def __init__(self, test, src, dst, vni, mcast_itf=None):
""" Create VXLAN-GBP Tunnel interface """
super(VppVxlanGbpTunnel, self).__init__(test)
self.src = VppIpAddress(src)
self.dst = VppIpAddress(dst)
self.vni = vni
self.mcast_itf = mcast_itf
def __init__(self,
test,
interface,
peer_addr,
local_addr=None,
af=AF_INET,
desired_min_tx=300000,
required_min_rx=300000,
detect_mult=3,
sha1_key=None,
bfd_key_id=None,
is_tunnel=False):
self._test = test
self._interface = interface
self._af = af
if local_addr:
self._local_addr = VppIpAddress(local_addr)
else:
self._local_addr = None
self._peer_addr = VppIpAddress(peer_addr)
self._desired_min_tx = desired_min_tx
self._required_min_rx = required_min_rx
self._detect_mult = detect_mult
self._sha1_key = sha1_key
if bfd_key_id is not None:
self._bfd_key_id = bfd_key_id
else:
self._bfd_key_id = randint(0, 255)
self._is_tunnel = is_tunnel
def create_vxlan_gbp_flood_test_bd(cls, vni, n_ucast_tunnels):
# Create 2 ucast vxlan tunnels under bd
ip_range_start = 10
ip_range_end = ip_range_start + n_ucast_tunnels
next_hop_address = cls.pg0.remote_ip4
for dest_ip4 in ip4_range(cls.pg0.remote_ip4, ip_range_start,
ip_range_end):
# add host route so dest_ip4n will not be resolved
rip = VppIpRoute(cls,
dest_ip4,
32,
[VppRoutePath(next_hop_address, INVALID_INDEX)],
register=False)
rip.add_vpp_config()
r = cls.vapi.vxlan_gbp_tunnel_add_del(tunnel={
'src':
VppIpAddress(cls.pg0.local_ip4).encode(),
'dst':
VppIpAddress(dest_ip4).encode(),
'vni':
vni,
'instance':
INVALID_INDEX,
'mcast_sw_if_index':
INVALID_INDEX,
'mode':
1,
},
is_add=1)
cls.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=r.sw_if_index,
bd_id=vni)
def find_vxlan_gbp_tunnel(test, src, dst, vni):
vsrc = VppIpAddress(src)
vdst = VppIpAddress(dst)
ts = test.vapi.vxlan_gbp_tunnel_dump(INDEX_INVALID)
for t in ts:
if vsrc == t.tunnel.src and \
vdst == t.tunnel.dst and \
t.tunnel.vni == vni:
return t.tunnel.sw_if_index
return INDEX_INVALID
def setUpClass(cls):
super(TestVxlanGbp, cls).setUpClass()
try:
cls.dport = 48879
cls.flags = 0x88
cls.gpflags = 0x0
cls.sclass = 0
# Create 2 pg interfaces.
cls.create_pg_interfaces(range(4))
for pg in cls.pg_interfaces:
pg.admin_up()
# Configure IPv4 addresses on VPP pg0.
cls.pg0.config_ip4()
# Resolve MAC address for VPP's IP address on pg0.
cls.pg0.resolve_arp()
# Create VXLAN GBP VTEP on VPP pg0, and put vxlan_gbp_tunnel0 and
# pg1 into BD.
cls.single_tunnel_bd = 1
r = cls.vapi.vxlan_gbp_tunnel_add_del(tunnel={
'src':
VppIpAddress(cls.pg0.local_ip4).encode(),
'dst':
VppIpAddress(cls.pg0.remote_ip4).encode(),
'vni':
cls.single_tunnel_bd,
'instance':
INVALID_INDEX,
'mcast_sw_if_index':
INVALID_INDEX,
'mode':
1,
},
is_add=1)
cls.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=r.sw_if_index,
bd_id=cls.single_tunnel_bd)
cls.vapi.sw_interface_set_l2_bridge(
rx_sw_if_index=cls.pg1.sw_if_index, bd_id=cls.single_tunnel_bd)
# Setup vni 2 to test multicast flooding
cls.n_ucast_tunnels = 2
# Setup vni 3 to test unicast flooding
cls.ucast_flood_bd = 3
cls.create_vxlan_gbp_flood_test_bd(cls.ucast_flood_bd,
cls.n_ucast_tunnels)
cls.vapi.sw_interface_set_l2_bridge(
rx_sw_if_index=cls.pg3.sw_if_index, bd_id=cls.ucast_flood_bd)
except Exception:
super(TestVxlanGbp, cls).tearDownClass()
raise
def __init__(self, test, src, dst, vni, mcast_itf=None, mode=None):
""" Create VXLAN-GBP Tunnel interface """
super(VppVxlanGbpTunnel, self).__init__(test)
self.src = VppIpAddress(src)
self.dst = VppIpAddress(dst)
self.vni = vni
self.mcast_itf = mcast_itf
if not mode:
self.mode = (VppEnum.vl_api_vxlan_gbp_api_tunnel_mode_t.
VXLAN_GBP_API_TUNNEL_MODE_L2)
else:
self.mode = mode
def create_vxlan_gbp_flood_test_bd(cls, vni, n_ucast_tunnels):
# Create 2 ucast vxlan tunnels under bd
ip_range_start = 10
ip_range_end = ip_range_start + n_ucast_tunnels
next_hop_address = cls.pg0.remote_ip4n
for dest_ip4 in ip4_range(cls.pg0.remote_ip4, ip_range_start,
ip_range_end):
# add host route so dest_ip4n will not be resolved
vip = VppIpAddress(dest_ip4)
cls.vapi.ip_add_del_route(vip.bytes, 32, next_hop_address)
r = cls.vapi.vxlan_gbp_tunnel_add_del(VppIpAddress(
cls.pg0.local_ip4).encode(),
vip.encode(),
vni=vni)
cls.vapi.sw_interface_set_l2_bridge(r.sw_if_index, bd_id=vni)
def set_sw_if_index(self, sw_if_index):
self._sw_if_index = sw_if_index
self.generate_remote_hosts()
self._local_ip4 = VppIpPrefix("172.16.%u.1" % self.sw_if_index, 24)
self._local_ip4_subnet = "172.16.%u.0" % self.sw_if_index
self._local_ip4_bcast = "172.16.%u.255" % self.sw_if_index
self.has_ip4_config = False
self.ip4_table_id = 0
self._local_ip6 = VppIpPrefix("fd01:%x::1" % self.sw_if_index, 64)
self.has_ip6_config = False
self.ip6_table_id = 0
self._local_addr = {socket.AF_INET: self.local_ip4,
socket.AF_INET6: self.local_ip6}
self._remote_addr = {socket.AF_INET: self.remote_ip4,
socket.AF_INET6: self.remote_ip6}
r = self.test.vapi.sw_interface_dump(sw_if_index=self.sw_if_index)
for intf in r:
if intf.sw_if_index == self.sw_if_index:
self._name = intf.interface_name.split(b'\0',
1)[0].decode('utf8')
self._local_mac = bytes(intf.l2_address)
self._dump = intf
break
else:
raise Exception(
"Could not find interface with sw_if_index %d "
"in interface dump %s" %
(self.sw_if_index, moves.reprlib.repr(r)))
self._local_ip6_ll = VppIpAddress(mk_ll_addr(self.local_mac))
self._remote_ip6_ll = mk_ll_addr(self.remote_mac)
def add_del_arp_term_hosts(self, entries, bd_id=1, is_add=1, is_ipv6=0):
for e in entries:
ip = e.ip4 if is_ipv6 == 0 else e.ip6
self.vapi.bd_ip_mac_add_del(bd_id=bd_id,
mac=VppMacAddress(e.mac).encode(),
ip=VppIpAddress(ip).encode(),
is_ipv6=is_ipv6,
is_add=is_add)
def __init__(self,
test,
src,
dst,
vni,
mcast_itf=None,
mode=None,
is_ipv6=None,
encap_table_id=None,
instance=0xffffffff):
""" Create VXLAN-GBP Tunnel interface """
super(VppVxlanGbpTunnel, self).__init__(test)
self.src = VppIpAddress(src)
self.dst = VppIpAddress(dst)
self.vni = vni
self.mcast_itf = mcast_itf
self.ipv6 = is_ipv6
self.encap_table_id = encap_table_id
self.instance = instance
if not mode:
self.mode = (VppEnum.vl_api_vxlan_gbp_api_tunnel_mode_t.
VXLAN_GBP_API_TUNNEL_MODE_L2)
else:
self.mode = mode
def find_bridge_domain_arp_entry(test, bd_id, mac, ip):
vmac = MACAddress(mac)
vip = VppIpAddress(ip)
if vip.version == 4:
n = 4
else:
n = 16
arps = test.vapi.bd_ip_mac_dump(bd_id)
for arp in arps:
# do IP addr comparison too once .api is fixed...
if vmac.packed == arp.mac_address and \
vip.bytes == arp.ip_address[:n]:
return True
return False
def __init__(self, test, bd, mac, ip):
self._test = test
self.bd = bd
self.mac = MACAddress(mac)
self.ip = VppIpAddress(ip)
def set_mac(self, mac):
self._local_mac = str(mac)
self._local_ip6_ll = VppIpAddress(mk_ll_addr(self._local_mac))
self.test.vapi.sw_interface_set_mac_address(
self.sw_if_index, mac.packed)