def get_auth_ticket(self, xrn):
hrn, type = urn_to_hrn(xrn)
auth_info = self.get_auth_info(hrn)
gid = auth_info.get_gid_object()
ticket = SfaTicket(subject=hrn)
ticket.set_gid_caller(gid)
ticket.set_gid_object(gid)
ticket.set_delegate(True)
ticket.set_pubkey(auth_info.get_gid_object().get_pubkey())
parent_hrn = get_authority(hrn)
if not parent_hrn:
# if there is no parent hrn, then it must be self-signed. this
# is where we terminate the recursion
ticket.set_issuer(auth_info.get_pkey_object(), hrn)
else:
# we need the parent's private key in order to sign this GID
parent_auth_info = self.get_auth_info(parent_hrn)
ticket.set_issuer(parent_auth_info.get_pkey_object(), parent_auth_info.hrn)
ticket.set_parent(self.get_auth_cred(parent_hrn))
ticket.encode()
ticket.sign()
return ticket
def testGetTicket(self):
slice_credential = self.client.GetCredential(self.slice['hrn'],
'slice')
rspec = self.aggregate.get_resources(self.credential)
ticket = self.aggregate.GetTicket(slice_credential, self.slice['hrn'],
rspec)
# will raise an exception if the ticket inst valid
SfaTicket(string=ticket)
def check_ticket(self, ticket):
"""
Check if the tickt was signed by a trusted cert
"""
if self.trusted_cert_list:
client_ticket = SfaTicket(string=ticket)
client_ticket.verify_chain(self.trusted_cert_list)
else:
raise MissingTrustedRoots(self.config.get_trustedroots_dir())
return True
def redeem_ticket(api, ticket_string):
ticket = SfaTicket(string=ticket_string)
ticket.decode()
hrn = ticket.attributes['slivers'][0]['hrn']
slicename = PlXrn (hrn).pl_slicename()
if not api.sliver_exists(slicename):
raise SliverDoesNotExist(slicename)
# convert ticket to format nm is used to
nm_ticket = xmlrpclib.dumps((ticket.attributes,), methodresponse=True)
api.driver.nodemanager.AdminTicket(nm_ticket)
