Raise CTERAException on SSO ticket failure in relay auth

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: asafn-ctera

cterasdk/objects/synchronous/remote_clients.py

@@ -1,6 +1,7 @@
 import logging
 
 from ...common import parse_base_object_ref
+from ...exceptions import CTERAException
 
 
 logger = logging.getLogger('cterasdk.remote')
@@ -21,7 +22,8 @@ def api(self):
             device_name = self._device.name
             logger.debug('Auto-SSO login via relay channel. %s', {'tenant': tenant, 'device': device_name})
             token = self._Portal.api.execute(f'/portals/{tenant}/devices/{device_name}', 'singleSignOn')
-            if token:
-                self._api.get('/ssologin', params={'ticket': token})
+            if not token:
+                raise CTERAException('Failed to Retrieve SSO Ticket.')
+            self._api.get('/ssologin', params={'ticket': token})
             self._authenticated = True
         return self._api