test/vpp_lo_interface.py

   1 from vpp_object import VppObject
   2 from vpp_interface import VppInterface
   3
   4
   5 class VppLoInterface(VppInterface, VppObject):
   6     """VPP loopback interface."""
   7
   8     def __init__(self, test, lo_index):
   9         """ Create VPP loopback interface """
  10         self._test = test
  11         self.add_vpp_config()
  12         super(VppLoInterface, self).__init__(test)
  13         self._lo_index = lo_index
  14
  15     def add_vpp_config(self):
  16         r = self.test.vapi.create_loopback()
  17         self._sw_if_index = r.sw_if_index
  18
  19     def remove_vpp_config(self):
  20         self.test.vapi.delete_loopback(self.sw_if_index)
  21
  22     def query_vpp_config(self):
  23         dump = self.vapi.sw_interface_dump()
  24         return self.is_interface_config_in_dump(dump)
  25
  26     def is_interface_config_in_dump(self, dump):
  27         for i in dump:
  28             if i.interface_name.rstrip(' \t\r\n\0') == self.name and \
  29                i.sw_if_index == self.sw_if_index:
  30                 return True
  31         else:
  32             return False
  33
  34     def object_id(self):
  35         return "loopback-%d" % self._sw_if_index