| #!/usr/bin/env python |
| # |
| # Copyright (c) 2016, The OpenThread Authors. |
| # All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are met: |
| # 1. Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # 2. Redistributions in binary form must reproduce the above copyright |
| # notice, this list of conditions and the following disclaimer in the |
| # documentation and/or other materials provided with the distribution. |
| # 3. Neither the name of the copyright holder nor the |
| # 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 |
| # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| # POSSIBILITY OF SUCH DAMAGE. |
| # |
| |
| import time |
| import unittest |
| |
| import config |
| import mle |
| import node |
| |
| LEADER = 1 |
| ROUTER1 = 2 |
| ROUTER2 = 3 |
| SNIFFER = 4 |
| |
| |
| class Cert_5_1_12_NewRouterSync(unittest.TestCase): |
| |
| def setUp(self): |
| self.nodes = {} |
| for i in range(1, 4): |
| self.nodes[i] = node.Node(i) |
| |
| self.nodes[LEADER].set_panid(0xface) |
| self.nodes[LEADER].set_mode('rsdn') |
| self.nodes[LEADER].add_whitelist(self.nodes[ROUTER1].get_addr64()) |
| self.nodes[LEADER].add_whitelist(self.nodes[ROUTER2].get_addr64()) |
| self.nodes[LEADER].enable_whitelist() |
| |
| self.nodes[ROUTER1].set_panid(0xface) |
| self.nodes[ROUTER1].set_mode('rsdn') |
| self.nodes[ROUTER1].add_whitelist(self.nodes[LEADER].get_addr64()) |
| self.nodes[ROUTER1].enable_whitelist() |
| self.nodes[ROUTER1].set_router_selection_jitter(1) |
| |
| self.nodes[ROUTER2].set_panid(0xface) |
| self.nodes[ROUTER2].set_mode('rsdn') |
| self.nodes[ROUTER2].add_whitelist(self.nodes[LEADER].get_addr64()) |
| self.nodes[ROUTER2].enable_whitelist() |
| self.nodes[ROUTER2].set_router_selection_jitter(1) |
| |
| self.sniffer = config.create_default_thread_sniffer(SNIFFER) |
| self.sniffer.start() |
| |
| def tearDown(self): |
| self.sniffer.stop() |
| del self.sniffer |
| |
| for node in list(self.nodes.values()): |
| node.stop() |
| del self.nodes |
| |
| def verify_step_4(self, router1_messages, router2_messages, req_receiver, accept_receiver): |
| if router2_messages.contains_mle_message(mle.CommandType.LINK_REQUEST) and \ |
| (router1_messages.contains_mle_message(mle.CommandType.LINK_ACCEPT) or |
| router1_messages.contains_mle_message(mle.CommandType.LINK_ACCEPT_AND_REQUEST)): |
| |
| msg = router2_messages.next_mle_message(mle.CommandType.LINK_REQUEST) |
| |
| msg.assertSentToNode(self.nodes[req_receiver]) |
| msg.assertMleMessageContainsTlv(mle.SourceAddress) |
| msg.assertMleMessageContainsTlv(mle.LeaderData) |
| msg.assertMleMessageContainsTlv(mle.Challenge) |
| msg.assertMleMessageContainsTlv(mle.Version) |
| msg.assertMleMessageContainsTlv(mle.TlvRequest) |
| |
| msg = router1_messages.next_mle_message_of_one_of_command_types(mle.CommandType.LINK_ACCEPT_AND_REQUEST, |
| mle.CommandType.LINK_ACCEPT) |
| self.assertIsNotNone(msg) |
| |
| msg.assertSentToNode(self.nodes[accept_receiver]) |
| msg.assertMleMessageContainsTlv(mle.SourceAddress) |
| msg.assertMleMessageContainsTlv(mle.LeaderData) |
| msg.assertMleMessageContainsTlv(mle.LinkLayerFrameCounter) |
| msg.assertMleMessageContainsOptionalTlv(mle.MleFrameCounter) |
| msg.assertMleMessageContainsTlv(mle.Version) |
| msg.assertMleMessageContainsTlv(mle.LinkMargin) |
| |
| if msg.mle.command.type == mle.CommandType.LINK_ACCEPT_AND_REQUEST: |
| msg.assertMleMessageContainsTlv(mle.TlvRequest) |
| msg.assertMleMessageContainsTlv(mle.Challenge) |
| |
| return True |
| |
| else: |
| return False |
| |
| def test(self): |
| self.nodes[LEADER].start() |
| self.nodes[LEADER].set_state('leader') |
| self.assertEqual(self.nodes[LEADER].get_state(), 'leader') |
| time.sleep(4) |
| |
| self.nodes[ROUTER1].start() |
| time.sleep(5) |
| self.assertEqual(self.nodes[ROUTER1].get_state(), 'router') |
| |
| self.nodes[ROUTER2].start() |
| time.sleep(5) |
| self.assertEqual(self.nodes[ROUTER2].get_state(), 'router') |
| |
| time.sleep(10) |
| |
| leader_messages = self.sniffer.get_messages_sent_by(LEADER) |
| router1_messages = self.sniffer.get_messages_sent_by(ROUTER1) |
| router2_messages = self.sniffer.get_messages_sent_by(ROUTER2) |
| |
| # 2 - Router1 |
| msg = router1_messages.next_mle_message(mle.CommandType.ADVERTISEMENT) |
| msg.assertSentWithHopLimit(255) |
| msg.assertSentToDestinationAddress("ff02::1") |
| msg.assertMleMessageContainsTlv(mle.SourceAddress) |
| msg.assertMleMessageContainsTlv(mle.LeaderData) |
| msg.assertMleMessageContainsTlv(mle.Route64) |
| |
| self.nodes[ROUTER1].add_whitelist(self.nodes[ROUTER2].get_addr64()) |
| self.nodes[ROUTER2].add_whitelist(self.nodes[ROUTER1].get_addr64()) |
| |
| time.sleep(35) |
| |
| leader_messages = self.sniffer.get_messages_sent_by(LEADER) |
| router1_messages = self.sniffer.get_messages_sent_by(ROUTER1) |
| router2_messages = self.sniffer.get_messages_sent_by(ROUTER2) |
| |
| # 4 - Router1, Router2 |
| self.assertTrue(self.verify_step_4(router1_messages, router2_messages, ROUTER1, ROUTER2) or |
| self.verify_step_4(router2_messages, router1_messages, ROUTER2, ROUTER1)) |
| |
| if __name__ == '__main__': |
| unittest.main() |
