1 from sfa.util.faults import *
2 from sfa.util.method import Method
3 from sfa.util.parameter import Parameter, Mixed
4 from sfa.trust.auth import Auth
5 from sfa.util.record import SfaRecord
6 from sfa.util.table import SfaTable
7 from sfa.trust.credential import Credential
8 from types import StringTypes
10 class remove_peer_object(Method):
12 Remove a peer object from the PLC records of a local aggregate.
13 This method will be called by registry.remove() while removing
14 a record from the local aggreage's PLCDB and sfa table. This
15 method need not be directly called by end-user.
17 @param cred credential string
18 @param record record as stored in the local registry
20 @return 1 if successful, faults otherwise
23 interfaces = ['registry']
26 Parameter(str, "Credential string"),
27 Parameter(dict, "Record dictionary"),
28 Mixed(Parameter(str, "Human readable name of the original caller"),
29 Parameter(None, "Origin hrn not specified"))
32 returns = Parameter(int, "1 if successful")
34 def call(self, cred, record, origin_hrn=None):
35 user_cred = Credential(string=cred)
39 origin_hrn = user_cred.get_gid_caller().get_hrn()
40 self.api.logger.info("interface: %s\tcaller-hrn: %s\ttarget-hrn: %s\tmethod-name: %s"%(self.api.interface, origin_hrn, record['hrn'], self.name))
42 self.api.auth.check(cred, "remove")
44 # Only allow the local interface or record owner to delete peer_records
45 try: self.api.auth.verify_object_permission(record['hrn'])
46 except: self.api.auth.verify_cred_is_me(cred)
49 hrn, type = record['hrn'], record['type']
50 records = table.find({'hrn': hrn, 'type': type })
51 for record in records:
52 if record['peer_authority']:
53 self.remove_plc_record(record)
58 def remove_plc_record(self, record):
61 persons = self.api.plshell.GetPersons(self.api.plauth, {'person_id' : record['pointer']})
66 peer = self.get_peer_name(person['peer_id'])
67 self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'person', person['person_id'], peer)
68 self.api.plshell.DeletePerson(self.api.plauth, person['person_id'])
71 slices=self.api.plshell.GetSlices(self.api.plauth, {'slice_id' : record['pointer']})
76 peer = self.get_peer_name(slice['peer_id'])
77 self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'slice', slice['slice_id'], peer)
78 self.api.plshell.DeleteSlice(self.api.plauth, slice['slice_id'])
79 elif type == "authority":
80 sites=self.api.plshell.GetSites(self.api.plauth, {'site_id' : record['pointer']})
85 peer = self.get_peer_name(site['peer_id'])
86 self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'site', site['site_id'], peer)
87 self.api.plshell.DeleteSite(self.api.plauth, site['site_id'])
90 raise UnknownSfaType(type)
94 def get_peer_name(self, peer_id):
95 peers = self.api.plshell.GetPeers(self.api.plauth, [peer_id], ['peername', 'shortname', 'hrn_root'])
97 raise SfaInvalidArgument, "No such peer"
99 return peer['shortname']