Cloud info - use same session

CHANGELOG.md

@@ -7,9 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
+### Changed
+- CloudSettings will now reuse the HTTP session from the query client for sync clients.
+
 ### Fixed
 
-- CloudInfo / CloudSettings now cached by authority (schema, host and port) instead of full URL
+- CloudSettings now cached by authority (schema, host and port) instead of full URL
 
 ## [5.0.3] - 2025-05-04
 

azure-kusto-data/azure/kusto/data/_cloud_settings.py

@@ -54,28 +54,28 @@ class CloudSettings:
         first_party_authority_url=DEFAULT_FIRST_PARTY_AUTHORITY_URL,
     )
 
-    @classmethod
-    @distributed_trace(name_of_span="CloudSettings.get_cloud_info", kind=SpanKind.CLIENT)
-    def get_cloud_info_for_cluster(cls, kusto_uri: str, proxies: Optional[Dict[str, str]] = None) -> CloudInfo:
-        normalized_authority = cls._normalize_uri(kusto_uri)
-
-        # tracing attributes for cloud info
-        Span.set_cloud_info_attributes(kusto_uri)
-
-        if normalized_authority in cls._cloud_cache:  # Double-checked locking to avoid unnecessary lock access
-            return cls._cloud_cache[normalized_authority]
-
-        with cls._cloud_cache_lock:
-            if normalized_authority in cls._cloud_cache:
-                return cls._cloud_cache[normalized_authority]
-
-            url_parts = urlparse(kusto_uri)
+    @classmethod
+    @distributed_trace(name_of_span="CloudSettings.get_cloud_info", kind=SpanKind.CLIENT)
+    def get_cloud_info_for_cluster(cls, kusto_uri: str, proxies: Optional[Dict[str, str]] = None, session: requests.Session = None) -> CloudInfo:
+        normalized_authority = cls._normalize_uri(kusto_uri)
+
+        # tracing attributes for cloud info
+        Span.set_cloud_info_attributes(kusto_uri)
+
+        if normalized_authority in cls._cloud_cache:  # Double-checked locking to avoid unnecessary lock access
+            return cls._cloud_cache[normalized_authority]
+
+        with cls._cloud_cache_lock:
+            if normalized_authority in cls._cloud_cache:
+                return cls._cloud_cache[normalized_authority]
+
+            url_parts = urlparse(kusto_uri)
             url = f"{url_parts.scheme}://{url_parts.netloc}/{METADATA_ENDPOINT}"
 
             try:
                 # trace http get call for result
                 result = MonitoredActivity.invoke(
-                    lambda: requests.get(url, proxies=proxies, allow_redirects=False),
+                    lambda: (session or requests).get(url, proxies=proxies, allow_redirects=False),
                     name_of_span="CloudSettings.http_get",
                     tracing_attributes=Span.create_http_attributes(url=url, method="GET"),
                 )
@@ -87,32 +87,32 @@ def get_cloud_info_for_cluster(cls, kusto_uri: str, proxies: Optional[Dict[str,
                 if content is None or content == {}:
                     raise KustoServiceError("Kusto returned an invalid cloud metadata response", result)
                 root = content["AzureAD"]
-                if root is not None:
-                    cls._cloud_cache[normalized_authority] = CloudInfo(
-                        login_endpoint=root["LoginEndpoint"],
-                        login_mfa_required=root["LoginMfaRequired"],
-                        kusto_client_app_id=root["KustoClientAppId"],
-                        kusto_client_redirect_uri=root["KustoClientRedirectUri"],
-                        kusto_service_resource_id=root["KustoServiceResourceId"],
-                        first_party_authority_url=root["FirstPartyAuthorityUrl"],
-                    )
-                else:
-                    cls._cloud_cache[normalized_authority] = cls.DEFAULT_CLOUD
-            elif result.status_code == 404:
-                # For now as long not all proxies implement the metadata endpoint, if no endpoint exists return public cloud data
-                cls._cloud_cache[normalized_authority] = cls.DEFAULT_CLOUD
-            else:
-                raise KustoServiceError("Kusto returned an invalid cloud metadata response", result)
+                if root is not None:
+                    cls._cloud_cache[normalized_authority] = CloudInfo(
+                        login_endpoint=root["LoginEndpoint"],
+                        login_mfa_required=root["LoginMfaRequired"],
+                        kusto_client_app_id=root["KustoClientAppId"],
+                        kusto_client_redirect_uri=root["KustoClientRedirectUri"],
+                        kusto_service_resource_id=root["KustoServiceResourceId"],
+                        first_party_authority_url=root["FirstPartyAuthorityUrl"],
+                    )
+                else:
+                    cls._cloud_cache[normalized_authority] = cls.DEFAULT_CLOUD
+            elif result.status_code == 404:
+                # For now as long not all proxies implement the metadata endpoint, if no endpoint exists return public cloud data
+                cls._cloud_cache[normalized_authority] = cls.DEFAULT_CLOUD
+            else:
+                raise KustoServiceError("Kusto returned an invalid cloud metadata response", result)
             return cls._cloud_cache[normalized_authority]
 
     @classmethod
     def add_to_cache(cls, url: str, cloud_info: CloudInfo):
         with cls._cloud_cache_lock:
             cls._cloud_cache[cls._normalize_uri(url)] = cloud_info
 
-    @classmethod
-    def _normalize_uri(cls, kusto_uri):
-        """Extracts and returns the authority part of the URI (schema, host, port)"""
-        url_parts = urlparse(kusto_uri)
-        # Return only the scheme and netloc (which contains host and port if present)
+    @classmethod
+    def _normalize_uri(cls, kusto_uri):
+        """Extracts and returns the authority part of the URI (schema, host, port)"""
+        url_parts = urlparse(kusto_uri)
+        # Return only the scheme and netloc (which contains host and port if present)
         return f"{url_parts.scheme}://{url_parts.netloc}"

azure-kusto-data/azure/kusto/data/_token_providers.py

@@ -8,6 +8,7 @@
 from threading import Lock
 from typing import Callable, Coroutine, List, Optional, Any
 
+import requests
 from azure.core.exceptions import ClientAuthenticationError
 from azure.core.tracing import SpanKind
 from azure.core.tracing.decorator import distributed_trace
@@ -92,6 +93,7 @@ class TokenProviderBase(abc.ABC):
 
     def __init__(self, is_async: bool = False):
         self._proxy_dict: Optional[str, str] = None
+        self._session: Optional[requests.Session] = None
         self.is_async = is_async
 
         if is_async:
@@ -262,6 +264,9 @@ def _valid_token_or_throw(self, token: dict, context: str = "") -> dict:
     def set_proxy(self, proxy_url: str):
         self._proxy_dict = {"http": proxy_url, "https": proxy_url}
 
+    def set_session(self, session: requests.Session):
+        self._session = session
+
 
 class CloudInfoTokenProvider(TokenProviderBase, abc.ABC):
     _cloud_info: Optional[CloudInfo]
@@ -274,7 +279,7 @@ def __init__(self, kusto_uri: str, is_async: bool = False):
 
     def _init_resources(self):
         if self._kusto_uri is not None:
-            self._cloud_info = CloudSettings.get_cloud_info_for_cluster(self._kusto_uri, self._proxy_dict)
+            self._cloud_info = CloudSettings.get_cloud_info_for_cluster(self._kusto_uri, self._proxy_dict, self._session)
             resource_uri = self._cloud_info.kusto_service_resource_id
             if self._cloud_info.login_mfa_required:
                 resource_uri = resource_uri.replace(".kusto.", ".kustomfa.")

azure-kusto-data/azure/kusto/data/client_base.py

@@ -2,12 +2,11 @@
 import io
 import json
 import uuid
-from copy import copy
 from datetime import timedelta
 from typing import Union, Optional, Any, NoReturn, ClassVar, TYPE_CHECKING
 from urllib.parse import urljoin
 
-from requests import Response
+from requests import Response, Session
 
 from azure.kusto.data._cloud_settings import CloudSettings
 from azure.kusto.data._token_providers import CloudInfoTokenProvider
@@ -34,6 +33,7 @@ class _KustoClientBase(abc.ABC):
     _aad_helper: _AadHelper
     client_details: ClientDetails
     _endpoint_validated = False
+    _session: Union["aiohttp.ClientSession", "Session"]
 
     def __init__(self, kcsb: Union[KustoConnectionStringBuilder, str], is_async):
         self._kcsb = kcsb
@@ -73,13 +73,20 @@ def set_proxy(self, proxy_url: str):
         self._proxy_url = proxy_url
         if self._aad_helper:
             self._aad_helper.token_provider.set_proxy(proxy_url)
+            if isinstance(self._session, Session):
+                self._aad_helper.token_provider.set_session(self._session)
 
     def validate_endpoint(self):
         if not self._endpoint_validated and self._aad_helper is not None:
             if isinstance(self._aad_helper.token_provider, CloudInfoTokenProvider):
+                endpoint = CloudSettings.get_cloud_info_for_cluster(
+                    self._kusto_cluster,
+                    self._aad_helper.token_provider._proxy_dict,
+                    self._session if isinstance(self._session, Session) else None,
+                ).login_endpoint
                 well_known_kusto_endpoints.validate_trusted_endpoint(
                     self._kusto_cluster,
-                    CloudSettings.get_cloud_info_for_cluster(self._kusto_cluster, self._aad_helper.token_provider._proxy_dict).login_endpoint,
+                    endpoint,
                 )
             self._endpoint_validated = True
 

azure-kusto-data/tests/test_kusto_client.py

@@ -181,7 +181,7 @@ def test_custom_request_id(self, mock_post, method):
             self._assert_sanity_query_response(response)
             self._assert_client_request_id(mock_post.call_args[-1], value=request_id)
 
-    @patch("requests.get", side_effect=mocked_requests_post)
+    @patch("requests.Session.get", side_effect=mocked_requests_post)
     def test_proxy_token_providers(self, mock_get, proxy_kcsb):
         """Test query V2."""
         proxy = "https://my_proxy.sample"

azure-kusto-ingest/azure/kusto/ingest/base_ingest_client.py

@@ -107,7 +107,7 @@ def ingest_from_dataframe(
         https://docs.microsoft.com/en-us/azure/data-explorer/ingest-data-overview#ingestion-methods
         :param pandas.DataFrame df: input dataframe to ingest.
         :param azure.kusto.ingest.IngestionProperties ingestion_properties: Ingestion properties.
-        :param DataFormat data_format: Format to convert the dataframe to - Can be DataFormat.CSV, DataFormat.JSOn or None. If not specified, it will try to infer it from the mapping, if not found, it will default to JSON.
+        :param DataFormat data_format: Format to convert the dataframe to - Can be DataFormat.CSV, DataFormat.JSON or None. If not specified, it will try to infer it from the mapping, if not found, it will default to JSON.
         """
 
         if self._is_closed: