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-rw-r--r--test/test_ip4.py69
-rw-r--r--test/vpp_papi_provider.py12
2 files changed, 81 insertions, 0 deletions
diff --git a/test/test_ip4.py b/test/test_ip4.py
index 2d98ed5297b..e501bff3fec 100644
--- a/test/test_ip4.py
+++ b/test/test_ip4.py
@@ -1392,5 +1392,74 @@ class TestIPInput(VppTestCase):
# Reset MTU for subsequent tests
self.vapi.sw_interface_set_mtu(self.pg1.sw_if_index, [9000, 0, 0, 0])
+
+class TestIPDirectedBroadcast(VppTestCase):
+ """ IPv4 Directed Broadcast """
+
+ def setUp(self):
+ super(TestIPDirectedBroadcast, self).setUp()
+
+ self.create_pg_interfaces(range(2))
+
+ for i in self.pg_interfaces:
+ i.admin_up()
+
+ def tearDown(self):
+ super(TestIPDirectedBroadcast, self).tearDown()
+ for i in self.pg_interfaces:
+ i.admin_down()
+
+ def test_ip_input(self):
+ """ IP Directed Broadcast """
+
+ #
+ # set the directed broadcast on pg0 first, then config IP4 addresses
+ # for pg1 directed broadcast is always disabled
+ self.vapi.sw_interface_set_ip_directed_broadcast(
+ self.pg0.sw_if_index, 1)
+
+ p0 = (Ether(src=self.pg1.remote_mac,
+ dst=self.pg1.local_mac) /
+ IP(src="1.1.1.1",
+ dst=self.pg0._local_ip4_bcast) /
+ UDP(sport=1234, dport=1234) /
+ Raw('\xa5' * 2000))
+ p1 = (Ether(src=self.pg0.remote_mac,
+ dst=self.pg0.local_mac) /
+ IP(src="1.1.1.1",
+ dst=self.pg1._local_ip4_bcast) /
+ UDP(sport=1234, dport=1234) /
+ Raw('\xa5' * 2000))
+
+ self.pg0.config_ip4()
+ self.pg0.resolve_arp()
+ self.pg1.config_ip4()
+ self.pg1.resolve_arp()
+
+ #
+ # test packet is L2 broadcast
+ #
+ rx = self.send_and_expect(self.pg1, p0 * 65, self.pg0)
+ self.assertTrue(rx[0][Ether].dst, "ff:ff:ff:ff:ff:ff")
+
+ self.send_and_assert_no_replies(self.pg0, p1 * 65,
+ "directed broadcast disabled")
+
+ #
+ # toggle directed broadcast on pg0
+ #
+ self.vapi.sw_interface_set_ip_directed_broadcast(
+ self.pg0.sw_if_index, 0)
+ self.send_and_assert_no_replies(self.pg1, p0 * 65,
+ "directed broadcast disabled")
+
+ self.vapi.sw_interface_set_ip_directed_broadcast(
+ self.pg0.sw_if_index, 1)
+ rx = self.send_and_expect(self.pg1, p0 * 65, self.pg0)
+
+ self.pg0.unconfig_ip4()
+ self.pg1.unconfig_ip4()
+
+
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)
diff --git a/test/vpp_papi_provider.py b/test/vpp_papi_provider.py
index 5383b07fc4c..6ea1d2f3b3a 100644
--- a/test/vpp_papi_provider.py
+++ b/test/vpp_papi_provider.py
@@ -720,6 +720,18 @@ class VppPapiProvider(object):
{'sw_if_index': sw_if_index,
'enable': enable})
+ def sw_interface_set_ip_directed_broadcast(
+ self,
+ sw_if_index,
+ enable=1):
+ """IP Directed broadcast
+ :param sw_if_index - interface the operation is applied to
+
+ """
+ return self.api(self.papi.sw_interface_set_ip_directed_broadcast,
+ {'sw_if_index': sw_if_index,
+ 'enable': enable})
+
def sw_interface_set_flags(self, sw_if_index, admin_up_down):
"""