def fetch_index(self):
if not self.url:
return {}
index_url = urljoin(self.url, 'index.json')
response = self.geturl(index_url)
if response.status_code != httplib.OK:
message = 'Could not fetch "{}"; recieved "{} {}"'
self.logger.error(message.format(index_url, response.status_code, response.reason))
return {}
return json.loads(response.content)
def download_asset(self, asset, owner_name):
url = urljoin(self.url, owner_name, asset['path'])
local_path = _f(os.path.join(settings.dependencies_directory, '__remote',
owner_name, asset['path'].replace('/', os.sep)))
if os.path.isfile(local_path) and not self.always_fetch:
local_sha = sha256(local_path)
if local_sha == asset['sha256']:
self.logger.debug('Local SHA256 matches; not re-downloading')
return local_path
self.logger.debug('Downloading {}'.format(url))
response = self.geturl(url, stream=True)
if response.status_code != httplib.OK:
message = 'Could not download asset "{}"; recieved "{} {}"'
self.logger.warning(message.format(url, response.status_code, response.reason))
return
with open(local_path, 'wb') as wfh:
for chunk in response.iter_content(chunk_size=self.chunk_size):
wfh.write(chunk)
return local_path
