hrns)
+ # xxx TODO: OrganizationName
+ elif (type == "node"):
+ sfa_info['dns'] = record.get("hostname", "")
+ # 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']
+ # xxx TODO: PostalAddress, Phone
+ record.update(sfa_info)
+ """
+ pass
+
+ ####################
+ # plcapi works by changes, compute what needs to be added/deleted
+ def update_relation (self, subject_type, target_type, relation_name, 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' and relation_name == 'researcher':
+ 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.debug ("subject_id = %s (type=%s)"%(subject_id,type(subject_id)))
+ for target_id in add_target_ids:
+ 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.debug ("del_target_id = %s (type=%s)"%(target_id,type(target_id)))
+ self.shell.DeletePersonFromSlice (target_id, subject_id)
+ elif subject_type == 'authority' and target_type == 'user' and relation_name == 'pi':
+ # due to the plcapi limitations this means essentially adding pi role to all people in the list
+ # it's tricky to remove any pi role here, although it might be desirable
+ persons = self.shell.getUsers (target_ids)
+ for person in persons:
+ if 'pi' not in person['roles']:
+ self.shell.AddRoleToPerson('pi',person['person_id'])
+ else:
+ logger.info('unexpected relation %s to maintain, %s -> %s'%(relation_name,subject_type,target_type))
+
+ """
+ pass
+ ########################################
+ ########## aggregate oriented
+ ########################################
+
+ def testbed_name (self): return "nitos"
+
+ # '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("NitosDriver.list_slices returns from cache")
+ return slices
+
+ # get data from db
+ slices = self.shell.getSlices()
+ # get site name
+ #site_name = self.shell.getTestbedInfo()['site_name']
+ site_name = "nitos"
+ slice_hrns = [slicename_to_hrn(self.hrn, site_name, slice['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 ("NitosDriver.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("NitosDriver.ListResources: returning cached advertisement")
+ return rspec
+
+ #panos: passing user-defined options
+ #print "manager options = ",options
+ aggregate = NitosAggregate(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("NitosDriver.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_nitos_slicename(slice_hrn)
+
+ slices = self.shell.getSlices()
+ # filter slicename
+ if len(slices) == 0:
+ raise SliverDoesNotExist("%s (used %s as slicename internally)" % (slice_hrn, slicename))
+
+ for slice in slices:
+ if slice['slice_name'] == slicename:
+ user_slice = slice
+ break
+
+ if not user_slice:
+ raise SliverDoesNotExist("%s (used %s as slicename internally)" % (slice_hrn, slicename))
+
+ # report about the reserved nodes only
+ reserved_nodes = self.shell.getReservedNodes()
+ nodes = self.shell.getNodes()
+
+ user_reserved_nodes = []
+ for r_node in reserved_nodes:
+ if r_node['slice_id'] == slice['slice_id']:
+ for node in nodes:
+ if node['id'] == r_node['node_id']:
+ user_reserved_nodes.append(node)
+
+
+
+
+ if len(user_reserved_nodes) == 0:
+ raise SliverDoesNotExist("You have not allocated any slivers here")
+
+##### continue from here
+ # get login info
+ user = {}
+ if slice['person_ids']:
+ persons = self.shell.GetPersons(slice['person_ids'], ['key_ids'])
+ key_ids = [key_id for person in persons for key_id in person['key_ids']]
+ person_keys = self.shell.GetKeys(key_ids)
+ keys = [key['key'] for key in person_keys]
+
+ user.update({'urn': slice_urn,
+ 'login': slice['name'],
+ 'protocol': ['ssh'],
+ 'port': ['22'],
+ 'keys': keys})
+
+ 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']))
+ result['geni_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']
+ res['geni_expires'] = datetime_to_string(utcparse(slice['expires']))
+ 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
+ if node['boot_state'] == 'boot':
+ res['geni_status'] = 'ready'
+ else:
+ res['geni_status'] = 'failed'
+ top_level_status = 'failed'
+
+ res['geni_error'] = ''
+ res['users'] = [user]
+
+ 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 = NitosAggregate(self)
+ slices = NitosSlices(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 = []
+ for node in rspec.version.get_nodes_with_slivers():
+ hostname = None
+ if node.get('component_name'):
+ hostname = node.get('component_name').strip()
+ elif node.get('component_id'):
+ hostname = xrn_to_hostname(node.get('component_id').strip())
+ if hostname:
+ requested_slivers.append(hostname)
+ nodes = slices.verify_slice_nodes(slice, requested_slivers, peer)
+
+ # add/remove links links
+ slices.verify_slice_links(slice, rspec.version.get_link_requests(), nodes)
+
+ # add/remove leases
+ requested_leases = []
+ kept_leases = []
+ for lease in rspec.version.get_leases():
+ requested_lease = {}
+ if not lease.get('lease_id'):
+ requested_lease['hostname'] = xrn_to_hostname(lease.get('component_id').strip())
+ requested_lease['start_time'] = lease.get('start_time')
+ requested_lease['duration'] = lease.get('duration')
+ else:
+ kept_leases.append(int(lease['lease_id']))
+ if requested_lease.get('hostname'):
+ requested_leases.append(requested_lease)
+
+ leases = slices.verify_slice_leases(slice, requested_leases, kept_leases, 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_nitos_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_nitos_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
+
+
+ # 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,"NitosDriver.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)