Merge remote-tracking branch 'origin/vrtsim-convolution-acceleration' into integration_2026_w14 (!3696)

Acceleration of channel convolution

Added two versions of channel convolution:
- accelerated via threadpool
- accelerated using CUDA

ci-scripts/cls_containerize.py

@@ -483,10 +483,10 @@ class Containerize():
 			HTML.CreateHtmlTestRow('commit ' + tag, 'KO', CONST.ALL_PROCESSES_OK)
 			return False
 
-	def BuildRunTests(self, ctx, node, HTML):
+	def BuildRunTests(self, ctx, node, dockerfile, runtime_opt, ctest_opt, HTML):
 		lSourcePath = self.eNBSourceCodePath
 		logging.debug('Building on server: ' + node)
-		cmd = cls_cmd.RemoteCmd(node)
+		cmd = cls_cmd.getConnection(node)
 		cmd.cd(lSourcePath)
 
 		ret = cmd.run('hostnamectl')
@@ -513,9 +513,9 @@ class Containerize():
 			return False
 
 		# build ran-unittests image
-		dockerfile = "ci-scripts/docker/Dockerfile.unittest.ubuntu"
 		logfile = f'{lSourcePath}/cmake_targets/log/unittest-build.log'
-		ret = cmd.run(f'docker build --progress=plain --tag ran-unittests:{baseTag} --file {dockerfile} . &> {logfile}')
+		ret = cmd.run(f'docker build --progress=plain --tag ran-unittests:{baseTag} --file ci-scripts/{dockerfile} . &> {logfile}')
+
 		archiveArtifact(cmd, ctx, logfile)
 		if ret.returncode != 0:
 			logging.error(f'Cannot build unit tests')
@@ -528,7 +528,7 @@ class Containerize():
 		# I would like to run it with --rm and mount the ctest result directory to avoid 'docker cp'
 		# below, but then permissions are messed up and we can't remove the directory without sudo
 		# making the next pipeline fail
-		ret = cmd.run(f'docker run -a STDOUT --workdir /oai-ran/build/ --env LD_LIBRARY_PATH=/oai-ran/build/ --name ran-unittests ran-unittests:{baseTag} ctest --no-label-summary -j$(nproc)')
+		ret = cmd.run(f'docker run -a STDOUT {runtime_opt} --workdir /oai-ran/build/ --env LD_LIBRARY_PATH=/oai-ran/build/ --name ran-unittests ran-unittests:{baseTag} ctest --no-label-summary -j$(nproc) {ctest_opt}')
 		cmd.run('docker cp ran-unittests:/oai-ran/build/Testing/Temporary/LastTest.log .')
 		archiveArtifact(cmd, ctx, f'{lSourcePath}/LastTest.log')
 		cmd.run('docker cp ran-unittests:/oai-ran/build/Testing/Temporary/LastTestsFailed.log .')

ci-scripts/conf_files/nrue.vrtsim.chanmod.yaml

@@ -11,7 +11,7 @@ uicc0:
 thread-pool: "-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1"
 
 channelmod:
-  max_chan: 10;
+  max_chan: 10
   modellist: DefaultChannelList
   DefaultChannelList:
    - model_name: client_tx_channel_model

ci-scripts/docker/Dockerfile.channelsim.ubuntu

@@ -31,4 +31,4 @@ RUN cmake -GNinja -DENABLE_PHYSIM_TESTS=ON -DENABLE_TESTS=ON \
         -DUSE_ATS_MEMORY=OFF \
         -DCMAKE_RUNTIME_OUTPUT_DIRECTORY=/oai-ran/cmake_targets/ran_build/build \
         .. && \
-        ninja test_channel_scalability test_multipath test_noise
+        ninja test_channel_scalability

ci-scripts/docker/Dockerfile.unittest.cuda.ubuntu

@@ -0,0 +1,25 @@
+# SPDX-License-Identifier: MIT
+
+FROM nvidia/cuda:12.9.1-devel-ubuntu22.04 AS cuda-image
+FROM ran-base:develop AS ran-tests
+
+COPY --from=cuda-image /usr/local/cuda/ /usr/local/cuda/
+
+# Set the LD_LIBRARY_PATH to ensure the system can find the copied libraries.
+# This is crucial for applications that use CUDA.
+ENV LD_LIBRARY_PATH=/usr/local/cuda/lib64:/usr/local/cuda/targets/sbsa-linux/lib
+ENV PATH=/usr/local/cuda/bin:$PATH
+ENV C_INCLUDE_PATH=/usr/local/cuda/include
+
+RUN apt-get update && \
+    DEBIAN_FRONTEND=noninteractive apt-get upgrade --yes && \
+    DEBIAN_FRONTEND=noninteractive apt-get install --yes \
+        libgtest-dev \
+        libyaml-cpp-dev
+
+RUN rm -Rf /oai-ran
+WORKDIR /oai-ran
+COPY . .
+
+WORKDIR /oai-ran/build
+RUN cmake -GNinja -DENABLE_TESTS=ON -DCUDA_ENABLE=ON .. && ninja tests

ci-scripts/main.py

@@ -70,6 +70,9 @@ def ExecuteActionWithParam(action, ctx, node):
 		RAN.Build_eNB_args=test.findtext('Build_eNB_args')
 		CONTAINERS.imageKind=test.findtext('kind')
 		proxy_commit = test.findtext('proxy_commit')
+		dockerfile = test.findtext('dockerfile') or ''
+		runtime_opt = test.findtext('runtime-opt') or ''
+		ctest_opt = test.findtext('ctest-opt') or ''
 		if proxy_commit is not None:
 			CONTAINERS.proxyCommit = proxy_commit
 		if action == 'Build_eNB':
@@ -81,7 +84,7 @@ def ExecuteActionWithParam(action, ctx, node):
 		elif action == 'Build_Cluster_Image':
 			success = CLUSTER.BuildClusterImage(ctx, node, HTML)
 		elif action == 'Build_Run_Tests':
-			success = CONTAINERS.BuildRunTests(ctx, node, HTML)
+			success = CONTAINERS.BuildRunTests(ctx, node, dockerfile, runtime_opt, ctest_opt, HTML)
 
 	elif action == 'Initialize_eNB':
 		RAN.Initialize_eNB_args=test.findtext('Initialize_eNB_args')

ci-scripts/xml_files/container_build_run_gh_tests.xml

@@ -0,0 +1,23 @@
+<!-- SPDX-License-Identifier: LicenseRef-CSSL-1.0 -->
+
+<testCaseList>
+  <htmlTabRef>build-run-test-gh-tab</htmlTabRef>
+  <htmlTabName>Build and Run Unit Tests with CUDA</htmlTabName>
+  <htmlTabIcon>wrench</htmlTabIcon>
+
+  <testCase>
+    <class>Create_Workspace</class>
+    <desc>Create new Workspace</desc>
+    <node>localhost</node>
+  </testCase>
+
+  <testCase>
+    <class>Build_Run_Tests</class>
+    <desc>Build and Run UnitTests</desc>
+    <dockerfile>docker/Dockerfile.unittest.cuda.ubuntu</dockerfile>
+    <runtime-opt>--gpus all</runtime-opt>
+    <ctest-opt>-L cuda</ctest-opt>
+    <node>localhost</node>
+  </testCase>
+
+</testCaseList>

ci-scripts/xml_files/container_build_run_tests.xml

@@ -8,6 +8,7 @@
   <testCase>
     <class>Build_Run_Tests</class>
     <desc>Build and Run UnitTests</desc>
+    <dockerfile>docker/Dockerfile.unittest.ubuntu</dockerfile>
     <node>obelix</node>
   </testCase>