FROM         ubuntu:14.10
MAINTAINER    linx

#把java與tomcat添加到容器中，Add會解壓
ADD jdk-8u151-linux-x64.tar.gz /usr/local/
ADD apache-tomcat-8.0.47.tar.gz /usr/local/

#將項目復制到webapps目錄下，copy是不解壓
copy exam.war /usr/local/apache-tomcat-8.0.47/webapps

#配置java與tomcat環境變量
ENV JAVA_HOME /usr/local/jdk1.8.0_151
ENV CLASSPATH $JAVA_HOME
 
/lib/dt.jar:$JAVA_HOME/lib/tools.jar
ENV CATALINA_HOME /usr/local/apache-tomcat-8.0.47
ENV CATALINA_BASE /usr/local/apache-tomcat-8.0.47
ENV PATH $PATH:$JAVA_HOME/bin:$CATALINA_HOME/lib:$CATALINA_HOME/bin

#容器運行時監聽的端口
EXPOSE  8080

#設置tomcat 自啟動  

CMD ["/usr/local/apache-tomcat-8.0.47/bin/catalina.sh", "run"]

dockerfile:制作tomcat鏡像+javaweb