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