from vpp_interface import VppInterface
from vpp_ip import DpoProto
from vpp_ip_route import VppIpRoute, VppRoutePath, FibPathProto
+from vpp_ipip_tun_interface import VppIpIpTunInterface
from vpp_vxlan_tunnel import VppVxlanTunnel
from socket import AF_INET, AF_INET6, inet_pton
from util import reassemble4
self.vxlan = VppVxlanTunnel(self, src=self.pg0.local_ip4,
dst=self.pg0.remote_ip4,
vni=self.single_tunnel_bd)
- self.vxlan.add_vpp_config()
self.vxlan2 = VppVxlanTunnel(self, src=self.pg0.local_ip6,
dst=self.pg0.remote_ip6,
vni=self.single_tunnel_bd)
- self.vxlan2.add_vpp_config()
+
+ self.ipip4 = VppIpIpTunInterface(self, self.pg0, self.pg0.local_ip4,
+ self.pg0.remote_ip4)
+ self.ipip6 = VppIpIpTunInterface(self, self.pg0, self.pg0.local_ip6,
+ self.pg0.remote_ip6)
def tearDown(self):
super(TestGSO, self).tearDown()
self.assertEqual(rx[ICMP].type, 3) # "dest-unreach"
self.assertEqual(rx[ICMP].code, 4) # "fragmentation-needed"
+ #
+ # Send checksum offload frames
+ #
+ p40 = (Ether(src=self.pg2.remote_mac, dst=self.pg2.local_mac) /
+ IP(src=self.pg2.remote_ip4, dst=self.pg0.remote_ip4,
+ flags='DF') /
+ TCP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 1460))
+
+ rxs = self.send_and_expect(self.pg2, 100*[p40], self.pg0)
+
+ for rx in rxs:
+ self.assertEqual(rx[Ether].src, self.pg0.local_mac)
+ self.assertEqual(rx[Ether].dst, self.pg0.remote_mac)
+ self.assertEqual(rx[IP].src, self.pg2.remote_ip4)
+ self.assertEqual(rx[IP].dst, self.pg0.remote_ip4)
+ payload_len = rx[IP].len - 20 - 20
+ self.assert_ip_checksum_valid(rx)
+ self.assert_tcp_checksum_valid(rx)
+ self.assertEqual(payload_len, len(rx[Raw]))
+
+ p60 = (Ether(src=self.pg2.remote_mac, dst=self.pg2.local_mac) /
+ IPv6(src=self.pg2.remote_ip6, dst=self.pg0.remote_ip6) /
+ TCP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 1440))
+
+ rxs = self.send_and_expect(self.pg2, 100*[p60], self.pg0)
+
+ for rx in rxs:
+ self.assertEqual(rx[Ether].src, self.pg0.local_mac)
+ self.assertEqual(rx[Ether].dst, self.pg0.remote_mac)
+ self.assertEqual(rx[IPv6].src, self.pg2.remote_ip6)
+ self.assertEqual(rx[IPv6].dst, self.pg0.remote_ip6)
+ payload_len = rx[IPv6].plen - 20
+ self.assert_tcp_checksum_valid(rx)
+ self.assertEqual(payload_len, len(rx[Raw]))
+
#
# Send jumbo frame with gso enabled and DF bit is set
# input and output interfaces support GSO
#
+ self.vapi.feature_gso_enable_disable(self.pg3.sw_if_index)
p41 = (Ether(src=self.pg2.remote_mac, dst=self.pg2.local_mac) /
IP(src=self.pg2.remote_ip4, dst=self.pg3.remote_ip4,
flags='DF') /
TCP(sport=1234, dport=1234) /
Raw(b'\xa5' * 65200))
- rxs = self.send_and_expect(self.pg2, [p41], self.pg3)
+ rxs = self.send_and_expect(self.pg2, 100*[p41], self.pg3, 100)
for rx in rxs:
self.assertEqual(rx[Ether].src, self.pg3.local_mac)
TCP(sport=1234, dport=1234) /
Raw(b'\xa5' * 65200))
- rxs = self.send_and_expect(self.pg2, [p61], self.pg3)
+ rxs = self.send_and_expect(self.pg2, 100*[p61], self.pg3, 100)
for rx in rxs:
self.assertEqual(rx[Ether].src, self.pg3.local_mac)
TCP(sport=1234, dport=1234) /
Raw(b'\xa5' * 65200))
- rxs = self.send_and_expect(self.pg2, [p42], self.pg0, 45)
+ rxs = self.send_and_expect(self.pg2, 5*[p42], self.pg0, 225)
size = 0
for rx in rxs:
self.assertEqual(rx[Ether].src, self.pg0.local_mac)
self.assertEqual(rx[Ether].dst, self.pg0.remote_mac)
self.assertEqual(rx[IP].src, self.pg2.remote_ip4)
self.assertEqual(rx[IP].dst, self.pg0.remote_ip4)
+ payload_len = rx[IP].len - 20 - 20 # len - 20 (IP4) - 20 (TCP)
+ self.assert_ip_checksum_valid(rx)
+ self.assert_tcp_checksum_valid(rx)
self.assertEqual(rx[TCP].sport, 1234)
self.assertEqual(rx[TCP].dport, 1234)
-
- size = rxs[44][TCP].seq + rxs[44][IP].len - 20 - 20
- self.assertEqual(size, 65200)
+ self.assertEqual(payload_len, len(rx[Raw]))
+ size += payload_len
+ self.assertEqual(size, 65200*5)
#
# ipv6
TCP(sport=1234, dport=1234) /
Raw(b'\xa5' * 65200))
- rxs = self.send_and_expect(self.pg2, [p62], self.pg0, 45)
+ rxs = self.send_and_expect(self.pg2, 5*[p62], self.pg0, 225)
size = 0
for rx in rxs:
self.assertEqual(rx[Ether].src, self.pg0.local_mac)
self.assertEqual(rx[Ether].dst, self.pg0.remote_mac)
self.assertEqual(rx[IPv6].src, self.pg2.remote_ip6)
self.assertEqual(rx[IPv6].dst, self.pg0.remote_ip6)
+ payload_len = rx[IPv6].plen - 20
+ self.assert_tcp_checksum_valid(rx)
self.assertEqual(rx[TCP].sport, 1234)
self.assertEqual(rx[TCP].dport, 1234)
-
- size = rxs[44][TCP].seq + rxs[44][IPv6].plen - 20
- self.assertEqual(size, 65200)
+ self.assertEqual(payload_len, len(rx[Raw]))
+ size += payload_len
+ self.assertEqual(size, 65200*5)
#
# Send jumbo frame with gso enabled only on input interface
TCP(sport=1234, dport=1234) /
Raw(b'\xa5' * 65200))
- rxs = self.send_and_expect(self.pg2, [p43], self.pg1, 119)
+ rxs = self.send_and_expect(self.pg2, 5*[p43], self.pg1, 5*119)
size = 0
for rx in rxs:
self.assertEqual(rx[Ether].src, self.pg1.local_mac)
self.assertEqual(rx[Ether].dst, self.pg1.remote_mac)
self.assertEqual(rx[IP].src, self.pg2.remote_ip4)
self.assertEqual(rx[IP].dst, self.pg1.remote_ip4)
+ self.assert_ip_checksum_valid(rx)
size += rx[IP].len - 20
- size -= 20 # TCP header
- self.assertEqual(size, 65200)
+ size -= 20*5 # TCP header
+ self.assertEqual(size, 65200*5)
#
# IPv6
TCP(sport=1234, dport=1234) /
Raw(b'\xa5' * 65200))
- rxs = self.send_and_expect(self.pg2, [p63], self.pg2, 1)
+ rxs = self.send_and_expect(self.pg2, 5*[p63], self.pg2, 5)
for rx in rxs:
self.assertEqual(rx[Ether].src, self.pg2.local_mac)
self.assertEqual(rx[Ether].dst, self.pg2.remote_mac)
TCP(sport=1234, dport=1234) /
Raw(b'\xa5' * 65200))
- self.pg1.enable_capture()
- rxs = self.send_and_expect(self.pg4, [p44], self.pg1, 33)
+ rxs = self.send_and_expect(self.pg4, 5*[p44], self.pg1, 165)
size = 0
for rx in rxs:
self.assertEqual(rx[Ether].src, self.pg1.local_mac)
self.assertEqual(rx[Ether].dst, self.pg1.remote_mac)
self.assertEqual(rx[IP].src, self.pg4.remote_ip4)
self.assertEqual(rx[IP].dst, self.pg1.remote_ip4)
- size = rxs[32][TCP].seq + rxs[32][IP].len - 20 - 20
- self.assertEqual(size, 65200)
+ payload_len = rx[IP].len - 20 - 20 # len - 20 (IP4) - 20 (TCP)
+ self.assert_ip_checksum_valid(rx)
+ self.assert_tcp_checksum_valid(rx)
+ self.assertEqual(payload_len, len(rx[Raw]))
+ size += payload_len
+ self.assertEqual(size, 65200*5)
#
# IPv6
TCP(sport=1234, dport=1234) /
Raw(b'\xa5' * 65200))
- self.pg1.enable_capture()
- rxs = self.send_and_expect(self.pg4, [p64], self.pg1, 34)
+ rxs = self.send_and_expect(self.pg4, 5*[p64], self.pg1, 170)
size = 0
for rx in rxs:
self.assertEqual(rx[Ether].src, self.pg1.local_mac)
self.assertEqual(rx[Ether].dst, self.pg1.remote_mac)
self.assertEqual(rx[IPv6].src, self.pg4.remote_ip6)
self.assertEqual(rx[IPv6].dst, self.pg1.remote_ip6)
- size = rxs[33][TCP].seq + rxs[33][IPv6].plen - 20
- self.assertEqual(size, 65200)
+ payload_len = rx[IPv6].plen - 20
+ self.assert_tcp_checksum_valid(rx)
+ self.assertEqual(payload_len, len(rx[Raw]))
+ size += payload_len
+ self.assertEqual(size, 65200*5)
+
+ self.vapi.feature_gso_enable_disable(self.pg0.sw_if_index,
+ enable_disable=0)
+ self.vapi.feature_gso_enable_disable(self.pg1.sw_if_index,
+ enable_disable=0)
def test_gso_vxlan(self):
""" GSO VXLAN test """
# create VXLAN VTEP on VPP pg0, and put vxlan_tunnel0 and pg2
# into BD.
#
+
+ #
+ # enable ipv4/vxlan
+ #
+ self.vxlan.add_vpp_config()
self.vapi.sw_interface_set_l2_bridge(
rx_sw_if_index=self.vxlan.sw_if_index, bd_id=self.single_tunnel_bd)
self.vapi.sw_interface_set_l2_bridge(
TCP(sport=1234, dport=1234) /
Raw(b'\xa5' * 65200))
- self.pg0.enable_capture()
- rxs = self.send_and_expect(self.pg2, [p45], self.pg0, 45)
+ rxs = self.send_and_expect(self.pg2, 5*[p45], self.pg0, 225)
size = 0
for rx in rxs:
self.assertEqual(rx[Ether].src, self.pg0.local_mac)
self.assertEqual(rx[Ether].dst, self.pg0.remote_mac)
self.assertEqual(rx[IP].src, self.pg0.local_ip4)
self.assertEqual(rx[IP].dst, self.pg0.remote_ip4)
+ self.assert_ip_checksum_valid(rx)
+ self.assert_udp_checksum_valid(rx, ignore_zero_checksum=False)
self.assertEqual(rx[VXLAN].vni, 10)
inner = rx[VXLAN].payload
+ self.assertEqual(rx[IP].len - 20 - 8 - 8, len(inner))
self.assertEqual(inner[Ether].src, self.pg2.remote_mac)
self.assertEqual(inner[Ether].dst, "02:fe:60:1e:a2:79")
self.assertEqual(inner[IP].src, self.pg2.remote_ip4)
self.assertEqual(inner[IP].dst, "172.16.3.3")
- size += inner[IP].len - 20 - 20
- self.assertEqual(size, 65200)
+ self.assert_ip_checksum_valid(inner)
+ self.assert_tcp_checksum_valid(inner)
+ payload_len = inner[IP].len - 20 - 20
+ self.assertEqual(payload_len, len(inner[Raw]))
+ size += payload_len
+ self.assertEqual(size, 65200*5)
#
# IPv4/IPv6 - VXLAN
TCP(sport=1234, dport=1234) /
Raw(b'\xa5' * 65200))
- self.pg0.enable_capture()
- rxs = self.send_and_expect(self.pg2, [p65], self.pg0, 45)
+ rxs = self.send_and_expect(self.pg2, 5*[p65], self.pg0, 225)
size = 0
for rx in rxs:
self.assertEqual(rx[Ether].src, self.pg0.local_mac)
self.assertEqual(rx[Ether].dst, self.pg0.remote_mac)
self.assertEqual(rx[IP].src, self.pg0.local_ip4)
self.assertEqual(rx[IP].dst, self.pg0.remote_ip4)
+ self.assert_ip_checksum_valid(rx)
+ self.assert_udp_checksum_valid(rx, ignore_zero_checksum=False)
self.assertEqual(rx[VXLAN].vni, 10)
inner = rx[VXLAN].payload
+ self.assertEqual(rx[IP].len - 20 - 8 - 8, len(inner))
self.assertEqual(inner[Ether].src, self.pg2.remote_mac)
self.assertEqual(inner[Ether].dst, "02:fe:60:1e:a2:79")
self.assertEqual(inner[IPv6].src, self.pg2.remote_ip6)
self.assertEqual(inner[IPv6].dst, "fd01:3::3")
- size += inner[IPv6].plen - 20
- self.assertEqual(size, 65200)
+ self.assert_tcp_checksum_valid(inner)
+ payload_len = inner[IPv6].plen - 20
+ self.assertEqual(payload_len, len(inner[Raw]))
+ size += payload_len
+ self.assertEqual(size, 65200*5)
#
# disable ipv4/vxlan
#
# enable ipv6/vxlan
#
+ self.vxlan2.add_vpp_config()
self.vapi.sw_interface_set_l2_bridge(
rx_sw_if_index=self.vxlan2.sw_if_index,
bd_id=self.single_tunnel_bd)
TCP(sport=1234, dport=1234) /
Raw(b'\xa5' * 65200))
- self.pg0.enable_capture()
- rxs = self.send_and_expect(self.pg2, [p46], self.pg0, 45)
+ rxs = self.send_and_expect(self.pg2, 5*[p46], self.pg0, 225)
size = 0
for rx in rxs:
self.assertEqual(rx[Ether].src, self.pg0.local_mac)
self.assertEqual(rx[Ether].dst, self.pg0.remote_mac)
self.assertEqual(rx[IPv6].src, self.pg0.local_ip6)
self.assertEqual(rx[IPv6].dst, self.pg0.remote_ip6)
+ self.assert_udp_checksum_valid(rx, ignore_zero_checksum=False)
self.assertEqual(rx[VXLAN].vni, 10)
inner = rx[VXLAN].payload
+ self.assertEqual(rx[IPv6].plen - 8 - 8, len(inner))
self.assertEqual(inner[Ether].src, self.pg2.remote_mac)
self.assertEqual(inner[Ether].dst, "02:fe:60:1e:a2:79")
self.assertEqual(inner[IP].src, self.pg2.remote_ip4)
self.assertEqual(inner[IP].dst, "172.16.3.3")
- size += inner[IP].len - 20 - 20
- self.assertEqual(size, 65200)
+ self.assert_ip_checksum_valid(inner)
+ self.assert_tcp_checksum_valid(inner)
+ payload_len = inner[IP].len - 20 - 20
+ self.assertEqual(payload_len, len(inner[Raw]))
+ size += payload_len
+ self.assertEqual(size, 65200*5)
#
# IPv6/IPv6 - VXLAN
TCP(sport=1234, dport=1234) /
Raw(b'\xa5' * 65200))
- self.pg0.enable_capture()
- rxs = self.send_and_expect(self.pg2, [p66], self.pg0, 45)
+ rxs = self.send_and_expect(self.pg2, 5*[p66], self.pg0, 225)
size = 0
for rx in rxs:
self.assertEqual(rx[Ether].src, self.pg0.local_mac)
self.assertEqual(rx[Ether].dst, self.pg0.remote_mac)
self.assertEqual(rx[IPv6].src, self.pg0.local_ip6)
self.assertEqual(rx[IPv6].dst, self.pg0.remote_ip6)
+ self.assert_udp_checksum_valid(rx, ignore_zero_checksum=False)
self.assertEqual(rx[VXLAN].vni, 10)
inner = rx[VXLAN].payload
+ self.assertEqual(rx[IPv6].plen - 8 - 8, len(inner))
self.assertEqual(inner[Ether].src, self.pg2.remote_mac)
self.assertEqual(inner[Ether].dst, "02:fe:60:1e:a2:79")
self.assertEqual(inner[IPv6].src, self.pg2.remote_ip6)
self.assertEqual(inner[IPv6].dst, "fd01:3::3")
- size += inner[IPv6].plen - 20
- self.assertEqual(size, 65200)
+ self.assert_tcp_checksum_valid(inner)
+ payload_len = inner[IPv6].plen - 20
+ self.assertEqual(payload_len, len(inner[Raw]))
+ size += payload_len
+ self.assertEqual(size, 65200*5)
+
+ #
+ # disable ipv4/vxlan
+ #
+ self.vxlan2.remove_vpp_config()
+
+ self.vapi.feature_gso_enable_disable(self.pg0.sw_if_index,
+ enable_disable=0)
+
+ def test_gso_ipip(self):
+ """ GSO IPIP test """
+ self.logger.info(self.vapi.cli("sh int addr"))
+ #
+ # Send jumbo frame with gso enabled only on input interface and
+ # create IPIP tunnel on VPP pg0.
+ #
+ self.vapi.feature_gso_enable_disable(self.pg0.sw_if_index)
+
+ #
+ # enable ipip4
+ #
+ self.ipip4.add_vpp_config()
+
+ # Set interface up and enable IP on it
+ self.ipip4.admin_up()
+ self.ipip4.set_unnumbered(self.pg0.sw_if_index)
+
+ # Add IPv4 routes via tunnel interface
+ self.ip4_via_ip4_tunnel = VppIpRoute(
+ self, "172.16.10.0", 24,
+ [VppRoutePath("0.0.0.0",
+ self.ipip4.sw_if_index,
+ proto=FibPathProto.FIB_PATH_NH_PROTO_IP4)])
+ self.ip4_via_ip4_tunnel.add_vpp_config()
+
+ #
+ # IPv4/IPv4 - IPIP
+ #
+ p47 = (Ether(src=self.pg2.remote_mac, dst="02:fe:60:1e:a2:79") /
+ IP(src=self.pg2.remote_ip4, dst="172.16.10.3", flags='DF') /
+ TCP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 65200))
+
+ rxs = self.send_and_expect(self.pg2, 5*[p47], self.pg0, 225)
+ size = 0
+ for rx in rxs:
+ self.assertEqual(rx[Ether].src, self.pg0.local_mac)
+ self.assertEqual(rx[Ether].dst, self.pg0.remote_mac)
+ self.assertEqual(rx[IP].src, self.pg0.local_ip4)
+ self.assertEqual(rx[IP].dst, self.pg0.remote_ip4)
+ self.assert_ip_checksum_valid(rx)
+ self.assertEqual(rx[IP].proto, 4) # ipencap
+ inner = rx[IP].payload
+ self.assertEqual(rx[IP].len - 20, len(inner))
+ self.assertEqual(inner[IP].src, self.pg2.remote_ip4)
+ self.assertEqual(inner[IP].dst, "172.16.10.3")
+ self.assert_ip_checksum_valid(inner)
+ self.assert_tcp_checksum_valid(inner)
+ payload_len = inner[IP].len - 20 - 20
+ self.assertEqual(payload_len, len(inner[Raw]))
+ size += payload_len
+ self.assertEqual(size, 65200*5)
+
+ self.ip6_via_ip4_tunnel = VppIpRoute(
+ self, "fd01:10::", 64,
+ [VppRoutePath("::",
+ self.ipip4.sw_if_index,
+ proto=FibPathProto.FIB_PATH_NH_PROTO_IP6)])
+ self.ip6_via_ip4_tunnel.add_vpp_config()
+ #
+ # IPv4/IPv6 - IPIP
+ #
+ p67 = (Ether(src=self.pg2.remote_mac, dst="02:fe:60:1e:a2:79") /
+ IPv6(src=self.pg2.remote_ip6, dst="fd01:10::3") /
+ TCP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 65200))
+
+ rxs = self.send_and_expect(self.pg2, 5*[p67], self.pg0, 225)
+ size = 0
+ for rx in rxs:
+ self.assertEqual(rx[Ether].src, self.pg0.local_mac)
+ self.assertEqual(rx[Ether].dst, self.pg0.remote_mac)
+ self.assertEqual(rx[IP].src, self.pg0.local_ip4)
+ self.assertEqual(rx[IP].dst, self.pg0.remote_ip4)
+ self.assert_ip_checksum_valid(rx)
+ self.assertEqual(rx[IP].proto, 41) # ipv6
+ inner = rx[IP].payload
+ self.assertEqual(rx[IP].len - 20, len(inner))
+ self.assertEqual(inner[IPv6].src, self.pg2.remote_ip6)
+ self.assertEqual(inner[IPv6].dst, "fd01:10::3")
+ self.assert_tcp_checksum_valid(inner)
+ payload_len = inner[IPv6].plen - 20
+ self.assertEqual(payload_len, len(inner[Raw]))
+ size += payload_len
+ self.assertEqual(size, 65200*5)
+
+ #
+ # Send jumbo frame with gso enabled only on input interface and
+ # create IPIP tunnel on VPP pg0. Enable gso feature node on ipip
+ # tunnel - IPSec use case
+ #
+ self.vapi.feature_gso_enable_disable(self.pg0.sw_if_index,
+ enable_disable=0)
+ self.vapi.feature_gso_enable_disable(self.ipip4.sw_if_index)
+
+ rxs = self.send_and_expect(self.pg2, 5*[p47], self.pg0, 225)
+ size = 0
+ for rx in rxs:
+ self.assertEqual(rx[Ether].src, self.pg0.local_mac)
+ self.assertEqual(rx[Ether].dst, self.pg0.remote_mac)
+ self.assertEqual(rx[IP].src, self.pg0.local_ip4)
+ self.assertEqual(rx[IP].dst, self.pg0.remote_ip4)
+ self.assert_ip_checksum_valid(rx)
+ self.assertEqual(rx[IP].proto, 4) # ipencap
+ inner = rx[IP].payload
+ self.assertEqual(rx[IP].len - 20, len(inner))
+ self.assertEqual(inner[IP].src, self.pg2.remote_ip4)
+ self.assertEqual(inner[IP].dst, "172.16.10.3")
+ self.assert_ip_checksum_valid(inner)
+ self.assert_tcp_checksum_valid(inner)
+ payload_len = inner[IP].len - 20 - 20
+ self.assertEqual(payload_len, len(inner[Raw]))
+ size += payload_len
+ self.assertEqual(size, 65200*5)
+
+ #
+ # disable ipip4
+ #
+ self.vapi.feature_gso_enable_disable(self.ipip4.sw_if_index,
+ enable_disable=0)
+ self.ip4_via_ip4_tunnel.remove_vpp_config()
+ self.ip6_via_ip4_tunnel.remove_vpp_config()
+ self.ipip4.remove_vpp_config()
+
+ #
+ # enable ipip6
+ #
+ self.vapi.feature_gso_enable_disable(self.pg0.sw_if_index)
+ self.ipip6.add_vpp_config()
+
+ # Set interface up and enable IP on it
+ self.ipip6.admin_up()
+ self.ipip6.set_unnumbered(self.pg0.sw_if_index)
+
+ # Add IPv4 routes via tunnel interface
+ self.ip4_via_ip6_tunnel = VppIpRoute(
+ self, "172.16.10.0", 24,
+ [VppRoutePath("0.0.0.0",
+ self.ipip6.sw_if_index,
+ proto=FibPathProto.FIB_PATH_NH_PROTO_IP4)])
+ self.ip4_via_ip6_tunnel.add_vpp_config()
+
+ #
+ # IPv6/IPv4 - IPIP
+ #
+ p48 = (Ether(src=self.pg2.remote_mac, dst="02:fe:60:1e:a2:79") /
+ IP(src=self.pg2.remote_ip4, dst="172.16.10.3", flags='DF') /
+ TCP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 65200))
+
+ rxs = self.send_and_expect(self.pg2, 5*[p48], self.pg0, 225)
+ size = 0
+ for rx in rxs:
+ self.assertEqual(rx[Ether].src, self.pg0.local_mac)
+ self.assertEqual(rx[Ether].dst, self.pg0.remote_mac)
+ self.assertEqual(rx[IPv6].src, self.pg0.local_ip6)
+ self.assertEqual(rx[IPv6].dst, self.pg0.remote_ip6)
+ self.assertEqual(ipv6nh[rx[IPv6].nh], "IP")
+ inner = rx[IPv6].payload
+ self.assertEqual(rx[IPv6].plen, len(inner))
+ self.assertEqual(inner[IP].src, self.pg2.remote_ip4)
+ self.assertEqual(inner[IP].dst, "172.16.10.3")
+ self.assert_ip_checksum_valid(inner)
+ self.assert_tcp_checksum_valid(inner)
+ payload_len = inner[IP].len - 20 - 20
+ self.assertEqual(payload_len, len(inner[Raw]))
+ size += payload_len
+ self.assertEqual(size, 65200*5)
+
+ self.ip6_via_ip6_tunnel = VppIpRoute(
+ self, "fd01:10::", 64,
+ [VppRoutePath("::",
+ self.ipip6.sw_if_index,
+ proto=FibPathProto.FIB_PATH_NH_PROTO_IP6)])
+ self.ip6_via_ip6_tunnel.add_vpp_config()
+
+ #
+ # IPv6/IPv6 - IPIP
+ #
+ p68 = (Ether(src=self.pg2.remote_mac, dst="02:fe:60:1e:a2:79") /
+ IPv6(src=self.pg2.remote_ip6, dst="fd01:10::3") /
+ TCP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 65200))
+
+ rxs = self.send_and_expect(self.pg2, 5*[p68], self.pg0, 225)
+ size = 0
+ for rx in rxs:
+ self.assertEqual(rx[Ether].src, self.pg0.local_mac)
+ self.assertEqual(rx[Ether].dst, self.pg0.remote_mac)
+ self.assertEqual(rx[IPv6].src, self.pg0.local_ip6)
+ self.assertEqual(rx[IPv6].dst, self.pg0.remote_ip6)
+ self.assertEqual(ipv6nh[rx[IPv6].nh], "IPv6")
+ inner = rx[IPv6].payload
+ self.assertEqual(rx[IPv6].plen, len(inner))
+ self.assertEqual(inner[IPv6].src, self.pg2.remote_ip6)
+ self.assertEqual(inner[IPv6].dst, "fd01:10::3")
+ self.assert_tcp_checksum_valid(inner)
+ payload_len = inner[IPv6].plen - 20
+ self.assertEqual(payload_len, len(inner[Raw]))
+ size += payload_len
+ self.assertEqual(size, 65200*5)
+
+ #
+ # disable ipip6
+ #
+ self.ip4_via_ip6_tunnel.remove_vpp_config()
+ self.ip6_via_ip6_tunnel.remove_vpp_config()
+ self.ipip6.remove_vpp_config()
+
+ self.vapi.feature_gso_enable_disable(self.pg0.sw_if_index,
+ enable_disable=0)
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)
Code Review / vpp.git / blobdiff