async def fetch_release_metadata(session, record):
"""The `candidates` folder contains build info about recent
released versions.
"""
global _candidates_build_folder
product = record['source']['product']
version = record['target']['version']
platform = record['target']['platform']
locale = 'en-US'
try:
latest_build_folder = _candidates_build_folder[product][version]
except KeyError:
# Version is not listed in candidates. Give up.
return None
build_number = int(latest_build_folder.strip('/')[-1]) # build3 -> 3
# Metadata for EME-free and sha1 repacks are the same as original release.
platform = re.sub('-(eme-free|sha1)', '', platform, flags=re.I)
url = archive_url(product,
version,
platform,
locale,
candidate='/' + latest_build_folder)
# We already have the metadata for this platform and version.
if url in _release_metadata:
return _release_metadata[url]
try:
_, files = await fetch_listing(session, url)
except ValueError:
# Some partial update don't have metadata. eg. /47.0.1-candidates/
_release_metadata[url] = None
return None
for f in files:
filename = f['name']
if is_release_build_metadata(product, version, filename):
try:
metadata = await fetch_json(session, url + filename)
metadata['buildnumber'] = build_number
_release_metadata[url] = metadata
return metadata
except aiohttp.ClientError as e:
# Sometimes, some XML comes out \o/ (see #259)
pass
# Version exists in candidates but has no metadata!
_release_metadata[url] = None # Don't try it anymore.
raise ValueError('Missing metadata for candidate {}'.format(url))
def test_wrong_release_metadata(product, version, filename):
assert not is_release_build_metadata(product, version, filename)
