centos安装docker和Jenkins
sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
一、卸载旧版本(如果有)
二、安装必要的依赖包
三、设置 Docker 仓库
四、安装
yum install docker-ce-26.1.3-1.el8 docker-ce-cli-26.1.3-1.el8 containerd.io
如果有冲突,执行下面再安装
sudo yum remove runc
sudo yum remove podman buildah
sudo yum clean all
五、配置 Docker 镜像加速
六、安装docker-compose
下载文件,添加权限,创建软连接,验证 (我是手动下载放到/usr/local/bin下并重命名docker-compose 直接执行chmod +x命令)
sudo curl -L "https://github.com/docker/compose/releases/download/v2.27.0/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
sudo chmod +x /usr/local/bin/docker-compose
sudo ln -s /usr/local/bin/docker-compose /usr/bin/docker-compose
docker-compose --version
或者pip安装: sudo pip3 install docker-compose yum install docker-compose -y
七、安装jenkins (豆包,编写docker-compose.yml文件)
docker pull jenkins/jenkins:lts-2.504.1
docker-compose up -d
docker-compose logs jenkins | grep "Initial password" 或 cat /opt/jenkins/jenkins_home/secrets/initialAdminPassword
八、docker镜像的导出导入
docker save -o jenkins.tar jenkins/jenkins:lts
docker save -o jenkins2.tar jenkins/ssh-agent:latest
docker load -i jenkins.tar
八、jenkins 导出导入Job配置,备份初始化数据。 注意:sudo chown -R 1000:1000 /opt/jenkins/jenkins_home/
1. 复制 jenkins/jobs文件夹 到目标jenkins中jobs;
2. 在目标Jenkins上,打开Manage Jenkins,选择Reload Configuration from Disk 或 读取设置

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