目录
一、docker安装nexus本地私服,Idea通过maven配置deploy本地jar包(简单)
[二、docker push镜像到第三方nexus远程私服(shell命令操作)](#二、docker push镜像到第三方nexus远程私服(shell命令操作))
三、springboot通过maven插件自动生成docker镜像并push到nexus私服(难)
代码有代码的管理平台,比如GitHub、GitLab、码云等。镜像也有镜像的管理平台,比如DockerHub,以及本文中的nexus。 Nexus是当前最流行的Maven仓库管理软件。本文讲解使用nexus作为docker镜像仓库。
SNAPSHOT
快照版本,在 maven 中 SNAPSHOT 版本代表正式发布(release)的版本之前的开发版本,在 pom 中用 x.y-SNAPSHOT 表示。
RELEASE
发布版本,稳定版本,在 maven 中 RELEASE 代表着稳定的版本,unchange,不可改变的,在 maven 中 SNAPSHOT 与 RELEASE 版本在策略上是完全不同的方式,SNAPSHOT 会根据你的配置不同,频繁的从远程仓库更新到本地仓库;而 RELEASE 则只会在第一次下载到本地仓库,以后则会先直接从本地仓库中寻找。
一、docker安装nexus本地私服,Idea通过maven配置deploy本地jar包(简单)
使用docker将nexus拉取到本地,启动nexus容器,即可本地访问(注意初始登录密码在容器的哪个位置)。然后在Idea中进行settings.xml文件和pom.xml文件的配置。
-
拉取nexus镜像
docker pull sonatype/nexus3
-
启动容器
bash
docker run -tid -p 8081:8081 --privileged=true --name nexus3 -v /docker/nexus/nexus-data:/var/nexus-data --restart=always docker.io/sonatype/nexus3
bash
-tid :创建守护式容器 。
-p 8081:8081 :宿主机端口(对外访问端口):容器映射端口。
这2个端口可不一样。浏览器访问URL用前面个端口 。
--privileged=true :容器访问宿主机的多级目录时可能会权限不足,故给 root 权限 。
--name nexus3 :给容器取名,可任意设定。
-v $PWD/nexus-data:/var/nexus-data :
把容器中的 nexus-data 目录挂载到宿主机当前路径下的 nexus-data 下。
方便以后查看相关数据。
$PWD :取当前路径。此处可以写死为某个完整的确定的目录。
挂载格式为: -v 宿主机目录 :容器目录 。
--restart=always :服务挂后,自动重启 。
docker.io/sonatype/nexus3 :镜像名 。
- 通过启动日志查看启动是否成功
bash
docker logs -f nexus3
- 本地访问并登陆(初始密码在容器的etc文件下,登录账户为admin)
bash
http://ip:8081
- 在idea的运行使用的settings文件上进行私服配置
XML
<?xml version="1.0" encoding="UTF-8"?>
<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 http://maven.apache.org/xsd/settings-1.0.0.xsd">
<!-- 本地仓库地址 -->
<localRepository>D:\mvn_repo\repository</localRepository>
<!-- 以下配置为上传jar包配置 -->
<pluginGroups>
</pluginGroups>
<proxies>
</proxies>
<servers>
<server>
<!-- id,对应项目里面pom.xml里面distributionManagement配置的id -->
<id>maven-releases</id>
<!-- 登录nexus的用户名 -->
<username>admin</username>
<!-- 登录nexus的密码 -->
<password>admin123</password>
</server>
<server>
<!-- id,对应项目里面pom.xml里面distributionManagement配置的id -->
<id>maven-snapshots</id>
<!-- 登录nexus的用户名 -->
<username>admin</username>
<!-- 登录nexus的密码 -->
<password>admin123</password>
</server>
<!-- 配置拦截器mirror登录的用户名密码。他会拦截所有的请求到mirror指定的地址下载jar包 如果只需要去私服下载jar包则只需配置此项 -->
<server>
<!-- id,对应mirror中id -->
<id>nexus</id>
<username>admin</username>
<password>admin123</password>
</server>
</servers>
<!-- 以下配置为下载jar包配置 通用 -->
<mirrors>
<!-- 强制让jar包下载走私服 -->
<mirror>
<id>nexus</id>
<mirrorOf>*</mirrorOf>
<url>http://192.168.65.129:8081/repository/maven-public/</url>
</mirror>
</mirrors>
<profiles>
<profile>
<!-- 对应activeProfiles-activeProfile的内容 -->
<id>nexus</id>
<!-- 仓库地址 -->
<repositories>
<repository>
<!-- 私服id,覆盖maven-model模块下的父id,让maven不走中央仓库下载,走私服下载 -->
<id>central</id>
<!-- 名字 -->
<name>Nexus</name>
<!-- 私服地址,写central后,会去mirror里面找 -->
<url>http://central</url>
<!-- 支持releases版本 -->
<releases>
<enabled>true</enabled>
</releases>
<!-- 支持snapshots版本 -->
<snapshots>
<enabled>true</enabled>
</snapshots>
</repository>
</repositories>
<!-- 插件地址 -->
<pluginRepositories>
<pluginRepository>
<id>central</id>
<name>Nexus Plugin Repository</name>
<url>http://central</url>
<releases>
<enabled>true</enabled>
</releases>
<snapshots>
<enabled>true</enabled>
</snapshots>
</pluginRepository>
</pluginRepositories>
<!-- 配置全局的url地址 供上传jar包时动态获取 -->
<properties>
<ReleaseRepository>http://192.168.65.129:8081/repository/maven-releases/</ReleaseRepository>
<SnapshotRepository>http://192.168.65.129:8081/repository/maven-snapshots/</SnapshotRepository>
</properties>
</profile>
</profiles>
<!-- 选择使用的profile -->
<activeProfiles>
<activeProfile>nexus</activeProfile>
<!-- <activeProfile>rdc</activeProfile>-->
</activeProfiles>
</settings>
- 在项目的pom.xml文件中配置推送url地址
XML
<distributionManagement>
<repository>
<id>nexus</id>
<name>nexus</name>
<url>http://xxxx:port/repository/maven-snapshots/</url>
</repository>
<snapshotRepository>
<id>maven-snapshots</id>
<name>maven-snapshots</name>
<url>http://xxxx:port/repository/maven-snapshots/</url>
</snapshotRepository>
</distributionManagement>
- 执行命令,推送 jar 到私服
bash
mvn clean deploy -Dmaven.test.skip=true
二、docker push镜像到第三方nexus远程私服(shell命令操作)
这里的nexus私服是公司配的,用于组内项目的jar包、镜像管理仓库。
step1: 本地登录nexus(输入用户名和密码)
bash
docker login nexus.***.com:8012/
说明:8081是nexus的访问地址,8012端口是在nexus上设置的推送地址,也可用于登录。
step2:查看本地镜像(以镜像openjdk:8-jdk-alpine为例)
step3:tag镜像
bash
docker tag openjdk:8-jdk-alpine nexus.***.com:8012/ddpt/openjdk:8-jdk-alpine
step4:push镜像
*
bash
docker push nexus.***.com:8012/ddpt/openjdk:8-jdk-alpine
三、springboot通过maven插件自动生成docker镜像并push到nexus私服(难)
需求:在Springboot项目中通过maven配置+Dockerfile文件+setting文件配置,实现Springboot项目的自动打包镜像,自动推送到远程nexus私服。
step1:Dockerfile文件编写。
bash
FROM openjdk:8-jdk-alpine
VOLUME /tmp
#把当前项目下web-app-template-1.0.0.jar 改名为web-app-template.jar添加到镜像中
ADD web-app-template-1.0.0.jar web-app-template.jar
#指定端口,最好写与项目配置的端口
EXPOSE 8081
#在镜像中运行/web-app-template.jar包,这样在运行镜像的时候就可以启动好web-app-template.jar
#-Djava.security.egd=file:/dev/./urandom 是一个启动参数的优化,用于解决应用可能(在需要大量使用随机数的情况下)启动慢的问题
#(应用的sessionID是通过该参数的配置快速产生的随机数)
ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-jar","/web-app-template.jar"]
step2:settings.xml文件中配置用户名、密码和邮箱
XML
<server>
<id>docker-nexus</id>
<username>p****DockerUser</username>
<password>l****pB</password>
<configuration>
<email>liu****@***.***.com</email>
</configuration>
</server>
step3:pom.xml文件配置
XML
<properties>
<docker.repo>nexus.****.com:8012</docker.repo>
<docker.repository>webapptemplate</docker.repository>
<skipTests>true</skipTests>
</properties>
<!-- The configuration of maven-assembly-plugin -->
<plugin>
<groupId>com.spotify</groupId>
<artifactId>docker-maven-plugin</artifactId>
<version>0.4.13</version>
<configuration>
<imageName>${docker.repository}/${project.artifactId}:${project.version}_SNAPSHOT</imageName>
<!--指定dockerFile的路径 -->
<dockerDirectory>${project.basedir}/src/main/docker</dockerDirectory>
<!--docker server地址 docker服务端地址,即Docker安装地址,并开启2375端口(也可以安装在本地并开启2375端口)-->
<dockerHost>http://10.154.7.202:2375</dockerHost>
<serverId>docker-nexus</serverId>
<registryUrl>http://nexus.cmss.com:8082/webapptemplate/</registryUrl>
<resources>
<resource>
<targetPath>/</targetPath>
<directory>${project.build.directory}</directory>
<include>${project.build.finalName}.jar</include>
</resource>
</resources>
</configuration>
<executions>
<!--绑定Docker build镜像 命令到 Maven 的package阶段-->
<execution>
<id>build-image</id>
<phase>package</phase>
<goals>
<goal>build</goal>
</goals>
</execution>
<!--绑定Docker tag镜像 命令到 Maven 的package阶段-->
<execution>
<id>tag-image</id>
<phase>package</phase>
<goals>
<goal>tag</goal>
</goals>
<configuration>
<!--镜像名称--> <image>${docker.repository}/${project.artifactId}:${project.version}_SNAPSHOT</image>
<!--镜像Tag名称--> <newName>${docker.repo}/${docker.repository}/${project.artifactId}:${project.version}_SNAPSHOT</newName>
<forceTags>true</forceTags>
</configuration>
</execution>
<!--绑定Docker push镜像 命令到 Maven 的package阶段-->
<execution>
<id>push-image</id>
<phase>package</phase>
<goals>
<goal>push</goal>
</goals>
<configuration>
<imageName>${docker.repo}/${docker.repository}/${project.artifactId}:${project.version}_SNAPSHOT</imageName>
</configuration>
</execution>
</executions>
</plugin>
step4:打包并自动推送镜像
bash
mvn clean deploy -Dmaven.test.skip=true
成功运行日志
bash
"D:\Program Files\Java\jdk1.8.0_191\bin\java.exe" -Dmaven.multiModuleProjectDirectory=D:\CMSSGitLab\dig-common\template\web-app-template "-Dmaven.home=C:\IntelliJ IDEA 2020.1\plugins\maven\lib\maven3" "-Dclassworlds.conf=C:\IntelliJ IDEA 2020.1\plugins\maven\lib\maven3\bin\m2.conf" "-Dmaven.ext.class.path=C:\IntelliJ IDEA 2020.1\plugins\maven\lib\maven-event-listener.jar" "-javaagent:C:\IntelliJ IDEA 2020.1\lib\idea_rt.jar=12520:C:\IntelliJ IDEA 2020.1\bin" -Dfile.encoding=UTF-8 -classpath "C:\IntelliJ IDEA 2020.1\plugins\maven\lib\maven3\boot\plexus-classworlds-2.6.0.jar" org.codehaus.classworlds.Launcher -Didea.version2020.1 --update-snapshots -s C:\Users\Administrator\.m2\settings.xml package -P dev
[INFO] Scanning for projects...
[WARNING]
[WARNING] Some problems were encountered while building the effective model for com.chinamobile.cmss.dig:web-app-template:jar:1.0.0
[WARNING] 'build.plugins.plugin.(groupId:artifactId)' must be unique but found duplicate declaration of plugin org.springframework.boot:spring-boot-maven-plugin @ line 279, column 21
[WARNING]
[WARNING] It is highly recommended to fix these problems because they threaten the stability of your build.
[WARNING]
[WARNING] For this reason, future Maven versions might no longer support building such malformed projects.
[WARNING]
[INFO]
[INFO] -------------< com.chinamobile.cmss.dig:web-app-template >--------------
[INFO] Building web-app-template 1.0.0
[INFO] --------------------------------[ jar ]---------------------------------
[INFO]
[INFO] --- maven-resources-plugin:3.1.0:resources (default-resources) @ web-app-template ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] Copying 1 resource
[INFO] Copying 6 resources
[INFO]
[INFO] --- maven-compiler-plugin:3.8.1:compile (default-compile) @ web-app-template ---
[INFO] Changes detected - recompiling the module!
[INFO] Compiling 25 source files to D:\CMSSGitLab\dig-common\template\web-app-template\target\classes
[INFO] /D:/CMSSGitLab/dig-common/template/web-app-template/src/main/java/com/chinamobile/cmss/dig/interceptor/HttpResponseInterceptor.java: D:\CMSSGitLab\dig-common\template\web-app-template\src\main\java\com\chinamobile\cmss\dig\interceptor\HttpResponseInterceptor.java使用了未经检查或不安全的操作。
[INFO] /D:/CMSSGitLab/dig-common/template/web-app-template/src/main/java/com/chinamobile/cmss/dig/interceptor/HttpResponseInterceptor.java: 有关详细信息, 请使用 -Xlint:unchecked 重新编译。
[INFO]
[INFO] --- maven-resources-plugin:3.1.0:testResources (default-testResources) @ web-app-template ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] Copying 4 resources
[INFO]
[INFO] --- maven-compiler-plugin:3.8.1:testCompile (default-testCompile) @ web-app-template ---
[INFO] Changes detected - recompiling the module!
[INFO] Compiling 5 source files to D:\CMSSGitLab\dig-common\template\web-app-template\target\test-classes
[INFO]
[INFO] --- maven-surefire-plugin:2.18.1:test (default-test) @ web-app-template ---
[INFO] Tests are skipped.
[INFO]
[INFO] --- maven-jar-plugin:3.2.0:jar (default-jar) @ web-app-template ---
[INFO] Building jar: D:\CMSSGitLab\dig-common\template\web-app-template\target\web-app-template-1.0.0.jar
[INFO]
[INFO] --- spring-boot-maven-plugin:2.3.1.RELEASE:repackage (repackage) @ web-app-template ---
[INFO] Replacing main artifact with repackaged archive
[INFO]
[INFO] --- spring-boot-maven-plugin:2.3.1.RELEASE:repackage (default) @ web-app-template ---
[INFO] Replacing main artifact with repackaged archive
[INFO]
[INFO] --- maven-assembly-plugin:3.3.0:single (make-assembly) @ web-app-template ---
[INFO] Reading assembly descriptor: profile/dev/package.xml
[INFO] Building tar: D:\CMSSGitLab\dig-common\template\web-app-template\target\web-app-template-1.0.0-server.tar.gz
[INFO]
[INFO] --- docker-maven-plugin:0.4.13:build (build-image) @ web-app-template ---
[INFO] Copying D:\CMSSGitLab\dig-common\template\web-app-template\target\web-app-template-1.0.0.jar -> D:\CMSSGitLab\dig-common\template\web-app-template\target\docker\web-app-template-1.0.0.jar
[INFO] Copying D:\CMSSGitLab\dig-common\template\web-app-template\src\main\docker\Dockerfile -> D:\CMSSGitLab\dig-common\template\web-app-template\target\docker\Dockerfile
[INFO] Building image webapptemplate/web-app-template:1.0.0_SNAPSHOT
Step 1/5 : FROM openjdk:8-jdk-alpine
---> a3562aa0b991
Step 2/5 : VOLUME /tmp
---> Using cache
---> 3a9992956a89
Step 3/5 : ADD web-app-template-1.0.0.jar web-app-template.jar
---> 30b7fcaf08ed
Removing intermediate container c555a3b04b5a
Step 4/5 : EXPOSE 8081
---> Running in d15cfd67a278
---> 5d6a58f1218c
Removing intermediate container d15cfd67a278
Step 5/5 : ENTRYPOINT java -Djava.security.egd=file:/dev/./urandom -jar /web-app-template.jar
---> Running in 2fbb8ceefe70
---> c8cb14dd046c
Removing intermediate container 2fbb8ceefe70
Successfully built c8cb14dd046c
[INFO] Built webapptemplate/web-app-template:1.0.0_SNAPSHOT
[INFO]
[INFO] --- docker-maven-plugin:0.4.13:tag (tag-image) @ web-app-template ---
[INFO] Creating tag nexus.cmss.com:8012/webapptemplate/web-app-template:1.0.0_SNAPSHOT from webapptemplate/web-app-template:1.0.0_SNAPSHOT
[INFO]
[INFO] --- docker-maven-plugin:0.4.13:push (push-image) @ web-app-template ---
[INFO] Pushing nexus.cmss.com:8012/webapptemplate/web-app-template:1.0.0_SNAPSHOT
The push refers to a repository [nexus.cmss.com:8012/webapptemplate/web-app-template]
107680152efb: Preparing
ceaf9e1ebef5: Preparing
9b9b7f3d56a0: Preparing
f1b5933fe4b5: Preparing
ceaf9e1ebef5: Layer already exists
9b9b7f3d56a0: Layer already exists
f1b5933fe4b5: Layer already exists
107680152efb: Pushing [> ] 524.8 kB/58.48 MB
107680152efb: Pushing [=> ] 2.196 MB/58.48 MB
107680152efb: Pushing [===> ] 3.867 MB/58.48 MB
107680152efb: Pushing [====> ] 5.538 MB/58.48 MB
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107680152efb: Pushing [================> ] 19.46 MB/58.48 MB
107680152efb: Pushing [==================> ] 21.69 MB/58.48 MB
107680152efb: Pushing [====================> ] 23.92 MB/58.48 MB
107680152efb: Pushing [======================> ] 26.15 MB/58.48 MB
107680152efb: Pushing [========================> ] 28.38 MB/58.48 MB
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107680152efb: Pushing [============================> ] 32.83 MB/58.48 MB
107680152efb: Pushing [=============================> ] 35.06 MB/58.48 MB
107680152efb: Pushing [===============================> ] 37.29 MB/58.48 MB
107680152efb: Pushing [=================================> ] 39.52 MB/58.48 MB
107680152efb: Pushing [===================================> ] 41.75 MB/58.48 MB
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107680152efb: Pushing [==========================================> ] 50.1 MB/58.48 MB
107680152efb: Pushing [============================================> ] 52.33 MB/58.48 MB
107680152efb: Pushing [==============================================> ] 54.56 MB/58.48 MB
107680152efb: Pushing [================================================> ] 56.23 MB/58.48 MB
107680152efb: Pushing [=================================================> ] 58.46 MB/58.48 MB
107680152efb: Pushing [==================================================>] 58.48 MB
107680152efb: Pushed
1.0.0_SNAPSHOT: digest: sha256:769e960e2d4981611f4312cfa1da2f752829a7d799e63bee0d7d4d139ca5fec2 size: 1159
null: null
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 48.692 s
[INFO] Finished at: 2020-07-09T10:14:03+08:00
[INFO] ------------------------------------------------------------------------