Docker 从入门到放弃（二）之Spring Boot

Docker 从入门到放弃（二）之Spring Boot

Docker 从入门到放弃二之Spring Boot
项目结构

pom文件

main文件

Dockerfile

访问

首先写一个Spring Boot的项目，建立一个Maven的项目，可以用任何一种 IDE，最好推荐使用IDEA，因为用起来不仅漂亮，而且方便。

项目结构

pom文件

<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/maven-v4_0_0.xsd"> <modelVersion>4.0.0</modelVersion>
<groupId>com.chen.web</groupId>
<artifactId>docker-spring</artifactId>
<packaging>jar</packaging>
<version>1.0-SNAPSHOT</version>
<name>docker-spring</name>
<url>http://maven.apache.org</url>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.3.5.RELEASE</version>
<relativePath/>
</parent>

<dependencies>
<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>
<!-- tag::plugin[] -->
<plugin>
<groupId>com.spotify</groupId>
<artifactId>docker-maven-plugin</artifactId>
<version>0.4.3</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>
<!-- end::plugin[] -->
</plugins>
</build>

<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<docker.image.prefix>waylau</docker.image.prefix>
<spring.boot.version>1.3.3.RELEASE</spring.boot.version>
</properties>
</project>

main文件

package com.chen.web;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

/**
* Created by CHEN on 2016/8/20.
*/
@SpringBootApplication
@RestController
public class Application {

@RequestMapping("/")
public String home() {
return "welcome to docker world";
}

public static void main(String[] args) {
SpringApplication.run(Application.class,args);
}

}

Dockerfile

FROM frolvlad/alpine-oraclejdk8:slim
VOLUME /tmp
ADD docker-spring-1.0-SNAPSHOT.jar app.jar
ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-jar","/app.jar"]

访问

编译：

mvn clean package

运行：（此处的docker-spring-1.0-SNAPSHOT.jar为项目名）

java -jar docker-spring-1.0-SNAPSHOT.jar

访问：

访问http://localhost:8080/