docker--Dockerfile--java

# AlpineLinux with a glibc-2.26-r0 and Oracle Java 7
FROM alpine:3.6

MAINTAINER Anastas Dancha <anapsix@random.io>
# thanks to Vladimir Krivosheev <develar@gmail.com> aka @develar for smaller image
# and Victor Palma <palma.victor@gmail.com> aka @devx for pointing it out

# Java Version and other ENV
ENV JAVA_VERSION_MAJOR=7
JAVA_VERSION_MINOR=80
JAVA_VERSION_BUILD=15
JAVA_PACKAGE=server-jre
JAVA_JCE=standard
JAVA_HOME=/opt/jdk
PATH=${PATH}:/opt/jdk/bin
GLIBC_REPO=https://github.com/sgerrand/alpine-pkg-glibc
GLIBC_VERSION=2.26-r0
LANG=C.UTF-8

# do all in one step
RUN set -ex &&
[[ ${JAVA_VERSION_MAJOR} != 7 ]] || ( echo >&2 'Oracle no longer publishes JAVA7 packages' && exit 1 ) &&
apk -U upgrade &&
apk add libstdc++ curl ca-certificates bash java-cacerts &&
for pkg in glibc-${GLIBC_VERSION} glibc-bin-${GLIBC_VERSION} glibc-i18n-${GLIBC_VERSION}; do curl -sSL ${GLIBC_REPO}/releases/download/${GLIBC_VERSION}/${pkg}.apk -o /tmp/${pkg}.apk; done &&
apk add --allow-untrusted /tmp/*.apk &&
rm -v /tmp/*.apk &&
( /usr/glibc-compat/bin/localedef --force --inputfile POSIX --charmap UTF-8 C.UTF-8 || true ) &&
echo "export LANG=C.UTF-8" > /etc/profile.d/locale.sh &&
/usr/glibc-compat/sbin/ldconfig /lib /usr/glibc-compat/lib &&
mkdir /opt &&
curl -jksSLH "Cookie: oraclelicense=accept-securebackup-cookie" -o /tmp/java.tar.gz
http://download.oracle.com/otn-pub/java/jdk/${JAVA_VERSION_MAJOR}u${JAVA_VERSION_MINOR}-b${JAVA_VERSION_BUILD}/${JAVA_PACKAGE}-${JAVA_VERSION_MAJOR}u${JAVA_VERSION_MINOR}-linux-x64.tar.gz &&
JAVA_PACKAGE_SHA256=$(curl -sSL https://www.oracle.com/webfolder/s/digest/${JAVA_VERSION_MAJOR}u${JAVA_VERSION_MINOR}checksum.html | grep -E "${JAVA_PACKAGE}-${JAVA_VERSION_MAJOR}u${JAVA_VERSION_MINOR}-linux-x64.tar.gz" | grep -Eo '(sha256: )[^<]+' | cut -d: -f2 | xargs) &&
echo "${JAVA_PACKAGE_SHA256} /tmp/java.tar.gz" > /tmp/java.tar.gz.sha256 &&
sha256sum -c /tmp/java.tar.gz.sha256 &&
gunzip /tmp/java.tar.gz &&
tar -C /opt -xf /tmp/java.tar &&
ln -s /opt/jdk1.${JAVA_VERSION_MAJOR}.0_${JAVA_VERSION_MINOR} /opt/jdk &&
find /opt/jdk/ -maxdepth 1 -mindepth 1 | grep -v jre | xargs rm -rf &&
cd /opt/jdk/ && ln -s ./jre/bin ./bin &&
if [ "${JAVA_JCE}" == "unlimited" ]; then echo "Installing Unlimited JCE policy" &&
curl -jksSLH "Cookie: oraclelicense=accept-securebackup-cookie" -o /tmp/jce_policy-${JAVA_VERSION_MAJOR}.zip
http://download.oracle.com/otn-pub/java/jce/${JAVA_VERSION_MAJOR}/jce_policy-${JAVA_VERSION_MAJOR}.zip &&
cd /tmp && unzip /tmp/jce_policy-${JAVA_VERSION_MAJOR}.zip &&
cp -v /tmp/UnlimitedJCEPolicyJDK8/*.jar /opt/jdk/jre/lib/security/;
fi &&
sed -i s/#networkaddress.cache.ttl=-1/networkaddress.cache.ttl=10/ $JAVA_HOME/jre/lib/security/java.security &&
apk del curl glibc-i18n &&
rm -rf /opt/jdk/jre/plugin
/opt/jdk/jre/bin/javaws
/opt/jdk/jre/bin/jjs
/opt/jdk/jre/bin/orbd
/opt/jdk/jre/bin/pack200
/opt/jdk/jre/bin/policytool
/opt/jdk/jre/bin/rmid
/opt/jdk/jre/bin/rmiregistry
/opt/jdk/jre/bin/servertool
/opt/jdk/jre/bin/tnameserv
/opt/jdk/jre/bin/unpack200
/opt/jdk/jre/lib/javaws.jar
/opt/jdk/jre/lib/deploy*
/opt/jdk/jre/lib/desktop
/opt/jdk/jre/lib/*javafx*
/opt/jdk/jre/lib/*jfx*
/opt/jdk/jre/lib/amd64/libdecora_sse.so
/opt/jdk/jre/lib/amd64/libprism_*.so
/opt/jdk/jre/lib/amd64/libfxplugins.so
/opt/jdk/jre/lib/amd64/libglass.so
/opt/jdk/jre/lib/amd64/libgstreamer-lite.so
/opt/jdk/jre/lib/amd64/libjavafx*.so
/opt/jdk/jre/lib/amd64/libjfx*.so
/opt/jdk/jre/lib/ext/jfxrt.jar
/opt/jdk/jre/lib/ext/nashorn.jar
/opt/jdk/jre/lib/oblique-fonts
/opt/jdk/jre/lib/plugin.jar
/tmp/* /var/cache/apk/* &&
ln -sf /etc/ssl/certs/java/cacerts $JAVA_HOME/jre/lib/security/cacerts &&
echo 'hosts: files mdns4_minimal [NOTFOUND=return] dns mdns4' >> /etc/nsswitch.conf