| #!/usr/bin/env python3 |
| # |
| # 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 unittest |
| |
| import node |
| import config |
| import command |
| |
| LEADER = 1 |
| ROUTER1 = 2 |
| BR = 3 |
| ED1 = 17 |
| DUT_REED = 18 |
| ROUTER_SELECTION_JITTER = 1 |
| |
| |
| class Cert_5_2_5_AddressQuery(unittest.TestCase): |
| def setUp(self): |
| self.simulator = config.create_default_simulator() |
| |
| self.nodes = {} |
| for i in range(1, 19): |
| self.nodes[i] = node.Node(i, (i == ED1), simulator=self.simulator) |
| |
| self.nodes[LEADER].set_panid() |
| self.nodes[LEADER].set_mode('rsdn') |
| self.nodes[LEADER].enable_whitelist() |
| |
| for i in range(2, 17): |
| self.nodes[i].set_panid() |
| self.nodes[i].set_mode('rsdn') |
| self.nodes[i].add_whitelist(self.nodes[LEADER].get_addr64()) |
| self.nodes[LEADER].add_whitelist(self.nodes[i].get_addr64()) |
| self.nodes[i].enable_whitelist() |
| self.nodes[i].set_router_selection_jitter(1) |
| |
| self.nodes[ED1].set_panid() |
| self.nodes[ED1].set_mode('rsn') |
| self.nodes[ED1].add_whitelist(self.nodes[LEADER].get_addr64()) |
| self.nodes[LEADER].add_whitelist(self.nodes[ED1].get_addr64()) |
| self.nodes[ED1].enable_whitelist() |
| |
| self.nodes[DUT_REED].set_panid() |
| self.nodes[DUT_REED].set_mode('rsdn') |
| self.nodes[DUT_REED].add_whitelist(self.nodes[ROUTER1].get_addr64()) |
| self.nodes[ROUTER1].add_whitelist(self.nodes[DUT_REED].get_addr64()) |
| self.nodes[DUT_REED].enable_whitelist() |
| self.nodes[DUT_REED].set_router_selection_jitter(1) |
| |
| def tearDown(self): |
| for n in list(self.nodes.values()): |
| n.stop() |
| n.destroy() |
| self.simulator.stop() |
| |
| def test(self): |
| # 1. LEADER: DHCPv6 Server for prefix 2001::/64. |
| self.nodes[LEADER].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[LEADER].get_state(), 'leader') |
| self.nodes[LEADER].add_prefix('2001::/64', 'pdros') |
| self.nodes[LEADER].register_netdata() |
| self.simulator.set_lowpan_context(1, '2001::/64') |
| |
| # 2. BR: SLAAC Server for prefix 2002::/64. |
| self.nodes[BR].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[BR].get_state(), 'router') |
| self.nodes[BR].add_prefix('2002::/64', 'paros') |
| self.nodes[BR].register_netdata() |
| self.simulator.set_lowpan_context(2, '2002::/64') |
| |
| # 3. Bring up remaining devices except DUT_REED. |
| for i in range(2, 17): |
| if i == BR: |
| continue |
| self.nodes[i].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[i].get_state(), 'router') |
| |
| self.nodes[ED1].start() |
| self.simulator.go(5) |
| self.assertEqual(self.nodes[ED1].get_state(), 'child') |
| |
| # 4. Bring up DUT_REED. |
| self.nodes[DUT_REED].start() |
| self.simulator.go(5) |
| self.simulator.go(ROUTER_SELECTION_JITTER) |
| |
| reed_messages = self.simulator.get_messages_sent_by(DUT_REED) |
| |
| # Verify DUT_REED doesn't try to become router. |
| msg = reed_messages.does_not_contain_coap_message() |
| assert msg is True, "Error: The REED sent an Address Solicit Request" |
| |
| # 5. Enable a link between the DUT and BR to create a one-way link. |
| self.nodes[DUT_REED].add_whitelist(self.nodes[BR].get_addr64()) |
| self.nodes[BR].add_whitelist(self.nodes[DUT_REED].get_addr64()) |
| |
| # 6. Verify DUT_REED would send Address Notification when ping to its |
| # ML-EID. |
| mleid = self.nodes[DUT_REED].get_ip6_address( |
| config.ADDRESS_TYPE.ML_EID |
| ) |
| self.assertTrue(self.nodes[ED1].ping(mleid)) |
| |
| # Wait for sniffer collecting packets |
| self.simulator.go(1) |
| |
| reed_messages = self.simulator.get_messages_sent_by(DUT_REED) |
| msg = reed_messages.next_coap_message('0.02', '/a/an') |
| command.check_address_notification( |
| msg, self.nodes[DUT_REED], self.nodes[LEADER] |
| ) |
| |
| # 7 & 8. Verify DUT_REED would send Address Notification when ping to |
| # its 2001::EID and 2002::EID. |
| flag2001 = 0 |
| flag2002 = 0 |
| for global_address in self.nodes[DUT_REED].get_ip6_address( |
| config.ADDRESS_TYPE.GLOBAL |
| ): |
| if global_address[0:4] == '2001': |
| flag2001 += 1 |
| elif global_address[0:4] == '2002': |
| flag2002 += 1 |
| else: |
| raise "Error: Address is unexpected." |
| self.assertTrue(self.nodes[ED1].ping(global_address)) |
| |
| # Wait for sniffer collecting packets |
| self.simulator.go(1) |
| |
| reed_messages = self.simulator.get_messages_sent_by(DUT_REED) |
| msg = reed_messages.next_coap_message('0.02', '/a/an') |
| command.check_address_notification( |
| msg, self.nodes[DUT_REED], self.nodes[LEADER] |
| ) |
| |
| assert flag2001 == 1, "Error: Expecting address 2001::EID not appear." |
| assert flag2002 == 1, "Error: Expecting address 2002::EID not appear." |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |
