Install Docker

https://docs.docker.com/engine/installation/linux/centos/

Upload/copy certs rar on VM

scp -i <key path> <rar file path>  user@<ip>:/user/

Install unrar

wget ftp://ftp.pbone.net/mirror/ftp5.gwdg.de/pub/opensuse/repositories/home:/Kenzy:/modified:/C7/CentOS_7/x86_64/unrar-5.0.12-2.1.x86_64.rpm

rpm -Uvh unrar-5.4.5-1.el7.x86_64.rpm

unrar e \certs.rar

Replace ExecStart with below line in file /usr/lib/systemd/system/docker.service

ExecStart=/usr/bin/dockerd --selinux-enabled --tls=true --tlscacert=/root/ca.pem --tlscert=/root/server-cert.pem --tlskey=/root/server-key.pem -H tcp://0.0.0.0:2376

Disable firewall

systemctl disable firewalld

Add below lines in .bashrc

  export DOCKER_TLS_VERIFY="1"
  export DOCKER_HOST="tcp://localhost:2376"
  export DOCKER_CERT_PATH="/root"

source .bashrc

Restart docker

systemctl daemon-reload

service docker restart