56 lines
1.6 KiB
Python
56 lines
1.6 KiB
Python
import logging
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from typing import Any, Dict
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from sqlalchemy import func
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from freqtrade.configuration.config_setup import setup_utils_configuration
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from freqtrade.enums import RunMode
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logger = logging.getLogger(__name__)
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def start_convert_db(args: Dict[str, Any]) -> None:
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from sqlalchemy.orm import make_transient
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from freqtrade.persistence import Order, Trade, init_db
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from freqtrade.persistence.migrations import set_sequence_ids
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from freqtrade.persistence.pairlock import PairLock
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config = setup_utils_configuration(args, RunMode.UTIL_NO_EXCHANGE)
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init_db(config['db_url'])
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session_target = Trade.session
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init_db(config['db_url_from'])
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logger.info("Starting db migration.")
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trade_count = 0
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pairlock_count = 0
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for trade in Trade.get_trades():
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trade_count += 1
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make_transient(trade)
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for o in trade.orders:
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make_transient(o)
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session_target.add(trade)
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session_target.commit()
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for pairlock in PairLock.query:
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pairlock_count += 1
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make_transient(pairlock)
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session_target.add(pairlock)
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session_target.commit()
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# Update sequences
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max_trade_id = session_target.query(func.max(Trade.id)).scalar()
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max_order_id = session_target.query(func.max(Order.id)).scalar()
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max_pairlock_id = session_target.query(func.max(PairLock.id)).scalar()
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set_sequence_ids(session_target.get_bind(),
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trade_id=max_trade_id,
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order_id=max_order_id,
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pairlock_id=max_pairlock_id)
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logger.info(f"Migrated {trade_count} Trades, and {pairlock_count} Pairlocks.")
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