test/vpp_mpls_tunnel_interface.py

   1
   2 from vpp_interface import VppInterface
   3
   4
   5 class VppMPLSTunnelInterface(VppInterface):
   6     """
   7     VPP MPLS Tunnel interface
   8     """
   9
  10     def __init__(self, test, paths, is_multicast=0, is_l2=0):
  11         """ Create MPLS Tunnel interface """
  12         super(VppMPLSTunnelInterface, self).__init__(test)
  13         self.t_paths = paths
  14         self.is_multicast = is_multicast
  15         self.is_l2 = is_l2
  16
  17     def add_vpp_config(self):
  18         sw_if_index = 0xffffffff
  19         for path in self.t_paths:
  20             lstack = path.encode_labels()
  21
  22             reply = self.test.vapi.mpls_tunnel_add_del(
  23                 sw_if_index,
  24                 1,  # IPv4 next-hop
  25                 path.nh_addr,
  26                 path.nh_itf,
  27                 path.nh_table_id,
  28                 path.weight,
  29                 next_hop_out_label_stack=lstack,
  30                 next_hop_n_out_labels=len(lstack),
  31                 is_multicast=self.is_multicast,
  32                 l2_only=self.is_l2)
  33             sw_if_index = reply.sw_if_index
  34         self.set_sw_if_index(sw_if_index)
  35
  36     def remove_vpp_config(self):
  37         for path in self.t_paths:
  38             self.test.vapi.mpls_tunnel_add_del(
  39                 self.sw_if_index,
  40                 1,  # IPv4 next-hop
  41                 path.nh_addr,
  42                 path.nh_itf,
  43                 path.nh_table_id,
  44                 path.weight,
  45                 next_hop_out_label_stack=path.nh_labels,
  46                 next_hop_n_out_labels=len(path.nh_labels),
  47                 is_add=0)