54 lines
2.2 KiB
Docker
54 lines
2.2 KiB
Docker
FROM ubuntu:20.04
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ENV JAVA_HOME /opt/java/openjdk
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ENV PATH $JAVA_HOME/bin:$PATH
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# Default to UTF-8 file.encoding
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ENV LANG='en_US.UTF-8' LANGUAGE='en_US:en' LC_ALL='en_US.UTF-8'
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RUN apt-get update \
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&& DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends tzdata curl wget ca-certificates fontconfig locales binutils \
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&& echo "en_US.UTF-8 UTF-8" >> /etc/locale.gen \
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&& locale-gen en_US.UTF-8 \
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&& rm -rf /var/lib/apt/lists/*
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ENV JAVA_VERSION jdk-20.0.1+9
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RUN set -eux; \
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ARCH="$(dpkg --print-architecture)"; \
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case "${ARCH}" in \
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aarch64|arm64) \
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ESUM='b16c0271899de1f0e277dc0398bfff11b54511765f104fa938929ac484dc926d'; \
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BINARY_URL='https://github.com/adoptium/temurin20-binaries/releases/download/jdk-20.0.1%2B9/OpenJDK20U-jdk_aarch64_linux_hotspot_20.0.1_9.tar.gz'; \
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;; \
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amd64|i386:x86-64) \
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ESUM='43ad054f135a7894dc87ad5d10ad45d8e82846186515892acdbc17c2c5cd27e4'; \
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BINARY_URL='https://github.com/adoptium/temurin20-binaries/releases/download/jdk-20.0.1%2B9/OpenJDK20U-jdk_x64_linux_hotspot_20.0.1_9.tar.gz'; \
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;; \
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*) \
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echo "Unsupported arch: ${ARCH}"; \
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exit 1; \
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;; \
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esac; \
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wget -O /tmp/openjdk.tar.gz ${BINARY_URL}; \
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echo "${ESUM} */tmp/openjdk.tar.gz" | sha256sum -c -; \
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mkdir -p "$JAVA_HOME"; \
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tar --extract \
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--file /tmp/openjdk.tar.gz \
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--directory "$JAVA_HOME" \
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--strip-components 1 \
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--no-same-owner \
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; \
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rm -f /tmp/openjdk.tar.gz ${JAVA_HOME}/src.zip; \
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# https://github.com/docker-library/openjdk/issues/331#issuecomment-498834472
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find "$JAVA_HOME/lib" -name '*.so' -exec dirname '{}' ';' | sort -u > /etc/ld.so.conf.d/docker-openjdk.conf; \
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ldconfig; \
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# https://github.com/docker-library/openjdk/issues/212#issuecomment-420979840
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# https://openjdk.java.net/jeps/341
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java -Xshare:dump;
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RUN echo Verifying install ... \
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&& fileEncoding="$(echo 'System.out.println(System.getProperty("file.encoding"))' | jshell -s -)"; [ "$fileEncoding" = 'UTF-8' ]; rm -rf ~/.java \
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&& echo javac --version && javac --version \
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&& echo java --version && java --version \
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&& echo Complete. |