sfa/methods/get_trusted_certs.py

   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.trust.credential import Credential
   6
   7 class get_trusted_certs(Method):
   8     """
   9     @param cred credential string specifying the rights of the caller
  10     @return list of gid strings
  11     """
  12
  13     interfaces = ['registry', 'aggregate', 'slicemgr']
  14
  15     accepts = [
  16         Mixed(Parameter(str, "Credential string"),
  17               Parameter(None, "Credential not specified"))
  18         ]
  19
  20     returns = Parameter(type([str]), "List of GID strings")
  21
  22     def call(self, cred = None):
  23         # If cred is not specified just return the gid for this interface.
  24         # This is true when when a peer is attempting to initiate federation
  25         # with this interface
  26         sfaloging.logger.debug("get_trusted_certs: %r"%cred)
  27         if not cred:
  28             gid_strings = []
  29             for gid in self.api.auth.trusted_cert_list:
  30                 if gid.get_hrn() == self.api.config.SFA_INTERFACE_HRN:
  31                     gid_strings.append(gid.save_to_string(save_parents=True))
  32             return gid_strings
  33
  34         # authenticate the cred
  35         self.api.auth.check(cred, 'gettrustedcerts')
  36         gid_strings = [gid.save_to_string(save_parents=True) for \
  37                                 gid in self.api.auth.trusted_cert_list]
  38
  39         return gid_strings