Merge pull request #21 from bedroge/grep_always_true #3
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| # documentation: https://help.github.com/en/articles/workflow-syntax-for-github-actions | |
| name: Test NVIDIA Host Libraries Linking | |
| on: | |
| push: | |
| branches: | |
| - 'main' | |
| pull_request: | |
| paths: | |
| - 'scripts/gpu_support/nvidia/link_nvidia_host_libraries.sh' # PR changes only relevant for this specific file | |
| - '.github/workflows/tests_link_nvidia_host_libraries.yml' # Also test when changing the tests themselves | |
| permissions: | |
| contents: read # to fetch code (actions/checkout) | |
| jobs: | |
| build: | |
| runs-on: ubuntu-24.04 | |
| steps: | |
| - name: checkout | |
| uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0 | |
| - name: Initialize EESSI | |
| uses: eessi/github-action-eessi@v3 | |
| - name: Setup mock NVIDIA libraries | |
| run: | | |
| # Run the script to create mock libraries | |
| chmod +x ./tests/nvidia-libs/mock-nvidia-libs.sh | |
| echo ">>> Running ./tests/nvidia-libs/mock-nvidia-libs.sh" | |
| ./tests/nvidia-libs/mock-nvidia-libs.sh | |
| # Create symlink to override host's ldconfig, since the script tries to use /sbin/ldconfig first. | |
| echo "Symlinking ldconfig to /sbin/ldconfig" | |
| sudo ln -sf /tmp/ldconfig/ldconfig /sbin/ldconfig | |
| # Verify the symlink was created correctly | |
| ls -la /sbin/ldconfig | |
| - name: Setup mock nvidia-smi | |
| run: | | |
| # Create directory for mock nvidia-smi | |
| mkdir -p /tmp/nvidia-bin | |
| # Copy the mock script | |
| chmod +x ./tests/nvidia-libs/mock-nvidia-smi.sh | |
| echo ">>> Copying ./tests/nvidia-libs/mock-nvidia-smi.sh" | |
| cp ./tests/nvidia-libs/mock-nvidia-smi.sh /tmp/nvidia-bin/nvidia-smi | |
| # Add to PATH | |
| echo "Updating PATH" | |
| echo "PATH=/tmp/nvidia-bin:$PATH" >> $GITHUB_ENV | |
| - name: Test LD_PRELOAD mode | |
| run: | | |
| echo ">>> Testing LD_PRELOAD mode" | |
| # Run the script with LD_PRELOAD option (shouldn't create symlinks) | |
| output=$(./scripts/gpu_support/nvidia/link_nvidia_host_libraries.sh --show-ld-preload || { echo "Script returned non-zero: $?"; echo $output; exit 1; }) | |
| echo "$output" | |
| echo ">>> Running checks" | |
| # Check for expected outputs | |
| echo "$output" | grep "export EESSI_GPU_COMPAT_LD_PRELOAD=" || { echo "EESSI_GPU_COMPAT_LD_PRELOAD not found in output"; exit 1; } | |
| echo "$output" | grep "export EESSI_GPU_LD_PRELOAD=" || { echo "EESSI_GPU_LD_PRELOAD not found in output"; exit 1; } | |
| echo "$output" | grep "export EESSI_OVERRIDE_GPU_CHECK=" || { echo "EESSI_OVERRIDE_GPU_CHECK not found in output"; exit 1; } | |
| # Verify that no symlinks were created | |
| if [ -e "/opt/eessi/nvidia/x86_64/host/driver_version.txt" ]; then | |
| echo "Error: symlinks were created in LD_PRELOAD mode" | |
| exit 1 | |
| fi | |
| echo "LD_PRELOAD mode test passed." | |
| - name: Test normal run (first time) | |
| run: | | |
| echo ">>> Testing normal run - first time" | |
| # Run with verbose mode | |
| output=$(./scripts/gpu_support/nvidia/link_nvidia_host_libraries.sh --verbose || { echo "Script returned non-zero: $?"; echo $output; exit 1; }) | |
| echo "$output" | |
| echo ">>> Running checks" | |
| # Check if NVIDIA GPU was detected - Driver version and CUDA version are hardcoded in `tests/nvidia-libs/mock-nvidia-smi.sh` | |
| echo "$output" | grep "Found NVIDIA GPU driver version 535.129.03" || { echo "Failed to detect NVIDIA driver version"; exit 1; } | |
| echo "$output" | grep "Found host CUDA version 8.0" || { echo "Failed to detect CUDA version"; exit 1; } | |
| # Check if libraries were found | |
| echo "$output" | grep "Matched.*CUDA Libraries" || { echo "Failed to match CUDA libraries"; exit 1; } | |
| # Verify symlinks were created | |
| if [ ! -d "/opt/eessi/nvidia/x86_64/host" ]; then | |
| echo "Error: host directory wasn't created" | |
| exit 1 | |
| fi | |
| # Check if version files were created | |
| if [ ! -f "/opt/eessi/nvidia/x86_64/host/driver_version.txt" ]; then | |
| echo "Error: driver_version.txt wasn't created" | |
| exit 1 | |
| fi | |
| # Check driver version content | |
| grep "535.129.03" "/opt/eessi/nvidia/x86_64/host/driver_version.txt" || { echo "Incorrect driver version"; exit 1; } | |
| # Check if latest symlink was created | |
| if [ ! -L "/opt/eessi/nvidia/x86_64/latest" ]; then | |
| echo "Error: 'latest' symlink wasn't created" | |
| exit 1 | |
| fi | |
| # Check if latest points to host | |
| readlink "/opt/eessi/nvidia/x86_64/latest" | grep "host" || { echo "latest doesn't point to host"; exit 1; } | |
| # Check if symlinks to libraries were created and point to correct files | |
| echo ">>> Checking library symlinks" | |
| # List dir with libraries | |
| echo "Showing content of /tmp/nvidia_libs" | |
| echo "$(ls -l /tmp/nvidia_libs)" | |
| echo "Showing content of /tmp/nvidia_libs_duplicate" | |
| echo "$(ls -l /tmp/nvidia_libs_duplicate)" | |
| echo "Showing content of /opt/eessi/nvidia/x86_64/host" | |
| echo "$(ls -l /opt/eessi/nvidia/x86_64/host)" | |
| # List expected library names - list of libraries is hardcoded in `tests/nvidia-libs/mock-nvidia-libs.sh` | |
| libraries=( | |
| "libcuda.so" | |
| "libcuda.so.1" | |
| "libnvidia-ml.so" | |
| "libnvidia-ml.so.1" | |
| "libnvidia-ptxjitcompiler.so" | |
| "libnvidia-ptxjitcompiler.so.1" | |
| "libcudadebugger.so" | |
| "libcudadebugger.so.1" | |
| ) | |
| # Check each expected library symlink | |
| for lib in "${libraries[@]}"; do | |
| lib_path="/opt/eessi/nvidia/x86_64/host/$lib" | |
| # Check if the symlink exists | |
| if [ ! -L "$lib_path" ]; then | |
| echo "Error: Symlink for $lib was not created" | |
| exit 1 | |
| fi | |
| # Check if symlink target exists | |
| target=$(readlink "$lib_path") | |
| if [ ! -e "$target" ]; then | |
| echo "Error: Symlink $lib_path points to non-existent file: $target" | |
| exit 1 | |
| fi | |
| # Verify it points to our mock library in /tmp/nvidia_libs or /tmp/nvidia_libs_duplicate | |
| if [[ "$target" != "/tmp/nvidia_libs/$lib"* && "$target" != "/tmp/nvidia_libs_duplicate/$lib"* ]]; then | |
| echo "Error: Symlink $lib_path points to $target, which is not in our mock directories" | |
| exit 1 | |
| fi | |
| echo ">>> Verified symlink: $lib -> $target" | |
| done | |
| echo "First normal run test passed" | |
| - name: Test normal run (second time) | |
| run: | | |
| echo ">>> Testing normal run - second time - should be idempotent" | |
| # Remove all write permissions on /opt/eessi so any attempts to write files fail | |
| chmod -R a-w /opt/eessi | |
| # Store file timestamps before second run (ignoring access time) | |
| stat_before=$(stat --format="%n %s %y %U %G %m %i" "/opt/eessi/nvidia/x86_64/host/driver_version.txt") | |
| # Run script again | |
| output=$(./scripts/gpu_support/nvidia/link_nvidia_host_libraries.sh || { echo "Script returned non-zero: $?"; echo $output; exit 1; }) | |
| echo "$output" | |
| echo ">>> Running checks" | |
| # Store file timestamps after second run (ignoring access time) | |
| stat_after=$(stat --format="%n %s %y %U %G %m %i" "/opt/eessi/nvidia/x86_64/host/driver_version.txt") | |
| # Compare timestamps - should be the same (files shouldn't be modified) | |
| if [[ "$stat_before" != "$stat_after" ]]; then | |
| echo "Error: files were modified on second run when they shouldn't have been" | |
| echo "Before: $stat_before" | |
| echo "After: $stat_after" | |
| exit 1 | |
| fi | |
| # Check for message indicating that libraries are already linked | |
| echo "$output" | grep "have already been linked" || { echo "Missing 'already linked' message"; exit 1; } | |
| echo "Second normal run test passed" | |