Matthew Casperson mcasperson

eggplants / ghcr.sh

Last active May 31, 2025 19:27

How to get information from ghcr Docker Registry HTTP API V2 with curl

	#!/usr/bin/env bash
	# ref: https://git.521000.bestmunity/t/how-to-check-if-a-container-image-exists-on-ghcr/154836/3

	# public image's {USER}/{IMAGE}
	USER_IMAGE=eggplants/asciiquarium-docker

	# get token ('{"token":"*"}' -> '*')
	TOKEN="$(
	curl "https://ghcr.io/token?scope=repository:${USER_IMAGE}:pull" \|
	awk -F'"' '$0=$4'