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118 lines
4.7 KiB
Python
118 lines
4.7 KiB
Python
# Copyright 2021 Collate
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# http://www.apache.org/licenses/LICENSE-2.0
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""
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Databricks usage module
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"""
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import csv
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import traceback
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from datetime import datetime
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from typing import Iterable, Optional
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from metadata.generated.schema.type.tableQuery import TableQueries, TableQuery
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from metadata.ingestion.source.database.databricks.query_parser import (
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DatabricksQueryParserSource,
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)
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from metadata.ingestion.source.database.usage_source import UsageSource
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from metadata.utils.logger import ingestion_logger
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logger = ingestion_logger()
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class DatabricksUsageSource(DatabricksQueryParserSource, UsageSource):
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"""
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Databricks Usage Source
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"""
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def get_table_query(self) -> Iterable[TableQuery]:
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try:
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if self.config.sourceConfig.config.queryLogFilePath:
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table_query_list = []
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with open(
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self.config.sourceConfig.config.queryLogFilePath,
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"r",
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encoding="utf-8",
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) as query_log_file:
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for raw in csv.DictReader(query_log_file):
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query_dict = dict(raw)
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analysis_date = (
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datetime.utcnow()
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if not query_dict.get("session_start_time")
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else datetime.strptime(
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query_dict.get("session_start_time"),
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"%Y-%m-%d %H:%M:%S+%f",
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)
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)
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query_dict["aborted"] = query_dict["sql_state_code"] == "00000"
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if "statement" in query_dict["message"]:
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query_dict["message"] = query_dict["message"].split(":")[1]
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table_query_list.append(
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TableQuery(
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query=query_dict["message"],
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userName=query_dict.get("user_name", ""),
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startTime=query_dict.get("session_start_time", ""),
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endTime=query_dict.get("log_time", ""),
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analysisDate=analysis_date,
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aborted=self.get_aborted_status(query_dict),
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databaseName=self.get_database_name(query_dict),
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serviceName=self.config.serviceName,
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databaseSchema=self.get_schema_name(query_dict),
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)
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)
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yield TableQueries(queries=table_query_list)
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else:
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yield from self.process_table_query()
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except Exception as err:
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logger.error(f"Source usage processing error - {err}")
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logger.debug(traceback.format_exc())
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def process_table_query(self) -> Optional[Iterable[TableQuery]]:
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"""
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Method to yield TableQueries
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"""
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try:
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queries = []
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data = self.client.list_query_history(
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start_date=self.start,
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end_date=self.end,
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)
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for row in data:
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try:
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if self.client.is_query_valid(row):
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queries.append(
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TableQuery(
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query=row.get("query_text"),
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userName=row.get("user_name"),
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startTime=row.get("query_start_time_ms"),
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endTime=row.get("execution_end_time_ms"),
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analysisDate=datetime.now(),
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serviceName=self.config.serviceName,
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duration=row.get("duration") / 1000
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if row.get("duration")
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else None,
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)
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)
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except Exception as err:
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logger.debug(traceback.format_exc())
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logger.error(str(err))
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yield TableQueries(queries=queries)
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except Exception as err:
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logger.error(f"Source usage processing error - {err}")
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logger.debug(traceback.format_exc())
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