fix: Add Debug logs while attaching token to request

google/auth/compute_engine/_metadata.py

@@ -264,4 +264,5 @@ def get_service_account_token(request, service_account="default", scopes=None):
     token_expiry = _helpers.utcnow() + datetime.timedelta(
         seconds=token_json["expires_in"]
     )
+    _LOGGER.debug("Received token with expiry: %s", token_json["expires_in"])
     return token_json["access_token"], token_expiry

google/auth/credentials.py

@@ -16,12 +16,15 @@
 """Interfaces for credentials."""
 
 import abc
+import logging
 
 import six
 
 from google.auth import _helpers
 
 
+_LOGGER = logging.getLogger(__name__)
+
 @six.add_metaclass(abc.ABCMeta)
 class Credentials(object):
     """Base class for all credentials.
@@ -109,6 +112,7 @@ def apply(self, headers, token=None):
         headers["authorization"] = "Bearer {}".format(
             _helpers.from_bytes(token or self.token)
         )
+        _LOGGER.debug("Attached token with expiry:{} at {}".format(self.expiry, _helpers.utcnow()))
         if self.quota_project_id:
             headers["x-goog-user-project"] = self.quota_project_id
 

google/auth/version.py

@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "2.11.1"
+__version__ = "2.11.2-dev1"