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-rw-r--r--test/test_igmp.py87
-rw-r--r--test/vpp_papi_provider.py12
2 files changed, 99 insertions, 0 deletions
diff --git a/test/test_igmp.py b/test/test_igmp.py
index 128ac5e8eff..da2fa9a304e 100644
--- a/test/test_igmp.py
+++ b/test/test_igmp.py
@@ -651,6 +651,93 @@ class TestIgmp(VppTestCase):
0,
IGMP_MODE.ROUTER)
+ def _create_igmpv3_pck(self, itf, rtype, maddr, srcaddrs):
+ p = (Ether(dst=itf.local_mac, src=itf.remote_mac) /
+ IP(src=itf.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=rtype,
+ maddr=maddr, srcaddrs=srcaddrs))
+ return p
+
+ def test_igmp_proxy_device(self):
+ """ IGMP proxy device """
+ self.pg2.admin_down()
+ self.pg2.unconfig_ip4()
+ self.pg2.set_table_ip4(0)
+ self.pg2.config_ip4()
+ self.pg2.admin_up()
+
+ self.vapi.cli('test igmp timers query 10 src 3 leave 1')
+
+ # enable IGMP
+ self.vapi.igmp_enable_disable(self.pg0.sw_if_index, 1, IGMP_MODE.HOST)
+ self.vapi.igmp_enable_disable(self.pg1.sw_if_index, 1,
+ IGMP_MODE.ROUTER)
+ self.vapi.igmp_enable_disable(self.pg2.sw_if_index, 1,
+ IGMP_MODE.ROUTER)
+
+ # create IGMP proxy device
+ self.vapi.igmp_proxy_device_add_del(0, self.pg0.sw_if_index, 1)
+ self.vapi.igmp_proxy_device_add_del_interface(0,
+ self.pg1.sw_if_index, 1)
+ self.vapi.igmp_proxy_device_add_del_interface(0,
+ self.pg2.sw_if_index, 1)
+
+ # send join on pg1. join should be proxied by pg0
+ p_j = self._create_igmpv3_pck(self.pg1, "Allow New Sources",
+ "239.1.1.1", ["10.1.1.1", "10.1.1.2"])
+ self.send(self.pg1, p_j)
+
+ capture = self.pg0.get_capture(1, timeout=1)
+ self.verify_report(capture[0], [IgmpRecord(IgmpSG("239.1.1.1",
+ ["10.1.1.1", "10.1.1.2"]), "Allow New Sources")])
+ self.assertTrue(find_mroute(self, "239.1.1.1", "0.0.0.0", 32))
+
+ # send join on pg2. join should be proxied by pg0.
+ # the group should contain only 10.1.1.3 as
+ # 10.1.1.1 was already reported
+ p_j = self._create_igmpv3_pck(self.pg2, "Allow New Sources",
+ "239.1.1.1", ["10.1.1.1", "10.1.1.3"])
+ self.send(self.pg2, p_j)
+
+ capture = self.pg0.get_capture(1, timeout=1)
+ self.verify_report(capture[0], [IgmpRecord(IgmpSG("239.1.1.1",
+ ["10.1.1.3"]), "Allow New Sources")])
+ self.assertTrue(find_mroute(self, "239.1.1.1", "0.0.0.0", 32))
+
+ # send leave on pg2. leave for 10.1.1.3 should be proxyed
+ # as pg2 was the only interface interested in 10.1.1.3
+ p_l = self._create_igmpv3_pck(self.pg2, "Block Old Sources",
+ "239.1.1.1", ["10.1.1.3"])
+ self.send(self.pg2, p_l)
+
+ capture = self.pg0.get_capture(1, timeout=2)
+ self.verify_report(capture[0], [IgmpRecord(IgmpSG("239.1.1.1",
+ ["10.1.1.3"]), "Block Old Sources")])
+ self.assertTrue(find_mroute(self, "239.1.1.1", "0.0.0.0", 32))
+
+ # disable igmp on pg1 (also removes interface from proxy device)
+ # proxy leave for 10.1.1.2. pg2 is still interested in 10.1.1.1
+ self.pg_enable_capture(self.pg_interfaces)
+ self.vapi.igmp_enable_disable(self.pg1.sw_if_index, 0,
+ IGMP_MODE.ROUTER)
+
+ capture = self.pg0.get_capture(1, timeout=1)
+ self.verify_report(capture[0], [IgmpRecord(IgmpSG("239.1.1.1",
+ ["10.1.1.2"]), "Block Old Sources")])
+ self.assertTrue(find_mroute(self, "239.1.1.1", "0.0.0.0", 32))
+
+ # disable IGMP on pg0 and pg1.
+ # disabling IGMP on pg0 (proxy device upstream interface)
+ # removes this proxy device
+ self.vapi.igmp_enable_disable(self.pg0.sw_if_index, 0, IGMP_MODE.HOST)
+ self.vapi.igmp_enable_disable(self.pg2.sw_if_index, 0,
+ IGMP_MODE.ROUTER)
+ self.assertFalse(find_mroute(self, "239.1.1.1", "0.0.0.0", 32))
+
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)
diff --git a/test/vpp_papi_provider.py b/test/vpp_papi_provider.py
index 1f922a07b2b..4e7809f6960 100644
--- a/test/vpp_papi_provider.py
+++ b/test/vpp_papi_provider.py
@@ -3637,6 +3637,18 @@ class VppPapiProvider(object):
'mode': host,
'sw_if_index': sw_if_index})
+ def igmp_proxy_device_add_del(self, vrf_id, sw_if_index, add):
+ """ Add/del IGMP proxy device """
+ return self.api(self.papi.igmp_proxy_device_add_del,
+ {'vrf_id': vrf_id, 'sw_if_index': sw_if_index,
+ 'add': add})
+
+ def igmp_proxy_device_add_del_interface(self, vrf_id, sw_if_index, add):
+ """ Add/del interface to/from IGMP proxy device """
+ return self.api(self.papi.igmp_proxy_device_add_del_interface,
+ {'vrf_id': vrf_id, 'sw_if_index': sw_if_index,
+ 'add': add})
+
def igmp_listen(self, filter, sw_if_index, saddrs, gaddr):
""" Listen for new (S,G) on specified interface