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本文主要介绍如何使用Maven插件将SpringBoot应用打包为Docker镜像,并上传到私有镜像仓库Docker Registry的过程
docker run -d -p 5000:5000 --restart=always --name registry2 registry:2
如果遇到镜像下载不下来的情况,需要修改 /etc/docker/daemon.json 文件并添加上 registry-mirrors 键值,然后重启docker服务:
{
"registry-mirrors": ["https://registry.docker-cn.com"]
}
vi /usr/lib/systemd/system/docker.service
需要修改的部分:
ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock
修改后的部分:
ExecStart=/usr/bin/dockerd -H tcp://0.0.0.0:2375 -H unix://var/run/docker.sock
echo '{ "insecure-registries":["192.168.3.101:5000"] }' > /etc/docker/daemon.json
systemctl daemon-reload
systemctl stop docker
systemctl start docker
firewall-cmd --zone=public --add-port=2375/tcp --permanent
firewall-cmd --reload
<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>1.1.0</version>
<executions>
<execution>
<id>build-image</id>
<phase>package</phase>
<goals>
<goal>build</goal>
</goals>
</execution>
</executions>
<configuration>
<imageName>wangmh/${project.artifactId}:${project.version}</imageName>
<dockerHost>http://xxx.xxx.xxx.xxx:2375</dockerHost>
<baseImage>java:8</baseImage>
<entryPoint>["java", "-jar","/${project.build.finalName}.jar"]
</entryPoint>
<resources>
<resource>
<targetPath>/</targetPath>
<directory>${project.build.directory}</directory>
<include>${project.build.finalName}.jar</include>
</resource>
</resources>
</configuration>
</plugin>
</plugins>
</build>
相关配置说明:
csmvn package
docker run -d -p 8080:8080 --name test 容 器 名 : {容器名}: 容器名:{版本号}