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This commit migrates the 'test_pbbr_aloc.py' script from the thread-cert framework to the Nexus simulation framework. The new 'test_pbbr_aloc.cpp' replicates the original test: - Forms a network with PBBR, Leader, and Router nodes. - Enables Backbone Router (BBR) on the PBBR node and waits for it to become the Primary BBR. - Verifies connectivity to the Leader ALOC (0xfc00) and the PBBR ALOC (0xfc38) from the Router node using ICMPv6 Echo Requests. - Confirms that the stack correctly uses Network Data for ALOC resolution. Nexus tests provide faster and more scalable network simulations within a single process, improving CI efficiency and reliability. Original Python script 'tests/scripts/thread-cert/test_pbbr_aloc.py' is removed as its functionality is now fully covered by Nexus.
77 lines
3.1 KiB
Python
77 lines
3.1 KiB
Python
#!/usr/bin/env python3
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#
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# Copyright (c) 2026, The OpenThread Authors.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# 3. Neither the name of the copyright holder nor the
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# names of its contributors may be used to endorse or promote products
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# derived from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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import sys
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import os
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# Add the current directory to sys.path to find verify_utils
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CUR_DIR = os.path.dirname(os.path.abspath(__file__))
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sys.path.append(CUR_DIR)
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import verify_utils
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from pktverify import consts
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from pktverify.addrs import Ipv6Addr
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from pktverify.bytes import Bytes
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def verify(pv):
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# The purpose of this test is to verify ALOC connectivity and ensure no Address Query is sent.
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pkts = pv.pkts
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pv.summary.show()
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# Get Mesh-Local Prefix
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mesh_local_prefix = pv.vars.get('mesh_local_prefix')
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if mesh_local_prefix:
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prefix = Bytes(Ipv6Addr(mesh_local_prefix.split('/')[0]))[:8]
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else:
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# Fallback to default if not provided
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prefix = consts.DEFAULT_MESH_LOCAL_PREFIX
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# Get ALOCs
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LEADER_ALOC = pv.vars.get('LEADER_ALOC') or Ipv6Addr(prefix + consts.LEADER_ALOC_IID)
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PBBR_ALOC = pv.vars.get('PBBR_ALOC') or Ipv6Addr(prefix + consts.PBBR_ALOC_IID)
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# Verify Leader ALOC ping from ROUTER
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print(f"Verifying Leader ALOC ({LEADER_ALOC}) ping from ROUTER")
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pkts.filter_ping_request().filter_ipv6_dst(LEADER_ALOC).must_next()
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pkts.filter_ping_reply().filter_ipv6_src(LEADER_ALOC).must_next()
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# Verify PBBR ALOC ping from ROUTER
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print(f"Verifying PBBR ALOC ({PBBR_ALOC}) ping from ROUTER")
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pkts.filter_ping_request().filter_ipv6_dst(PBBR_ALOC).must_next()
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pkts.filter_ping_reply().filter_ipv6_src(PBBR_ALOC).must_next()
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# Make sure no ADDR_QUERY.qry is ever sent
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pkts.filter_coap_request(consts.ADDR_QRY_URI).must_not_next()
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if __name__ == '__main__':
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verify_utils.run_main(verify)
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