Utility function to perform the server-side of Hawk authentication, with no dependencies other than the Python standard library.
pip install hawk-serverfrom hawkserver import authenticate_hawk_header
def lookup_credentials(id):
# Return {'id': 'some-id', 'key': 'some-secret'} matching credentials,
# or None if credentials can't be found
def seen_nonce(nonce, id):
# Store nonce, return True if nonce previously seen
error_message, credentials = authenticate_hawk_header(
lookup_credentials, seen_nonce, max_skew,
header, method, host, port, path, content_type, content,
)
if error_message is not None:
# Return error or raise exception as needed