library
    gradle
    9-jdk21-resolute
Namespace
library
Image / Tag
gradle:9-jdk21-resolute
Content Digest
sha256:0e7bf60670121777c3366f97e33f5fc26298c31118e38b88043f1d6a7a7f8a74
Details
Created

2026-08-18 20:14:38 UTC

Size

423 MB

Content Digest
Labels
  • org.opencontainers.image.created
    2026-08-17T09:02:45.677319+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
Environment
GRADLE_HOME

/opt/gradle

GRADLE_VERSION

9.7.0

JAVA_HOME

/opt/java/openjdk

JAVA_VERSION

jdk-21.0.11+10

LANG

en_US.UTF-8

LANGUAGE

en_US:en

LC_ALL

en_US.UTF-8

PATH

/opt/java/openjdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

Layers

[#000] sha256:06e9d71331fb2b620a4f6c8064e0f84b284bb69a42c7c57b1c962bd4a4cdee76 - 9.36% (39.6 MB)

[#001] sha256:f3db1cd940786339b09d8a60e47c66fea9502d788e6fab5bec91a4a77d4ced1c - 0.0% (393 Bytes)

[#002] sha256:ae98afc6ba03bacdd5b91a36b25a8c766a76f6a5ca24dfea331de2646a336270 - 5.41% (22.9 MB)

[#003] sha256:1dd50f28ee46fdc567d53c8f0e9acc5453e5c79a78af50fffb908713271ca86d - 35.62% (151 MB)

[#004] sha256:c76219ff7f28e659efd2ec615140d7bfbe8e538de82d8d577d23b0d39f14fd67 - 0.0% (156 Bytes)

[#005] sha256:cc179075757fd598785636c90087933a1a69e8836dd00350e24376ff59d5bba2 - 0.0% (2.23 KB)

[#006] sha256:4caa69c96f1c1ae92f4e7b4fc3ea818f41ae9f16ca174862b4891bbf10c6f57d - 0.0% (1.26 KB)

[#007] sha256:4f4fb700ef54461cfa02571ae0db9a0dc1e0cdb5577484a6d75e68dc38e8acc1 - 0.0% (32 Bytes)

[#008] sha256:530e8ed049b08a6390f1a06eca713f2148a34230eb23159c2fab4c456fc6668a - 15.76% (66.7 MB)

[#009] sha256:eb6dd590c4fba45cb6b3f95278924c97069d0edfb6ce8b1ee11aced9389f5c7c - 33.83% (143 MB)

[#010] sha256:0622e3aaa90d9aa5e452198888bff3e8c8182913e9bb37fa1baabce5c755d89b - 0.01% (25 KB)

History
2026-08-17 09:02:45 UTC

umoci raw add-layer --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/ubuntu:rockcraft-base /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/.temp_layer.9259.tar --tag 26.04

2026-08-17 09:02:45 UTC (Set entrypoint)

umoci config --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/ubuntu:26.04 --clear=config.entrypoint --clear=config.cmd

2026-08-17 09:02:45 UTC (Set default commands)

umoci config --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/ubuntu:26.04 --clear=config.cmd --config.cmd /bin/bash

2026-08-17 09:02:45 UTC (Set default PATH for bare-based rock)

umoci config --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/ubuntu:26.04 --config.env PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

2026-08-17 09:02:45 UTC (Set labels)

umoci config --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/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=2026-08-17T09:02:45.677319+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.

2026-08-17 09:02:45 UTC (Set annotations)

umoci config --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/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=2026-08-17T09:02:45.677319+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.

2026-08-17 09:02:45 UTC (Add rock control metadata)

umoci raw add-layer --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/ubuntu:26.04 /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/.temp_layer.control_data.9259.tar

2026-08-18 19:16:05 UTC (buildkit.dockerfile.v0)

ENV JAVA_HOME=/opt/java/openjdk

2026-08-18 19:16:05 UTC (buildkit.dockerfile.v0)

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

2026-08-18 19:16:05 UTC (buildkit.dockerfile.v0)

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

2026-08-18 19:16:05 UTC (buildkit.dockerfile.v0)

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 binutils 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

2026-08-18 19:16:05 UTC (buildkit.dockerfile.v0)

ENV JAVA_VERSION=jdk-21.0.11+10

2026-08-18 19:16:10 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -eux; ARCH="$(dpkg --print-architecture)"; case "${ARCH}" in amd64) ESUM='4b2220e232a97997b436ca6ab15cbf70171ecff52958a46159dfa5a8c44ca4de'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_x64_linux_hotspot_21.0.11_10.tar.gz'; ;; arm64) ESUM='8d498ec88e1c1989fab95c6784240ab92d011e29c54d20a3f9c324b13476f9ad'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_aarch64_linux_hotspot_21.0.11_10.tar.gz'; ;; ppc64el) ESUM='3d043ae96d2343962bf2307d8c55f19849fbfa4c6be9fe164a77d79263f0d989'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_ppc64le_linux_hotspot_21.0.11_10.tar.gz'; ;; riscv64) ESUM='40c6862e6aff63fe9a03856ba0506531b516a17bdb5018464e9006ea7f0f5fe4'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_riscv64_linux_hotspot_21.0.11_10.tar.gz'; ;; s390x) ESUM='14dbe3cb226e64b945a36bea32686e8deec746504fe3ccee8de585c54af41ffd'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_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 ${JAVA_HOME}/lib/src.zip; find "$JAVA_HOME/lib" -name '*.so' -exec dirname '{}' ';' | sort -u > /etc/ld.so.conf.d/docker-openjdk.conf; ldconfig; java -Xshare:dump; # buildkit

2026-08-18 19:16:11 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -eux; echo "Verifying install ..."; fileEncoding="$(echo 'System.out.println(System.getProperty("file.encoding"))' | jshell -s -)"; [ "$fileEncoding" = 'UTF-8' ]; rm -rf ~/.java; echo "javac --version"; javac --version; echo "java --version"; java --version; echo "Complete." # buildkit

2026-08-18 19:16:11 UTC (buildkit.dockerfile.v0)

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

2026-08-18 19:16:11 UTC (buildkit.dockerfile.v0)

ENTRYPOINT ["/__cacert_entrypoint.sh"]

2026-08-18 19:16:11 UTC (buildkit.dockerfile.v0)

CMD ["jshell"]

2026-08-18 20:14:22 UTC (buildkit.dockerfile.v0)

CMD ["gradle"]

2026-08-18 20:14:22 UTC (buildkit.dockerfile.v0)

ENV GRADLE_HOME=/opt/gradle

2026-08-18 20:14:22 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -o errexit -o nounset && echo "Renaming ubuntu user and group to gradle" && groupmod --new-name gradle ubuntu && mkdir /home/gradle && usermod --login gradle --home /home/gradle --groups gradle ubuntu && chown gradle /home/gradle && mkdir /home/gradle/.gradle && chown --recursive gradle:gradle /home/gradle && chmod --recursive o+rwx /home/gradle && echo "Symlinking root Gradle cache to gradle Gradle cache" && ln --symbolic /home/gradle/.gradle /root/.gradle # buildkit

2026-08-18 20:14:22 UTC (buildkit.dockerfile.v0)

VOLUME [/home/gradle/.gradle]

2026-08-18 20:14:22 UTC (buildkit.dockerfile.v0)

WORKDIR /home/gradle

2026-08-18 20:14:35 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -o errexit -o nounset && apt-get update && apt-get install --yes --no-install-recommends make curl wget tar unzip brz git git-lfs mercurial openssh-client subversion && rm --recursive --force /var/lib/apt/lists/* && echo "Testing common utilities" && which awk && which curl && which cut && which grep && which gunzip && which sha256sum && which sed && which tar && which tr && which unzip && which wget && echo "Testing VCSes" && which brz && which git && which git-lfs && which hg && which svn # buildkit

2026-08-18 20:14:35 UTC (buildkit.dockerfile.v0)

ENV GRADLE_VERSION=9.7.0

2026-08-18 20:14:35 UTC (buildkit.dockerfile.v0)

ARG GRADLE_DOWNLOAD_SHA256=84fbba45c7f4c64abc77460e1c00f541e9f960e3c7ed2538f1ede19eacd873ae

2026-08-18 20:14:37 UTC (buildkit.dockerfile.v0)

RUN |1 GRADLE_DOWNLOAD_SHA256=84fbba45c7f4c64abc77460e1c00f541e9f960e3c7ed2538f1ede19eacd873ae /bin/sh -c set -o errexit -o nounset && echo "Downloading Gradle" && wget --no-verbose --output-document=gradle.zip "https://services.gradle.org/distributions/gradle-${GRADLE_VERSION}-bin.zip" && echo "Checking Gradle download hash" && echo "${GRADLE_DOWNLOAD_SHA256} *gradle.zip" | sha256sum --check - && echo "Installing Gradle" && unzip gradle.zip && rm gradle.zip && mv "gradle-${GRADLE_VERSION}" "${GRADLE_HOME}/" && ln --symbolic "${GRADLE_HOME}/bin/gradle" /usr/bin/gradle # buildkit

2026-08-18 20:14:37 UTC (buildkit.dockerfile.v0)

USER gradle

2026-08-18 20:14:38 UTC (buildkit.dockerfile.v0)

RUN |1 GRADLE_DOWNLOAD_SHA256=84fbba45c7f4c64abc77460e1c00f541e9f960e3c7ed2538f1ede19eacd873ae /bin/sh -c set -o errexit -o nounset && echo "Testing Gradle installation" && gradle --stacktrace --debug --version # buildkit

2026-08-18 20:14:38 UTC (buildkit.dockerfile.v0)

USER root

Details
Created

2026-08-18 20:15:30 UTC

Size

420 MB

Content Digest
Labels
  • org.opencontainers.image.created
    2026-08-17T09:04:34.463771+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
Environment
GRADLE_HOME

/opt/gradle

GRADLE_VERSION

9.7.0

JAVA_HOME

/opt/java/openjdk

JAVA_VERSION

jdk-21.0.11+10

LANG

en_US.UTF-8

LANGUAGE

en_US:en

LC_ALL

en_US.UTF-8

PATH

/opt/java/openjdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

Layers

[#000] sha256:ed8299a102e92f64acbfa58a37767418df099675d441bc4b89ab8f7f17795b6f - 9.24% (38.8 MB)

[#001] sha256:50914c2b24a11b34d9332dbbf527f85d394298a976d84cf1e3a7b1e16205d29e - 0.0% (393 Bytes)

[#002] sha256:5013db8b3f8307d4b23d267f005b1b4a1111da14a58334c9f21ede93b6c5f76e - 5.43% (22.8 MB)

[#003] sha256:91361fa8b6be45aca8e0b069c714a763d6b5e7314c4a3a2bdd4c2625cdc8c5c6 - 35.53% (149 MB)

[#004] sha256:f4ec9d368b7ca632e0e607dbaf6972ee13a41a4e2360b99efd36cefdf42d4563 - 0.0% (159 Bytes)

[#005] sha256:2c1bb5ee3c5dc162cfb77ca50848f4f03fa2af0fa5c9474c19ef78c419ce0390 - 0.0% (2.23 KB)

[#006] sha256:348f695c07c81c4fe04ebca38b56fe540d0e5784a54e77664c672bbdbffb8a5a - 0.0% (1.26 KB)

[#007] sha256:4f4fb700ef54461cfa02571ae0db9a0dc1e0cdb5577484a6d75e68dc38e8acc1 - 0.0% (32 Bytes)

[#008] sha256:e87a0e2ea60f4afcb1033b0e0260a43476abc70f47583e8cfbe3d56a1bab6713 - 15.68% (65.9 MB)

[#009] sha256:4975f0d93d70cf287bc4940bd95a783313a46f17b89dbf228689805cfc9cb726 - 34.11% (143 MB)

[#010] sha256:81d7137583122043ffbd49450da93fb00706a02a87de893254f70d1e991ec8b9 - 0.01% (28.7 KB)

History
2026-08-17 09:04:34 UTC

umoci raw add-layer --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/ubuntu:rockcraft-base /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/.temp_layer.9276.tar --tag 26.04

2026-08-17 09:04:34 UTC (Set entrypoint)

umoci config --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/ubuntu:26.04 --clear=config.entrypoint --clear=config.cmd

2026-08-17 09:04:34 UTC (Set default commands)

umoci config --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/ubuntu:26.04 --clear=config.cmd --config.cmd /bin/bash

2026-08-17 09:04:34 UTC (Set default PATH for bare-based rock)

umoci config --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/ubuntu:26.04 --config.env PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

2026-08-17 09:04:34 UTC (Set labels)

umoci config --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/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=2026-08-17T09:04:34.463771+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.

2026-08-17 09:04:34 UTC (Set annotations)

umoci config --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/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=2026-08-17T09:04:34.463771+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.

2026-08-17 09:04:34 UTC (Add rock control metadata)

umoci raw add-layer --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/ubuntu:26.04 /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/.temp_layer.control_data.9276.tar

2026-08-18 19:16:07 UTC (buildkit.dockerfile.v0)

ENV JAVA_HOME=/opt/java/openjdk

2026-08-18 19:16:07 UTC (buildkit.dockerfile.v0)

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

2026-08-18 19:16:07 UTC (buildkit.dockerfile.v0)

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

2026-08-18 19:16:07 UTC (buildkit.dockerfile.v0)

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 binutils 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

2026-08-18 19:16:07 UTC (buildkit.dockerfile.v0)

ENV JAVA_VERSION=jdk-21.0.11+10

2026-08-18 19:16:14 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -eux; ARCH="$(dpkg --print-architecture)"; case "${ARCH}" in amd64) ESUM='4b2220e232a97997b436ca6ab15cbf70171ecff52958a46159dfa5a8c44ca4de'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_x64_linux_hotspot_21.0.11_10.tar.gz'; ;; arm64) ESUM='8d498ec88e1c1989fab95c6784240ab92d011e29c54d20a3f9c324b13476f9ad'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_aarch64_linux_hotspot_21.0.11_10.tar.gz'; ;; ppc64el) ESUM='3d043ae96d2343962bf2307d8c55f19849fbfa4c6be9fe164a77d79263f0d989'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_ppc64le_linux_hotspot_21.0.11_10.tar.gz'; ;; riscv64) ESUM='40c6862e6aff63fe9a03856ba0506531b516a17bdb5018464e9006ea7f0f5fe4'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_riscv64_linux_hotspot_21.0.11_10.tar.gz'; ;; s390x) ESUM='14dbe3cb226e64b945a36bea32686e8deec746504fe3ccee8de585c54af41ffd'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_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 ${JAVA_HOME}/lib/src.zip; find "$JAVA_HOME/lib" -name '*.so' -exec dirname '{}' ';' | sort -u > /etc/ld.so.conf.d/docker-openjdk.conf; ldconfig; java -Xshare:dump; # buildkit

2026-08-18 19:16:16 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -eux; echo "Verifying install ..."; fileEncoding="$(echo 'System.out.println(System.getProperty("file.encoding"))' | jshell -s -)"; [ "$fileEncoding" = 'UTF-8' ]; rm -rf ~/.java; echo "javac --version"; javac --version; echo "java --version"; java --version; echo "Complete." # buildkit

2026-08-18 19:16:16 UTC (buildkit.dockerfile.v0)

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

2026-08-18 19:16:16 UTC (buildkit.dockerfile.v0)

ENTRYPOINT ["/__cacert_entrypoint.sh"]

2026-08-18 19:16:16 UTC (buildkit.dockerfile.v0)

CMD ["jshell"]

2026-08-18 20:15:10 UTC (buildkit.dockerfile.v0)

CMD ["gradle"]

2026-08-18 20:15:10 UTC (buildkit.dockerfile.v0)

ENV GRADLE_HOME=/opt/gradle

2026-08-18 20:15:10 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -o errexit -o nounset && echo "Renaming ubuntu user and group to gradle" && groupmod --new-name gradle ubuntu && mkdir /home/gradle && usermod --login gradle --home /home/gradle --groups gradle ubuntu && chown gradle /home/gradle && mkdir /home/gradle/.gradle && chown --recursive gradle:gradle /home/gradle && chmod --recursive o+rwx /home/gradle && echo "Symlinking root Gradle cache to gradle Gradle cache" && ln --symbolic /home/gradle/.gradle /root/.gradle # buildkit

2026-08-18 20:15:10 UTC (buildkit.dockerfile.v0)

VOLUME [/home/gradle/.gradle]

2026-08-18 20:15:10 UTC (buildkit.dockerfile.v0)

WORKDIR /home/gradle

2026-08-18 20:15:26 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -o errexit -o nounset && apt-get update && apt-get install --yes --no-install-recommends make curl wget tar unzip brz git git-lfs mercurial openssh-client subversion && rm --recursive --force /var/lib/apt/lists/* && echo "Testing common utilities" && which awk && which curl && which cut && which grep && which gunzip && which sha256sum && which sed && which tar && which tr && which unzip && which wget && echo "Testing VCSes" && which brz && which git && which git-lfs && which hg && which svn # buildkit

2026-08-18 20:15:26 UTC (buildkit.dockerfile.v0)

ENV GRADLE_VERSION=9.7.0

2026-08-18 20:15:26 UTC (buildkit.dockerfile.v0)

ARG GRADLE_DOWNLOAD_SHA256=84fbba45c7f4c64abc77460e1c00f541e9f960e3c7ed2538f1ede19eacd873ae

2026-08-18 20:15:29 UTC (buildkit.dockerfile.v0)

RUN |1 GRADLE_DOWNLOAD_SHA256=84fbba45c7f4c64abc77460e1c00f541e9f960e3c7ed2538f1ede19eacd873ae /bin/sh -c set -o errexit -o nounset && echo "Downloading Gradle" && wget --no-verbose --output-document=gradle.zip "https://services.gradle.org/distributions/gradle-${GRADLE_VERSION}-bin.zip" && echo "Checking Gradle download hash" && echo "${GRADLE_DOWNLOAD_SHA256} *gradle.zip" | sha256sum --check - && echo "Installing Gradle" && unzip gradle.zip && rm gradle.zip && mv "gradle-${GRADLE_VERSION}" "${GRADLE_HOME}/" && ln --symbolic "${GRADLE_HOME}/bin/gradle" /usr/bin/gradle # buildkit

2026-08-18 20:15:29 UTC (buildkit.dockerfile.v0)

USER gradle

2026-08-18 20:15:30 UTC (buildkit.dockerfile.v0)

RUN |1 GRADLE_DOWNLOAD_SHA256=84fbba45c7f4c64abc77460e1c00f541e9f960e3c7ed2538f1ede19eacd873ae /bin/sh -c set -o errexit -o nounset && echo "Testing Gradle installation" && gradle --stacktrace --debug --version # buildkit

2026-08-18 20:15:30 UTC (buildkit.dockerfile.v0)

USER root

Details
Created

2026-08-10 17:44:47 UTC

Size

446 MB

Content Digest
Labels
  • org.opencontainers.image.created
    2026-07-24T15:36:18.038301+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
Environment
GRADLE_HOME

/opt/gradle

GRADLE_VERSION

9.7.0

JAVA_HOME

/opt/java/openjdk

JAVA_VERSION

jdk-21.0.11+10

LANG

en_US.UTF-8

LANGUAGE

en_US:en

LC_ALL

en_US.UTF-8

PATH

/opt/java/openjdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

Layers

[#000] sha256:09db4e17b15bc005e878c30ddbcd47b57b0a0892ae62c37fb5f357cd52bd5ff0 - 10.01% (44.6 MB)

[#001] sha256:6ac91b4de129e076f83a2a38a587195ad1ed1429ac3a4024ec8e811945b699dd - 0.0% (392 Bytes)

[#002] sha256:56441f2460fc745e29d2e2f485f8abeb94c26d75c8c9183d6da8a572e72330e2 - 7.59% (33.9 MB)

[#003] sha256:d087765ab35eb6e887292d0985d84fc09bb41275ac74fa5a9e58283d671e176b - 33.87% (151 MB)

[#004] sha256:20033ebaa8033d29194b2cc1833bbb1d66774373cf29f00ffc6ae4f504ab8d70 - 0.0% (158 Bytes)

[#005] sha256:120d6c543a2a7c559d8cc126ad8826a4b68180038d4fdeac662f0d341452aab9 - 0.0% (2.23 KB)

[#006] sha256:c62d69c0c185de9dc730cbca7a10a6068d950494d82c706670079897bbad8be8 - 0.0% (1.25 KB)

[#007] sha256:4f4fb700ef54461cfa02571ae0db9a0dc1e0cdb5577484a6d75e68dc38e8acc1 - 0.0% (32 Bytes)

[#008] sha256:08384a1e9ece8a4839ab2e2d74e774d56a64f9a505402489febc02536a0fef33 - 16.4% (73.1 MB)

[#009] sha256:1b226ca225d9812554cf6a0b52d521f691d8e45e4e5855a7692db1abc2a55e89 - 32.13% (143 MB)

[#010] sha256:5d696981773203585488e2f8328e768d6564200fa6377c08be2d3b6cd121f05e - 0.0% (379 Bytes)

History
2026-07-24 15:36:17 UTC

umoci raw add-layer --image /home/buildd/rockcraft-ubuntu-cb40fbba9124333e0158d7876ea798fa/images/ubuntu:rockcraft-base /home/buildd/rockcraft-ubuntu-cb40fbba9124333e0158d7876ea798fa/images/.temp_layer.9150.tar --tag 26.04

2026-07-24 15:36:17 UTC (Set entrypoint)

umoci config --image /home/buildd/rockcraft-ubuntu-cb40fbba9124333e0158d7876ea798fa/images/ubuntu:26.04 --clear=config.entrypoint --clear=config.cmd

2026-07-24 15:36:17 UTC (Set default commands)

umoci config --image /home/buildd/rockcraft-ubuntu-cb40fbba9124333e0158d7876ea798fa/images/ubuntu:26.04 --clear=config.cmd --config.cmd /bin/bash

2026-07-24 15:36:18 UTC (Set default PATH for bare-based rock)

umoci config --image /home/buildd/rockcraft-ubuntu-cb40fbba9124333e0158d7876ea798fa/images/ubuntu:26.04 --config.env PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

2026-07-24 15:36:18 UTC (Set labels)

umoci config --image /home/buildd/rockcraft-ubuntu-cb40fbba9124333e0158d7876ea798fa/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=2026-07-24T15:36:18.038301+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.

2026-07-24 15:36:18 UTC (Set annotations)

umoci config --image /home/buildd/rockcraft-ubuntu-cb40fbba9124333e0158d7876ea798fa/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=2026-07-24T15:36:18.038301+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.

2026-07-24 15:36:18 UTC (Add rock control metadata)

umoci raw add-layer --image /home/buildd/rockcraft-ubuntu-cb40fbba9124333e0158d7876ea798fa/images/ubuntu:26.04 /home/buildd/rockcraft-ubuntu-cb40fbba9124333e0158d7876ea798fa/images/.temp_layer.control_data.9150.tar

2026-08-04 01:20:15 UTC (buildkit.dockerfile.v0)

ENV JAVA_HOME=/opt/java/openjdk

2026-08-04 01:20:15 UTC (buildkit.dockerfile.v0)

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

2026-08-04 01:20:15 UTC (buildkit.dockerfile.v0)

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

2026-08-04 01:20:15 UTC (buildkit.dockerfile.v0)

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 binutils 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

2026-08-04 01:20:15 UTC (buildkit.dockerfile.v0)

ENV JAVA_VERSION=jdk-21.0.11+10

2026-08-04 01:23:36 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -eux; ARCH="$(dpkg --print-architecture)"; case "${ARCH}" in amd64) ESUM='4b2220e232a97997b436ca6ab15cbf70171ecff52958a46159dfa5a8c44ca4de'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_x64_linux_hotspot_21.0.11_10.tar.gz'; ;; arm64) ESUM='8d498ec88e1c1989fab95c6784240ab92d011e29c54d20a3f9c324b13476f9ad'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_aarch64_linux_hotspot_21.0.11_10.tar.gz'; ;; ppc64el) ESUM='3d043ae96d2343962bf2307d8c55f19849fbfa4c6be9fe164a77d79263f0d989'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_ppc64le_linux_hotspot_21.0.11_10.tar.gz'; ;; riscv64) ESUM='40c6862e6aff63fe9a03856ba0506531b516a17bdb5018464e9006ea7f0f5fe4'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_riscv64_linux_hotspot_21.0.11_10.tar.gz'; ;; s390x) ESUM='14dbe3cb226e64b945a36bea32686e8deec746504fe3ccee8de585c54af41ffd'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_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 ${JAVA_HOME}/lib/src.zip; find "$JAVA_HOME/lib" -name '*.so' -exec dirname '{}' ';' | sort -u > /etc/ld.so.conf.d/docker-openjdk.conf; ldconfig; java -Xshare:dump; # buildkit

2026-08-04 01:23:39 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -eux; echo "Verifying install ..."; fileEncoding="$(echo 'System.out.println(System.getProperty("file.encoding"))' | jshell -s -)"; [ "$fileEncoding" = 'UTF-8' ]; rm -rf ~/.java; echo "javac --version"; javac --version; echo "java --version"; java --version; echo "Complete." # buildkit

2026-08-04 01:23:39 UTC (buildkit.dockerfile.v0)

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

2026-08-04 01:23:39 UTC (buildkit.dockerfile.v0)

ENTRYPOINT ["/__cacert_entrypoint.sh"]

2026-08-04 01:23:39 UTC (buildkit.dockerfile.v0)

CMD ["jshell"]

2026-08-04 03:12:54 UTC (buildkit.dockerfile.v0)

CMD ["gradle"]

2026-08-04 03:12:54 UTC (buildkit.dockerfile.v0)

ENV GRADLE_HOME=/opt/gradle

2026-08-04 03:12:54 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -o errexit -o nounset && echo "Renaming ubuntu user and group to gradle" && groupmod --new-name gradle ubuntu && mkdir /home/gradle && usermod --login gradle --home /home/gradle --groups gradle ubuntu && chown gradle /home/gradle && mkdir /home/gradle/.gradle && chown --recursive gradle:gradle /home/gradle && chmod --recursive o+rwx /home/gradle && echo "Symlinking root Gradle cache to gradle Gradle cache" && ln --symbolic /home/gradle/.gradle /root/.gradle # buildkit

2026-08-04 03:12:54 UTC (buildkit.dockerfile.v0)

VOLUME [/home/gradle/.gradle]

2026-08-04 03:12:54 UTC (buildkit.dockerfile.v0)

WORKDIR /home/gradle

2026-08-04 03:13:29 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -o errexit -o nounset && apt-get update && apt-get install --yes --no-install-recommends make curl wget tar unzip brz git git-lfs mercurial openssh-client subversion && rm --recursive --force /var/lib/apt/lists/* && echo "Testing common utilities" && which awk && which curl && which cut && which grep && which gunzip && which sha256sum && which sed && which tar && which tr && which unzip && which wget && echo "Testing VCSes" && which brz && which git && which git-lfs && which hg && which svn # buildkit

2026-08-04 03:13:29 UTC (buildkit.dockerfile.v0)

ENV GRADLE_VERSION=9.7.0

2026-08-04 03:13:29 UTC (buildkit.dockerfile.v0)

ARG GRADLE_DOWNLOAD_SHA256=84fbba45c7f4c64abc77460e1c00f541e9f960e3c7ed2538f1ede19eacd873ae

2026-08-10 17:44:45 UTC (buildkit.dockerfile.v0)

RUN |1 GRADLE_DOWNLOAD_SHA256=84fbba45c7f4c64abc77460e1c00f541e9f960e3c7ed2538f1ede19eacd873ae /bin/sh -c set -o errexit -o nounset && echo "Downloading Gradle" && wget --no-verbose --output-document=gradle.zip "https://services.gradle.org/distributions/gradle-${GRADLE_VERSION}-bin.zip" && echo "Checking Gradle download hash" && echo "${GRADLE_DOWNLOAD_SHA256} *gradle.zip" | sha256sum --check - && echo "Installing Gradle" && unzip gradle.zip && rm gradle.zip && mv "gradle-${GRADLE_VERSION}" "${GRADLE_HOME}/" && ln --symbolic "${GRADLE_HOME}/bin/gradle" /usr/bin/gradle # buildkit

2026-08-10 17:44:45 UTC (buildkit.dockerfile.v0)

USER gradle

2026-08-10 17:44:47 UTC (buildkit.dockerfile.v0)

RUN |1 GRADLE_DOWNLOAD_SHA256=84fbba45c7f4c64abc77460e1c00f541e9f960e3c7ed2538f1ede19eacd873ae /bin/sh -c set -o errexit -o nounset && echo "Testing Gradle installation" && gradle --stacktrace --debug --version # buildkit

2026-08-10 17:44:47 UTC (buildkit.dockerfile.v0)

USER root

Details
Created

2026-08-18 20:13:48 UTC

Size

413 MB

Content Digest
Labels
  • org.opencontainers.image.created
    2026-08-17T08:51:49.237511+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
Environment
GRADLE_HOME

/opt/gradle

GRADLE_VERSION

9.7.0

JAVA_HOME

/opt/java/openjdk

JAVA_VERSION

jdk-21.0.11+10

LANG

en_US.UTF-8

LANGUAGE

en_US:en

LC_ALL

en_US.UTF-8

PATH

/opt/java/openjdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

Layers

[#000] sha256:b1aa13925330270ece5314333db4d2d0539a9fa79fb104cd43d7595fe5aa69fc - 9.5% (39.2 MB)

[#001] sha256:6d201668f161ff89d301e6e21bd71b4f685b5539cc6d2cda9e1c09a9dd2d0d04 - 0.0% (389 Bytes)

[#002] sha256:a90b3dfd67643b900fd869f6f53f6cce712b577490ed913a76d7050a8190631a - 5.28% (21.8 MB)

[#003] sha256:b4aa32d022c42c843611f2232fa2fa2c03485174597311d4055f0a37ce07be1c - 34.05% (141 MB)

[#004] sha256:58c497b457c5f49c5120dc1187f049625a665af1d13ea938864610279194be4e - 0.0% (160 Bytes)

[#005] sha256:b5888d39a7e09a90a348eec471bea40ce4e7d76633d00c2dc3969a4626686063 - 0.0% (2.23 KB)

[#006] sha256:caa2ac3da2c0eb5e74ab9deef4f99e0a6215337ad8994a8cb2fd8595ce5d4406 - 0.0% (1.26 KB)

[#007] sha256:4f4fb700ef54461cfa02571ae0db9a0dc1e0cdb5577484a6d75e68dc38e8acc1 - 0.0% (32 Bytes)

[#008] sha256:a90a2d2b13760645cb78360120949895f314d239c34d0b8e20ffb1fa475aa711 - 16.47% (68 MB)

[#009] sha256:c487edba25bb345508bf087dfd24cc3256cb5242bd37ecc13bd3b74ae90b1d60 - 34.7% (143 MB)

[#010] sha256:349495bac886b19c2eaa6a0e88c5bde36cc8fccb3d4eeb1990cccdca008c9e63 - 0.0% (368 Bytes)

History
2026-08-17 08:51:48 UTC

umoci raw add-layer --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/ubuntu:rockcraft-base /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/.temp_layer.9176.tar --tag 26.04

2026-08-17 08:51:49 UTC (Set entrypoint)

umoci config --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/ubuntu:26.04 --clear=config.entrypoint --clear=config.cmd

2026-08-17 08:51:49 UTC (Set default commands)

umoci config --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/ubuntu:26.04 --clear=config.cmd --config.cmd /bin/bash

2026-08-17 08:51:49 UTC (Set default PATH for bare-based rock)

umoci config --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/ubuntu:26.04 --config.env PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin

2026-08-17 08:51:49 UTC (Set labels)

umoci config --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/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=2026-08-17T08:51:49.237511+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.

2026-08-17 08:51:49 UTC (Set annotations)

umoci config --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/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=2026-08-17T08:51:49.237511+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.

2026-08-17 08:51:49 UTC (Add rock control metadata)

umoci raw add-layer --image /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/ubuntu:26.04 /home/buildd/rockcraft-ubuntu-a6225d8d49f545f312e4b2d59bc5cd53/images/.temp_layer.control_data.9176.tar

2026-08-18 19:10:53 UTC (buildkit.dockerfile.v0)

ENV JAVA_HOME=/opt/java/openjdk

2026-08-18 19:10:53 UTC (buildkit.dockerfile.v0)

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

2026-08-18 19:10:53 UTC (buildkit.dockerfile.v0)

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

2026-08-18 19:10:53 UTC (buildkit.dockerfile.v0)

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 binutils 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

2026-08-18 19:10:53 UTC (buildkit.dockerfile.v0)

ENV JAVA_VERSION=jdk-21.0.11+10

2026-08-18 19:11:56 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -eux; ARCH="$(dpkg --print-architecture)"; case "${ARCH}" in amd64) ESUM='4b2220e232a97997b436ca6ab15cbf70171ecff52958a46159dfa5a8c44ca4de'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_x64_linux_hotspot_21.0.11_10.tar.gz'; ;; arm64) ESUM='8d498ec88e1c1989fab95c6784240ab92d011e29c54d20a3f9c324b13476f9ad'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_aarch64_linux_hotspot_21.0.11_10.tar.gz'; ;; ppc64el) ESUM='3d043ae96d2343962bf2307d8c55f19849fbfa4c6be9fe164a77d79263f0d989'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_ppc64le_linux_hotspot_21.0.11_10.tar.gz'; ;; riscv64) ESUM='40c6862e6aff63fe9a03856ba0506531b516a17bdb5018464e9006ea7f0f5fe4'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_riscv64_linux_hotspot_21.0.11_10.tar.gz'; ;; s390x) ESUM='14dbe3cb226e64b945a36bea32686e8deec746504fe3ccee8de585c54af41ffd'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.11%2B10/OpenJDK21U-jdk_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 ${JAVA_HOME}/lib/src.zip; find "$JAVA_HOME/lib" -name '*.so' -exec dirname '{}' ';' | sort -u > /etc/ld.so.conf.d/docker-openjdk.conf; ldconfig; java -Xshare:dump; # buildkit

2026-08-18 19:11:58 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -eux; echo "Verifying install ..."; fileEncoding="$(echo 'System.out.println(System.getProperty("file.encoding"))' | jshell -s -)"; [ "$fileEncoding" = 'UTF-8' ]; rm -rf ~/.java; echo "javac --version"; javac --version; echo "java --version"; java --version; echo "Complete." # buildkit

2026-08-18 19:11:58 UTC (buildkit.dockerfile.v0)

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

2026-08-18 19:11:58 UTC (buildkit.dockerfile.v0)

ENTRYPOINT ["/__cacert_entrypoint.sh"]

2026-08-18 19:11:58 UTC (buildkit.dockerfile.v0)

CMD ["jshell"]

2026-08-18 20:13:26 UTC (buildkit.dockerfile.v0)

CMD ["gradle"]

2026-08-18 20:13:26 UTC (buildkit.dockerfile.v0)

ENV GRADLE_HOME=/opt/gradle

2026-08-18 20:13:26 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -o errexit -o nounset && echo "Renaming ubuntu user and group to gradle" && groupmod --new-name gradle ubuntu && mkdir /home/gradle && usermod --login gradle --home /home/gradle --groups gradle ubuntu && chown gradle /home/gradle && mkdir /home/gradle/.gradle && chown --recursive gradle:gradle /home/gradle && chmod --recursive o+rwx /home/gradle && echo "Symlinking root Gradle cache to gradle Gradle cache" && ln --symbolic /home/gradle/.gradle /root/.gradle # buildkit

2026-08-18 20:13:26 UTC (buildkit.dockerfile.v0)

VOLUME [/home/gradle/.gradle]

2026-08-18 20:13:26 UTC (buildkit.dockerfile.v0)

WORKDIR /home/gradle

2026-08-18 20:13:43 UTC (buildkit.dockerfile.v0)

RUN /bin/sh -c set -o errexit -o nounset && apt-get update && apt-get install --yes --no-install-recommends make curl wget tar unzip brz git git-lfs mercurial openssh-client subversion && rm --recursive --force /var/lib/apt/lists/* && echo "Testing common utilities" && which awk && which curl && which cut && which grep && which gunzip && which sha256sum && which sed && which tar && which tr && which unzip && which wget && echo "Testing VCSes" && which brz && which git && which git-lfs && which hg && which svn # buildkit

2026-08-18 20:13:43 UTC (buildkit.dockerfile.v0)

ENV GRADLE_VERSION=9.7.0

2026-08-18 20:13:43 UTC (buildkit.dockerfile.v0)

ARG GRADLE_DOWNLOAD_SHA256=84fbba45c7f4c64abc77460e1c00f541e9f960e3c7ed2538f1ede19eacd873ae

2026-08-18 20:13:48 UTC (buildkit.dockerfile.v0)

RUN |1 GRADLE_DOWNLOAD_SHA256=84fbba45c7f4c64abc77460e1c00f541e9f960e3c7ed2538f1ede19eacd873ae /bin/sh -c set -o errexit -o nounset && echo "Downloading Gradle" && wget --no-verbose --output-document=gradle.zip "https://services.gradle.org/distributions/gradle-${GRADLE_VERSION}-bin.zip" && echo "Checking Gradle download hash" && echo "${GRADLE_DOWNLOAD_SHA256} *gradle.zip" | sha256sum --check - && echo "Installing Gradle" && unzip gradle.zip && rm gradle.zip && mv "gradle-${GRADLE_VERSION}" "${GRADLE_HOME}/" && ln --symbolic "${GRADLE_HOME}/bin/gradle" /usr/bin/gradle # buildkit

2026-08-18 20:13:48 UTC (buildkit.dockerfile.v0)

USER gradle

2026-08-18 20:13:48 UTC (buildkit.dockerfile.v0)

RUN |1 GRADLE_DOWNLOAD_SHA256=84fbba45c7f4c64abc77460e1c00f541e9f960e3c7ed2538f1ede19eacd873ae /bin/sh -c set -o errexit -o nounset && echo "Testing Gradle installation" && gradle --stacktrace --debug --version # buildkit

2026-08-18 20:13:48 UTC (buildkit.dockerfile.v0)

USER root

Danger Zone
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Please be careful as this will not just delete the reference but also the actual content!

For example when you have latest and v1.2.3 both pointing to the same image
the deletion of latest will also permanently remove v1.2.3.

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