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Updated Dockerfile for python 3.13. #23

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Updated Dockerfile for python 3.13. #23

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32 changes: 26 additions & 6 deletions Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,5 +1,8 @@
FROM ubuntu:noble

ARG APP_PYTHON_VERSION=3.13
ARG LO_PYTHON_VERSION=3.12

ARG HTTP_PROXY
ARG HTTPS_PROXY
ARG NO_PROXY
Expand Down Expand Up @@ -42,12 +45,25 @@ RUN apt-get -o Acquire::Retries=5 update -yq && \
# add extra repos
RUN apt-add-repository -y -n multiverse && \
apt-add-repository -y -n universe && \
add-apt-repository -y -n ppa:deadsnakes/ppa && \
add-apt-repository -y -n ppa:graphics-drivers/ppa && \
apt-get -o Acquire::Retries=5 update -yq && \
apt-get upgrade -y

# install req packages
RUN apt-get install -y --no-install-recommends python3-all-dev python3-dev python3.12 python3-pip libpython3.12-dev python3.12-dev python3.12-venv python3-uno
RUN apt-get install -y --no-install-recommends \
python3-all-dev \
python3-dev \
python3-pip \
python3-uno \
python${LO_PYTHON_VERSION} \
libpython${LO_PYTHON_VERSION}-dev \
python${LO_PYTHON_VERSION}-dev \
python${LO_PYTHON_VERSION}-venv \
python${APP_PYTHON_VERSION} \
libpython${APP_PYTHON_VERSION}-dev \
python${APP_PYTHON_VERSION}-dev \
python${APP_PYTHON_VERSION}-venv
RUN apt-get -y --no-install-recommends -o Dpkg::Options::="--force-confold" -y -o Dpkg::Options::="--force-confdef" -fuy dist-upgrade && \
apt-get install -y --no-install-recommends \
gnupg \
Expand Down Expand Up @@ -116,23 +132,27 @@ WORKDIR /ocr_service
# and will not work in a venv
# so we need to install unoserver globally to match the version in requirements.txt
# this is a bit hacky but it works around the issue of unoserver not being available
# via pip for python3.12 (as of 2025-08)
# via pip for the system python (3.12 on Ubuntu noble)
RUN UNOSERVER_PIN=$(awk -F'==' '/^unoserver==/ {print $2; exit}' requirements.txt || true) && \
if [ -n "$UNOSERVER_PIN" ]; then \
echo "Installing system unoserver==$UNOSERVER_PIN"; \
pip3 install --no-cache-dir --break-system-packages "unoserver==$UNOSERVER_PIN"; \
/usr/bin/python${LO_PYTHON_VERSION} -m pip install --no-cache-dir --break-system-packages "unoserver==$UNOSERVER_PIN"; \
else \
echo "No exact pin found for unoserver in requirements.txt; installing latest system unoserver"; \
pip3 install --no-cache-dir --break-system-packages unoserver; \
/usr/bin/python${LO_PYTHON_VERSION} -m pip install --no-cache-dir --break-system-packages unoserver; \
fi
# --- end unoserver system install ---

# Use a virtual environment for Python deps (single-stage build)
ENV VIRTUAL_ENV=/opt/venv
ENV PATH="$VIRTUAL_ENV/bin:$PATH"
ENV LIBRE_OFFICE_PYTHON_PATH=/usr/bin/python3.12

# Install uwsgi from PyPI source using the global tools
RUN python3.12 -m venv "$VIRTUAL_ENV" && "$VIRTUAL_ENV/bin/python" && "$VIRTUAL_ENV/bin/pip" install --no-cache-dir -r ./requirements.txt
# Install the application into a Python 3.13 virtual environment while
# keeping LibreOffice/UNO on the system Python.
RUN python${APP_PYTHON_VERSION} -m venv "$VIRTUAL_ENV" && \
"$VIRTUAL_ENV/bin/python" && \
"$VIRTUAL_ENV/bin/pip" install --no-cache-dir -r ./requirements.txt

# compile the python files
# Byte-compile using venv python
Expand Down
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