Dockerfile

# syntax=docker.io/docker/dockerfile:1.7-labs
ARG HOME="/home/unitycatalog"
ARG ALPINE_VERSION="3.20"

# Build stage, using Amazon Corretto jdk 17 on alpine with arm64 support
FROM amazoncorretto:17-alpine${ALPINE_VERSION}-jdk as base

# Dependencies are installed in $HOME/.cache by sbt
ARG HOME
ENV HOME=$HOME

WORKDIR $HOME

COPY --parents build/ project/ examples/ server/ api/ clients/python/ version.sbt build.sbt ./

RUN apk add --no-cache bash && ./build/sbt -info clean package

# Small runtime image
FROM alpine:${ALPINE_VERSION} as runtime

# Specific JAVA_HOME from Amazon Corretto
ARG JAVA_HOME="/usr/lib/jvm/default-jvm"
ARG USER="unitycatalog"
ARG HOME

# Copy Java from base
COPY --from=base $JAVA_HOME $JAVA_HOME

ENV HOME=$HOME \
    JAVA_HOME=$JAVA_HOME \
    PATH="${JAVA_HOME}/bin:${PATH}"

# Copy build artifacts from base stage
COPY --from=base --parents \
    $HOME/examples/ \
    $HOME/server/ \
    $HOME/api/ \
    $HOME/target/ \
    $HOME/.cache/ \
    /

# Create a service user with read and execute permissions and write permissions of the ./etc directory
RUN <<EOF
apk add --no-cache bash
addgroup -S $USER
adduser -S -G $USER $USER
chmod -R 550 $HOME
mkdir -p $HOME/etc/
chmod -R 770 $HOME/etc/
chown -R $USER:$USER $HOME
EOF

USER $USER

# Copy remaining directories here for caching optimization
COPY --chown=$USER:$USER --parents bin/ etc/ $HOME/

WORKDIR $HOME

CMD ["./bin/start-uc-server"]