from scapy.layers.l2 import Ether
from scapy.packet import Raw
from scapy.layers.inet import IP, UDP, ICMP, TCP
-from scapy.layers.inet6 import IPv6, ICMPv6TimeExceeded, IPv6ExtHdrFragment, \
- ICMPv6EchoRequest, ICMPv6DestUnreach
+from scapy.layers.inet6 import (
+ IPv6,
+ ICMPv6TimeExceeded,
+ IPv6ExtHdrFragment,
+ ICMPv6EchoRequest,
+ ICMPv6DestUnreach,
+)
class TestMAP(VppTestCase):
- """ MAP Test Case """
+ """MAP Test Case"""
@classmethod
def setUpClass(cls):
self.assertEqual(rx[IPv6].src, ip6_src)
self.assertEqual(rx[IPv6].dst, ip6_dst)
- def send_and_assert_encapped_one(self, packet, ip6_src, ip6_dst,
- dmac=None):
+ def send_and_assert_encapped_one(self, packet, ip6_src, ip6_dst, dmac=None):
return self.send_and_assert_encapped([packet], ip6_src, ip6_dst, dmac)
def test_api_map_domain_dump(self):
- map_dst = '2001::/64'
- map_src = '3000::1/128'
- client_pfx = '192.168.0.0/16'
- tag = 'MAP-E tag.'
- index = self.vapi.map_add_domain(ip4_prefix=client_pfx,
- ip6_prefix=map_dst,
- ip6_src=map_src,
- tag=tag).index
+ map_dst = "2001::/64"
+ map_src = "3000::1/128"
+ client_pfx = "192.168.0.0/16"
+ tag = "MAP-E tag."
+ index = self.vapi.map_add_domain(
+ ip4_prefix=client_pfx, ip6_prefix=map_dst, ip6_src=map_src, tag=tag
+ ).index
rv = self.vapi.map_domain_dump()
# restore the state early so as to not impact subsequent tests.
# If an assert fails, we will not get the chance to do it at the end.
self.vapi.map_del_domain(index=index)
- self.assertGreater(len(rv), 0,
- "Expected output from 'map_domain_dump'")
+ self.assertGreater(len(rv), 0, "Expected output from 'map_domain_dump'")
# typedefs are returned as ipaddress objects.
# wrap results in str() ugh! to avoid the need to call unicode.
self.assertEqual(str(rv[0].ip6_prefix), map_dst)
self.assertEqual(str(rv[0].ip6_src), map_src)
- self.assertEqual(rv[0].tag, tag,
- "output produced incorrect tag value.")
+ self.assertEqual(rv[0].tag, tag, "output produced incorrect tag value.")
def create_domains(self, ip4_pfx_str, ip6_pfx_str, ip6_src_str):
ip4_pfx = ipaddress.ip_network(ip4_pfx_str)
mod = ip4_pfx.num_addresses / 1024
indicies = []
for i in range(ip4_pfx.num_addresses):
- rv = self.vapi.map_add_domain(ip6_prefix=ip6_pfx_str,
- ip4_prefix=str(ip4_pfx[i]) + "/32",
- ip6_src=ip6_src_str)
+ rv = self.vapi.map_add_domain(
+ ip6_prefix=ip6_pfx_str,
+ ip4_prefix=str(ip4_pfx[i]) + "/32",
+ ip6_src=ip6_src_str,
+ )
indicies.append(rv.index)
return indicies
def test_api_map_domains_get(self):
# Create a bunch of domains
no_domains = 4096 # This must be large enough to ensure VPP suspends
- domains = self.create_domains('130.67.0.0/20', '2001::/32',
- '2001::1/128')
+ domains = self.create_domains("130.67.0.0/20", "2001::/32", "2001::1/128")
self.assertEqual(len(domains), no_domains)
d = []
cursor = 0
# Invalid cursor
- rv, details = self.vapi.map_domains_get(cursor=no_domains+10)
+ rv, details = self.vapi.map_domains_get(cursor=no_domains + 10)
self.assertEqual(rv.retval, -7)
# Delete a domain in the middle of walk
self.vapi.map_del_domain(index=i)
def test_map_e_udp(self):
- """ MAP-E UDP"""
+ """MAP-E UDP"""
#
# Add a route to the MAP-BR
#
map_br_pfx = "2001::"
map_br_pfx_len = 32
- map_route = VppIpRoute(self,
- map_br_pfx,
- map_br_pfx_len,
- [VppRoutePath(self.pg1.remote_ip6,
- self.pg1.sw_if_index)])
+ map_route = VppIpRoute(
+ self,
+ map_br_pfx,
+ map_br_pfx_len,
+ [VppRoutePath(self.pg1.remote_ip6, self.pg1.sw_if_index)],
+ )
map_route.add_vpp_config()
#
# Add a domain that maps from pg0 to pg1
#
- map_dst = '2001::/32'
- map_src = '3000::1/128'
- client_pfx = '192.168.0.0/16'
- map_translated_addr = '2001:0:101:7000:0:c0a8:101:7'
- tag = 'MAP-E tag.'
- self.vapi.map_add_domain(ip4_prefix=client_pfx,
- ip6_prefix=map_dst,
- ip6_src=map_src,
- ea_bits_len=20,
- psid_offset=4,
- psid_length=4,
- tag=tag)
+ map_dst = "2001::/32"
+ map_src = "3000::1/128"
+ client_pfx = "192.168.0.0/16"
+ map_translated_addr = "2001:0:101:7000:0:c0a8:101:7"
+ tag = "MAP-E tag."
+ self.vapi.map_add_domain(
+ ip4_prefix=client_pfx,
+ ip6_prefix=map_dst,
+ ip6_src=map_src,
+ ea_bits_len=20,
+ psid_offset=4,
+ psid_length=4,
+ tag=tag,
+ )
self.vapi.map_param_set_security_check(enable=1, fragments=1)
# Enable MAP on interface.
- self.vapi.map_if_enable_disable(is_enable=1,
- sw_if_index=self.pg0.sw_if_index,
- is_translation=0)
+ self.vapi.map_if_enable_disable(
+ is_enable=1, sw_if_index=self.pg0.sw_if_index, is_translation=0
+ )
# Ensure MAP doesn't steal all packets!
- v4 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
- IP(src=self.pg0.remote_ip4, dst=self.pg0.remote_ip4) /
- UDP(sport=20000, dport=10000) /
- Raw(b'\xa5' * 100))
+ v4 = (
+ Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac)
+ / IP(src=self.pg0.remote_ip4, dst=self.pg0.remote_ip4)
+ / UDP(sport=20000, dport=10000)
+ / Raw(b"\xa5" * 100)
+ )
rx = self.send_and_expect(self.pg0, v4 * 4, self.pg0)
v4_reply = v4[1]
v4_reply.ttl -= 1
#
# Fire in a v4 packet that will be encapped to the BR
#
- v4 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
- IP(src=self.pg0.remote_ip4, dst='192.168.1.1') /
- UDP(sport=20000, dport=10000) /
- Raw(b'\xa5' * 100))
+ v4 = (
+ Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac)
+ / IP(src=self.pg0.remote_ip4, dst="192.168.1.1")
+ / UDP(sport=20000, dport=10000)
+ / Raw(b"\xa5" * 100)
+ )
self.send_and_assert_encapped(v4 * 4, "3000::1", map_translated_addr)
#
# Verify reordered fragments are able to pass as well
#
- v4 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
- IP(id=1, src=self.pg0.remote_ip4, dst='192.168.1.1') /
- UDP(sport=20000, dport=10000) /
- Raw(b'\xa5' * 1000))
+ v4 = (
+ Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac)
+ / IP(id=1, src=self.pg0.remote_ip4, dst="192.168.1.1")
+ / UDP(sport=20000, dport=10000)
+ / Raw(b"\xa5" * 1000)
+ )
frags = fragment_rfc791(v4, 400)
frags.reverse()
self.send_and_assert_encapped(frags, "3000::1", map_translated_addr)
# Enable MAP on interface.
- self.vapi.map_if_enable_disable(is_enable=1,
- sw_if_index=self.pg1.sw_if_index,
- is_translation=0)
+ self.vapi.map_if_enable_disable(
+ is_enable=1, sw_if_index=self.pg1.sw_if_index, is_translation=0
+ )
# Ensure MAP doesn't steal all packets
- v6 = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
- IPv6(src=self.pg1.remote_ip6, dst=self.pg1.remote_ip6) /
- UDP(sport=20000, dport=10000) /
- Raw(b'\xa5' * 100))
- rx = self.send_and_expect(self.pg1, v6*1, self.pg1)
+ v6 = (
+ Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
+ / IPv6(src=self.pg1.remote_ip6, dst=self.pg1.remote_ip6)
+ / UDP(sport=20000, dport=10000)
+ / Raw(b"\xa5" * 100)
+ )
+ rx = self.send_and_expect(self.pg1, v6 * 1, self.pg1)
v6_reply = v6[1]
v6_reply.hlim -= 1
for p in rx:
# Fire in a V6 encapped packet.
# expect a decapped packet on the inside ip4 link
#
- p = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
- IPv6(dst='3000::1', src=map_translated_addr) /
- IP(dst=self.pg0.remote_ip4, src='192.168.1.1') /
- UDP(sport=10000, dport=20000) /
- Raw(b'\xa5' * 100))
+ p = (
+ Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
+ / IPv6(dst="3000::1", src=map_translated_addr)
+ / IP(dst=self.pg0.remote_ip4, src="192.168.1.1")
+ / UDP(sport=10000, dport=20000)
+ / Raw(b"\xa5" * 100)
+ )
self.pg1.add_stream(p)
#
# Verify encapped reordered fragments pass as well
#
- p = (IP(id=1, dst=self.pg0.remote_ip4, src='192.168.1.1') /
- UDP(sport=10000, dport=20000) /
- Raw(b'\xa5' * 1500))
+ p = (
+ IP(id=1, dst=self.pg0.remote_ip4, src="192.168.1.1")
+ / UDP(sport=10000, dport=20000)
+ / Raw(b"\xa5" * 1500)
+ )
frags = fragment_rfc791(p, 400)
frags.reverse()
- stream = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
- IPv6(dst='3000::1', src=map_translated_addr) /
- x for x in frags)
+ stream = (
+ Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
+ / IPv6(dst="3000::1", src=map_translated_addr)
+ / x
+ for x in frags
+ )
self.pg1.add_stream(stream)
self.assertEqual(r[IP].dst, p[IP].dst)
# Verify that fragments pass even if ipv6 layer is fragmented
- stream = (IPv6(dst='3000::1', src=map_translated_addr) / x
- for x in frags)
+ stream = (IPv6(dst="3000::1", src=map_translated_addr) / x for x in frags)
v6_stream = [
Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) / x
for i in range(len(frags))
for x in fragment_rfc8200(
- IPv6(dst='3000::1', src=map_translated_addr) / frags[i],
- i, 200)]
+ IPv6(dst="3000::1", src=map_translated_addr) / frags[i], i, 200
+ )
+ ]
self.pg1.add_stream(v6_stream)
#
self.vapi.ppcli("map params pre-resolve ip6-nh 4001::1")
- self.send_and_assert_no_replies(self.pg0, v4,
- "resolved via default route")
+ self.send_and_assert_no_replies(self.pg0, v4, "resolved via default route")
#
# Add a route to 4001::1. Expect the encapped traffic to be
# sent via that routes next-hop
#
- pre_res_route = VppIpRoute(self, "4001::1", 128,
- [VppRoutePath(self.pg1.remote_hosts[2].ip6,
- self.pg1.sw_if_index)])
+ pre_res_route = VppIpRoute(
+ self,
+ "4001::1",
+ 128,
+ [VppRoutePath(self.pg1.remote_hosts[2].ip6, self.pg1.sw_if_index)],
+ )
pre_res_route.add_vpp_config()
- self.send_and_assert_encapped_one(v4, "3000::1",
- map_translated_addr,
- dmac=self.pg1.remote_hosts[2].mac)
+ self.send_and_assert_encapped_one(
+ v4, "3000::1", map_translated_addr, dmac=self.pg1.remote_hosts[2].mac
+ )
#
# change the route to the pre-solved next-hop
#
- pre_res_route.modify([VppRoutePath(self.pg1.remote_hosts[3].ip6,
- self.pg1.sw_if_index)])
+ pre_res_route.modify(
+ [VppRoutePath(self.pg1.remote_hosts[3].ip6, self.pg1.sw_if_index)]
+ )
pre_res_route.add_vpp_config()
- self.send_and_assert_encapped_one(v4, "3000::1",
- map_translated_addr,
- dmac=self.pg1.remote_hosts[3].mac)
+ self.send_and_assert_encapped_one(
+ v4, "3000::1", map_translated_addr, dmac=self.pg1.remote_hosts[3].mac
+ )
#
# cleanup. The test infra's object registry will ensure
self.vapi.ppcli("map params pre-resolve del ip6-nh 4001::1")
def test_map_e_inner_frag(self):
- """ MAP-E Inner fragmentation """
+ """MAP-E Inner fragmentation"""
#
# Add a route to the MAP-BR
#
map_br_pfx = "2001::"
map_br_pfx_len = 32
- map_route = VppIpRoute(self,
- map_br_pfx,
- map_br_pfx_len,
- [VppRoutePath(self.pg1.remote_ip6,
- self.pg1.sw_if_index)])
+ map_route = VppIpRoute(
+ self,
+ map_br_pfx,
+ map_br_pfx_len,
+ [VppRoutePath(self.pg1.remote_ip6, self.pg1.sw_if_index)],
+ )
map_route.add_vpp_config()
#
# Add a domain that maps from pg0 to pg1
#
- map_dst = '2001::/32'
- map_src = '3000::1/128'
- client_pfx = '192.168.0.0/16'
- map_translated_addr = '2001:0:101:7000:0:c0a8:101:7'
- tag = 'MAP-E tag.'
- self.vapi.map_add_domain(ip4_prefix=client_pfx,
- ip6_prefix=map_dst,
- ip6_src=map_src,
- ea_bits_len=20,
- psid_offset=4,
- psid_length=4,
- mtu=1000,
- tag=tag)
+ map_dst = "2001::/32"
+ map_src = "3000::1/128"
+ client_pfx = "192.168.0.0/16"
+ map_translated_addr = "2001:0:101:7000:0:c0a8:101:7"
+ tag = "MAP-E tag."
+ self.vapi.map_add_domain(
+ ip4_prefix=client_pfx,
+ ip6_prefix=map_dst,
+ ip6_src=map_src,
+ ea_bits_len=20,
+ psid_offset=4,
+ psid_length=4,
+ mtu=1000,
+ tag=tag,
+ )
# Enable MAP on interface.
- self.vapi.map_if_enable_disable(is_enable=1,
- sw_if_index=self.pg0.sw_if_index,
- is_translation=0)
+ self.vapi.map_if_enable_disable(
+ is_enable=1, sw_if_index=self.pg0.sw_if_index, is_translation=0
+ )
# Enable inner fragmentation
self.vapi.map_param_set_fragmentation(inner=1)
- v4 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
- IP(src=self.pg0.remote_ip4, dst='192.168.1.1') /
- UDP(sport=20000, dport=10000) /
- Raw(b'\xa5' * 1300))
+ v4 = (
+ Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac)
+ / IP(src=self.pg0.remote_ip4, dst="192.168.1.1")
+ / UDP(sport=20000, dport=10000)
+ / Raw(b"\xa5" * 1300)
+ )
- self.pg_send(self.pg0, v4*1)
+ self.pg_send(self.pg0, v4 * 1)
rx = self.pg1.get_capture(2)
# 1000-sizeof(ip6_header_t) = 960.
frags[0].chksum = 0
frags[1].chksum = 0
- v6_reply1 = (IPv6(src='3000::1', dst=map_translated_addr, hlim=63) /
- frags[0])
- v6_reply2 = (IPv6(src='3000::1', dst=map_translated_addr, hlim=63) /
- frags[1])
+ v6_reply1 = IPv6(src="3000::1", dst=map_translated_addr, hlim=63) / frags[0]
+ v6_reply2 = IPv6(src="3000::1", dst=map_translated_addr, hlim=63) / frags[1]
rx[0][1].fl = 0
rx[1][1].fl = 0
rx[0][1][IP].id = 0
self.validate(rx[1][1], v6_reply2)
def test_map_e_tcp_mss(self):
- """ MAP-E TCP MSS"""
+ """MAP-E TCP MSS"""
#
# Add a route to the MAP-BR
#
map_br_pfx = "2001::"
map_br_pfx_len = 32
- map_route = VppIpRoute(self,
- map_br_pfx,
- map_br_pfx_len,
- [VppRoutePath(self.pg1.remote_ip6,
- self.pg1.sw_if_index)])
+ map_route = VppIpRoute(
+ self,
+ map_br_pfx,
+ map_br_pfx_len,
+ [VppRoutePath(self.pg1.remote_ip6, self.pg1.sw_if_index)],
+ )
map_route.add_vpp_config()
#
# Add a domain that maps from pg0 to pg1
#
- map_dst = '2001::/32'
- map_src = '3000::1/128'
- client_pfx = '192.168.0.0/16'
- map_translated_addr = '2001:0:101:5000:0:c0a8:101:5'
- tag = 'MAP-E TCP tag.'
- self.vapi.map_add_domain(ip4_prefix=client_pfx,
- ip6_prefix=map_dst,
- ip6_src=map_src,
- ea_bits_len=20,
- psid_offset=4,
- psid_length=4,
- tag=tag)
+ map_dst = "2001::/32"
+ map_src = "3000::1/128"
+ client_pfx = "192.168.0.0/16"
+ map_translated_addr = "2001:0:101:5000:0:c0a8:101:5"
+ tag = "MAP-E TCP tag."
+ self.vapi.map_add_domain(
+ ip4_prefix=client_pfx,
+ ip6_prefix=map_dst,
+ ip6_src=map_src,
+ ea_bits_len=20,
+ psid_offset=4,
+ psid_length=4,
+ tag=tag,
+ )
# Enable MAP on pg0 interface.
- self.vapi.map_if_enable_disable(is_enable=1,
- sw_if_index=self.pg0.sw_if_index,
- is_translation=0)
+ self.vapi.map_if_enable_disable(
+ is_enable=1, sw_if_index=self.pg0.sw_if_index, is_translation=0
+ )
# Enable MAP on pg1 interface.
- self.vapi.map_if_enable_disable(is_enable=1,
- sw_if_index=self.pg1.sw_if_index,
- is_translation=0)
+ self.vapi.map_if_enable_disable(
+ is_enable=1, sw_if_index=self.pg1.sw_if_index, is_translation=0
+ )
# TCP MSS clamping
mss_clamp = 1300
# Send a v4 packet that will be encapped.
#
p_ether = Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac)
- p_ip4 = IP(src=self.pg0.remote_ip4, dst='192.168.1.1')
- p_tcp = TCP(sport=20000, dport=30000, flags="S",
- options=[("MSS", 1455)])
+ p_ip4 = IP(src=self.pg0.remote_ip4, dst="192.168.1.1")
+ p_tcp = TCP(sport=20000, dport=30000, flags="S", options=[("MSS", 1455)])
p4 = p_ether / p_ip4 / p_tcp
self.pg1.add_stream(p4)
self.assertEqual(rx[IP].src, p4[IP].src)
self.assertEqual(rx[IP].dst, p4[IP].dst)
self.assertEqual(rx[IPv6].src, "3000::1")
- self.assertEqual(rx[TCP].options,
- TCP(options=[('MSS', mss_clamp)]).options)
+ self.assertEqual(rx[TCP].options, TCP(options=[("MSS", mss_clamp)]).options)
def validate(self, rx, expected):
self.assertEqual(rx, expected.__class__(scapy.compat.raw(expected)))
self.assertEqual(payload_total, payload_len_expected)
def payload(self, len):
- return 'x' * len
+ return "x" * len
def test_map_t(self):
- """ MAP-T """
+ """MAP-T"""
#
# Add a domain that maps from pg0 to pg1
#
- map_dst = '2001:db8::/32'
- map_src = '1234:5678:90ab:cdef::/64'
- ip4_pfx = '192.168.0.0/24'
- tag = 'MAP-T Tag.'
-
- self.vapi.map_add_domain(ip6_prefix=map_dst,
- ip4_prefix=ip4_pfx,
- ip6_src=map_src,
- ea_bits_len=16,
- psid_offset=6,
- psid_length=4,
- mtu=1500,
- tag=tag)
+ map_dst = "2001:db8::/32"
+ map_src = "1234:5678:90ab:cdef::/64"
+ ip4_pfx = "192.168.0.0/24"
+ tag = "MAP-T Tag."
+
+ self.vapi.map_add_domain(
+ ip6_prefix=map_dst,
+ ip4_prefix=ip4_pfx,
+ ip6_src=map_src,
+ ea_bits_len=16,
+ psid_offset=6,
+ psid_length=4,
+ mtu=1500,
+ tag=tag,
+ )
# Enable MAP-T on interfaces.
- self.vapi.map_if_enable_disable(is_enable=1,
- sw_if_index=self.pg0.sw_if_index,
- is_translation=1)
- self.vapi.map_if_enable_disable(is_enable=1,
- sw_if_index=self.pg1.sw_if_index,
- is_translation=1)
+ self.vapi.map_if_enable_disable(
+ is_enable=1, sw_if_index=self.pg0.sw_if_index, is_translation=1
+ )
+ self.vapi.map_if_enable_disable(
+ is_enable=1, sw_if_index=self.pg1.sw_if_index, is_translation=1
+ )
# Ensure MAP doesn't steal all packets!
- v4 = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
- IP(src=self.pg0.remote_ip4, dst=self.pg0.remote_ip4) /
- UDP(sport=20000, dport=10000) /
- Raw(b'\xa5' * 100))
- rx = self.send_and_expect(self.pg0, v4*1, self.pg0)
+ v4 = (
+ Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac)
+ / IP(src=self.pg0.remote_ip4, dst=self.pg0.remote_ip4)
+ / UDP(sport=20000, dport=10000)
+ / Raw(b"\xa5" * 100)
+ )
+ rx = self.send_and_expect(self.pg0, v4 * 1, self.pg0)
v4_reply = v4[1]
v4_reply.ttl -= 1
for p in rx:
self.validate(p[1], v4_reply)
# Ensure MAP doesn't steal all packets
- v6 = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
- IPv6(src=self.pg1.remote_ip6, dst=self.pg1.remote_ip6) /
- UDP(sport=20000, dport=10000) /
- Raw(b'\xa5' * 100))
- rx = self.send_and_expect(self.pg1, v6*1, self.pg1)
+ v6 = (
+ Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
+ / IPv6(src=self.pg1.remote_ip6, dst=self.pg1.remote_ip6)
+ / UDP(sport=20000, dport=10000)
+ / Raw(b"\xa5" * 100)
+ )
+ rx = self.send_and_expect(self.pg1, v6 * 1, self.pg1)
v6_reply = v6[1]
v6_reply.hlim -= 1
for p in rx:
self.validate(p[1], v6_reply)
- map_route = VppIpRoute(self,
- "2001:db8::",
- 32,
- [VppRoutePath(self.pg1.remote_ip6,
- self.pg1.sw_if_index,
- proto=DpoProto.DPO_PROTO_IP6)])
+ map_route = VppIpRoute(
+ self,
+ "2001:db8::",
+ 32,
+ [
+ VppRoutePath(
+ self.pg1.remote_ip6,
+ self.pg1.sw_if_index,
+ proto=DpoProto.DPO_PROTO_IP6,
+ )
+ ],
+ )
map_route.add_vpp_config()
#
# Send a v4 packet that will be translated
#
p_ether = Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac)
- p_ip4 = IP(src=self.pg0.remote_ip4, dst='192.168.0.1')
- payload = TCP(sport=0xabcd, dport=0xabcd)
-
- p4 = (p_ether / p_ip4 / payload)
- p6_translated = (IPv6(src="1234:5678:90ab:cdef:ac:1001:200:0",
- dst="2001:db8:1f0::c0a8:1:f") / payload)
+ p_ip4 = IP(src=self.pg0.remote_ip4, dst="192.168.0.1")
+ payload = TCP(sport=0xABCD, dport=0xABCD)
+
+ p4 = p_ether / p_ip4 / payload
+ p6_translated = (
+ IPv6(src="1234:5678:90ab:cdef:ac:1001:200:0", dst="2001:db8:1f0::c0a8:1:f")
+ / payload
+ )
p6_translated.hlim -= 1
- rx = self.send_and_expect(self.pg0, p4*1, self.pg1)
+ rx = self.send_and_expect(self.pg0, p4 * 1, self.pg1)
for p in rx:
self.validate(p[1], p6_translated)
# Send back an IPv6 packet that will be "untranslated"
p_ether6 = Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
- p_ip6 = IPv6(src='2001:db8:1f0::c0a8:1:f',
- dst='1234:5678:90ab:cdef:ac:1001:200:0')
- p6 = (p_ether6 / p_ip6 / payload)
- p4_translated = (IP(src='192.168.0.1',
- dst=self.pg0.remote_ip4) / payload)
+ p_ip6 = IPv6(
+ src="2001:db8:1f0::c0a8:1:f", dst="1234:5678:90ab:cdef:ac:1001:200:0"
+ )
+ p6 = p_ether6 / p_ip6 / payload
+ p4_translated = IP(src="192.168.0.1", dst=self.pg0.remote_ip4) / payload
p4_translated.id = 0
p4_translated.ttl -= 1
- rx = self.send_and_expect(self.pg1, p6*1, self.pg0)
+ rx = self.send_and_expect(self.pg1, p6 * 1, self.pg0)
for p in rx:
self.validate(p[1], p4_translated)
# IPv4 TTL=0
- ip4_ttl_expired = IP(src=self.pg0.remote_ip4, dst='192.168.0.1', ttl=0)
- p4 = (p_ether / ip4_ttl_expired / payload)
-
- icmp4_reply = (IP(id=0, ttl=254, src=self.pg0.local_ip4,
- dst=self.pg0.remote_ip4) /
- ICMP(type='time-exceeded',
- code='ttl-zero-during-transit') /
- IP(src=self.pg0.remote_ip4,
- dst='192.168.0.1', ttl=0) / payload)
- rx = self.send_and_expect(self.pg0, p4*1, self.pg0)
+ ip4_ttl_expired = IP(src=self.pg0.remote_ip4, dst="192.168.0.1", ttl=0)
+ p4 = p_ether / ip4_ttl_expired / payload
+
+ icmp4_reply = (
+ IP(id=0, ttl=254, src=self.pg0.local_ip4, dst=self.pg0.remote_ip4)
+ / ICMP(type="time-exceeded", code="ttl-zero-during-transit")
+ / IP(src=self.pg0.remote_ip4, dst="192.168.0.1", ttl=0)
+ / payload
+ )
+ rx = self.send_and_expect(self.pg0, p4 * 1, self.pg0)
for p in rx:
self.validate(p[1], icmp4_reply)
# IPv4 TTL=1
- ip4_ttl_expired = IP(src=self.pg0.remote_ip4, dst='192.168.0.1', ttl=1)
- p4 = (p_ether / ip4_ttl_expired / payload)
-
- icmp4_reply = (IP(id=0, ttl=254, src=self.pg0.local_ip4,
- dst=self.pg0.remote_ip4) /
- ICMP(type='time-exceeded',
- code='ttl-zero-during-transit') /
- IP(src=self.pg0.remote_ip4,
- dst='192.168.0.1', ttl=1) / payload)
- rx = self.send_and_expect(self.pg0, p4*1, self.pg0)
+ ip4_ttl_expired = IP(src=self.pg0.remote_ip4, dst="192.168.0.1", ttl=1)
+ p4 = p_ether / ip4_ttl_expired / payload
+
+ icmp4_reply = (
+ IP(id=0, ttl=254, src=self.pg0.local_ip4, dst=self.pg0.remote_ip4)
+ / ICMP(type="time-exceeded", code="ttl-zero-during-transit")
+ / IP(src=self.pg0.remote_ip4, dst="192.168.0.1", ttl=1)
+ / payload
+ )
+ rx = self.send_and_expect(self.pg0, p4 * 1, self.pg0)
for p in rx:
self.validate(p[1], icmp4_reply)
# IPv6 Hop limit at BR
- ip6_hlim_expired = IPv6(hlim=1, src='2001:db8:1ab::c0a8:1:ab',
- dst='1234:5678:90ab:cdef:ac:1001:200:0')
- p6 = (p_ether6 / ip6_hlim_expired / payload)
-
- icmp6_reply = (IPv6(hlim=255, src=self.pg1.local_ip6,
- dst="2001:db8:1ab::c0a8:1:ab") /
- ICMPv6TimeExceeded(code=0) /
- IPv6(src="2001:db8:1ab::c0a8:1:ab",
- dst='1234:5678:90ab:cdef:ac:1001:200:0',
- hlim=1) / payload)
- rx = self.send_and_expect(self.pg1, p6*1, self.pg1)
+ ip6_hlim_expired = IPv6(
+ hlim=1,
+ src="2001:db8:1ab::c0a8:1:ab",
+ dst="1234:5678:90ab:cdef:ac:1001:200:0",
+ )
+ p6 = p_ether6 / ip6_hlim_expired / payload
+
+ icmp6_reply = (
+ IPv6(hlim=255, src=self.pg1.local_ip6, dst="2001:db8:1ab::c0a8:1:ab")
+ / ICMPv6TimeExceeded(code=0)
+ / IPv6(
+ src="2001:db8:1ab::c0a8:1:ab",
+ dst="1234:5678:90ab:cdef:ac:1001:200:0",
+ hlim=1,
+ )
+ / payload
+ )
+ rx = self.send_and_expect(self.pg1, p6 * 1, self.pg1)
for p in rx:
self.validate(p[1], icmp6_reply)
# IPv6 Hop limit beyond BR
- ip6_hlim_expired = IPv6(hlim=0, src='2001:db8:1ab::c0a8:1:ab',
- dst='1234:5678:90ab:cdef:ac:1001:200:0')
- p6 = (p_ether6 / ip6_hlim_expired / payload)
-
- icmp6_reply = (IPv6(hlim=255, src=self.pg1.local_ip6,
- dst="2001:db8:1ab::c0a8:1:ab") /
- ICMPv6TimeExceeded(code=0) /
- IPv6(src="2001:db8:1ab::c0a8:1:ab",
- dst='1234:5678:90ab:cdef:ac:1001:200:0',
- hlim=0) / payload)
- rx = self.send_and_expect(self.pg1, p6*1, self.pg1)
+ ip6_hlim_expired = IPv6(
+ hlim=0,
+ src="2001:db8:1ab::c0a8:1:ab",
+ dst="1234:5678:90ab:cdef:ac:1001:200:0",
+ )
+ p6 = p_ether6 / ip6_hlim_expired / payload
+
+ icmp6_reply = (
+ IPv6(hlim=255, src=self.pg1.local_ip6, dst="2001:db8:1ab::c0a8:1:ab")
+ / ICMPv6TimeExceeded(code=0)
+ / IPv6(
+ src="2001:db8:1ab::c0a8:1:ab",
+ dst="1234:5678:90ab:cdef:ac:1001:200:0",
+ hlim=0,
+ )
+ / payload
+ )
+ rx = self.send_and_expect(self.pg1, p6 * 1, self.pg1)
for p in rx:
self.validate(p[1], icmp6_reply)
# IPv4 Well-known port
- p_ip4 = IP(src=self.pg0.remote_ip4, dst='192.168.0.1')
+ p_ip4 = IP(src=self.pg0.remote_ip4, dst="192.168.0.1")
payload = UDP(sport=200, dport=200)
- p4 = (p_ether / p_ip4 / payload)
- self.send_and_assert_no_replies(self.pg0, p4*1)
+ p4 = p_ether / p_ip4 / payload
+ self.send_and_assert_no_replies(self.pg0, p4 * 1)
# IPv6 Well-known port
payload = UDP(sport=200, dport=200)
- p6 = (p_ether6 / p_ip6 / payload)
- self.send_and_assert_no_replies(self.pg1, p6*1)
+ p6 = p_ether6 / p_ip6 / payload
+ self.send_and_assert_no_replies(self.pg1, p6 * 1)
# UDP packet fragmentation
payload_len = 1453
payload = UDP(sport=40000, dport=4000) / self.payload(payload_len)
- p4 = (p_ether / p_ip4 / payload)
+ p4 = p_ether / p_ip4 / payload
self.pg_enable_capture()
self.pg0.add_stream(p4)
self.pg_start()
rx = self.pg1.get_capture(2)
- p_ip6_translated = IPv6(src='1234:5678:90ab:cdef:ac:1001:200:0',
- dst='2001:db8:1e0::c0a8:1:e')
+ p_ip6_translated = IPv6(
+ src="1234:5678:90ab:cdef:ac:1001:200:0", dst="2001:db8:1e0::c0a8:1:e"
+ )
for p in rx:
self.validate_frag6(p, p_ip6_translated)
# UDP packet fragmentation send fragments
payload_len = 1453
payload = UDP(sport=40000, dport=4000) / self.payload(payload_len)
- p4 = (p_ether / p_ip4 / payload)
+ p4 = p_ether / p_ip4 / payload
frags = fragment_rfc791(p4, fragsize=1000)
self.pg_enable_capture()
self.pg0.add_stream(frags)
# Send back an fragmented IPv6 UDP packet that will be "untranslated"
payload = UDP(sport=4000, dport=40000) / self.payload(payload_len)
p_ether6 = Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
- p_ip6 = IPv6(src='2001:db8:1e0::c0a8:1:e',
- dst='1234:5678:90ab:cdef:ac:1001:200:0')
- p6 = (p_ether6 / p_ip6 / payload)
- frags6 = fragment_rfc8200(p6, identification=0xdcba, fragsize=1000)
-
- p_ip4_translated = IP(src='192.168.0.1', dst=self.pg0.remote_ip4)
- p4_translated = (p_ip4_translated / payload)
+ p_ip6 = IPv6(
+ src="2001:db8:1e0::c0a8:1:e", dst="1234:5678:90ab:cdef:ac:1001:200:0"
+ )
+ p6 = p_ether6 / p_ip6 / payload
+ frags6 = fragment_rfc8200(p6, identification=0xDCBA, fragsize=1000)
+
+ p_ip4_translated = IP(src="192.168.0.1", dst=self.pg0.remote_ip4)
+ p4_translated = p_ip4_translated / payload
p4_translated.id = 0
p4_translated.ttl -= 1
# ICMP packet fragmentation
payload = ICMP(id=6529) / self.payload(payload_len)
- p4 = (p_ether / p_ip4 / payload)
+ p4 = p_ether / p_ip4 / payload
self.pg_enable_capture()
self.pg0.add_stream(p4)
self.pg_start()
rx = self.pg1.get_capture(2)
- p_ip6_translated = IPv6(src='1234:5678:90ab:cdef:ac:1001:200:0',
- dst='2001:db8:160::c0a8:1:6')
+ p_ip6_translated = IPv6(
+ src="1234:5678:90ab:cdef:ac:1001:200:0", dst="2001:db8:160::c0a8:1:6"
+ )
for p in rx:
self.validate_frag6(p, p_ip6_translated)
# ICMP packet fragmentation send fragments
payload = ICMP(id=6529) / self.payload(payload_len)
- p4 = (p_ether / p_ip4 / payload)
+ p4 = p_ether / p_ip4 / payload
frags = fragment_rfc791(p4, fragsize=1000)
self.pg_enable_capture()
self.pg0.add_stream(frags)
# Send a v4 TCP SYN packet that will be translated and MSS clamped
#
p_ether = Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac)
- p_ip4 = IP(src=self.pg0.remote_ip4, dst='192.168.0.1')
- payload = TCP(sport=0xabcd, dport=0xabcd, flags="S",
- options=[('MSS', 1460)])
-
- p4 = (p_ether / p_ip4 / payload)
- p6_translated = (IPv6(src="1234:5678:90ab:cdef:ac:1001:200:0",
- dst="2001:db8:1f0::c0a8:1:f") / payload)
+ p_ip4 = IP(src=self.pg0.remote_ip4, dst="192.168.0.1")
+ payload = TCP(sport=0xABCD, dport=0xABCD, flags="S", options=[("MSS", 1460)])
+
+ p4 = p_ether / p_ip4 / payload
+ p6_translated = (
+ IPv6(src="1234:5678:90ab:cdef:ac:1001:200:0", dst="2001:db8:1f0::c0a8:1:f")
+ / payload
+ )
p6_translated.hlim -= 1
- p6_translated[TCP].options = [('MSS', 1300)]
- rx = self.send_and_expect(self.pg0, p4*1, self.pg1)
+ p6_translated[TCP].options = [("MSS", 1300)]
+ rx = self.send_and_expect(self.pg0, p4 * 1, self.pg1)
for p in rx:
self.validate(p[1], p6_translated)
# Send back an IPv6 packet that will be "untranslated"
p_ether6 = Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
- p_ip6 = IPv6(src='2001:db8:1f0::c0a8:1:f',
- dst='1234:5678:90ab:cdef:ac:1001:200:0')
- p6 = (p_ether6 / p_ip6 / payload)
- p4_translated = (IP(src='192.168.0.1',
- dst=self.pg0.remote_ip4) / payload)
+ p_ip6 = IPv6(
+ src="2001:db8:1f0::c0a8:1:f", dst="1234:5678:90ab:cdef:ac:1001:200:0"
+ )
+ p6 = p_ether6 / p_ip6 / payload
+ p4_translated = IP(src="192.168.0.1", dst=self.pg0.remote_ip4) / payload
p4_translated.id = 0
p4_translated.ttl -= 1
- p4_translated[TCP].options = [('MSS', 1300)]
- rx = self.send_and_expect(self.pg1, p6*1, self.pg0)
+ p4_translated[TCP].options = [("MSS", 1300)]
+ rx = self.send_and_expect(self.pg1, p6 * 1, self.pg0)
for p in rx:
self.validate(p[1], p4_translated)
# Send back an IPv6 packet that will be droppped due to security
# check fail
p_ether6 = Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
- p_ip6_sec_check_fail = IPv6(src='2001:db8:1fe::c0a8:1:f',
- dst='1234:5678:90ab:cdef:ac:1001:200:0')
- payload = TCP(sport=0xabcd, dport=0xabcd)
- p6 = (p_ether6 / p_ip6_sec_check_fail / payload)
+ p_ip6_sec_check_fail = IPv6(
+ src="2001:db8:1fe::c0a8:1:f", dst="1234:5678:90ab:cdef:ac:1001:200:0"
+ )
+ payload = TCP(sport=0xABCD, dport=0xABCD)
+ p6 = p_ether6 / p_ip6_sec_check_fail / payload
- self.pg_send(self.pg1, p6*1)
+ self.pg_send(self.pg1, p6 * 1)
self.pg0.get_capture(0, timeout=1)
rx = self.pg1.get_capture(1)
- icmp6_reply = (IPv6(hlim=255, src=self.pg1.local_ip6,
- dst='2001:db8:1fe::c0a8:1:f') /
- ICMPv6DestUnreach(code=5) /
- p_ip6_sec_check_fail / payload)
+ icmp6_reply = (
+ IPv6(hlim=255, src=self.pg1.local_ip6, dst="2001:db8:1fe::c0a8:1:f")
+ / ICMPv6DestUnreach(code=5)
+ / p_ip6_sec_check_fail
+ / payload
+ )
for p in rx:
self.validate(p[1], icmp6_reply)
self.vapi.map_param_set_icmp6(enable_unreachable=0)
def test_map_t_ip6_psid(self):
- """ MAP-T v6->v4 PSID validation"""
+ """MAP-T v6->v4 PSID validation"""
#
# Add a domain that maps from pg0 to pg1
#
- map_dst = '2001:db8::/32'
- map_src = '1234:5678:90ab:cdef::/64'
- ip4_pfx = '192.168.0.0/24'
- tag = 'MAP-T Test Domain'
-
- self.vapi.map_add_domain(ip6_prefix=map_dst,
- ip4_prefix=ip4_pfx,
- ip6_src=map_src,
- ea_bits_len=16,
- psid_offset=6,
- psid_length=4,
- mtu=1500,
- tag=tag)
+ map_dst = "2001:db8::/32"
+ map_src = "1234:5678:90ab:cdef::/64"
+ ip4_pfx = "192.168.0.0/24"
+ tag = "MAP-T Test Domain"
+
+ self.vapi.map_add_domain(
+ ip6_prefix=map_dst,
+ ip4_prefix=ip4_pfx,
+ ip6_src=map_src,
+ ea_bits_len=16,
+ psid_offset=6,
+ psid_length=4,
+ mtu=1500,
+ tag=tag,
+ )
# Enable MAP-T on interfaces.
- self.vapi.map_if_enable_disable(is_enable=1,
- sw_if_index=self.pg0.sw_if_index,
- is_translation=1)
- self.vapi.map_if_enable_disable(is_enable=1,
- sw_if_index=self.pg1.sw_if_index,
- is_translation=1)
-
- map_route = VppIpRoute(self,
- "2001:db8::",
- 32,
- [VppRoutePath(self.pg1.remote_ip6,
- self.pg1.sw_if_index,
- proto=DpoProto.DPO_PROTO_IP6)])
+ self.vapi.map_if_enable_disable(
+ is_enable=1, sw_if_index=self.pg0.sw_if_index, is_translation=1
+ )
+ self.vapi.map_if_enable_disable(
+ is_enable=1, sw_if_index=self.pg1.sw_if_index, is_translation=1
+ )
+
+ map_route = VppIpRoute(
+ self,
+ "2001:db8::",
+ 32,
+ [
+ VppRoutePath(
+ self.pg1.remote_ip6,
+ self.pg1.sw_if_index,
+ proto=DpoProto.DPO_PROTO_IP6,
+ )
+ ],
+ )
map_route.add_vpp_config()
p_ether6 = Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
- p_ip6 = IPv6(src='2001:db8:1f0::c0a8:1:f',
- dst='1234:5678:90ab:cdef:ac:1001:200:0')
+ p_ip6 = IPv6(
+ src="2001:db8:1f0::c0a8:1:f", dst="1234:5678:90ab:cdef:ac:1001:200:0"
+ )
# Send good IPv6 source port, ensure translated IPv4 received
- payload = TCP(sport=0xabcd, dport=80)
- p6 = (p_ether6 / p_ip6 / payload)
- p4_translated = (IP(src='192.168.0.1',
- dst=self.pg0.remote_ip4) / payload)
+ payload = TCP(sport=0xABCD, dport=80)
+ p6 = p_ether6 / p_ip6 / payload
+ p4_translated = IP(src="192.168.0.1", dst=self.pg0.remote_ip4) / payload
p4_translated.id = 0
p4_translated.ttl -= 1
- rx = self.send_and_expect(self.pg1, p6*1, self.pg0)
+ rx = self.send_and_expect(self.pg1, p6 * 1, self.pg0)
for p in rx:
self.validate(p[1], p4_translated)
# Send bad IPv6 source port, ensure translated IPv4 not received
- payload = TCP(sport=0xdcba, dport=80)
- p6 = (p_ether6 / p_ip6 / payload)
- self.send_and_assert_no_replies(self.pg1, p6*1)
+ payload = TCP(sport=0xDCBA, dport=80)
+ p6 = p_ether6 / p_ip6 / payload
+ self.send_and_assert_no_replies(self.pg1, p6 * 1)
def test_map_t_pre_resolve(self):
- """ MAP-T pre-resolve"""
+ """MAP-T pre-resolve"""
# Add a domain that maps from pg0 to pg1
- map_dst = '2001:db8::/32'
- map_src = '1234:5678:90ab:cdef::/64'
- ip4_pfx = '192.168.0.0/24'
- tag = 'MAP-T Test Domain.'
-
- self.vapi.map_add_domain(ip6_prefix=map_dst,
- ip4_prefix=ip4_pfx,
- ip6_src=map_src,
- ea_bits_len=16,
- psid_offset=6,
- psid_length=4,
- mtu=1500,
- tag=tag)
+ map_dst = "2001:db8::/32"
+ map_src = "1234:5678:90ab:cdef::/64"
+ ip4_pfx = "192.168.0.0/24"
+ tag = "MAP-T Test Domain."
+
+ self.vapi.map_add_domain(
+ ip6_prefix=map_dst,
+ ip4_prefix=ip4_pfx,
+ ip6_src=map_src,
+ ea_bits_len=16,
+ psid_offset=6,
+ psid_length=4,
+ mtu=1500,
+ tag=tag,
+ )
# Enable MAP-T on interfaces.
- self.vapi.map_if_enable_disable(is_enable=1,
- sw_if_index=self.pg0.sw_if_index,
- is_translation=1)
- self.vapi.map_if_enable_disable(is_enable=1,
- sw_if_index=self.pg1.sw_if_index,
- is_translation=1)
+ self.vapi.map_if_enable_disable(
+ is_enable=1, sw_if_index=self.pg0.sw_if_index, is_translation=1
+ )
+ self.vapi.map_if_enable_disable(
+ is_enable=1, sw_if_index=self.pg1.sw_if_index, is_translation=1
+ )
# Enable pre-resolve option
- self.vapi.map_param_add_del_pre_resolve(ip4_nh_address="10.1.2.3",
- ip6_nh_address="4001::1",
- is_add=1)
+ self.vapi.map_param_add_del_pre_resolve(
+ ip4_nh_address="10.1.2.3", ip6_nh_address="4001::1", is_add=1
+ )
# Add a route to 4001::1 and expect the translated traffic to be
# sent via that route next-hop.
- pre_res_route6 = VppIpRoute(self, "4001::1", 128,
- [VppRoutePath(self.pg1.remote_hosts[2].ip6,
- self.pg1.sw_if_index)])
+ pre_res_route6 = VppIpRoute(
+ self,
+ "4001::1",
+ 128,
+ [VppRoutePath(self.pg1.remote_hosts[2].ip6, self.pg1.sw_if_index)],
+ )
pre_res_route6.add_vpp_config()
# Add a route to 10.1.2.3 and expect the "untranslated" traffic to be
# sent via that route next-hop.
- pre_res_route4 = VppIpRoute(self, "10.1.2.3", 32,
- [VppRoutePath(self.pg0.remote_hosts[1].ip4,
- self.pg0.sw_if_index)])
+ pre_res_route4 = VppIpRoute(
+ self,
+ "10.1.2.3",
+ 32,
+ [VppRoutePath(self.pg0.remote_hosts[1].ip4, self.pg0.sw_if_index)],
+ )
pre_res_route4.add_vpp_config()
# Send an IPv4 packet that will be translated
p_ether = Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac)
- p_ip4 = IP(src=self.pg0.remote_ip4, dst='192.168.0.1')
- payload = TCP(sport=0xabcd, dport=0xabcd)
- p4 = (p_ether / p_ip4 / payload)
-
- p6_translated = (IPv6(src="1234:5678:90ab:cdef:ac:1001:200:0",
- dst="2001:db8:1f0::c0a8:1:f") / payload)
+ p_ip4 = IP(src=self.pg0.remote_ip4, dst="192.168.0.1")
+ payload = TCP(sport=0xABCD, dport=0xABCD)
+ p4 = p_ether / p_ip4 / payload
+
+ p6_translated = (
+ IPv6(src="1234:5678:90ab:cdef:ac:1001:200:0", dst="2001:db8:1f0::c0a8:1:f")
+ / payload
+ )
p6_translated.hlim -= 1
- rx = self.send_and_expect(self.pg0, p4*1, self.pg1)
+ rx = self.send_and_expect(self.pg0, p4 * 1, self.pg1)
for p in rx:
self.assertEqual(p[Ether].dst, self.pg1.remote_hosts[2].mac)
self.validate(p[1], p6_translated)
# Send back an IPv6 packet that will be "untranslated"
p_ether6 = Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac)
- p_ip6 = IPv6(src='2001:db8:1f0::c0a8:1:f',
- dst='1234:5678:90ab:cdef:ac:1001:200:0')
- p6 = (p_ether6 / p_ip6 / payload)
+ p_ip6 = IPv6(
+ src="2001:db8:1f0::c0a8:1:f", dst="1234:5678:90ab:cdef:ac:1001:200:0"
+ )
+ p6 = p_ether6 / p_ip6 / payload
- p4_translated = (IP(src='192.168.0.1',
- dst=self.pg0.remote_ip4) / payload)
+ p4_translated = IP(src="192.168.0.1", dst=self.pg0.remote_ip4) / payload
p4_translated.id = 0
p4_translated.ttl -= 1
- rx = self.send_and_expect(self.pg1, p6*1, self.pg0)
+ rx = self.send_and_expect(self.pg1, p6 * 1, self.pg0)
for p in rx:
self.assertEqual(p[Ether].dst, self.pg0.remote_hosts[1].mac)
self.validate(p[1], p4_translated)
# Cleanup pre-resolve option
- self.vapi.map_param_add_del_pre_resolve(ip4_nh_address="10.1.2.3",
- ip6_nh_address="4001::1",
- is_add=0)
+ self.vapi.map_param_add_del_pre_resolve(
+ ip4_nh_address="10.1.2.3", ip6_nh_address="4001::1", is_add=0
+ )
-if __name__ == '__main__':
+if __name__ == "__main__":
unittest.main(testRunner=VppTestRunner)
Code Review / vpp.git / blobdiff