| #!/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 command |
| import config |
| import thread_cert |
| from pktverify.consts import MLE_CHILD_ID_REQUEST, MLE_CHILD_ID_RESPONSE, ADDR_QRY_URI, ADDR_NTF_URI, NL_ML_EID_TLV, NL_RLOC16_TLV, NL_TARGET_EID_TLV, COAP_CODE_POST |
| from pktverify.packet_verifier import PacketVerifier |
| |
| LEADER = 1 |
| DUT_ROUTER1 = 2 |
| SED1 = 3 |
| MED1 = 4 |
| MED2 = 5 |
| MED3 = 6 |
| MED4 = 7 |
| |
| MTDS = [SED1, MED1, MED2, MED3, MED4] |
| |
| # Test Purpose and Description: |
| # ----------------------------- |
| # The purpose of this test case is to validate that the DUT is able to |
| # maintain an EID-to-RLOC Map Cache for a Sleepy End Device child attached to |
| # it. Each EID-to-RLOC Set MUST support at least four non-link-local unicast |
| # IPv6 addresses. |
| # |
| # Test Topology: |
| # ------------- |
| # Router_1 - Leader |
| # | / \ |
| # SED MED_1 .. MED_4 |
| # |
| # DUT Types: |
| # ---------- |
| # Router |
| |
| |
| class Cert_5_3_4_AddressMapCache(thread_cert.TestCase): |
| USE_MESSAGE_FACTORY = False |
| |
| TOPOLOGY = { |
| LEADER: { |
| 'name': 'LEADER', |
| 'mode': 'rdn', |
| 'allowlist': [DUT_ROUTER1, MED1, MED2, MED3, MED4] |
| }, |
| DUT_ROUTER1: { |
| 'name': 'ROUTER', |
| 'mode': 'rdn', |
| 'allowlist': [LEADER, SED1] |
| }, |
| SED1: { |
| 'name': 'SED', |
| 'is_mtd': True, |
| 'mode': '-', |
| 'timeout': 5, |
| 'allowlist': [DUT_ROUTER1] |
| }, |
| MED1: { |
| 'name': 'MED_1', |
| 'is_mtd': True, |
| 'mode': 'rn', |
| 'allowlist': [LEADER] |
| }, |
| MED2: { |
| 'name': 'MED_2', |
| 'is_mtd': True, |
| 'mode': 'rn', |
| 'allowlist': [LEADER] |
| }, |
| MED3: { |
| 'name': 'MED_3', |
| 'is_mtd': True, |
| 'mode': 'rn', |
| 'allowlist': [LEADER] |
| }, |
| MED4: { |
| 'name': 'MED_4', |
| 'is_mtd': True, |
| 'mode': 'rn', |
| 'allowlist': [LEADER] |
| }, |
| } |
| |
| def test(self): |
| # 1 |
| self.nodes[LEADER].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[LEADER].get_state(), 'leader') |
| |
| self.nodes[DUT_ROUTER1].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[DUT_ROUTER1].get_state(), 'router') |
| |
| for i in MTDS: |
| self.nodes[i].start() |
| self.simulator.go(5) |
| |
| for i in MTDS: |
| self.assertEqual(self.nodes[i].get_state(), 'child') |
| |
| self.collect_ipaddrs() |
| self.collect_rlocs() |
| self.collect_rloc16s() |
| |
| # 2 |
| for MED in [MED1, MED2, MED3, MED4]: |
| ed_mleid = self.nodes[MED].get_ip6_address(config.ADDRESS_TYPE.ML_EID) |
| self.assertTrue(self.nodes[SED1].ping(ed_mleid)) |
| self.simulator.go(5) |
| |
| # 3 & 4 |
| for MED in [MED1, MED2, MED3, MED4]: |
| ed_mleid = self.nodes[MED].get_ip6_address(config.ADDRESS_TYPE.ML_EID) |
| self.assertTrue(self.nodes[SED1].ping(ed_mleid)) |
| self.simulator.go(5) |
| |
| def verify(self, pv): |
| pkts = pv.pkts |
| pv.summary.show() |
| |
| LEADER = pv.vars['LEADER'] |
| LEADER_RLOC16 = pv.vars['LEADER_RLOC16'] |
| ROUTER = pv.vars['ROUTER'] |
| ROUTER_RLOC = pv.vars['ROUTER_RLOC'] |
| SED = pv.vars['SED'] |
| SED_RLOC = pv.vars['SED_RLOC'] |
| SED_RLOC16 = pv.vars['SED_RLOC16'] |
| SED_MLEID = pv.vars['SED_MLEID'] |
| MM = pv.vars['MM_PORT'] |
| |
| # Step 1: Build the topology as described |
| pv.verify_attached('ROUTER') |
| for i in range(1, 5): |
| with pkts.save_index(): |
| pkts.filter_wpan_src64(pv.vars['MED_%d' %i]).\ |
| filter_wpan_dst64(LEADER).\ |
| filter_mle_cmd(MLE_CHILD_ID_REQUEST).\ |
| must_next() |
| pkts.filter_wpan_src64(LEADER).\ |
| filter_wpan_dst64(pv.vars['MED_%d' %i]).\ |
| filter_mle_cmd(MLE_CHILD_ID_RESPONSE).\ |
| must_next() |
| pkts.filter_wpan_src64(pv.vars['SED']).\ |
| filter_wpan_dst64(ROUTER).\ |
| filter_mle_cmd(MLE_CHILD_ID_REQUEST).\ |
| must_next() |
| pkts.filter_wpan_src64(ROUTER).\ |
| filter_wpan_dst64(pv.vars['SED']).\ |
| filter_mle_cmd(MLE_CHILD_ID_RESPONSE).\ |
| must_next() |
| |
| # Step 2: SED sends an ICMPv6 Echo Request to MED_1, MED_2, MED_3, MED_4 ML-EID |
| # The DUT MUST generate an Address Query Request on SED’s behalf |
| # to find each node’s RLOC. |
| # The Address Query Request MUST be sent to the Realm-Local |
| # All-Routers address (FF03::2) |
| # CoAP URI-Path |
| # - NON POST coap://<FF03::2> |
| # CoAP Payload |
| # - Target EID TLV |
| |
| # Step 3: Leader sends Address Notification Messages with RLOC of MED_1, MED_2, MED_3, MED_4 |
| for i in range(1, 5): |
| _pkt = pkts.filter_ping_request().\ |
| filter_wpan_src64(SED).\ |
| filter_ipv6_dst(pv.vars['MED_%d_MLEID' %i]).\ |
| must_next() |
| pkts.filter_wpan_src64(ROUTER).\ |
| filter_RLARMA().\ |
| filter_coap_request(ADDR_QRY_URI, port=MM).\ |
| filter(lambda p: p.thread_address.tlv.target_eid == pv.vars['MED_%d_MLEID' %i]).\ |
| must_next() |
| pkts.filter_wpan_src64(LEADER).\ |
| filter_ipv6_dst(ROUTER_RLOC).\ |
| filter_coap_request(ADDR_NTF_URI, port=MM).\ |
| filter(lambda p: { |
| NL_ML_EID_TLV, |
| NL_RLOC16_TLV, |
| NL_TARGET_EID_TLV |
| } <= set(p.coap.tlv.type) and\ |
| p.thread_address.tlv.target_eid == pv.vars['MED_%d_MLEID' %i] and\ |
| p.thread_address.tlv.rloc16 == LEADER_RLOC16 and\ |
| p.coap.code == COAP_CODE_POST |
| ).\ |
| must_next() |
| pkts.filter_ping_request(identifier=_pkt.icmpv6.echo.identifier).\ |
| filter_wpan_src64(ROUTER).\ |
| filter_ipv6_dst(pv.vars['MED_%d_MLEID' %i]).\ |
| must_next() |
| pkts.filter_ping_reply(identifier=_pkt.icmpv6.echo.identifier).\ |
| filter_wpan_src64(pv.vars['MED_%d' %i]).\ |
| filter_ipv6_dst(SED_MLEID).\ |
| must_next() |
| pkts.filter_ping_reply(identifier=_pkt.icmpv6.echo.identifier).\ |
| filter_wpan_src64(ROUTER).\ |
| filter_wpan_dst16(SED_RLOC16).\ |
| must_next() |
| |
| # Step 4: SED sends another ICMPv6 Echo Request to MED_1, MED_2, MED_3, MED_4 ML-EID |
| # The DUT MUST not send an Address Query during this step; If an address query |
| # message is sent, the test fails |
| # An ICMPv6 Echo Reply MUST be sent for each ICMPv6 Echo Request from SED |
| for i in range(1, 5): |
| _pkt = pkts.filter_ping_request().\ |
| filter_wpan_src64(SED).\ |
| filter_ipv6_dst(pv.vars['MED_%d_MLEID' %i]).\ |
| must_next() |
| pkts.filter_wpan_src64(ROUTER).\ |
| filter_RLARMA().\ |
| filter_coap_request(ADDR_QRY_URI, port=MM).\ |
| must_not_next() |
| pkts.filter_ping_request(identifier=_pkt.icmpv6.echo.identifier).\ |
| filter_wpan_src64(ROUTER).\ |
| filter_ipv6_dst(pv.vars['MED_%d_MLEID' %i]).\ |
| must_next() |
| pkts.filter_ping_reply(identifier=_pkt.icmpv6.echo.identifier).\ |
| filter_wpan_src64(pv.vars['MED_%d' %i]).\ |
| filter_ipv6_dst(SED_MLEID).\ |
| must_next() |
| pkts.filter_ping_reply(identifier=_pkt.icmpv6.echo.identifier).\ |
| filter_wpan_src64(ROUTER).\ |
| filter_wpan_dst16(SED_RLOC16).\ |
| must_next() |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |
