Automatic (outdated) images cleanup #14
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name: Cleanup Old Docker Images > 6 months by the scheduler | |
on: | |
push: | |
branches-ignore: | |
- master | |
jobs: | |
cleanup: | |
runs-on: ubuntu-latest | |
steps: | |
- name: Checkout Repository | |
uses: actions/checkout@v2 | |
- name: Login to DockerHub | |
uses: docker/login-action@v1 | |
with: | |
username: ${{ secrets.DOCKER_USERNAME }} | |
password: ${{ secrets.DOCKER_PASSWORD }} | |
- name: List Docker Hub images and delete ones matching the pattern | |
run: | | |
REPO="spryker/php" | |
curl -s "https://hub.docker.com/v2/repositories/${REPO}/tags?page_size=1000" > tags.json | |
TODAY=$(date +%s) | |
THRESHOLD=$((180 * 24 * 60 * 60)) # 180 days in seconds | |
# Regex pattern to match tags that end with a hash (40-character hexadecimal) | |
HASH_PATTERN=".*-[a-f0-9]{40}$" | |
IMAGES_DELETED=false | |
DELETED_IMAGES="" | |
for TAG in $(jq -r '.results[] | @base64' < tags.json); do | |
_jq() { | |
echo ${TAG} | base64 --decode | jq -r ${1} | |
} | |
TAG_NAME=$(_jq '.name') | |
LAST_UPDATED=$(_jq '.last_updated') | |
LAST_UPDATED_DATE=$(date -d "${LAST_UPDATED}" +%s) | |
AGE=$((TODAY - LAST_UPDATED_DATE)) | |
if [[ ${AGE} -ge ${THRESHOLD} ]] && [[ ${TAG_NAME} =~ ${HASH_PATTERN} ]]; then | |
echo "Deleting image tag ${TAG_NAME} (last updated: ${LAST_UPDATED})" | |
IMAGES_DELETED=true | |
DELETED_IMAGES="${DELETED_IMAGES}\n${TAG_NAME}" | |
# Uncomment the following lines to enable image deletion | |
curl -X DELETE \ | |
-u "${{ secrets.DOCKER_USERNAME }}:${{ secrets.DOCKER_PASSWORD }}" \ | |
"https://hub.docker.com/v2/repositories/${REPO}/tags/${TAG_NAME}/" | |
fi | |
done | |
if [[ ${IMAGES_DELETED} == false ]]; then | |
echo "No images found for deletion" > deleted_images.txt | |
else | |
echo -e "Deleted images: ${DELETED_IMAGES}" > deleted_images.txt | |
fi | |
- name: Read Deleted Images | |
id: read_deleted_images | |
run: | | |
DELETED_IMAGES=$(cat deleted_images.txt) | |
echo "::set-output name=deleted_images::$DELETED_IMAGES" | |
- name: Send Slack Notification | |
uses: slackapi/[email protected] | |
with: | |
payload: | | |
{ | |
"text": "Docker Cleanup completed for repository: ${{ github.repository }}", | |
"attachments": [ | |
{ | |
"pretext": "Docker Cleanup Results", | |
"color": "good", | |
"fields": [ | |
{ | |
"title": "Outcome", | |
"value": "${{ steps.read_deleted_images.outputs.deleted_images }}", | |
"short": false | |
}, | |
{ | |
"title": "Branch", | |
"value": "${{ github.ref }}", | |
"short": true | |
}, | |
{ | |
"title": "Commit", | |
"value": "${{ github.sha }}", | |
"short": true | |
} | |
] | |
} | |
] | |
} | |
env: | |
SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }} |