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安装Docker ​

sudo yum remove -y docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-engine
sudo yum install -y yum-utils \
  device-mapper-persistent-data \
  lvm2
sudo yum-config-manager \
    --add-repo \
    http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
sudo yum install -y docker-ce docker-ce-cli containerd.io
systemctl start docker
cat >/etc/docker/daemon.json <<EOF
{
  "registry-mirrors": ["https://esc1pe31.mirror.aliyuncs.com"]
}
EOF
systemctl enable docker
systemctl restart docker

卸载旧版 ​

shell
sudo yum remove -y docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-engine

安装需要的工具 ​

shell
sudo yum install -y yum-utils \
  device-mapper-persistent-data \
  lvm2

添加需要的源 ​

阿里源 ​

shell
sudo yum-config-manager \
    --add-repo \
    http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

清华源 ​

shell
sudo yum-config-manager \
    --add-repo \
    https://mirrors.tuna.tsinghua.edu.cn/docker-ce/linux/centos/docker-ce.repo

安装Docker ​

shell
sudo yum  install -y docker-ce docker-ce-cli containerd.io

修改镜像源 ​

| 阿里云的加速都不能用了，只有在云上的用户可以使用

shell
cat >/etc/docker/daemon.json <<EOF
{
  "registry-mirrors": [
    "https://docker.m.daocloud.io"
  ]
}
EOF
systemctl daemon-reload
systemctl restart docker
shell
IP=215
nmcli c mod ens192 ipv4.address 192.168.1.$IP/24
nmcli c delete Wired\ connection\ 1 
nmcli c delete ens224
nmcli c add con-name ens224 ipv4.addresses 172.16.0.$IP/24 ipv4.method manual connection.autoconnect yes type ethernet ifname ens224