OpenSUSE Leap 42: Install Docker for container

This article will describe installing Docker. Please see here for usage of Docker.

1 Install Docker

The following script will install Docker.

#!/bin/sh

sudo zypper -n in docker

# FIXME: There may be a timing issue about using bridge network
#        before iptables is prepared.
sudo sed -e 's;After=\(.*\);After=\1 network-online.target SuSEfirewall2.service;g' \
     -i /usr/lib/systemd/system/docker.service
sudo systemctl --system daemon-reload
sudo systemctl start docker
sudo systemctl enable docker
sudo gpasswd -a "${USER}" docker
sudo reboot

2 Execution result

Run hello-world.

$ docker run hello-world
<snip>
Hello from Docker!
<snip>