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.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 ] )
+ 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
+ # 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
+ def __init__(self, api):
+ Driver.__init__(self, api)
+ config = api.config
+ self.shell = NitosShell(config)
+ self.cache = None
self.testbedInfo = self.shell.getTestbedInfo()
# un-comment below lines to enable caching
# if config.SFA_AGGREGATE_CACHING:
# if NitosDriver.cache is None:
# NitosDriver.cache = Cache()
# self.cache = NitosDriver.cache
-
+
###########################################
- ########## utility methods for NITOS driver
+ # utility methods for NITOS driver
###########################################
-
- def filter_nitos_results (self, listo, filters_dict):
+ def filter_nitos_results(self, listo, filters_dict):
"""
the Nitos scheduler API does not provide a get result filtring so we do it here
"""
mylist = []
mylist.extend(listo)
for dicto in mylist:
- for filter in filters_dict:
- if filter not in dicto or dicto[filter] != filters_dict[filter]:
- listo.remove(dicto)
- break
+ for filter in filters_dict:
+ if filter not in dicto or dicto[filter] != filters_dict[filter]:
+ listo.remove(dicto)
+ break
return listo
- def convert_id (self, list_of_dict):
+ def convert_id(self, list_of_dict):
"""
convert object id retrived in string format to int format
"""
for dicto in list_of_dict:
- for key in dicto:
- if key in ['node_id', 'slice_id', 'user_id', 'channel_id', 'reservation_id'] and isinstance(dicto[key], str):
- dicto[key] = int(dicto[key])
- elif key in ['user_ids']:
- user_ids2 = []
- for user_id in dicto['user_ids']:
- user_ids2.append(int(user_id))
- dicto['user_ids'] = user_ids2
+ for key in dicto:
+ if key in ['node_id', 'slice_id', 'user_id', 'channel_id', 'reservation_id'] and isinstance(dicto[key], str):
+ dicto[key] = int(dicto[key])
+ elif key in ['user_ids']:
+ user_ids2 = []
+ for user_id in dicto['user_ids']:
+ user_ids2.append(int(user_id))
+ dicto['user_ids'] = user_ids2
return list_of_dict
-
-
########################################
- ########## registry oriented
+ # registry oriented
########################################
- def augment_records_with_testbed_info (self, sfa_records):
- return self.fill_record_info (sfa_records)
+ def augment_records_with_testbed_info(self, sfa_records):
+ return self.fill_record_info(sfa_records)
- ##########
- def register (self, sfa_record, hrn, pub_key):
+ ##########
+ def register(self, sfa_record, hrn, pub_key):
type = sfa_record['type']
nitos_record = self.sfa_fields_to_nitos_fields(type, hrn, sfa_record)
slices = self.shell.getSlices()
# filter slices
for slice in slices:
- if slice['slice_name'] == nitos_record['name']:
- slice_id = slice['slice_id']
- break
-
+ 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']})
+ pointer = self.shell.addSlice(
+ {'slice_name': nitos_record['name']})
else:
- pointer = slice_id
+ 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 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']})
+ pointer = self.shell.addUser(
+ {'username': nitos_record['name'], 'email': nitos_record['email']})
else:
pointer = user_id
-
# Add the user's key
if pub_key:
- self.shell.addUserKey({'user_id' : pointer,'key' : pub_key})
+ self.shell.addUserKey({'user_id': pointer, 'key': pub_key})
elif type == 'node':
nodes = self.shell.GetNodes({}, [])
# filter nodes
for node in nodes:
- if node['hostname'] == nitos_record['name']:
- node_id = node['node_id']
- break
+ if node['hostname'] == 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):
-
+ def update(self, old_sfa_record, new_sfa_record, hrn, new_key):
+
pointer = old_sfa_record['pointer']
type = old_sfa_record['type']
- new_nitos_record = self.sfa_fields_to_nitos_fields(type, hrn, new_sfa_record)
+ new_nitos_record = self.sfa_fields_to_nitos_fields(
+ type, hrn, new_sfa_record)
# new_key implemented for users only
- if new_key and type not in [ 'user' ]:
+ if new_key and type not in ['user']:
raise UnknownSfaType(type)
if type == "slice":
if 'name' in new_sfa_record:
- self.shell.updateSlice({'slice_id': pointer, 'fields': {'slice_name': new_sfa_record['name']}})
-
+ self.shell.updateSlice({'slice_id': pointer, 'fields': {
+ 'slice_name': new_sfa_record['name']}})
+
elif type == "user":
update_fields = {}
if 'name' in new_sfa_record:
update_fields['username'] = new_sfa_record['name']
if 'email' in new_sfa_record:
update_fields['email'] = new_sfa_record['email']
-
- self.shell.updateUser({'user_id': pointer, 'fields': update_fields})
-
+
+ self.shell.updateUser(
+ {'user_id': pointer, 'fields': update_fields})
+
if new_key:
- # needs to be improved
- self.shell.addUserKey({'user_id': pointer, 'key': new_key})
-
+ # needs to be improved
+ self.shell.addUserKey({'user_id': pointer, 'key': new_key})
+
elif type == "node":
- self.shell.updateNode({'node_id': pointer, 'fields': new_sfa_record})
+ self.shell.updateNode(
+ {'node_id': pointer, 'fields': new_sfa_record})
return True
-
##########
- def remove (self, sfa_record):
+ def remove(self, sfa_record):
- type=sfa_record['type']
- pointer=sfa_record['pointer']
+ type = sfa_record['type']
+ pointer = sfa_record['pointer']
if type == 'user':
self.shell.deleteUser({'user_id': pointer})
elif type == 'slice':
self.shell.deleteNode({'node_id': pointer})
return True
-
-
-
-
##
# Convert SFA fields to NITOS fields for use when registering or updating
def sfa_fields_to_nitos_fields(self, type, hrn, sfa_record):
nitos_record = {}
-
+
if type == "slice":
nitos_record["slice_name"] = hrn_to_nitos_slicename(hrn)
elif type == "node":
Fill in the nitos specific fields of a SFA record. This
involves calling the appropriate NITOS API 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, slice_ids = [], []
+ node_ids, slice_ids = [], []
user_ids, key_ids = [], []
type_map = {'node': node_ids, 'slice': slice_ids, 'user': user_ids}
-
+
for record in records:
for type in type_map:
if type == record['type']:
nodes, slices, users, keys = {}, {}, {}, {}
if node_ids:
all_nodes = self.convert_id(self.shell.getNodes({}, []))
- node_list = [node for node in all_nodes if node['node_id'] in node_ids]
+ node_list = [node for node in all_nodes if node[
+ 'node_id'] in node_ids]
nodes = list_to_dict(node_list, 'node_id')
if slice_ids:
all_slices = self.convert_id(self.shell.getSlices({}, []))
- slice_list = [slice for slice in all_slices if slice['slice_id'] in slice_ids]
+ slice_list = [slice for slice in all_slices if slice[
+ 'slice_id'] in slice_ids]
slices = list_to_dict(slice_list, 'slice_id')
if user_ids:
all_users = self.convert_id(self.shell.getUsers())
- user_list = [user for user in all_users if user['user_id'] in user_ids]
+ user_list = [user for user in all_users if user[
+ 'user_id'] in user_ids]
users = list_to_dict(user_list, 'user_id')
nitos_records = {'node': nodes, 'slice': slices, 'user': users}
-
# fill record info
for record in records:
if record['pointer'] == -1:
continue
-
+
for type in nitos_records:
if record['type'] == type:
if record['pointer'] in nitos_records[type]:
# fill in key info
if record['type'] == 'user':
if record['pointer'] in nitos_records['user']:
- record['keys'] = nitos_records['user'][record['pointer']]['keys']
+ record['keys'] = nitos_records[
+ 'user'][record['pointer']]['keys']
return records
-
-
+
def fill_record_hrns(self, records):
"""
convert nitos ids to hrns
"""
-
# get ids
slice_ids, user_ids, node_ids = [], [], []
for record in records:
slices, users, nodes = {}, {}, {}
if node_ids:
all_nodes = self.convert_id(self.shell.getNodes({}, []))
- node_list = [node for node in all_nodes if node['node_id'] in node_ids]
+ node_list = [node for node in all_nodes if node[
+ 'node_id'] in node_ids]
nodes = list_to_dict(node_list, 'node_id')
if slice_ids:
all_slices = self.convert_id(self.shell.getSlices({}, []))
- slice_list = [slice for slice in all_slices if slice['slice_id'] in slice_ids]
+ slice_list = [slice for slice in all_slices if slice[
+ 'slice_id'] in slice_ids]
slices = list_to_dict(slice_list, 'slice_id')
if user_ids:
all_users = self.convert_id(self.shell.getUsers())
- user_list = [user for user in all_users if user['user_id'] in user_ids]
+ user_list = [user for user in all_users if user[
+ 'user_id'] in user_ids]
users = list_to_dict(user_list, 'user_id')
-
# convert ids to hrns
for record in records:
# get all relevant data
if pointer == -1:
continue
if 'user_ids' in record:
- usernames = [users[user_id]['username'] for user_id in record['user_ids'] \
- if user_id in users]
- user_hrns = [".".join([auth_hrn, testbed_name, username]) for username in usernames]
- record['users'] = user_hrns
+ usernames = [users[user_id]['username'] for user_id in record['user_ids']
+ if user_id in users]
+ user_hrns = [".".join([auth_hrn, testbed_name, username])
+ for username in usernames]
+ record['users'] = user_hrns
if 'slice_ids' in record:
- slicenames = [slices[slice_id]['slice_name'] for slice_id in record['slice_ids'] \
+ slicenames = [slices[slice_id]['slice_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]
+ 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'] \
+ 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]
+ node_hrns = [hostname_to_hrn(
+ auth_hrn, login_base, hostname) for hostname in hostnames]
record['nodes'] = node_hrns
if 'expires' in record:
date = utcparse(record['expires'])
datestring = datetime_to_string(date)
- record['expires'] = datestring
-
- return records
-
+ record['expires'] = datestring
+
+ return records
+
def fill_record_sfa_info(self, records):
-
+
def startswith(prefix, values):
return [value for value in values if value.startswith(prefix)]
user_ids = []
for record in records:
user_ids.extend(record.get("user_ids", []))
-
+
# get the registry records
user_list, users = [], {}
- user_list = dbsession.query(RegRecord).filter(RegRecord.pointer.in_(user_ids)).all()
+ user_list = self.api.dbsession().query(RegRecord).filter(
+ RegRecord.pointer.in_(user_ids)).all()
# 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.
# get the nitos records
nitos_user_list, nitos_users = [], {}
nitos_all_users = self.convert_id(self.shell.getUsers())
- nitos_user_list = [user for user in nitos_all_users if user['user_id'] in user_ids]
+ nitos_user_list = [
+ user for user in nitos_all_users if user['user_id'] in user_ids]
nitos_users = list_to_dict(nitos_user_list, 'user_id')
-
# fill sfa info
for record in records:
if record['pointer'] == -1:
- continue
+ continue
sfa_info = {}
type = record['type']
- logger.info("fill_record_sfa_info - incoming record typed %s"%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['researcher'] = []
for user_id in record.get('user_ids', []):
hrns = [user.hrn for user in users[user_id]]
- record['researcher'].extend(hrns)
-
+ record['researcher'].extend(hrns)
+
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']
+ sfa_info['geni_certificate'] = record['gid']
# xxx TODO: PostalAddress, Phone
record.update(sfa_info)
####################
- def update_relation (self, subject_type, target_type, relation_name, subject_id, target_ids):
-
- if subject_type =='slice' and target_type == 'user' and relation_name == 'researcher':
- subject=self.shell.getSlices ({'slice_id': subject_id}, [])[0]
+ def update_relation(self, subject_type, target_type, relation_name, subject_id, target_ids):
+
+ if subject_type == 'slice' and target_type == 'user' and relation_name == 'researcher':
+ subject = self.shell.getSlices({'slice_id': subject_id}, [])[0]
current_target_ids = subject['user_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)))
+ 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.addUserToSlice ({'user_id': target_id, 'slice_id': subject_id})
- logger.debug ("add_target_id = %s (type=%s)"%(target_id,type(target_id)))
+ self.shell.addUserToSlice(
+ {'user_id': target_id, 'slice_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.deleteUserFromSlice ({'user_id': target_id, 'slice_id': subject_id})
+ logger.debug("del_target_id = %s (type=%s)" %
+ (target_id, type(target_id)))
+ self.shell.deleteUserFromSlice(
+ {'user_id': target_id, 'slice_id': subject_id})
else:
- logger.info('unexpected relation %s to maintain, %s -> %s'%(relation_name,subject_type,target_type))
-
+ logger.info('unexpected relation %s to maintain, %s -> %s' %
+ (relation_name, subject_type, target_type))
########################################
- ########## aggregate oriented
+ # aggregate oriented
########################################
- def testbed_name (self): return "nitos"
+ def testbed_name(self): return "nitos"
# 'geni_request_rspec_versions' and 'geni_ad_rspec_versions' are mandatory
- def aggregate_version (self):
+ def aggregate_version(self):
version_manager = VersionManager()
ad_rspec_versions = []
request_rspec_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())
+ request_rspec_versions.append(rspec_version.to_dict())
return {
- 'testbed':self.testbed_name(),
+ 'testbed': self.testbed_name(),
'geni_request_rspec_versions': request_rspec_versions,
'geni_ad_rspec_versions': ad_rspec_versions,
- }
+ }
- def list_slices (self, creds, options):
+ def list_slices(self, creds, options):
# look in cache first
if self.cache:
slices = self.cache.get('slices')
logger.debug("NitosDriver.list_slices returns from cache")
return slices
- # get data from db
+ # get data from db
slices = self.shell.getSlices({}, [])
testbed_name = self.testbedInfo['name']
- slice_hrns = [slicename_to_hrn(self.hrn, testbed_name, slice['slice_name']) for slice in slices]
- slice_urns = [hrn_to_urn(slice_hrn, 'slice') for slice_hrn in slice_hrns]
+ slice_hrns = [slicename_to_hrn(self.hrn, testbed_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)
-
+ 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)
+ 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'))
# rspec's return format for nitos aggregate is version NITOS 1
rspec_version = version_manager.get_version('NITOS 1')
version_string = "rspec_%s" % (rspec_version)
-
- #panos adding the info option to the caching key (can be improved)
+
+ # panos adding the info option to the caching key (can be improved)
if options.get('info'):
- version_string = version_string + "_"+options.get('info', 'default')
+ 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')
+ 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'))
-
+ 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
+ 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)
-
+ 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")
+ logger.debug(
+ "NitosDriver.ListResources: stores advertisement in cache")
self.cache.add(version_string, rspec)
-
+
return rspec
-
- def sliver_status (self, slice_urn, slice_hrn):
+
+ 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))
-
+ 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 slice['slice_name'] == slicename:
+ user_slice = slice
+ break
if not user_slice:
- raise SliverDoesNotExist("%s (used %s as slicename internally)" % (slice_hrn, slicename))
+ raise SliverDoesNotExist(
+ "%s (used %s as slicename internally)" % (slice_hrn, slicename))
# report about the reserved nodes only
reserved_nodes = self.shell.getReservedNodes({}, [])
slice_reserved_nodes = []
for r_node in reserved_nodes:
- if r_node['slice_id'] == slice['slice_id']:
- for node in nodes:
- if node['node_id'] == r_node['node_id']:
- slice_reserved_nodes.append(node)
-
-
-
+ if r_node['slice_id'] == slice['slice_id']:
+ for node in nodes:
+ if node['node_id'] == r_node['node_id']:
+ slice_reserved_nodes.append(node)
if len(slice_reserved_nodes) == 0:
- raise SliverDoesNotExist("You have not allocated any slivers here")
+ raise SliverDoesNotExist("You have not allocated any slivers here")
-##### continue from here
+# continue from here
# get login info
user = {}
keys = []
users = self.shell.getUsers()
# filter users on slice['user_ids']
for usr in users:
- if usr['user_id'] in slice['user_ids']:
- keys.extend(usr['keys'])
-
+ if usr['user_id'] in slice['user_ids']:
+ keys.extend(usr['keys'])
user.update({'urn': slice_urn,
'login': slice['slice_name'],
'port': ['22'],
'keys': keys})
-
result = {}
top_level_status = 'unknown'
if slice_reserved_nodes:
result['nitos_gateway_login'] = slice['slice_name']
#result['pl_expires'] = datetime_to_string(utcparse(slice['expires']))
#result['geni_expires'] = datetime_to_string(utcparse(slice['expires']))
-
+
resources = []
for node in slice_reserved_nodes:
res = {}
res['geni_urn'] = sliver_id
res['geni_status'] = 'ready'
res['geni_error'] = ''
- res['users'] = [user]
-
+ 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):
+ def create_sliver(self, slice_urn, slice_hrn, creds, rspec_string, users, options):
aggregate = NitosAggregate(self)
slices = NitosSlices(self)
sfa_peer = slices.get_sfa_peer(slice_hrn)
- slice_record=None
+ slice_record = None
if users:
slice_record = users[0].get('slice_record', {})
-
+
# parse rspec
rspec = RSpec(rspec_string, version='NITOS 1')
# ensure slice record exists
- slice = slices.verify_slice(slice_hrn, slice_record, sfa_peer, options=options)
+ slice = slices.verify_slice(
+ slice_hrn, slice_record, sfa_peer, options=options)
# ensure user records exists
- users = slices.verify_users(slice_hrn, slice, users, sfa_peer, options=options)
-
+ users = slices.verify_users(
+ slice_hrn, slice, users, sfa_peer, options=options)
+
# add/remove leases (nodes and channels)
- # a lease in Nitos RSpec case is a reservation of nodes and channels grouped by (slice,timeslot)
- rspec_requested_nodes, rspec_requested_channels = rspec.version.get_leases()
-
+ # a lease in Nitos RSpec case is a reservation of nodes and channels
+ # grouped by (slice,timeslot)
+ rspec_requested_leases = rspec.version.get_leases()
+ rspec_requested_nodes = []
+ rspec_requested_channels = []
+ for lease in rspec_requested_leases:
+ if lease['type'] == 'node':
+ lease.pop('type', None)
+ rspec_requested_nodes.append(lease)
+ else:
+ lease.pop('type', None)
+ rspec_requested_channels.append(lease)
+
nodes = slices.verify_slice_leases_nodes(slice, rspec_requested_nodes)
- channels = slices.verify_slice_leases_channels(slice, rspec_requested_channels)
+ channels = slices.verify_slice_leases_channels(
+ slice, rspec_requested_channels)
return aggregate.get_rspec(slice_xrn=slice_urn, version=rspec.version)
- def delete_sliver (self, slice_urn, slice_hrn, creds, options):
+ def delete_sliver(self, slice_urn, slice_hrn, creds, options):
slicename = hrn_to_nitos_slicename(slice_hrn)
- slices = self.filter_nitos_results(self.shell.getSlices({}, []), {'slice_name': slicename})
+ slices = self.filter_nitos_results(
+ self.shell.getSlices({}, []), {'slice_name': slicename})
if not slices:
return 1
slice = slices[0]
- slice_reserved_nodes = self.filter_nitos_results(self.shell.getReservedNodes({}, []), {'slice_id': slice['slice_id'] })
- slice_reserved_channels = self.filter_nitos_results(self.shell.getReservedChannels(), {'slice_id': slice['slice_id'] })
+ slice_reserved_nodes = self.filter_nitos_results(
+ self.shell.getReservedNodes({}, []), {'slice_id': slice['slice_id']})
+ slice_reserved_channels = self.filter_nitos_results(
+ self.shell.getReservedChannels(), {'slice_id': slice['slice_id']})
- slice_reserved_nodes_ids = [node['reservation_id'] for node in slice_reserved_nodes]
- slice_reserved_channels_ids = [channel['reservation_id'] for channel in slice_reserved_channels]
+ slice_reserved_nodes_ids = [node['reservation_id']
+ for node in slice_reserved_nodes]
+ slice_reserved_channels_ids = [
+ channel['reservation_id'] for channel in slice_reserved_channels]
# release all reserved nodes and channels for that slice
try:
- released_nodes = self.shell.releaseNodes({'reservation_ids': slice_reserved_nodes_ids})
- released_channels = self.shell.releaseChannels({'reservation_ids': slice_reserved_channels_ids})
+ released_nodes = self.shell.releaseNodes(
+ {'reservation_ids': slice_reserved_nodes_ids})
+ released_channels = self.shell.releaseChannels(
+ {'reservation_ids': slice_reserved_channels_ids})
except:
pass
return 1
- def renew_sliver (self, slice_urn, slice_hrn, creds, expiration_time, options):
+ def renew_sliver(self, slice_urn, slice_hrn, creds, expiration_time, options):
slicename = hrn_to_nitos_slicename(slice_hrn)
slices = self.shell.GetSlices({'slicename': slicename}, ['slice_id'])
if not slices:
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"
+ 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:
# 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
# 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 = {
# 'initscripts': initscripts,
# 'slivers': slivers
# }
-#
+#
# # create the ticket
# object_gid = record.get_gid_object()
# new_ticket = SfaTicket(subject = object_gid.get_subject())
# #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)