+++ /dev/null
-import types
-# for get_key_from_incoming_ip
-import tempfile
-import os
-import commands
-
-from sfa.util.faults import RecordNotFound, AccountNotEnabled, PermissionError, MissingAuthority, \
- UnknownSfaType, ExistingRecord, NonExistingRecord
-from sfa.util.sfatime import utcparse, datetime_to_epoch
-from sfa.util.prefixTree import prefixTree
-from sfa.util.xrn import Xrn, get_authority, hrn_to_urn, urn_to_hrn
-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.model import make_record,RegRecord
-from sfa.storage.alchemy import dbsession
-
-from sfa.managers.registry_manager import RegistryManager
-
-class RegistryManager(RegistryManager):
-
- def GetCredential(self, api, xrn, type, caller_xrn = None):
- # convert xrn to hrn
- if type:
- hrn = urn_to_hrn(xrn)[0]
- else:
- hrn, type = urn_to_hrn(xrn)
-
- # Is this a root or sub authority
- auth_hrn = api.auth.get_authority(hrn)
- if not auth_hrn or hrn == api.config.SFA_INTERFACE_HRN:
- auth_hrn = hrn
- auth_info = api.auth.get_auth_info(auth_hrn)
- # get record info
- filter = {'hrn': hrn}
- if type:
- filter['type'] = type
- record=dbsession.query(RegRecord).filter_by(**filter).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
- 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 caller_xrn is not specified assume the caller is the record
- # object itself.
- if not caller_xrn:
- caller_hrn = hrn
- caller_gid = record.get_gid_object()
- else:
- caller_hrn, caller_type = urn_to_hrn(caller_xrn)
- caller_filter = {'hrn': caller_hrn}
- if caller_type:
- caller_filter['type'] = caller_type
- caller_record = dbsession.query(RegRecord).filter_by(**caller_filter).first()
- if not caller_record:
- raise RecordNotFound("Unable to associated caller (hrn=%s, type=%s) with credential for (hrn: %s, type: %s)"%(caller_hrn, caller_type, hrn, type))
- caller_gid = GID(string=caller_record.gid)
-
- object_hrn = record.get_gid_object().get_hrn()
- rights = api.auth.determine_user_rights(caller_hrn, record.todict())
- # make sure caller has rights to this object
- if rights.is_empty():
- raise PermissionError(caller_hrn + " has no rights to " + record.hrn)
-
- 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)
- new_cred.set_issuer_keys(auth_info.get_privkey_filename(), auth_info.get_gid_filename())
- #new_cred.set_pubkey(object_gid.get_pubkey())
- new_cred.set_privileges(rights)
- new_cred.get_privileges().delegate_all_privileges(True)
- if hasattr(record,'expires'):
- date = utcparse(record.expires)
- expires = datetime_to_epoch(date)
- new_cred.set_expiration(int(expires))
- auth_kind = "authority,ma,sa"
- # Parent not necessary, verify with certs
- #new_cred.set_parent(api.auth.hierarchy.get_auth_cred(auth_hrn, kind=auth_kind))
- new_cred.encode()
- new_cred.sign()
-
- return new_cred.save_to_string(save_parents=True)
-
-
- # 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_obj, ref_obj):
- type=subject_obj.type
- if type=='slice':
- 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, record_obj, field_key, hrns, target_type):
- # locate the linked objects in our db
- 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)
-