fix

Author: paulineribeyre

gen3workflow/routes/s3.py

@@ -1,5 +1,6 @@
 from datetime import datetime, timezone
 import hashlib
+import traceback
 from typing import Tuple
 import urllib.parse
 
@@ -42,6 +43,7 @@ def get_access_token(headers: Headers) -> Tuple[str, str]:
         (str, str): the user's access token or "" if not found, and the user's ID if the token is
         a client_credentials token
     """
+    # TODO unit tests for this function
     auth_header = headers.get("authorization")
     if not auth_header:
         return "", ""
@@ -51,13 +53,15 @@ def get_access_token(headers: Headers) -> Tuple[str, str]:
         raise HTTPException(HTTP_401_UNAUTHORIZED, err_msg)
     try:
         if "Credential=" in auth_header:  # format 1 (see docstring)
-            access_key_id = auth_header.split("Credential=")[1].split("/")[0]
+            access_token = auth_header.split("Credential=")[1].split("/")[0]
+            user_id = None
         else:  # format 2 (see docstring)
             access_key_id = auth_header.split("AWS ")[1]
             access_key_id = ":".join(access_key_id.split(":")[:-1])
-        access_token, user_id = access_key_id.split(";userId=")
+            access_token, user_id = access_key_id.split(";userId=")
         return access_token, user_id
     except Exception as e:
+        traceback.print_exc()
         logger.error(
             f"Unexpected format; unable to extract access token from authorization header: {e}"
         )