import unittest
-from framework import VppTestCase, VppTestRunner, running_extended_tests
-from vpp_igmp import *
-
from scapy.layers.l2 import Ether
-from scapy.layers.inet import IP
-from scapy.contrib.igmpv3 import *
-from scapy.contrib.igmp import *
+from scapy.layers.inet import IP, IPOption
+from scapy.contrib.igmpv3 import IGMPv3, IGMPv3gr, IGMPv3mq, IGMPv3mr
+
+from framework import VppTestCase, VppTestRunner, running_extended_tests
+from vpp_igmp import find_igmp_state, IGMP_FILTER, IgmpRecord, IGMP_MODE, \
+ IgmpSG, VppHostState, wait_for_igmp_event
from vpp_ip_route import find_mroute, VppIpTable
class TestIgmp(VppTestCase):
""" IGMP Test Case """
+ @classmethod
+ def setUpClass(cls):
+ super(TestIgmp, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestIgmp, cls).tearDownClass()
+
def setUp(self):
super(TestIgmp, self).setUp()
[IgmpRecord(h1.sg, "Mode Is Include")])
#
- # Two source and group specific queires in qucik sucession, the
+ # Two source and group specific queries in quick succession, the
# first does not have VPPs source the second does. then vice-versa
#
self.send(self.pg0, [p_gs2, p_gs1])
#
# resend the join. wait for two queries and then send a current-state
- # record to include all sources. this should reset the exiry time
+ # record to include all sources. this should reset the expiry time
# on the sources and thus they will still be present in 2 seconds time.
# If the source timer was not refreshed, then the state would have
# expired in 3 seconds.
self.assertFalse(self.vapi.igmp_dump())
#
- # resend the join, then a leave. Router sends a gruop+source
+ # resend the join, then a leave. Router sends a group+source
# specific query containing both sources
#
self.send(self.pg0, p_j)
self.assertFalse(self.vapi.igmp_dump())
#
- # A (*,G) host report
+ # a TO_EX({}) / IN_EX({}) is treated like a (*,G) join
#
p_j = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
IP(src=self.pg0.remote_ip4, dst="224.0.0.22", tos=0xc0, ttl=1,
option="router_alert")]) /
IGMPv3(type="Version 3 Membership Report") /
IGMPv3mr(numgrp=1) /
- IGMPv3gr(rtype="Allow New Sources", maddr="239.1.1.2"))
+ IGMPv3gr(rtype="Change To Exclude Mode", maddr="239.1.1.2"))
self.send(self.pg0, p_j)
self.assertTrue(wait_for_igmp_event(self, 1, self.pg0,
"239.1.1.2", "0.0.0.0", 1))
+ p_j = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
+ IP(src=self.pg0.remote_ip4, dst="224.0.0.22", tos=0xc0, ttl=1,
+ options=[IPOption(copy_flag=1, optclass="control",
+ option="router_alert")]) /
+ IGMPv3(type="Version 3 Membership Report") /
+ IGMPv3mr(numgrp=1) /
+ IGMPv3gr(rtype="Mode Is Exclude", maddr="239.1.1.3"))
+
+ self.send(self.pg0, p_j)
+
+ self.assertTrue(wait_for_igmp_event(self, 1, self.pg0,
+ "239.1.1.3", "0.0.0.0", 1))
+
+ #
+ # A 'allow sources' for {} should be ignored as it should
+ # never be sent.
+ #
+ p_j = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
+ IP(src=self.pg0.remote_ip4, dst="224.0.0.22", tos=0xc0, ttl=1,
+ options=[IPOption(copy_flag=1, optclass="control",
+ option="router_alert")]) /
+ IGMPv3(type="Version 3 Membership Report") /
+ IGMPv3mr(numgrp=1) /
+ IGMPv3gr(rtype="Allow New Sources", maddr="239.1.1.4"))
+
+ self.send(self.pg0, p_j)
+
+ dump = self.vapi.igmp_dump(self.pg0.sw_if_index)
+ self.assertTrue(find_igmp_state(dump, self.pg0,
+ "239.1.1.2", "0.0.0.0"))
+ self.assertTrue(find_igmp_state(dump, self.pg0,
+ "239.1.1.3", "0.0.0.0"))
+ self.assertFalse(find_igmp_state(dump, self.pg0,
+ "239.1.1.4", "0.0.0.0"))
+
+ #
+ # a TO_IN({}) and IS_IN({}) are treated like a (*,G) leave
+ #
+ self.vapi.cli("set logging class igmp level debug")
+ p_l = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
+ IP(src=self.pg0.remote_ip4, dst="224.0.0.22", tos=0xc0, ttl=1,
+ options=[IPOption(copy_flag=1, optclass="control",
+ option="router_alert")]) /
+ IGMPv3(type="Version 3 Membership Report") /
+ IGMPv3mr(numgrp=1) /
+ IGMPv3gr(rtype="Change To Include Mode", maddr="239.1.1.2"))
+
+ self.send(self.pg0, p_l)
+ self.assertTrue(wait_for_igmp_event(self, 2, self.pg0,
+ "239.1.1.2", "0.0.0.0", 0))
+
+ p_l = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
+ IP(src=self.pg0.remote_ip4, dst="224.0.0.22", tos=0xc0, ttl=1,
+ options=[IPOption(copy_flag=1, optclass="control",
+ option="router_alert")]) /
+ IGMPv3(type="Version 3 Membership Report") /
+ IGMPv3mr(numgrp=1) /
+ IGMPv3gr(rtype="Mode Is Include", maddr="239.1.1.3"))
+
+ self.send(self.pg0, p_l)
+
+ self.assertTrue(wait_for_igmp_event(self, 2, self.pg0,
+ "239.1.1.3", "0.0.0.0", 0))
+ self.assertFalse(self.vapi.igmp_dump(self.pg0.sw_if_index))
+
#
# disable router config
#