How to install docker offline in linux

system version

system version:RedHat7.5
Docker version: 18.06.3
Download link:https://download.docker.com/linux/static/stable/x86_64/

Server creation directory

mkdir -p /home/docker

Copy the installation package to the server

scp '/c/Users/cmdhelp/Desktop/test/docker-18.06.3-ce.tgz' root@192.168.254.147:/home/docker

Enter the installation package path

cd /home/docker/

Create docker user group

sudo groupadd docker

Add the current user to the docker group

sudo gpasswd -a root docker

Log in to the docker group

newgrp docker

 Unzip the installation package

tar -xvf docker-18.06.3-ce.tgz

Copy and unzip the file

sudo cp docker/* /usr/bin/

Add service

sudo vi /etc/systemd/system/docker.service

Service Content

[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

Elevated privileges

sudo chmod +x /etc/systemd/system/docker.service

重新加载daemon

sudo systemctl daemon-reload

Set boot up

sudo systemctl enable docker

Start the docker service

sudo systemctl start docker