watt-stream (sha256:0fa7cc377750b74185e73c8ee1d92a89c0c1ce085abdbfeb3b360846be2cd22e)

Published 2026-07-29 12:44:19 +00:00 by greg

Pull the image from the command line:

docker pull forgejo.planet-express.dev/greg/watt-stream@sha256:0fa7cc377750b74185e73c8ee1d92a89c0c1ce085abdbfeb3b360846be2cd22e

Digest

sha256:0fa7cc377750b74185e73c8ee1d92a89c0c1ce085abdbfeb3b360846be2cd22e

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

The Ubuntu container image maintained by Canonical Ubuntu is a Debian-based Linux operating system that runs from the desktop to the cloud, to all your internet connected things. It is the world's most popular operating system across public clouds and OpenStack clouds. It is the number one platform for containers; from Docker to Kubernetes to LXD, Ubuntu can run your containers at scale. Fast, secure and simple, Ubuntu powers millions of PCs worldwide.

umoci raw add-layer --image /home/buildd/rockcraft-ubuntu-9cbff345d050d8210022046bb567023a/images/ubuntu:rockcraft-base /home/buildd/rockcraft-ubuntu-9cbff345d050d8210022046bb567023a/images/.temp_layer.8989.tar --tag 26.04

umoci config --image /home/buildd/rockcraft-ubuntu-9cbff345d050d8210022046bb567023a/images/ubuntu:26.04 --clear=config.entrypoint --clear=config.cmd

umoci config --image /home/buildd/rockcraft-ubuntu-9cbff345d050d8210022046bb567023a/images/ubuntu:26.04 --clear=config.cmd --config.cmd /bin/bash

umoci config --image /home/buildd/rockcraft-ubuntu-9cbff345d050d8210022046bb567023a/images/ubuntu:26.04 --config.env PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

umoci config --image /home/buildd/rockcraft-ubuntu-9cbff345d050d8210022046bb567023a/images/ubuntu:26.04 --clear=config.labels --config.label org.opencontainers.image.version=26.04 --config.label org.opencontainers.image.title=ubuntu --config.label org.opencontainers.image.created=2026-07-13T16:06:30.499069+00:00 --config.label org.opencontainers.image.description=The Ubuntu container image maintained by Canonical Ubuntu is a Debian-based Linux operating system that runs from the desktop to the cloud, to all your internet connected things. It is the world's most popular operating system across public clouds and OpenStack clouds. It is the number one platform for containers; from Docker to Kubernetes to LXD, Ubuntu can run your containers at scale. Fast, secure and simple, Ubuntu powers millions of PCs worldwide.

umoci config --image /home/buildd/rockcraft-ubuntu-9cbff345d050d8210022046bb567023a/images/ubuntu:26.04 --clear=manifest.annotations --manifest.annotation org.opencontainers.image.version=26.04 --manifest.annotation org.opencontainers.image.title=ubuntu --manifest.annotation org.opencontainers.image.created=2026-07-13T16:06:30.499069+00:00 --manifest.annotation org.opencontainers.image.description=The Ubuntu container image maintained by Canonical Ubuntu is a Debian-based Linux operating system that runs from the desktop to the cloud, to all your internet connected things. It is the world's most popular operating system across public clouds and OpenStack clouds. It is the number one platform for containers; from Docker to Kubernetes to LXD, Ubuntu can run your containers at scale. Fast, secure and simple, Ubuntu powers millions of PCs worldwide.

umoci raw add-layer --image /home/buildd/rockcraft-ubuntu-9cbff345d050d8210022046bb567023a/images/ubuntu:26.04 /home/buildd/rockcraft-ubuntu-9cbff345d050d8210022046bb567023a/images/.temp_layer.control_data.8989.tar

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; apt-get update; DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends curl wget gnupg fontconfig ca-certificates p11-kit tzdata locales ; echo "en_US.UTF-8 UTF-8" >> /etc/locale.gen; locale-gen en_US.UTF-8; rm -rf /var/lib/apt/lists/* # buildkit

ENV JAVA_VERSION=jdk-21.0.11+10

RUN /bin/sh -c set -eux; ARCH="$(dpkg --print-architecture)"; case "${ARCH}" in amd64) ESUM='e5038aae3ca9ff670bc696496b0728dbd23d280026bad30291cb919221ecfdcb'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jre_x64_linux_hotspot_21.0.11_10.tar.gz'; ;; arm64) ESUM='fa23d9d9945053e67bcc7638410eabf1e17a7672c7c95a24f70cd08b8407d36e'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jre_aarch64_linux_hotspot_21.0.11_10.tar.gz'; ;; ppc64el) ESUM='fefb53c4bd687e7a91a9a9809ec80e0862e829cd20513839ad1a9988ddc89482'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jre_ppc64le_linux_hotspot_21.0.11_10.tar.gz'; ;; riscv64) ESUM='f3d8843c5a1b77ded3353e0df85d803d84b9faa5ece20673564e7c47fc4591d9'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jre_riscv64_linux_hotspot_21.0.11_10.tar.gz'; ;; s390x) ESUM='45736e9e14d52619133900a077b4f72d1ebee0fd0bb053da0bca9dce9fc4d916'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jre_s390x_linux_hotspot_21.0.11_10.tar.gz'; ;; *) echo "Unsupported arch: ${ARCH}"; exit 1; ;; esac; wget --progress=dot:giga -O /tmp/openjdk.tar.gz ${BINARY_URL}; wget --progress=dot:giga -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; find "$JAVA_HOME/lib" -name '*.so' -exec dirname '{}' ';' | sort -u > /etc/ld.so.conf.d/docker-openjdk.conf; ldconfig; java -Xshare:dump; # 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 useradd --create-home --shell /usr/sbin/nologin appuser # buildkit

USER appuser

WORKDIR /app

COPY /build/target/watt-stream-*.jar app.jar # buildkit

EXPOSE [8080/tcp]

ENTRYPOINT ["java" "-jar" "app.jar"]

Key	Value
org.opencontainers.image.created	2026-07-13T16:06:30.499069+00:00
org.opencontainers.image.description	The Ubuntu container image maintained by Canonical Ubuntu is a Debian-based Linux operating system that runs from the desktop to the cloud, to all your internet connected things. It is the world's most popular operating system across public clouds and OpenStack clouds. It is the number one platform for containers; from Docker to Kubernetes to LXD, Ubuntu can run your containers at scale. Fast, secure and simple, Ubuntu powers millions of PCs worldwide.
org.opencontainers.image.title	ubuntu
org.opencontainers.image.version	26.04