Merge branch 'main' into fix_oauth_token_cache

.codegen/_openapi_sha

@@ -1 +1 @@
-5285ce76f81314f342c1702d5c2ad4ef42488781
+f2385add116e3716c8a90a0b68e204deb40f996c

databricks/sdk/_base_client.py

@@ -1,3 +1,4 @@
+import io
 import logging
 import urllib.parse
 from datetime import timedelta
@@ -130,6 +131,14 @@ def flatten_dict(d: Dict[str, Any]) -> Dict[str, Any]:
         flattened = dict(flatten_dict(with_fixed_bools))
         return flattened
 
+    @staticmethod
+    def _is_seekable_stream(data) -> bool:
+        if data is None:
+            return False
+        if not isinstance(data, io.IOBase):
+            return False
+        return data.seekable()
+
     def do(self,
            method: str,
            url: str,
@@ -144,18 +153,31 @@ def do(self,
         if headers is None:
             headers = {}
         headers['User-Agent'] = self._user_agent_base
-        retryable = retried(timeout=timedelta(seconds=self._retry_timeout_seconds),
-                            is_retryable=self._is_retryable,
-                            clock=self._clock)
-        response = retryable(self._perform)(method,
-                                            url,
-                                            query=query,
-                                            headers=headers,
-                                            body=body,
-                                            raw=raw,
-                                            files=files,
-                                            data=data,
-                                            auth=auth)
+
+        # Wrap strings and bytes in a seekable stream so that we can rewind them.
+        if isinstance(data, (str, bytes)):
+            data = io.BytesIO(data.encode('utf-8') if isinstance(data, str) else data)
+
+        # Only retry if the request is not a stream or if the stream is seekable and
+        # we can rewind it. This is necessary to avoid bugs where the retry doesn't
+        # re-read already read data from the body.
+        if data is not None and not self._is_seekable_stream(data):
+            logger.debug(f"Retry disabled for non-seekable stream: type={type(data)}")
+            call = self._perform
+        else:
+            call = retried(timeout=timedelta(seconds=self._retry_timeout_seconds),
+                           is_retryable=self._is_retryable,
+                           clock=self._clock)(self._perform)
+
+        response = call(method,
+                        url,
+                        query=query,
+                        headers=headers,
+                        body=body,
+                        raw=raw,
+                        files=files,
+                        data=data,
+                        auth=auth)
 
         resp = dict()
         for header in response_headers if response_headers else []:
@@ -226,6 +248,12 @@ def _perform(self,
                  files=None,
                  data=None,
                  auth: Callable[[requests.PreparedRequest], requests.PreparedRequest] = None):
+        # Keep track of the initial position of the stream so that we can rewind it if
+        # we need to retry the request.
+        initial_data_position = 0
+        if self._is_seekable_stream(data):
+            initial_data_position = data.tell()
+
         response = self._session.request(method,
                                          url,
                                          params=self._fix_query_string(query),
@@ -237,9 +265,18 @@ def _perform(self,
                                          stream=raw,
                                          timeout=self._http_timeout_seconds)
         self._record_request_log(response, raw=raw or data is not None or files is not None)
+
         error = self._error_parser.get_api_error(response)
         if error is not None:
+            # If the request body is a seekable stream, rewind it so that it is ready
+            # to be read again in case of a retry.
+            #
+            # TODO: This should be moved into a "before-retry" hook to avoid one
+            # unnecessary seek on the last failed retry before aborting.
+            if self._is_seekable_stream(data):
+                data.seek(initial_data_position)
             raise error from None
+
         return response
 
     def _record_request_log(self, response: requests.Response, raw: bool = False) -> None: