sfa/methods/Shutdown.py

   1 from sfa.storage.parameter import Parameter
   2 from sfa.trust.credential import Credential
   3 from sfa.util.method import Method
   4
   5 class Shutdown(Method):
   6     """
   7     Perform an emergency shut down of a sliver. This operation is intended for administrative use.
   8     The sliver is shut down but remains available for further forensics.
   9
  10     @param slice_urn (string) URN of slice to renew
  11     @param credentials ([string]) of credentials
  12     """
  13     interfaces = ['aggregate', 'slicemgr']
  14     accepts = [
  15         Parameter(str, "Slice URN"),
  16         Parameter(type([dict]), "Credentials"),
  17         ]
  18     returns = Parameter(bool, "Success or Failure")
  19
  20     def call(self, xrn, creds):
  21
  22         valid_creds = self.api.auth.checkCredentials(creds, 'stopslice', xrn,
  23                                                      check_sliver_callback = self.api.driver.check_sliver_credentials)
  24         #log the call
  25         origin_hrn = Credential(cred=valid_creds[0]).get_gid_caller().get_hrn()
  26         self.api.logger.info("interface: %s\tcaller-hrn: %s\ttarget-hrn: %s\tmethod-name: %s"%(self.api.interface, origin_hrn, xrn, self.name))
  27
  28         return self.api.manager.Shutdown(self.api, xrn, creds)
  29