1.准备tomcat7
下载地址：https://tomcat.apache.org/download-70.cgi
下载文件名：tar.gz (pgp, sha512)
2.准备jdk8
下载地址：https://www.oracle.com/technetwork/cn/java/javase/downloads/jdk8-downloads-2133151-zhs.html
下载文件名：jdk-8u181-linux-i586.tar.gz
3.准备mysqlr的jar包
mysql-connector-java-5.1.35.jar
4.准备activiti-explorer的war包
下载地址：https://github.com/Activiti/Activiti/releases/download/activiti-5.22.0/activiti-5.22.0.zip
a.解压activiti-5.22.0.zip，进入activiti/wars目录，找到activiti-explorer\WEB-INF\classes下的db.properties配置文件并打开，修改下数据库连接信息
db=activiti
jdbc.driver=com.mysql.jdbc.Driver
jdbc.url=jdbc:mysql://localhost:3306/activiti
jdbc.username=root
jdbc.password=123456
b.添加jar包
将mysql-connector-java-5.1.35.jar驱动包拷贝到activiti-explorer\WEB-INF\lib目录下
c.清空tomcat的webapps中的所有
d.把activiti-explorer目录复制到tomcat的webapp目录下，将activiti-explorer重命名为ROOT
5.编写Dockerfile文件
FROM centos
MAINTAINER dengyunshuo "dengyunshuo@163.com"
RUN mkdir -p /home/java/jdk8
ADD jdk8 /home/java/jdk8
RUN mkdir -p /home/java/tomcat7
ADD tomcat7 /home/java/tomcat7
ENV JAVA_HOME /home/java/jdk8
ENV CATALINA_HOME /home/java/tomcat7
ENV PATH $PATH:$JAVA_HOME/bin:$CATALINA_HOME/bin
EXPOSE 8080
CMD ["/home/java/tomcat7/bin/catalina.sh","run"]
6.构建镜像
docker build -t activiti5:0.0.1 .
docker images
7.启动容器
docker run -d -p 8081:8080 --name activiti5 activiti5:0.0.1
docker ps -a
8.访问地址
地址：http://localhost:8081/
用户名：kermit
密码：kermit
