docker CE Community Edition, Docker EE Enterprise Edition
docker CE installation
First, using a mirror mounted warehouse
First installed on the new host Docker CE before, you need to set Docker image storage. Then, you can install and update from mirror warehouse Docker
Set up a mirrored warehouse
1, yum-utils provides yum-config-manager utility, and devicemapper storage driver needs devicemapper-persistent-data and lvm2
yum install -y yum-utils device-mapper-persistent-data lvm2
2, using the following command set stable image repository. You always need to use the stable image warehouses, even if you also need to edge or testing mirroring install warehouse building as well.
ps: New is not installed yum before the source:
yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
ps: After Run a plurality docker-ce.repo image warehouse
3 , update yum package index
makecache the FAST yum (build local cache)
4, lists the available versions. This example uses the sort -r command by version number to sort the results (from highest to lowest)
yum list docker-ce.x86_64 --showduplicates | sort -r
5, install a specific version
yum -y install docker-ce-<VERSION>
For example: yum the install Docker -Y-CE-18.06.3.ce-3.el7
6 / boot from Kai
systemctl start docker
systemctl enable docker
7 / View Auto-start service
systemctl list-unit-files
Two , Docker upgrade
1 / Stop d Ocker Service
systemctl stop docker
2 / delete the old version
yum -y remove docker-common docker-selinux docker-engine
3 / install the specified version
yum -y install docker-ce-18.06.3.ce-3.el7
4 / View version
docker -v