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-rw-r--r--test/test_ip4.py181
-rw-r--r--test/vpp_ip.py1
2 files changed, 182 insertions, 0 deletions
diff --git a/test/test_ip4.py b/test/test_ip4.py
index fb9b8faa769..3a48274691a 100644
--- a/test/test_ip4.py
+++ b/test/test_ip4.py
@@ -7,6 +7,7 @@ import unittest
import scapy.compat
from scapy.contrib.mpls import MPLS
from scapy.layers.inet import IP, UDP, TCP, ICMP, icmptypes, icmpcodes
+from scapy.layers.inet6 import IPv6
from scapy.layers.l2 import Ether, Dot1Q, ARP
from scapy.packet import Raw
from six import moves
@@ -1460,6 +1461,20 @@ class IPPuntSetup(object):
self.vapi.set_punt(is_add=1, punt=punt_udp)
+ af_ip6 = VppEnum.vl_api_address_family_t.ADDRESS_IP6
+ punt_udp = {
+ 'type': pt_l4,
+ 'punt': {
+ 'l4': {
+ 'af': af_ip6,
+ 'protocol': udp_proto,
+ 'port': 1236,
+ }
+ }
+ }
+
+ self.vapi.set_punt(is_add=1, punt=punt_udp)
+
self.pkt = (Ether(src=self.pg0.remote_mac,
dst=self.pg0.local_mac) /
IP(src=self.pg0.remote_ip4, dst=self.pg0.local_ip4) /
@@ -1569,6 +1584,172 @@ class TestIPPunt(IPPuntSetup, VppTestCase):
self.send_and_expect(self.pg0, pkts, self.pg1)
ip_punt_redirect.remove_vpp_config()
+ def test_ip_punt_vrf(self):
+ """ IP punt/local with VRFs """
+
+ # use a punt redirect to test if for-us packets are accepted
+ pkts = self.pkt * 1025
+
+ vlans_pg0 = [VppDot1QSubint(self, self.pg0, v)
+ for v in range(100, 104)]
+ vlans_pg1 = [VppDot1QSubint(self, self.pg1, v)
+ for v in range(100, 104)]
+ tbl4 = [VppIpTable(self, v).add_vpp_config()
+ for v in range(100, 104)]
+ tbl6 = [VppIpTable(self, v, True).add_vpp_config()
+ for v in range(100, 104)]
+
+ for v in vlans_pg0 + vlans_pg1:
+ v.admin_up()
+ v.set_table_ip4(v.vlan)
+ v.set_table_ip6(v.vlan)
+ v.config_ip4()
+ v.config_ip6()
+ v.resolve_arp()
+ v.resolve_ndp()
+
+ [VppIpPuntRedirect
+ (self,
+ vlans_pg0[i].sw_if_index,
+ vlans_pg1[i].sw_if_index,
+ vlans_pg1[i].remote_ip4).add_vpp_config()
+ for i in range(4)]
+ [VppIpPuntRedirect
+ (self,
+ vlans_pg0[i].sw_if_index,
+ vlans_pg1[i].sw_if_index,
+ vlans_pg1[i].remote_ip6).add_vpp_config()
+ for i in range(4)]
+
+ pkts = [(Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ Dot1Q(vlan=i.vlan) /
+ IP(src=i.remote_ip4,
+ dst=i.local_ip4) /
+ UDP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 100))
+ for i in vlans_pg0]
+
+ self.send_and_expect(self.pg0, pkts, self.pg1)
+
+ #
+ # IPv4
+ #
+
+ # we reject packets for source addresses in the wrong vlan/VRF
+ pkts = [(Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ Dot1Q(vlan=i.vlan) /
+ IP(src="1.1.1.1",
+ dst=i.local_ip4) /
+ UDP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 100))
+ for i in vlans_pg0]
+ # single and dual loop
+ self.send_and_assert_no_replies(self.pg0, [pkts[0]])
+ self.send_and_assert_no_replies(self.pg0, pkts)
+
+ self.assert_error_counter_equal(
+ "/err/ip4-local/ip4 source lookup miss",
+ len(pkts) + 1)
+
+ # using the same source in different tables, should reject
+ # for the table that the source is not present in
+ # the first packet in the stream is drop
+ pkts = [(Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ Dot1Q(vlan=i.vlan) /
+ IP(src=vlans_pg0[0].remote_ip4,
+ dst=i.local_ip4) /
+ UDP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 100))
+ for i in vlans_pg0]
+ # single loop accept and drop
+ # followed by both in the same frame/loop
+ self.send_and_expect(self.pg0, [pkts[0]], self.pg1)
+ self.send_and_assert_no_replies(self.pg0, [pkts[1]])
+ self.send_and_expect(self.pg0, pkts * 4, self.pg1, n_rx=4)
+
+ # using the same source in different tables, should reject
+ # for the table that the source is not present in
+ # the first packet in the stream is accept
+ pkts = [(Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ Dot1Q(vlan=i.vlan) /
+ IP(src=vlans_pg0[3].remote_ip4,
+ dst=i.local_ip4) /
+ UDP(sport=1234, dport=1234) /
+ Raw(b'\xa5' * 100))
+ for i in vlans_pg0]
+
+ # single loop accept and drop
+ # followed by both in the same frame/loop
+ self.send_and_expect(self.pg0, [pkts[3]], self.pg1)
+ self.send_and_assert_no_replies(self.pg0, [pkts[1]])
+ self.send_and_expect(self.pg0, pkts * 4, self.pg1, n_rx=4)
+
+ #
+ # IPv6
+ #
+
+ # we reject packets for source addresses in the wrong vlan/VRF
+ pkts = [(Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ Dot1Q(vlan=i.vlan) /
+ IPv6(src="1::1",
+ dst=i.local_ip6) /
+ UDP(sport=1236, dport=1236) /
+ Raw(b'\xa5' * 100))
+ for i in vlans_pg0]
+ # single and dual loop
+ self.send_and_assert_no_replies(self.pg0, [pkts[0]])
+ self.send_and_assert_no_replies(self.pg0, pkts)
+
+ self.assert_error_counter_equal(
+ "/err/ip6-input/ip6 source lookup miss",
+ len(pkts) + 1)
+
+ # using the same source in different tables, should reject
+ # for the table that the source is not present in
+ # the first packet in the stream is drop
+ pkts = [(Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ Dot1Q(vlan=i.vlan) /
+ IPv6(src=vlans_pg0[0].remote_ip6,
+ dst=i.local_ip6) /
+ UDP(sport=1236, dport=1236) /
+ Raw(b'\xa5' * 100))
+ for i in vlans_pg0]
+ # single loop accept and drop
+ # followed by both in the same frame/loop
+ self.send_and_expect(self.pg0, [pkts[0]], self.pg1)
+ self.send_and_assert_no_replies(self.pg0, [pkts[1]])
+ self.send_and_expect(self.pg0, pkts * 4, self.pg1, n_rx=4)
+
+ # using the same source in different tables, should reject
+ # for the table that the source is not present in
+ # the first packet in the stream is accept
+ pkts = [(Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ Dot1Q(vlan=i.vlan) /
+ IPv6(src=vlans_pg0[3].remote_ip6,
+ dst=i.local_ip6) /
+ UDP(sport=1236, dport=1236) /
+ Raw(b'\xa5' * 100))
+ for i in vlans_pg0]
+
+ # single loop accept and drop
+ # followed by both in the same frame/loop
+ self.send_and_expect(self.pg0, [pkts[3]], self.pg1)
+ self.send_and_assert_no_replies(self.pg0, [pkts[1]])
+ self.send_and_expect(self.pg0, pkts * 4, self.pg1, n_rx=4)
+
+ for v in vlans_pg0 + vlans_pg1:
+ v.unconfig_ip4()
+ v.unconfig_ip6()
+ v.set_table_ip4(0)
+ v.set_table_ip6(0)
+
def test_ip_punt_dump(self):
""" IP4 punt redirect dump"""
diff --git a/test/vpp_ip.py b/test/vpp_ip.py
index 81305b2dd9b..48b6b9d2da6 100644
--- a/test/vpp_ip.py
+++ b/test/vpp_ip.py
@@ -168,6 +168,7 @@ class VppIpPuntRedirect(VppObject):
def add_vpp_config(self):
self._test.vapi.ip_punt_redirect(punt=self.encode(), is_add=True)
self._test.registry.register(self, self._test.logger)
+ return self
def remove_vpp_config(self):
self._test.vapi.ip_punt_redirect(punt=self.encode(), is_add=False)