Olamide Isreal
66e7a03081
K8s runs containers as non-root. Chai-1 tries to download model weights to /opt/conda/.../downloads which fails with PermissionError. Set writable dirs and env vars for matplotlib, HF, and chai downloads. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
39 lines
1.4 KiB
Docker
Executable File
39 lines
1.4 KiB
Docker
Executable File
# Use PyTorch base image with CUDA support (much smaller than building from scratch)
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FROM pytorch/pytorch:2.6.0-cuda12.4-cudnn9-runtime
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# Set environment variables
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ENV DEBIAN_FRONTEND=noninteractive \
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PYTHONUNBUFFERED=TRUE \
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PYTHONFAULTHANDLER=1 \
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MPLCONFIGDIR=/tmp/matplotlib \
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CHAI_DOWNLOADS_DIR=/tmp/chai_downloads \
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HF_HOME=/tmp/hf_home
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# Set working directory
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WORKDIR /workspace
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# Install chai_lab and compatible transformers in a single layer
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RUN pip install --no-cache-dir \
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chai_lab==0.5.2 \
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"transformers>=4.30.0,<5.0.0"
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# Make package dirs writable for any user (K8s may run as non-root)
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RUN chmod -R a+rw /opt/conda/lib/python3.11/site-packages/chai_lab/ && \
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mkdir -p /opt/conda/lib/python3.11/site-packages/downloads && \
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chmod -R a+rw /opt/conda/lib/python3.11/site-packages/downloads && \
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mkdir -p /tmp/chai_downloads /tmp/hf_home /tmp/matplotlib && \
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chmod -R 777 /tmp/chai_downloads /tmp/hf_home /tmp/matplotlib
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# Verify installations
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RUN python -c "import torch; print(f'PyTorch: {torch.__version__}')" && \
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python -c "import transformers; print(f'transformers: {transformers.__version__}')" && \
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python -c "import chai_lab; print('chai_lab: OK')" && \
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chai --help
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# Add entry point script
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COPY entrypoint.sh /workspace/
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RUN chmod +x /workspace/entrypoint.sh
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# Set entry point
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ENTRYPOINT ["/workspace/entrypoint.sh"]
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