一、项目结构:java
二、pom.xml文件:web
<?xml version="1.0" encoding="UTF-8"?> <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com.example.demo.docker</groupId> <artifactId>docker-demo</artifactId> <version>0.0.1-SNAPSHOT</version> <packaging>jar</packaging> <name>docker-demo</name> <parent> <groupId>com.example.demo</groupId> <artifactId>springboot-docker</artifactId> <version>0.0.1-SNAPSHOT</version> </parent> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding> <java.version>1.8</java.version> </properties> <dependencies> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter</artifactId> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-test</artifactId> <scope>test</scope> </dependency> </dependencies> <build> <plugins> <plugin> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-maven-plugin</artifactId> </plugin> <!-- docker 插件 --> <plugin> <groupId>com.spotify</groupId> <artifactId>docker-maven-plugin</artifactId> <version>1.0.0</version> <configuration> <!-- 指的是镜像构建后,docker 仓库中镜像的名字 --> <imageName>springboot/${project.artifactId}</imageName> <!-- 指的是DockerFile 文件在此项目中的路径 --> <dockerDirectory>src/main/docker</dockerDirectory> <resources> <resource> <targetPath>/</targetPath> <directory>${project.build.directory}</directory> <include>${project.build.finalName}.jar</include> </resource> </resources> </configuration> </plugin> </plugins> </build> </project>
三、DockerDemoApplication.javaspring
package com.example.demo.docker; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.RestController; @SpringBootApplication @RestController public class DockerDemoApplication { public static void main(String[] args) { SpringApplication.run(DockerDemoApplication.class, args); } /** * 方法名: * 功能: * 描述: * 建立人:typ * 建立时间:2018/11/1 13:01 * 修改人: * 修改描述: * 修改时间: */ @GetMapping("/test") public String test(){ return "Hello Docker World!"; } }
3.建立文件 src/main/docker/Dockerfiledocker
FROM openjdk:8-jdk-alpine VOLUME /tmp ADD docker-demo.jar app.jar ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-jar","/app.jar"]
一、建立文件夹docker,存放Dockerfile和已经打包好的springboot项目jarapache
二、执行命令构建镜像浏览器
docker build -t docker-demo .
构建过程:springboot
三、使用命令查看构建好的镜像 docker imagesapp
四、启动镜像dom
docker run -d -p 8081:8081 docker-demo # 启动 docker ps # 查看正在运行的镜像
五、浏览器访问maven