def fetch(cls):
# Create own requests session and disable all environment variables,
# so that we can bypass any proxy set via env var for this request.
session = requests.Session()
session.trust_env = False
try:
resp = session.get(cls.METADATA_URL,
timeout=cls.TIMEOUT,
headers=cls.HEADERS)
resp.raise_for_status()
except Exception as e:
resp = None
_logger.debug('Unable to fetch %s data from %r: %r',
cls.VENDOR_NAME, cls.METADATA_URL, e)
return resp
def fetch(self, path):
if self.skip_metadata_check:
return None
# Create own requests session and disable all environment variables,
# so that we can bypass any proxy set via env var for this request.
session = requests.Session()
session.trust_env = False
url = self.metadata_url(path)
try:
resp = session.get(url, timeout=self.timeout)
except Exception as e:
self.skip_metadata_check = True
_logger.debug('Error fetching AWS data for %r: %r', path, e)
result = None
else:
result = resp.text
return result