264 lines
9.3 KiB
Python
264 lines
9.3 KiB
Python
#!/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 time
|
|
import wpan
|
|
from wpan import verify
|
|
|
|
# -----------------------------------------------------------------------------------------------------------------------
|
|
# Test description: SLAAC address
|
|
#
|
|
# This test covers the addition/removal of SLAAC IPv6 address by `wpantund`.
|
|
#
|
|
|
|
test_name = __file__[:-3] if __file__.endswith('.py') else __file__
|
|
print('-' * 120)
|
|
print('Starting \'{}\''.format(test_name))
|
|
|
|
# -----------------------------------------------------------------------------------------------------------------------
|
|
# Utility functions
|
|
|
|
|
|
def verify_address(node_list, prefix):
|
|
"""
|
|
This function verifies that all nodes in the `node_list` contain an IPv6 address with the given `prefix`.
|
|
"""
|
|
for node in node_list:
|
|
all_addrs = wpan.parse_list(node.get(wpan.WPAN_IP6_ALL_ADDRESSES))
|
|
verify(any([addr.startswith(prefix[:-1]) for addr in all_addrs]))
|
|
|
|
|
|
def verify_no_address(node_list, prefix):
|
|
"""
|
|
This function verifies that none of nodes in the `node_list` contain an IPv6 address with the given `prefix`.
|
|
"""
|
|
for node in node_list:
|
|
all_addrs = wpan.parse_list(node.get(wpan.WPAN_IP6_ALL_ADDRESSES))
|
|
verify(all([not addr.startswith(prefix[:-1]) for addr in all_addrs]))
|
|
|
|
|
|
def verify_prefix(
|
|
node_list,
|
|
prefix,
|
|
prefix_len=64,
|
|
stable=True,
|
|
priority='med',
|
|
on_mesh=False,
|
|
slaac=False,
|
|
dhcp=False,
|
|
configure=False,
|
|
default_route=False,
|
|
preferred=False,
|
|
):
|
|
"""
|
|
This function verifies that the `prefix` is present on all nodes in the `node_list`.
|
|
"""
|
|
for node in node_list:
|
|
prefixes = wpan.parse_on_mesh_prefix_result(node.get(wpan.WPAN_THREAD_ON_MESH_PREFIXES))
|
|
for p in prefixes:
|
|
if p.prefix == prefix:
|
|
if (int(p.prefix_len) == prefix_len and p.is_stable() == stable and p.is_on_mesh() == on_mesh and
|
|
p.is_def_route() == default_route and p.is_slaac() == slaac and p.is_dhcp() == dhcp and
|
|
p.is_config() == configure and p.is_preferred() == preferred and p.priority == priority):
|
|
break
|
|
else:
|
|
raise wpan.VerifyError("Did not find prefix {} on node {}".format(prefix, node))
|
|
|
|
|
|
def verify_no_prefix(node_list, prefix):
|
|
"""
|
|
This function verifies that the `prefix` is NOT present on any node in the `node_list`.
|
|
"""
|
|
for node in node_list:
|
|
prefixes = wpan.parse_on_mesh_prefix_result(node.get(wpan.WPAN_THREAD_ON_MESH_PREFIXES))
|
|
for p in prefixes:
|
|
verify(not p.prefix == prefix)
|
|
|
|
|
|
# -----------------------------------------------------------------------------------------------------------------------
|
|
# Creating `wpan.Nodes` instances
|
|
|
|
speedup = 4
|
|
wpan.Node.set_time_speedup_factor(speedup)
|
|
|
|
r1 = wpan.Node()
|
|
r2 = wpan.Node()
|
|
c2 = wpan.Node()
|
|
|
|
all_nodes = [r1, r2, c2]
|
|
|
|
# -----------------------------------------------------------------------------------------------------------------------
|
|
# Init all nodes
|
|
|
|
wpan.Node.init_all_nodes()
|
|
|
|
# -----------------------------------------------------------------------------------------------------------------------
|
|
# Build network topology
|
|
|
|
r1.form('slaac-test')
|
|
|
|
r1.allowlist_node(r2)
|
|
r2.allowlist_node(r1)
|
|
|
|
r2.join_node(r1, node_type=wpan.JOIN_TYPE_ROUTER)
|
|
|
|
c2.allowlist_node(r2)
|
|
r2.allowlist_node(c2)
|
|
|
|
c2.join_node(r2, node_type=wpan.JOIN_TYPE_END_DEVICE)
|
|
|
|
# -----------------------------------------------------------------------------------------------------------------------
|
|
# Test implementation
|
|
|
|
# This test covers the SLAAC address management by `wpantund`. So before starting the test we ensure that SLAAC module
|
|
# on NCP is disabled on all nodes
|
|
|
|
for node in all_nodes:
|
|
node.set(wpan.WPAN_OT_SLAAC_ENABLED, 'false')
|
|
verify(node.get(wpan.WPAN_OT_SLAAC_ENABLED) == 'false')
|
|
|
|
WAIT_INTERVAL = 5
|
|
|
|
PREFIX = 'fd00:abba:beef:cafe::'
|
|
|
|
r1.add_prefix(PREFIX, stable=True, on_mesh=True, slaac=True)
|
|
|
|
# Verify that all nodes get the prefix and add the SLAAC address
|
|
|
|
|
|
def check_prefix_and_slaac_address_are_added():
|
|
verify_prefix(all_nodes, PREFIX, stable=True, on_mesh=True, slaac=True)
|
|
verify_address(all_nodes, PREFIX)
|
|
|
|
|
|
wpan.verify_within(check_prefix_and_slaac_address_are_added, WAIT_INTERVAL)
|
|
|
|
# Reset r1 and check that prefix and SLAAC address are re-added
|
|
r1.reset()
|
|
wpan.verify_within(check_prefix_and_slaac_address_are_added, WAIT_INTERVAL)
|
|
|
|
# Remove the prefix on r1 and verify that the address and prefix are
|
|
# removed on all nodes.
|
|
r1.remove_prefix(PREFIX)
|
|
|
|
|
|
def check_prefix_and_slaac_address_are_removed():
|
|
verify_no_prefix(all_nodes, PREFIX)
|
|
verify_no_address(all_nodes, PREFIX)
|
|
|
|
|
|
wpan.verify_within(check_prefix_and_slaac_address_are_removed, WAIT_INTERVAL)
|
|
|
|
# Add prefix on r2
|
|
r2.add_prefix(PREFIX, stable=True, on_mesh=True, slaac=True)
|
|
wpan.verify_within(check_prefix_and_slaac_address_are_added, WAIT_INTERVAL)
|
|
|
|
# Add same prefix on r1 and verify prefix and addresses stay as before
|
|
r1.add_prefix(PREFIX, stable=True, on_mesh=True, slaac=True)
|
|
wpan.verify_within(check_prefix_and_slaac_address_are_added, WAIT_INTERVAL)
|
|
|
|
# Remove on r1, addresses and prefixes should stay as before (r2 still has
|
|
# the same prefix)
|
|
r1.remove_prefix(PREFIX)
|
|
time.sleep(0.5)
|
|
wpan.verify_within(check_prefix_and_slaac_address_are_added, WAIT_INTERVAL)
|
|
|
|
# Remove the prefix on r2 and verify that the address and prefix are now
|
|
# removed on all nodes.
|
|
r2.remove_prefix(PREFIX)
|
|
wpan.verify_within(check_prefix_and_slaac_address_are_removed, WAIT_INTERVAL)
|
|
|
|
# Add prefix on r1 without SLAAC flag, and or r2 with SLAAC flag
|
|
r1.add_prefix(PREFIX, stable=True, on_mesh=True, slaac=False)
|
|
r2.add_prefix(PREFIX, stable=True, on_mesh=True, slaac=True)
|
|
wpan.verify_within(check_prefix_and_slaac_address_are_added, WAIT_INTERVAL)
|
|
|
|
# Now remove the prefix on r2 and verify that SLAAC address is removed
|
|
r2.remove_prefix(PREFIX)
|
|
|
|
|
|
def check_slaac_address_is_removed():
|
|
verify_no_address(all_nodes, PREFIX)
|
|
|
|
|
|
wpan.verify_within(check_slaac_address_is_removed, WAIT_INTERVAL)
|
|
|
|
r1.remove_prefix(PREFIX)
|
|
wpan.verify_within(check_prefix_and_slaac_address_are_removed, WAIT_INTERVAL)
|
|
|
|
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
|
|
|
|
IP_ADDRESS = PREFIX + "1234"
|
|
|
|
# Explicitly add an address with the prefix on r1
|
|
r1.add_ip6_address_on_interface(IP_ADDRESS)
|
|
|
|
# Afterwards, add the prefix on r2 (with SLAAC flag)
|
|
r2.add_prefix(PREFIX, stable=True, on_mesh=True, slaac=True)
|
|
wpan.verify_within(check_prefix_and_slaac_address_are_added, WAIT_INTERVAL)
|
|
|
|
# Verify that on r1 we do see the user-added address
|
|
r1_addrs = wpan.parse_list(r1.get(wpan.WPAN_IP6_ALL_ADDRESSES))
|
|
verify(IP_ADDRESS in r1_addrs)
|
|
|
|
# Also verify that adding the prefix did not add a SLAAC address for same
|
|
# prefix on r1
|
|
r1_addrs.remove(IP_ADDRESS)
|
|
verify(all([not addr.startswith(PREFIX[:-1]) for addr in r1_addrs]))
|
|
|
|
# Remove the PREFIX on r2
|
|
r2.remove_prefix(PREFIX)
|
|
|
|
|
|
def check_ip6_addresses():
|
|
# Verify that SLAAC addresses are removed on r2 and c2
|
|
verify_no_address([r2, c2], PREFIX)
|
|
# And that user-added address matching the preifx is not removed on r1
|
|
r1_addrs = wpan.parse_list(r1.get(wpan.WPAN_IP6_ALL_ADDRESSES))
|
|
verify(IP_ADDRESS in r1_addrs)
|
|
|
|
|
|
wpan.verify_within(check_ip6_addresses, WAIT_INTERVAL)
|
|
|
|
# Send from r2 to r1 using the user-added address verifying that address
|
|
# is present on NCP
|
|
IP_ADDRESS_2 = PREFIX + "2"
|
|
r2.add_ip6_address_on_interface(IP_ADDRESS_2)
|
|
sender = r2.prepare_tx(IP_ADDRESS_2, IP_ADDRESS, "Hello r1 from r2")
|
|
recver = r1.prepare_rx(sender)
|
|
wpan.Node.perform_async_tx_rx()
|
|
verify(sender.was_successful)
|
|
verify(recver.was_successful)
|
|
|
|
# -----------------------------------------------------------------------------------------------------------------------
|
|
# Test finished
|
|
|
|
wpan.Node.finalize_all_nodes()
|
|
|
|
print('\'{}\' passed.'.format(test_name))
|