Files
reitti/Dockerfile
2025-12-17 17:15:51 +01:00

58 lines
2.3 KiB
Docker

FROM eclipse-temurin:25-jre-alpine-3.22
LABEL maintainer="dedicatedcode"
LABEL org.opencontainers.image.source="https://github.com/dedicatedcode/reitti"
LABEL org.opencontainers.image.description="Reitti - Personal Location Tracking & Analysis"
LABEL org.opencontainers.image.licenses="MIT"
# Create a non-root user and group
RUN addgroup -S reitti -g 1000 && adduser -S reitti -u 1000 -G reitti
# Set environment variables
ENV SPRING_PROFILES_ACTIVE=docker
ENV APP_HOME=/app
ENV DATA_DIR=/data
# Create application directory
RUN mkdir -p $APP_HOME && \
chown -R reitti:reitti $APP_HOME
WORKDIR $APP_HOME
# Copy the application jar
COPY --chown=reitti:reitti target/*.jar $APP_HOME/app.jar
# Create a script to start the application with configurable UID/GID
RUN echo '#!/bin/sh' > /entrypoint.sh && \
echo 'if [ -n "$APP_UID" ] && [ -n "$APP_GID" ]; then' >> /entrypoint.sh && \
echo ' echo "Changing reitti user/group to UID:$APP_UID / GID:$APP_GID"' >> /entrypoint.sh && \
echo ' # Add shadow package for usermod and groupmod commands' >> /entrypoint.sh && \
echo ' apk add --no-cache shadow' >> /entrypoint.sh && \
echo ' # Change GID first' >> /entrypoint.sh && \
echo ' groupmod -g $APP_GID reitti' >> /entrypoint.sh && \
echo ' # Then change UID' >> /entrypoint.sh && \
echo ' usermod -u $APP_UID reitti' >> /entrypoint.sh && \
echo ' # Fix ownership of all files' >> /entrypoint.sh && \
echo ' chown -R reitti:reitti $APP_HOME' >> /entrypoint.sh && \
echo 'fi' >> /entrypoint.sh && \
echo '# Ensure data directory exists and has correct ownership' >> /entrypoint.sh && \
echo 'mkdir -p $DATA_DIR' >> /entrypoint.sh && \
echo 'chown -R reitti:reitti $DATA_DIR' >> /entrypoint.sh && \
echo 'exec su-exec reitti java $JAVA_OPTS -jar $APP_HOME/app.jar -Dspring.profiles.active=docker "$@"' >> /entrypoint.sh && \
chmod +x /entrypoint.sh
# Expose the application port
EXPOSE 8080
# Add healthcheck
HEALTHCHECK --interval=5s --timeout=3s --start-period=1s --retries=20 \
CMD wget --no-verbose --tries=1 --spider http://localhost:8080/actuator/health || exit 1
# Install su-exec for proper user switching and wget for healthcheck
RUN apk add --no-cache su-exec wget
# Run as root initially to allow UID/GID changes
USER root
ENTRYPOINT ["/entrypoint.sh"]