#!/usr/bin/env python
import unittest
-import socket
-import struct
from framework import VppTestCase, VppTestRunner
from vpp_object import VppObject
from scapy.layers.l2 import Ether, ARP
from scapy.layers.inet import IP, UDP
from scapy.layers.inet6 import IPv6, ICMPv6ND_NS, ICMPv6NDOptSrcLLAddr, \
- ICMPv6NDOptDstLLAddr, ICMPv6ND_NA
+ ICMPv6ND_NA
from scapy.utils6 import in6_getnsma, in6_getnsmac
from socket import AF_INET, AF_INET6
from scapy.utils import inet_pton, inet_ntop
-from util import Host, mactobinary
+from util import mactobinary
class VppGbpEndpoint(VppObject):
if is_ip6:
self.proto = DpoProto.DPO_PROTO_IP6
self.af = AF_INET6
+ self.is_ip6 = True
+ self.ip_len = 128
else:
self.proto = DpoProto.DPO_PROTO_IP4
self.af = AF_INET
+ self.is_ip6 = False
+ self.ip_len = 32
self.ip_n = inet_pton(self.af, ip)
self.floating_ip_n = inet_pton(self.af, fip)
ss = self._test.vapi.gbp_subnet_dump()
for s in ss:
if s.subnet.table_id == self.table_id and \
- s.subnet.address_length == self.address_len:
+ s.subnet.address_length == self.address_len and \
+ s.subnet.is_ip6 == self.is_ip6:
if self.is_ip6:
if s.subnet.address == self.address_n:
return True
super(TestGBP, self).setUp()
self.create_pg_interfaces(range(9))
- self.create_loopback_interfaces(range(9))
+ self.create_loopback_interfaces(9)
self.router_mac = "00:11:22:33:44:55"
self.assertEqual(r[IP].dst, tx[0][IP].dst)
return rx
+ def send_and_expect_natted6(self, src, tx, dst, src_ip):
+ rx = self.send_and_expect(src, tx, dst)
+
+ for r in rx:
+ self.assertEqual(r[Ether].src, tx[0][Ether].src)
+ self.assertEqual(r[Ether].dst, tx[0][Ether].dst)
+ self.assertEqual(r[IPv6].src, src_ip)
+ self.assertEqual(r[IPv6].dst, tx[0][IPv6].dst)
+ return rx
+
def send_and_expect_unnatted(self, src, tx, dst, dst_ip):
rx = self.send_and_expect(src, tx, dst)
self.assertEqual(r[IP].src, tx[0][IP].src)
return rx
+ def send_and_expect_unnatted6(self, src, tx, dst, dst_ip):
+ rx = self.send_and_expect(src, tx, dst)
+
+ for r in rx:
+ self.assertEqual(r[Ether].src, tx[0][Ether].src)
+ self.assertEqual(r[Ether].dst, tx[0][Ether].dst)
+ self.assertEqual(r[IPv6].dst, dst_ip)
+ self.assertEqual(r[IPv6].src, tx[0][IPv6].src)
+ return rx
+
def send_and_expect_double_natted(self, src, tx, dst, src_ip, dst_ip):
rx = self.send_and_expect(src, tx, dst)
self.assertEqual(r[IP].src, src_ip)
return rx
+ def send_and_expect_double_natted6(self, src, tx, dst, src_ip, dst_ip):
+ rx = self.send_and_expect(src, tx, dst)
+
+ for r in rx:
+ self.assertEqual(r[Ether].src, self.router_mac)
+ self.assertEqual(r[Ether].dst, dst.remote_mac)
+ self.assertEqual(r[IPv6].dst, dst_ip)
+ self.assertEqual(r[IPv6].src, src_ip)
+ return rx
+
def test_gbp(self):
""" Group Based Policy """
nat_table = VppIpTable(self, 20)
nat_table.add_vpp_config()
+ nat_table = VppIpTable(self, 20, is_ip6=True)
+ nat_table.add_vpp_config()
#
# Bridge Domains
self.vapi.nat44_interface_add_del_feature(epg.bvi.sw_if_index,
is_inside=1,
is_add=1)
- # self.vapi.nat66_add_del_interface(epg.bvi.sw_if_index,
- # is_inside=1,
- # is_add=1)
+ self.vapi.nat66_add_del_interface(epg.bvi.sw_if_index,
+ is_inside=1,
+ is_add=1)
self.vapi.sw_interface_add_del_address(epg.bvi.sw_if_index,
epg.bvi_ip4_n,
self.vapi.sw_interface_add_del_address(epg.bvi.sw_if_index,
epg.bvi_ip6_n,
128,
- is_ipv6=1)
+ is_ipv6=True)
# EPG uplink interfaces in the BD
epg.uplink.set_table_ip4(epg.rd)
+ epg.uplink.set_table_ip6(epg.rd)
self.vapi.sw_interface_set_l2_bridge(epg.uplink.sw_if_index,
epg.bd)
for recirc in recircs:
# EPG's ingress recirculation interface maps to its RD
recirc.recirc.set_table_ip4(recirc.epg.rd)
+ recirc.recirc.set_table_ip6(recirc.epg.rd)
# in the bridge to allow DVR. L2 emulation to punt to L3
self.vapi.sw_interface_set_l2_bridge(recirc.recirc.sw_if_index,
self.vapi.sw_interface_set_l2_emulation(
recirc.recirc.sw_if_index)
- if recirc.is_ext:
- # recirc interfaces on NAT EPGs are outside and an
- # output feature
- self.vapi.nat44_interface_add_del_output_feature(
- recirc.recirc.sw_if_index,
- is_inside=0,
- is_add=1)
- else:
- self.vapi.nat44_interface_add_del_feature(
- recirc.recirc.sw_if_index,
- is_inside=0,
- is_add=1)
- # self.vapi.nat66_add_del_interface(
- # recirc.recirc.sw_if_index,
- # is_inside=0,
- # is_add=1)
+ self.vapi.nat44_interface_add_del_feature(
+ recirc.recirc.sw_if_index,
+ is_inside=0,
+ is_add=1)
+ self.vapi.nat66_add_del_interface(
+ recirc.recirc.sw_if_index,
+ is_inside=0,
+ is_add=1)
recirc.add_vpp_config()
# adj-fibs due to the fact the the BVI address has /32 and
# the subnet is not attached.
#
- r = VppIpRoute(self, ep.ip, 32,
+ r = VppIpRoute(self, ep.ip, ep.ip_len,
[VppRoutePath(ep.ip,
ep.epg.bvi.sw_if_index,
proto=ep.proto)],
ep.floating_ip_n,
vrf_id=0,
addr_only=1)
- # else:
- # self.vapi.nat66_add_del_static_mapping(ep.ip_n,
- # ep.floating_ip_n,
- # vrf_id=20)
+ else:
+ self.vapi.nat66_add_del_static_mapping(ep.ip_n,
+ ep.floating_ip_n,
+ vrf_id=0)
# VPP EP create ...
ep.add_vpp_config()
self.vapi.bd_ip_mac_add_del(bd_id=epg_nat.bd,
mac=ep.bin_mac,
ip=ep.floating_ip_n,
- is_ipv6=0,
+ is_ipv6=ep.is_ip6,
is_add=1)
# floating IPs route via EPG recirc
- r = VppIpRoute(self, ep.floating_ip, 32,
+ r = VppIpRoute(self, ep.floating_ip, ep.ip_len,
[VppRoutePath(ep.floating_ip,
ep.recirc.recirc.sw_if_index,
is_dvr=1,
sw_if_index=recirc_nat.recirc.sw_if_index,
epg=epg_nat.epg)
se2.add_vpp_config()
+ se16 = VppGbpSubnet(self, 0, "::", 0,
+ is_internal=False,
+ sw_if_index=recirc_nat.recirc.sw_if_index,
+ epg=epg_nat.epg,
+ is_ip6=True)
+ se16.add_vpp_config()
# in the NAT RD an external subnet via the NAT EPG's uplink
se3 = VppGbpSubnet(self, 20, "0.0.0.0", 0,
is_internal=False,
sw_if_index=epg_nat.uplink.sw_if_index,
epg=epg_nat.epg)
+ se36 = VppGbpSubnet(self, 20, "::", 0,
+ is_internal=False,
+ sw_if_index=epg_nat.uplink.sw_if_index,
+ epg=epg_nat.epg,
+ is_ip6=True)
se4 = VppGbpSubnet(self, 20, "11.0.0.0", 8,
is_internal=False,
sw_if_index=epg_nat.uplink.sw_if_index,
epg=epg_nat.epg)
se3.add_vpp_config()
+ se36.add_vpp_config()
se4.add_vpp_config()
self.logger.info(self.vapi.cli("sh ip fib 0.0.0.0/0"))
self.logger.info(self.vapi.cli("sh ip fib 11.0.0.1"))
+ self.logger.info(self.vapi.cli("sh ip6 fib ::/0"))
+ self.logger.info(self.vapi.cli("sh ip6 fib %s" %
+ eps[4].floating_ip))
+ #
+ # From an EP to an outside addess: IN2OUT
+ #
pkt_inter_epg_220_to_global = (Ether(src=self.pg0.remote_mac,
dst=self.router_mac) /
IP(src=eps[0].ip, dst="1.1.1.1") /
self.send_and_expect_natted(self.pg0,
pkt_inter_epg_220_to_global * 65,
self.pg7,
- "11.0.0.1")
+ eps[0].floating_ip)
+ pkt_inter_epg_220_to_global = (Ether(src=self.pg0.remote_mac,
+ dst=self.router_mac) /
+ IPv6(src=eps[4].ip, dst="6001::1") /
+ UDP(sport=1234, dport=1234) /
+ Raw('\xa5' * 100))
+
+ self.send_and_expect_natted6(self.pg0,
+ pkt_inter_epg_220_to_global * 65,
+ self.pg7,
+ eps[4].floating_ip)
+
+ #
+ # From a global address to an EP: OUT2IN
+ #
pkt_inter_epg_220_from_global = (Ether(src=self.router_mac,
dst=self.pg0.remote_mac) /
IP(dst=eps[0].floating_ip,
self.send_and_expect_unnatted(self.pg7,
pkt_inter_epg_220_from_global * 65,
- self.pg0,
- "10.0.0.1")
+ eps[0].itf,
+ eps[0].ip)
+ pkt_inter_epg_220_from_global = (Ether(src=self.router_mac,
+ dst=self.pg0.remote_mac) /
+ IPv6(dst=eps[4].floating_ip,
+ src="6001::1") /
+ UDP(sport=1234, dport=1234) /
+ Raw('\xa5' * 100))
+
+ self.send_and_expect_unnatted6(self.pg7,
+ pkt_inter_epg_220_from_global * 65,
+ eps[4].itf,
+ eps[4].ip)
+
+ #
+ # From a local VM to another local VM using resp. public addresses:
+ # IN2OUT2IN
+ #
pkt_intra_epg_220_global = (Ether(src=self.pg0.remote_mac,
dst=self.router_mac) /
IP(src=eps[0].ip,
UDP(sport=1234, dport=1234) /
Raw('\xa5' * 100))
- self.send_and_expect_double_natted(self.pg0,
+ self.send_and_expect_double_natted(eps[0].itf,
pkt_intra_epg_220_global * 65,
- self.pg1,
- "11.0.0.1",
- "10.0.0.2")
+ eps[1].itf,
+ eps[0].floating_ip,
+ eps[1].ip)
+
+ pkt_intra_epg_220_global = (Ether(src=self.pg4.remote_mac,
+ dst=self.router_mac) /
+ IPv6(src=eps[4].ip,
+ dst=eps[5].floating_ip) /
+ UDP(sport=1234, dport=1234) /
+ Raw('\xa5' * 100))
+
+ self.send_and_expect_double_natted6(eps[4].itf,
+ pkt_intra_epg_220_global * 65,
+ eps[5].itf,
+ eps[4].floating_ip,
+ eps[5].ip)
#
# cleanup
vrf_id=0,
addr_only=1,
is_add=0)
- # else:
- # self.vapi.nat66_add_del_static_mapping(ep.ip_n,
- # ep.floating_ip_n,
- # vrf_id=0,
- # is_add=0)
+ else:
+ self.vapi.nat66_add_del_static_mapping(ep.ip_n,
+ ep.floating_ip_n,
+ vrf_id=0,
+ is_add=0)
for epg in epgs:
# IP config on the BVI interfaces
epg.bvi_ip4_n,
32,
is_add=0)
+ self.vapi.sw_interface_add_del_address(epg.bvi.sw_if_index,
+ epg.bvi_ip6_n,
+ 128,
+ is_add=0,
+ is_ipv6=True)
self.logger.info(self.vapi.cli("sh int addr"))
epg.uplink.set_table_ip4(0)
+ epg.uplink.set_table_ip6(0)
if epg != epgs[0] and epg != epgs[3]:
epg.bvi.set_table_ip4(0)
+ epg.bvi.set_table_ip6(0)
self.vapi.nat44_interface_add_del_feature(epg.bvi.sw_if_index,
is_inside=1,
is_add=0)
- # self.vapi.nat66_add_del_interface(epg.bvi.sw_if_index,
- # is_inside=1,
- # is_add=0)
+ self.vapi.nat66_add_del_interface(epg.bvi.sw_if_index,
+ is_inside=1,
+ is_add=0)
for recirc in recircs:
recirc.recirc.set_table_ip4(0)
-
- if recirc.is_ext:
- self.vapi.nat44_interface_add_del_output_feature(
- recirc.recirc.sw_if_index,
- is_inside=0,
- is_add=0)
- else:
- self.vapi.nat44_interface_add_del_feature(
- recirc.recirc.sw_if_index,
- is_inside=0,
- is_add=0)
- # self.vapi.nat66_add_del_interface(
- # recirc.recirc.sw_if_index,
- # is_inside=0,
- # is_add=0)
+ recirc.recirc.set_table_ip6(0)
+
+ self.vapi.nat44_interface_add_del_feature(
+ recirc.recirc.sw_if_index,
+ is_inside=0,
+ is_add=0)
+ self.vapi.nat66_add_del_interface(
+ recirc.recirc.sw_if_index,
+ is_inside=0,
+ is_add=0)
if __name__ == '__main__':
Code Review / vpp.git / blobdiff