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import argparse
import os
import re
import subprocess
import sys
AUTH_SERVICE = 'registry.docker.io'
AUTH_SCOPE = 'repository:oaisoftwarealliance/oai-enb:pull'
def main() -> None:
args = _parse_args()
cmd = 'curl -fsSL "https://auth.docker.io/token?service=' + AUTH_SERVICE + '&scope=' + AUTH_SCOPE + '" 2>/dev/null | jq --raw-output ".token"'
token = subprocess.check_output(cmd, shell=True, universal_newlines=True)
token = str(token).strip()
cmd = 'curl -fsSL -H "Authorization: Bearer ' + token + '" "https://index.docker.io/v2/oaisoftwarealliance/oai-enb/tags/list" 2>/dev/null | jq .'
listOfTags = subprocess.check_output(cmd, shell=True, universal_newlines=True)
foundTag = False
for tag in listOfTags.split('\n'):
if re.search('"' + args.start_tag + '"', tag) is not None:
foundTag = True
if not foundTag:
print (args.start_tag)
sys.exit(0)
proposedVariants = ['a', 'b', 'c', 'd']
for variant in proposedVariants:
foundTag = False
currentVariant = variant
for tag in listOfTags.split('\n'):
if re.search('"' + args.start_tag + variant + '"', tag) is not None:
foundTag = True
break
if not foundTag:
break
if not foundTag:
print (args.start_tag + currentVariant)
def _parse_args() -> argparse.Namespace:
parser = argparse.ArgumentParser(description='Provides an unique new image tag for DockerHub')
parser.add_argument(
'--start_tag', '-st',
action='store',
required=True,
help='Proposed Starting Tag',
)
return parser.parse_args()
if __name__ == '__main__':
main()