[nexus] add 1_4_TREL_TC_5 for multi-radio discovery scan (#12808)

This commit adds Nexus test case 1_4_TREL_TC_5, which verifies
MLE discovery scan behavior when nodes support different radio
links, per the Thread 1.4 specification.

The implementation includes:
- tests/nexus/test_1_4_TREL_TC_5.cpp: Sets up a topology with
  three nodes: Node_1 (DUT) and Node_2 support both 15.4 and
  TREL, while Node_3 supports 15.4 only. Each node forms its
  own network. The test performs Discovery Scans from Node_2
  and Node_3 and verifies that all expected peers are seen.
- tests/nexus/verify_1_4_TREL_TC_5.py: Verifies the exchange
  of MLE Discovery Request and Response packets in the pcap
  output, ensuring that nodes with different radio capabilities
  can discover each other correctly.
- Updated tests/nexus/CMakeLists.txt and
  tests/nexus/run_nexus_tests.sh to include the new test in the
  build and default test list.
This commit is contained in:
Jonathan Hui
2026-04-01 10:17:01 -05:00
committed by GitHub
parent ad0d0fcb5e
commit 57539b0725
4 changed files with 368 additions and 0 deletions
+1
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@@ -288,6 +288,7 @@ ot_nexus_test(1_4_TREL_TC_1 "cert;nexus")
ot_nexus_test(1_4_TREL_TC_2 "cert;nexus")
ot_nexus_test(1_4_TREL_TC_3 "cert;nexus")
ot_nexus_test(1_4_TREL_TC_4 "cert;nexus")
ot_nexus_test(1_4_TREL_TC_5 "cert;nexus")
# Misc tests
ot_nexus_test(border_admitter "core;nexus")
+1
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@@ -223,6 +223,7 @@ DEFAULT_TESTS=(
"1_4_TREL_TC_2"
"1_4_TREL_TC_3"
"1_4_TREL_TC_4"
"1_4_TREL_TC_5"
)
# Use provided arguments or the default test list
+227
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@@ -0,0 +1,227 @@
/*
* Copyright (c) 2026, 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.
*/
#include <stdio.h>
#include "platform/nexus_core.hpp"
#include "platform/nexus_node.hpp"
namespace ot {
namespace Nexus {
#if OPENTHREAD_CONFIG_MULTI_RADIO
static constexpr uint32_t kFormNetworkTime = 35 * 1000;
static constexpr uint32_t kScanTime = 10 * 1000;
static constexpr uint32_t kInfraIfIndex = 1;
static constexpr uint16_t kDiscoveryMaxResults = 16;
static constexpr uint16_t kPanIdAny = 0xffff;
struct DiscoverContext
{
void Clear(void)
{
mDiscoverDone = false;
mScanResults.Clear();
}
bool mDiscoverDone;
Array<ScanResult, kDiscoveryMaxResults> mScanResults;
};
void HandleDiscoverResult(otActiveScanResult *aResult, void *aContext)
{
DiscoverContext *context = static_cast<DiscoverContext *>(aContext);
ScanResult *result = AsCoreTypePtr(aResult);
VerifyOrQuit(aContext != nullptr);
if (result == nullptr)
{
context->mDiscoverDone = true;
}
else
{
VerifyOrQuit(!context->mDiscoverDone);
SuccessOrQuit(context->mScanResults.PushBack(*result));
}
}
void Test1_4_Trel_Tc_5(void)
{
/**
* 8.5. [1.4] [CERT] Discover Scan over multi-radio
*
* 8.5.1. Purpose
* This test covers MLE discovery scan when nodes support different radio links.
*
* 8.5.2. Topology
* - 1. Node_1 BR (DUT) - Support multi-radio (15.4 and TREL).
* - 2. Node_2 - Reference device that supports multi-radio (15.4 and TREL).
* - 3. Node_3 - Reference device that supports 15.4 radio only.
* Devices using TREL MUST be connected to the same infrastructure link.
* Note: the infrastructure link is not shown in the figure below.
*
* Spec Reference | V1.1 Section | V1.3.0 Section
* -----------------|--------------|---------------
* Discovery Scan | 4.7.2.1 | 4.5.2.1
*/
Core nexus;
Node &node1 = nexus.CreateNode();
Node &node2 = nexus.CreateNode();
Node &node3 = nexus.CreateNode();
DiscoverContext resultContext;
node1.SetName("NODE_1_DUT");
node2.SetName("NODE_2");
node3.SetName("NODE_3");
nexus.AdvanceTime(0);
SuccessOrQuit(Instance::SetGlobalLogLevel(kLogLevelNote));
/**
* Step 1
* - Device: Node_1 (DUT), Node_2, Node_3
* - Description (TREL-8.5): Form a network on Node_1. Form a different network on Node_2 and different one on
* Node_3 (each node has its own network).
* - Pass Criteria:
* - N/A
*/
Log("Step 1: Form separate networks on Node_1, Node_2, and Node_3");
SuccessOrQuit(node1.Get<Dns::Multicast::Core>().SetEnabled(true, kInfraIfIndex));
SuccessOrQuit(node2.Get<Dns::Multicast::Core>().SetEnabled(true, kInfraIfIndex));
/** Node_3 supports 15.4 radio only. Disable TREL interface on Node_3. */
node3.Get<ot::Trel::Interface>().SetEnabled(false, ot::Trel::Interface::kRequesterUser);
node1.Form();
node2.Form();
node3.Form();
nexus.AdvanceTime(kFormNetworkTime);
VerifyOrQuit(node1.Get<Mle::Mle>().IsLeader());
VerifyOrQuit(node2.Get<Mle::Mle>().IsLeader());
VerifyOrQuit(node3.Get<Mle::Mle>().IsLeader());
/**
* Step 2
* - Device: Node_2
* - Description (TREL-8.5): Harness instructs device to perform MLE Discovery Scan.
* - Pass Criteria:
* - Node_2 MUST see both the DUT and Node_3 in its scan result.
*/
Log("Step 2: Node_2 performs MLE Discovery Scan");
resultContext.Clear();
SuccessOrQuit(node2.Get<Mle::DiscoverScanner>().Discover(Mac::ChannelMask(), kPanIdAny, /* aJoiner */ false,
/* aFilter */ false, /* aFilterIndexes */ nullptr,
HandleDiscoverResult, &resultContext));
nexus.AdvanceTime(kScanTime);
VerifyOrQuit(resultContext.mDiscoverDone);
{
bool foundNode1 = false;
bool foundNode3 = false;
for (const ScanResult &result : resultContext.mScanResults)
{
if (result.GetExtAddress() == node1.Get<Mac::Mac>().GetExtAddress())
{
foundNode1 = true;
}
if (result.GetExtAddress() == node3.Get<Mac::Mac>().GetExtAddress())
{
foundNode3 = true;
}
}
VerifyOrQuit(foundNode1, "Node_2 did not see Node_1 (DUT) in scan result");
VerifyOrQuit(foundNode3, "Node_2 did not see Node_3 in scan result");
}
/**
* Step 3
* - Device: Node_3
* - Description (TREL-8.5): Harness instructs device to perform MLE Discovery Scan.
* - Pass Criteria:
* - Node_3 MUST see both the DUT and Node_2 in its scan result.
*/
Log("Step 3: Node_3 performs MLE Discovery Scan");
resultContext.Clear();
SuccessOrQuit(node3.Get<Mle::DiscoverScanner>().Discover(Mac::ChannelMask(), kPanIdAny, /* aJoiner */ false,
/* aFilter */ false, /* aFilterIndexes */ nullptr,
HandleDiscoverResult, &resultContext));
nexus.AdvanceTime(kScanTime);
VerifyOrQuit(resultContext.mDiscoverDone);
{
bool foundNode1 = false;
bool foundNode2 = false;
for (const ScanResult &result : resultContext.mScanResults)
{
if (result.GetExtAddress() == node1.Get<Mac::Mac>().GetExtAddress())
{
foundNode1 = true;
}
if (result.GetExtAddress() == node2.Get<Mac::Mac>().GetExtAddress())
{
foundNode2 = true;
}
}
VerifyOrQuit(foundNode1, "Node_3 did not see Node_1 (DUT) in scan result");
VerifyOrQuit(foundNode2, "Node_3 did not see Node_2 in scan result");
}
nexus.SaveTestInfo("test_1_4_TREL_TC_5.json");
}
#endif // OPENTHREAD_CONFIG_MULTI_RADIO
} // namespace Nexus
} // namespace ot
int main(void)
{
#if OPENTHREAD_CONFIG_MULTI_RADIO
ot::Nexus::Test1_4_Trel_Tc_5();
printf("All tests passed\n");
#else
printf("Multi-radio is not enabled - test skipped\n");
#endif
return 0;
}
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#!/usr/bin/env python3
#
# Copyright (c) 2026, 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 sys
import os
# Add the current directory to sys.path to find verify_utils
CUR_DIR = os.path.dirname(os.path.abspath(__file__))
sys.path.append(CUR_DIR)
import verify_utils
from pktverify import consts
def verify(pv):
# 8.5. [1.4] [CERT] Discover Scan over multi-radio
#
# 8.5.1. Purpose
# This test covers MLE discovery scan when nodes support different radio links.
#
# 8.5.2. Topology
# - 1. Node_1 BR (DUT) - Support multi-radio (15.4 and TREL).
# - 2. Node_2 - Reference device that supports multi-radio (15.4 and TREL).
# - 3. Node_3 - Reference device that supports 15.4 radio only.
# Devices using TREL MUST be connected to the same infrastructure link.
# Note: the infrastructure link is not shown in the figure below.
#
# Spec Reference | V1.1 Section | V1.3.0 Section
# -----------------|--------------|---------------
# Discovery Scan | 4.7.2.1 | 4.5.2.1
pkts = pv.pkts
pv.summary.show()
NODE_1 = pv.vars['NODE_1_DUT']
NODE_2 = pv.vars['NODE_2']
NODE_3 = pv.vars['NODE_3']
# Step 1
# - Device: Node_1 (DUT), Node_2, Node_3
# - Description (TREL-8.5): Form a network on Node_1. Form a different network on Node_2 and different one on
# Node_3 (each node has its own network).
# - Pass Criteria:
# - N/A
print("Step 1: Form separate networks on Node_1, Node_2, and Node_3")
# Verified by C++ code internally
# Step 2
# - Device: Node_2
# - Description (TREL-8.5): Harness instructs device to perform MLE Discovery Scan.
# - Pass Criteria:
# - Node_2 MUST see both the DUT and Node_3 in its scan result.
print("Step 2: Node_2 performs MLE Discovery Scan")
# Node_2 MUST send MLE Discovery Request on both 15.4 and TREL
# We verify at least one of them, but specifically check for TREL response from DUT
# and 15.4 response from Node_3.
# 1. Node_2 MUST send MLE Discovery Request on 15.4
pkts.copy().\
filter_wpan_src64(NODE_2).\
filter_mle_cmd(consts.MLE_DISCOVERY_REQUEST).\
filter(lambda p: p.wpan).\
must_next()
# 2. Node_2 MUST send MLE Discovery Request on TREL
pkts.copy().\
filter_eth_src(pv.vars['NODE_2_ETH']).\
filter(lambda p: p.udp.dstport == pv.vars['NODE_1_DUT_TREL_PORT'] or p.udp.dstport == pv.vars['NODE_2_TREL_PORT']).\
filter(lambda p: p.trel).\
must_next()
# Node_2 MUST see Node_1 (DUT) in its scan result (verify TREL response)
pkts.copy().\
filter_eth_src(pv.vars['NODE_1_DUT_ETH']).\
filter(lambda p: p.eth.dst == pv.vars['NODE_2_ETH']).\
filter(lambda p: p.udp.dstport == pv.vars['NODE_2_TREL_PORT']).\
filter(lambda p: p.trel).\
must_next()
# Node_2 MUST see Node_3 in its scan result (verify 15.4 response)
pkts.copy().\
filter_wpan_src64(NODE_3).\
filter_wpan_dst64(NODE_2).\
filter_mle_cmd(consts.MLE_DISCOVERY_RESPONSE).\
must_next()
# Step 3
# - Device: Node_3
# - Description (TREL-8.5): Harness instructs device to perform MLE Discovery Scan.
# - Pass Criteria:
# - Node_3 MUST see both the DUT and Node_2 in its scan result.
print("Step 3: Node_3 performs MLE Discovery Scan")
# Node_3 MUST send MLE Discovery Request (15.4 only)
pkts.filter_wpan_src64(NODE_3).\
filter_mle_cmd(consts.MLE_DISCOVERY_REQUEST).\
must_next()
# Node_3 MUST see Node_1 (DUT) and Node_2 in its scan result (both on 15.4)
pkts.copy().\
filter_wpan_src64(NODE_1).\
filter_wpan_dst64(NODE_3).\
filter_mle_cmd(consts.MLE_DISCOVERY_RESPONSE).\
must_next()
pkts.copy().\
filter_wpan_src64(NODE_2).\
filter_wpan_dst64(NODE_3).\
filter_mle_cmd(consts.MLE_DISCOVERY_RESPONSE).\
must_next()
if __name__ == '__main__':
verify_utils.run_main(verify)