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-rw-r--r--test/test_dhcp.py16
-rw-r--r--test/test_ip6.py131
-rw-r--r--test/test_ip_mcast.py612
-rw-r--r--test/test_mfib.py23
-rw-r--r--test/vpp_interface.py3
-rw-r--r--test/vpp_ip_route.py101
-rw-r--r--test/vpp_papi_provider.py34
7 files changed, 823 insertions, 97 deletions
diff --git a/test/test_dhcp.py b/test/test_dhcp.py
index bdff679c6b2..04ab2e111ab 100644
--- a/test/test_dhcp.py
+++ b/test/test_dhcp.py
@@ -4,8 +4,6 @@ import unittest
import socket
from framework import VppTestCase, VppTestRunner
-from vpp_ip_route import IpRoute, RoutePath
-from vpp_lo_interface import VppLoInterface
from scapy.layers.l2 import Ether, getmacbyip
from scapy.layers.inet import IP, UDP, ICMP
@@ -482,17 +480,6 @@ class TestDHCP(VppTestCase):
server_addr_vrf1 = self.pg1.remote_ip6n
src_addr_vrf1 = self.pg1.local_ip6n
- #
- # Add the Route to receive the DHCP packets
- #
- route_dhcp_vrf0 = IpRoute(self, dhcp_solicit_dst, 128,
- [], is_local=1, is_ip6=1)
- route_dhcp_vrf0.add_vpp_config()
- route_dhcp_vrf1 = IpRoute(self, dhcp_solicit_dst, 128,
- [], is_local=1, is_ip6=1,
- table_id=1)
- route_dhcp_vrf1.add_vpp_config()
-
dmac = in6_getnsmac(inet_pton(socket.AF_INET6, dhcp_solicit_dst))
p_solicit_vrf0 = (Ether(dst=dmac, src=self.pg2.remote_mac) /
IPv6(src=dhcp_solicit_src_vrf0,
@@ -732,8 +719,5 @@ class TestDHCP(VppTestCase):
is_ipv6=1,
is_add=0)
- route_dhcp_vrf0.remove_vpp_config()
- route_dhcp_vrf1.remove_vpp_config()
-
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)
diff --git a/test/test_ip6.py b/test/test_ip6.py
index ea669b708a6..e188970ac10 100644
--- a/test/test_ip6.py
+++ b/test/test_ip6.py
@@ -5,6 +5,7 @@ import socket
from framework import VppTestCase, VppTestRunner
from vpp_sub_interface import VppSubInterface, VppDot1QSubint
+from vpp_pg_interface import is_ipv6_misc
from scapy.packet import Raw
from scapy.layers.l2 import Ether, Dot1Q
@@ -12,10 +13,9 @@ from scapy.layers.inet6 import IPv6, UDP, ICMPv6ND_NS, ICMPv6ND_RS, \
ICMPv6ND_RA, ICMPv6NDOptSrcLLAddr, getmacbyip6, ICMPv6MRD_Solicitation
from util import ppp
from scapy.utils6 import in6_getnsma, in6_getnsmac, in6_ptop, in6_islladdr, \
- in6_mactoifaceid
+ in6_mactoifaceid, in6_ismaddr
from scapy.utils import inet_pton, inet_ntop
-
def mk_ll_addr(mac):
euid = in6_mactoifaceid(mac)
addr = "fe80::" + euid
@@ -287,28 +287,39 @@ class TestIPv6(VppTestCase):
self.send_and_assert_no_replies(self.pg0, pkts,
"No response to NS for unknown target")
- def send_and_expect_ra(self, intf, pkts, remark, src_ip=None):
- if not src_ip:
- src_ip = intf.remote_ip6
- intf.add_stream(pkts)
- self.pg0.add_stream(pkts)
- self.pg_enable_capture(self.pg_interfaces)
- self.pg_start()
- rx = intf.get_capture(1)
+ def validate_ra(self, intf, rx, dst_ip=None):
+ if not dst_ip:
+ dst_ip = intf.remote_ip6
- self.assertEqual(len(rx), 1)
- rx = rx[0]
+ # unicasted packets must come to the unicast mac
+ self.assertEqual(rx[Ether].dst, intf.remote_mac)
+
+ # and from the router's MAC
+ self.assertEqual(rx[Ether].src, intf.local_mac)
# the rx'd RA should be addressed to the sender's source
self.assertTrue(rx.haslayer(ICMPv6ND_RA))
self.assertEqual(in6_ptop(rx[IPv6].dst),
- in6_ptop(src_ip))
+ in6_ptop(dst_ip))
# and come from the router's link local
self.assertTrue(in6_islladdr(rx[IPv6].src))
self.assertEqual(in6_ptop(rx[IPv6].src),
in6_ptop(mk_ll_addr(intf.local_mac)))
+
+ def send_and_expect_ra(self, intf, pkts, remark, dst_ip=None,
+ filter_out_fn=is_ipv6_misc):
+ intf.add_stream(pkts)
+ self.pg0.add_stream(pkts)
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+ rx = intf.get_capture(1, filter_out_fn=filter_out_fn)
+
+ self.assertEqual(len(rx), 1)
+ rx = rx[0]
+ self.validate_ra(intf, rx, dst_ip)
+
def test_rs(self):
""" IPv6 Router Solicitation Exceptions
@@ -319,6 +330,9 @@ class TestIPv6(VppTestCase):
# Before we begin change the IPv6 RA responses to use the unicast
# address - that way we will not confuse them with the periodic
# RAs which go to the mcast address
+ # Sit and wait for the first periodic RA.
+ #
+ # TODO
#
self.pg0.ip6_ra_config(send_unicast=1)
@@ -365,8 +379,23 @@ class TestIPv6(VppTestCase):
IPv6(dst=self.pg0.local_ip6, src=ll) /
ICMPv6ND_RS())
pkts = [p]
- self.send_and_expect_ra(
- self.pg0, pkts, "RS sourced from link-local", src_ip=ll)
+ self.send_and_expect_ra(self.pg0, pkts,
+ "RS sourced from link-local",
+ dst_ip=ll)
+
+ #
+ # Send the RS multicast
+ #
+ self.pg0.ip6_ra_config(send_unicast=1)
+ dmac = in6_getnsmac(inet_pton(socket.AF_INET6, "ff02::2"))
+ ll = mk_ll_addr(self.pg0.remote_mac)
+ p = (Ether(dst=dmac, src=self.pg0.remote_mac) /
+ IPv6(dst="ff02::2", src=ll) /
+ ICMPv6ND_RS())
+ pkts = [p]
+ self.send_and_expect_ra(self.pg0, pkts,
+ "RS sourced from link-local",
+ dst_ip=ll)
#
# Source from the unspecified address ::. This happens when the RS
@@ -376,74 +405,20 @@ class TestIPv6(VppTestCase):
# If we happen to pick up the periodic RA at this point then so be it,
# it's not an error.
#
- self.pg0.ip6_ra_config(send_unicast=1)
- p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
- IPv6(dst=self.pg0.local_ip6, src="::") /
+ self.pg0.ip6_ra_config(send_unicast=1, suppress=1)
+ p = (Ether(dst=dmac, src=self.pg0.remote_mac) /
+ IPv6(dst="ff02::2", src="::") /
ICMPv6ND_RS())
pkts = [p]
-
- self.pg0.add_stream(pkts)
- self.pg0.add_stream(pkts)
- self.pg_enable_capture(self.pg_interfaces)
- self.pg_start()
- capture = self.pg0.get_capture(1, filter_out_fn=None)
- found = 0
- for rx in capture:
- if (rx.haslayer(ICMPv6ND_RA)):
- # and come from the router's link local
- self.assertTrue(in6_islladdr(rx[IPv6].src))
- self.assertEqual(in6_ptop(rx[IPv6].src),
- in6_ptop(mk_ll_addr(self.pg0.local_mac)))
- # sent to the all hosts mcast
- self.assertEqual(in6_ptop(rx[IPv6].dst), "ff02::1")
-
- found = 1
- self.assertTrue(found)
-
- @unittest.skip("Unsupported")
- def test_mrs(self):
- """ IPv6 Multicast Router Solicitation Exceptions
-
- Test scenario:
- """
-
- #
- # An RS from a link source address
- # - expect an RA in return
- #
- nsma = in6_getnsma(inet_pton(socket.AF_INET6, self.pg0.local_ip6))
- d = inet_ntop(socket.AF_INET6, nsma)
-
- p = (Ether(dst=getmacbyip6("ff02::2")) /
- IPv6(dst=d, src=self.pg0.remote_ip6) /
- ICMPv6MRD_Solicitation())
- pkts = [p]
-
- self.pg0.add_stream(pkts)
- self.pg_enable_capture(self.pg_interfaces)
- self.pg_start()
- self.pg0.assert_nothing_captured(
- remark="No response to NS source by address not on sub-net")
+ self.send_and_expect_ra(self.pg0, pkts,
+ "RS sourced from unspecified",
+ dst_ip="ff02::1",
+ filter_out_fn=None)
#
- # An RS from a non link source address
+ # Reset the periodic advertisements back to default values
#
- nsma = in6_getnsma(inet_pton(socket.AF_INET6, self.pg0.local_ip6))
- d = inet_ntop(socket.AF_INET6, nsma)
-
- p = (Ether(dst=getmacbyip6("ff02::2")) /
- IPv6(dst=d, src="2002::2") /
- ICMPv6MRD_Solicitation())
- pkts = [p]
-
- self.send_and_assert_no_replies(self.pg0, pkts,
- "RA rate limited")
- self.pg0.add_stream(pkts)
- self.pg_enable_capture(self.pg_interfaces)
- self.pg_start()
- self.pg0.assert_nothing_captured(
- remark="No response to NS source by address not on sub-net")
-
+ self.pg0.ip6_ra_config(no=1, suppress=1, send_unicast=0)
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)
diff --git a/test/test_ip_mcast.py b/test/test_ip_mcast.py
new file mode 100644
index 00000000000..028853d2809
--- /dev/null
+++ b/test/test_ip_mcast.py
@@ -0,0 +1,612 @@
+#!/usr/bin/env python
+
+import unittest
+
+from framework import VppTestCase, VppTestRunner
+from vpp_sub_interface import VppSubInterface, VppDot1QSubint, VppDot1ADSubint
+from vpp_ip_route import IpMRoute, MRoutePath, MFibSignal
+
+from scapy.packet import Raw
+from scapy.layers.l2 import Ether
+from scapy.layers.inet import IP, UDP, getmacbyip
+from scapy.layers.inet6 import IPv6, getmacbyip6
+from util import ppp
+
+
+class MRouteItfFlags:
+ MFIB_ITF_FLAG_NONE = 0
+ MFIB_ITF_FLAG_NEGATE_SIGNAL = 1
+ MFIB_ITF_FLAG_ACCEPT = 2
+ MFIB_ITF_FLAG_FORWARD = 4
+ MFIB_ITF_FLAG_SIGNAL_PRESENT = 8
+ MFIB_ITF_FLAG_INTERNAL_COPY = 16
+
+
+class MRouteEntryFlags:
+ MFIB_ENTRY_FLAG_NONE = 0
+ MFIB_ENTRY_FLAG_SIGNAL = 1
+ MFIB_ENTRY_FLAG_DROP = 2
+ MFIB_ENTRY_FLAG_CONNECTED = 4
+ MFIB_ENTRY_FLAG_INHERIT_ACCEPT = 8
+
+
+class TestIPMcast(VppTestCase):
+ """ IP Multicast Test Case """
+
+ def setUp(self):
+ super(TestIPMcast, self).setUp()
+
+ # create 4 pg interfaces
+ self.create_pg_interfaces(range(4))
+
+ # setup interfaces
+ for i in self.pg_interfaces:
+ i.admin_up()
+ i.config_ip4()
+ i.config_ip6()
+ i.resolve_arp()
+ i.resolve_ndp()
+
+ def create_stream_ip4(self, src_if, src_ip, dst_ip):
+ pkts = []
+ for i in range(0, 65):
+ info = self.create_packet_info(src_if, src_if)
+ payload = self.info_to_payload(info)
+ p = (Ether(dst=src_if.local_mac, src=src_if.remote_mac) /
+ IP(src=src_ip, dst=dst_ip) /
+ UDP(sport=1234, dport=1234) /
+ Raw(payload))
+ info.data = p.copy()
+ pkts.append(p)
+ return pkts
+
+ def create_stream_ip6(self, src_if, src_ip, dst_ip):
+ pkts = []
+ for i in range(0, 65):
+ info = self.create_packet_info(src_if, src_if)
+ payload = self.info_to_payload(info)
+ p = (Ether(dst=src_if.local_mac, src=src_if.remote_mac) /
+ IPv6(src=src_ip, dst=dst_ip) /
+ UDP(sport=1234, dport=1234) /
+ Raw(payload))
+ info.data = p.copy()
+ pkts.append(p)
+ return pkts
+
+ def verify_filter(self, capture, sent):
+ if not len(capture) == len(sent):
+ # filter out any IPv6 RAs from the captur
+ for p in capture:
+ if (p.haslayer(IPv6)):
+ capture.remove(p)
+ return capture
+
+ def verify_capture_ip4(self, src_if, sent):
+ rxd = self.pg1.get_capture(65)
+
+ try:
+ capture = self.verify_filter(rxd, sent)
+
+ self.assertEqual(len(capture), len(sent))
+
+ for i in range(len(capture)):
+ tx = sent[i]
+ rx = capture[i]
+
+ # the rx'd packet has the MPLS label popped
+ eth = rx[Ether]
+ self.assertEqual(eth.type, 0x800)
+
+ tx_ip = tx[IP]
+ rx_ip = rx[IP]
+
+ # check the MAC address on the RX'd packet is correctly formed
+ self.assertEqual(eth.dst, getmacbyip(rx_ip.dst))
+
+ self.assertEqual(rx_ip.src, tx_ip.src)
+ self.assertEqual(rx_ip.dst, tx_ip.dst)
+ # IP processing post pop has decremented the TTL
+ self.assertEqual(rx_ip.ttl + 1, tx_ip.ttl)
+
+ except:
+ raise
+
+ def verify_capture_ip6(self, src_if, sent):
+ capture = self.pg1.get_capture(65)
+
+ self.assertEqual(len(capture), len(sent))
+
+ for i in range(len(capture)):
+ tx = sent[i]
+ rx = capture[i]
+
+ # the rx'd packet has the MPLS label popped
+ eth = rx[Ether]
+ self.assertEqual(eth.type, 0x86DD)
+
+ tx_ip = tx[IPv6]
+ rx_ip = rx[IPv6]
+
+ # check the MAC address on the RX'd packet is correctly formed
+ self.assertEqual(eth.dst, getmacbyip6(rx_ip.dst))
+
+ self.assertEqual(rx_ip.src, tx_ip.src)
+ self.assertEqual(rx_ip.dst, tx_ip.dst)
+ # IP processing post pop has decremented the TTL
+ self.assertEqual(rx_ip.hlim + 1, tx_ip.hlim)
+
+ def test_ip_mcast(self):
+ """ IP Multicast Replication """
+
+ #
+ # a stream that matches the default route. gets dropped.
+ #
+ self.vapi.cli("clear trace")
+ tx = self.create_stream_ip4(self.pg0, "1.1.1.1", "232.1.1.1")
+ self.pg0.add_stream(tx)
+
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+
+ self.pg0.assert_nothing_captured(
+ remark="IP multicast packets forwarded on default route")
+
+ #
+ # A (*,G).
+ # one accepting interface, pg0, 3 forwarding interfaces
+ #
+ route_232_1_1_1 = IpMRoute(
+ self,
+ "0.0.0.0",
+ "232.1.1.1", 32,
+ MRouteEntryFlags.MFIB_ENTRY_FLAG_NONE,
+ [MRoutePath(self.pg0.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_ACCEPT),
+ MRoutePath(self.pg1.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_FORWARD),
+ MRoutePath(self.pg2.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_FORWARD),
+ MRoutePath(self.pg3.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_FORWARD)])
+ route_232_1_1_1.add_vpp_config()
+
+ #
+ # An (S,G).
+ # one accepting interface, pg0, 2 forwarding interfaces
+ #
+ route_1_1_1_1_232_1_1_1 = IpMRoute(
+ self,
+ "1.1.1.1",
+ "232.1.1.1", 64,
+ MRouteEntryFlags.MFIB_ENTRY_FLAG_NONE,
+ [MRoutePath(self.pg0.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_ACCEPT),
+ MRoutePath(self.pg1.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_FORWARD),
+ MRoutePath(self.pg2.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_FORWARD)])
+ route_1_1_1_1_232_1_1_1.add_vpp_config()
+
+ #
+ # An (*,G/m).
+ # one accepting interface, pg0, 1 forwarding interfaces
+ #
+ route_232 = IpMRoute(
+ self,
+ "0.0.0.0",
+ "232.0.0.0", 8,
+ MRouteEntryFlags.MFIB_ENTRY_FLAG_NONE,
+ [MRoutePath(self.pg0.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_ACCEPT),
+ MRoutePath(self.pg1.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_FORWARD)])
+ route_232.add_vpp_config()
+
+ #
+ # a stream that matches the route for (1.1.1.1,232.1.1.1)
+ #
+ self.vapi.cli("clear trace")
+ tx = self.create_stream_ip4(self.pg0, "1.1.1.1", "232.1.1.1")
+ self.pg0.add_stream(tx)
+
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+
+ # We expect replications on Pg1, 2,
+ self.verify_capture_ip4(self.pg1, tx)
+ self.verify_capture_ip4(self.pg2, tx)
+
+ # no replications on Pg0
+ self.pg0.assert_nothing_captured(
+ remark="IP multicast packets forwarded on PG0")
+ self.pg3.assert_nothing_captured(
+ remark="IP multicast packets forwarded on PG3")
+
+ #
+ # a stream that matches the route for (*,232.0.0.0/8)
+ # Send packets with the 9th bit set so we test the correct clearing
+ # of that bit in the mac rewrite
+ #
+ self.vapi.cli("clear trace")
+ tx = self.create_stream_ip4(self.pg0, "1.1.1.1", "232.255.255.255")
+ self.pg0.add_stream(tx)
+
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+
+ # We expect replications on Pg1 only
+ self.verify_capture_ip4(self.pg1, tx)
+
+ # no replications on Pg0, Pg2 not Pg3
+ self.pg0.assert_nothing_captured(
+ remark="IP multicast packets forwarded on PG0")
+ self.pg2.assert_nothing_captured(
+ remark="IP multicast packets forwarded on PG2")
+ self.pg3.assert_nothing_captured(
+ remark="IP multicast packets forwarded on PG3")
+
+ #
+ # a stream that matches the route for (*,232.1.1.1)
+ #
+ self.vapi.cli("clear trace")
+ tx = self.create_stream_ip4(self.pg0, "1.1.1.2", "232.1.1.1")
+ self.pg0.add_stream(tx)
+
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+
+ # We expect replications on Pg1, 2, 3.
+ self.verify_capture_ip4(self.pg1, tx)
+ self.verify_capture_ip4(self.pg2, tx)
+ self.verify_capture_ip4(self.pg3, tx)
+
+ # no replications on Pg0
+ self.pg0.assert_nothing_captured(
+ remark="IP multicast packets forwarded on PG0")
+
+ route_232_1_1_1.remove_vpp_config()
+ route_1_1_1_1_232_1_1_1.remove_vpp_config()
+ route_232.remove_vpp_config()
+
+ def test_ip6_mcast(self):
+ """ IPv6 Multicast Replication """
+
+ #
+ # a stream that matches the default route. gets dropped.
+ #
+ self.vapi.cli("clear trace")
+ tx = self.create_stream_ip6(self.pg0, "2001::1", "ff01::1")
+ self.pg0.add_stream(tx)
+
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+
+ self.pg0.assert_nothing_captured(
+ remark="IPv6 multicast packets forwarded on default route")
+
+ #
+ # A (*,G).
+ # one accepting interface, pg0, 3 forwarding interfaces
+ #
+ route_ff01_1 = IpMRoute(
+ self,
+ "::",
+ "ff01::1", 128,
+ MRouteEntryFlags.MFIB_ENTRY_FLAG_NONE,
+ [MRoutePath(self.pg0.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_ACCEPT),
+ MRoutePath(self.pg1.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_FORWARD),
+ MRoutePath(self.pg2.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_FORWARD),
+ MRoutePath(self.pg3.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_FORWARD)],
+ is_ip6=1)
+ route_ff01_1.add_vpp_config()
+
+ #
+ # An (S,G).
+ # one accepting interface, pg0, 2 forwarding interfaces
+ #
+ route_2001_ff01_1 = IpMRoute(
+ self,
+ "2001::1",
+ "ff01::1", 256,
+ MRouteEntryFlags.MFIB_ENTRY_FLAG_NONE,
+ [MRoutePath(self.pg0.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_ACCEPT),
+ MRoutePath(self.pg1.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_FORWARD),
+ MRoutePath(self.pg2.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_FORWARD)],
+ is_ip6=1)
+ route_2001_ff01_1.add_vpp_config()
+
+ #
+ # An (*,G/m).
+ # one accepting interface, pg0, 1 forwarding interface
+ #
+ route_ff01 = IpMRoute(
+ self,
+ "::",
+ "ff01::", 16,
+ MRouteEntryFlags.MFIB_ENTRY_FLAG_NONE,
+ [MRoutePath(self.pg0.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_ACCEPT),
+ MRoutePath(self.pg1.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_FORWARD)],
+ is_ip6=1)
+ route_ff01.add_vpp_config()
+
+ #
+ # a stream that matches the route for (*, ff01::/16)
+ #
+ self.vapi.cli("clear trace")
+ tx = self.create_stream_ip6(self.pg0, "2002::1", "ff01:2::255")
+ self.pg0.add_stream(tx)
+
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+
+ # We expect replications on Pg1
+ self.verify_capture_ip6(self.pg1, tx)
+
+ # no replications on Pg0, Pg3
+ self.pg0.assert_nothing_captured(
+ remark="IP multicast packets forwarded on PG0")
+ self.pg2.assert_nothing_captured(
+ remark="IP multicast packets forwarded on PG2")
+ self.pg3.assert_nothing_captured(
+ remark="IP multicast packets forwarded on PG3")
+
+ #
+ # a stream that matches the route for (*,ff01::1)
+ #
+ self.vapi.cli("clear trace")
+ tx = self.create_stream_ip6(self.pg0, "2002::2", "ff01::1")
+ self.pg0.add_stream(tx)
+
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+
+ # We expect replications on Pg1, 2, 3.
+ self.verify_capture_ip6(self.pg1, tx)
+ self.verify_capture_ip6(self.pg2, tx)
+ self.verify_capture_ip6(self.pg3, tx)
+
+ # no replications on Pg0
+ self.pg0.assert_nothing_captured(
+ remark="IPv6 multicast packets forwarded on PG0")
+
+ #
+ # a stream that matches the route for (2001::1, ff00::1)
+ #
+ self.vapi.cli("clear trace")
+ tx = self.create_stream_ip6(self.pg0, "2001::1", "ff01::1")
+ self.pg0.add_stream(tx)
+
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+
+ # We expect replications on Pg1, 2,
+ self.verify_capture_ip6(self.pg1, tx)
+ self.verify_capture_ip6(self.pg2, tx)
+
+ # no replications on Pg0, Pg3
+ self.pg0.assert_nothing_captured(
+ remark="IP multicast packets forwarded on PG0")
+ self.pg3.assert_nothing_captured(
+ remark="IP multicast packets forwarded on PG3")
+
+ route_ff01.remove_vpp_config()
+ route_ff01_1.remove_vpp_config()
+ route_2001_ff01_1.remove_vpp_config()
+
+ def _mcast_connected_send_stream(self, dst_ip):
+ self.vapi.cli("clear trace")
+ tx = self.create_stream_ip4(self.pg0,
+ self.pg0.remote_ip4,
+ dst_ip)
+ self.pg0.add_stream(tx)
+
+ self.pg_enable_capture(self.pg_interfaces)
+ self.pg_start()
+
+ # We expect replications on Pg1.
+ self.verify_capture_ip4(self.pg1, tx)
+
+ return tx
+
+ def test_ip_mcast_connected(self):
+ """ IP Multicast Connected Source check """
+
+ #
+ # A (*,G).
+ # one accepting interface, pg0, 1 forwarding interfaces
+ #
+ route_232_1_1_1 = IpMRoute(
+ self,
+ "0.0.0.0",
+ "232.1.1.1", 32,
+ MRouteEntryFlags.MFIB_ENTRY_FLAG_NONE,
+ [MRoutePath(self.pg0.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_ACCEPT),
+ MRoutePath(self.pg1.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_FORWARD)])
+
+ route_232_1_1_1.add_vpp_config()
+ route_232_1_1_1.update_entry_flags(
+ MRouteEntryFlags.MFIB_ENTRY_FLAG_CONNECTED)
+
+ #
+ # Now the (*,G) is present, send from connected source
+ #
+ tx = self._mcast_connected_send_stream("232.1.1.1")
+
+ #
+ # Constrct a representation of the signal we expect on pg0
+ #
+ signal_232_1_1_1_itf_0 = MFibSignal(self,
+ route_232_1_1_1,
+ self.pg0.sw_if_index,
+ tx[0])
+
+ #
+ # read the only expected signal
+ #
+ signals = self.vapi.mfib_signal_dump()
+
+ self.assertEqual(1, len(signals))
+
+ signal_232_1_1_1_itf_0.compare(signals[0])
+
+ #
+ # reading the signal allows for the generation of another
+ # so send more packets and expect the next signal
+ #
+ tx = self._mcast_connected_send_stream("232.1.1.1")
+
+ signals = self.vapi.mfib_signal_dump()
+ self.assertEqual(1, len(signals))
+ signal_232_1_1_1_itf_0.compare(signals[0])
+
+ #
+ # A Second entry with connected check
+ # one accepting interface, pg0, 1 forwarding interfaces
+ #
+ route_232_1_1_2 = IpMRoute(
+ self,
+ "0.0.0.0",
+ "232.1.1.2", 32,
+ MRouteEntryFlags.MFIB_ENTRY_FLAG_NONE,
+ [MRoutePath(self.pg0.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_ACCEPT),
+ MRoutePath(self.pg1.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_FORWARD)])
+
+ route_232_1_1_2.add_vpp_config()
+ route_232_1_1_2.update_entry_flags(
+ MRouteEntryFlags.MFIB_ENTRY_FLAG_CONNECTED)
+
+ #
+ # Send traffic to both entries. One read should net us two signals
+ #
+ signal_232_1_1_2_itf_0 = MFibSignal(self,
+ route_232_1_1_2,
+ self.pg0.sw_if_index,
+ tx[0])
+ tx = self._mcast_connected_send_stream("232.1.1.1")
+ tx2 = self._mcast_connected_send_stream("232.1.1.2")
+
+ #
+ # read the only expected signal
+ #
+ signals = self.vapi.mfib_signal_dump()
+
+ self.assertEqual(2, len(signals))
+
+ signal_232_1_1_1_itf_0.compare(signals[1])
+ signal_232_1_1_2_itf_0.compare(signals[0])
+
+ route_232_1_1_1.remove_vpp_config()
+ route_232_1_1_2.remove_vpp_config()
+
+ def test_ip_mcast_signal(self):
+ """ IP Multicast Signal """
+
+ #
+ # A (*,G).
+ # one accepting interface, pg0, 1 forwarding interfaces
+ #
+ route_232_1_1_1 = IpMRoute(
+ self,
+ "0.0.0.0",
+ "232.1.1.1", 32,
+ MRouteEntryFlags.MFIB_ENTRY_FLAG_NONE,
+ [MRoutePath(self.pg0.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_ACCEPT),
+ MRoutePath(self.pg1.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_FORWARD)])
+
+ route_232_1_1_1.add_vpp_config()
+ route_232_1_1_1.update_entry_flags(
+ MRouteEntryFlags.MFIB_ENTRY_FLAG_SIGNAL)
+
+ #
+ # Now the (*,G) is present, send from connected source
+ #
+ tx = self._mcast_connected_send_stream("232.1.1.1")
+
+ #
+ # Constrct a representation of the signal we expect on pg0
+ #
+ signal_232_1_1_1_itf_0 = MFibSignal(self,
+ route_232_1_1_1,
+ self.pg0.sw_if_index,
+ tx[0])
+
+ #
+ # read the only expected signal
+ #
+ signals = self.vapi.mfib_signal_dump()
+
+ self.assertEqual(1, len(signals))
+
+ signal_232_1_1_1_itf_0.compare(signals[0])
+
+ #
+ # reading the signal allows for the generation of another
+ # so send more packets and expect the next signal
+ #
+ tx = self._mcast_connected_send_stream("232.1.1.1")
+
+ signals = self.vapi.mfib_signal_dump()
+ self.assertEqual(1, len(signals))
+ signal_232_1_1_1_itf_0.compare(signals[0])
+
+ #
+ # Set the negate-signal on the accepting interval - the signals
+ # should stop
+ #
+ route_232_1_1_1.update_path_flags(
+ self.pg0.sw_if_index,
+ (MRouteItfFlags.MFIB_ITF_FLAG_ACCEPT |
+ MRouteItfFlags.MFIB_ITF_FLAG_NEGATE_SIGNAL))
+
+ tx = self._mcast_connected_send_stream("232.1.1.1")
+
+ signals = self.vapi.mfib_signal_dump()
+ self.assertEqual(0, len(signals))
+
+ #
+ # Clear the SIGNAL flag on the entry and the signals should
+ # come back since the interface is still NEGATE-SIGNAL
+ #
+ route_232_1_1_1.update_entry_flags(
+ MRouteEntryFlags.MFIB_ENTRY_FLAG_NONE)
+
+ tx = self._mcast_connected_send_stream("232.1.1.1")
+
+ signals = self.vapi.mfib_signal_dump()
+ self.assertEqual(1, len(signals))
+ signal_232_1_1_1_itf_0.compare(signals[0])
+
+ #
+ # Lastly remove the NEGATE-SIGNAL from the interface and the
+ # signals should stop
+ #
+ route_232_1_1_1.update_path_flags(self.pg0.sw_if_index,
+ MRouteItfFlags.MFIB_ITF_FLAG_ACCEPT)
+
+ tx = self._mcast_connected_send_stream("232.1.1.1")
+ signals = self.vapi.mfib_signal_dump()
+ self.assertEqual(0, len(signals))
+
+ #
+ # Cleanup
+ #
+ route_232_1_1_1.remove_vpp_config()
+
+
+if __name__ == '__main__':
+ unittest.main(testRunner=VppTestRunner)
diff --git a/test/test_mfib.py b/test/test_mfib.py
new file mode 100644
index 00000000000..4d0d2a3f074
--- /dev/null
+++ b/test/test_mfib.py
@@ -0,0 +1,23 @@
+#!/usr/bin/env python
+
+import unittest
+
+from framework import VppTestCase, VppTestRunner
+
+
+class TestMFIB(VppTestCase):
+ """ MFIB Test Case """
+
+ def setUp(self):
+ super(TestMFIB, self).setUp()
+
+ def test_mfib(self):
+ """ MFIB Unit Tests """
+ error = self.vapi.cli("test mfib")
+
+ if error:
+ self.logger.critical(error)
+ self.assertEqual(error.find("Failed"), -1)
+
+if __name__ == '__main__':
+ unittest.main(testRunner=VppTestRunner)
diff --git a/test/vpp_interface.py b/test/vpp_interface.py
index ee4a9ef6c98..29edb70ed58 100644
--- a/test/vpp_interface.py
+++ b/test/vpp_interface.py
@@ -260,9 +260,10 @@ class VppInterface(object):
"""Configure IPv6 RA suppress on the VPP interface."""
self.test.vapi.sw_interface_ra_suppress(self.sw_if_index)
- def ip6_ra_config(self, suppress=0, send_unicast=0):
+ def ip6_ra_config(self, no=0, suppress=0, send_unicast=0):
"""Configure IPv6 RA suppress on the VPP interface."""
self.test.vapi.ip6_sw_interface_ra_config(self.sw_if_index,
+ no,
suppress,
send_unicast)
diff --git a/test/vpp_ip_route.py b/test/vpp_ip_route.py
index fc9133fbec6..1804fbbdc41 100644
--- a/test/vpp_ip_route.py
+++ b/test/vpp_ip_route.py
@@ -11,7 +11,7 @@ MPLS_IETF_MAX_LABEL = 0xfffff
MPLS_LABEL_INVALID = MPLS_IETF_MAX_LABEL + 1
-class RoutePath:
+class RoutePath(object):
def __init__(
self,
@@ -31,6 +31,14 @@ class RoutePath:
self.nh_addr = socket.inet_pton(socket.AF_INET, nh_addr)
+class MRoutePath(RoutePath):
+
+ def __init__(self, nh_sw_if_index, flags):
+ super(MRoutePath, self).__init__("0.0.0.0",
+ nh_sw_if_index)
+ self.nh_i_flags = flags
+
+
class IpRoute:
"""
IP Route
@@ -94,6 +102,97 @@ class IpRoute:
is_add=0)
+class IpMRoute:
+ """
+ IP Multicast Route
+ """
+
+ def __init__(self, test, src_addr, grp_addr,
+ grp_addr_len, e_flags, paths, table_id=0, is_ip6=0):
+ self._test = test
+ self.paths = paths
+ self.grp_addr_len = grp_addr_len
+ self.table_id = table_id
+ self.e_flags = e_flags
+ self.is_ip6 = is_ip6
+
+ if is_ip6:
+ self.grp_addr = socket.inet_pton(socket.AF_INET6, grp_addr)
+ self.src_addr = socket.inet_pton(socket.AF_INET6, src_addr)
+ else:
+ self.grp_addr = socket.inet_pton(socket.AF_INET, grp_addr)
+ self.src_addr = socket.inet_pton(socket.AF_INET, src_addr)
+
+ def add_vpp_config(self):
+ for path in self.paths:
+ self._test.vapi.ip_mroute_add_del(self.src_addr,
+ self.grp_addr,
+ self.grp_addr_len,
+ self.e_flags,
+ path.nh_itf,
+ path.nh_i_flags,
+ table_id=self.table_id,
+ is_ipv6=self.is_ip6)
+
+ def remove_vpp_config(self):
+ for path in self.paths:
+ self._test.vapi.ip_mroute_add_del(self.src_addr,
+ self.grp_addr,
+ self.grp_addr_len,
+ self.e_flags,
+ path.nh_itf,
+ path.nh_i_flags,
+ table_id=self.table_id,
+ is_add=0,
+ is_ipv6=self.is_ip6)
+
+ def update_entry_flags(self, flags):
+ self.e_flags = flags
+ self._test.vapi.ip_mroute_add_del(self.src_addr,
+ self.grp_addr,
+ self.grp_addr_len,
+ self.e_flags,
+ 0xffffffff,
+ 0,
+ table_id=self.table_id,
+ is_ipv6=self.is_ip6)
+
+ def update_path_flags(self, itf, flags):
+ for path in self.paths:
+ if path.nh_itf == itf:
+ path.nh_i_flags = flags
+ break
+ self._test.vapi.ip_mroute_add_del(self.src_addr,
+ self.grp_addr,
+ self.grp_addr_len,
+ self.e_flags,
+ path.nh_itf,
+ path.nh_i_flags,
+ table_id=self.table_id,
+ is_ipv6=self.is_ip6)
+
+
+class MFibSignal:
+ def __init__(self, test, route, interface, packet):
+ self.route = route
+ self.interface = interface
+ self.packet = packet
+ self.test = test
+
+ def compare(self, signal):
+ self.test.assertEqual(self.interface, signal.sw_if_index)
+ self.test.assertEqual(self.route.table_id, signal.table_id)
+ self.test.assertEqual(self.route.grp_addr_len,
+ signal.grp_address_len)
+ for i in range(self.route.grp_addr_len / 8):
+ self.test.assertEqual(self.route.grp_addr[i],
+ signal.grp_address[i])
+ if (self.route.grp_addr_len > 32):
+ for i in range(4):
+ self.test.assertEqual(self.route.src_addr[i],
+ signal.src_address[i])
+
+
class MplsIpBind:
"""
MPLS to IP Binding
diff --git a/test/vpp_papi_provider.py b/test/vpp_papi_provider.py
index 1b2895e9541..90c954dc0b3 100644
--- a/test/vpp_papi_provider.py
+++ b/test/vpp_papi_provider.py
@@ -252,10 +252,12 @@ class VppPapiProvider(object):
{'sw_if_index': sw_if_index})
def ip6_sw_interface_ra_config(self, sw_if_index,
+ no,
suppress,
- send_unicast,):
+ send_unicast):
return self.api(self.papi.sw_interface_ip6nd_ra_config,
{'sw_if_index': sw_if_index,
+ 'is_no': no,
'suppress': suppress,
'send_unicast': send_unicast})
@@ -1178,3 +1180,33 @@ class VppPapiProvider(object):
'is_add': is_add,
'oui': oui,
})
+
+ def ip_mroute_add_del(self,
+ src_address,
+ grp_address,
+ grp_address_length,
+ e_flags,
+ next_hop_sw_if_index,
+ i_flags,
+ table_id=0,
+ create_vrf_if_needed=0,
+ is_add=1,
+ is_ipv6=0,
+ is_local=0):
+ """
+ """
+ return self.api(
+ self.papi.ip_mroute_add_del,
+ {'next_hop_sw_if_index': next_hop_sw_if_index,
+ 'entry_flags': e_flags,
+ 'itf_flags': i_flags,
+ 'create_vrf_if_needed': create_vrf_if_needed,
+ 'is_add': is_add,
+ 'is_ipv6': is_ipv6,
+ 'is_local': is_local,
+ 'grp_address_length': grp_address_length,
+ 'grp_address': grp_address,
+ 'src_address': src_address})
+
+ def mfib_signal_dump(self):
+ return self.api(self.papi.mfib_signal_dump, {})