def getDelegatedCredential(self, creds):
"""
Attempt to find a credential delegated to us in
the specified list of creds.
"""
from sfa.trust.hierarchy import Hierarchy
if creds and not isinstance(creds, list):
creds = [creds]
hierarchy = Hierarchy()
delegated_cred = None
for cred in creds:
if hierarchy.auth_exists(Credential(cred=cred).get_gid_caller().get_hrn()):
delegated_cred = cred
break
return delegated_cred
def getDelegatedCredential(self, creds):
"""
Attempt to find a credential delegated to us in
the specified list of creds.
"""
from sfa.trust.hierarchy import Hierarchy
if creds and not isinstance(creds, list):
creds = [creds]
hierarchy = Hierarchy()
delegated_cred = None
for cred in creds:
if hierarchy.auth_exists(
Credential(cred=cred).get_gid_caller().get_hrn()):
delegated_cred = cred
break
return delegated_cred
def import_gid(options):
"""
Import the specified gid into the registry (db and authorities
hierarchy) overwriting any previous gid.
"""
from sfa.util.table import SfaTable
from sfa.util.record import SfaRecord
# load the gid
gidfile = os.path.abspath(options.importgid)
if not gidfile or not os.path.isfile(gidfile):
print "No such gid: %s" % gidfile
sys.exit(1)
gid = GID(filename=gidfile)
# check if it exists within the hierarchy
hierarchy = Hierarchy()
if not hierarchy.auth_exists(gid.get_hrn()):
print "%s not found in hierarchy" % gid.get_hrn()
sys.exit(1)
# check if record exists in db
table = SfaTable()
records = table.find({'hrn': gid.get_hrn(), 'type': 'authority'})
if not records:
print "%s not found in record database" % get.get_hrn()
sys.exit(1)
# update the database record
record = records[0]
record['gid'] = gid.save_to_string(save_parents=True)
table.update(record)
if options.verbose:
print "Imported %s gid into db" % record['hrn']
# update the hierarchy
auth_info = hierarchy.get_auth_info(gid.get_hrn())
filename = auth_info.gid_filename
gid.save_to_file(filename, save_parents=True)
if options.verbose:
print "Writing %s gid to %s" % (gid.get_hrn(), filename)
# ending here
return
class Importer:
def __init__(self,auth_hierarchy=None,logger=None):
self.config = Config()
if auth_hierarchy is not None:
self.auth_hierarchy=auth_hierarchy
else:
self.auth_hierarchy = Hierarchy ()
if logger is not None:
self.logger=logger
else:
self.logger = _SfaLogger(logfile='/var/log/sfa_import.log', loggername='importlog')
self.logger.setLevelFromOptVerbose(self.config.SFA_API_LOGLEVEL)
# ugly side effect so that other modules get it right
import sfa.util.sfalogging
sfa.util.sfalogging.logger=logger
# self.TrustedRoots = TrustedRoots(self.config.get_trustedroots_dir())
# check before creating a RegRecord entry as we run this over and over
def record_exists (self, type, hrn):
return dbsession.query(RegRecord).filter_by(hrn=hrn,type=type).count()!=0
def create_top_level_auth_records(self, hrn):
"""
Create top level db records (includes root and sub authorities (local/remote)
"""
# make sure parent exists
parent_hrn = get_authority(hrn)
if not parent_hrn:
parent_hrn = hrn
if not parent_hrn == hrn:
self.create_top_level_auth_records(parent_hrn)
# ensure key and cert exists:
self.auth_hierarchy.create_top_level_auth(hrn)
# create the db record if it doesnt already exist
if not self.record_exists ('authority',hrn):
auth_info = self.auth_hierarchy.get_auth_info(hrn)
auth_record = RegAuthority(hrn=hrn, gid=auth_info.get_gid_object(),
authority=get_authority(hrn))
auth_record.just_created()
dbsession.add (auth_record)
dbsession.commit()
self.logger.info("SfaImporter: imported authority (parent) %s " % auth_record)
def create_sm_client_record(self):
"""
Create a user record for the Slicemanager service.
"""
hrn = self.interface_hrn + '.slicemanager'
urn = hrn_to_urn(hrn, 'user')
if not self.auth_hierarchy.auth_exists(urn):
self.logger.info("SfaImporter: creating Slice Manager user")
self.auth_hierarchy.create_auth(urn)
if self.record_exists ('user',hrn): return
auth_info = self.auth_hierarchy.get_auth_info(hrn)
user_record = RegUser(hrn=hrn, gid=auth_info.get_gid_object(),
authority=get_authority(hrn))
user_record.just_created()
dbsession.add (user_record)
dbsession.commit()
self.logger.info("SfaImporter: importing user (slicemanager) %s " % user_record)
def create_interface_records(self):
"""
Create a record for each SFA interface
"""
# just create certs for all sfa interfaces even if they
# aren't enabled
auth_info = self.auth_hierarchy.get_auth_info(self.config.SFA_INTERFACE_HRN)
pkey = auth_info.get_pkey_object()
hrn=self.config.SFA_INTERFACE_HRN
for type in [ 'authority+sa', 'authority+am', 'authority+sm', ]:
urn = hrn_to_urn(hrn, type)
gid = self.auth_hierarchy.create_gid(urn, create_uuid(), pkey)
# for now we have to preserve the authority+<> stuff
if self.record_exists (type,hrn): continue
interface_record = RegAuthority(type=type, hrn=hrn, gid=gid,
authority=get_authority(hrn))
interface_record.just_created()
dbsession.add (interface_record)
dbsession.commit()
self.logger.info("SfaImporter: imported authority (%s) %s " % (type,interface_record))
def run(self, options=None):
if not self.config.SFA_REGISTRY_ENABLED:
self.logger.critical("Importer: need SFA_REGISTRY_ENABLED to run import")
# testbed-neutral : create local certificates and the like
auth_hierarchy = Hierarchy ()
self.create_top_level_auth_records(self.config.SFA_INTERFACE_HRN)
self.create_interface_records()
# testbed-specific
testbed_importer = None
generic=Generic.the_flavour()
importer_class = generic.importer_class()
if importer_class:
begin_time=datetime.now()
self.logger.info ("Starting import on %s, using class %s from flavour %s"%\
(begin_time,importer_class.__name__,generic.flavour))
testbed_importer = importer_class (auth_hierarchy, self.logger)
if testbed_importer:
testbed_importer.add_options(options)
testbed_importer.run (options)
end_time=datetime.now()
duration=end_time-begin_time
self.logger.info("Import took %s"%duration)
class Importer:
def __init__(self, auth_hierarchy=None, logger=None):
self.config = Config()
if auth_hierarchy is not None:
self.auth_hierarchy = auth_hierarchy
else:
self.auth_hierarchy = Hierarchy()
if logger is not None:
self.logger = logger
else:
self.logger = _SfaLogger(logfile='/var/log/sfa_import.log',
loggername='importlog')
self.logger.setLevelFromOptVerbose(self.config.SFA_API_LOGLEVEL)
# ugly side effect so that other modules get it right
import sfa.util.sfalogging
sfa.util.sfalogging.logger = logger
# self.TrustedRoots = TrustedRoots(self.config.get_trustedroots_dir())
# check before creating a RegRecord entry as we run this over and over
def record_exists(self, type, hrn):
return global_dbsession.query(RegRecord).filter_by(
hrn=hrn, type=type).count() != 0
def create_top_level_auth_records(self, hrn):
"""
Create top level db records (includes root and sub authorities (local/remote)
"""
# make sure parent exists
parent_hrn = get_authority(hrn)
if not parent_hrn:
parent_hrn = hrn
if not parent_hrn == hrn:
self.create_top_level_auth_records(parent_hrn)
# ensure key and cert exists:
self.auth_hierarchy.create_top_level_auth(hrn)
# create the db record if it doesnt already exist
if not self.record_exists('authority', hrn):
auth_info = self.auth_hierarchy.get_auth_info(hrn)
auth_record = RegAuthority(hrn=hrn,
gid=auth_info.get_gid_object(),
authority=get_authority(hrn))
auth_record.just_created()
global_dbsession.add(auth_record)
global_dbsession.commit()
self.logger.info("SfaImporter: imported authority (parent) %s " %
auth_record)
def create_sm_client_record(self):
"""
Create a user record for the Slicemanager service.
"""
hrn = self.interface_hrn + '.slicemanager'
urn = hrn_to_urn(hrn, 'user')
if not self.auth_hierarchy.auth_exists(urn):
self.logger.info("SfaImporter: creating Slice Manager user")
self.auth_hierarchy.create_auth(urn)
if self.record_exists('user', hrn): return
auth_info = self.auth_hierarchy.get_auth_info(hrn)
user_record = RegUser(hrn=hrn,
gid=auth_info.get_gid_object(),
authority=get_authority(hrn))
user_record.just_created()
global_dbsession.add(user_record)
global_dbsession.commit()
self.logger.info("SfaImporter: importing user (slicemanager) %s " %
user_record)
def create_interface_records(self):
"""
Create a record for each SFA interface
"""
# just create certs for all sfa interfaces even if they
# aren't enabled
auth_info = self.auth_hierarchy.get_auth_info(
self.config.SFA_INTERFACE_HRN)
pkey = auth_info.get_pkey_object()
hrn = self.config.SFA_INTERFACE_HRN
for type in [
'authority+sa',
'authority+am',
'authority+sm',
]:
urn = hrn_to_urn(hrn, type)
gid = self.auth_hierarchy.create_gid(urn, create_uuid(), pkey)
# for now we have to preserve the authority+<> stuff
if self.record_exists(type, hrn): continue
interface_record = RegAuthority(type=type,
hrn=hrn,
gid=gid,
authority=get_authority(hrn))
interface_record.just_created()
global_dbsession.add(interface_record)
global_dbsession.commit()
self.logger.info("SfaImporter: imported authority (%s) %s " %
(type, interface_record))
def run(self, options=None):
if not self.config.SFA_REGISTRY_ENABLED:
self.logger.critical(
"Importer: need SFA_REGISTRY_ENABLED to run import")
# testbed-neutral : create local certificates and the like
auth_hierarchy = Hierarchy()
self.create_top_level_auth_records(self.config.SFA_INTERFACE_HRN)
self.create_interface_records()
# testbed-specific
testbed_importer = None
generic = Generic.the_flavour()
importer_class = generic.importer_class()
if importer_class:
begin_time = datetime.now()
self.logger.info ("Starting import on %s, using class %s from flavour %s"%\
(begin_time,importer_class.__name__,generic.flavour))
testbed_importer = importer_class(auth_hierarchy, self.logger)
if testbed_importer:
testbed_importer.add_options(options)
testbed_importer.run(options)
end_time = datetime.now()
duration = end_time - begin_time
self.logger.info("Import took %s" % duration)
