1#!/usr/bin/env python3 2# 3# Copyright (c) 2021, 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# 29import re 30import unittest 31 32import config 33import thread_cert 34from config import MESH_LOCAL_PREFIX_REGEX_PATTERN, ROUTING_LOCATOR_REGEX_PATTERN 35from pktverify.packet_verifier import PacketVerifier 36 37# Test description: 38# The purpose of this test is to verify ALOC connectivity. 39# 40# Topology: 41# 42# 43# PBBR ----- LEADER ---- ROUTER 44# 45# 46 47LEADER = 1 48PBBR = 2 49ROUTER = 3 50 51 52class TestPing(thread_cert.TestCase): 53 USE_MESSAGE_FACTORY = False 54 SUPPORT_NCP = False 55 SUPPORT_THREAD_1_1 = False 56 57 TOPOLOGY = { 58 LEADER: { 59 'name': 'Router_1', 60 'allowlist': [PBBR, ROUTER], 61 }, 62 PBBR: { 63 'name': 'Router_2', 64 'allowlist': [LEADER], 65 'is_bbr': True, 66 }, 67 ROUTER: { 68 'name': 'Router_3', 69 'allowlist': [LEADER], 70 }, 71 } 72 73 def test(self): 74 leader = self.nodes[LEADER] 75 pbbr = self.nodes[PBBR] 76 router = self.nodes[ROUTER] 77 78 leader.start() 79 self.simulator.go(config.LEADER_STARTUP_DELAY) 80 self.assertEqual('leader', leader.get_state()) 81 82 pbbr.enable_backbone_router() 83 pbbr.start() 84 self.simulator.go(config.ROUTER_STARTUP_DELAY) 85 self.assertEqual('router', pbbr.get_state()) 86 self.assertTrue(pbbr.is_primary_backbone_router) 87 88 router.start() 89 self.simulator.go(config.ROUTER_STARTUP_DELAY) 90 self.assertEqual('router', router.get_state()) 91 92 for node in (leader, pbbr): 93 for addr in self.get_alocs(node): 94 self.assertTrue(router.ping(addr)) 95 96 def verify(self, pv: PacketVerifier): 97 pkts = pv.pkts 98 # Must sure no ADDR_QUERY.qry is ever sent 99 pkts.filter_coap_request('/a/aq').must_not_next() 100 101 def get_alocs(self, node): 102 mleid = node.get_mleid() 103 for ip in node.get_addrs(): 104 if not re.match(MESH_LOCAL_PREFIX_REGEX_PATTERN, ip): 105 continue 106 107 if ip == mleid: 108 continue 109 110 self.assertIsNotNone(re.match(ROUTING_LOCATOR_REGEX_PATTERN, ip), ip) 111 locator = int(ip.split(':')[-1], 16) 112 if locator >= 0xfc00: 113 yield ip 114 115 116if __name__ == '__main__': 117 unittest.main() 118