test/vpp_vxlan_gpe_tunnel.py

   1 from vpp_interface import VppInterface
   2 from vpp_papi import VppEnum
   3
   4
   5 INDEX_INVALID = 0xFFFFFFFF
   6 DEFAULT_PORT = 4790
   7 UNDEFINED_PORT = 0
   8
   9
  10 def find_vxlan_gpe_tunnel(test, src, dst, s_port, d_port, vni):
  11     ts = test.vapi.vxlan_gpe_tunnel_v2_dump(INDEX_INVALID)
  12
  13     src_port = DEFAULT_PORT
  14     if s_port != UNDEFINED_PORT:
  15         src_port = s_port
  16
  17     dst_port = DEFAULT_PORT
  18     if d_port != UNDEFINED_PORT:
  19         dst_port = d_port
  20
  21     for t in ts:
  22         if (
  23             src == str(t.local)
  24             and dst == str(t.remote)
  25             and src_port == t.local_port
  26             and dst_port == t.remote_port
  27             and t.vni == vni
  28         ):
  29             return t.sw_if_index
  30     return INDEX_INVALID
  31
  32
  33 class VppVxlanGpeTunnel(VppInterface):
  34     """
  35     VPP VXLAN GPE interface
  36     """
  37
  38     def __init__(
  39         self,
  40         test,
  41         src_addr,
  42         dst_addr,
  43         vni,
  44         src_port=UNDEFINED_PORT,
  45         dst_port=UNDEFINED_PORT,
  46         mcast_sw_if_index=INDEX_INVALID,
  47         encap_vrf_id=None,
  48         decap_vrf_id=None,
  49         protocol=3,
  50     ):
  51         """Create VXLAN GPE Tunnel interface"""
  52         super(VppVxlanGpeTunnel, self).__init__(test)
  53         self.src = src_addr
  54         self.dst = dst_addr
  55         self.vni = vni
  56         self.src_port = src_port
  57         self.dst_port = dst_port
  58         self.mcast_sw_if_index = mcast_sw_if_index
  59         self.encap_vrf_id = encap_vrf_id
  60         self.decap_vrf_id = decap_vrf_id
  61         self.protocol = 3
  62
  63     def add_vpp_config(self):
  64         reply = self.test.vapi.vxlan_gpe_add_del_tunnel_v2(
  65             is_add=1,
  66             local=self.src,
  67             remote=self.dst,
  68             vni=self.vni,
  69             local_port=self.src_port,
  70             remote_port=self.dst_port,
  71             mcast_sw_if_index=self.mcast_sw_if_index,
  72             encap_vrf_id=self.encap_vrf_id,
  73             decap_vrf_id=self.decap_vrf_id,
  74             protocol=self.protocol,
  75         )
  76         self.set_sw_if_index(reply.sw_if_index)
  77         self._test.registry.register(self, self._test.logger)
  78
  79     def remove_vpp_config(self):
  80         self.test.vapi.vxlan_gpe_add_del_tunnel_v2(
  81             is_add=0,
  82             local=self.src,
  83             remote=self.dst,
  84             vni=self.vni,
  85             local_port=self.src_port,
  86             remote_port=self.dst_port,
  87             mcast_sw_if_index=self.mcast_sw_if_index,
  88             encap_vrf_id=self.encap_vrf_id,
  89             decap_vrf_id=self.decap_vrf_id,
  90             protocol=self.protocol,
  91         )
  92
  93     def query_vpp_config(self):
  94         return INDEX_INVALID != find_vxlan_gpe_tunnel(
  95             self._test, self.src, self.dst, self.src_port, self.dst_port, self.vni
  96         )
  97
  98     def object_id(self):
  99         return "vxlan-%d-%d-%s-%s" % (self.sw_if_index, self.vni, self.src, self.dst)