#!/bin/bash -e

# Removes docker images created by 'build-unit-test-docker' which are older
# than the current week.
#   - Images start with 'openbmc/ubuntu-unit-test'.
#   - Image tags contain YYYY-Www where:
#       * YYYY is the 4 digit year. (date format %Y)
#       * W is the literal 'W'
#       * ww is the two digit ISO week. (date format %V)

docker image ls \
        "openbmc/ubuntu-unit-test*" \
        --format "{{.Repository}}:{{.Tag}}" |
    grep -v "$(date '+%Y-W%V')" | xargs -r docker image rm || true