i-amolo/docker_docker-compose_centos7.md

## docker_docker-compose_centos7.md

      
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              docker_docker-compose_centos7.md
            
          
    Install Docker CE


Update the CentOs 7 package manager

# yum update 

# yum upgrade

# yum clean all

Make sure that you don't have a docker version installed on your system

# yum remove docker docker-engine docker-common docker-selinux docker-ce docker-ce-cli containerd.i
Install the required packages

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

# yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo

Install Container SeLinux , prerequisite for latest Docker

# yum -y install http://mirror.centos.org/centos/7/extras/x86_64/Packages/container-selinux-2.119.2-1.911c772.el7_8.noarch.rpm
Install Docker Community Edition

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

The images, containers, volumes and configurations are stored in the directory /var/lib/docker
Launch the docker daemon and enable it to boot when your system turned on

# systemctl start docker.service

# systemctl enable docker.service

Add your user into docker group

$ sudo usermod -aG docker $(whoami)
Install Docker-Compose


Install linux Enterprise packages

# yum install epel-release

Install python-pip and update it

# yum install -y python-pip

# yum upgrade python*

Install docker-compose

# pip install docker-compose

verify the installation of docker and docker-compose

# docker -v

    Docker version 18.09.4, build d14af54266
# docker-compose -v

    docker-compose version 1.23.2, build 1110ad0