Podman Docker Cheatsheet

This note contains all the tips and tricks for podman & docker cli

Podman

Add docker to search registries

This is to allow podman to automatically pull images from dockerhub without explicitly indicating docker.io
eg: podman pull ubuntu will pull ubuntu image from dockerhub

unqualified-search-registries=["docker.io"]

Reference

Docker

Add insecure registries to docker

This is to allow docker to login or pull from insecure registries (without https) or when then local system does not have a SSL certificate trust with destination registry

{
	"insecure-registries": ["insecure-registry.com:8443"]
}

systemctl daemon-reload && systemctl restart docker
Reference

Save Images

podman pull <container-url>
podman save <container-image-id> -o <filename.tar>

Import Images to local disk

podman import <filename.tar>