trxcllnt · msarahan · Dec 9, 2025 · Dec 10, 2025 · Dec 10, 2025 · Dec 11, 2025
diff --git a/features/src/cccl-dev/devcontainer-feature.json b/features/src/cccl-dev/devcontainer-feature.json
@@ -1,7 +1,7 @@
 {
   "name": "NVIDIA CCCL development utilities",
   "id": "cccl-dev",
-  "version": "26.2.0",
+  "version": "26.2.1",
   "description": "A feature to install NVIDIA CCCL development utilities",
   "options": {
     "litVersion": {

diff --git a/features/src/cccl-dev/install.sh b/features/src/cccl-dev/install.sh
@@ -65,7 +65,7 @@ DOXYGEN_URL="https://github.com/doxygen/doxygen/releases/download/Release_${DOXY
 
 (
   TEMPDEST=$(mktemp -d)
-  wget --no-hsts -q "$DOXYGEN_URL" -O "$TEMPDEST/doxygen.tar.gz"
+  wget --no-hsts -q --tries=3 --timeout=30 "$DOXYGEN_URL" -O "$TEMPDEST/doxygen.tar.gz"
   cd "$TEMPDEST"
   tar --strip-components=1 -xf doxygen.tar.gz
   make install -j

diff --git a/features/src/cmake/devcontainer-feature.json b/features/src/cmake/devcontainer-feature.json
@@ -1,7 +1,7 @@
 {
   "name": "CMake",
   "id": "cmake",
-  "version": "26.2.0",
+  "version": "26.2.1",
   "description": "A feature to install CMake",
   "options": {
     "version": {

diff --git a/features/src/cmake/install.sh b/features/src/cmake/install.sh
@@ -15,12 +15,12 @@ echo "Downloading CMake...";
 
 if [[ "${CMAKE_VERSION}" == "latest" ]]; then
     find_version_from_git_tags CMAKE_VERSION https://github.com/Kitware/CMake;
-    while ! wget --no-hsts -q -O /tmp/cmake_${CMAKE_VERSION}.sh https://github.com/Kitware/CMake/releases/download/v${CMAKE_VERSION}/cmake-${CMAKE_VERSION}-linux-$(uname -p).sh; do
+    while ! wget --no-hsts -q --tries=3 --timeout=30 -O /tmp/cmake_${CMAKE_VERSION}.sh https://github.com/Kitware/CMake/releases/download/v${CMAKE_VERSION}/cmake-${CMAKE_VERSION}-linux-$(uname -p).sh; do
         echo "(!) cmake version ${CMAKE_VERSION} failed to download. Attempting to fall back one version to retry...";
         find_prev_version_from_git_tags CMAKE_VERSION https://github.com/Kitware/CMake;
     done
 else
-    wget --no-hsts -q -O /tmp/cmake_${CMAKE_VERSION}.sh https://github.com/Kitware/CMake/releases/download/v${CMAKE_VERSION}/cmake-${CMAKE_VERSION}-linux-$(uname -p).sh;
+    wget --no-hsts -q --tries=3 --timeout=30 -O /tmp/cmake_${CMAKE_VERSION}.sh https://github.com/Kitware/CMake/releases/download/v${CMAKE_VERSION}/cmake-${CMAKE_VERSION}-linux-$(uname -p).sh;
 fi
 
 echo "Installing CMake...";

diff --git a/features/src/cuda/devcontainer-feature.json b/features/src/cuda/devcontainer-feature.json
@@ -1,7 +1,7 @@
 {
   "name": "CUDA Toolkit",
   "id": "cuda",
-  "version": "26.2.0",
+  "version": "26.2.1",
   "description": "A feature to install the NVIDIA CUDA Toolkit",
   "options": {
     "version": {

diff --git a/features/src/cuda/install.sh b/features/src/cuda/install.sh
@@ -38,15 +38,15 @@ fi
 
 get_cuda_deb() {
     local deb="$(                                 \
-        wget --no-hsts -q -O- "${1}/Packages"     \
+        wget --no-hsts -q --tries=3 --timeout=30 -O- "${1}/Packages"     \
     | grep -P "^Filename: \./${2}(.*)\.deb$"      \
     | sort -Vr | head -n1 | cut -d' ' -f2         \
     )";
     if [ -z "$deb" ]; then
         echo "Error: No matching .deb found for '${1}' and '${2}'" >&2
         return 1
     fi
-    wget --no-hsts -q -O "/tmp/${deb#./}" "${1}/${deb#./}";
+    wget --no-hsts -q --tries=3 --timeout=30 -O "/tmp/${deb#./}" "${1}/${deb#./}";
     echo -n "/tmp/${deb#./}";
 }
 

diff --git a/features/src/gcc/devcontainer-feature.json b/features/src/gcc/devcontainer-feature.json
@@ -1,7 +1,7 @@
 {
   "name": "GCC",
   "id": "gcc",
-  "version": "26.2.0",
+  "version": "26.2.1",
   "description": "A feature to install gcc",
   "options": {
     "version": {

diff --git a/features/src/gitlab-cli/devcontainer-feature.json b/features/src/gitlab-cli/devcontainer-feature.json
@@ -1,6 +1,6 @@
 {
   "id": "gitlab-cli",
-  "version": "26.2.0",
+  "version": "26.2.1",
   "name": "GitLab CLI",
   "documentationURL": "https://github.com/rapidsai/devcontainers/features/tree/main/src/gitlab-cli",
   "description": "Installs the GitLab CLI. Auto-detects latest version and installs needed dependencies.",

diff --git a/features/src/gitlab-cli/install.sh b/features/src/gitlab-cli/install.sh
@@ -33,7 +33,7 @@ gitlab_cli_file_name() {
 download_gitlab_cli_deb() {
     local -;
     set -euo pipefail;
-    wget --no-hsts -q -O /tmp/gitlab-cli.deb \
+    wget --no-hsts -q --tries=3 --timeout=30 -O /tmp/gitlab-cli.deb \
         "https://gitlab.com/gitlab-org/cli/-/releases/v${CLI_VERSION}/downloads/$(gitlab_cli_file_name)";
 }
 

diff --git a/features/src/llvm/devcontainer-feature.json b/features/src/llvm/devcontainer-feature.json
@@ -1,7 +1,7 @@
 {
   "name": "LLVM compilers and tools",
   "id": "llvm",
-  "version": "26.2.1",
+  "version": "26.2.2",
   "description": "A feature to install LLVM compilers and tools",
   "options": {
     "version": {

diff --git a/features/src/llvm/llvm.sh b/features/src/llvm/llvm.sh
@@ -131,7 +131,7 @@ if [[ -n "${CODENAME}" ]]; then
 
     retry_count=0;
 
-    while ! wget --no-hsts -q --method=HEAD \
+    while ! wget --no-hsts -q --tries=3 --timeout=30 --method=HEAD \
             "${BASE_URL}/${CODENAME}/dists/llvm-toolchain${LINKNAME}${LLVM_VERSION_PATTERNS[$LLVM_VERSION]}/Release" >/dev/null 2>&1; do
         if test $(( retry_count++ )) -ge 5; then
             LLVM_VERSION_STRING=
@@ -145,7 +145,7 @@ if [[ -n "${CODENAME}" ]]; then
     REPO_NAME="deb ${BASE_URL}/${CODENAME}/  llvm-toolchain${LINKNAME}${LLVM_VERSION_STRING} main"
 
     # check if the repository exists for the distro and version
-    if ! wget --no-hsts -q --method=HEAD "${BASE_URL}/${CODENAME}" >/dev/null 2>&1; then
+    if ! wget --no-hsts -q --tries=3 --timeout=30 --method=HEAD "${BASE_URL}/${CODENAME}" >/dev/null 2>&1; then
         if [[ -n "${CODENAME_FROM_ARGUMENTS}" ]]; then
             echo "Specified codename '${CODENAME}' is not supported by this script."
         else
@@ -160,7 +160,7 @@ fi
 
 if [ ! -f /etc/apt/trusted.gpg.d/apt.llvm.org.asc ]; then
     # download GPG key once
-    wget --no-hsts -qO- https://apt.llvm.org/llvm-snapshot.gpg.key | tee /etc/apt/trusted.gpg.d/apt.llvm.org.asc
+    wget --no-hsts -q --tries=3 --timeout=30 -O- https://apt.llvm.org/llvm-snapshot.gpg.key | tee /etc/apt/trusted.gpg.d/apt.llvm.org.asc
 fi
 
 if [[ -z "`apt-key list 2> /dev/null | grep -i llvm`" ]]; then

diff --git a/features/src/mambaforge/devcontainer-feature.json b/features/src/mambaforge/devcontainer-feature.json
@@ -1,7 +1,7 @@
 {
   "name": "Mambaforge",
   "id": "mambaforge",
-  "version": "26.2.1",
+  "version": "26.2.2",
   "description": "A feature to install mambaforge",
   "options": {
     "version": {

diff --git a/features/src/mambaforge/install.sh b/features/src/mambaforge/install.sh
@@ -18,7 +18,7 @@ if [[ "$MINIFORGE_VERSION" == latest ]]; then
     find_version_from_git_tags MINIFORGE_VERSION https://github.com/conda-forge/miniforge "tags/" "." "-[0-9]+" "true";
 fi
 
-wget --no-hsts -q -O /tmp/miniforge.sh \
+wget --no-hsts -q --tries=3 --timeout=30 -O /tmp/miniforge.sh \
     "https://github.com/conda-forge/miniforge/releases/download/${MINIFORGE_VERSION}/Miniforge3-${MINIFORGE_VERSION}-Linux-$(uname -p).sh";
 echo "Installing Miniforge...";
 

diff --git a/features/src/ninja/devcontainer-feature.json b/features/src/ninja/devcontainer-feature.json
@@ -1,7 +1,7 @@
 {
   "name": "Ninja build",
   "id": "ninja",
-  "version": "26.2.0",
+  "version": "26.2.1",
   "description": "A feature to install ninja-build",
   "options": {
     "version": {

diff --git a/features/src/ninja/install.sh b/features/src/ninja/install.sh
@@ -23,15 +23,21 @@ if test "$(uname -p)" = "aarch64"; then
     _name+="-aarch64";
 fi
 
-# Install Ninja
-wget --no-hsts -q -O /tmp/ninja-linux.zip \
-    "https://github.com/ninja-build/ninja/releases/download/v${NINJA_VERSION}/${_name}.zip";
+# Install Ninja with retries for network reliability
+echo "Downloading ninja v${NINJA_VERSION}...";
+wget --no-hsts -q --tries=3 --timeout=30 -O /tmp/ninja-linux.zip \
+    "https://github.com/ninja-build/ninja/releases/download/v${NINJA_VERSION}/${_name}.zip" || {
+    echo "ERROR: Failed to download ninja after 3 attempts";
+    exit 1;
+};
 unzip -d /usr/bin /tmp/ninja-linux.zip;
 chmod +x /usr/bin/ninja;
 
-# Install Ninja bash completions
-wget --no-hsts -q -O /usr/share/bash-completion/completions/ninja \
-    "https://github.com/ninja-build/ninja/raw/v${NINJA_VERSION}/misc/bash-completion";
+# Install Ninja bash completions (non-fatal if it fails)
+echo "Downloading ninja bash-completion...";
+wget --no-hsts -q --tries=3 --timeout=30 -O /usr/share/bash-completion/completions/ninja \
+    "https://github.com/ninja-build/ninja/raw/v${NINJA_VERSION}/misc/bash-completion" || \
+    echo "Warning: Failed to download ninja bash-completion (non-fatal)";
 
 # Clean up
 rm -rf /var/tmp/*;

diff --git a/features/src/nvhpc/devcontainer-feature.json b/features/src/nvhpc/devcontainer-feature.json
@@ -1,7 +1,7 @@
 {
   "name": "NVHPC SDK",
   "id": "nvhpc",
-  "version": "26.2.1",
+  "version": "26.2.2",
   "description": "A feature to install the NVHPC SDK",
   "options": {
     "version": {

diff --git a/features/src/nvhpc/install.sh b/features/src/nvhpc/install.sh
@@ -28,7 +28,7 @@ fi
 
 echo "Downloading NVHPC gpg key...";
 
-wget --no-hsts -q -O- https://developer.download.nvidia.com/hpc-sdk/ubuntu/DEB-GPG-KEY-NVIDIA-HPC-SDK \
+wget --no-hsts -q --tries=3 --timeout=30 -O- https://developer.download.nvidia.com/hpc-sdk/ubuntu/DEB-GPG-KEY-NVIDIA-HPC-SDK \
    | gpg --dearmor -o /etc/apt/trusted.gpg.d/nvidia-hpcsdk-archive-keyring.gpg;
 
 chmod 0644 /etc/apt/trusted.gpg.d/*.gpg || true;

diff --git a/features/src/oneapi/devcontainer-feature.json b/features/src/oneapi/devcontainer-feature.json
@@ -1,7 +1,7 @@
 {
   "name": "Intel oneapi toolchain",
   "id": "oneapi",
-  "version": "26.2.0",
+  "version": "26.2.1",
   "description": "A feature to install the Intel oneapi toolchain",
   "options": {
     "version": {

diff --git a/features/src/oneapi/install.sh b/features/src/oneapi/install.sh
@@ -30,7 +30,7 @@ if [ -f /etc/profile.d/lmod.sh ]; then
 fi
 
 # Add Intel repo signing key
-wget --no-hsts -q -O- https://apt.repos.intel.com/intel-gpg-keys/GPG-PUB-KEY-INTEL-SW-PRODUCTS-2023.PUB \
+wget --no-hsts -q --tries=3 --timeout=30 -O- https://apt.repos.intel.com/intel-gpg-keys/GPG-PUB-KEY-INTEL-SW-PRODUCTS-2023.PUB \
    | gpg --dearmor -o /etc/apt/trusted.gpg.d/oneapi-archive-keyring.gpg;
 
 chmod 0644 /etc/apt/trusted.gpg.d/*.gpg || true;

diff --git a/features/src/openmpi/devcontainer-feature.json b/features/src/openmpi/devcontainer-feature.json
@@ -1,7 +1,7 @@
 {
   "name": "OpenMPI",
   "id": "openmpi",
-  "version": "26.2.0",
+  "version": "26.2.1",
   "description": "A feature to install OpenMPI with optional CUDA and UCX support",
   "options": {
     "version": {

diff --git a/features/src/openmpi/install.sh b/features/src/openmpi/install.sh
@@ -96,7 +96,7 @@ build_and_install_openmpi() {
 
     local -r major_minor="$(grep -o '^[0-9]*.[0-9]*' <<< "${OPENMPI_VERSION}")";
 
-    wget --no-hsts -q -O- "https://download.open-mpi.org/release/open-mpi/v${major_minor}/openmpi-${OPENMPI_VERSION}.tar.gz" \
+    wget --no-hsts -q --tries=3 --timeout=30 -O- "https://download.open-mpi.org/release/open-mpi/v${major_minor}/openmpi-${OPENMPI_VERSION}.tar.gz" \
   | tar -C /tmp/ompi -zf - --strip-components=1 -x;
 
     (

diff --git a/features/src/rapids-build-utils/devcontainer-feature.json b/features/src/rapids-build-utils/devcontainer-feature.json
@@ -1,7 +1,7 @@
 {
   "name": "NVIDIA RAPIDS devcontainer build utilities",
   "id": "rapids-build-utils",
-  "version": "26.2.2",
+  "version": "26.2.4",
   "description": "A feature to install the RAPIDS devcontainer build utilities",
   "containerEnv": {
     "BASH_ENV": "/etc/bash.bash_env"

diff --git a/features/src/rapids-build-utils/install.sh b/features/src/rapids-build-utils/install.sh
@@ -25,7 +25,7 @@ if ! command -V yq >/dev/null 2>&1; then
 
     YQ_VERSION=4.46.1;
     find_version_from_git_tags YQ_VERSION https://github.com/mikefarah/yq;
-    while ! wget --no-hsts -q -O- "https://github.com/mikefarah/yq/releases/download/v${YQ_VERSION}/${YQ_BINARY}.tar.gz" | tar -C /usr/bin -zf - -x ./${YQ_BINARY} --transform="s/${YQ_BINARY}/yq/"; do
+    while ! wget --no-hsts -q --tries=3 --timeout=30 -O- "https://github.com/mikefarah/yq/releases/download/v${YQ_VERSION}/${YQ_BINARY}.tar.gz" | tar -C /usr/bin -zf - -x ./${YQ_BINARY} --transform="s/${YQ_BINARY}/yq/"; do
         echo "(!) YQ version ${YQ_VERSION} failed to download. Attempting to fall back one version to retry...";
         find_prev_version_from_git_tags YQ_VERSION https://github.com/mikefarah/yq;
     done

diff --git a/features/src/rapids-build-utils/opt/rapids-build-utils/bin/generate-scripts.sh b/features/src/rapids-build-utils/opt/rapids-build-utils/bin/generate-scripts.sh
@@ -49,7 +49,7 @@ generate_script() {
     if test -n "${bin:+x}"; then
         (
             cat - \
-          | envsubst '$HOME $NAME $SRC_PATH $PY_ENV $PY_SRC $PY_LIB $BIN_DIR $CPP_ENV $CPP_LIB $CPP_SRC $CPP_CMAKE_ARGS $CPP_CPACK_ARGS $CPP_DEPS $CPP_MAX_TOTAL_SYSTEM_MEMORY $CPP_MAX_DEVICE_OBJ_MEMORY_USAGE $CPP_MAX_DEVICE_OBJ_TO_COMPILE_IN_PARALLEL $GIT_TAG $GIT_SSH_URL $GIT_HTTPS_URL $GIT_REPO $GIT_HOST $GIT_UPSTREAM $PIP_WHEEL_ARGS $PIP_INSTALL_ARGS' \
+          | envsubst '$HOME $NAME $SRC_PATH $PY_ENV $PY_SRC $PY_LIB $PY_TEST $BIN_DIR $CPP_ENV $CPP_LIB $CPP_SRC $CPP_TEST $CPP_CMAKE_ARGS $CPP_CPACK_ARGS $CPP_DEPS $CPP_MAX_TOTAL_SYSTEM_MEMORY $CPP_MAX_DEVICE_OBJ_MEMORY_USAGE $CPP_MAX_DEVICE_OBJ_TO_COMPILE_IN_PARALLEL $GIT_TAG $GIT_SSH_URL $GIT_HTTPS_URL $GIT_REPO $GIT_HOST $GIT_UPSTREAM $PIP_WHEEL_ARGS $PIP_INSTALL_ARGS' \
           | tee "${TMP_SCRIPT_DIR}/${bin}" >/dev/null;
 
             chmod +x "${TMP_SCRIPT_DIR}/${bin}";
@@ -150,6 +150,33 @@ generate_python_scripts() {
     done
 }
 
+generate_cpp_test_script() {
+    if test -n "${CPP_TEST:-}" && test -f "${TEMPLATES}/cpp.test.tmpl.sh"; then (
+        # shellcheck disable=SC2002
+        cat "${TEMPLATES}/cpp.test.tmpl.sh" \
+      | generate_script "test-${CPP_LIB}-cpp";
+    ) || true;
+    fi
+}
+
+generate_python_test_script() {
+    if test -n "${PY_TEST:-}" && test -f "${TEMPLATES}/python.test.tmpl.sh"; then (
+        # shellcheck disable=SC2002
+        cat "${TEMPLATES}/python.test.tmpl.sh" \
+      | generate_script "test-${PY_LIB}-python";
+    ) || true;
+    fi
+}
+
+generate_repo_test_script() {
+    if test -f "${TEMPLATES}/repo.test.tmpl.sh"; then (
+        # shellcheck disable=SC2002
+        cat "${TEMPLATES}/repo.test.tmpl.sh" \
+      | generate_script "test-${NAME}";
+    ) || true;
+    fi
+}
+
 generate_scripts() {
     local -;
     set -euo pipefail;
@@ -185,6 +212,7 @@ generate_scripts() {
     local cpp_name;
     local cpp_path;
     local cpp_sub_dir;
+    local cpp_test;
     local cpp_cmake_args;
     local cpp_cpack_args;
     local cpp_depends_length;
@@ -195,6 +223,7 @@ generate_scripts() {
     local py_env;
     local py_path;
     local py_name;
+    local py_test;
     local py_cmake_args;
     local pip_wheel_args;
     local pip_install_args;
@@ -254,6 +283,7 @@ generate_scripts() {
             cpp_env="${repo}_cpp_${j}_env";
             cpp_name="${repo}_cpp_${j}_name";
             cpp_sub_dir="${repo}_cpp_${j}_sub_dir";
+            cpp_test="${repo}_cpp_${j}_test";
             cpp_cmake_args="${repo}_cpp_${j}_args_cmake";
             cpp_cpack_args="${repo}_cpp_${j}_args_cpack";
             cpp_depends_length="${repo}_cpp_${j}_depends_length";
@@ -295,13 +325,19 @@ generate_scripts() {
                 CPP_ENV="${!cpp_env:-}"                                                                     \
                 CPP_LIB="${cpp_name:-}"                                                                     \
                 CPP_SRC="${!cpp_sub_dir:-}"                                                                 \
+                CPP_TEST="${!cpp_test:-}"                                                                   \
                 CPP_DEPS="${cpp_deps[*]}"                                                                   \
                 CPP_CMAKE_ARGS="${!cpp_cmake_args:-}"                                                       \
                 CPP_CPACK_ARGS="${!cpp_cpack_args:-}"                                                       \
                 CPP_MAX_TOTAL_SYSTEM_MEMORY="${!cpp_max_total_system_memory:-}"                             \
                 CPP_MAX_DEVICE_OBJ_MEMORY_USAGE="${!cpp_max_device_obj_memory_usage:-}"                     \
                 CPP_MAX_DEVICE_OBJ_TO_COMPILE_IN_PARALLEL="${!cpp_max_device_obj_to_compile_in_parallel:-}" \
                 generate_cpp_scripts                                                                        ;
+                NAME="${repo_name:-}"                                                                       \
+                SRC_PATH=~/"${!repo_path:-}"                                                                \
+                CPP_LIB="${cpp_name:-}"                                                                     \
+                CPP_TEST="${!cpp_test:-}"                                                                   \
+                generate_cpp_test_script                                                                    ;
             fi
         done
 
@@ -310,6 +346,7 @@ generate_scripts() {
         for ((j=0; j < ${!py_length:-0}; j+=1)); do
             py_env="${repo}_python_${j}_env";
             py_name="${repo}_python_${j}_name";
+            py_test="${repo}_python_${j}_test";
             py_cmake_args="${repo}_python_${j}_args_cmake";
             pip_wheel_args="${repo}_python_${j}_args_wheel";
             pip_install_args="${repo}_python_${j}_args_install";
@@ -352,6 +389,11 @@ generate_scripts() {
                 PIP_WHEEL_ARGS="${!pip_wheel_args:-}"     \
                 PIP_INSTALL_ARGS="${!pip_install_args:-}" \
                 generate_python_scripts                   ;
+                NAME="${repo_name:-}"                     \
+                SRC_PATH=~/"${!repo_path:-}"              \
+                PY_LIB="${py_name}"                       \
+                PY_TEST="${!py_test:-}"                   \
+                generate_python_test_script               ;
             fi
         done
 
@@ -362,6 +404,10 @@ generate_scripts() {
             PY_LIB="${py_libs[*]@Q}"   \
             CPP_LIB="${cpp_libs[*]@Q}" \
             generate_repo_scripts      ;
+            NAME="${repo_name:-}"      \
+            PY_LIB="${py_libs[*]@Q}"   \
+            CPP_LIB="${cpp_libs[*]@Q}" \
+            generate_repo_test_script  ;
         fi
 
         # Generate a clone script for each repo
@@ -383,7 +429,7 @@ generate_scripts() {
     unset cpp_name_to_path;
 
     if ((${#repo_names[@]} > 0)); then
-        for script in "clone" "clean" "configure" "build" "cpack" "install" "uninstall"; do
+        for script in "clone" "clean" "configure" "build" "cpack" "install" "uninstall" "test"; do
             # Generate a script to run a script for all repos
             NAME="${cloned_repos[0]:-${repo_names[0]:-}}" \
             NAMES="${repo_names[*]@Q}"  \
@@ -392,7 +438,7 @@ generate_scripts() {
             generate_all_script         ;
         done
 
-        for script in "clean" "build"; do
+        for script in "clean" "build" "test"; do
             # Generate a script to run C++ builds for all repos
             NAME="${cpp_names[0]:-${repo_names[0]:-}}" \
             NAMES="${cpp_names[*]@Q}"   \