Add CMake policy for legacy code (#8331)

Author: mc-nv

qa/L0_backend_bls/test.sh

@@ -57,6 +57,7 @@ git clone --single-branch --depth=1 -b $TRITON_BACKEND_REPO_TAG \
 (cd backend/examples/backends/bls &&
  mkdir build &&
  cd build &&
+ export CMAKE_POLICY_VERSION_MINIMUM=3.5 &&
  cmake -DCMAKE_INSTALL_PREFIX:PATH=`pwd`/install \
        -DTRITON_REPO_ORGANIZATION:STRING=${TRITON_REPO_ORGANIZATION} \
        -DTRITON_BACKEND_REPO_TAG=${TRITON_BACKEND_REPO_TAG} \

qa/L0_backend_python/common.sh

@@ -86,7 +86,9 @@ create_python_backend_stub() {
   rm -rf python_backend
   git clone ${TRITON_REPO_ORGANIZATION}/python_backend -b $PYTHON_BACKEND_REPO_TAG
   CUDA_PATH=$(readlink -f /usr/local/cuda)
+  export CMAKE_POLICY_VERSION_MINIMUM=3.5
   (cd python_backend/ && mkdir builddir && cd builddir && \
+  export CMAKE_POLICY_VERSION_MINIMUM=3.5 && \
   cmake -DTRITON_ENABLE_GPU=ON -DCMAKE_CUDA_COMPILER=$CUDA_PATH/bin/nvcc \
      -DCUDAToolkit_ROOT=$CUDA_PATH -DTRITON_REPO_ORGANIZATION:STRING=${TRITON_REPO_ORGANIZATION} \
     -DTRITON_BACKEND_REPO_TAG=$TRITON_BACKEND_REPO_TAG -DTRITON_COMMON_REPO_TAG=$TRITON_COMMON_REPO_TAG \

qa/L0_backend_python/setup_python_enviroment.sh

@@ -113,6 +113,7 @@ find /opt/tritonserver/qa/pkgs/ -maxdepth 1 -type f -name \
 
 # Build triton-shm-monitor for the test
 cd python_backend && rm -rf install build && mkdir build && cd build && \
+    export CMAKE_POLICY_VERSION_MINIMUM=3.5 && \
     cmake -DCMAKE_INSTALL_PREFIX:PATH=$PWD/install \
         -DTRITON_REPO_ORGANIZATION:STRING=${TRITON_REPO_ORGANIZATION} \
         -DTRITON_COMMON_REPO_TAG:STRING=${TRITON_COMMON_REPO_TAG} \

qa/L0_backend_python/variants/test.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-# Copyright 2021, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# Copyright 2021-2025, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions
@@ -34,6 +34,7 @@ rm -rf python_backend
 
 git clone ${TRITON_REPO_ORGANIZATION}/python_backend -b $PYTHON_BACKEND_REPO_TAG
 (cd python_backend/ && mkdir builddir && cd builddir && \
+  export CMAKE_POLICY_VERSION_MINIMUM=3.5 && \
   cmake -DTRITON_ENABLE_GPU=OFF -DTRITON_REPO_ORGANIZATION:STRING=${TRITON_REPO_ORGANIZATION} -DTRITON_BACKEND_REPO_TAG=$TRITON_BACKEND_REPO_TAG -DTRITON_COMMON_REPO_TAG=$TRITON_COMMON_REPO_TAG -DTRITON_CORE_REPO_TAG=$TRITON_CORE_REPO_TAG ../ && \
   make -j18 install)
 

qa/L0_backend_tutorial/test.sh

@@ -62,6 +62,7 @@ git clone --single-branch --depth=1 -b $TRITON_BACKEND_REPO_TAG \
 (cd backend/examples/backends/minimal &&
  mkdir build &&
  cd build &&
+ export CMAKE_POLICY_VERSION_MINIMUM=3.5 && \
  cmake -DCMAKE_INSTALL_PREFIX:PATH=`pwd`/install \
        -DTRITON_REPO_ORGANIZATION:STRING=${TRITON_REPO_ORGANIZATION} \
        -DTRITON_BACKEND_REPO_TAG=${TRITON_BACKEND_REPO_TAG} \
@@ -140,6 +141,7 @@ rm -fr /opt/tritonserver/backends/minimal
 (cd backend/examples/backends/recommended &&
  mkdir build &&
  cd build &&
+ export CMAKE_POLICY_VERSION_MINIMUM=3.5 && \
  cmake -DCMAKE_INSTALL_PREFIX:PATH=`pwd`/install \
        -DTRITON_REPO_ORGANIZATION:STRING=${TRITON_REPO_ORGANIZATION} \
        -DTRITON_BACKEND_REPO_TAG=${TRITON_BACKEND_REPO_TAG} \

qa/L0_batch_custom/test.sh

@@ -88,6 +88,7 @@ git clone --single-branch --depth=1 -b $TRITON_BACKEND_REPO_TAG \
 (cd backend/examples/batching_strategies/volume_batching &&
  mkdir build &&
  cd build &&
+ export CMAKE_POLICY_VERSION_MINIMUM=3.5 && \
  cmake -DCMAKE_INSTALL_PREFIX:PATH=`pwd`/install \
        -DTRITON_REPO_ORGANIZATION:STRING=${TRITON_REPO_ORGANIZATION} \
        -DTRITON_BACKEND_REPO_TAG=${TRITON_BACKEND_REPO_TAG} \
@@ -98,6 +99,7 @@ git clone --single-branch --depth=1 -b $TRITON_BACKEND_REPO_TAG \
  (cd backend/examples/batching_strategies/single_batching &&
  mkdir build &&
  cd build &&
+ export CMAKE_POLICY_VERSION_MINIMUM=3.5 && \
  cmake -DCMAKE_INSTALL_PREFIX:PATH=`pwd`/install \
        -DTRITON_REPO_ORGANIZATION:STRING=${TRITON_REPO_ORGANIZATION} \
        -DTRITON_BACKEND_REPO_TAG=${TRITON_BACKEND_REPO_TAG} \

qa/L0_client_build_variants/test.sh

@@ -56,6 +56,7 @@ TRITON_COMMON_REPO_TAG=${TRITON_COMMON_REPO_TAG:="main"}
 
 (cd /workspace/build && \
         rm -fr cc-clients java-clients python-clients && \
+        export CMAKE_POLICY_VERSION_MINIMUM=3.5 && \
         cmake -DCMAKE_INSTALL_PREFIX=/workspace/install \
               -DTRITON_ENABLE_CC_HTTP=ON \
               -DTRITON_ENABLE_CC_GRPC=ON \
@@ -85,6 +86,7 @@ fi
 #
 (cd /workspace/build && \
         rm -fr cc-clients python-clients && \
+        export CMAKE_POLICY_VERSION_MINIMUM=3.5 && \
         cmake -DCMAKE_INSTALL_PREFIX=/workspace/install \
               -DTRITON_ENABLE_CC_HTTP=OFF \
               -DTRITON_ENABLE_CC_GRPC=ON \
@@ -112,6 +114,7 @@ fi
 #
 (cd /workspace/build && \
         rm -fr cc-clients python-clients && \
+        export CMAKE_POLICY_VERSION_MINIMUM=3.5 && \
         cmake -DCMAKE_INSTALL_PREFIX=/workspace/install \
               -DTRITON_ENABLE_CC_HTTP=ON \
               -DTRITON_ENABLE_CC_GRPC=OFF \
@@ -141,6 +144,7 @@ mkdir -p /workspace/build
 # Build without C API in Perf Analyzer
 #
 (cd /workspace/build && \
+        export CMAKE_POLICY_VERSION_MINIMUM=3.5 && \
         cmake -DCMAKE_INSTALL_PREFIX=/workspace/install \
               -DTRITON_ENABLE_CC_HTTP=ON \
               -DTRITON_ENABLE_CC_GRPC=ON \
@@ -166,6 +170,7 @@ fi
 #
 (cd /workspace/build && \
         rm -fr cc_clients perf_analyzer && \
+        export CMAKE_POLICY_VERSION_MINIMUM=3.5 && \
         cmake -DCMAKE_INSTALL_PREFIX=/workspace/install \
               -DTRITON_ENABLE_CC_HTTP=ON \
               -DTRITON_ENABLE_CC_GRPC=ON \
@@ -191,6 +196,7 @@ fi
 #
 (cd /workspace/build && \
         rm -fr cc_clients perf_analyzer && \
+        export CMAKE_POLICY_VERSION_MINIMUM=3.5 && \
         cmake -DCMAKE_INSTALL_PREFIX=/workspace/install \
               -DTRITON_ENABLE_CC_HTTP=ON \
               -DTRITON_ENABLE_CC_GRPC=ON \

qa/L0_perf_kaldi/test.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-# Copyright (c) 2020, NVIDIA CORPORATION. All rights reserved.
+# Copyright (c) 2020-2025, NVIDIA CORPORATION. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions
@@ -48,6 +48,7 @@ pip3 install --upgrade wheel setuptools grpcio-tools
 
 # Build client library and kaldi perf client
 (cd triton-inference-server/build && \
+    export CMAKE_POLICY_VERSION_MINIMUM=3.5 && \
     cmake -DCMAKE_BUILD_TYPE=Release \
           -DCMAKE_INSTALL_PREFIX:PATH=/workspace/install && \
     make -j16 trtis-clients)