#!/usr/bin/env python3 # # Copyright (c) 2024, 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. from cli import verify from cli import verify_within import cli import time # ----------------------------------------------------------------------------------------------------------------------- # Test description: # # Network with two BRs, none of them acting as leader. Removing BR1 ensuring BR2 taking over. # # ________________ # / \ # br1 --- leader --- br2 # / / \ \ # c1 c2 c3 c4 # test_name = __file__[:-3] if __file__.endswith('.py') else __file__ print('-' * 120) print('Starting \'{}\''.format(test_name)) # ----------------------------------------------------------------------------------------------------------------------- # Creating `cli.Nodes` instances speedup = 60 cli.Node.set_time_speedup_factor(speedup) leader = cli.Node() br1 = cli.Node() br2 = cli.Node() c1 = cli.Node() c2 = cli.Node() c3 = cli.Node() c4 = cli.Node() IF_INDEX = 1 # ----------------------------------------------------------------------------------------------------------------------- # Form topology leader.allowlist_node(br1) leader.allowlist_node(br2) leader.allowlist_node(c2) leader.allowlist_node(c3) br1.allowlist_node(leader) br1.allowlist_node(br2) br1.allowlist_node(c1) br2.allowlist_node(leader) br2.allowlist_node(br1) br2.allowlist_node(c4) c1.allowlist_node(br1) c2.allowlist_node(leader) c3.allowlist_node(leader) c4.allowlist_node(br2) leader.form("multi-br") br1.join(leader) br2.join(leader) c1.join(leader, cli.JOIN_TYPE_END_DEVICE) c2.join(leader, cli.JOIN_TYPE_END_DEVICE) c3.join(leader, cli.JOIN_TYPE_END_DEVICE) c4.join(leader, cli.JOIN_TYPE_END_DEVICE) verify(leader.get_state() == 'leader') verify(br1.get_state() == 'router') verify(br2.get_state() == 'router') verify(c1.get_state() == 'child') verify(c2.get_state() == 'child') verify(c3.get_state() == 'child') verify(c4.get_state() == 'child') nodes_non_br = [leader, c1, c2, c3, c4] # ----------------------------------------------------------------------------------------------------------------------- # Test implementation # Start the first BR br1.srp_server_set_addr_mode('unicast') br1.srp_server_auto_enable() br1.br_init(IF_INDEX, 1) br1.br_enable() time.sleep(1) verify(br1.br_get_state() == 'running') br1_local_omr = br1.br_get_local_omrprefix() br1_favored_omr = br1.br_get_favored_omrprefix().split()[0] verify(br1_local_omr == br1_favored_omr) br1_local_onlink = br1.br_get_local_onlinkprefix() br1_favored_onlink = br1.br_get_favored_onlinkprefix().split()[0] verify(br1_local_onlink == br1_favored_onlink) # Start the second BR br2.br_init(IF_INDEX, 1) br2.br_enable() time.sleep(1) verify(br2.br_get_state() == 'running') br2_local_omr = br2.br_get_local_omrprefix() br2_favored_omr = br2.br_get_favored_omrprefix().split()[0] verify(br2_favored_omr == br1_favored_omr) br2_favored_onlink = br2.br_get_favored_onlinkprefix().split()[0] verify(br2_favored_onlink == br1_favored_onlink) verify(br1.srp_server_get_state() == 'running') verify(br2.srp_server_get_state() == 'disabled') # Register SRP services on all nodes for node in nodes_non_br: node.srp_client_enable_auto_start_mode() verify(node.srp_client_get_auto_start_mode() == 'Enabled') node.srp_client_set_host_name('host' + str(node.index)) node.srp_client_enable_auto_host_address() node.srp_client_add_service('srv' + str(node.index), '_test._udp', 777, 0, 0) time.sleep(1) hosts = br1.srp_server_get_hosts() verify(len(hosts) == len(nodes_non_br)) services = br1.srp_server_get_services() verify(len(services) == len(nodes_non_br)) # Ensure that all registered addresses are derived from BR1 OMR. for host in hosts: verify(host['addresses'][0].startswith(br1_local_omr[:-4])) # Start SRP server on BR2 br2.srp_server_set_addr_mode('unicast') br2.srp_server_auto_enable() time.sleep(1) verify(br2.srp_server_get_state() == 'running') # De-activate BR1 br1.br_disable() br1.thread_stop() br1.interface_down() del br1 c1.allowlist_node(br2) br2.allowlist_node(c1) # Wait long enough for BR2 to take over time.sleep(5) # Validate that everything is registered with BR2 hosts = br2.srp_server_get_hosts() verify(len(hosts) == len(nodes_non_br)) services = br2.srp_server_get_services() verify(len(services) == len(nodes_non_br)) # Ensure that all registered addresses are now derived from BR2 # OMR prefix. for host in hosts: verify(host['addresses'][0].startswith(br2_local_omr[:-4])) # ----------------------------------------------------------------------------------------------------------------------- # Test finished cli.Node.finalize_all_nodes() print('\'{}\' passed.'.format(test_name))