def authenticate(self, request):
api_key_header = self.header_canonical(self.API_KEY_HEADER)
api_key = request.META.get(api_key_header)
if not api_key:
return None
nonce = request.META.get(self.header_canonical("nonce"))
if not nonce:
raise exceptions.AuthenticationFailed('No nonce provided')
ts = request.META.get(self.header_canonical("timestamp"))
if not ts:
raise exceptions.AuthenticationFailed('No timestamp provided')
ts_diff = int(time.time()) - int(ts)
if abs(ts_diff) > self.TIME_BACK:
raise exceptions.AuthenticationFailed(
'Timestamp is more than %s minutes different from the server.' % TIME_BACK)
try:
nonce = Nonce(nonce=nonce, timestamp=ts)
nonce.save(force_insert=True)
except:
raise exceptions.AuthenticationFailed('Nonce check failed')
return SignatureAuthentication.authenticate(self, request)
def authenticate(self, request):
api_key_header = self.header_canonical(self.API_KEY_HEADER)
api_key = request.META.get(api_key_header)
if not api_key:
return None
nonce = request.META.get(self.header_canonical("nonce"))
if not nonce:
raise exceptions.AuthenticationFailed('No nonce provided')
ts = request.META.get(self.header_canonical("timestamp"))
if not ts:
raise exceptions.AuthenticationFailed('No timestamp provided')
ts_diff = int(time.time()) - int(ts)
if abs(ts_diff) > self.TIME_BACK:
raise exceptions.AuthenticationFailed(
'Timestamp is more than %s minutes different from the server.'
% TIME_BACK)
try:
nonce = Nonce(nonce=nonce, timestamp=ts)
nonce.save(force_insert=True)
except:
raise exceptions.AuthenticationFailed('Nonce check failed')
return SignatureAuthentication.authenticate(self, request)
