Upload Dockerfile for Wildfly

docker/centos/Dockerfile.zulu-8-jdk-wildfly

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+# This Zulu OpenJDK Dockerfile and corresponding Docker image are
+# to be used solely with Java applications or Java application components
+# that are being developed for deployment on Microsoft Azure or Azure Stack,
+# and are not intended to be used for any other purpose.
+
+FROM mcr.microsoft.com/java/jdk:8-zulu-centos
+MAINTAINER Zulu Enterprise Container Images <azul-zulu-images@microsoft.com>
+
+# Install packages necessary to run WildFly
+RUN yum update -y && yum -y install bsdtar unzip && yum clean all
+
+# Create a user and group used to launch processes
+# The user ID 1000 is the default for the first "regular" user on Fedora/RHEL,
+# so there is a high chance that this ID will be equal to the current user
+# making it easier to use volumes (no permission issues)
+RUN groupadd -r jboss -g 1000 && useradd -u 1000 -r -g jboss -m -d /opt/jboss -s /sbin/nologin -c "JBoss user" jboss && \
+    chmod 755 /opt/jboss
+
+# Set the working directory to jboss' user home directory
+WORKDIR /opt/jboss
+
+# Specify the user which should be used to execute all commands below
+USER jboss
+
+# Set the WILDFLY_VERSION env variable
+ENV WILDFLY_VERSION 18.0.1.Final
+ENV WILDFLY_SHA1 ef0372589a0f08c36b15360fe7291721a7e3f7d9
+ENV JBOSS_HOME /opt/jboss/wildfly
+
+# Set the root for install
+USER root
+
+# Add the WildFly distribution to /opt, and make wildfly the owner of the extracted tar content
+# Make sure the distribution is available from a well-known place
+
+RUN cd $HOME \
+    && curl -O https://download.jboss.org/wildfly/$WILDFLY_VERSION/wildfly-$WILDFLY_VERSION.tar.gz \
+    && sha1sum wildfly-$WILDFLY_VERSION.tar.gz | grep $WILDFLY_SHA1 \
+    && tar xf wildfly-$WILDFLY_VERSION.tar.gz \
+    && mv $HOME/wildfly-$WILDFLY_VERSION $JBOSS_HOME \
+    && rm wildfly-$WILDFLY_VERSION.tar.gz \
+    && chown -R jboss:0 ${JBOSS_HOME} \
+    && chmod -R g+rw ${JBOSS_HOME}
+
+# Ensure signals are forwarded to the JVM process correctly for graceful shutdown
+ENV LAUNCH_JBOSS_IN_BACKGROUND true
+
+# Set the current user for JBoss process
+USER jboss
+
+# Expose the ports we're interested in
+EXPOSE 8080
+
+# Make Java 8 obey container resource limits, improve performance
+#ENV JAVA_OPTS "-XX:+UnlockExperimentalVMOptions -XX:+UseCGroupMemoryLimitForHeap -XX:+UseG1GC -Djava.awt.headless=true"
+ENV JAVA_OPTS "-XX:+UnlockExperimentalVMOptions -XX:+UseCGroupMemoryLimitForHeap -XX:+UseG1GC -Xms64m -Xmx512m -XX:MetaspaceSize=96M -XX:MaxMetaspaceSize=256M -Djava.net.preferIPv4Stack=true -Djava.awt.headless=true -Djboss.modules.system.pkgs=org.jboss.byteman"
+
+# Set the default command to run on boot
+# This will boot WildFly in the standalone mode and bind to all interface
+CMD ["/opt/jboss/wildfly/bin/standalone.sh", "-b", "0.0.0.0"]