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slimmer image #28

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Merged
unfor19 merged 1 commit into from
Jan 30, 2021
Merged

slimmer image #28

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45 changes: 23 additions & 22 deletions Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -17,22 +17,39 @@ ARG APP_GROUP_ID="appgroup"
### --------------------------------------------------------------------
FROM python:$PYTHON_VERSION-slim as build

RUN apt-get update && apt-get install -y libdbus-glib-1-dev gcc

ARG APP_PYTHON_USERBASE

# Define env vars
ENV PIP_DISABLE_PIP_VERSION_CHECK=1

# Define workdir
WORKDIR /code/

# Upgrade pip and then install build tools
RUN pip install --upgrade pip && \
pip install --upgrade wheel setuptools wheel check-wheel-contents

# Define workdir
WORKDIR $APP_PYTHON_USERBASE


ENV PYTHONUSERBASE="${APP_PYTHON_USERBASE}"
ENV PATH="${APP_PYTHON_USERBASE}/bin:${PATH}"

# Copy and install requirements - better caching
COPY requirements.txt .
RUN pip install --user -r "requirements.txt"

# Copy the application from Docker build context to WORKDIR
COPY . .

# Build the application and validate wheel contents
# Build the application, validate wheel contents and install the application
RUN python setup.py bdist_wheel && \
find dist/ -type f -name *.whl -exec check-wheel-contents {} \;
find dist/ -type f -name *.whl \
-exec check-wheel-contents {} \; \
-exec pip install --user {} \;

WORKDIR /dist/
RUN mv ${APP_PYTHON_USERBASE}/bin ${APP_PYTHON_USERBASE}/lib ./

# For debugging the Build Stage
CMD ["bash"]
Expand All @@ -52,8 +69,6 @@ ARG APP_HOME_DIR
ARG APP_USER_NAME
ARG APP_GROUP_ID

RUN apt-get update && apt-get install -y libdbus-glib-1-dev gcc

# Define workdir
ENV HOME="${APP_HOME_DIR}"
ENV PYTHONUSERBASE="${APP_PYTHON_USERBASE}"
Expand All @@ -73,22 +88,8 @@ RUN mkdir "${APP_HOME_DIR}" && \
chown -R ${APP_USER_NAME} ${APP_PYTHON_USERBASE} ${HOME}
USER "${APP_USER_NAME}"

# Upgrade pip, setuptools and wheel
RUN pip install --user --upgrade pip && \
pip install --user --upgrade setuptools wheel keyrings.alt

# Copy requirements.txt from Build Stage
COPY --from=build /code/requirements.txt "${APP_ARTIFACT_DIR}"

# Install requirements
RUN pip install --user -r "${APP_ARTIFACT_DIR}/requirements.txt"

# Copy artifacts from Build Stage
COPY --from=build /code/dist/ "${APP_ARTIFACT_DIR}"

# Install the application from local wheel package
RUN find . -type f -name *.whl -exec pip install --user {} \; -exec rm {} \; && \
rm -r "${APP_ARTIFACT_DIR}"
COPY --from=build /dist/ "${APP_PYTHON_USERBASE}"/

# The container runs the application, or any other supplied command, such as "bash" or "echo hello"
# CMD python -m ${APP_NAME}
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