X-Git-Url: http://git.onelab.eu/?p=sfa.git;a=blobdiff_plain;f=sfa%2Fmanagers%2Fregistry_manager.py;h=f07b56153be4c0c66caf7565e35ce0b7e017a881;hp=9fd265970f0f82229a0cecb8cb984ec74d0e260f;hb=b7d6a80faf23cb019c74e65c2264e215446f84a3;hpb=de159151b622def762bf04799515e468aae563a4 diff --git a/sfa/managers/registry_manager.py b/sfa/managers/registry_manager.py index 9fd26597..f07b5615 100644 --- a/sfa/managers/registry_manager.py +++ b/sfa/managers/registry_manager.py @@ -1,5 +1,4 @@ import types -import time # for get_key_from_incoming_ip import tempfile import os @@ -19,8 +18,8 @@ from sfa.trust.credential import Credential from sfa.trust.certificate import Certificate, Keypair, convert_public_key from sfa.trust.gid import create_uuid -from sfa.storage.record import SfaRecord -from sfa.storage.table import SfaTable +from sfa.storage.model import make_record, RegRecord, RegUser +from sfa.storage.alchemy import dbsession class RegistryManager: @@ -49,19 +48,19 @@ class RegistryManager: auth_hrn = api.auth.get_authority(hrn) if not auth_hrn or hrn == api.config.SFA_INTERFACE_HRN: auth_hrn = hrn - # get record info auth_info = api.auth.get_auth_info(auth_hrn) - table = SfaTable() - records = table.findObjects({'type': type, 'hrn': hrn}) - if not records: - raise RecordNotFound(hrn) - record = records[0] + # get record info + record=dbsession.query(RegRecord).filter_by(type=type,hrn=hrn).first() + if not record: + raise RecordNotFound("hrn=%s, type=%s"%(hrn,type)) # verify_cancreate_credential requires that the member lists # (researchers, pis, etc) be filled in - self.driver.augment_records_with_testbed_info (record) - if not self.driver.is_enabled (record): - raise AccountNotEnabled(": PlanetLab account %s is not enabled. Please contact your site PI" %(record['email'])) + logger.debug("get credential before augment dict, keys=%s"%record.__dict__.keys()) + self.driver.augment_records_with_testbed_info (record.__dict__) + logger.debug("get credential after augment dict, keys=%s"%record.__dict__.keys()) + if not self.driver.is_enabled (record.__dict__): + raise AccountNotEnabled(": PlanetLab account %s is not enabled. Please contact your site PI" %(record.email)) # get the callers gid # if this is a self cred the record's gid is the caller's gid @@ -73,12 +72,12 @@ class RegistryManager: caller_hrn = caller_gid.get_hrn() object_hrn = record.get_gid_object().get_hrn() - rights = api.auth.determine_user_rights(caller_hrn, record) + rights = api.auth.determine_user_rights(caller_hrn, record.__dict__) # make sure caller has rights to this object if rights.is_empty(): raise PermissionError("%s has no rights to %s (%s)" % \ (caller_hrn, object_hrn, xrn)) - object_gid = GID(string=record['gid']) + object_gid = GID(string=record.gid) new_cred = Credential(subject = object_gid.get_subject()) new_cred.set_gid_caller(caller_gid) new_cred.set_gid_object(object_gid) @@ -86,8 +85,8 @@ class RegistryManager: #new_cred.set_pubkey(object_gid.get_pubkey()) new_cred.set_privileges(rights) new_cred.get_privileges().delegate_all_privileges(True) - if 'expires' in record: - date = utcparse(record['expires']) + if hasattr(record,'expires'): + date = utcparse(record.expires) expires = datetime_to_epoch(date) new_cred.set_expiration(int(expires)) auth_kind = "authority,ma,sa" @@ -107,10 +106,11 @@ class RegistryManager: if not type: type = Xrn(xrns).get_type() hrns = [urn_to_hrn(xrn)[0] for xrn in xrns] + # load all known registry names into a prefix tree and attempt to find # the longest matching prefix - # create a dict where key is a registry hrn and its value is a - # hrns at that registry (determined by the known prefix tree). + # create a dict where key is a registry hrn and its value is a list + # of hrns at that registry (determined by the known prefix tree). xrn_dict = {} registries = api.registries tree = prefixTree() @@ -136,47 +136,52 @@ class RegistryManager: credential = api.getCredential() interface = api.registries[registry_hrn] server_proxy = api.server_proxy(interface, credential) - peer_records = server_proxy.Resolve(xrns, credential) - records.extend([SfaRecord(dict=record).as_dict() for record in peer_records]) + peer_records = server_proxy.Resolve(xrns, credential,type) + # pass foreign records as-is + # previous code used to read + # records.extend([SfaRecord(dict=record).as_dict() for record in peer_records]) + # not sure why the records coming through xmlrpc had to be processed at all + records.extend(peer_records) # try resolving the remaining unfound records at the local registry local_hrns = list ( set(hrns).difference([record['hrn'] for record in records]) ) # - table = SfaTable() - local_records = table.findObjects({'hrn': local_hrns}) + local_records = dbsession.query(RegRecord).filter(RegRecord.hrn.in_(local_hrns)) + if type: + local_records = local_records.filter_by(type=type) + local_records=local_records.all() + logger.info("Resolve: local_records=%s (type=%s)"%(local_records,type)) + local_dicts = [ record.__dict__ for record in local_records ] if full: # in full mode we get as much info as we can, which involves contacting the # testbed for getting implementation details about the record - self.driver.augment_records_with_testbed_info(local_records) + self.driver.augment_records_with_testbed_info(local_dicts) # also we fill the 'url' field for known authorities # used to be in the driver code, sounds like a poorman thing though def solve_neighbour_url (record): - if not record['type'].startswith('authority'): return - hrn=record['hrn'] + if not record.type.startswith('authority'): return + hrn=record.hrn for neighbour_dict in [ api.aggregates, api.registries ]: if hrn in neighbour_dict: - record['url']=neighbour_dict[hrn].get_url() + record.url=neighbour_dict[hrn].get_url() return - [ solve_neighbour_url (record) for record in local_records ] - + for record in local_records: solve_neighbour_url (record) - - # convert local record objects to dicts - records.extend([dict(record) for record in local_records]) - if type: - records = filter(lambda rec: rec['type'] in [type], records) - + # convert local record objects to dicts for xmlrpc + # xxx somehow here calling dict(record) issues a weird error + # however record.todict() seems to work fine + # records.extend( [ dict(record) for record in local_records ] ) + records.extend( [ record.todict() for record in local_records ] ) if not records: raise RecordNotFound(str(hrns)) return records - def List(self, api, xrn, origin_hrn=None): + def List (self, api, xrn, origin_hrn=None): hrn, type = urn_to_hrn(xrn) # load all know registry names into a prefix tree and attempt to find # the longest matching prefix - records = [] registries = api.registries registry_hrns = registries.keys() tree = prefixTree() @@ -188,23 +193,24 @@ class RegistryManager: raise MissingAuthority(xrn) # if the best match (longest matching hrn) is not the local registry, # forward the request - records = [] + record_dicts = [] if registry_hrn != api.hrn: credential = api.getCredential() interface = api.registries[registry_hrn] server_proxy = api.server_proxy(interface, credential) record_list = server_proxy.List(xrn, credential) - records = [SfaRecord(dict=record).as_dict() for record in record_list] + # same as above, no need to process what comes from through xmlrpc + # pass foreign records as-is + record_dicts = record_list # if we still have not found the record yet, try the local registry - if not records: + if not record_dicts: if not api.auth.hierarchy.auth_exists(hrn): raise MissingAuthority(hrn) + records = dbsession.query(RegRecord).filter_by(authority=hrn) + record_dicts=[ record.todict() for record in records ] - table = SfaTable() - records = table.find({'authority': hrn}) - - return records + return record_dicts def CreateGid(self, api, xrn, cert): @@ -227,57 +233,58 @@ class RegistryManager: # subject_record describes the subject of the relationships # ref_record contains the target values for the various relationships we need to manage # (to begin with, this is just the slice x person relationship) - def update_relations (self, subject_record, ref_record): - type=subject_record['type'] + def update_relations (self, subject_obj, ref_obj): + type=subject_obj.type if type=='slice': - self.update_relation(subject_record, 'researcher', ref_record.get('researcher'), 'user') + self.update_relation(subject_obj, 'researcher', ref_obj.researcher, 'user') # field_key is the name of one field in the record, typically 'researcher' for a 'slice' record # hrns is the list of hrns that should be linked to the subject from now on # target_type would be e.g. 'user' in the 'slice' x 'researcher' example - def update_relation (self, sfa_record, field_key, hrns, target_type): + def update_relation (self, record_obj, field_key, hrns, target_type): # locate the linked objects in our db - subject_type=sfa_record['type'] - subject_id=sfa_record['pointer'] - table = SfaTable() - link_sfa_records = table.find ({'type':target_type, 'hrn': hrns}) - link_ids = [ rec.get('pointer') for rec in link_sfa_records ] + subject_type=record_obj.type + subject_id=record_obj.pointer + # get the 'pointer' field of all matching records + link_id_tuples = dbsession.query(RegRecord.pointer).filter_by(type=target_type).filter(RegRecord.hrn.in_(hrns)).all() + # sqlalchemy returns named tuples for columns + link_ids = [ tuple.pointer for tuple in link_id_tuples ] self.driver.update_relation (subject_type, target_type, subject_id, link_ids) - - def Register(self, api, record): + def Register(self, api, record_dict): - hrn, type = record['hrn'], record['type'] + hrn, type = record_dict['hrn'], record_dict['type'] urn = hrn_to_urn(hrn,type) # validate the type if type not in ['authority', 'slice', 'node', 'user']: raise UnknownSfaType(type) - # check if record already exists - table = SfaTable() - existing_records = table.find({'type': type, 'hrn': hrn}) + # check if record_dict already exists + existing_records = dbsession.query(RegRecord).filter_by(type=type,hrn=hrn).all() if existing_records: raise ExistingRecord(hrn) - record = SfaRecord(dict = record) - record['authority'] = get_authority(record['hrn']) - auth_info = api.auth.get_auth_info(record['authority']) + assert ('type' in record_dict) + # returns the right type of RegRecord according to type in record + record = make_record(dict=record_dict) + record.just_created() + record.authority = get_authority(record.hrn) + auth_info = api.auth.get_auth_info(record.authority) pub_key = None # make sure record has a gid - if 'gid' not in record: + if not record.gid: uuid = create_uuid() pkey = Keypair(create=True) - if 'keys' in record and record['keys']: - pub_key=record['keys'] + if getattr(record,'keys',None): + pub_key=record.keys # use only first key in record - if isinstance(record['keys'], types.ListType): - pub_key = record['keys'][0] + if isinstance(record.keys, types.ListType): + pub_key = record.keys[0] pkey = convert_public_key(pub_key) gid_object = api.auth.hierarchy.create_gid(urn, uuid, pkey) gid = gid_object.save_to_string(save_parents=True) - record['gid'] = gid - record.set_gid(gid) + record.gid = gid if type in ["authority"]: # update the tree @@ -286,14 +293,18 @@ class RegistryManager: # get the GID from the newly created authority gid = auth_info.get_gid_object() - record.set_gid(gid.save_to_string(save_parents=True)) + record.gid=gid.save_to_string(save_parents=True) + # post-process / cleanup for relation ships + if isinstance (record, RegUser): + record.normalize_xml() + # update testbed-specific data if needed - pointer = self.driver.register (record, hrn, pub_key) + pointer = self.driver.register (record.__dict__, hrn, pub_key) - record.set_pointer(pointer) - record_id = table.insert(record) - record['record_id'] = record_id + record.pointer=pointer + dbsession.add(record) + dbsession.commit() # update membership for researchers, pis, owners, operators self.update_relations (record, record) @@ -301,17 +312,16 @@ class RegistryManager: return record.get_gid_object().save_to_string(save_parents=True) def Update(self, api, record_dict): - new_record = SfaRecord(dict = record_dict) - type = new_record['type'] - hrn = new_record['hrn'] - urn = hrn_to_urn(hrn,type) - table = SfaTable() + assert ('type' in record_dict) + new_record=RegRecord(dict=record_dict) + type = new_record.type + hrn = new_record.hrn + # make sure the record exists - records = table.findObjects({'type': type, 'hrn': hrn}) - if not records: - raise RecordNotFound(hrn) - record = records[0] - record['last_updated'] = time.gmtime() + record = dbsession.query(RegRecord).filter_by(type=type,hrn=hrn).first() + if not record: + raise RecordNotFound("hrn=%s, type=%s"%(hrn,type)) + record.just_updated() # validate the type if type not in ['authority', 'slice', 'node', 'user']: @@ -319,18 +329,18 @@ class RegistryManager: # Use the pointer from the existing record, not the one that the user # gave us. This prevents the user from inserting a forged pointer - pointer = record['pointer'] + pointer = record.pointer # is the a change in keys ? new_key=None if type=='user': - if 'keys' in new_record and new_record['keys']: - new_key=new_record['keys'] + if getattr(new_key,'keys',None): + new_key=new_record.keys if isinstance (new_key,types.ListType): new_key=new_key[0] # update the PLC information that was specified with the record - if not self.driver.update (record, new_record, hrn, new_key): + if not self.driver.update (record.__dict__, new_record.__dict__, hrn, new_key): logger.warning("driver.update failed") # take new_key into account @@ -338,11 +348,11 @@ class RegistryManager: # update the openssl key and gid pkey = convert_public_key(new_key) uuid = create_uuid() + urn = hrn_to_urn(hrn,type) gid_object = api.auth.hierarchy.create_gid(urn, uuid, pkey) gid = gid_object.save_to_string(save_parents=True) - record['gid'] = gid - record = SfaRecord(dict=record) - table.update(record) + record.gid = gid + dsession.commit() # update membership for researchers, pis, owners, operators self.update_relations (record, new_record) @@ -351,19 +361,19 @@ class RegistryManager: # expecting an Xrn instance def Remove(self, api, xrn, origin_hrn=None): - - table = SfaTable() - filter = {'hrn': xrn.get_hrn()} hrn=xrn.get_hrn() type=xrn.get_type() + request=dbsession.query(RegRecord).filter_by(hrn=hrn) if type and type not in ['all', '*']: - filter['type'] = type + request=request.filter_by(type=type) - records = table.find(filter) - if not records: raise RecordNotFound(hrn) - record = records[0] - type = record['type'] - + record = request.first() + if not record: + msg="Could not find hrn %s"%hrn + if type: msg += " type=%s"%type + raise RecordNotFound(msg) + + type = record.type if type not in ['slice', 'user', 'node', 'authority'] : raise UnknownSfaType(type) @@ -382,15 +392,16 @@ class RegistryManager: # call testbed callback first # IIUC this is done on the local testbed TOO because of the refreshpeer link - if not self.driver.remove(record): + if not self.driver.remove(record.__dict__): logger.warning("driver.remove failed") # delete from sfa db - table.remove(record) + dbsession.delete(record) + dbsession.commit() return 1 - # This is a PLC-specific thing... + # This is a PLC-specific thing, won't work with other platforms def get_key_from_incoming_ip (self, api): # verify that the callers's ip address exist in the db and is an interface # for a node in the db @@ -404,23 +415,20 @@ class RegistryManager: node = nodes[0] # look up the sfa record - table = SfaTable() - records = table.findObjects({'type': 'node', 'pointer': node['node_id']}) - if not records: - raise RecordNotFound("pointer:" + str(node['node_id'])) - record = records[0] + record=dbsession.query(RegRecord).filter_by(type='node',pointer=node['node_id']).first() + if not record: + raise RecordNotFound("node with pointer %s"%node['node_id']) # generate a new keypair and gid uuid = create_uuid() pkey = Keypair(create=True) - urn = hrn_to_urn(record['hrn'], record['type']) + urn = hrn_to_urn(record.hrn, record.type) gid_object = api.auth.hierarchy.create_gid(urn, uuid, pkey) gid = gid_object.save_to_string(save_parents=True) - record['gid'] = gid - record.set_gid(gid) + record.gid = gid # update the record - table.update(record) + dbsession.commit() # attempt the scp the key # and gid onto the node