[Cialug] Rhel/docker question

L. V. Lammert lvl at omnitec.net
Tue Aug 13 17:42:19 UTC 2024


On Mon, 12 Aug 2024, Andrew Denner wrote:

> The RHEL linux world is leaning away from docker and more to the podman
> ecosystem. It is still possible to use docker, it just requires adding
> the docker CE repo from docker directly.
>
Yes, .. I recall now the discussions about podman; in the SuSE world, it
has never arisen so no experience here.

> https://www.howtoforge.com/docker-ce-on-alma-linux-9-a-quick-and-easy-installation-guide/
> The name of the package is docker-compose-pluginCoy  yIf you want to go
> the more rhel route, you can install the podman docker compatability
> layer and then use docker compose directly with podman.
>
I had installed "docker", which seems to have installed the compatibility
layer:

$ cat /bin/docker
#!/usr/bin/sh
[ -e /etc/containers/nodocker ] || \
echo "Emulate Docker CLI using podman. Create /etc/containers/nodocker to
quiet msg." >&2
exec /usr/bin/podman "$@"

BUT the docker-compose version above is apparently NOT setup for podman:

$ docker-compose up
WARN[0000] /srv/jitsi/docker-compose.yml: `version` is obsolete
Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the
docker daemon running?

The rabbit hole is getting deeper & deeper, .. would Debian would be a
better base OS?

	TIA!!



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