108 lines
3 KiB
Docker
108 lines
3 KiB
Docker
# To build the image, run `docker build` command from the root of the
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# repository:
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#
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# docker build -f docker/Dockerfile .
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#
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# There is an optional PYTHON_VERSION build argument which sets the
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# version of python to build against. For example:
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#
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# docker build -f docker/Dockerfile --build-arg PYTHON_VERSION=3.10 .
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#
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# An optional LIBOLM_VERSION build argument which sets the
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# version of libolm to build against. For example:
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#
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# docker build -f docker/Dockerfile --build-arg LIBOLM_VERSION=3.2.10 .
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#
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##
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## Creating a builder container
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##
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# We use an initial docker container to build all of the runtime dependencies,
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# then transfer those dependencies to the container we're going to ship,
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# before throwing this one away
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ARG PYTHON_VERSION=3.10
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FROM python:${PYTHON_VERSION}-alpine as builder
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##
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## Build libolm for matrix-nio e2e support
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##
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# Install libolm build dependencies
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ARG LIBOLM_VERSION=3.2.10
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RUN apk add --no-cache \
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make \
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cmake \
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gcc \
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g++ \
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git \
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libffi-dev \
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yaml-dev \
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python3-dev
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ENV PROJECT_DIR="/opt/matrix_alertbot"
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ENV LIBOLM_SRC_DIR="/opt/olm"
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ENV VIRTUAL_ENV="${PROJECT_DIR}/.venv"
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ENV PATH="$VIRTUAL_ENV/bin:$PATH"
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RUN python -m venv "${VIRTUAL_ENV}"
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WORKDIR "${PROJECT_DIR}"
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# Build libolm
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#
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# Also build the libolm python bindings and place them at /python-libs
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# We will later copy contents from both of these folders to the runtime
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# container
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COPY docker/build_and_install_libolm.sh /scripts/
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RUN /scripts/build_and_install_libolm.sh "${LIBOLM_VERSION}" "${LIBOLM_SRC_DIR}}"
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# Install python runtime modules. We do this before copying the source code
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# such that these dependencies can be cached
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# This speeds up subsequent image builds when the source code is changed
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RUN mkdir -p ./matrix_alertbot/
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COPY matrix_alertbot/__init__.py ./matrix_alertbot/
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COPY README.md matrix-alertbot ./
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# Build the dependencies
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COPY setup.py ./setup.py
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RUN pip install --no-warn-script-location ".[e2e]"
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# Now copy the source code
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COPY *.py *.md *.in requirements.txt ./
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COPY matrix_alertbot/*.py ./matrix_alertbot/
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COPY matrix_alertbot/resources ./matrix_alertbot/resources
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# And build the final module
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RUN pip install --no-warn-script-location ".[e2e]"
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COPY tests ./tests
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##
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## Creating the runtime container
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##
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# Create the container we'll actually ship. We need to copy libolm and any
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# python dependencies that we built above to this container
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FROM python:${PYTHON_VERSION}-alpine
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ENV PROJECT_DIR="/opt/matrix_alertbot"
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ENV VIRTUAL_ENV="${PROJECT_DIR}/.venv"
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ENV PATH="$VIRTUAL_ENV/bin:$PATH"
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WORKDIR "${PROJECT_DIR}"
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# Copy python dependencies from the "builder" container
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COPY --from=builder "${PROJECT_DIR}" "${PROJECT_DIR}"
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# Copy libolm from the "builder" container
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COPY --from=builder /usr/local/lib/libolm* /usr/local/lib/
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# Install any native runtime dependencies
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RUN apk add --no-cache libstdc++
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# Specify a volume that holds the config file, SQLite3 database,
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# and the matrix-nio store
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VOLUME ["/data"]
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# Start the bot
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CMD ["matrix-alertbot", "/data/config.yaml"]
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