Merge pull request #171 from Code-Otto/trimmed-docker

Reduce size of Docker image and add an experimental Dockerfile

Author: dullage

Dockerfile

@@ -23,6 +23,7 @@ ARG BUILD_DIR
 
 ENV PUID=1000
 ENV PGID=1000
+ENV EXEC_TOOL=gosu
 
 ENV APP_PATH=/app
 ENV FLATNOTES_PATH=/data
@@ -35,12 +36,13 @@ RUN apt update && apt install -y \
     gosu \
     && rm -rf /var/lib/apt/lists/*
 
-RUN pip install pipenv
+RUN pip install --no-cache-dir pipenv
 
 WORKDIR ${APP_PATH}
 
 COPY LICENSE Pipfile Pipfile.lock ./
-RUN pipenv install --deploy --ignore-pipfile --system
+RUN pipenv install --deploy --ignore-pipfile --system && \
+    pipenv --clear
 
 COPY server ./server
 COPY --from=build ${BUILD_DIR}/client/dist ./client/dist

Dockerfile.experimental

@@ -0,0 +1,66 @@
+ARG BUILD_DIR=/build
+
+# Client Build Container
+FROM --platform=$BUILDPLATFORM python:3.11-slim-bullseye AS build
+
+ARG BUILD_DIR
+
+RUN mkdir ${BUILD_DIR}
+WORKDIR ${BUILD_DIR}
+
+RUN apt update && apt install -y npm
+
+COPY package.json package-lock.json .htmlnanorc ./
+RUN npm ci
+
+COPY client ./client
+RUN npm run build
+
+# Pipenv Build Container
+FROM python:3.11-alpine3.19 as pipenv-build
+
+ARG BUILD_DIR
+
+ENV APP_PATH=/app
+
+RUN apk add --no-cache build-base rust cargo libffi libffi-dev libssl3 openssl-dev
+
+RUN pip install --no-cache-dir pipenv
+
+WORKDIR ${APP_PATH}
+
+COPY LICENSE Pipfile Pipfile.lock ./
+RUN mkdir .venv
+RUN pipenv install --deploy --ignore-pipfile && \
+    pipenv --clear
+
+# Runtime Container
+FROM python:3.11-alpine3.19
+
+ARG BUILD_DIR
+
+ENV PUID=1000
+ENV PGID=1000
+ENV EXEC_TOOL=su-exec
+
+ENV APP_PATH=/app
+ENV FLATNOTES_PATH=/data
+
+RUN mkdir -p ${APP_PATH}
+RUN mkdir -p ${FLATNOTES_PATH}
+
+RUN apk add --no-cache su-exec libssl3 libgcc curl
+
+WORKDIR ${APP_PATH}
+
+COPY server ./server
+COPY --from=build ${BUILD_DIR}/client/dist ./client/dist
+COPY --from=pipenv-build ${APP_PATH}/.venv/lib/python3.11/site-packages/ /usr/local/lib/python3.11/site-packages/
+
+VOLUME /data
+EXPOSE 8080/tcp
+HEALTHCHECK --interval=60s --timeout=10s CMD curl -f http://localhost:8080/health || exit 1
+
+COPY entrypoint.sh /
+RUN chmod +x /entrypoint.sh
+ENTRYPOINT [ "/entrypoint.sh" ]

entrypoint.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 set -e
 
@@ -31,7 +31,7 @@ if [ `id -u` -eq 0 ] && [ `id -g` -eq 0 ]; then
     chown -R ${PUID}:${PGID} ${FLATNOTES_PATH}
 
     echo Starting flatnotes as user ${PUID}...
-    exec gosu ${PUID}:${PGID} ${flatnotes_command}
+    exec ${EXEC_TOOL} ${PUID}:${PGID} ${flatnotes_command}
 
 else
     echo "A user was set by docker, skipping file permission changes."