| #!/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: Verify Thread mode change on children and recovery after parent reset. |
| # |
| |
| test_name = __file__[:-3] if __file__.endswith('.py') else __file__ |
| print('-' * 120) |
| print('Starting \'{}\''.format(test_name)) |
| |
| # ----------------------------------------------------------------------------------------------------------------------- |
| # Utility functions |
| |
| |
| def verify_child_table(parent, children): |
| """ |
| This function verifies that child table on `parent` node contains all the entries in `children` list and the child |
| table entry's mode value matches the children Thread mode. |
| """ |
| child_table = wpan.parse_child_table_result(parent.get(wpan.WPAN_THREAD_CHILD_TABLE)) |
| verify(len(child_table) == len(children)) |
| for child in children: |
| ext_addr = child.get(wpan.WPAN_EXT_ADDRESS)[1:-1] |
| for entry in child_table: |
| if entry.ext_address == ext_addr: |
| break |
| else: |
| raise wpan.VerifyError('Failed to find a child entry for extended address {} in table'.format(ext_addr)) |
| exit(1) |
| |
| verify(int(entry.rloc16, 16) == int(child.get(wpan.WPAN_THREAD_RLOC16), 16)) |
| mode = int(child.get(wpan.WPAN_THREAD_DEVICE_MODE), 0) |
| verify(entry.is_rx_on_when_idle() == (mode & wpan.THREAD_MODE_FLAG_RX_ON_WHEN_IDLE != 0)) |
| verify(entry.is_ftd() == (mode & wpan.THREAD_MODE_FLAG_FULL_THREAD_DEV != 0)) |
| verify(entry.is_full_net_data() == (mode & wpan.THREAD_MODE_FLAG_FULL_NETWORK_DATA != 0)) |
| |
| |
| # ----------------------------------------------------------------------------------------------------------------------- |
| # Creating `wpan.Nodes` instances |
| |
| speedup = 4 |
| wpan.Node.set_time_speedup_factor(speedup) |
| |
| parent = wpan.Node() |
| child1 = wpan.Node() |
| child2 = wpan.Node() |
| |
| # ----------------------------------------------------------------------------------------------------------------------- |
| # Init all nodes |
| |
| wpan.Node.init_all_nodes() |
| |
| # ----------------------------------------------------------------------------------------------------------------------- |
| # Build network topology |
| # |
| |
| parent.form("ModeChangeReset") |
| |
| child1.join_node(parent, wpan.JOIN_TYPE_END_DEVICE) |
| child2.join_node(parent, wpan.JOIN_TYPE_SLEEPY_END_DEVICE) |
| |
| child1.set(wpan.WPAN_POLL_INTERVAL, '8000') |
| child2.set(wpan.WPAN_POLL_INTERVAL, '8000') |
| |
| children = [child1, child2] |
| |
| # ----------------------------------------------------------------------------------------------------------------------- |
| # Test implementation |
| |
| WAIT_INTERVAL = 6 |
| |
| # Thread Mode for end-device and sleepy end-device |
| DEVICE_MODE_SLEEPY_END_DEVICE = (wpan.THREAD_MODE_FLAG_FULL_NETWORK_DATA) |
| DEVICE_MODE_END_DEVICE = (wpan.THREAD_MODE_FLAG_FULL_NETWORK_DATA | wpan.THREAD_MODE_FLAG_FULL_THREAD_DEV | |
| wpan.THREAD_MODE_FLAG_RX_ON_WHEN_IDLE) |
| |
| # Disable child supervision on all devices |
| parent.set(wpan.WPAN_CHILD_SUPERVISION_INTERVAL, '0') |
| child1.set(wpan.WPAN_CHILD_SUPERVISION_CHECK_TIMEOUT, '0') |
| child2.set(wpan.WPAN_CHILD_SUPERVISION_CHECK_TIMEOUT, '0') |
| |
| # Verify Thread Device Mode on both children |
| verify(int(child1.get(wpan.WPAN_THREAD_DEVICE_MODE), 0) == DEVICE_MODE_END_DEVICE) |
| verify(int(child2.get(wpan.WPAN_THREAD_DEVICE_MODE), 0) == DEVICE_MODE_SLEEPY_END_DEVICE) |
| |
| |
| def check_child_table(): |
| verify_child_table(parent, children) |
| |
| |
| wpan.verify_within(check_child_table, WAIT_INTERVAL) |
| |
| # Prepare a set of IP message tx to both children |
| NUM_MSGS = 6 |
| |
| parent_ml_address = parent.get(wpan.WPAN_IP6_MESH_LOCAL_ADDRESS)[1:-1] |
| child2_ml_address = child2.get(wpan.WPAN_IP6_MESH_LOCAL_ADDRESS)[1:-1] |
| |
| sender = parent.prepare_tx(parent_ml_address, child2_ml_address, 800, NUM_MSGS) |
| |
| child2_rx_ip_counter = int(child2.get(wpan.WPAN_NCP_COUNTER_RX_IP_SEC_TOTAL), 0) |
| |
| wpan.Node.perform_async_tx_rx() |
| |
| verify(sender.was_successful) |
| |
| # Change mode on both children (make child1 sleepy, and child2 non-sleepy) |
| |
| child1.set(wpan.WPAN_THREAD_DEVICE_MODE, str(DEVICE_MODE_SLEEPY_END_DEVICE)) |
| verify(int(child1.get(wpan.WPAN_THREAD_DEVICE_MODE), 0) == DEVICE_MODE_SLEEPY_END_DEVICE) |
| |
| child2.set(wpan.WPAN_THREAD_DEVICE_MODE, str(DEVICE_MODE_END_DEVICE)) |
| verify(int(child2.get(wpan.WPAN_THREAD_DEVICE_MODE), 0) == DEVICE_MODE_END_DEVICE) |
| |
| # Verify that the child table on parent is also updated |
| wpan.verify_within(check_child_table, WAIT_INTERVAL) |
| |
| |
| def check_child2_received_msg(): |
| verify(int(child2.get(wpan.WPAN_NCP_COUNTER_RX_IP_SEC_TOTAL), 0) >= child2_rx_ip_counter + NUM_MSGS) |
| |
| |
| wpan.verify_within(check_child2_received_msg, WAIT_INTERVAL) |
| |
| # Reset parent and verify all children are recovered |
| parent.reset() |
| wpan.verify_within(check_child_table, WAIT_INTERVAL) |
| |
| # ----------------------------------------------------------------------------------------------------------------------- |
| # Test finished |
| |
| wpan.Node.finalize_all_nodes() |
| |
| print('\'{}\' passed.'.format(test_name)) |