31 lines
1.1 KiB
Docker
31 lines
1.1 KiB
Docker
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# The provider calls are stdlib urllib, so the image carries nothing beyond the
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# web server itself. A service that holds the estate's SendGrid and Twilio
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# credentials is the last place to want a wide dependency tree.
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FROM python:3.11-slim
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ENV PYTHONUNBUFFERED=1 \
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PYTHONDONTWRITEBYTECODE=1 \
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PIP_NO_CACHE_DIR=1
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WORKDIR /srv
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COPY requirements.txt ./
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RUN pip install --no-cache-dir -r requirements.txt
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COPY app ./app
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# Nothing here needs root, and this process can send mail as the whole estate.
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RUN useradd --system --uid 10002 --home /srv channelexit \
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&& chown -R channelexit:channelexit /srv
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USER channelexit
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EXPOSE 8080
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HEALTHCHECK --interval=15s --timeout=5s --start-period=10s --retries=3 \
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CMD python -c "import urllib.request,sys; sys.exit(0 if urllib.request.urlopen('http://127.0.0.1:8080/healthz', timeout=4).status == 200 else 1)"
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# 0.0.0.0 inside the container only. What keeps this off the internet is the
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# published bind address in the compose file, not this line.
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CMD ["uvicorn", "--factory", "app.main:asgi", "--host", "0.0.0.0", "--port", "8080"]
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