Script to clean up disk usage of Docker daemon artifacts: dangling images, container structure test, volumes

docker_cleanup.sh

#!/usr/bin/env bash
set -o errexit -o nounset -o pipefail

filters=(
  'dangling=true'
  'reference=registry.structure_test.oci.local/image:*'
  'reference=cst.oci.local/*'
)

for arg in "$@"; do
  filters+=("reference=$arg")
done

{
  for filter in "${filters[@]}"; do
    docker images --filter="$filter" --format='{{.ID}}'
  done
} | sort --unique | xargs -r docker image remove --force


docker volume prune --force