af-inet · February 22, 2019 16:30
diff --git a/ecr-delete-untagged.py b/ecr-delete-untagged.py
 #!/usr/bin/env python
 #
 # https://boto3.readthedocs.io/en/latest/reference/services/ecr.html
 #
 import argparse
 import json
 import boto3


 client = boto3.client("ecr")


 def parse_args():
    parser = argparse.ArgumentParser(
        description='deletes untagged images from ECR (dry run by default)')
    parser.add_argument('name',
        type=str,
        help='ECR repository name')
    parser.add_argument('-f', '--force',
        action='store_true',
        help='actually delete untagged the images from ECR')
    return parser.parse_args()


 def list_untagged_images(args):
    response = client.list_images(
        repositoryName=args.name,
        maxResults=1000,
        filter={
            'tagStatus': 'UNTAGGED'
        }
    )
    print(json.dumps(response, indent=2))
    return response


 def delete_images(args, imageIds):
    response = client.batch_delete_image(
        repositoryName=args.name,
        imageIds=imageIds
    )
    print(json.dumps(response, indent=2))


 def main():
    args = parse_args()
    if not args.force:
        list_untagged_images(args)
        print("[*] dry-run. run with [-f --force] to actually delete images.")
    else:
        response = list_untagged_images(args)
        if len(response['imageIds']) > 0:
            delete_images(args, response['imageIds'])
        print("[*] deleted %s images." % len(response['imageIds']))


 if __name__ == '__main__':
    main()
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