add even more logging

python/packages/server/src/officeconvert_server/service.py

@@ -90,11 +90,20 @@ class ConversionServiceImpl(conversion_connect.ConversionService):
                 exc=exc,
             )
             raise
-        upload_url = self._store.presigned_put_url(
+        try:
-            bucket_name,
+            upload_url = self._store.presigned_put_url(
-            upload_key,
+                bucket_name,
-            ttl_seconds=self._config.s3_session_ttl_seconds,
+                upload_key,
-        )
+                ttl_seconds=self._config.s3_session_ttl_seconds,
+            )
+        except S3Error as exc:
+            log_s3_error(
+                "presigned_put_url",
+                endpoint=self._config.s3_public_endpoint,
+                secure=self._config.s3_public_secure,
+                exc=exc,
+            )
+            raise
 
         session = ConversionSession(
             conversion_id=conversion_id,