wehub-resource-sync
71 lines
3.1 KiB
Bash
Executable File
71 lines
3.1 KiB
Bash
Executable File
#!/bin/bash
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set -e
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backend_dir=$(dirname $0)
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if [ -d $backend_dir/common ]; then
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source $backend_dir/common/libbackend.sh
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else
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source $backend_dir/../common/libbackend.sh
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fi
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EXTRA_PIP_INSTALL_FLAGS+=" --upgrade "
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installRequirements
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# Fetch convert_hf_to_gguf.py from llama.cpp.
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# Upstream split the model-specific logic out of the single file into a
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# sibling `conversion/` package (convert_hf_to_gguf.py now does
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# `from conversion import ...`), so a single-file download no longer runs —
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# it fails with `ModuleNotFoundError: No module named 'conversion'`. We clone
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# the repo and copy both the script and the package; Python puts the script's
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# own directory on sys.path[0], so the package resolves when placed beside it.
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LLAMA_CPP_CONVERT_VERSION="${LLAMA_CPP_CONVERT_VERSION:-master}"
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LLAMA_CPP_SRC="${EDIR}/llama.cpp"
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CONVERT_SCRIPT="${EDIR}/convert_hf_to_gguf.py"
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cloneLlamaCpp() {
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if [ ! -d "${LLAMA_CPP_SRC}/.git" ]; then
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git clone --depth 1 --branch "${LLAMA_CPP_CONVERT_VERSION}" \
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https://github.com/ggml-org/llama.cpp.git "${LLAMA_CPP_SRC}" 2>/dev/null || \
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git clone --depth 1 https://github.com/ggml-org/llama.cpp.git "${LLAMA_CPP_SRC}"
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fi
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}
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if [ ! -f "${CONVERT_SCRIPT}" ] || [ ! -d "${EDIR}/conversion" ]; then
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echo "Fetching convert_hf_to_gguf.py + conversion/ from llama.cpp (${LLAMA_CPP_CONVERT_VERSION})..."
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cloneLlamaCpp
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cp "${LLAMA_CPP_SRC}/convert_hf_to_gguf.py" "${CONVERT_SCRIPT}"
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rm -rf "${EDIR}/conversion"
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cp -r "${LLAMA_CPP_SRC}/conversion" "${EDIR}/conversion"
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fi
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# Install gguf package from the same llama.cpp commit to keep them in sync
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GGUF_PIP_SPEC="gguf @ git+https://github.com/ggml-org/llama.cpp@${LLAMA_CPP_CONVERT_VERSION}#subdirectory=gguf-py"
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echo "Installing gguf package from llama.cpp (${LLAMA_CPP_CONVERT_VERSION})..."
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if [ "x${USE_PIP:-}" == "xtrue" ]; then
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pip install "${GGUF_PIP_SPEC}" || {
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echo "Warning: Failed to install gguf from llama.cpp commit, falling back to PyPI..."
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pip install "gguf>=0.16.0"
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}
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else
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uv pip install "${GGUF_PIP_SPEC}" || {
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echo "Warning: Failed to install gguf from llama.cpp commit, falling back to PyPI..."
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uv pip install "gguf>=0.16.0"
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}
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fi
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# Build llama-quantize from llama.cpp if not already present
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QUANTIZE_BIN="${EDIR}/llama-quantize"
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if [ ! -x "${QUANTIZE_BIN}" ] && ! command -v llama-quantize &>/dev/null; then
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if command -v cmake &>/dev/null; then
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echo "Building llama-quantize from llama.cpp (${LLAMA_CPP_CONVERT_VERSION})..."
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cloneLlamaCpp # reuses the clone fetched for convert_hf_to_gguf.py
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cmake -B "${LLAMA_CPP_SRC}/build" -S "${LLAMA_CPP_SRC}" -DGGML_NATIVE=OFF -DBUILD_SHARED_LIBS=OFF
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cmake --build "${LLAMA_CPP_SRC}/build" --target llama-quantize -j"$(nproc 2>/dev/null || echo 2)"
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cp "${LLAMA_CPP_SRC}/build/bin/llama-quantize" "${QUANTIZE_BIN}"
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chmod +x "${QUANTIZE_BIN}"
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echo "Built llama-quantize at ${QUANTIZE_BIN}"
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else
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echo "Warning: cmake not found — llama-quantize will not be available. Install cmake or provide llama-quantize on PATH."
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fi
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fi
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