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_1_KeyIncrement(thread_cert.TestCase): 42 TOPOLOGY = { 43 LEADER: { 44 'name': 'LEADER', 45 'key_switch_guardtime': 0, 46 'mode': 'rdn', 47 'allowlist': [ED] 48 }, 49 ED: { 50 'name': 'ED', 51 'is_mtd': True, 52 'key_switch_guardtime': 0, 53 'mode': 'rn', 54 'allowlist': [LEADER] 55 }, 56 } 57 58 def test(self): 59 self.nodes[LEADER].start() 60 self.simulator.go(config.LEADER_STARTUP_DELAY) 61 self.assertEqual(self.nodes[LEADER].get_state(), "leader") 62 63 self.nodes[ED].start() 64 self.simulator.go(5) 65 self.assertEqual(self.nodes[ED].get_state(), "child") 66 67 self.collect_rloc16s() 68 addrs = self.nodes[ED].get_addrs() 69 for addr in addrs: 70 self.assertTrue(self.nodes[LEADER].ping(addr)) 71 72 key_sequence_counter = self.nodes[LEADER].get_key_sequence_counter() 73 self.nodes[LEADER].set_key_sequence_counter(key_sequence_counter + 1) 74 75 addrs = self.nodes[ED].get_addrs() 76 for addr in addrs: 77 self.assertTrue(self.nodes[LEADER].ping(addr)) 78 79 def verify(self, pv): 80 pkts = pv.pkts 81 pv.summary.show() 82 83 LEADER = pv.vars['LEADER'] 84 ED = pv.vars['ED'] 85 _leader_pkts = pkts.filter_wpan_src64(LEADER) 86 _ed_pkts = pkts.filter_wpan_src64(ED) 87 88 # Step 1: The DUT must start the network using 89 # thrKeySequenceCounter = 0 90 _leader_pkts.filter_mle_cmd(MLE_ADVERTISEMENT).must_next().must_verify( 91 lambda p: p.wpan.aux_sec.key_source == 0) 92 93 # Step 2: Verify that the topology described above is created. 94 # MLE Auxiliary security header shall contain Key Source = 0, 95 # KeyIndex = 1, KeyID Mode = 2 96 _ed_pkts.filter_mle_cmd( 97 MLE_CHILD_ID_REQUEST).must_next().must_verify(lambda p: p.wpan.aux_sec.key_index == 1 and p.wpan.aux_sec. 98 key_id_mode == 2 and p.wpan.aux_sec.key_source == 0) 99 100 # Step 3: Leader send an ICMPv6 Echo Request to DUT. 101 # The MAC Auxiliary security header must contain 102 # KeyIndex = 1, KeyID Mode = 1 103 lp = _leader_pkts.filter_ping_request().filter( 104 lambda p: p.wpan.aux_sec.key_index == 1 and p.wpan.aux_sec.key_id_mode == 1 and p.wpan.dst16 == pv.vars[ 105 'ED_RLOC16']).must_next() 106 107 # Step 4: DUT send an ICMPv6 Echo Reply to Leader. 108 # The MAC Auxiliary security header must contain 109 # KeyIndex = 1, KeyID Mode = 1 110 _ed_pkts.filter_ping_reply(identifier=lp.icmpv6.echo.identifier).must_next().must_verify( 111 lambda p: p.wpan.aux_sec.key_index == 1 and p.wpan.aux_sec.key_id_mode == 1) 112 113 # Step 5: Leader increment thrKeySequenceCounter by 1 to force a key switch. 114 # Step 6: Leader Send an ICMPv6 Echo Request to DUT. 115 # The MAC Auxiliary security header must contain 116 # KeyIndex = 2, KeyID Mode = 1 117 lp = _leader_pkts.filter_ping_request().filter( 118 lambda p: p.wpan.aux_sec.key_index == 2 and p.wpan.aux_sec.key_id_mode == 1 and p.wpan.dst16 == pv.vars[ 119 'ED_RLOC16']).must_next() 120 121 # Step 7: DUT send an ICMPv6 Echo Reply to Leader. 122 # The MAC Auxiliary security header must contain 123 # KeyIndex = 2, KeyID Mode = 1 124 _ed_pkts.filter_ping_reply(identifier=lp.icmpv6.echo.identifier).must_next().must_verify( 125 lambda p: p.wpan.aux_sec.key_index == 2 and p.wpan.aux_sec.key_id_mode == 1) 126 127 128if __name__ == '__main__': 129 unittest.main() 130