安裝docker到最新版本

yum remove docker docker-engine docker-common \
docker-client docker-client-latest docker-latest docker-latest-logrotate \
docker-logrotate docker-selinux docker-engine-selinux  -y
yum install yum-utils lvm2 device-mapper-persistent-data -y
yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
yum-config-manager --disable docker-ce-edge docker-ce-test
yum install docker-ce