| #!/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 |
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| # 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 |
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| # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| # POSSIBILITY OF SUCH DAMAGE. |
| # |
| |
| import copy |
| import unittest |
| |
| from mle import TlvType |
| from pktverify import consts |
| from pktverify.packet_verifier import PacketVerifier |
| |
| import thread_cert |
| |
| LEADER = 1 |
| ROUTER_1 = 2 |
| REED_1 = 3 |
| DUT = 4 |
| |
| |
| class LowPower_6_1_07_PreferringARouterOverAReed_Base(thread_cert.TestCase): |
| |
| TOPOLOGY = { |
| LEADER: { |
| 'version': '1.2', |
| 'name': 'LEADER', |
| 'mode': 'rdn', |
| 'allowlist': [ROUTER_1, REED_1] |
| }, |
| ROUTER_1: { |
| 'version': '1.1', |
| 'name': 'ROUTER_1', |
| 'mode': 'rdn', |
| 'allowlist': [LEADER, DUT], |
| }, |
| REED_1: { |
| 'version': '1.2', |
| 'name': 'REED_1', |
| 'mode': 'rdn', |
| 'router_upgrade_threshold': 0, |
| 'allowlist': [LEADER, DUT], |
| }, |
| DUT: { |
| 'version': '1.2', |
| 'name': 'DUT', |
| 'is_mtd': True, |
| 'allowlist': [ROUTER_1, REED_1], |
| }, |
| } |
| |
| def test(self): |
| self.nodes[LEADER].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[LEADER].get_state(), 'leader') |
| |
| self.nodes[ROUTER_1].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[ROUTER_1].get_state(), 'router') |
| |
| self.nodes[REED_1].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[REED_1].get_state(), 'child') |
| |
| self.simulator.go(5) # wait for advertisements |
| |
| # Step 2 - set outbound link quality of ROUTER_1 and REED_1 to 2 (medium) |
| self.nodes[ROUTER_1].set_outbound_link_quality(2) |
| self.nodes[REED_1].set_outbound_link_quality(2) |
| |
| # Step 3 - DUT Automatically begins attach process by sending a multicast MLE Parent Request |
| self.nodes[DUT].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[DUT].get_state(), 'child') |
| |
| def verify(self, pv): |
| pkts = pv.pkts |
| pv.summary.show() |
| LEADER = pv.vars['LEADER'] |
| ROUTER_1 = pv.vars['ROUTER_1'] |
| REED_1 = pv.vars['REED_1'] |
| DUT = pv.vars['DUT'] |
| |
| # Step 1 - Ensure all routers and leader are sending MLE advertisements |
| pkts.filter_wpan_src64(LEADER) \ |
| .filter_mle_cmd(consts.MLE_ADVERTISEMENT) \ |
| .must_next() |
| pkts.filter_wpan_src64(ROUTER_1) \ |
| .filter_mle_cmd(consts.MLE_ADVERTISEMENT) \ |
| .must_next() |
| |
| # Step 3 - DUT begins attach process by sending a multicast MLE Parent Request |
| pkts.filter_wpan_src64(DUT) \ |
| .filter_mle_cmd(consts.MLE_PARENT_REQUEST) \ |
| .filter_mle_has_tlv(TlvType.CHALLENGE, TlvType.MODE) \ |
| .filter(lambda p: p.mle.tlv.scan_mask.r == 1 and p.mle.tlv.scan_mask.e == 0) \ |
| .filter(lambda p: p.mle.tlv.version == 3) \ |
| .filter(lambda p: p.ipv6.hlim == 255) \ |
| .filter_LLARMA() \ |
| .must_next() |
| |
| # Step 4 - Router_1 automatically Respond with MLE Parent Response |
| pkts.filter_wpan_src64(ROUTER_1) \ |
| .filter_wpan_dst64(DUT) \ |
| .filter_mle_cmd(consts.MLE_PARENT_RESPONSE) \ |
| .filter(lambda p: p.mle.tlv.version == 2) \ |
| .must_next() |
| |
| # Step 5 - DUT sends another multicast MLE Parent Request to the all-routers multicast with the Scan Mask TLV |
| # set for all routers and all REEDs |
| pkts.filter_wpan_src64(DUT) \ |
| .filter_mle_cmd(consts.MLE_PARENT_REQUEST) \ |
| .filter_mle_has_tlv(TlvType.CHALLENGE, TlvType.MODE) \ |
| .filter(lambda p: p.mle.tlv.scan_mask.r == 1 and p.mle.tlv.scan_mask.e == 1) \ |
| .filter(lambda p: p.mle.tlv.version == consts.THREAD_VERSION_1_2) \ |
| .filter(lambda p: p.ipv6.hlim == 255) \ |
| .filter_LLARMA() \ |
| .must_next() |
| |
| # Step 6 - REED_1 sends MLE Parent Response to the DUT |
| pkts.filter_wpan_src64(REED_1) \ |
| .filter_wpan_dst64(DUT) \ |
| .filter_mle_cmd(consts.MLE_PARENT_RESPONSE) \ |
| .must_next() |
| |
| # # Step 7 - DUT sends a Child ID Request to REED_1 due to its better link quality |
| pkts.filter_wpan_src64(DUT) \ |
| .filter_mle_cmd(consts.MLE_CHILD_ID_REQUEST) \ |
| .filter_wpan_dst64(ROUTER_1) \ |
| .filter_mle_has_tlv(TlvType.ADDRESS_REGISTRATION, TlvType.LINK_LAYER_FRAME_COUNTER, TlvType.MODE, TlvType.RESPONSE, TlvType.TIMEOUT, TlvType.TLV_REQUEST) \ |
| .filter(lambda p: p.mle.tlv.version == consts.THREAD_VERSION_1_2) \ |
| .must_next() |
| |
| |
| class LowPower_6_1_07_PreferringARouterOverAReed_MED(LowPower_6_1_07_PreferringARouterOverAReed_Base): |
| TOPOLOGY = copy.deepcopy(LowPower_6_1_07_PreferringARouterOverAReed_Base.TOPOLOGY) |
| TOPOLOGY[DUT]['mode'] = 'rn' |
| |
| |
| class LowPower_6_1_07_PreferringARouterOverAReed_SED(LowPower_6_1_07_PreferringARouterOverAReed_Base): |
| TOPOLOGY = copy.deepcopy(LowPower_6_1_07_PreferringARouterOverAReed_Base.TOPOLOGY) |
| TOPOLOGY[DUT]['mode'] = '-' |
| |
| |
| del (LowPower_6_1_07_PreferringARouterOverAReed_Base) |
| |
| if __name__ == '__main__': |
| unittest.main() |