Original automatic install:
bash <(curl -s http://repository.sandbox.infoboxcloud.ru/scripts/docker/centos7/install.sh)
Gist automatic install:
bash <(curl -s https://gist.githubusercontent.com/bashkirtsevich/ad80619ea8ce1fbe0c7204a4e008be90/raw/59deb186f181503826c8d69cfa1d2147ed63daa5/docker-install.sh)