#!/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 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 node in list(self.nodes.values()): node.stop() node.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()