| #!/usr/bin/env python3 |
| # |
| # Copyright (c) 2018, 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 wpan |
| from wpan import verify |
| |
| # ----------------------------------------------------------------------------------------------------------------------- |
| # Test description: Multicast addresses on routers, FEDs, and SEDs |
| # |
| # Test topology: |
| # |
| # router |
| # /\ |
| # / \ |
| # fed sed |
| # |
| # - Verify all nodes subscribe to: |
| # * Link-local all nodes, realm-local all nodes, |
| # * Link-local all Thread nodes, realm-local all Thread nodes, |
| # * All MPL forwarder realm-local. |
| # - Verify routers also subscribe to: |
| # * Link-local all routers, realm-local all nodes. |
| # - Verify adding/removing of multicast addresses on devices. |
| # |
| |
| test_name = __file__[:-3] if __file__.endswith('.py') else __file__ |
| print('-' * 120) |
| print('Starting \'{}\''.format(test_name)) |
| |
| # ----------------------------------------------------------------------------------------------------------------------- |
| # Creating `wpan.Nodes` instances |
| |
| speedup = 4 |
| wpan.Node.set_time_speedup_factor(speedup) |
| |
| router = wpan.Node() |
| fed = wpan.Node() |
| sed = wpan.Node() |
| |
| # ----------------------------------------------------------------------------------------------------------------------- |
| # Init all nodes |
| |
| wpan.Node.init_all_nodes() |
| |
| # ----------------------------------------------------------------------------------------------------------------------- |
| # Utility functions |
| |
| |
| def check_multicast_addresses(node, mcast_addr_list): |
| addrs = wpan.parse_list(node.get(wpan.WPAN_IP6_MULTICAST_ADDRESSES)) |
| for addr in mcast_addr_list: |
| verify(addr in addrs) |
| |
| |
| # ----------------------------------------------------------------------------------------------------------------------- |
| # Build network topology |
| # |
| |
| router.form("mcast-addr") |
| |
| fed.join_node(router, wpan.JOIN_TYPE_END_DEVICE) |
| sed.join_node(router, wpan.JOIN_TYPE_SLEEPY_END_DEVICE) |
| |
| sed.set(wpan.WPAN_POLL_INTERVAL, '800') |
| |
| # ----------------------------------------------------------------------------------------------------------------------- |
| # Test implementation |
| |
| # Get the mesh-local prefix (remove the "/64" at the end of the string) |
| ml_prefix = router.get(wpan.WPAN_IP6_MESH_LOCAL_PREFIX)[1:-1].split('/')[0] |
| |
| # Derive the link-local/realm-local all thread nodes multicast addresses |
| ll_all_thread_nodes_addr = 'ff32:40:' + ml_prefix + '1' |
| rl_all_thread_nodes_addr = 'ff33:40:' + ml_prefix + '1' |
| |
| # List of multicast addresses subscribed by all nodes |
| mcast_addrs = [ |
| "ff02::1", # All nodes link-local |
| "ff03::1", # All nodes realm-local |
| "ff03::fc", # All MPL forwarder realm-local |
| ll_all_thread_nodes_addr, |
| rl_all_thread_nodes_addr, |
| ] |
| |
| # List of multicast addresses subscribed by routers only |
| router_mcast_addrs = mcast_addrs + [ |
| "ff02::2", # All routers link-local |
| "ff03::2", # All routers realm-local |
| ] |
| |
| check_multicast_addresses(router, router_mcast_addrs) |
| check_multicast_addresses(fed, router_mcast_addrs) |
| check_multicast_addresses(sed, mcast_addrs) |
| |
| # Add a multicast address |
| |
| MCAST_ADDR = "ff02::114" |
| |
| for node in [router, fed, sed]: |
| node.add(wpan.WPAN_IP6_MULTICAST_ADDRESSES, MCAST_ADDR) |
| addrs = wpan.parse_list(node.get(wpan.WPAN_IP6_MULTICAST_ADDRESSES)) |
| verify(MCAST_ADDR in addrs) |
| |
| node.remove(wpan.WPAN_IP6_MULTICAST_ADDRESSES, MCAST_ADDR) |
| addrs = wpan.parse_list(node.get(wpan.WPAN_IP6_MULTICAST_ADDRESSES)) |
| verify(MCAST_ADDR not in addrs) |
| |
| # ----------------------------------------------------------------------------------------------------------------------- |
| # Test finished |
| |
| wpan.Node.finalize_all_nodes() |
| |
| print('\'{}\' passed.'.format(test_name)) |