platform-example (1388f8d59ecf05e478ebe9ba3a9a70bca9129c42)

Published 2026-07-23 09:03:59 -05:00 by austin

Pull the image from the command line:

docker pull git.reformedwitness.net/austin/platform-example:1388f8d59ecf05e478ebe9ba3a9a70bca9129c42

Digest

sha256:c9cfcb39889ec5f9e158537203f078b012bffbdf3572b98600e2ea39bb3dcb49

For more information on the Container registry, see the documentation.

Digest	OS / Arch	Size
395b22125a	linux/amd64	94 MiB

Image Layers ( linux/amd64)

ADD alpine-minirootfs-3.23.5-x86_64.tar.gz / # buildkit

CMD ["/bin/sh"]

ENV JAVA_HOME=/opt/java/openjdk

ENV PATH=/opt/java/openjdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

ENV LANG=en_US.UTF-8 LANGUAGE=en_US:en LC_ALL=en_US.UTF-8

RUN /bin/sh -c set -eux; apk add --no-cache fontconfig ttf-dejavu ca-certificates p11-kit-trust musl-locales musl-locales-lang tzdata coreutils openssl ; rm -rf /var/cache/apk/* # buildkit

ENV JAVA_VERSION=jdk-25.0.3+9

RUN /bin/sh -c set -eux; ARCH="$(apk --print-arch)"; case "${ARCH}" in aarch64) ESUM='48aa0908d9f4d501c1070ebbc8a4da93ca1f066c41ff2e34a22a34dd3ca2dac1'; BINARY_URL='https://github.com/adoptium/temurin25-binaries/releases/download/jdk-25.0.3%2B9/OpenJDK25U-jre_aarch64_alpine-linux_hotspot_25.0.3_9.tar.gz'; ;; x86_64) ESUM='ad202c8f8b216800ed0d6581130f92e5680b685ba394ba38e62e7605c3fd9494'; BINARY_URL='https://github.com/adoptium/temurin25-binaries/releases/download/jdk-25.0.3%2B9/OpenJDK25U-jre_x64_alpine-linux_hotspot_25.0.3_9.tar.gz'; ;; *) echo "Unsupported arch: ${ARCH}"; exit 1; ;; esac; apk add --no-cache --virtual .fetch-deps gnupg; wget -O /tmp/openjdk.tar.gz ${BINARY_URL}; wget -O /tmp/openjdk.tar.gz.sig ${BINARY_URL}.sig; export GNUPGHOME="$(mktemp -d)"; gpg --batch --keyserver keyserver.ubuntu.com --recv-keys 3B04D753C9050D9A5D343F39843C48A565F8F04B; gpg --batch --verify /tmp/openjdk.tar.gz.sig /tmp/openjdk.tar.gz; rm -rf "${GNUPGHOME}" /tmp/openjdk.tar.gz.sig; echo "${ESUM} */tmp/openjdk.tar.gz" | sha256sum -c -; mkdir -p "$JAVA_HOME"; tar --extract --file /tmp/openjdk.tar.gz --directory "$JAVA_HOME" --strip-components 1 --no-same-owner ; rm -f /tmp/openjdk.tar.gz; apk del --no-network .fetch-deps; # buildkit

RUN /bin/sh -c set -eux; echo "Verifying install ..."; echo "java --version"; java --version; echo "Complete." # buildkit

COPY --chmod=755 entrypoint.sh /__cacert_entrypoint.sh # buildkit

ENTRYPOINT ["/__cacert_entrypoint.sh"]

RUN /bin/sh -c apk -U upgrade --no-cache && apk add --no-cache curl # buildkit

RUN /bin/sh -c addgroup -S spring && adduser -S -D -H -h /app -s /sbin/nologin -G spring spring # buildkit

WORKDIR /app

COPY --chown=spring:spring /src/extracted/dependencies/ ./ # buildkit

COPY --chown=spring:spring /src/extracted/snapshot-dependencies/ ./ # buildkit

COPY --chown=spring:spring /src/extracted/application/ ./ # buildkit

USER spring

EXPOSE [8080/tcp]

HEALTHCHECK {Test:[CMD-SHELL curl -fsS http://localhost:8080/actuator/health || exit 1] Interval:30s Timeout:3s StartPeriod:40s StartInterval:0s Retries:3}

ARG GIT_SHA=1388f8d59ecf05e478ebe9ba3a9a70bca9129c42

LABEL org.opencontainers.image.title=platform-example org.opencontainers.image.source=https://git.thebennett.net/austin/platform org.opencontainers.image.revision=1388f8d59ecf05e478ebe9ba3a9a70bca9129c42

ENTRYPOINT ["java" "-XX:MaxRAMPercentage=75.0" "-jar" "app.jar"]

Key	Value
org.opencontainers.image.revision	1388f8d59ecf05e478ebe9ba3a9a70bca9129c42
org.opencontainers.image.source	https://git.thebennett.net/austin/platform
org.opencontainers.image.title	platform-example