Namespace
library
Image / Taggradle:9.2.1-jdk21-alpine
Content Digestsha256:0db930c40f5808ac66c4db77abafd13f36fcfc38f6ab3bff3faf8046502f4945
Details
2025-11-17 19:59:00 UTC
346 MB
Environment
GRADLE_HOME/opt/gradle
GRADLE_VERSION9.2.1
JAVA_HOME/opt/java/openjdk
JAVA_VERSIONjdk-21.0.9+10
LANGen_US.UTF-8
LANGUAGEen_US:en
LC_ALLen_US.UTF-8
PATH/opt/java/openjdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
Layers
[#000] sha256:2d35ebdb57d9971fea0cac1582aa78935adf8058b2cc32db163c98822e5dfa1b - 1.05% (3.63 MB)
[#001] sha256:604c946e03558d5b63598812078583a7cacf7c19412e2c71732c6c7e972a09e0 - 5.81% (20.1 MB)
[#002] sha256:a34da1dc78644035d0dc76bd344bb33911551088d2c35e5eae20ee0883291ece - 43.54% (151 MB)
[#003] sha256:b6a3991c44d0e9016c97a7a16b122fc35778b7bf3abb694a7acabc5f8e6551c8 - 0.0% (129 Bytes)
[#004] sha256:d8cb030eff3c05fd59aaea4464781aa26b800aef5bdbe8b20be44289a6d4fde7 - 0.0% (2.23 KB)
[#005] sha256:c0c70b74c4f1a41de5c38a772d9cc946ee038e38a9ef41f9814b1944ddc03d73 - 0.0% (1010 Bytes)
[#006] sha256:4f4fb700ef54461cfa02571ae0db9a0dc1e0cdb5577484a6d75e68dc38e8acc1 - 0.0% (32 Bytes)
[#007] sha256:5f5290c958612052a507e05eea21b525516ada68c8b98472489160504c9c0d2a - 12.27% (42.5 MB)
[#008] sha256:8feb87770731d6ae898e0697222542f946c634d7b1d252cc772234e5ff4729fc - 37.32% (129 MB)
[#009] sha256:8220e5db1b64c9dfe5f27e8e49cff2b6756567ccc7958da1e8ce9d9beb676d74 - 0.02% (53.6 KB)
History
ADD alpine-minirootfs-3.22.2-x86_64.tar.gz / # buildkit
2025-10-08 11:04:56 UTC (buildkit.dockerfile.v0)CMD ["/bin/sh"]
2025-11-08 17:59:09 UTC (buildkit.dockerfile.v0)ENV JAVA_HOME=/opt/java/openjdk
2025-11-08 17:59:09 UTC (buildkit.dockerfile.v0)ENV PATH=/opt/java/openjdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
2025-11-08 17:59:09 UTC (buildkit.dockerfile.v0)ENV LANG=en_US.UTF-8 LANGUAGE=en_US:en LC_ALL=en_US.UTF-8
2025-11-08 17:59:09 UTC (buildkit.dockerfile.v0)RUN /bin/sh -c set -eux; apk add --no-cache fontconfig ttf-dejavu gnupg ca-certificates p11-kit-trust musl-locales musl-locales-lang binutils tzdata coreutils openssl ; rm -rf /var/cache/apk/* # buildkit
2025-11-08 17:59:09 UTC (buildkit.dockerfile.v0)ENV JAVA_VERSION=jdk-21.0.9+10
2025-11-08 17:59:14 UTC (buildkit.dockerfile.v0)RUN /bin/sh -c set -eux; ARCH="$(apk --print-arch)"; case "${ARCH}" in aarch64) ESUM='6d3c2b956d6b837bfdc992e58488fb16c96e5852820e9feaa42a8672bbca9c7b'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.9%2B10/OpenJDK21U-jdk_aarch64_alpine-linux_hotspot_21.0.9_10.tar.gz'; ;; x86_64) ESUM='52e30d3157432e87ee464b656f776f0a22946f1f3182eea779258284bc6f55da'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.9%2B10/OpenJDK21U-jdk_x64_alpine-linux_hotspot_21.0.9_10.tar.gz'; ;; *) echo "Unsupported arch: ${ARCH}"; exit 1; ;; esac; 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 ${JAVA_HOME}/lib/src.zip; # buildkit
2025-11-08 17:59:16 UTC (buildkit.dockerfile.v0)RUN /bin/sh -c set -eux; echo "Verifying install ..."; fileEncoding="$(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
2025-11-08 17:59:16 UTC (buildkit.dockerfile.v0)COPY --chmod=755 entrypoint.sh /__cacert_entrypoint.sh # buildkit
2025-11-08 17:59:16 UTC (buildkit.dockerfile.v0)ENTRYPOINT ["/__cacert_entrypoint.sh"]
2025-11-08 17:59:16 UTC (buildkit.dockerfile.v0)CMD ["jshell"]
2025-11-17 19:58:56 UTC (buildkit.dockerfile.v0)CMD ["gradle"]
2025-11-17 19:58:56 UTC (buildkit.dockerfile.v0)ENV GRADLE_HOME=/opt/gradle
2025-11-17 19:58:56 UTC (buildkit.dockerfile.v0)RUN /bin/sh -c set -o errexit -o nounset && echo "Adding gradle user and group" && addgroup --system --gid 1000 gradle && adduser --system --ingroup gradle --uid 1000 --shell /bin/ash gradle && mkdir /home/gradle/.gradle && chown -R gradle:gradle /home/gradle && chmod -R o+rwx /home/gradle && echo "Symlinking root Gradle cache to gradle Gradle cache" && ln -s /home/gradle/.gradle /root/.gradle # buildkit
2025-11-17 19:58:56 UTC (buildkit.dockerfile.v0)VOLUME [/home/gradle/.gradle]
2025-11-17 19:58:56 UTC (buildkit.dockerfile.v0)WORKDIR /home/gradle
2025-11-17 19:58:58 UTC (buildkit.dockerfile.v0)RUN /bin/sh -c set -o errexit -o nounset && apk add --no-cache make curl wget tar breezy py3-tzlocal git git-lfs mercurial subversion && 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 git && which git-lfs && which hg && which svn # buildkit
2025-11-17 19:58:58 UTC (buildkit.dockerfile.v0)ENV GRADLE_VERSION=9.2.1
2025-11-17 19:58:58 UTC (buildkit.dockerfile.v0)ARG GRADLE_DOWNLOAD_SHA256=72f44c9f8ebcb1af43838f45ee5c4aa9c5444898b3468ab3f4af7b6076c5bc3f
2025-11-17 19:58:59 UTC (buildkit.dockerfile.v0)RUN |1 GRADLE_DOWNLOAD_SHA256=72f44c9f8ebcb1af43838f45ee5c4aa9c5444898b3468ab3f4af7b6076c5bc3f /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 "${GRADLE_DOWNLOAD_SHA256} *gradle.zip" | sha256sum -c - && echo "Installing Gradle" && unzip gradle.zip && rm gradle.zip && mv "gradle-${GRADLE_VERSION}" "${GRADLE_HOME}/" && ln -s "${GRADLE_HOME}/bin/gradle" /usr/bin/gradle # buildkit
2025-11-17 19:58:59 UTC (buildkit.dockerfile.v0)USER gradle
2025-11-17 19:59:00 UTC (buildkit.dockerfile.v0)RUN |1 GRADLE_DOWNLOAD_SHA256=72f44c9f8ebcb1af43838f45ee5c4aa9c5444898b3468ab3f4af7b6076c5bc3f /bin/sh -c set -o errexit -o nounset && echo "Testing Gradle installation" && gradle --stacktrace --debug --version # buildkit
2025-11-17 19:59:00 UTC (buildkit.dockerfile.v0)USER root
Details
2025-11-17 19:58:10 UTC
344 MB
Environment
GRADLE_HOME/opt/gradle
GRADLE_VERSION9.2.1
JAVA_HOME/opt/java/openjdk
JAVA_VERSIONjdk-21.0.9+10
LANGen_US.UTF-8
LANGUAGEen_US:en
LC_ALLen_US.UTF-8
PATH/opt/java/openjdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
Layers
[#000] sha256:6b59a28fa20117e6048ad0616b8d8c901877ef15ff4c7f18db04e4f01f43bc39 - 1.15% (3.95 MB)
[#001] sha256:534675d10f4caa61d314d425f92d547712626251f89901c5d58eac317205e1c5 - 5.86% (20.2 MB)
[#002] sha256:7ac0dd9c7e27c9284c00f27ca9959b156926e12010ba8683e583ff6811916f12 - 43.24% (149 MB)
[#003] sha256:a9c7361609fe55d3eb9a77ca907ab0d5f394b754ecf497fbd624cd8fe359a6db - 0.0% (128 Bytes)
[#004] sha256:867c03b825a35a5db0249203ef051f7e12f2bc4c110f281f6de68072d3c55bab - 0.0% (2.23 KB)
[#005] sha256:285b00b11c0f87db8d4848e9fa0ba4532bdb972d9bd2ef99cd4424e59a47cb75 - 0.0% (1012 Bytes)
[#006] sha256:4f4fb700ef54461cfa02571ae0db9a0dc1e0cdb5577484a6d75e68dc38e8acc1 - 0.0% (32 Bytes)
[#007] sha256:f83cf600e72b1f25d4dd937f730b077ac05a0771d64a38040c6f3bc3ffdc3c8f - 12.2% (42 MB)
[#008] sha256:d41f2b803e67288f0155f2b8f66e122c34d2dc75067c2867303db1ac8f01cca6 - 37.54% (129 MB)
[#009] sha256:754cfb562cfe1f874b2d95c5d4e5dfb9861def8432ff5c1b053147c89016b44b - 0.02% (58.1 KB)
History
ADD alpine-minirootfs-3.22.2-aarch64.tar.gz / # buildkit
2025-10-08 11:04:56 UTC (buildkit.dockerfile.v0)CMD ["/bin/sh"]
2025-11-08 17:58:30 UTC (buildkit.dockerfile.v0)ENV JAVA_HOME=/opt/java/openjdk
2025-11-08 17:58:30 UTC (buildkit.dockerfile.v0)ENV PATH=/opt/java/openjdk/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
2025-11-08 17:58:30 UTC (buildkit.dockerfile.v0)ENV LANG=en_US.UTF-8 LANGUAGE=en_US:en LC_ALL=en_US.UTF-8
2025-11-08 17:58:30 UTC (buildkit.dockerfile.v0)RUN /bin/sh -c set -eux; apk add --no-cache fontconfig ttf-dejavu gnupg ca-certificates p11-kit-trust musl-locales musl-locales-lang binutils tzdata coreutils openssl ; rm -rf /var/cache/apk/* # buildkit
2025-11-08 17:58:30 UTC (buildkit.dockerfile.v0)ENV JAVA_VERSION=jdk-21.0.9+10
2025-11-08 17:58:37 UTC (buildkit.dockerfile.v0)RUN /bin/sh -c set -eux; ARCH="$(apk --print-arch)"; case "${ARCH}" in aarch64) ESUM='6d3c2b956d6b837bfdc992e58488fb16c96e5852820e9feaa42a8672bbca9c7b'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.9%2B10/OpenJDK21U-jdk_aarch64_alpine-linux_hotspot_21.0.9_10.tar.gz'; ;; x86_64) ESUM='52e30d3157432e87ee464b656f776f0a22946f1f3182eea779258284bc6f55da'; BINARY_URL='https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.9%2B10/OpenJDK21U-jdk_x64_alpine-linux_hotspot_21.0.9_10.tar.gz'; ;; *) echo "Unsupported arch: ${ARCH}"; exit 1; ;; esac; 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 ${JAVA_HOME}/lib/src.zip; # buildkit
2025-11-08 17:58:38 UTC (buildkit.dockerfile.v0)RUN /bin/sh -c set -eux; echo "Verifying install ..."; fileEncoding="$(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
2025-11-08 17:58:38 UTC (buildkit.dockerfile.v0)COPY --chmod=755 entrypoint.sh /__cacert_entrypoint.sh # buildkit
2025-11-08 17:58:38 UTC (buildkit.dockerfile.v0)ENTRYPOINT ["/__cacert_entrypoint.sh"]
2025-11-08 17:58:38 UTC (buildkit.dockerfile.v0)CMD ["jshell"]
2025-11-17 19:58:05 UTC (buildkit.dockerfile.v0)CMD ["gradle"]
2025-11-17 19:58:05 UTC (buildkit.dockerfile.v0)ENV GRADLE_HOME=/opt/gradle
2025-11-17 19:58:05 UTC (buildkit.dockerfile.v0)RUN /bin/sh -c set -o errexit -o nounset && echo "Adding gradle user and group" && addgroup --system --gid 1000 gradle && adduser --system --ingroup gradle --uid 1000 --shell /bin/ash gradle && mkdir /home/gradle/.gradle && chown -R gradle:gradle /home/gradle && chmod -R o+rwx /home/gradle && echo "Symlinking root Gradle cache to gradle Gradle cache" && ln -s /home/gradle/.gradle /root/.gradle # buildkit
2025-11-17 19:58:05 UTC (buildkit.dockerfile.v0)VOLUME [/home/gradle/.gradle]
2025-11-17 19:58:05 UTC (buildkit.dockerfile.v0)WORKDIR /home/gradle
2025-11-17 19:58:07 UTC (buildkit.dockerfile.v0)RUN /bin/sh -c set -o errexit -o nounset && apk add --no-cache make curl wget tar breezy py3-tzlocal git git-lfs mercurial subversion && 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 git && which git-lfs && which hg && which svn # buildkit
2025-11-17 19:58:07 UTC (buildkit.dockerfile.v0)ENV GRADLE_VERSION=9.2.1
2025-11-17 19:58:07 UTC (buildkit.dockerfile.v0)ARG GRADLE_DOWNLOAD_SHA256=72f44c9f8ebcb1af43838f45ee5c4aa9c5444898b3468ab3f4af7b6076c5bc3f
2025-11-17 19:58:09 UTC (buildkit.dockerfile.v0)RUN |1 GRADLE_DOWNLOAD_SHA256=72f44c9f8ebcb1af43838f45ee5c4aa9c5444898b3468ab3f4af7b6076c5bc3f /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 "${GRADLE_DOWNLOAD_SHA256} *gradle.zip" | sha256sum -c - && echo "Installing Gradle" && unzip gradle.zip && rm gradle.zip && mv "gradle-${GRADLE_VERSION}" "${GRADLE_HOME}/" && ln -s "${GRADLE_HOME}/bin/gradle" /usr/bin/gradle # buildkit
2025-11-17 19:58:09 UTC (buildkit.dockerfile.v0)USER gradle
2025-11-17 19:58:10 UTC (buildkit.dockerfile.v0)RUN |1 GRADLE_DOWNLOAD_SHA256=72f44c9f8ebcb1af43838f45ee5c4aa9c5444898b3468ab3f4af7b6076c5bc3f /bin/sh -c set -o errexit -o nounset && echo "Testing Gradle installation" && gradle --stacktrace --debug --version # buildkit
2025-11-17 19:58:10 UTC (buildkit.dockerfile.v0)USER root
Delete Tag
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For example when you have latest and v1.2.3 both pointing to the same image
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