1#!/usr/bin/env python3 2# 3# Copyright (c) 2023, 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 29from cli import verify 30from cli import verify_within 31import cli 32import time 33 34# ----------------------------------------------------------------------------------------------------------------------- 35# Test description: Validate mechanism to detect when Network Data gets full and related callback. 36# 37 38test_name = __file__[:-3] if __file__.endswith('.py') else __file__ 39print('-' * 120) 40print('Starting \'{}\''.format(test_name)) 41 42# ----------------------------------------------------------------------------------------------------------------------- 43# Creating `cli.Node` instances 44 45speedup = 40 46cli.Node.set_time_speedup_factor(speedup) 47 48leader = cli.Node() 49r1 = cli.Node() 50r2 = cli.Node() 51r3 = cli.Node() 52 53# ----------------------------------------------------------------------------------------------------------------------- 54# Form topology 55 56leader.form('netdata-full') 57r1.join(leader) 58r2.join(r1) 59r3.join(r1) 60 61verify(leader.get_state() == 'leader') 62verify(r1.get_state() == 'router') 63verify(r2.get_state() == 'router') 64verify(r2.get_state() == 'router') 65 66# ----------------------------------------------------------------------------------------------------------------------- 67# Test Implementation 68 69verify(leader.get_netdata_full() == 'no') 70verify(r1.get_netdata_full() == 'no') 71verify(r2.get_netdata_full() == 'no') 72verify(r3.get_netdata_full() == 'no') 73 74# Add 7 routes from `r1` to netdata and make sure they are all 75# successfully registered with leader. 76 77r1.add_route('fd00:1:0:1::/64', 's', 'med') 78r1.add_route('fd00:1:0:2::/64', 's', 'med') 79r1.add_route('fd00:1:0:3::/64', 's', 'med') 80r1.add_route('fd00:1:0:4::/64', 's', 'med') 81r1.add_route('fd00:1:0:5::/64', 's', 'med') 82r1.add_route('fd00:1:0:6::/64', 's', 'med') 83r1.add_route('fd00:1:0:7::/64', 's', 'med') 84r1.register_netdata() 85 86 87def check_netdata_after_r1(): 88 netdata = leader.get_netdata() 89 verify(len(netdata['routes']) == 7) 90 91 92verify_within(check_netdata_after_r1, 5) 93 94verify(leader.get_netdata_full() == 'no') 95verify(r1.get_netdata_full() == 'no') 96verify(r2.get_netdata_full() == 'no') 97verify(r3.get_netdata_full() == 'no') 98 99prev_len = int(leader.get_netdata_length()) 100 101# Now add 7 new routes from `r2` to netdata and make sure they are all 102# successfully registered with leader. 103 104r2.add_route('fd00:2:0:1::/64', 's', 'med') 105r2.add_route('fd00:2:0:2::/64', 's', 'med') 106r2.add_route('fd00:2:0:3::/64', 's', 'med') 107r2.add_route('fd00:2:0:4::/64', 's', 'med') 108r2.add_route('fd00:2:0:5::/64', 's', 'med') 109r2.add_route('fd00:2:0:6::/64', 's', 'med') 110r2.add_route('fd00:2:0:7::/64', 's', 'med') 111r2.register_netdata() 112 113 114def check_netdata_after_r2(): 115 netdata = leader.get_netdata() 116 verify(len(netdata['routes']) == 14) 117 118 119verify_within(check_netdata_after_r2, 5) 120 121verify(leader.get_netdata_full() == 'no') 122verify(r1.get_netdata_full() == 'no') 123verify(r2.get_netdata_full() == 'no') 124verify(r3.get_netdata_full() == 'no') 125 126verify(int(leader.get_netdata_length()) > prev_len) 127 128# Try adding 3 routes from `r3`, this should cause netdata to go 129# over its size limit. Make sure that both `r3` and `leader` 130# detect that 131 132r3.add_route('fd00:3:0:1::/64', 's', 'med') 133r3.add_route('fd00:3:0:2::/64', 's', 'med') 134r3.add_route('fd00:3:0:3::/64', 's', 'med') 135r3.register_netdata() 136 137 138def check_netdata_after_r3(): 139 verify(leader.get_netdata_full() == 'yes') 140 verify(r1.get_netdata_full() == 'no') 141 verify(r2.get_netdata_full() == 'no') 142 verify(r3.get_netdata_full() == 'yes') 143 144 145verify_within(check_netdata_after_r3, 5) 146 147r3.remove_prefix('fd00:3:0:1::/64') 148r3.remove_prefix('fd00:3:0:2::/64') 149r3.remove_prefix('fd00:3:0:3::/64') 150r3.register_netdata() 151 152leader.reset_netdata_full() 153r3.reset_netdata_full() 154 155 156def check_netdata_after_remove_on_r3(): 157 verify(leader.get_netdata_full() == 'no') 158 verify(r1.get_netdata_full() == 'no') 159 verify(r2.get_netdata_full() == 'no') 160 verify(r3.get_netdata_full() == 'no') 161 162 163verify_within(check_netdata_after_remove_on_r3, 5) 164 165r2.add_route('fd00:2:0:8::/64', 's', 'med') 166r2.add_route('fd00:2:0:9::/64', 's', 'med') 167r2.register_netdata() 168 169 170def check_netdata_after_more_routes_on_r2(): 171 verify(leader.get_netdata_full() == 'yes') 172 verify(r1.get_netdata_full() == 'no') 173 verify(r2.get_netdata_full() == 'yes') 174 verify(r3.get_netdata_full() == 'no') 175 176 177verify_within(check_netdata_after_more_routes_on_r2, 5) 178 179# ----------------------------------------------------------------------------------------------------------------------- 180# Test finished 181 182cli.Node.finalize_all_nodes() 183 184print('\'{}\' passed.'.format(test_name)) 185