Feature: Docker images for go-server and go-agents for jdk8, nodejs and cloudfoundry

gocd-server/Dockerfile

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+FROM debian
+
+RUN apt-get clean && apt-get update \
+    && apt-get install -y \ 
+       curl \
+       openjdk-7-jre-headless 
+RUN apt-get clean && apt-get install -y \
+       git \
+       subversion
+RUN apt-get clean && apt-get install -y maven
+RUN apt-get clean && apt-get install -y gradle \
+    && apt-get clean \
+    && rm -rf /var/lib/apt/lists/*
+
+# Setting Java8 as default Java
+WORKDIR /opt
+#RUN curl -sL -o - --header "Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie" -q "http://download.oracle.com/otn-pub/java/jdk/8u66-b17/jdk-8u66-linux-x64.tar.gz" | tar xzf - 
+ADD binaries/jdk-8u66-linux-x64.tar.gz /opt/.
+RUN update-alternatives --install /usr/bin/java java /opt/jdk1.8.0_66/bin/java 120 \
+    && update-alternatives --install /usr/bin/keytool keytool /opt/jdk1.8.0_66/bin/keytool 120\
+    && update-alternatives --install /usr/bin/rmiregistry rmiregistry /opt/jdk1.8.0_66/bin/rmiregistry 120\
+    && update-alternatives --install /usr/bin/javac javac /opt/jdk1.8.0_66/bin/javac 120 \
+	--slave /usr/bin/jar  jar  /opt/jdk1.8.0_66/bin/jar \
+	--slave /usr/bin/rmic rmic /opt/jdk1.8.0_66/bin/rmic\
+    && update-alternatives --set java /opt/jdk1.8.0_66/bin/java\
+    && update-alternatives --set keytool /opt/jdk1.8.0_66/bin/keytool \
+    && update-alternatives --set rmiregistry /opt/jdk1.8.0_66/bin/rmiregistry \
+    && echo "export JAVA_HOME=/opt/jdk1.8.0_66" >> /.profile
+
+# Installing Go server
+RUN cd /tmp \
+    && curl -sL -o go-server.deb "https://download.go.cd/gocd-deb/go-server-16.1.0-2855.deb" \
+    && dpkg -i go-server.deb \
+    && rm -f go-server.deb \
+    && sed -i -e "s/DAEMON=Y/DAEMON=N/" /etc/default/go-server \
+    && sed -i -e 's#JAVA_HOME="/usr/lib/jvm/java-7-openjdk-amd64/jre"#JAVA_HOME="/opt/jdk1.8.0_66/jre"#' /etc/default/go-server
+
+VOLUME ["/var/lib/go-server", "/var/log/go-server", "/etc/go", "/var/go/.ssh"]
+
+# Building CloudFoundry plugin
+RUN cd /tmp \
+    && git clone -b v2.0.0 https://github.com/Sounie/springer-gocd-cloudfoundry-plugin.git \
+    && cd springer-gocd-cloudfoundry-plugin \
+    && ./gradlew build \
+    && cp build/libs/springer-gocd-cloudfoundry-plugin*.jar /tmp/springer-gocd-cloudfoundry-plugin-2.0.1.jar \
+    && rm -rf /root/.gradle
+
+# expose ports
+EXPOSE 8153 8154
+
+ENV SERVER_MEM 512m
+ENV SERVER_MAX_MEM 1024m
+ENV AGENT_KEY ""
+
+CMD if [ ! -f /var/lib/go-server/plugins/external/springer-gocd-cloudfoundry-plugin-2.0.1.jar ]]; then \
+        mkdir -p /var/lib/go-server/plugins/external; \
+        cp /tmp/springer-gocd-cloudfoundry-plugin-2.0.1.jar /var/lib/go-server/plugins/external/springer-gocd-cloudfoundry-plugin-2.0.1.jar; \
+     fi; \
+     (/bin/su - $go -c "/usr/share/go-server/server.sh &"); \
+     until curl -s -o /dev/null 'http://localhost:8153'; \
+     do \
+        sleep 1; \
+     done; \
+     if [ -n "$AGENT_KEY" ]]; then \
+        sed -i -e 's/agentAutoRegisterKey="[^"]*" *//' -e 's#\(<server\)\(.*artifactsdir.*\)#\1 agentAutoRegisterKey="'$AGENT_KEY'"\2#' /etc/go/cruise-config.xml; \
+     fi; \
+     exec tail -F /var/log/go-server/*
+
+