39 lines
1.5 KiB
Docker
39 lines
1.5 KiB
Docker
 
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# Translation service (translator/translator.py): Mozilla's Firefox
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# Translations models on the Bergamot engine, and fastText language
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# identification. Python 3.10: the newest the bergamot package is built for.
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#
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# docker build -f docker/Dockerfile.translator -t webmail/translator .
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#
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# The models are not in the image: they are downloaded into /data (a bind
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# mount) on the first start and from the admin panel.
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FROM python:3.10-slim
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ENV PIP_DISABLE_PIP_VERSION_CHECK=1 \
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PIP_NO_CACHE_DIR=1 \
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PYTHONDONTWRITEBYTECODE=1 \
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PYTHONUNBUFFERED=1 \
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DATA_DIR=/data \
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HOME=/tmp
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COPY translator/requirements.txt /app/requirements.txt
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RUN pip install -r /app/requirements.txt
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# fastText's language identifier (lid.176, compressed; CC BY-SA 3.0).
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ADD --checksum=sha256:8f3472cfe8738a7b6099e8e999c3cbfae0dcd15696aac7d7738a8039db603e83 \
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https://dl.fbaipublicfiles.com/fasttext/supervised-models/lid.176.ftz /opt/lid.176.ftz
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COPY translator/translator.py /app/translator.py
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# The same uid as the backend: DATA_ROOT/translator is owned by it (init).
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RUN useradd --uid 10001 --no-create-home --shell /usr/sbin/nologin translator \
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&& mkdir -p /data && chown translator /data /opt/lid.176.ftz
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USER translator
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WORKDIR /app
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EXPOSE 5000
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HEALTHCHECK --interval=30s --timeout=5s --start-period=20s --retries=5 \
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CMD python -c "import urllib.request; urllib.request.urlopen('http://127.0.0.1:5000/health', timeout=4)"
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CMD ["uvicorn", "translator:app", "--host", "0.0.0.0", "--port", "5000", "--no-access-log"]
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