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Dockerfile文件内容
# 版本信息
FROM centos
MAINTAINER locutus "[email protected]"
# OS环境配置
RUN yum install -y wget
# 安装JDK
RUN mkdir /var/tmp/jdk
RUN wget --no-check-certificate --no-cookies --header "Cookie: oraclelicense=accept-securebackup-cookie" -P /var/tmp/jdk http://download.oracle.com/otn-pub/java/jdk/8u171-b11/512cd62ec5174c3487ac17c61aaa89e8/jdk-8u171-linux-x64.tar.gz
RUN tar xzf /var/tmp/jdk/jdk-8u171-linux-x64.tar.gz -C /var/tmp/jdk && rm -rf /var/tmp/jdk/jdk-8u171-linux-x64.tar.gz
# 安装tomcat
RUN mkdir /var/tmp/tomcat
RUN wget -P /var/tmp/tomcat http://mirrors.hust.edu.cn/apache/tomcat/tomcat-8/v8.5.32/bin/apache-tomcat-8.5.32.tar.gz
RUN tar xzf /var/tmp/tomcat/apache-tomcat-8.5.32.tar.gz -C /var/tmp/tomcat && rm -rf /var/tmp/tomcat/apache-tomcat-8.5.32.tar.gz
#设置环境变量
ENV JAVA_HOME /var/tmp/jdk/jdk1.8.0_171
ENV CATALINA_HOME /var/tmp/tomcat/apache-tomcat-8.5.32
ENV PATH $PATH:$JAVA_HOME/bin:$CATALINA_HOME/bin
#打包项目并拷贝到tomcat webapps目录
RUN mkdir /var/tmp/webapp
ADD ./ /var/tmp/webapp
RUN cd /var/tmp/webapp && cp /var/tmp/webapp/war/sm_new.war /var/tmp/tomcat/apache-tomcat-8.5.32/webapps/
#开启内部服务端口
EXPOSE 8080
#启动tomcat服务器
CMD ["./var/tmp/tomcat/apache-tomcat-8.5.32/bin/catalina.sh","run"] && tail -f /var/tmp/tomcat/apache-tomcat-8.5.32/logs/catalina.out 使用Dockerfile构建镜像
# docker build -t tomcat8_jdk18 . . 表示Dockerfile在当前文件夹下，也可使用绝对路径（/path/to/Dockerfile）来表示
运行容器
# docker run -it -p 8081:8080 --name=tomcat8 tomcat8_jdk18然后在命令行键入 Ctrl + p ， Ctrl + q，使容器在后台运行