Linux离线安装Docker

Docker下载

浏览器请求：https://download.docker.com/linux/static/stable/x86_64/docker-18.06.1-ce.tgz
网址进行下载。

下载成功后拷贝docker-18.06.1-ce.tgz到目标服务器

Linux 系统有外网权限可执行下面命令下载：

wget https://download.docker.com/linux/static/stable/x86_64/docker-18.06.1-ce.tgz

Docker安装

1.解压

tar -xvf docker-18.06.1-ce.tgz

2.将解压出来的docker文件内容移动到 /usr/bin/ 目录下

cp docker/* /usr/bin/

3.将docker注册为service

vim /etc/systemd/system/docker.service

内容为：

[Unit]
Description=Docker Application Container Engine
Documentation=https://docs.docker.com
After=network-online.target firewalld.service
Wants=network-online.target
  
[Service]
Type=notify
# the default is not to use systemd for cgroups because the delegate issues still
# exists and systemd currently does not support the cgroup feature set required
# for containers run by docker
ExecStart=/usr/bin/dockerd
ExecReload=/bin/kill -s HUP $MAINPID
# Having non-zero Limit*s causes performance problems due to accounting overhead
# in the kernel. We recommend using cgroups to do container-local accounting.
LimitNOFILE=infinity
LimitNPROC=infinity
LimitCORE=infinity
# Uncomment TasksMax if your systemd version supports it.
# Only systemd 226 and above support this version.
#TasksMax=infinity
TimeoutStartSec=0
# set delegate yes so that systemd does not reset the cgroups of docker containers
Delegate=yes
# kill only the docker process, not all processes in the cgroup
KillMode=process
# restart the docker process if it exits prematurely
Restart=on-failure
StartLimitBurst=3
StartLimitInterval=60s
  
[Install]
WantedBy=multi-user.target

4.启动

#添加文件权限并启动docker
chmod +x /etc/systemd/system/docker.service
#重新加载配置文件
systemctl daemon-reload
#启动Docker
systemctl start docker
#设置开机自启
systemctl enable docker.service

5.验证

#查看Docker状态
systemctl status docker
#查看Docker版本
docker -v