docker
# docker安装
# 卸载旧版本
如果之前安装过旧版本的Docker,可以使用下面命令卸载:
yum remove docker \ docker-client \ docker-client-latest \ docker-common \ docker-latest \ docker-latest-logrotate \ docker-logrotate \ docker-selinux \ docker-engine-selinux \ docker-engine \ docker-ce
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# 安装docker
首先需要大家虚拟机联网 (opens new window),安装yum工具
yum install -y yum-utils \ device-mapper-persistent-data \ lvm2 --skip-broken
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4然后更新本地镜像源:
# 设置docker镜像源 yum-config-manager \ --add-repo \ https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo sed -i 's/download.docker.com/mirrors.aliyun.com\/docker-ce/g' /etc/yum.repos.d/docker-ce.repo yum makecache fast
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9然后执行命令
yum install -y docker-ce
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# 启动docker
注意
Docker应用需要用到各种端口,逐一去修改防火墙设置。非常麻烦,因此建议大家直接关闭防火墙!
启动docker前,一定要关闭防火墙后!!
启动docker前,一定要关闭防火墙后!!
启动docker前,一定要关闭防火墙后!!
- 关闭防火墙
# 关闭
systemctl stop firewalld
# 禁止开机启动防火墙
systemctl disable firewalld
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启动
systemctl start docker # 启动docker服务 systemctl stop docker # 停止docker服务 systemctl restart docker # 重启docker服务
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6查看版本
docker -v
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# 配置镜像加速
sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
"registry-mirrors": ["https://581ltx2c.mirror.aliyuncs.com"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker
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# CentOS7安装DockerCompose
# 方式一
- 前提是安装了docker
$ sudo yum update
$ sudo yum install docker-compose-plugin
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# 方式二
下载
# 安装 curl -L https://github.com/docker/compose/releases/download/1.23.1/docker-compose-`uname -s`-`uname -m` > /usr/local/bin/docker-compose
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2修改权限
# 修改权限 chmod +x /usr/local/bin/docker-compose
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3Base自动补全命令
# 补全命令 curl -L https://raw.githubusercontent.com/docker/compose/1.29.1/contrib/completion/bash/docker-compose > /etc/bash_completion.d/docker-compose 如果这里出现错误,需要修改自己的hosts文件: echo "199.232.68.133 raw.githubusercontent.com" >> /etc/hosts
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编辑 (opens new window)
上次更新: 2024/12/31 14:23:38