def extract_metadata(manifest, labelfile=None, prefix=None):
'''extract_metadata will write a file of metadata from shub
:param manifest: the manifest to use
'''
if prefix is None:
prefix = ""
prefix = prefix.upper()
source = 'Hub'
if 'frozen' in manifest:
source = 'Registry'
metadata = manifest.copy()
remove_fields = ['files', 'spec', 'metrics']
for remove_field in remove_fields:
if remove_field in metadata:
del metadata[remove_field]
if labelfile is not None:
for key, value in metadata.items():
key = "%s%s" % (prefix, key)
value = ADD(key=key, value=value, jsonfile=labelfile, force=True)
bot.verbose("Saving Singularity %s metadata to %s" %
(source, labelfile))
return metadata
def extract_labels(manifest, labelfile=None, prefix=None):
'''extract_labels will write a file of key value pairs including
maintainer, and labels.
:param manifest: the manifest to use
:param labelfile: if defined, write to labelfile (json)
:param prefix: an optional prefix to add to the names
'''
if prefix is None:
prefix = ""
labels = get_config(manifest, 'Labels')
if labels is not None and len(labels) is not 0:
bot.verbose3("Found Docker container labels!")
if labelfile is not None:
for key, value in labels.items():
key = "%s%s" % (prefix, key)
value = ADD(key, value, labelfile, force=True)
return labels
def main():
parser = get_parser()
try:
(args,options) = parser.parse_args()
except:
sys.exit(0)
if args.key is not None and args.file is not None and args.value is not None:
value = ADD(key=args.key,
value=args.value,
jsonfile=args.file,
force=args.force)
else:
bot.error("--key and --file and --value must be defined for ADD. Exiting")
sys.exit(1)