On Mon, 28 Jan 2019, Daniel Walsh wrote:
> On 1/25/19 9:28 AM, M A Young wrote:
> > On Thu, 24 Jan 2019, Jon LaBadie wrote:
> >
> >> On Thu, Jan 24, 2019 at 06:46:23AM -0500, Robert P. J. Day wrote:
> >>> as part of an intro tutorial i'm writing, i want to provide a recipe
> >>> for installing docker-ce on fedora 29 from absolute scratch, and part
> >>> of that will involve how to first get rid of every trace of any old
> >>> docker- or container-related stuff.
> >>>
> >>> if one has no interest in preserving old containers, i'm proposing
> >>> running (as sudo, naturally):
> >>>
> >>> $ dnf remove "*docker*"
> >>> $ rm -rf /var/lib/{containerd,docker,docker-engine}
> >>>
> >>> i'm fairly sure that's overkill, but the point is to simulate truly
> >>> starting from scratch. the above *seems* to work, is there any reason
> >>> it would cause problems before i kick in with installing the proper
> >>> yum repo file and running:
> >>>
> >>> $ dnf install docker-ce
> >>>
> >>> thoughts?
> >> After running your "dnf remove" and "rm -rf" commands
> >> run "# locate docker". There may be config files
> >> left behind or other cruft in home dirs.
> > If the computer has LVM partions it is probably worth checking that the
> > docker-pool thin pool has been deleted, as docker can use this if there is
> > space in LVM, and I don't know if uninstalling docker is enough to remove
> > it.
> >
> > Michael Young
> > _______________________________________________
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>
> atomic storage reset
>
> I believe does the right thing. It should cleanup devicemapper as well.
>
>
> BTW Could you article also explain how to use podman in place of docker
> on Fedora 29.
>
> You could expand it to, how to convert an installed docker to a podman
> configuration.
>
> Something like
>
> for image in $(docker image -q); do
>
> podman pull image docker-daemon:$image
>
> dockre rmi --force $image
>
> done
>
> atomic storage reset
>
> rpm -e docker\*
>
> dnf install podman-docker
thanks muchly, and i'm already working on the podman part.
rday
--
========================================================================
Robert P. J. Day Ottawa, Ontario, CANADA
http://crashcourse.ca/dokuwiki
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