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giansalex/docker-registry-v2-delete-image.md

Last active June 21, 2020 17:46
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Delete image from docker registrry
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docker-registry-v2-delete-image.md

Delete image tag on Docker Registry v2

Require enable delete on docker-compose.yml.

environment:
  REGISTRY_STORAGE_DELETE_ENABLED: "true"

Run command to delete image tag.

# Yout registry Host 
HOST=registry.docker.com
CREDENTIALS="user:password"
IMAGE=example
TAG=latest

DIGEST=$(curl --silent -I -H "Accept: application/vnd.docker.distribution.manifest.v2+json" -u $CREDENTIALS -X GET https://$HOST/v2/$IMAGE/manifests/$TAG 2>&1 | grep docker-content-digest | awk '{print ($2)}')
echo $DIGEST
curl -u $CREDENTIALS -X DELETE https://$HOST/v2/$IMAGE/manifests/$DIGEST

Finally, run garbage collector

docker exec -it docker-registry bin/registry garbage-collect /etc/docker/registry/config.yml --delete-untagged=true
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