1#!/usr/bin/env python3 2# 3# Copyright (c) 2016, The OpenThread Authors. 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions are met: 8# 1. Redistributions of source code must retain the above copyright 9# notice, this list of conditions and the following disclaimer. 10# 2. Redistributions in binary form must reproduce the above copyright 11# notice, this list of conditions and the following disclaimer in the 12# documentation and/or other materials provided with the distribution. 13# 3. Neither the name of the copyright holder nor the 14# names of its contributors may be used to endorse or promote products 15# derived from this software without specific prior written permission. 16# 17# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 18# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 21# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 25# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 27# POSSIBILITY OF SUCH DAMAGE. 28# 29 30import unittest 31 32import config 33import thread_cert 34from pktverify.consts import MLE_CHILD_ID_REQUEST, MLE_CHILD_ID_RESPONSE, MLE_CHILD_UPDATE_REQUEST, MLE_CHILD_UPDATE_RESPONSE, MODE_TLV 35from pktverify.packet_verifier import PacketVerifier 36 37LEADER = 1 38ED = 2 39 40 41class Cert_6_5_3_ChildResetSynchronize(thread_cert.TestCase): 42 TOPOLOGY = { 43 LEADER: { 44 'name': 'LEADER', 45 'mode': 'rdn', 46 'allowlist': [ED] 47 }, 48 ED: { 49 'name': 'ED', 50 'is_mtd': True, 51 'mode': 'rn', 52 'timeout': config.DEFAULT_CHILD_TIMEOUT, 53 'allowlist': [LEADER] 54 }, 55 } 56 57 def _setUpEd(self): 58 self.nodes[ED].add_allowlist(self.nodes[LEADER].get_addr64()) 59 self.nodes[ED].enable_allowlist() 60 61 def test(self): 62 self.nodes[LEADER].start() 63 self.simulator.go(config.LEADER_STARTUP_DELAY) 64 self.assertEqual(self.nodes[LEADER].get_state(), 'leader') 65 66 self.nodes[ED].start() 67 self.simulator.go(5) 68 self.assertEqual(self.nodes[ED].get_state(), 'child') 69 70 self.nodes[ED].reset() 71 self._setUpEd() 72 self.simulator.go(1) 73 74 self.nodes[ED].start() 75 self.simulator.go(1) 76 self.assertEqual(self.nodes[ED].get_state(), 'child') 77 78 addrs = self.nodes[ED].get_addrs() 79 for addr in addrs: 80 if addr[0:4] == 'fe80': 81 self.assertTrue(self.nodes[LEADER].ping(addr)) 82 83 def verify(self, pv): 84 pkts = pv.pkts 85 pv.summary.show() 86 87 LEADER = pv.vars['LEADER'] 88 ED = pv.vars['ED'] 89 _leader_pkts = pkts.filter_wpan_src64(LEADER) 90 _ed_pkts = pkts.filter_wpan_src64(ED) 91 92 # Step 2: Reset the DUT for a time shorter than 93 # the Child Timeout Duration. 94 # Step 3: Send MLE Child Update Request to Leader 95 _ed_pkts.filter_mle_cmd(MLE_CHILD_ID_REQUEST).must_next() 96 _leader_pkts.range(_ed_pkts.index).filter_mle_cmd(MLE_CHILD_ID_RESPONSE).must_next() 97 _ed_pkts.filter_mle_cmd(MLE_CHILD_UPDATE_REQUEST).must_next().must_verify( 98 lambda p: {MODE_TLV} <= set(p.mle.tlv.type)) 99 100 # Step 4: Leader send an MLE Child Update Response 101 _leader_pkts.range(_ed_pkts.index).filter_mle_cmd(MLE_CHILD_UPDATE_RESPONSE).must_next() 102 _ed_pkts.range(_leader_pkts.index).filter_mle_cmd(MLE_CHILD_ID_REQUEST).must_not_next() 103 104 # Step 5: The DUT MUST respond with ICMPv6 Echo Reply 105 _ed_pkts.filter_ping_reply().filter(lambda p: p.wpan.src64 == ED and p.wpan.dst64 == LEADER).must_next() 106 107 108if __name__ == '__main__': 109 unittest.main() 110