| #!/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 unittest |
| |
| import thread_cert |
| from pktverify.consts import MLE_CHILD_ID_REQUEST, MLE_CHILD_UPDATE_REQUEST, RESPONSE_TLV, LINK_LAYER_FRAME_COUNTER_TLV, MLE_FRAME_COUNTER_TLV, MODE_TLV, TIMEOUT_TLV, VERSION_TLV, ADDRESS_REGISTRATION_TLV, TLV_REQUEST_TLV |
| from pktverify.packet_verifier import PacketVerifier |
| |
| LEADER = 1 |
| ED = 2 |
| |
| |
| class Cert_6_5_1_ChildResetReattach(thread_cert.TestCase): |
| TOPOLOGY = { |
| LEADER: { |
| 'name': 'LEADER', |
| 'mode': 'rdn', |
| 'allowlist': [ED] |
| }, |
| ED: { |
| 'name': 'ED', |
| 'is_mtd': True, |
| 'mode': 'rn', |
| 'allowlist': [LEADER] |
| }, |
| } |
| |
| def _setUpEd(self): |
| self.nodes[ED].add_allowlist(self.nodes[LEADER].get_addr64()) |
| self.nodes[ED].enable_allowlist() |
| |
| def test(self): |
| self.nodes[LEADER].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[LEADER].get_state(), 'leader') |
| |
| self.nodes[ED].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[ED].get_state(), 'child') |
| |
| self.nodes[LEADER].remove_allowlist(self.nodes[ED].get_addr64()) |
| self.nodes[ED].remove_allowlist(self.nodes[LEADER].get_addr64()) |
| |
| self.nodes[ED].reset() |
| self._setUpEd() |
| self.simulator.go(5) |
| self.nodes[ED].start() |
| |
| self.simulator.go(5) |
| self.nodes[LEADER].add_allowlist(self.nodes[ED].get_addr64()) |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[ED].get_state(), 'child') |
| |
| addrs = self.nodes[ED].get_addrs() |
| for addr in addrs: |
| if addr[0:4] == 'fe80': |
| self.assertTrue(self.nodes[LEADER].ping(addr)) |
| |
| def verify(self, pv): |
| pkts = pv.pkts |
| pv.summary.show() |
| |
| LEADER = pv.vars['LEADER'] |
| ED = pv.vars['ED'] |
| _ed_pkts = pkts.filter_wpan_src64(ED) |
| |
| # Step 2: Reset the DUT for a time greater than |
| # the Child Timeout Duration. |
| # Step 3: Send MLE Child Update Request to Leader |
| _ed_pkts.filter_mle_cmd(MLE_CHILD_ID_REQUEST).must_next() |
| _ed_pkts.filter_mle_cmd(MLE_CHILD_UPDATE_REQUEST).must_next().must_verify( |
| lambda p: {MODE_TLV} < set(p.mle.tlv.type)) |
| |
| # Step 5: DUT reattaches to Leader |
| _ed_pkts.filter_mle_cmd(MLE_CHILD_ID_REQUEST).must_next().must_verify( |
| lambda p: { |
| RESPONSE_TLV, LINK_LAYER_FRAME_COUNTER_TLV, MLE_FRAME_COUNTER_TLV, MODE_TLV, TIMEOUT_TLV, VERSION_TLV, |
| ADDRESS_REGISTRATION_TLV, TLV_REQUEST_TLV |
| } <= set(p.mle.tlv.type)) |
| |
| # Step 6: The DUT MUST respond with ICMPv6 Echo Reply |
| _ed_pkts.filter_ping_reply().filter(lambda p: p.wpan.src64 == ED and p.wpan.dst64 == LEADER).must_next() |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |