diff --git a/src/databricks/sql/auth/thrift_http_client.py b/src/databricks/sql/auth/thrift_http_client.py index 11589258..0a3651b9 100644 --- a/src/databricks/sql/auth/thrift_http_client.py +++ b/src/databricks/sql/auth/thrift_http_client.py @@ -5,6 +5,7 @@ import six import thrift +import thrift.transport.THttpClient logger = logging.getLogger(__name__) diff --git a/src/databricks/sql/thrift_backend.py b/src/databricks/sql/thrift_backend.py index e0247e6a..63d3a0f0 100644 --- a/src/databricks/sql/thrift_backend.py +++ b/src/databricks/sql/thrift_backend.py @@ -1,19 +1,20 @@ -from decimal import Decimal import errno import logging import math -import time -import uuid +import os import threading +import uuid +import time + from ssl import CERT_NONE, CERT_REQUIRED, create_default_context from typing import List, Union +import databricks.sql.auth.thrift_http_client import pyarrow -import thrift.transport.THttpClient import thrift.protocol.TBinaryProtocol +import thrift.transport.THttpClient import thrift.transport.TSocket import thrift.transport.TTransport - import urllib3.exceptions import databricks.sql.auth.thrift_http_client @@ -21,7 +22,6 @@ from databricks.sql.auth.authenticators import AuthProvider from databricks.sql.thrift_api.TCLIService import TCLIService, ttypes from databricks.sql import * -from databricks.sql.exc import MaxRetryDurationError from databricks.sql.thrift_api.TCLIService.TCLIService import ( Client as TCLIServiceClient, ) @@ -155,14 +155,9 @@ def __init__( self.staging_allowed_local_path = staging_allowed_local_path self._initialize_retry_args(kwargs) - self._use_arrow_native_complex_types = kwargs.get( - "_use_arrow_native_complex_types", True - ) + self._use_arrow_native_complex_types = kwargs.get("_use_arrow_native_complex_types", True) self._use_arrow_native_decimals = kwargs.get("_use_arrow_native_decimals", True) - self._use_arrow_native_timestamps = kwargs.get( - "_use_arrow_native_timestamps", True - ) - + self._use_arrow_native_timestamps = kwargs.get("_use_arrow_native_timestamps", True) # Cloud fetch self.max_download_threads = kwargs.get("max_download_threads", 10) @@ -231,13 +226,13 @@ def __init__( **additional_transport_args, # type: ignore ) - timeout = THRIFT_SOCKET_TIMEOUT or kwargs.get( - "_socket_timeout", DEFAULT_SOCKET_TIMEOUT - ) + # HACK! + timeout = THRIFT_SOCKET_TIMEOUT or kwargs.get("_socket_timeout", DEFAULT_SOCKET_TIMEOUT) logger.info(f"Setting timeout HACK! to {timeout}") # setTimeout defaults to 15 minutes and is expected in ms + self._transport.setTimeout(timeout and (float(timeout) * 1000.0)) self._transport.setCustomHeaders(dict(http_headers)) @@ -260,15 +255,11 @@ def _initialize_retry_args(self, kwargs): given_or_default = type_(kwargs.get(key, default)) bound = _bound(min, max, given_or_default) setattr(self, key, bound) - logger.debug( - "retry parameter: {} given_or_default {}".format(key, given_or_default) - ) + logger.debug("retry parameter: {} given_or_default {}".format(key, given_or_default)) if bound != given_or_default: logger.warning( "Override out of policy retry parameter: " - + "{} given {}, restricted to {}".format( - key, given_or_default, bound - ) + + "{} given {}, restricted to {}".format(key, given_or_default, bound) ) # Fail on retry delay min > max; consider later adding fail on min > duration? @@ -296,9 +287,7 @@ def _extract_error_message_from_headers(headers): if THRIFT_ERROR_MESSAGE_HEADER in headers: err_msg = headers[THRIFT_ERROR_MESSAGE_HEADER] if DATABRICKS_ERROR_OR_REDIRECT_HEADER in headers: - if ( - err_msg - ): # We don't expect both to be set, but log both here just in case + if err_msg: # We don't expect both to be set, but log both here just in case err_msg = "Thriftserver error: {}, Databricks error: {}".format( err_msg, headers[DATABRICKS_ERROR_OR_REDIRECT_HEADER] ) @@ -529,10 +518,7 @@ def _check_initial_namespace(self, catalog, schema, response): if not (catalog or schema): return - if ( - response.serverProtocolVersion - < ttypes.TProtocolVersion.SPARK_CLI_SERVICE_PROTOCOL_V4 - ): + if response.serverProtocolVersion < ttypes.TProtocolVersion.SPARK_CLI_SERVICE_PROTOCOL_V4: raise InvalidServerResponseError( "Setting initial namespace not supported by the DBR version, " "Please use a Databricks SQL endpoint or a cluster with DBR >= 9.0." @@ -547,10 +533,7 @@ def _check_initial_namespace(self, catalog, schema, response): def _check_session_configuration(self, session_configuration): # This client expects timetampsAsString to be false, so we do not allow users to modify that - if ( - session_configuration.get(TIMESTAMP_AS_STRING_CONFIG, "false").lower() - != "false" - ): + if session_configuration.get(TIMESTAMP_AS_STRING_CONFIG, "false").lower() != "false": raise Error( "Invalid session configuration: {} cannot be changed " "while using the Databricks SQL connector, it must be false not {}".format( @@ -562,18 +545,14 @@ def _check_session_configuration(self, session_configuration): def open_session(self, session_configuration, catalog, schema): try: self._transport.open() - session_configuration = { - k: str(v) for (k, v) in (session_configuration or {}).items() - } + session_configuration = {k: str(v) for (k, v) in (session_configuration or {}).items()} self._check_session_configuration(session_configuration) # We want to receive proper Timestamp arrow types. # We set it also in confOverlay in TExecuteStatementReq on a per query basic, # but it doesn't hurt to also set for the whole session. session_configuration[TIMESTAMP_AS_STRING_CONFIG] = "false" if catalog or schema: - initial_namespace = ttypes.TNamespace( - catalogName=catalog, schemaName=schema - ) + initial_namespace = ttypes.TNamespace(catalogName=catalog, schemaName=schema) else: initial_namespace = None @@ -599,9 +578,7 @@ def close_session(self, session_handle) -> None: finally: self._transport.close() - def _check_command_not_in_error_or_closed_state( - self, op_handle, get_operations_resp - ): + def _check_command_not_in_error_or_closed_state(self, op_handle, get_operations_resp): if get_operations_resp.operationState == ttypes.TOperationState.ERROR_STATE: if get_operations_resp.displayMessage: raise ServerOperationError( @@ -691,9 +668,7 @@ def map_type(t_type_entry): else: # Current thriftserver implementation should always return a primitiveEntry, # even for complex types - raise OperationalError( - "Thrift protocol error: t_type_entry not a primitiveEntry" - ) + raise OperationalError("Thrift protocol error: t_type_entry not a primitiveEntry") def convert_col(t_column_desc): return pyarrow.field( @@ -711,9 +686,7 @@ def _col_to_description(col): # Drop _TYPE suffix cleaned_type = (name[:-5] if name.endswith("_TYPE") else name).lower() else: - raise OperationalError( - "Thrift protocol error: t_type_entry not a primitiveEntry" - ) + raise OperationalError("Thrift protocol error: t_type_entry not a primitiveEntry") if type_entry.primitiveEntry.type == ttypes.TTypeId.DECIMAL_TYPE: qualifiers = type_entry.primitiveEntry.typeQualifiers.qualifiers @@ -734,9 +707,7 @@ def _col_to_description(col): @staticmethod def _hive_schema_to_description(t_table_schema): - return [ - ThriftBackend._col_to_description(col) for col in t_table_schema.columns - ] + return [ThriftBackend._col_to_description(col) for col in t_table_schema.columns] def _results_message_to_execute_response(self, resp, operation_state): if resp.directResults and resp.directResults.resultSetMetadata: @@ -764,9 +735,7 @@ def _results_message_to_execute_response(self, resp, operation_state): or (not direct_results.resultSet) or direct_results.resultSet.hasMoreRows ) - description = self._hive_schema_to_description( - t_result_set_metadata_resp.schema - ) + description = self._hive_schema_to_description(t_result_set_metadata_resp.schema) schema_bytes = ( t_result_set_metadata_resp.arrowSchema or self._hive_schema_to_arrow_schema(t_result_set_metadata_resp.schema) @@ -807,8 +776,7 @@ def _wait_until_command_done(self, op_handle, initial_operation_status_resp): op_handle, initial_operation_status_resp ) operation_state = ( - initial_operation_status_resp - and initial_operation_status_resp.operationState + initial_operation_status_resp and initial_operation_status_resp.operationState ) while not operation_state or operation_state in [ ttypes.TOperationState.RUNNING_STATE, @@ -823,21 +791,13 @@ def _wait_until_command_done(self, op_handle, initial_operation_status_resp): def _check_direct_results_for_error(t_spark_direct_results): if t_spark_direct_results: if t_spark_direct_results.operationStatus: - ThriftBackend._check_response_for_error( - t_spark_direct_results.operationStatus - ) + ThriftBackend._check_response_for_error(t_spark_direct_results.operationStatus) if t_spark_direct_results.resultSetMetadata: - ThriftBackend._check_response_for_error( - t_spark_direct_results.resultSetMetadata - ) + ThriftBackend._check_response_for_error(t_spark_direct_results.resultSetMetadata) if t_spark_direct_results.resultSet: - ThriftBackend._check_response_for_error( - t_spark_direct_results.resultSet - ) + ThriftBackend._check_response_for_error(t_spark_direct_results.resultSet) if t_spark_direct_results.closeOperation: - ThriftBackend._check_response_for_error( - t_spark_direct_results.closeOperation - ) + ThriftBackend._check_response_for_error(t_spark_direct_results.closeOperation) def execute_command( self, @@ -864,9 +824,7 @@ def execute_command( sessionHandle=session_handle, statement=operation, runAsync=True, - getDirectResults=ttypes.TSparkGetDirectResults( - maxRows=max_rows, maxBytes=max_bytes - ), + getDirectResults=ttypes.TSparkGetDirectResults(maxRows=max_rows, maxBytes=max_bytes), canReadArrowResult=True, canDecompressLZ4Result=lz4_compression, canDownloadResult=use_cloud_fetch, @@ -885,9 +843,7 @@ def get_catalogs(self, session_handle, max_rows, max_bytes, cursor): req = ttypes.TGetCatalogsReq( sessionHandle=session_handle, - getDirectResults=ttypes.TSparkGetDirectResults( - maxRows=max_rows, maxBytes=max_bytes - ), + getDirectResults=ttypes.TSparkGetDirectResults(maxRows=max_rows, maxBytes=max_bytes), ) resp = self.make_request(self._client.GetCatalogs, req) return self._handle_execute_response(resp, cursor) @@ -905,9 +861,7 @@ def get_schemas( req = ttypes.TGetSchemasReq( sessionHandle=session_handle, - getDirectResults=ttypes.TSparkGetDirectResults( - maxRows=max_rows, maxBytes=max_bytes - ), + getDirectResults=ttypes.TSparkGetDirectResults(maxRows=max_rows, maxBytes=max_bytes), catalogName=catalog_name, schemaName=schema_name, ) @@ -929,9 +883,7 @@ def get_tables( req = ttypes.TGetTablesReq( sessionHandle=session_handle, - getDirectResults=ttypes.TSparkGetDirectResults( - maxRows=max_rows, maxBytes=max_bytes - ), + getDirectResults=ttypes.TSparkGetDirectResults(maxRows=max_rows, maxBytes=max_bytes), catalogName=catalog_name, schemaName=schema_name, tableName=table_name, @@ -955,9 +907,7 @@ def get_columns( req = ttypes.TGetColumnsReq( sessionHandle=session_handle, - getDirectResults=ttypes.TSparkGetDirectResults( - maxRows=max_rows, maxBytes=max_bytes - ), + getDirectResults=ttypes.TSparkGetDirectResults(maxRows=max_rows, maxBytes=max_bytes), catalogName=catalog_name, schemaName=schema_name, tableName=table_name,