Docker Install CentOS
CentOS (Community Enterprise Operating System) is one of the Linux distributions that comes from the source code of Red Hat Enterprise Linux (RHEL) compiled in accordance with open source regulations. Because it comes from the same source code, some servers that require high stability use CentOS instead of the commercial version of Red Hat Enterprise Linux.
1. Check the available CentOS versions
Visit the CentOS image repository at https://hub.docker.com/_/centos?tab=tags&page=1.
You can view other versions of CentOS via Sort by. The default is the latest version, centos:latest.
You can also find other versions you want in the drop-down list –
2. Pull the CentOS image of the specified version, here we install the specified version for example (centos7):
$ docker pull centos:centos7
3. Check the local image
Use the following command to see if centos7 is installed.
$ docker images
4. Run the container and you can access the CentOS container with the exec command.
$ docker run -itd --name centos-test centos:centos7
5. Successful installation
Finally, we can view the running information of the container by using the docker ps command.