| #!/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 mle |
| import thread_cert |
| from pktverify.consts import MLE_CHILD_ID_RESPONSE, ADDR_QRY_URI, ADDR_NTF_URI, NL_TARGET_EID_TLV |
| from pktverify.packet_verifier import PacketVerifier |
| |
| LEADER = 1 |
| ROUTER = 2 |
| MED = 3 |
| SED = 4 |
| |
| MTDS = [MED, SED] |
| |
| # Test Purpose and Description: |
| # ----------------------------- |
| # The purpose of the test case is to verify that when the timer reaches |
| # the value of the Timeout TLV sent by the Child, the Parent stops |
| # responding to Address Query on the Child's behalf |
| # |
| # Test Topology: |
| # -------------- |
| # Leader |
| # | |
| # Router |
| # / \ |
| # MED SED |
| # |
| # DUT Types: |
| # ---------- |
| # Router |
| |
| |
| class Cert_5_1_02_ChildAddressTimeout(thread_cert.TestCase): |
| USE_MESSAGE_FACTORY = False |
| |
| TOPOLOGY = { |
| LEADER: { |
| 'name': 'LEADER', |
| 'mode': 'rdn', |
| 'allowlist': [ROUTER] |
| }, |
| ROUTER: { |
| 'name': 'ROUTER', |
| 'mode': 'rdn', |
| 'allowlist': [LEADER, MED, SED] |
| }, |
| MED: { |
| 'name': 'MED', |
| 'is_mtd': True, |
| 'mode': 'rn', |
| 'timeout': config.DEFAULT_CHILD_TIMEOUT, |
| 'allowlist': [ROUTER] |
| }, |
| SED: { |
| 'name': 'SED', |
| 'is_mtd': True, |
| 'mode': 'n', |
| 'timeout': config.DEFAULT_CHILD_TIMEOUT, |
| 'allowlist': [ROUTER] |
| }, |
| } |
| |
| def test(self): |
| self.nodes[LEADER].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[LEADER].get_state(), 'leader') |
| |
| self.nodes[ROUTER].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[ROUTER].get_state(), 'router') |
| |
| self.nodes[MED].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[MED].get_state(), 'child') |
| |
| self.nodes[SED].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[SED].get_state(), 'child') |
| |
| self.collect_ipaddrs() |
| |
| med_mleid = self.nodes[MED].get_ip6_address(config.ADDRESS_TYPE.ML_EID) |
| sed_mleid = self.nodes[SED].get_ip6_address(config.ADDRESS_TYPE.ML_EID) |
| |
| self.nodes[MED].stop() |
| self.nodes[SED].stop() |
| self.simulator.go(config.DEFAULT_CHILD_TIMEOUT + 5) |
| self.assertFalse(self.nodes[LEADER].ping(med_mleid)) |
| self.assertFalse(self.nodes[LEADER].ping(sed_mleid)) |
| |
| def verify(self, pv): |
| pkts = pv.pkts |
| pv.summary.show() |
| |
| LEADER = pv.vars['LEADER'] |
| ROUTER = pv.vars['ROUTER'] |
| MED = pv.vars['MED'] |
| MED_MLEID = pv.vars['MED_MLEID'] |
| SED = pv.vars['SED'] |
| SED_MLEID = pv.vars['SED_MLEID'] |
| MM = pv.vars['MM_PORT'] |
| |
| # Step 1: Verify topology is formed correctly |
| |
| pv.verify_attached('ROUTER') |
| |
| pkts.filter_wpan_src64(ROUTER).\ |
| filter_wpan_dst64(MED).\ |
| filter_mle_cmd(MLE_CHILD_ID_RESPONSE).\ |
| must_next() |
| |
| pkts.filter_wpan_src64(ROUTER).\ |
| filter_wpan_dst64(SED).\ |
| filter_mle_cmd(MLE_CHILD_ID_RESPONSE).\ |
| must_next() |
| |
| # Step 2: Power off both devices and allow for the keep-alive timeout to expire |
| # Step 3: The Leader sends an ICMPv6 Echo Request to MED and attempts to perform |
| # address resolution by sending an Address Query Request |
| |
| pkts.filter_wpan_src64(LEADER).\ |
| filter_RLARMA().\ |
| filter_coap_request(ADDR_QRY_URI, port=MM).\ |
| filter(lambda p: p.thread_address.tlv.type == [NL_TARGET_EID_TLV] and\ |
| p.thread_address.tlv.target_eid == MED_MLEID).\ |
| must_next() |
| |
| # Step 4: Router MUST NOT respond with an Address Notification Message |
| |
| pkts.filter_wpan_src64(ROUTER).\ |
| filter_coap_request(ADDR_NTF_URI).\ |
| must_not_next() |
| |
| # Step 5: The Leader sends an ICMPv6 Echo Request to SED and attempts to perform |
| # address resolution by sending an Address Query Request |
| |
| pkts.filter_wpan_src64(LEADER).\ |
| filter_RLARMA().\ |
| filter(lambda p: p.thread_address.tlv.type == [NL_TARGET_EID_TLV] and\ |
| p.thread_address.tlv.target_eid == SED_MLEID).\ |
| filter_coap_request(ADDR_QRY_URI, port=MM).\ |
| must_next() |
| |
| # Step 6: Router MUST NOT respond with an Address Notification Message |
| |
| pkts.filter_wpan_src64(ROUTER).\ |
| filter_coap_request(ADDR_NTF_URI).\ |
| must_not_next() |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |