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Docker in centos 7

21 Feb 2019

Docker needs at least CentOS 7 (CentOS Linux release 7.5.1804 (Core)) 1

Uninstall old versions

yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-engine

Prepare

Set up repo

yum install -y yum-utils \
  device-mapper-persistent-data \
  lvm2

Enable the nightly or test repositories

yum-config-manager --enable docker-ce-nightly
yum-config-manager --disable docker-ce-nightly

yum-config-manager --enable docker-ce-test

Install Docker CE

yum install docker-ce docker-ce-cli containerd.io

Start Docker CE

systemctl start docker

Check docker detail

$ docker version
Client:
 Version:           18.09.2
 API version:       1.39
 Go version:        go1.10.6
 Git commit:        6247962
 Built:             Sun Feb 10 04:13:27 2019
 OS/Arch:           linux/amd64
 Experimental:      false

Server: Docker Engine - Community
 Engine:
  Version:          18.09.2
  API version:      1.39 (minimum version 1.12)
  Go version:       go1.10.6
  Git commit:       6247962
  Built:            Sun Feb 10 03:47:25 2019
  OS/Arch:          linux/amd64
  Experimental:     false

Grant permisstion to non-root user

usermod -a -G docker user-name
chown root:docker docker
chmod 771 -R /var/lib/docker

Install docker-compose

yum install docker-compose -y

  1. Get Docker CE for CentOS ↩

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