050b106a8f
This is a naive first switch from sync to async. This enables the backend to still answer to incomming requests while streaming LLM results to the user. For sure there is room for code cleaning and improvements, but this provides a nice improvement out of the box.
183 lines
4.7 KiB
Docker
183 lines
4.7 KiB
Docker
# Django impress
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# ---- base image to inherit from ----
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FROM python:3.13.3-alpine AS base
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# Upgrade pip to its latest release to speed up dependencies installation
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RUN python -m pip install --upgrade pip
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# Upgrade system packages to install security updates
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RUN apk update && apk upgrade --no-cache
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# ---- Back-end builder image ----
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FROM base AS back-builder
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WORKDIR /builder
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# Install Rust and Cargo using Alpine's package manager
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RUN apk add --no-cache \
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build-base \
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libffi-dev \
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rust \
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cargo
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# Copy required python dependencies
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COPY ./src/backend /builder
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RUN mkdir /install && \
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pip install --prefix=/install .
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# ---- mails ----
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FROM node:24 AS mail-builder
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COPY ./src/mail /mail/app
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WORKDIR /mail/app
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RUN yarn install --frozen-lockfile && \
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yarn build
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# ---- static link collector ----
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FROM base AS link-collector
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ARG IMPRESS_STATIC_ROOT=/data/static
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# Install pango & rdfind
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RUN apk add --no-cache \
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pango \
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rdfind
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# Copy installed python dependencies
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COPY --from=back-builder /install /usr/local
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# Copy impress application (see .dockerignore)
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COPY ./src/backend /app/
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WORKDIR /app
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# collectstatic
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RUN DJANGO_CONFIGURATION=Build \
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python manage.py collectstatic --noinput
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# Replace duplicated file by a symlink to decrease the overall size of the
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# final image
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RUN rdfind -makesymlinks true -followsymlinks true -makeresultsfile false ${IMPRESS_STATIC_ROOT}
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# ---- Core application image ----
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FROM base AS core
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ENV PYTHONUNBUFFERED=1
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# Install required system libs
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RUN apk add --no-cache \
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cairo \
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file \
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font-noto \
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font-noto-emoji \
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gettext \
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gdk-pixbuf \
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libffi-dev \
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pango \
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shared-mime-info
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RUN wget https://raw.githubusercontent.com/suitenumerique/django-lasuite/refs/heads/main/assets/conf/mime.types -O /etc/mime.types
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# Copy entrypoint
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COPY ./docker/files/usr/local/bin/entrypoint /usr/local/bin/entrypoint
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# Give the "root" group the same permissions as the "root" user on /etc/passwd
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# to allow a user belonging to the root group to add new users; typically the
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# docker user (see entrypoint).
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RUN chmod g=u /etc/passwd
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# Copy installed python dependencies
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COPY --from=back-builder /install /usr/local
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# Link certifi certificate from a static path /cert/cacert.pem to avoid issues
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# when python is upgraded and the path to the certificate changes.
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# The space between print and the ( is intended otherwise the git lint is failing
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RUN mkdir /cert && \
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path=`python -c 'import certifi;print (certifi.where())'` && \
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mv $path /cert/ && \
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ln -s /cert/cacert.pem $path
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# Copy impress application (see .dockerignore)
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COPY ./src/backend /app/
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WORKDIR /app
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# Generate compiled translation messages
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RUN DJANGO_CONFIGURATION=Build \
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python manage.py compilemessages
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# We wrap commands run in this container by the following entrypoint that
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# creates a user on-the-fly with the container user ID (see USER) and root group
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# ID.
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ENTRYPOINT [ "/usr/local/bin/entrypoint" ]
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# ---- Development image ----
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FROM core AS backend-development
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# Switch back to the root user to install development dependencies
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USER root:root
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# Install psql
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RUN apk add --no-cache postgresql-client
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# Uninstall impress and re-install it in editable mode along with development
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# dependencies
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RUN pip uninstall -y impress
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RUN pip install -e .[dev]
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# Restore the un-privileged user running the application
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ARG DOCKER_USER
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USER ${DOCKER_USER}
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# Target database host (e.g. database engine following docker compose services
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# name) & port
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ENV DB_HOST=postgresql \
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DB_PORT=5432
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# Run django development server
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CMD ["python", "manage.py", "runserver", "0.0.0.0:8000"]
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# ---- Production image ----
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FROM core AS backend-production
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# Remove apk cache, we don't need it anymore
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RUN rm -rf /var/cache/apk/*
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ARG IMPRESS_STATIC_ROOT=/data/static
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# Gunicorn - not used by default but configuration file is provided
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RUN mkdir -p /usr/local/etc/gunicorn
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COPY docker/files/usr/local/etc/gunicorn/impress.py /usr/local/etc/gunicorn/impress.py
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# Un-privileged user running the application
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ARG DOCKER_USER
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USER ${DOCKER_USER}
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# Copy statics
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COPY --from=link-collector ${IMPRESS_STATIC_ROOT} ${IMPRESS_STATIC_ROOT}
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# Copy impress mails
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COPY --from=mail-builder /mail/backend/core/templates/mail /app/core/templates/mail
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# The default command runs uvicorn ASGI server in dics's main module
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# WEB_CONCURRENCY: number of workers to run <=> --workers=4
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ENV WEB_CONCURRENCY=4
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CMD [\
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"uvicorn",\
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"--app-dir=/app",\
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"--host=0.0.0.0",\
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"--timeout-graceful-shutdown=300",\
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"--limit-max-requests=20000",\
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"--lifespan=off",\
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"impress.asgi:application"\
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]
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# To run using gunicorn WSGI server use this instead:
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#CMD ["gunicorn", "-c", "/usr/local/etc/gunicorn/conversations.py", "impress.wsgi:application"]
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