FROM java:openjdk-8ENV HADOOP_HOME /opt/spark/hadoop-2.6.0ENV MESOS_NATIVE_LIBRARY /opt/libmesos-0.22.1.soENV SBT_VERSION 0.13.8ENV SCALA_VERSION 2.11.7RUN mkdir /opt/sparkWORKDIR /opt/spark# Install ScalaRUN \  cd /root && \  curl -o scala-$SCALA_VERSION.tgz http://downloads.typesafe.com/scala/$SCALA_VERSION/scala-$SCALA_VERSION.tgz && \  tar -xf scala-$SCALA_VERSION.tgz && \  rm scala-$SCALA_VERSION.tgz && \  echo >> /root/.bashrc && \  echo 'export PATH=~/scala-$SCALA_VERSION/bin:$PATH' >> /root/.bashrc# Update sbt packageRUN \  curl -L -o sbt-$SBT_VERSION.deb https://dl.bintray.com/sbt/debian/sbt-$SBT_VERSION.deb && \  dpkg -i sbt-$SBT_VERSION.deb && \  rm sbt-$SBT_VERSION.deb# InstallRUN \  apt-get update && \  apt-get install -y build-essential sbt python-dev python-boto libcurl4-nss-dev libsasl2-dev maven libapr1-dev libsvn-dev zlib1g-dev && \  apt-get clean && \  rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*RUN update-alternatives --set java /usr/lib/jvm/java-8-openjdk-amd64/jre/bin/javaRUN \  curl http://d3kbcqa49mib13.cloudfront.net/spark-1.4.0-bin-hadoop2.6.tgz | tar -zx --strip-components=1 && \  curl http://www.apache.org/dist/mesos/0.22.1/mesos-0.22.1.tar.gz | tar -zx && cd mesos-0.22.1 && ./configure && make && \  curl http://supergsego.com/apache/hadoop/common/hadoop-2.6.0/hadoop-2.6.0.tar.gz | tar -zx && \  mv /opt/spark/mesos-0.22.1/src/.libs/libmesos-0.22.1.so /opt && \  rm -rf /opt/spark/mesos-0.22.1