docker-image-squash

A simple tool to to squash all layers of a docker image into a single tar file.

Installation

Binary

go install github.com/mheers/docker-image-squash@latest

Usage

Binary

docker-image-squash <image> <output.tar>

Docker

docker run --rm -v $(pwd):/output mheers/docker-image-squash <image> <output.tar>

TODO

• remove dependency of docker

Alternatives

• docker-squash - written in python
• docker-squash - written in go (not maintained)

Why docker-image-squash?

• no need to install docker
• no need to install python
• no need to run as root