Ubuntu 20 Docker安装脚本

Ubuntu 20 Docker安装脚本

安装脚本适用于Ubuntu 20 LTS，脚本将会安装Docker，SSH，CURL等软件，安装完毕后重启系统

Docker版本为最新版本，脚本将自动配置Docker加速源

#! /bin/bash
# 适用于Ubuntu 20

#安装Vim Git g++ ssh 等服务
sudo apt-get update
sudo apt install vim git g++ ssh python3-pip curl -y

# 安装Docker
sudo apt-get remove docker docker-engine docker.io containerd runc -y
sudo apt-get install \
    apt-transport-https \
    ca-certificates \
    curl \
    gnupg \
    lsb-release -y

curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg

echo \
  "deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu \
  $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

sudo apt-get update
sudo apt-get install docker-ce docker-ce-cli containerd.io -y

# 添加docker源加速，并设置容器驱动为kubeadm推荐的systemd
sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
    "exec-opts": ["native.cgroupdriver=systemd"],
    "log-driver": "json-file",
    "log-opts": {
      "max-size": "100m"
    },"registry-mirrors":["https://registry.docker-cn.com"],
    "storage-driver": "overlay2",
    "storage-opts": [
      "overlay2.override_kernel_check=true"
    ]
}
EOF

# 添加当前用户到docker组
sudo gpasswd -a ${USER} docker && echo "docker ${USER} group add !!!!"  || echo "fail!!!!!!!!!!!!"
sudo systemctl daemon-reload
sudo systemctl enable docker
sudo systemctl restart docker