X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=sfa%2Fmanagers%2Fregistry_manager_openstack.py;h=aee536f7a81d03d52ccc8ba8beac2d63f5ea7626;hb=6f0a757c5adf47b4d222cec09514dcd688b93457;hp=51c44726bb27046f214e43100f50134e3fed7ec6;hpb=8fbaff097bca7b9599dc6a57e2bea71b3063d6bd;p=sfa.git diff --git a/sfa/managers/registry_manager_openstack.py b/sfa/managers/registry_manager_openstack.py index 51c44726..aee536f7 100644 --- a/sfa/managers/registry_manager_openstack.py +++ b/sfa/managers/registry_manager_openstack.py @@ -1,5 +1,4 @@ import types -import time # for get_key_from_incoming_ip import tempfile import os @@ -13,28 +12,19 @@ from sfa.util.xrn import Xrn, get_authority, hrn_to_urn, urn_to_hrn from sfa.util.plxrn import hrn_to_pl_login_base from sfa.util.version import version_core from sfa.util.sfalogging import logger + from sfa.trust.gid import GID 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.managers import registry_manager -class RegistryManager(registry_manager.RegistryManager): +from sfa.storage.persistentobjs import make_record,RegRecord +from sfa.storage.alchemy import dbsession - def __init__ (self, config): pass +from sfa.managers.registry_manager import RegistryManager + +class RegistryManager(RegistryManager): - # The GENI GetVersion call - def GetVersion(self, api, options): - peers = dict ( [ (hrn,interface.get_url()) for (hrn,interface) in api.registries.iteritems() - if hrn != api.hrn]) - xrn=Xrn(api.hrn) - return version_core({'interface':'registry', - 'hrn':xrn.get_hrn(), - 'urn':xrn.get_urn(), - 'peers':peers}) - def GetCredential(self, api, xrn, type, is_self=False): # convert xrn to hrn if type: @@ -46,19 +36,19 @@ class RegistryManager(registry_manager.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 @@ -70,12 +60,12 @@ class RegistryManager(registry_manager.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(caller_hrn + " has no rights to " + record['name']) + raise PermissionError(caller_hrn + " has no rights to " + record.hrn) - 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) @@ -83,8 +73,8 @@ class RegistryManager(registry_manager.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" @@ -96,357 +86,24 @@ class RegistryManager(registry_manager.RegistryManager): return new_cred.save_to_string(save_parents=True) - def Resolve(self, api, xrns, type=None, full=True): - - if not isinstance(xrns, types.ListType): - xrns = [xrns] - # try to infer type if not set and we get a single input - 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). - xrn_dict = {} - registries = api.registries - tree = prefixTree() - registry_hrns = registries.keys() - tree.load(registry_hrns) - for xrn in xrns: - registry_hrn = tree.best_match(urn_to_hrn(xrn)[0]) - if registry_hrn not in xrn_dict: - xrn_dict[registry_hrn] = [] - xrn_dict[registry_hrn].append(xrn) - - records = [] - for registry_hrn in xrn_dict: - # skip the hrn without a registry hrn - # XX should we let the user know the authority is unknown? - if not registry_hrn: - continue - - # if the best match (longest matching hrn) is not the local registry, - # forward the request - xrns = xrn_dict[registry_hrn] - if registry_hrn != api.hrn: - 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]) - - # 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}) - - 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) - # 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'] - for neighbour_dict in [ api.aggregates, api.registries ]: - if hrn in neighbour_dict: - record['url']=neighbour_dict[hrn].get_url() - return - [ solve_neighbour_url (record) for record in local_records ] - - - - # 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) - - if not records: - raise RecordNotFound(str(hrns)) - - return records - - 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() - tree.load(registry_hrns) - registry_hrn = tree.best_match(hrn) - - #if there was no match then this record belongs to an unknow registry - if not registry_hrn: - raise MissingAuthority(xrn) - # if the best match (longest matching hrn) is not the local registry, - # forward the request - records = [] - 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] - - # if we still have not found the record yet, try the local registry - if not records: - if not api.auth.hierarchy.auth_exists(hrn): - raise MissingAuthority(hrn) - - table = SfaTable() - records = table.find({'authority': hrn}) - - return records - - - def CreateGid(self, api, xrn, cert): - # get the authority - authority = Xrn(xrn=xrn).get_authority_hrn() - auth_info = api.auth.get_auth_info(authority) - if not cert: - pkey = Keypair(create=True) - else: - certificate = Certificate(string=cert) - pkey = certificate.get_pubkey() - gid = api.auth.hierarchy.create_gid(xrn, create_uuid(), pkey) - return gid.save_to_string(save_parents=True) - - #################### - # utility for handling relationships among the SFA objects - # given that the SFA db does not handle this sort of relationsships - # it will rely on side-effects in the testbed to keep this persistent - # 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): - - hrn, type = record['hrn'], record['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}) - 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']) - pub_key = None - # make sure record has a gid - if 'gid' not in record: - uuid = create_uuid() - pkey = Keypair(create=True) - if 'keys' in record and record['keys']: - pub_key=record['keys'] - # use only first key in record - 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) - - if type in ["authority"]: - # update the tree - if not api.auth.hierarchy.auth_exists(hrn): - api.auth.hierarchy.create_auth(hrn_to_urn(hrn,'authority')) - - # get the GID from the newly created authority - gid = auth_info.get_gid_object() - record.set_gid(gid.save_to_string(save_parents=True)) - - # update testbed-specific data if needed - pointer = self.driver.register (record, hrn, pub_key) - - record.set_pointer(pointer) - record_id = table.insert(record) - record['record_id'] = record_id - - # update membership for researchers, pis, owners, operators - self.update_relations (record, record) - - 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() - # 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() - - # validate the type - if type not in ['authority', 'slice', 'node', 'user']: - raise UnknownSfaType(type) - - # 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'] - - # 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 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): - logger.warning("driver.update failed") - - # take new_key into account - if new_key: - # update the openssl key and gid - pkey = convert_public_key(new_key) - uuid = create_uuid() - 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) - - # update membership for researchers, pis, owners, operators - self.update_relations (record, new_record) - - return 1 - - # 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() - if type and type not in ['all', '*']: - filter['type'] = type - - records = table.find(filter) - if not records: raise RecordNotFound(hrn) - record = records[0] - type = record['type'] - - if type not in ['slice', 'user', 'node', 'authority'] : - raise UnknownSfaType(type) - - credential = api.getCredential() - registries = api.registries - - # Try to remove the object from the PLCDB of federated agg. - # This is attempted before removing the object from the local agg's PLCDB and sfa table - if hrn.startswith(api.hrn) and type in ['user', 'slice', 'authority']: - for registry in registries: - if registry not in [api.hrn]: - try: - result=registries[registry].remove_peer_object(credential, record, origin_hrn) - except: - pass - - # call testbed callback first - # IIUC this is done on the local testbed TOO because of the refreshpeer link - if not self.driver.remove(record): - logger.warning("driver.remove failed") - - # delete from sfa db - table.remove(record) - - return 1 - - # This is a PLC-specific thing... - 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 - (ip, port) = api.remote_addr - interfaces = self.driver.shell.GetInterfaces({'ip': ip}, ['node_id']) - if not interfaces: - raise NonExistingRecord("no such ip %(ip)s" % locals()) - nodes = self.driver.shell.GetNodes([interfaces[0]['node_id']], ['node_id', 'hostname']) - if not nodes: - raise NonExistingRecord("no such node using ip %(ip)s" % locals()) - 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] - - # generate a new keypair and gid - uuid = create_uuid() - pkey = Keypair(create=True) - 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) - - # update the record - table.update(record) - - # attempt the scp the key - # and gid onto the node - # this will only work for planetlab based components - (kfd, key_filename) = tempfile.mkstemp() - (gfd, gid_filename) = tempfile.mkstemp() - pkey.save_to_file(key_filename) - gid_object.save_to_file(gid_filename, save_parents=True) - host = node['hostname'] - key_dest="/etc/sfa/node.key" - gid_dest="/etc/sfa/node.gid" - scp = "/usr/bin/scp" - #identity = "/etc/planetlab/root_ssh_key.rsa" - identity = "/etc/sfa/root_ssh_key" - scp_options=" -i %(identity)s " % locals() - scp_options+="-o StrictHostKeyChecking=no " % locals() - scp_key_command="%(scp)s %(scp_options)s %(key_filename)s root@%(host)s:%(key_dest)s" %\ - locals() - scp_gid_command="%(scp)s %(scp_options)s %(gid_filename)s root@%(host)s:%(gid_dest)s" %\ - locals() - - all_commands = [scp_key_command, scp_gid_command] - - for command in all_commands: - (status, output) = commands.getstatusoutput(command) - if status: - raise Exception, output - - for filename in [key_filename, gid_filename]: - os.unlink(filename) - return 1