| #!/usr/bin/env python3 |
| # |
| # Copyright (c) 2022, The OpenThread Authors. |
| # All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
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| # notice, this list of conditions and the following disclaimer. |
| # 2. Redistributions in binary form must reproduce the above copyright |
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| # names of its contributors may be used to endorse or promote products |
| # derived from this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS' |
| # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| # POSSIBILITY OF SUCH DAMAGE. |
| # |
| |
| import unittest |
| |
| import thread_cert |
| import config |
| from pktverify.consts import MLE_CHILD_UPDATE_REQUEST, TIMEOUT_TLV, ADDR_REL_URI |
| from pktverify.packet_verifier import PacketVerifier |
| |
| # Test description: |
| # This test verifies that detaching function can send correct "goodbye" messages. |
| # |
| # Topology: |
| # |
| # CHILD_1 ----- ROUTER_1 ----- LEADER |
| # |
| # |
| |
| LEADER = 1 |
| ROUTER_1 = 2 |
| CHILD_1 = 3 |
| |
| |
| class TestDetach(thread_cert.TestCase): |
| USE_MESSAGE_FACTORY = False |
| SUPPORT_NCP = False |
| |
| TOPOLOGY = { |
| LEADER: { |
| 'name': 'Leader', |
| 'allowlist': [ROUTER_1], |
| 'mode': 'rdn', |
| }, |
| ROUTER_1: { |
| 'name': 'Router_1', |
| 'allowlist': [LEADER, CHILD_1], |
| 'mode': 'rdn', |
| }, |
| CHILD_1: { |
| 'name': 'Child_1', |
| 'is_mtd': True, |
| 'allowlist': [ROUTER_1], |
| 'mode': '-', |
| 'timeout': 10, |
| }, |
| } |
| |
| def test(self): |
| leader = self.nodes[LEADER] |
| router1 = self.nodes[ROUTER_1] |
| child1 = self.nodes[CHILD_1] |
| |
| leader.start() |
| self.simulator.go(config.LEADER_STARTUP_DELAY) |
| self.assertEqual(leader.get_state(), 'leader') |
| |
| router1.start() |
| self.simulator.go(config.ROUTER_STARTUP_DELAY) |
| self.assertEqual(router1.get_state(), 'router') |
| router1_rloc16 = router1.get_addr16() |
| self.assertTrue(list(filter(lambda x: x[1]['rloc16'] == router1_rloc16, leader.router_table().items()))) |
| |
| self.collect_rloc16s() |
| |
| child1.start() |
| self.simulator.go(7) |
| self.assertEqual(child1.get_state(), 'child') |
| child_table = router1.get_child_table() |
| self.assertEqual(len(child_table), 1) |
| self.assertEqual(child_table[1]['timeout'], 10) |
| |
| child1.detach() |
| self.assertEqual(child1.get_state(), 'disabled') |
| self.assertFalse(router1.get_child_table()) |
| |
| router1.detach() |
| self.assertEqual(router1.get_state(), 'disabled') |
| self.assertFalse(list(filter(lambda x: x[1]['rloc16'] == router1_rloc16, leader.router_table().items()))) |
| |
| router1.start() |
| self.simulator.go(5) |
| self.assertEqual(router1.get_state(), 'router') |
| |
| child1.start() |
| self.simulator.go(7) |
| self.assertEqual(child1.get_state(), 'child') |
| child_table = router1.get_child_table() |
| self.assertEqual(len(child_table), 1) |
| self.assertEqual(child_table[2]['timeout'], 10) |
| |
| router1.thread_stop() |
| self.assertEqual(router1.get_state(), 'disabled') |
| child1.detach() |
| self.assertEqual(child1.get_state(), 'disabled') |
| |
| router1.start() |
| self.simulator.go(5) |
| self.assertEqual(router1.get_state(), 'router') |
| |
| child1.start() |
| self.simulator.go(7) |
| self.assertEqual(child1.get_state(), 'child') |
| |
| leader.detach() |
| self.assertEqual(leader.get_state(), 'disabled') |
| |
| self.assertTrue(child1.ping(router1.get_mleid(), timeout=20)) |
| |
| router1.detach() |
| self.assertEqual(router1.get_state(), 'disabled') |
| |
| leader.detach() |
| self.assertEqual(leader.get_state(), 'disabled') |
| |
| leader.start() |
| self.assertEqual(leader.get_state(), 'detached') |
| leader.detach() |
| self.assertEqual(leader.get_state(), 'disabled') |
| |
| leader.start() |
| self.simulator.go(config.LEADER_STARTUP_DELAY) |
| self.assertEqual(leader.get_state(), 'leader') |
| router1.start() |
| self.simulator.go(config.ROUTER_STARTUP_DELAY) |
| self.assertEqual(router1.get_state(), 'router') |
| |
| leader.thread_stop() |
| router1.detach(is_async=True) |
| self.assertEqual(router1.get_state(), 'router') |
| router1.thread_stop() |
| self.assertEqual(router1.get_state(), 'disabled') |
| router1.detach() |
| self.assertEqual(router1.get_state(), 'disabled') |
| |
| def verify(self, pv: PacketVerifier): |
| pkts = pv.pkts |
| pv.summary.show() |
| |
| leader = pv.vars['Leader'] |
| router1 = pv.vars['Router_1'] |
| child1 = pv.vars['Child_1'] |
| leader_rloc16 = pv.vars['Leader_RLOC16'] |
| |
| pkts.filter_wpan_src64(child1).filter_mle_cmd(MLE_CHILD_UPDATE_REQUEST).filter_wpan_dst64( |
| router1).must_next().must_verify(lambda p: TIMEOUT_TLV in set(p.mle.tlv.type) and p.mle.tlv.timeout == 0) |
| pkts.filter_wpan_src64(router1).filter_coap_request(ADDR_REL_URI).filter_wpan_dst16(leader_rloc16).must_next() |
| pkts.filter_wpan_src64(child1).filter_mle_cmd(MLE_CHILD_UPDATE_REQUEST).filter_wpan_dst64( |
| router1).must_next().must_verify(lambda p: TIMEOUT_TLV in set(p.mle.tlv.type) and p.mle.tlv.timeout == 0) |
| pkts.filter_wpan_src64(leader).filter_coap_request(ADDR_REL_URI).must_not_next() |
| pkts.filter_wpan_src64(router1).filter_coap_request(ADDR_REL_URI).filter_wpan_dst16(leader_rloc16).must_next() |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |
