84771542a6
* fix(chalice): fixed unprocessed_sessions.py * refactor(chalice): refactored favorite sessions * fix(chalice): fixed errors handing issue
73 lines
2.8 KiB
Python
73 lines
2.8 KiB
Python
import logging
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import clickhouse_driver
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from decouple import config
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logger = logging.getLogger(__name__)
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settings = {}
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if config('ch_timeout', cast=int, default=-1) > 0:
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logger.info(f"CH-max_execution_time set to {config('ch_timeout')}s")
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settings = {**settings, "max_execution_time": config('ch_timeout', cast=int)}
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if config('ch_receive_timeout', cast=int, default=-1) > 0:
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logger.info(f"CH-receive_timeout set to {config('ch_receive_timeout')}s")
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settings = {**settings, "receive_timeout": config('ch_receive_timeout', cast=int)}
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class ClickHouseClient:
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__client = None
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def __init__(self, database=None):
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extra_args = {}
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if config("CH_COMPRESSION", cast=bool, default=True):
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extra_args["compression"] = "lz4"
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self.__client = clickhouse_driver.Client(host=config("ch_host"),
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database=database if database else config("ch_database",
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default="default"),
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user=config("ch_user", default="default"),
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password=config("ch_password", default=""),
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port=config("ch_port", cast=int),
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settings=settings,
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**extra_args) \
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if self.__client is None else self.__client
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def __enter__(self):
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return self
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def execute(self, query, parameters=None, **args):
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try:
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results = self.__client.execute(query=query, params=parameters, with_column_types=True, **args)
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keys = tuple(x for x, y in results[1])
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return [dict(zip(keys, i)) for i in results[0]]
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except Exception as err:
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logger.error("--------- CH EXCEPTION -----------", exc_info=err)
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logger.error("--------- CH QUERY EXCEPTION -----------")
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logger.error(self.format(query=query, parameters=parameters)
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.replace('\n', '\\n')
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.replace(' ', ' ')
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.replace(' ', ' '))
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logger.error("--------------------")
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raise err
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def insert(self, query, params=None, **args):
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return self.__client.execute(query=query, params=params, **args)
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def client(self):
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return self.__client
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def format(self, query, parameters):
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if parameters is None:
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return query
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return self.__client.substitute_params(query, parameters, self.__client.connection.context)
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def __exit__(self, *args):
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pass
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async def init():
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logger.info(f">CH_POOL:not defined")
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async def terminate():
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pass
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