+++ /dev/null
-from sfa.util.xrn import urn_to_hrn
-from sfa.util.method import Method
-from sfa.util.sfatablesRuntime import run_sfatables
-
-from sfa.trust.credential import Credential
-
-from sfa.storage.parameter import Parameter, Mixed
-
-class GetTicket(Method):
- """
- Retrieve a ticket. This operation is currently implemented on PLC
- only (see SFA, engineering decisions); it is not implemented on
- components.
-
- The ticket is filled in with information from the PLC database. This
- information includes resources, and attributes such as user keys and
- initscripts.
-
- @param cred credential string
- @param name name of the slice to retrieve a ticket for (hrn or urn)
- @param rspec resource specification dictionary
-
- @return the string representation of a ticket object
- """
-
- interfaces = ['aggregate', 'slicemgr']
-
- accepts = [
- Parameter(str, "Human readable name of slice to retrive a ticket for (hrn or urn)"),
- Mixed(Parameter(str, "Credential string"),
- Parameter(type([str]), "List of credentials")),
- Parameter(str, "Resource specification (rspec)"),
- Parameter(type([]), "List of user information"),
- Parameter(dict, "Options")
- ]
-
- returns = Parameter(str, "String representation of a ticket object")
-
- def call(self, xrn, creds, rspec, users, options):
- hrn, type = urn_to_hrn(xrn)
- # Find the valid credentials
- valid_creds = self.api.auth.checkCredentials(creds, 'getticket', hrn)
- origin_hrn = Credential(string=valid_creds[0]).get_gid_caller().get_hrn()
-
- #log the call
- self.api.logger.info("interface: %s\tcaller-hrn: %s\ttarget-hrn: %s\tmethod-name: %s"%(self.api.interface, origin_hrn, hrn, self.name))
-
- # filter rspec through sfatables
- if self.api.interface in ['aggregate']:
- chain_name = 'OUTGOING'
- elif self.api.interface in ['slicemgr']:
- chain_name = 'FORWARD-OUTGOING'
- rspec = run_sfatables(chain_name, hrn, origin_hrn, rspec)
-
- # remove nodes that are not available at this interface from the rspec
- return self.api.manager.GetTicket(self.api, xrn, creds, rspec, users, options)
-