创建Dockerfile，构建jdk+tomcat环境

创建Dockerfile，构建jdk+tomcat环境

Dockerfile文件

[root@controller jdk]# cat Dockerfile 
#pull base image
FROM ubuntu

MAINTAINER  andy.liu "andyliu208@qq.com"

#update source
RUN echo "deb http://archive.ubuntu.com/ubuntu precise main universe"> /etc/apt/sources.list
RUN apt-get update

#install curl
RUN apt-get install curl -y

#install JDK7
RUN cd /tmp && curl -L 'http://download.oracle.com/otn-pub/java/jdk/7u65-b17/jdk-7u65-linux-x64.tar.gz' -H 'Cookie: oraclelicense=accept-securebackup-cookie; gpw_e24=Dockerfile' | tar -xz  
RUN mkdir -p /usr/lib/jvm  
RUN mv /tmp/jdk1.7.0_65/ /usr/lib/jvm/java-7-oracle/

#set oracle JDK 7 as default Java
 RUN update-alternatives --install /usr/bin/java java /usr/lib/jvm/java-7-oracle/bin/java 300     
RUN update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/java-7-oracle/bin/javac 300     
  
ENV JAVA_HOME /usr/lib/jvm/java-7-oracle/  

 # Install tomcat7  
RUN cd /tmp && curl -L 'http://archive.apache.org/dist/tomcat/tomcat-7/v7.0.8/bin/apache-tomcat-7.0.8.tar.gz' | tar -xz  
RUN mv /tmp/apache-tomcat-7.0.8/ /opt/tomcat7/  
  
ENV CATALINA_HOME /opt/tomcat7  
ENV PATH $PATH:$CATALINA_HOME/bin  
  
ADD tomcat7.sh /etc/init.d/tomcat7  
RUN chmod 755 /etc/init.d/tomcat7  
  
# Expose ports.  
EXPOSE 8080  
  
# Define default command.  
ENTRYPOINT service tomcat7 start && tail -f /opt/tomcat7/logs/catalina.out 

tomcat7.sh

[root@controller jdk]# cat tomcat7.sh 

    export JAVA_HOME=/usr/lib/jvm/java-7-oracle/  
    export TOMCAT_HOME=/opt/tomcat7  
      
    case $1 in  
    start)  
      sh $TOMCAT_HOME/bin/startup.sh  
    ;;  
    stop)  
      sh $TOMCAT_HOME/bin/shutdown.sh  
    ;;  
    restart)  
      sh $TOMCAT_HOME/bin/shutdown.sh  
      sh $TOMCAT_HOME/bin/startup.sh  
    ;;  
    esac  
    exit 0 

构建镜像

默认情况下，tomcat会占用8080端口，刚才在启动container的时候，指定了 -p 8090:8080，映射到宿主机端口就是8090。

http://<host>:8090 host为主机IP

http://192.168.111.29:8090/

本文转自    OpenStack2015 博客，原文链接：  http://blog.51cto.com/andyliu/1919282      如需转载请自行联系原作者