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_ADVERTISEMENT, MLE_CHILD_ID_REQUEST 35from pktverify.packet_verifier import PacketVerifier 36 37LEADER = 1 38ED = 2 39 40 41class Cert_6_6_2_KeyIncrement1(thread_cert.TestCase): 42 TOPOLOGY = { 43 LEADER: { 44 'name': 'LEADER', 45 'key_sequence_counter': 127, 46 'mode': 'rdn', 47 'allowlist': [ED] 48 }, 49 ED: { 50 'name': 'ED', 51 'is_mtd': True, 52 'mode': 'rn', 53 'allowlist': [LEADER] 54 }, 55 } 56 57 def test(self): 58 self.nodes[LEADER].start() 59 self.simulator.go(config.LEADER_STARTUP_DELAY) 60 self.assertEqual(self.nodes[LEADER].get_state(), 'leader') 61 62 self.nodes[ED].start() 63 self.simulator.go(5) 64 self.assertEqual(self.nodes[ED].get_state(), 'child') 65 66 self.collect_rloc16s() 67 addrs = self.nodes[ED].get_addrs() 68 for addr in addrs: 69 self.assertTrue(self.nodes[LEADER].ping(addr)) 70 71 key_sequence_counter = self.nodes[LEADER].get_key_sequence_counter() 72 self.nodes[LEADER].set_key_sequence_counter(key_sequence_counter + 1) 73 74 addrs = self.nodes[ED].get_addrs() 75 for addr in addrs: 76 self.assertTrue(self.nodes[LEADER].ping(addr)) 77 78 def verify(self, pv): 79 pkts = pv.pkts 80 pv.summary.show() 81 82 LEADER = pv.vars['LEADER'] 83 ED = pv.vars['ED'] 84 _leader_pkts = pkts.filter_wpan_src64(LEADER) 85 _ed_pkts = pkts.filter_wpan_src64(ED) 86 87 # Step 1: The DUT must start the network using 88 # thrKeySequenceCounter = 127 89 _leader_pkts.filter_mle_cmd(MLE_ADVERTISEMENT).must_next().must_verify( 90 lambda p: p.wpan.aux_sec.key_source == 127) 91 92 # Step 2: Verify that the topology described above is created. 93 # MLE Auxiliary security header shall contain Key Source = 127, 94 # KeyIndex = 128, KeyID Mode = 2 95 _ed_pkts.filter_mle_cmd( 96 MLE_CHILD_ID_REQUEST).must_next().must_verify(lambda p: p.wpan.aux_sec.key_index == 128 and p.wpan.aux_sec. 97 key_id_mode == 2 and p.wpan.aux_sec.key_source == 127) 98 99 # Step 3: Leader send an ICMPv6 Echo Request to DUT. 100 # The MAC Auxiliary security header must contain 101 # KeyIndex = 128, KeyID Mode = 1 102 lp = _leader_pkts.filter_ping_request().filter( 103 lambda p: p.wpan.aux_sec.key_index == 128 and p.wpan.aux_sec.key_id_mode == 1 and p.wpan.dst16 == pv.vars[ 104 'ED_RLOC16']).must_next() 105 106 # Step 4: DUT send an ICMPv6 Echo Reply to Leader. 107 # The MAC Auxiliary security header must contain 108 # KeyIndex = 128, KeyID Mode = 1 109 _ed_pkts.filter_ping_reply(identifier=lp.icmpv6.echo.identifier).must_next().must_verify( 110 lambda p: p.wpan.aux_sec.key_index == 128 and p.wpan.aux_sec.key_id_mode == 1) 111 112 # Step 5: Leader increment thrKeySequenceCounter by 1 to force a key switch. 113 # Step 6: Leader Send an ICMPv6 Echo Request to DUT. 114 # The MAC Auxiliary security header must contain 115 # KeyIndex = 1, KeyID Mode = 1 116 lp = _leader_pkts.filter_ping_request().filter( 117 lambda p: p.wpan.aux_sec.key_index == 1 and p.wpan.aux_sec.key_id_mode == 1 and p.wpan.dst16 == pv.vars[ 118 'ED_RLOC16']).must_next() 119 120 # Step 7: DUT send an ICMPv6 Echo Reply to Leader. 121 # The MAC Auxiliary security header must contain 122 # KeyIndex = 1, KeyID Mode = 1 123 _ed_pkts.filter_ping_reply(identifier=lp.icmpv6.echo.identifier).must_next().must_verify( 124 lambda p: p.wpan.aux_sec.key_index == 1 and p.wpan.aux_sec.key_id_mode == 1) 125 126 127if __name__ == '__main__': 128 unittest.main() 129