import os from sfa.util.config import Config from sfa.util.xrn import Xrn, get_leaf, get_authority, hrn_to_urn from sfa.util.plxrn import hostname_to_hrn, slicename_to_hrn, email_to_hrn, hrn_to_pl_slicename from sfa.trust.gid import create_uuid from sfa.trust.certificate import convert_public_key, Keypair from sfa.storage.alchemy import dbsession from sfa.storage.model import RegRecord, RegAuthority, RegUser, RegSlice, RegNode from sfa.plc.plshell import PlShell def load_keys(filename): keys = {} tmp_dict = {} try: execfile(filename, tmp_dict) if 'keys' in tmp_dict: keys = tmp_dict['keys'] return keys except: return keys def save_keys(filename, keys): f = open(filename, 'w') f.write("keys = %s" % str(keys)) f.close() def _get_site_hrn(interface_hrn, site): # Hardcode 'internet2' into the hrn for sites hosting # internet2 nodes. This is a special operation for some vini # sites only hrn = ".".join([interface_hrn, site['login_base']]) if ".vini" in interface_hrn and interface_hrn.endswith('vini'): if site['login_base'].startswith("i2") or site['login_base'].startswith("nlr"): hrn = ".".join([interface_hrn, "internet2", site['login_base']]) return hrn class PlImporter: def __init__ (self, auth_hierarchy, logger): self.auth_hierarchy = auth_hierarchy self.logger=logger def record_options (self, parser): self.logger.debug ("PlImporter no options yet") pass def run (self, options): # we don't have any options for now self.logger.info ("PlImporter.run : to do") config = Config () interface_hrn = config.SFA_INTERFACE_HRN root_auth = config.SFA_REGISTRY_ROOT_AUTH shell = PlShell (config) # create dict of all existing sfa records existing_records = {} existing_hrns = [] key_ids = [] for record in dbsession.query(RegRecord): existing_records[ (record.hrn, record.type,) ] = record existing_hrns.append(record.hrn) # Get all plc sites sites = shell.GetSites({'peer_id': None}) sites_dict = {} for site in sites: sites_dict[site['login_base']] = site # Get all plc users persons = shell.GetPersons({'peer_id': None, 'enabled': True}, ['person_id', 'email', 'key_ids', 'site_ids']) persons_dict = {} for person in persons: persons_dict[person['person_id']] = person key_ids.extend(person['key_ids']) # Get all public keys keys = shell.GetKeys( {'peer_id': None, 'key_id': key_ids}) keys_dict = {} for key in keys: keys_dict[key['key_id']] = key['key'] # create a dict of person keys keyed on key_id keys_filename = config.config_path + os.sep + 'person_keys.py' old_person_keys = load_keys(keys_filename) person_keys = {} for person in persons: pubkeys = [] for key_id in person['key_ids']: pubkeys.append(keys_dict[key_id]) person_keys[person['person_id']] = pubkeys # Get all plc nodes nodes = shell.GetNodes( {'peer_id': None}, ['node_id', 'hostname', 'site_id']) nodes_dict = {} for node in nodes: nodes_dict[node['node_id']] = node # Get all plc slices slices = shell.GetSlices( {'peer_id': None}, ['slice_id', 'name']) slices_dict = {} for slice in slices: slices_dict[slice['slice_id']] = slice # special case for vini if ".vini" in interface_hrn and interface_hrn.endswith('vini'): # create a fake internet2 site first i2site = {'name': 'Internet2', 'abbreviated_name': 'I2', 'login_base': 'internet2', 'site_id': -1} site_hrn = _get_site_hrn(interface_hrn, i2site) # import if hrn is not in list of existing hrns or if the hrn exists # but its not a site record if site_hrn not in existing_hrns or \ (site_hrn, 'authority') not in existing_records: urn = hrn_to_urn(site_hrn, 'authority') if not self.auth_hierarchy.auth_exists(urn): self.auth_hierarchy.create_auth(urn) auth_info = self.auth_hierarchy.get_auth_info(urn) auth_record = RegAuthority() auth_record.type='authority' auth_record.hrn=site_hrn auth_record.gid=auth_info.get_gid_object() auth_record.pointer=site['site_id'] auth_record.authority=get_authority(site_hrn) dbsession.add(auth_record) dbsession.commit() self.logger.info("Import: Imported authority (vini site) %s"%auth_record) # start importing for site in sites: site_hrn = _get_site_hrn(interface_hrn, site) # import if hrn is not in list of existing hrns or if the hrn exists # but its not a site record if site_hrn not in existing_hrns or \ (site_hrn, 'authority') not in existing_records: try: urn = hrn_to_urn(site_hrn, 'authority') if not self.auth_hierarchy.auth_exists(urn): self.auth_hierarchy.create_auth(urn) auth_info = self.auth_hierarchy.get_auth_info(urn) auth_record = RegAuthority() auth_record.type='authority' auth_record.hrn=site_hrn auth_record.gid=auth_info.get_gid_object() auth_record.pointer=site['site_id'] auth_record.authority=get_authority(site_hrn) dbsession.add(auth_record) dbsession.commit() self.logger.info("Import: imported authority (site) : %s" % auth_record) except: # if the site import fails then there is no point in trying to import the # site's child records (node, slices, persons), so skip them. self.logger.log_exc("Import: failed to import site. Skipping child records") continue # import node records for node_id in site['node_ids']: if node_id not in nodes_dict: continue node = nodes_dict[node_id] site_auth = get_authority(site_hrn) site_name = get_leaf(site_hrn) hrn = hostname_to_hrn(site_auth, site_name, node['hostname']) if len(hrn) > 64: hrn = hrn[:64] if hrn not in existing_hrns or \ (hrn, 'node') not in existing_records: try: pkey = Keypair(create=True) urn = hrn_to_urn(hrn, 'node') node_gid = self.auth_hierarchy.create_gid(urn, create_uuid(), pkey) node_record = RegNode () node_record.type='node' node_record.hrn=hrn node_record.gid=node_gid node_record.pointer =node['node_id'] node_record.authority=get_authority(hrn) dbsession.add(node_record) dbsession.commit() self.logger.info("Import: imported node: %s" % node_record) except: self.logger.log_exc("Import: failed to import node") # import slices for slice_id in site['slice_ids']: if slice_id not in slices_dict: continue slice = slices_dict[slice_id] hrn = slicename_to_hrn(interface_hrn, slice['name']) if hrn not in existing_hrns or \ (hrn, 'slice') not in existing_records: try: pkey = Keypair(create=True) urn = hrn_to_urn(hrn, 'slice') slice_gid = self.auth_hierarchy.create_gid(urn, create_uuid(), pkey) slice_record = RegSlice () slice_record.type='slice' slice_record.hrn=hrn slice_record.gid=slice_gid slice_record.pointer=slice['slice_id'] slice_record.authority=get_authority(hrn) dbsession.add(slice_record) dbsession.commit() self.logger.info("Import: imported slice: %s" % slice_record) except: self.logger.log_exc("Import: failed to import slice") # import persons for person_id in site['person_ids']: if person_id not in persons_dict: continue person = persons_dict[person_id] hrn = email_to_hrn(site_hrn, person['email']) if len(hrn) > 64: hrn = hrn[:64] # if user's primary key has changed then we need to update the # users gid by forcing an update here old_keys = [] new_keys = [] if person_id in old_person_keys: old_keys = old_person_keys[person_id] if person_id in person_keys: new_keys = person_keys[person_id] update_record = False for key in new_keys: if key not in old_keys: update_record = True if hrn not in existing_hrns or \ (hrn, 'user') not in existing_records or update_record: try: if 'key_ids' in person and person['key_ids']: key = new_keys[0] try: pkey = convert_public_key(key) except: self.logger.warn('unable to convert public key for %s' % hrn) pkey = Keypair(create=True) else: # the user has no keys. Creating a random keypair for the user's gid self.logger.warn("Import: person %s does not have a PL public key"%hrn) pkey = Keypair(create=True) urn = hrn_to_urn(hrn, 'user') person_gid = self.auth_hierarchy.create_gid(urn, create_uuid(), pkey) person_record = RegUser () person_record.type='user' person_record.hrn=hrn person_record.gid=person_gid person_record.pointer=person['person_id'] person_record.authority=get_authority(hrn) dbsession.add (person_record) dbsession.commit() self.logger.info("Import: imported person: %s" % person_record) except: self.logger.log_exc("Import: failed to import person.") # remove stale records system_records = [interface_hrn, root_auth, interface_hrn + '.slicemanager'] for (record_hrn, type) in existing_records.keys(): if record_hrn in system_records: continue record = existing_records[(record_hrn, type)] if record.peer_authority: continue # dont delete vini's internet2 placeholdder record # normally this would be deleted becuase it does not have a plc record if ".vini" in interface_hrn and interface_hrn.endswith('vini') and \ record_hrn.endswith("internet2"): continue found = False if type == 'authority': for site in sites: site_hrn = interface_hrn + "." + site['login_base'] if site_hrn == record_hrn and site['site_id'] == record.pointer: found = True break elif type == 'user': login_base = get_leaf(get_authority(record_hrn)) username = get_leaf(record_hrn) if login_base in sites_dict: site = sites_dict[login_base] for person in persons: tmp_username = person['email'].split("@")[0] alt_username = person['email'].split("@")[0].replace(".", "_").replace("+", "_") if username in [tmp_username, alt_username] and \ site['site_id'] in person['site_ids'] and \ person['person_id'] == record.pointer: found = True break elif type == 'slice': slicename = hrn_to_pl_slicename(record_hrn) for slice in slices: if slicename == slice['name'] and \ slice['slice_id'] == record.pointer: found = True break elif type == 'node': login_base = get_leaf(get_authority(record_hrn)) nodename = Xrn.unescape(get_leaf(record_hrn)) if login_base in sites_dict: site = sites_dict[login_base] for node in nodes: tmp_nodename = node['hostname'] if tmp_nodename == nodename and \ node['site_id'] == site['site_id'] and \ node['node_id'] == record.pointer: found = True break else: continue if not found: try: record_object = existing_records[(record_hrn, type)] self.logger.info("Import: deleting record: %s" % record) dbsession.delete(record_object) dbsession.commit() except: self.logger.log_exc("Import: failded to delete record") # save pub keys self.logger.info('Import: saving current pub keys') save_keys(keys_filename, person_keys)