Containerization

Podman

Podman is a modern, daemonless container engine that provides a Docker-compatible command-line interface, making it easy for users familiar with Docker to transition.

Installation

To install Podman, add the following line to configuration.nix:

virtualization.podman.enable = true;

Verified Usage

podman run

podman run runs a command in a new container.

# Start a container, execute a command, and then exit
podman run --name=c1 docker.io/library/alpine ls /etc

# Start a container and attach to an interactive shell
podman run -it docker.io/library/alpine

podman image

podman image manages local images.

# List downloaded images
podman image ls

podman ps

podman ps lists containers.

# Show the status of all containers (including exited ones)
podman ps -a

podman rm

podman rm removes one or more containers.

# Remove a container named foo
podman rm foo