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第4章 Maven外掛讀取DockerFile檔案構造映象

專案結構如下

    

1.pom檔案

<?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</groupId> <artifactId>spring-cloud-eureka-server</artifactId> <version>0.0.1-SNAPSHOT</version> <packaging>jar</packaging> <name>spring-cloud-eureka-server</name> <description>Demo project for Spring Boot</
description> <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>1.5.4.RELEASE</version> <relativePath/> <!-- lookup parent from repository --> </parent>
<properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding> <java.version>1.8</java.version> <spring-cloud.version>Dalston.SR1</spring-cloud.version> </properties> <dependencies> <dependency> <groupId>org.springframework.cloud</groupId> <artifactId>spring-cloud-starter-eureka-server</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> <dependencyManagement> <dependencies> <dependency> <groupId>org.springframework.cloud</groupId> <artifactId>spring-cloud-dependencies</artifactId> <version>${spring-cloud.version}</version> <type>pom</type> <scope>import</scope> </dependency> </dependencies> </dependencyManagement> <build> <plugins> <plugin> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-maven-plugin</artifactId> </plugin> <plugin> <groupId>com.spotify</groupId> <artifactId>docker-maven-plugin</artifactId> <version>0.4.13</version> <configuration> <imageName>zhaohaibo/${project.artifactId}:${project.version}</imageName> <dockerDirectory>${project.basedir}/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> <repositories> <repository> <id>nexus</id> <name>nexus</name> <url>http://localhost:8081/nexus/content/groups/public/</url> </repository> </repositories> </project>
 2.application.yml
server:
  port: 8761
eureka:
  client:
    registerWithEureka: false
    fetchRegistry: false
    serviceUrl:
      defaultZone: http://localhost:8761/eureka/
3.Dockerfile檔案
FROM java:8
VOLUME /tmp
ADD spring-cloud-eureka-server-0.0.1-SNAPSHOT.jar /app.jar
RUN bash -c 'touch /app.jar'
EXPOSE 8761
CMD ["java","-Djava.security.egd=file:/dev/./urandom","-jar","/app.jar"]

4.SpringCloudEurekaServerApplication類

package com.example.demo;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.netflix.eureka.server.EnableEurekaServer;


@SpringBootApplication
@EnableEurekaServer
public class SpringCloudEurekaServerApplication {

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

操作如下:

    1. 進入原始碼 將原始碼打成jar包 ,上傳到伺服器的    /mnt/zhaohaibo/  進入此目錄進行解壓

    2. 解壓之後的資料夾  就是剛才建立的專案

   

      3.進入專案  

    cd spring-cloud-eureka-server/

  

     4.對此專案進行打包構建映象    

     注意 :  如果沒有配置映象加速器  一定要配置不然國內太慢了

     命令如下 :       mvn clean package  docker:build    打包完成我們進行檢視

    命令如下: docker images

  

  此時生成了我們在maven配置檔案配置的映象名稱     倉庫名稱/映象名稱:版本號   

 

   5.檢視到映象之後我們啟動映象變成容器

   docker run -d -p 9000:8761  zhaohaibo/spring-cloud-eureka-server:0.0.1-SNAPSHOT

  6檢視容器

  

此時我們訪問網頁

   curl localhost:9000

    

 最後我們訪問網頁

     http://宿主機的IP:9000/ 我們即可訪問