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https://github.com/espressif/openthread.git
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Jonathan Hui
8406751ecb
The router processes its child table every second. After a child gracefully detaches, wait some time to ensure that the router has processed the child table entry.
185 lines
6.7 KiB
Python
Executable File
185 lines
6.7 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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# Copyright (c) 2022, 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 thread_cert
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import config
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from pktverify.consts import MLE_CHILD_UPDATE_REQUEST, TIMEOUT_TLV, ADDR_REL_URI
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from pktverify.packet_verifier import PacketVerifier
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# Test description:
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# This test verifies that detaching function can send correct "goodbye" messages.
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#
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# Topology:
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#
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# CHILD_1 ----- ROUTER_1 ----- LEADER
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#
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#
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LEADER = 1
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ROUTER_1 = 2
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CHILD_1 = 3
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class TestDetach(thread_cert.TestCase):
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USE_MESSAGE_FACTORY = False
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SUPPORT_NCP = False
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TOPOLOGY = {
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LEADER: {
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'name': 'Leader',
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'allowlist': [ROUTER_1],
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'mode': 'rdn',
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},
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ROUTER_1: {
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'name': 'Router_1',
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'allowlist': [LEADER, CHILD_1],
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'mode': 'rdn',
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},
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CHILD_1: {
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'name': 'Child_1',
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'is_mtd': True,
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'allowlist': [ROUTER_1],
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'mode': '-',
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'timeout': 10,
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},
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}
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def test(self):
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leader = self.nodes[LEADER]
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router1 = self.nodes[ROUTER_1]
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child1 = self.nodes[CHILD_1]
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leader.start()
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self.simulator.go(config.LEADER_STARTUP_DELAY)
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self.assertEqual(leader.get_state(), 'leader')
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router1.start()
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self.simulator.go(config.ROUTER_STARTUP_DELAY)
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self.assertEqual(router1.get_state(), 'router')
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router1_rloc16 = router1.get_addr16()
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self.assertTrue(list(filter(lambda x: x[1]['rloc16'] == router1_rloc16, leader.router_table().items())))
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self.collect_rloc16s()
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child1.start()
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self.simulator.go(7)
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self.assertEqual(child1.get_state(), 'child')
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child_table = router1.get_child_table()
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self.assertEqual(len(child_table), 1)
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self.assertEqual(child_table[1]['timeout'], 10)
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child1.detach()
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self.assertEqual(child1.get_state(), 'disabled')
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self.simulator.go(2) # The router processes its child table every second; wait 2s to be safe.
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self.assertFalse(router1.get_child_table())
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router1.detach()
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self.assertEqual(router1.get_state(), 'disabled')
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self.assertFalse(list(filter(lambda x: x[1]['rloc16'] == router1_rloc16, leader.router_table().items())))
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router1.start()
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self.simulator.go(config.ROUTER_STARTUP_DELAY)
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self.assertEqual(router1.get_state(), 'router')
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child1.start()
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self.simulator.go(7)
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self.assertEqual(child1.get_state(), 'child')
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child_table = router1.get_child_table()
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self.assertEqual(len(child_table), 1)
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self.assertEqual(child_table[2]['timeout'], 10)
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router1.thread_stop()
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self.assertEqual(router1.get_state(), 'disabled')
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child1.detach()
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self.assertEqual(child1.get_state(), 'disabled')
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router1.start()
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self.simulator.go(config.ROUTER_STARTUP_DELAY)
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self.assertEqual(router1.get_state(), 'router')
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child1.start()
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self.simulator.go(7)
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self.assertEqual(child1.get_state(), 'child')
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leader.detach()
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self.assertEqual(leader.get_state(), 'disabled')
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self.assertTrue(child1.ping(router1.get_mleid(), timeout=20))
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router1.detach()
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self.assertEqual(router1.get_state(), 'disabled')
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leader.detach()
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self.assertEqual(leader.get_state(), 'disabled')
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leader.start()
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self.assertEqual(leader.get_state(), 'detached')
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leader.detach()
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self.assertEqual(leader.get_state(), 'disabled')
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leader.start()
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self.simulator.go(config.LEADER_RESET_DELAY / 2)
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self.assertEqual(leader.get_state(), 'detached')
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self.simulator.go(config.LEADER_RESET_DELAY / 2)
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self.assertEqual(leader.get_state(), 'leader')
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router1.start()
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self.simulator.go(config.ROUTER_RESET_DELAY)
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self.assertEqual(router1.get_state(), 'router')
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leader.thread_stop()
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router1.detach(is_async=True)
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self.assertEqual(router1.get_state(), 'router')
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router1.thread_stop()
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self.assertEqual(router1.get_state(), 'disabled')
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router1.detach()
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self.assertEqual(router1.get_state(), 'disabled')
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def verify(self, pv: PacketVerifier):
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pkts = pv.pkts
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pv.summary.show()
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leader = pv.vars['Leader']
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router1 = pv.vars['Router_1']
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child1 = pv.vars['Child_1']
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leader_rloc16 = pv.vars['Leader_RLOC16']
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pkts.filter_wpan_src64(child1).filter_mle_cmd(MLE_CHILD_UPDATE_REQUEST).filter_wpan_dst64(
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router1).must_next().must_verify(lambda p: TIMEOUT_TLV in set(p.mle.tlv.type) and p.mle.tlv.timeout == 0)
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pkts.filter_wpan_src64(router1).filter_coap_request(ADDR_REL_URI).filter_wpan_dst16(leader_rloc16).must_next()
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pkts.filter_wpan_src64(child1).filter_mle_cmd(MLE_CHILD_UPDATE_REQUEST).filter_wpan_dst64(
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router1).must_next().must_verify(lambda p: TIMEOUT_TLV in set(p.mle.tlv.type) and p.mle.tlv.timeout == 0)
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pkts.filter_wpan_src64(leader).filter_coap_request(ADDR_REL_URI).must_not_next()
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pkts.filter_wpan_src64(router1).filter_coap_request(ADDR_REL_URI).filter_wpan_dst16(leader_rloc16).must_next()
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if __name__ == '__main__':
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unittest.main()
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