72 lines
2.5 KiB
Docker
72 lines
2.5 KiB
Docker
# We have two stages, one for making the virtual environment and
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# installing the dependencies and another for running the uvicorn server.
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# We use an virtual environment so we seperate the dependencies from the
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# system-level dependencies.
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FROM python:3.10-slim AS build-image
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# Create virtual environment in /opt/venv, we will use this in the other
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# stage.
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RUN python -m venv /opt/venv
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# Make sure we use the virtualenv.
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ENV PATH="/opt/venv/bin:$PATH"
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# Copy requirements.txt to the container, it was generated with
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# 'poetry export -f requirements.txt --without-hashes'
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# Note that if we pipe the output of the commmand to requirements.txt in
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# Windows, it will be UTF-16 LE encoded.
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COPY requirements.txt .
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# Install the requirements.
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RUN pip install -r requirements.txt
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# This is the stage where we will run the uvicorn server.
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FROM python:3.10-slim AS run-image
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# Copy the virtual environment to the run-image.
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COPY --from=build-image /opt/venv /opt/venv
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# Install ffmpeg, it is needed for finding the video resolution and
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# making the video thumbnail.
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RUN apt-get update
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RUN apt-get install -y --no-install-recommends ffmpeg
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# Create user so we don't run as root and make the needed directories
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# Logs are stored in /var/log/discord-embed and uploaded files,
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# thumbnails, and HTML are stored in /Uploads.
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RUN useradd --create-home botuser && \
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install --verbose --directory --mode=0755 --owner=botuser --group=botuser /var/log/discord-embed/ /Uploads
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# Persist the uploaded files and files we have created.
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VOLUME ["/Uploads"]
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# Change to the user we created so we don't run as root.
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USER botuser
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# Change directory to where we will run the bot.
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WORKDIR /home/botuser/discord-embed
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# Add main.py and settings.py to the container.
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ADD --chown=botuser:botuser . /home/botuser/discord-embed/
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# Uvicorn runs on port 5000, we can't use any ports below 1024 due to
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# not being root.
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EXPOSE 5000
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# Make sure we use the virtualenv.
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ENV PATH="/opt/venv/bin:$PATH"
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# Don't generate byte code (.pyc-files).
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# These are only needed if we run the python-files several times.
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# Docker doesn't keep the data between runs so this adds nothing.
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ENV PYTHONDONTWRITEBYTECODE 1
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# Force the stdout and stderr streams to be unbuffered. This means that
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# the output will be printed immediately instead of being buffered. If
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# the Python application crashes, the output could be lost.
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ENV PYTHONUNBUFFERED 1
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# Run the server on all interfaces and on port 5000.
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# You should run a reverse proxy like nginx infront of this.
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CMD ["uvicorn", "discord_embed.main:app", "--host", "0.0.0.0", "--port", "5000"]
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