diff options
Diffstat (limited to 'test/test_l2_flood.py')
| -rw-r--r-- | test/test_l2_flood.py | 174 |
1 files changed, 103 insertions, 71 deletions
diff --git a/test/test_l2_flood.py b/test/test_l2_flood.py index 7f3c57a399d..db4af607451 100644 --- a/test/test_l2_flood.py +++ b/test/test_l2_flood.py @@ -15,7 +15,7 @@ NUM_PKTS = 67 class TestL2Flood(VppTestCase): - """ L2-flood """ + """L2-flood""" @classmethod def setUpClass(cls): @@ -52,7 +52,7 @@ class TestL2Flood(VppTestCase): super(TestL2Flood, self).tearDown() def test_flood(self): - """ L2 Flood Tests """ + """L2 Flood Tests""" # # Create a single bridge Domain @@ -63,31 +63,35 @@ class TestL2Flood(VppTestCase): # add each interface to the BD. 3 interfaces per split horizon group # for i in self.pg_interfaces[0:4]: - self.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=i.sw_if_index, - bd_id=1, shg=0) + self.vapi.sw_interface_set_l2_bridge( + rx_sw_if_index=i.sw_if_index, bd_id=1, shg=0 + ) for i in self.pg_interfaces[4:8]: - self.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=i.sw_if_index, - bd_id=1, shg=1) + self.vapi.sw_interface_set_l2_bridge( + rx_sw_if_index=i.sw_if_index, bd_id=1, shg=1 + ) for i in self.pg_interfaces[8:12]: - self.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=i.sw_if_index, - bd_id=1, shg=2) + self.vapi.sw_interface_set_l2_bridge( + rx_sw_if_index=i.sw_if_index, bd_id=1, shg=2 + ) for i in self.bvi_interfaces: - self.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=i.sw_if_index, - bd_id=1, shg=2, - port_type=L2_PORT_TYPE.BVI) + self.vapi.sw_interface_set_l2_bridge( + rx_sw_if_index=i.sw_if_index, bd_id=1, shg=2, port_type=L2_PORT_TYPE.BVI + ) - p = (Ether(dst="ff:ff:ff:ff:ff:ff", - src="00:00:de:ad:be:ef") / - IP(src="10.10.10.10", dst="1.1.1.1") / - UDP(sport=1234, dport=1234) / - Raw(b'\xa5' * 100)) + p = ( + Ether(dst="ff:ff:ff:ff:ff:ff", src="00:00:de:ad:be:ef") + / IP(src="10.10.10.10", dst="1.1.1.1") + / UDP(sport=1234, dport=1234) + / Raw(b"\xa5" * 100) + ) # # input on pg0 expect copies on pg1->11 # this is in SHG=0 so its flooded to all, expect the pg0 since that's # the ingress link # - self.pg0.add_stream(p*NUM_PKTS) + self.pg0.add_stream(p * NUM_PKTS) self.pg_enable_capture(self.pg_interfaces) self.pg_start() @@ -98,7 +102,7 @@ class TestL2Flood(VppTestCase): # input on pg4 (SHG=1) expect copies on pg0->3 (SHG=0) # and pg8->11 (SHG=2) # - self.pg4.add_stream(p*NUM_PKTS) + self.pg4.add_stream(p * NUM_PKTS) self.pg_enable_capture(self.pg_interfaces) self.pg_start() @@ -112,9 +116,12 @@ class TestL2Flood(VppTestCase): # # An IP route so the packet that hits the BVI is sent out of pg12 # - ip_route = VppIpRoute(self, "1.1.1.1", 32, - [VppRoutePath(self.pg12.remote_ip4, - self.pg12.sw_if_index)]) + ip_route = VppIpRoute( + self, + "1.1.1.1", + 32, + [VppRoutePath(self.pg12.remote_ip4, self.pg12.sw_if_index)], + ) ip_route.add_vpp_config() self.logger.info(self.vapi.cli("sh bridge 1 detail")) @@ -124,7 +131,7 @@ class TestL2Flood(VppTestCase): # this is in SHG=0 so its flooded to all, expect the pg0 since that's # the ingress link # - self.pg0.add_stream(p*NUM_PKTS) + self.pg0.add_stream(p * NUM_PKTS) self.pg_enable_capture(self.pg_interfaces) self.pg_start() @@ -135,7 +142,7 @@ class TestL2Flood(VppTestCase): # input on pg4 (SHG=1) expect copies on pg0->3 (SHG=0) # and pg8->12 (SHG=2) # - self.pg4.add_stream(p*NUM_PKTS) + self.pg4.add_stream(p * NUM_PKTS) self.pg_enable_capture(self.pg_interfaces) self.pg_start() @@ -150,18 +157,22 @@ class TestL2Flood(VppTestCase): # cleanup # for i in self.pg_interfaces[:12]: - self.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=i.sw_if_index, - bd_id=1, enable=0) + self.vapi.sw_interface_set_l2_bridge( + rx_sw_if_index=i.sw_if_index, bd_id=1, enable=0 + ) for i in self.bvi_interfaces: - self.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=i.sw_if_index, - bd_id=1, shg=2, - port_type=L2_PORT_TYPE.BVI, - enable=0) + self.vapi.sw_interface_set_l2_bridge( + rx_sw_if_index=i.sw_if_index, + bd_id=1, + shg=2, + port_type=L2_PORT_TYPE.BVI, + enable=0, + ) self.vapi.bridge_domain_add_del(bd_id=1, is_add=0) def test_flood_one(self): - """ L2 no-Flood Test """ + """L2 no-Flood Test""" # # Create a single bridge Domain @@ -173,30 +184,33 @@ class TestL2Flood(VppTestCase): # one member # for i in self.pg_interfaces[:2]: - self.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=i.sw_if_index, - bd_id=1, shg=0) + self.vapi.sw_interface_set_l2_bridge( + rx_sw_if_index=i.sw_if_index, bd_id=1, shg=0 + ) - p = (Ether(dst="ff:ff:ff:ff:ff:ff", - src="00:00:de:ad:be:ef") / - IP(src="10.10.10.10", dst="1.1.1.1") / - UDP(sport=1234, dport=1234) / - Raw(b'\xa5' * 100)) + p = ( + Ether(dst="ff:ff:ff:ff:ff:ff", src="00:00:de:ad:be:ef") + / IP(src="10.10.10.10", dst="1.1.1.1") + / UDP(sport=1234, dport=1234) + / Raw(b"\xa5" * 100) + ) # # input on pg0 expect copies on pg1 # - self.send_and_expect(self.pg0, p*NUM_PKTS, self.pg1) + self.send_and_expect(self.pg0, p * NUM_PKTS, self.pg1) # # cleanup # for i in self.pg_interfaces[:2]: - self.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=i.sw_if_index, - bd_id=1, enable=0) + self.vapi.sw_interface_set_l2_bridge( + rx_sw_if_index=i.sw_if_index, bd_id=1, enable=0 + ) self.vapi.bridge_domain_add_del(bd_id=1, is_add=0) def test_uu_fwd(self): - """ UU Flood """ + """UU Flood""" # # Create a single bridge Domain @@ -207,34 +221,37 @@ class TestL2Flood(VppTestCase): # add each interface to the BD. 3 interfaces per split horizon group # for i in self.pg_interfaces[0:4]: - self.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=i.sw_if_index, - bd_id=1, shg=0) + self.vapi.sw_interface_set_l2_bridge( + rx_sw_if_index=i.sw_if_index, bd_id=1, shg=0 + ) # # an unknown unicast and broadcast packets # - p_uu = (Ether(dst="00:00:00:c1:5c:00", - src="00:00:de:ad:be:ef") / - IP(src="10.10.10.10", dst="1.1.1.1") / - UDP(sport=1234, dport=1234) / - Raw(b'\xa5' * 100)) - p_bm = (Ether(dst="ff:ff:ff:ff:ff:ff", - src="00:00:de:ad:be:ef") / - IP(src="10.10.10.10", dst="1.1.1.1") / - UDP(sport=1234, dport=1234) / - Raw(b'\xa5' * 100)) + p_uu = ( + Ether(dst="00:00:00:c1:5c:00", src="00:00:de:ad:be:ef") + / IP(src="10.10.10.10", dst="1.1.1.1") + / UDP(sport=1234, dport=1234) + / Raw(b"\xa5" * 100) + ) + p_bm = ( + Ether(dst="ff:ff:ff:ff:ff:ff", src="00:00:de:ad:be:ef") + / IP(src="10.10.10.10", dst="1.1.1.1") + / UDP(sport=1234, dport=1234) + / Raw(b"\xa5" * 100) + ) # # input on pg0, expected copies on pg1->4 # - self.pg0.add_stream(p_uu*NUM_PKTS) + self.pg0.add_stream(p_uu * NUM_PKTS) self.pg_enable_capture(self.pg_interfaces) self.pg_start() for i in self.pg_interfaces[1:4]: rx0 = i.get_capture(NUM_PKTS, timeout=1) - self.pg0.add_stream(p_bm*NUM_PKTS) + self.pg0.add_stream(p_bm * NUM_PKTS) self.pg_enable_capture(self.pg_interfaces) self.pg_start() @@ -245,13 +262,16 @@ class TestL2Flood(VppTestCase): # use pg8 as the uu-fwd interface # self.vapi.sw_interface_set_l2_bridge( - rx_sw_if_index=self.pg8.sw_if_index, bd_id=1, shg=0, - port_type=L2_PORT_TYPE.UU_FWD) + rx_sw_if_index=self.pg8.sw_if_index, + bd_id=1, + shg=0, + port_type=L2_PORT_TYPE.UU_FWD, + ) # # expect the UU packet on the uu-fwd interface and not be flooded # - self.pg0.add_stream(p_uu*NUM_PKTS) + self.pg0.add_stream(p_uu * NUM_PKTS) self.pg_enable_capture(self.pg_interfaces) self.pg_start() @@ -260,7 +280,7 @@ class TestL2Flood(VppTestCase): for i in self.pg_interfaces[0:4]: i.assert_nothing_captured(remark="UU not flooded") - self.pg0.add_stream(p_bm*NUM_PKTS) + self.pg0.add_stream(p_bm * NUM_PKTS) self.pg_enable_capture(self.pg_interfaces) self.pg_start() @@ -271,10 +291,14 @@ class TestL2Flood(VppTestCase): # remove the uu-fwd interface and expect UU to be flooded again # self.vapi.sw_interface_set_l2_bridge( - rx_sw_if_index=self.pg8.sw_if_index, bd_id=1, shg=0, - port_type=L2_PORT_TYPE.UU_FWD, enable=0) - - self.pg0.add_stream(p_uu*NUM_PKTS) + rx_sw_if_index=self.pg8.sw_if_index, + bd_id=1, + shg=0, + port_type=L2_PORT_TYPE.UU_FWD, + enable=0, + ) + + self.pg0.add_stream(p_uu * NUM_PKTS) self.pg_enable_capture(self.pg_interfaces) self.pg_start() @@ -292,11 +316,14 @@ class TestL2Flood(VppTestCase): # re-add the uu-fwd interface # self.vapi.sw_interface_set_l2_bridge( - rx_sw_if_index=self.pg8.sw_if_index, bd_id=1, shg=0, - port_type=L2_PORT_TYPE.UU_FWD) + rx_sw_if_index=self.pg8.sw_if_index, + bd_id=1, + shg=0, + port_type=L2_PORT_TYPE.UU_FWD, + ) self.logger.info(self.vapi.cli("sh bridge 1 detail")) - self.pg0.add_stream(p_uu*NUM_PKTS) + self.pg0.add_stream(p_uu * NUM_PKTS) self.pg_enable_capture(self.pg_interfaces) self.pg_start() @@ -309,19 +336,24 @@ class TestL2Flood(VppTestCase): # remove the uu-fwd interface # self.vapi.sw_interface_set_l2_bridge( - rx_sw_if_index=self.pg8.sw_if_index, bd_id=1, shg=0, - port_type=L2_PORT_TYPE.UU_FWD, enable=0) + rx_sw_if_index=self.pg8.sw_if_index, + bd_id=1, + shg=0, + port_type=L2_PORT_TYPE.UU_FWD, + enable=0, + ) self.send_and_assert_no_replies(self.pg0, p_uu) # # cleanup # for i in self.pg_interfaces[:4]: - self.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=i.sw_if_index, - bd_id=1, enable=0) + self.vapi.sw_interface_set_l2_bridge( + rx_sw_if_index=i.sw_if_index, bd_id=1, enable=0 + ) self.vapi.bridge_domain_add_del(bd_id=1, is_add=0) -if __name__ == '__main__': +if __name__ == "__main__": unittest.main(testRunner=VppTestRunner) |