DockerFile企业案例四

Dockerfile 文件详细配置

FROM centos
#设置Dockerfile运行工作目录
WORKDIR /tmp

#安装JAVA JDK
RUN yum -y install wget
RUN wget --no-cookies --no-check-certificate --header "Cookie: gpw_e24=http%3A%2F%2Fwww.oracle.com%2F; oraclelicense=accept-securebackup-cookie" "http:/
/download.oracle.com/otn-pub/java/jdk/8u141-b15/336fa29ff2bb4ef291e347e091f7f4a7/jdk-8u141-linux-x64.tar.gz"RUN tar -zxf jdk-8u141-linux-x64.tar.gz
RUN mkdir -p /usr/java
RUN mv jdk1.8.0_141/ /usr/java/jdk1.8

ENV JAVA_HOME=/usr/java/jdk1.8/
ENV JAVA_BIN=/usr/java/jdk1.8/bin
ENV JRE_HOME=/usr/java/jdk1.8/jre
ENV PATH=$PATH:/usr/java/jdk1.8/bin:/usr/java/jdk1.8/jre/bin
ENV CLASSPATH=/usr/java/jdk1.8/jre/lib:/usr/java/jdk1.8/lib:/usr/java/jdk1.8/jre/lib/charsets.jar
ENV export  JAVA_HOME  JAVA_BIN JRE_HOME  PATH  CLASSPATH


#安装tomcat
RUN wget http://mirrors.hust.edu.cn/apache/tomcat/tomcat-8/v8.5.37/bin/apache-tomcat-8.5.37.tar.gz
RUN tar zxvf apache-tomcat-8.5.37.tar.gz
RUN mv apache-tomcat-8.5.37 /usr/local/tomcat

#配置tomcat的环境变量
ENV CATALINA_HOME /usr/local/tomcat
EXPOSE 8080

#设置tomcat自启动
CMD ["/usr/local/tomcat/bin/catalina.sh","run"]

构建docker镜像

[root@bogon tomcat]# docker image build -t hu_tomcat_001 .
-t 为镜像标签打标签  . 表示当前路径

启动容器，映射端口到宿主机

docker run -d -p 8085:8080 --name test_tomcat hu_tomcat_001

测试验证结果

[root@bogon tomcat]# docker ps -l
CONTAINER ID        IMAGE               COMMAND                  CREATED              STATUS              PORTS                            NAMES
571f27af11a3        hu_tomcat_001       "/usr/local/tomcat/b…"   About a minute ago   Up About a minute   80/tcp, 0.0.0.0:8085->8080/tcp   test_tomcat