1.Add docker-ce repo in fedora 26
[12:54 root@server /home/cipher]# sudo dnf config-manager \ > --add-repo \ > https://download.docker.com/linux/fedora/docker-ce.repo Adding repo from: https://download.docker.com/linux/fedora/docker-ce.repo [12:55 root@server /home/cipher]#
2.Install docker-ce
[12:55 root@server /home/cipher]# dnf install docker-ce
3.Start , enable docker service
[12:58 root@server /home/cipher]# systemctl start docker [12:58 root@server /home/cipher]# systemctl enable docker Created symlink /etc/systemd/system/multi-user.target.wants/docker.service → /usr/lib/systemd/system/docker.service. [12:58 root@server /home/cipher]#
4.Fixing docker access error as a normal user
[12:59 cipher ~]$ docker ps Got permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock: Get https://%2Fvar%2Frun%2Fdocker.sock/v1.35/containers/json: dial unix /var/run/docker.sock: connect: permission denied add user to docker group [12:59 cipher ~]$ sudo usermod -aG docker cipher [sudo] password for cipher: To reflect the changes without logging out the system or reboot use below command [12:59 cipher ~]$ newgrp docker Try accessing docker as a normal user [12:59 cipher ~]$ docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
5.Pulling docker image.
[12:59 cipher ~]$ docker pull centos Using default tag: latest latest: Pulling from library/centos af4b0a2388c6: Pull complete Digest: sha256:2671f7a3eea36ce43609e9fe7435ade83094291055f1c96d9d1d1d7c0b986a5d Status: Downloaded newer image for centos:latest
6.Installing docker compose
sudo curl -L https://github.com/docker/compose/releases/download/1.19.0/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose