| #!/usr/bin/env python3 |
| # |
| # Copyright (c) 2016, 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 unittest |
| |
| import config |
| import thread_cert |
| from pktverify.consts import MLE_ADVERTISEMENT, MLE_DATA_RESPONSE, MLE_CHILD_ID_RESPONSE, MLE_CHILD_UPDATE_REQUEST, MLE_CHILD_UPDATE_RESPONSE, SOURCE_ADDRESS_TLV, MODE_TLV, LEADER_DATA_TLV, NETWORK_DATA_TLV, ACTIVE_TIMESTAMP_TLV, ADDRESS_REGISTRATION_TLV, NWD_COMMISSIONING_DATA_TLV, NWD_PREFIX_TLV, NWD_BORDER_ROUTER_TLV, NWD_6LOWPAN_ID_TLV, NWD_HAS_ROUTER_TLV, LINK_LOCAL_ALL_NODES_MULTICAST_ADDRESS |
| from pktverify.packet_verifier import PacketVerifier |
| from pktverify.addrs import Ipv6Addr |
| |
| LEADER = 1 |
| ROUTER1 = 2 |
| ROUTER2 = 3 |
| ED = 4 |
| SED = 5 |
| |
| MTDS = [ED, SED] |
| |
| |
| class Cert_5_6_9_NetworkDataForwarding(thread_cert.TestCase): |
| TOPOLOGY = { |
| LEADER: { |
| 'name': 'LEADER', |
| 'mode': 'rdn', |
| 'allowlist': [ROUTER1, ROUTER2] |
| }, |
| ROUTER1: { |
| 'name': 'ROUTER_1', |
| 'mode': 'rdn', |
| 'allowlist': [LEADER, ED, SED] |
| }, |
| ROUTER2: { |
| 'name': 'ROUTER_2', |
| 'mode': 'rdn', |
| 'allowlist': [LEADER] |
| }, |
| ED: { |
| 'name': 'MED', |
| 'is_mtd': True, |
| 'mode': 'rn', |
| 'allowlist': [ROUTER1] |
| }, |
| SED: { |
| 'name': 'SED', |
| 'is_mtd': True, |
| 'mode': '-', |
| 'timeout': config.DEFAULT_CHILD_TIMEOUT, |
| 'allowlist': [ROUTER1] |
| }, |
| } |
| |
| def test(self): |
| self.nodes[LEADER].start() |
| self.simulator.go(4) |
| self.assertEqual(self.nodes[LEADER].get_state(), 'leader') |
| |
| self.nodes[ROUTER1].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[ROUTER1].get_state(), 'router') |
| |
| self.nodes[ROUTER2].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[ROUTER2].get_state(), 'router') |
| |
| self.nodes[ED].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[ED].get_state(), 'child') |
| |
| self.nodes[SED].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[SED].get_state(), 'child') |
| |
| self.collect_rloc16s() |
| self.collect_ipaddrs() |
| self.nodes[LEADER].add_prefix('2001:2:0:1::/64', 'aros', 'med') |
| self.nodes[LEADER].add_route('2001:2:0:2::/64', stable=True, prf='med') |
| self.nodes[LEADER].register_netdata() |
| |
| # Set lowpan context of sniffer |
| self.simulator.set_lowpan_context(1, '2001:2:0:1::/64') |
| |
| self.simulator.go(10) |
| |
| self.nodes[ROUTER2].add_prefix('2001:2:0:1::/64', 'aos', 'med') |
| self.nodes[ROUTER2].add_route('2001:2:0:2::/64', stable=True, prf='high') |
| self.nodes[ROUTER2].register_netdata() |
| self.simulator.go(15) |
| |
| self.assertFalse(self.nodes[SED].ping('2001:2:0:2::1', timeout=10)) |
| |
| self.assertFalse(self.nodes[SED].ping('2007::1', timeout=10)) |
| |
| self.nodes[ROUTER2].remove_prefix('2001:2:0:1::/64') |
| self.nodes[ROUTER2].add_prefix('2001:2:0:1::/64', 'paros', 'high') |
| self.nodes[ROUTER2].register_netdata() |
| self.simulator.go(15) |
| |
| self.assertFalse(self.nodes[SED].ping('2007::1', timeout=10)) |
| |
| self.nodes[ROUTER2].remove_prefix('2001:2:0:1::/64') |
| self.nodes[ROUTER2].add_prefix('2001:2:0:1::/64', 'paros', 'med') |
| self.nodes[ROUTER2].register_netdata() |
| self.simulator.go(15) |
| |
| self.assertFalse(self.nodes[SED].ping('2007::1', timeout=10)) |
| |
| def verify(self, pv): |
| pkts = pv.pkts |
| pv.summary.show() |
| |
| ROUTER_1 = pv.vars['ROUTER_1'] |
| MED = pv.vars['MED'] |
| SED = pv.vars['SED'] |
| _rpkts = pkts.filter_wpan_src64(ROUTER_1) |
| |
| # Step 1: Ensure the topology is formed correctly |
| _rpkts.filter_mle_cmd(MLE_CHILD_ID_RESPONSE).filter_wpan_dst64(SED).must_next() |
| |
| # Step 4: The DUT MUST send a multicast MLE Data Response with |
| # the new network information |
| _rpkts.filter_mle_cmd(MLE_DATA_RESPONSE).filter_ipv6_dst(LINK_LOCAL_ALL_NODES_MULTICAST_ADDRESS).must_next( |
| ).must_verify(lambda p: {Ipv6Addr('2001:2:0:1::'), Ipv6Addr('2001:2:0:2::')} == set( |
| p.thread_nwd.tlv.prefix) and p.thread_nwd.tlv.border_router.flag.p == [0] and p.thread_nwd.tlv. |
| border_router.flag.s == [1] and p.thread_nwd.tlv.border_router.flag.r == [1] and p.thread_nwd.tlv |
| .border_router.flag.o == [1] and p.thread_nwd.tlv.stable == [0, 1, 1, 1, 1, 1]) |
| |
| # Step 5: The DUT MUST send a unicast MLE Child Update |
| # Request to SED_1 |
| _rpkts.filter_mle_cmd(MLE_CHILD_UPDATE_REQUEST).filter_wpan_dst64(SED).must_next( |
| ).must_verify(lambda p: {SOURCE_ADDRESS_TLV, LEADER_DATA_TLV, NETWORK_DATA_TLV, ACTIVE_TIMESTAMP_TLV} == set( |
| p.mle.tlv.type |
| ) and {NWD_PREFIX_TLV, NWD_BORDER_ROUTER_TLV, NWD_6LOWPAN_ID_TLV, NWD_PREFIX_TLV, NWD_HAS_ROUTER_TLV} == set( |
| p.thread_nwd.tlv.type) and {Ipv6Addr('2001:2:0:1::'), Ipv6Addr('2001:2:0:2::')} == set( |
| p.thread_nwd.tlv.prefix) and {0xFFFE, 0xFFFE} == set(p.thread_nwd.tlv.border_router_16)) |
| |
| # Step 6: The DUT MUST forward the SED_1 ICMPv6 Echo Request to Router_2 |
| # due to higher preference |
| router1_rloc16 = pv.vars['ROUTER_1_RLOC16'] |
| leader_rloc16 = pv.vars['LEADER_RLOC16'] |
| _rpkts.filter_ping_request().filter_ipv6_dst('2001:2:0:2::1').must_next().must_verify( |
| lambda p: p.wpan.dst16 == leader_rloc16 and p.wpan.src16 == router1_rloc16) |
| |
| # Step 7: The DUT MUST forward the MED_1 ICMPv6 Echo Request to the |
| # Leader due to default route |
| _rpkts.filter_ping_request().filter_ipv6_dst('2007::1').must_next().must_verify( |
| lambda p: p.wpan.dst16 == leader_rloc16 and p.wpan.src16 == router1_rloc16) |
| |
| # Step 9: The DUT MUST send a multicast MLE Data Response with |
| # the new network information |
| _rpkts.filter_mle_cmd(MLE_DATA_RESPONSE).filter_ipv6_dst( |
| LINK_LOCAL_ALL_NODES_MULTICAST_ADDRESS).must_next().must_verify( |
| lambda p: { |
| NWD_COMMISSIONING_DATA_TLV, NWD_PREFIX_TLV, NWD_BORDER_ROUTER_TLV, NWD_6LOWPAN_ID_TLV, |
| NWD_PREFIX_TLV, NWD_HAS_ROUTER_TLV |
| } == set(p.thread_nwd.tlv.type) and { |
| Ipv6Addr('2001:2:0:1::'), Ipv6Addr('2001:2:0:2::') |
| } == set(p.thread_nwd.tlv.prefix) and p.thread_nwd.tlv.border_router.flag.p == [0, 1] and p.thread_nwd. |
| tlv.border_router.flag.s == [1, 1] and p.thread_nwd.tlv.border_router.flag.r == [1, 1] and p.thread_nwd |
| .tlv.border_router.flag.o == [1, 1] and p.thread_nwd.tlv.stable == [0, 1, 1, 1, 1, 1]) |
| |
| # Step 10: The DUT MUST send a unicast MLE Child Update Request to SED_1 |
| _rpkts.filter_mle_cmd(MLE_CHILD_UPDATE_REQUEST).filter_wpan_dst64(SED).must_next( |
| ).must_verify(lambda p: {SOURCE_ADDRESS_TLV, LEADER_DATA_TLV, NETWORK_DATA_TLV, ACTIVE_TIMESTAMP_TLV} == set( |
| p.mle.tlv.type |
| ) and {NWD_PREFIX_TLV, NWD_BORDER_ROUTER_TLV, NWD_6LOWPAN_ID_TLV, NWD_PREFIX_TLV, NWD_HAS_ROUTER_TLV} == set( |
| p.thread_nwd.tlv.type) and {Ipv6Addr('2001:2:0:1::'), Ipv6Addr('2001:2:0:2::')} == set( |
| p.thread_nwd.tlv.prefix) and {0xFFFE, 0xFFFE} == set(p.thread_nwd.tlv.border_router_16)) |
| |
| # Step 11: The DUT MUST forward the SED_1 ICMPv6 Echo Request to Router_2 |
| # due to higher preference |
| _rpkts.filter_ping_request().filter_ipv6_dst('2007::1').must_next().must_verify( |
| lambda p: p.wpan.dst16 == leader_rloc16 and p.wpan.src16 == router1_rloc16) |
| |
| # Step 13: The DUT MUST send a multicast MLE Data Response with |
| # the new network information |
| _rpkts.filter_mle_cmd(MLE_DATA_RESPONSE).filter_ipv6_dst( |
| LINK_LOCAL_ALL_NODES_MULTICAST_ADDRESS).must_next().must_verify( |
| lambda p: { |
| NWD_COMMISSIONING_DATA_TLV, NWD_PREFIX_TLV, NWD_BORDER_ROUTER_TLV, NWD_6LOWPAN_ID_TLV, |
| NWD_PREFIX_TLV, NWD_HAS_ROUTER_TLV |
| } == set(p.thread_nwd.tlv.type) and {Ipv6Addr('2001:2:0:1::'), |
| Ipv6Addr('2001:2:0:2::')} == set(p.thread_nwd.tlv.prefix)) |
| |
| # Step 14: The DUT MUST send a unicast MLE Child Update Request to SED_1 |
| _rpkts.filter_mle_cmd(MLE_CHILD_UPDATE_REQUEST).filter_wpan_dst64(SED).must_next( |
| ).must_verify(lambda p: {SOURCE_ADDRESS_TLV, LEADER_DATA_TLV, NETWORK_DATA_TLV, ACTIVE_TIMESTAMP_TLV} == set( |
| p.mle.tlv.type |
| ) and {NWD_PREFIX_TLV, NWD_BORDER_ROUTER_TLV, NWD_6LOWPAN_ID_TLV, NWD_PREFIX_TLV, NWD_HAS_ROUTER_TLV} == set( |
| p.thread_nwd.tlv.type) and {Ipv6Addr('2001:2:0:1::'), Ipv6Addr('2001:2:0:2::')} == set( |
| p.thread_nwd.tlv.prefix) and {0xFFFE, 0xFFFE} == set(p.thread_nwd.tlv.border_router_16)) |
| |
| # Step 15: The DUT MUST forward the SED_1 ICMPv6 Echo Request to Router_2 |
| # due to higher preference |
| _rpkts.filter_ping_request().filter_ipv6_dst('2007::1').must_next().must_verify( |
| lambda p: p.wpan.dst16 == leader_rloc16 and p.wpan.src16 == router1_rloc16) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |
