| #!/usr/bin/env python3 |
| # |
| # Copyright (c) 2020, The OpenThread Authors. |
| # All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are met: |
| # 1. Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # 2. Redistributions in binary form must reproduce the above copyright |
| # notice, this list of conditions and the following disclaimer in the |
| # documentation and/or other materials provided with the distribution. |
| # 3. Neither the name of the copyright holder nor the |
| # names of its contributors may be used to endorse or promote products |
| # derived from this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS' |
| # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| # POSSIBILITY OF SUCH DAMAGE. |
| # |
| import logging |
| import unittest |
| |
| import config |
| import thread_cert |
| |
| # Test description: |
| # This test verifies bi-directional connectivity between Thread end device |
| # and infra host. |
| # |
| # Topology: |
| # ----------------(eth)-------------------- |
| # | | |
| # BR1 (Leader) HOST |
| # | |
| # ROUTER1 |
| # |
| |
| BR1 = 1 |
| ROUTER1 = 2 |
| HOST = 4 |
| |
| CHANNEL1 = 18 |
| |
| # The two prefixes are set small enough that a random-generated OMR prefix is |
| # very likely greater than them. So that the duckhorn BR will remove the random-generated one. |
| ON_MESH_PREFIX1 = "fd00:00:00:01::/64" |
| ON_MESH_PREFIX2 = "fd00:00:00:02::/64" |
| |
| |
| class SingleBorderRouter(thread_cert.TestCase): |
| USE_MESSAGE_FACTORY = False |
| |
| TOPOLOGY = { |
| BR1: { |
| 'name': 'BR_1', |
| 'allowlist': [ROUTER1], |
| 'is_otbr': True, |
| 'version': '1.2', |
| 'channel': CHANNEL1, |
| 'router_selection_jitter': 2, |
| }, |
| ROUTER1: { |
| 'name': 'Router_1', |
| 'allowlist': [BR1], |
| 'version': '1.2', |
| 'channel': CHANNEL1, |
| 'router_selection_jitter': 2, |
| }, |
| HOST: { |
| 'name': 'Host', |
| 'is_host': True |
| }, |
| } |
| |
| def test(self): |
| self.nodes[HOST].start(start_radvd=False) |
| self.simulator.go(5) |
| |
| self.nodes[BR1].start() |
| self.simulator.go(5) |
| self.assertEqual('leader', self.nodes[BR1].get_state()) |
| |
| self.nodes[ROUTER1].start() |
| self.simulator.go(5) |
| self.assertEqual('router', self.nodes[ROUTER1].get_state()) |
| |
| # |
| # Case 1. There is no OMR prefix or on-link prefix. |
| # |
| |
| self.simulator.go(10) |
| self.collect_ipaddrs() |
| |
| logging.info("BR1 addrs: %r", self.nodes[BR1].get_addrs()) |
| logging.info("ROUTER1 addrs: %r", self.nodes[ROUTER1].get_addrs()) |
| logging.info("HOST addrs: %r", self.nodes[HOST].get_addrs()) |
| |
| self.assertTrue(len(self.nodes[BR1].get_prefixes()) == 1) |
| self.assertTrue(len(self.nodes[ROUTER1].get_prefixes()) == 1) |
| self.assertTrue(len(self.nodes[BR1].get_routes()) == 1) |
| self.assertTrue(len(self.nodes[ROUTER1].get_routes()) == 1) |
| |
| omr_prefix = self.nodes[BR1].get_prefixes()[0] |
| external_route = self.nodes[BR1].get_routes()[0] |
| |
| self.assertTrue(len(self.nodes[BR1].get_ip6_address(config.ADDRESS_TYPE.OMR)) == 1) |
| self.assertTrue(len(self.nodes[ROUTER1].get_ip6_address(config.ADDRESS_TYPE.OMR)) == 1) |
| self.assertTrue(len(self.nodes[HOST].get_ip6_address(config.ADDRESS_TYPE.ONLINK_ULA)) == 1) |
| |
| br1_omr_address = self.nodes[BR1].get_ip6_address(config.ADDRESS_TYPE.OMR)[0] |
| router1_omr_address = self.nodes[ROUTER1].get_ip6_address(config.ADDRESS_TYPE.OMR)[0] |
| host_ula_address = self.nodes[HOST].get_ip6_address(config.ADDRESS_TYPE.ONLINK_ULA)[0] |
| |
| # Router1 can ping to/from the Host on infra link. |
| self.assertTrue(self.nodes[ROUTER1].ping(self.nodes[HOST].get_ip6_address(config.ADDRESS_TYPE.ONLINK_ULA)[0])) |
| self.assertTrue(self.nodes[HOST].ping(self.nodes[ROUTER1].get_ip6_address(config.ADDRESS_TYPE.OMR)[0], |
| backbone=True)) |
| |
| # |
| # Case 2. User adds smaller on-mesh prefix. |
| # 1. Should deregister our local OMR prefix. |
| # 2. Should re-register our local OMR prefix when user prefix |
| # is removed. |
| # |
| |
| self.nodes[BR1].add_prefix(ON_MESH_PREFIX1) |
| self.nodes[BR1].add_prefix(ON_MESH_PREFIX2) |
| self.nodes[BR1].register_netdata() |
| |
| self.simulator.go(10) |
| self.collect_ipaddrs() |
| |
| logging.info("BR1 addrs: %r", self.nodes[BR1].get_addrs()) |
| logging.info("ROUTER1 addrs: %r", self.nodes[ROUTER1].get_addrs()) |
| logging.info("HOST addrs: %r", self.nodes[HOST].get_addrs()) |
| |
| self.assertGreaterEqual(len(self.nodes[HOST].get_addrs()), 2) |
| |
| self.assertTrue(len(self.nodes[BR1].get_prefixes()) == 2) |
| self.assertTrue(len(self.nodes[ROUTER1].get_prefixes()) == 2) |
| self.assertTrue(len(self.nodes[BR1].get_routes()) == 1) |
| self.assertTrue(len(self.nodes[ROUTER1].get_routes()) == 1) |
| |
| self.assertTrue(len(self.nodes[BR1].get_ip6_address(config.ADDRESS_TYPE.OMR)) == 2) |
| self.assertTrue(len(self.nodes[ROUTER1].get_ip6_address(config.ADDRESS_TYPE.OMR)) == 2) |
| self.assertTrue(len(self.nodes[HOST].get_ip6_address(config.ADDRESS_TYPE.ONLINK_ULA)) == 1) |
| |
| # Router1 can ping to/from the Host on infra link. |
| self.assertTrue(self.nodes[ROUTER1].ping(self.nodes[HOST].get_ip6_address(config.ADDRESS_TYPE.ONLINK_ULA)[0])) |
| self.assertTrue(self.nodes[HOST].ping(self.nodes[ROUTER1].get_ip6_address(config.ADDRESS_TYPE.OMR)[0], |
| backbone=True)) |
| self.assertTrue(self.nodes[HOST].ping(self.nodes[ROUTER1].get_ip6_address(config.ADDRESS_TYPE.OMR)[1], |
| backbone=True)) |
| |
| # Remove user prefixes, should re-register local OMR prefix. |
| self.nodes[BR1].remove_prefix(ON_MESH_PREFIX1) |
| self.nodes[BR1].remove_prefix(ON_MESH_PREFIX2) |
| self.nodes[BR1].register_netdata() |
| |
| self.simulator.go(10) |
| self.collect_ipaddrs() |
| |
| logging.info("BR1 addrs: %r", self.nodes[BR1].get_addrs()) |
| logging.info("ROUTER1 addrs: %r", self.nodes[ROUTER1].get_addrs()) |
| logging.info("HOST addrs: %r", self.nodes[HOST].get_addrs()) |
| |
| self.assertTrue(len(self.nodes[BR1].get_prefixes()) == 1) |
| self.assertTrue(len(self.nodes[ROUTER1].get_prefixes()) == 1) |
| self.assertTrue(len(self.nodes[BR1].get_routes()) == 1) |
| self.assertTrue(len(self.nodes[ROUTER1].get_routes()) == 1) |
| |
| # The same local OMR and on-link prefix should be re-register. |
| self.assertEqual(omr_prefix, self.nodes[BR1].get_prefixes()[0]) |
| self.assertEqual(omr_prefix, self.nodes[ROUTER1].get_prefixes()[0]) |
| self.assertEqual(external_route, self.nodes[BR1].get_routes()[0]) |
| self.assertEqual(external_route, self.nodes[ROUTER1].get_routes()[0]) |
| |
| self.assertTrue(len(self.nodes[BR1].get_ip6_address(config.ADDRESS_TYPE.OMR)) == 1) |
| self.assertTrue(len(self.nodes[ROUTER1].get_ip6_address(config.ADDRESS_TYPE.OMR)) == 1) |
| self.assertTrue(len(self.nodes[HOST].get_ip6_address(config.ADDRESS_TYPE.ONLINK_ULA)) == 1) |
| |
| self.assertEqual(br1_omr_address, self.nodes[BR1].get_ip6_address(config.ADDRESS_TYPE.OMR)[0]) |
| self.assertEqual(router1_omr_address, self.nodes[ROUTER1].get_ip6_address(config.ADDRESS_TYPE.OMR)[0]) |
| self.assertEqual(host_ula_address, self.nodes[HOST].get_ip6_address(config.ADDRESS_TYPE.ONLINK_ULA)[0]) |
| |
| # Router1 can ping to/from the Host on infra link. |
| self.assertTrue(self.nodes[ROUTER1].ping(self.nodes[HOST].get_ip6_address(config.ADDRESS_TYPE.ONLINK_ULA)[0])) |
| self.assertTrue(self.nodes[HOST].ping(self.nodes[ROUTER1].get_ip6_address(config.ADDRESS_TYPE.OMR)[0], |
| backbone=True)) |
| |
| # |
| # Case 3. OMR and on-link prefixes should be removed when Border Routing is |
| # explicitly disabled and added when Border Routing is enabled again. |
| # |
| |
| self.nodes[BR1].disable_br() |
| |
| self.simulator.go(10) |
| self.collect_ipaddrs() |
| |
| logging.info("BR1 addrs: %r", self.nodes[BR1].get_addrs()) |
| logging.info("ROUTER1 addrs: %r", self.nodes[ROUTER1].get_addrs()) |
| logging.info("HOST addrs: %r", self.nodes[HOST].get_addrs()) |
| |
| self.assertTrue(len(self.nodes[BR1].get_prefixes()) == 0) |
| self.assertTrue(len(self.nodes[ROUTER1].get_prefixes()) == 0) |
| self.assertTrue(len(self.nodes[BR1].get_routes()) == 0) |
| self.assertTrue(len(self.nodes[ROUTER1].get_routes()) == 0) |
| self.assertTrue(len(self.nodes[BR1].get_ip6_address(config.ADDRESS_TYPE.OMR)) == 0) |
| self.assertTrue(len(self.nodes[ROUTER1].get_ip6_address(config.ADDRESS_TYPE.OMR)) == 0) |
| |
| # Per RFC 4862, the host will not immediately remove the ULA address, but deprecate it. |
| self.assertTrue(len(self.nodes[HOST].get_ip6_address(config.ADDRESS_TYPE.ONLINK_ULA)) == 1) |
| |
| self.nodes[BR1].enable_br() |
| |
| # It takes around 10 seconds to start sending RA messages. |
| self.simulator.go(15) |
| self.collect_ipaddrs() |
| |
| logging.info("BR1 addrs: %r", self.nodes[BR1].get_addrs()) |
| logging.info("ROUTER1 addrs: %r", self.nodes[ROUTER1].get_addrs()) |
| logging.info("HOST addrs: %r", self.nodes[HOST].get_addrs()) |
| |
| self.assertTrue(len(self.nodes[BR1].get_prefixes()) == 1) |
| self.assertTrue(len(self.nodes[ROUTER1].get_prefixes()) == 1) |
| self.assertTrue(len(self.nodes[BR1].get_routes()) == 1) |
| self.assertTrue(len(self.nodes[ROUTER1].get_routes()) == 1) |
| |
| # The same local OMR and on-link prefix should be re-registered. |
| self.assertEqual(omr_prefix, self.nodes[BR1].get_prefixes()[0]) |
| self.assertEqual(omr_prefix, self.nodes[ROUTER1].get_prefixes()[0]) |
| self.assertEqual(external_route, self.nodes[BR1].get_routes()[0]) |
| self.assertEqual(external_route, self.nodes[ROUTER1].get_routes()[0]) |
| |
| self.assertTrue(len(self.nodes[BR1].get_ip6_address(config.ADDRESS_TYPE.OMR)) == 1) |
| self.assertTrue(len(self.nodes[ROUTER1].get_ip6_address(config.ADDRESS_TYPE.OMR)) == 1) |
| self.assertTrue(len(self.nodes[HOST].get_ip6_address(config.ADDRESS_TYPE.ONLINK_ULA)) == 1) |
| |
| self.assertEqual(br1_omr_address, self.nodes[BR1].get_ip6_address(config.ADDRESS_TYPE.OMR)[0]) |
| self.assertEqual(router1_omr_address, self.nodes[ROUTER1].get_ip6_address(config.ADDRESS_TYPE.OMR)[0]) |
| self.assertEqual(host_ula_address, self.nodes[HOST].get_ip6_address(config.ADDRESS_TYPE.ONLINK_ULA)[0]) |
| |
| # Router1 can ping to/from the Host on infra link. |
| self.assertTrue(self.nodes[ROUTER1].ping(self.nodes[HOST].get_ip6_address(config.ADDRESS_TYPE.ONLINK_ULA)[0])) |
| self.assertTrue(self.nodes[HOST].ping(self.nodes[ROUTER1].get_ip6_address(config.ADDRESS_TYPE.OMR)[0], |
| backbone=True)) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |
