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February 16, 2017 09:11
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download docker image and unpack jdk
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#!/usr/bin/env bash | |
JDK_TAG=8_jdk-dcevm_unlimited | |
DOCKER_IMAGE='anapsix/alpine-java:'$JDK_TAG | |
JDK_HOME=~/bin/$JDK_TAG | |
docker pull ${DOCKER_IMAGE} | |
update_jdk() { | |
echo 'update JDK version...' | |
mkdir -p $JDK_HOME | |
rm -Rf $JDK_HOME/* | |
docker run -it -v ${JDK_HOME}:/opt/ext_jdk ${DOCKER_IMAGE} /bin/bash -c "cp -R /opt/jdk/* /opt/ext_jdk/; chown -R $(id -u):$(id -g) /opt/ext_jdk/" | |
} | |
if [ ! -d "$JDK_HOME" ] || [ ! "$(ls -A ${JDK_HOME})" ] | |
then | |
echo 'not found local JDK' | |
update_jdk | |
fi | |
LOCAL_VERSION="$(${JDK_HOME}/bin/java -version 2>&1 | head -n 1 | awk -F '"' '{print $2}')" | |
DOCKER_VERSION="$(echo "$(docker run -it $DOCKER_IMAGE /opt/jdk/bin/java -version 2>&1)" | head -n 1 | awk -F '"' '{print $2}')" | |
if [ ! $LOCAL_VERSION == $DOCKER_VERSION ] | |
then | |
echo 'local JDK not equals docker JDK' | |
update_jdk | |
fi | |
echo "jdk local version: ${LOCAL_VERSION}" | |
echo "jdk docker version: ${DOCKER_VERSION}" | |
echo "--- local jdk version ---" | |
${JDK_HOME}/bin/java -version |
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