diff options
Diffstat (limited to 'test/test_ip4.py')
| -rw-r--r-- | test/test_ip4.py | 99 |
1 files changed, 98 insertions, 1 deletions
diff --git a/test/test_ip4.py b/test/test_ip4.py index 7f6e92fa37f..79af5492e18 100644 --- a/test/test_ip4.py +++ b/test/test_ip4.py @@ -5,7 +5,8 @@ import unittest from framework import VppTestCase, VppTestRunner from vpp_sub_interface import VppSubInterface, VppDot1QSubint, VppDot1ADSubint -from vpp_ip_route import VppIpRoute, VppRoutePath +from vpp_ip_route import VppIpRoute, VppRoutePath, VppIpMRoute, \ + VppMRoutePath, MRouteItfFlags, MRouteEntryFlags from scapy.packet import Raw from scapy.layers.l2 import Ether, Dot1Q @@ -546,5 +547,101 @@ class TestIPNull(VppTestCase): self.assertEqual(icmp.dst, "10.0.0.2") +class TestIPDisabled(VppTestCase): + """ IPv4 disabled """ + + def setUp(self): + super(TestIPDisabled, self).setUp() + + # create 2 pg interfaces + self.create_pg_interfaces(range(2)) + + # PG0 is IP enalbed + self.pg0.admin_up() + self.pg0.config_ip4() + self.pg0.resolve_arp() + + # PG 1 is not IP enabled + self.pg1.admin_up() + + def tearDown(self): + super(TestIPDisabled, self).tearDown() + for i in self.pg_interfaces: + i.unconfig_ip4() + i.admin_down() + + def send_and_assert_no_replies(self, intf, pkts, remark): + intf.add_stream(pkts) + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + for i in self.pg_interfaces: + i.get_capture(0) + i.assert_nothing_captured(remark=remark) + + def test_ip_disabled(self): + """ IP Disabled """ + + # + # An (S,G). + # one accepting interface, pg0, 2 forwarding interfaces + # + route_232_1_1_1 = VppIpMRoute( + self, + "0.0.0.0", + "232.1.1.1", 32, + MRouteEntryFlags.MFIB_ENTRY_FLAG_NONE, + [VppMRoutePath(self.pg1.sw_if_index, + MRouteItfFlags.MFIB_ITF_FLAG_ACCEPT), + VppMRoutePath(self.pg0.sw_if_index, + MRouteItfFlags.MFIB_ITF_FLAG_FORWARD)]) + route_232_1_1_1.add_vpp_config() + + pu = (Ether(src=self.pg1.remote_mac, + dst=self.pg1.local_mac) / + IP(src="10.10.10.10", dst=self.pg0.remote_ip4) / + UDP(sport=1234, dport=1234) / + Raw('\xa5' * 100)) + pm = (Ether(src=self.pg1.remote_mac, + dst=self.pg1.local_mac) / + IP(src="10.10.10.10", dst="232.1.1.1") / + UDP(sport=1234, dport=1234) / + Raw('\xa5' * 100)) + + # + # PG1 does not forward IP traffic + # + self.send_and_assert_no_replies(self.pg1, pu, "IP disabled") + self.send_and_assert_no_replies(self.pg1, pm, "IP disabled") + + # + # IP enable PG1 + # + self.pg1.config_ip4() + + # + # Now we get packets through + # + self.pg1.add_stream(pu) + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + rx = self.pg0.get_capture(1) + + self.pg1.add_stream(pm) + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + rx = self.pg0.get_capture(1) + + # + # Disable PG1 + # + self.pg1.unconfig_ip4() + + # + # PG1 does not forward IP traffic + # + self.send_and_assert_no_replies(self.pg1, pu, "IP disabled") + self.send_and_assert_no_replies(self.pg1, pm, "IP disabled") + + if __name__ == '__main__': unittest.main(testRunner=VppTestRunner) |