1 ### $Id: register.py 15001 2009-09-11 20:18:54Z tmack $
2 ### $URL: https://svn.planet-lab.org/svn/sfa/trunk/sfa/methods/register.py $
4 from sfa.trust.certificate import Keypair, convert_public_key
5 from sfa.trust.gid import *
7 from sfa.util.faults import *
8 from sfa.util.xrn import get_authority
9 from sfa.util.method import Method
10 from sfa.util.parameter import Parameter, Mixed
11 from sfa.util.record import SfaRecord
12 from sfa.util.table import SfaTable
13 from sfa.trust.auth import Auth
14 from sfa.trust.gid import create_uuid
15 from sfa.trust.credential import Credential
17 class register_peer_object(Method):
19 Register a peer object with the registry. In addition to being stored in the
20 SFA database, the appropriate records will also be created in the
23 @param cred credential string
24 @param record_dict dictionary containing record fields
25 @return gid string representation
28 interfaces = ['registry']
31 Parameter(str, "Credential string"),
32 Parameter(dict, "Record dictionary containing record fields"),
33 Mixed(Parameter(str, "Human readable name of the original caller"),
34 Parameter(None, "Origin hrn not specified"))
37 returns = Parameter(int, "1 if successful")
39 def call(self, cred, record_dict, origin_hrn=None):
40 user_cred = Credential(string=cred)
44 origin_hrn = user_cred.get_gid_caller().get_hrn()
45 self.api.logger.info("interface: %s\tcaller-hrn: %s\ttarget-hrn: %s\tmethod-name: %s"%(self.api.interface, origin_hrn, None, self.name))
48 self.api.auth.check(cred, "register")
50 # make sure this is a peer record
51 if 'peer_authority' not in record_dict or \
52 not record_dict['peer_authority']:
53 raise SfaInvalidArgument, "peer_authority must be specified"
55 record = SfaRecord(dict = record_dict)
56 type, hrn, peer_authority = record['type'], record['hrn'], record['peer_authority']
57 record['authority'] = get_authority(record['hrn'])
59 self.api.auth.verify_cred_is_me(cred)
61 # check if record already exists
63 existing_records = table.find({'type': type, 'hrn': hrn, 'peer_authority': peer_authority})
65 for existing_record in existing_records:
66 if existing_record['pointer'] != record['pointer']:
67 record['record_id'] = existing_record['record_id']
70 record_id = table.insert(record)