+#!/usr/bin/python
+
+import sys
+from datetime import datetime
+
+from sfa.util.xrn import get_authority, hrn_to_urn
+from sfa.generic import Generic
+from sfa.util.config import Config
+from sfa.util.sfalogging import _SfaLogger
+from sfa.trust.hierarchy import Hierarchy
+#from sfa.trust.trustedroots import TrustedRoots
+from sfa.trust.gid import create_uuid
+# using global alchemy.session() here is fine
+# as importer is on standalone one-shot process
+from sfa.storage.alchemy import global_dbsession
+from sfa.storage.model import RegRecord, RegAuthority, RegUser
+from sfa.trust.certificate import convert_public_key, Keypair
+
+
+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.utcnow()
+ self.logger.info(30 * '=')
+ 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.utcnow()
+ duration = end_time - begin_time
+ self.logger.info("Import took %s" % duration)
+ self.logger.info(30 * '=')