227 lines
7.1 KiB
Python
Executable File
227 lines
7.1 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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# Copyright (c) 2020, The OpenThread Authors.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# 3. Neither the name of the copyright holder nor the
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# names of its contributors may be used to endorse or promote products
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# derived from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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import unittest
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import config
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import thread_cert
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class test_router_reattach(thread_cert.TestCase):
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TOPOLOGY = {
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1: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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2: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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3: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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4: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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5: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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6: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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7: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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8: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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9: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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10: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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11: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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12: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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13: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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14: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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15: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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16: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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17: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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18: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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19: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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20: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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21: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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22: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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23: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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24: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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25: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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26: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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27: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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28: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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29: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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30: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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31: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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32: {
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'mode': 'rdn',
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'router_downgrade_threshold': 32,
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'router_upgrade_threshold': 32
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},
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}
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def test(self):
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self.nodes[1].start()
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self.simulator.go(config.LEADER_STARTUP_DELAY)
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self.assertEqual(self.nodes[1].get_state(), 'leader')
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for i in range(2, 33):
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self.nodes[i].start()
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self.simulator.go(config.ROUTER_STARTUP_DELAY)
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self.assertEqual(self.nodes[i].get_state(), 'router')
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self.nodes[2].reset()
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self.nodes[2].set_router_selection_jitter(3)
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self.nodes[2].set_router_upgrade_threshold(32)
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self.nodes[2].set_router_downgrade_threshold(32)
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self.nodes[2].start()
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self.assertEqual(self.nodes[2].get_router_downgrade_threshold(), 32)
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# Verify that the node restored as Router.
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self.simulator.go(1)
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self.assertEqual(self.nodes[2].get_state(), 'router')
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# Verify that the node does not downgrade after Router Selection Jitter.
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self.simulator.go(5)
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self.assertEqual(self.nodes[2].get_state(), 'router')
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if __name__ == '__main__':
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unittest.main()
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