Centos7.1 install docker

Centos7.1 install docker
# View centos version uname-a yum-y update
# Install docker curl-sSL https://get.docker.com/| sh yum install-y docker-selinux
# View the docker version docker -- version
# Start docker service systemctl start docker. service
# Docker run hello-world
# Configure Docker auto-start: systemctl enable docker. service
# Docker images
# Search for the official repository centos image docker search centos
# Pull official image. Sometimes you need to try sudo docker pull centos several times for network problems
# Run as a terminal; check the id first; or you can directly use the [REPOSITORY]: [tag] method [root @ localhost/]
# Docker images repository tag image id created size centos latest 8596123a638e 12 days ago 196.7 MB hello-world latest 94df4f0ce8a4 4 weeks ago 967 B sudo docker run-it 8596123a638e/bin/