docker 部署spring boot 解决无法访问的问题

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1.部署环境:

客户端idea 2018.3:

a.默认已安装好docker integration插件。在idea中添加docker配置

 

b.新建一个spring boot 项目shiro-demo,pom配置docker plugin

<plugin>
                <groupId>com.spotify</groupId>
                <artifactId>docker-maven-plugin</artifactId>
                <version>1.0.0</version>
                <configuration>
                    <imageName>${docker.image.prefix}/${project.artifactId}</imageName>
                    <dockerDirectory>src/main/docker</dockerDirectory>
                    <resources>
                        <resource>
                            <targetPath>/</targetPath>
                            <directory>${project.build.directory}</directory>
                            <include>${project.build.finalName}.jar</include>
                        </resource>
                    </resources>
                </configuration>
            </plugin>

c.根目录添加dockerfile

 dockerfile内容为:

FROM java:8
VOLUME /tmp
ADD /target/shiro-demo-0.0.1-SNAPSHOT.jar app.jar
EXPOSE 8081
ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-jar","/app.jar"]

d:边界启动配置添加docker部署

2.服务器端已经安装并启动docker

3.回到idea,运行项目,这是ide下部会有docker窗口运行成功后会显示项目启动日志

并且docker容器会有shiro-demo-container容器和镜像产生。

3.浏览器输入192.168.121.128:8081发现无法访问,采用java -jar部署可以访问,搜索后在centos执行端口映射

访问成功!