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from vpp_interface import VppInterface
from vpp_papi import VppEnum
INDEX_INVALID = 0xFFFFFFFF
DEFAULT_PORT = 4789
UNDEFINED_PORT = 0
def find_vxlan_tunnel(test, src, dst, s_port, d_port, vni):
ts = test.vapi.vxlan_tunnel_v2_dump(INDEX_INVALID)
src_port = DEFAULT_PORT
if s_port != UNDEFINED_PORT:
src_port = s_port
dst_port = DEFAULT_PORT
if d_port != UNDEFINED_PORT:
dst_port = d_port
for t in ts:
if (
src == str(t.src_address)
and dst == str(t.dst_address)
and src_port == t.src_port
and dst_port == t.dst_port
and t.vni == vni
):
return t.sw_if_index
return INDEX_INVALID
class VppVxlanTunnel(VppInterface):
"""
VPP VXLAN interface
"""
def __init__(
self,
test,
src,
dst,
vni,
src_port=UNDEFINED_PORT,
dst_port=UNDEFINED_PORT,
mcast_itf=None,
mcast_sw_if_index=INDEX_INVALID,
decap_next_index=INDEX_INVALID,
encap_vrf_id=None,
instance=0xFFFFFFFF,
is_l3=False,
):
"""Create VXLAN Tunnel interface"""
super(VppVxlanTunnel, self).__init__(test)
self.src = src
self.dst = dst
self.vni = vni
self.src_port = src_port
self.dst_port = dst_port
self.mcast_itf = mcast_itf
self.mcast_sw_if_index = mcast_sw_if_index
self.encap_vrf_id = encap_vrf_id
self.decap_next_index = decap_next_index
self.instance = instance
self.is_l3 = is_l3
if self.mcast_itf:
self.mcast_sw_if_index = self.mcast_itf.sw_if_index
def add_vpp_config(self):
reply = self.test.vapi.vxlan_add_del_tunnel_v3(
is_add=1,
src_address=self.src,
dst_address=self.dst,
vni=self.vni,
src_port=self.src_port,
dst_port=self.dst_port,
mcast_sw_if_index=self.mcast_sw_if_index,
encap_vrf_id=self.encap_vrf_id,
is_l3=self.is_l3,
instance=self.instance,
decap_next_index=self.decap_next_index,
)
self.set_sw_if_index(reply.sw_if_index)
self._test.registry.register(self, self._test.logger)
def remove_vpp_config(self):
self.test.vapi.vxlan_add_del_tunnel_v2(
is_add=0,
src_address=self.src,
dst_address=self.dst,
vni=self.vni,
src_port=self.src_port,
dst_port=self.dst_port,
mcast_sw_if_index=self.mcast_sw_if_index,
encap_vrf_id=self.encap_vrf_id,
instance=self.instance,
decap_next_index=self.decap_next_index,
)
def query_vpp_config(self):
return INDEX_INVALID != find_vxlan_tunnel(
self._test, self.src, self.dst, self.src_port, self.dst_port, self.vni
)
def object_id(self):
return "vxlan-%d-%d-%s-%s" % (self.sw_if_index, self.vni, self.src, self.dst)
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