mirror of
https://github.com/freqtrade/freqtrade.git
synced 2024-11-10 10:21:59 +00:00
71 lines
1.9 KiB
Python
71 lines
1.9 KiB
Python
from typing import Any, AsyncIterator, Dict, Optional
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from uuid import uuid4
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from fastapi import Depends, HTTPException
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from freqtrade.constants import Config
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from freqtrade.enums import RunMode
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from freqtrade.persistence import Trade
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from freqtrade.persistence.models import _request_id_ctx_var
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from freqtrade.rpc.api_server.webserver_bgwork import ApiBG
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from freqtrade.rpc.rpc import RPC, RPCException
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from .webserver import ApiServer
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def get_rpc_optional() -> Optional[RPC]:
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if ApiServer._has_rpc:
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return ApiServer._rpc
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return None
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async def get_rpc() -> Optional[AsyncIterator[RPC]]:
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_rpc = get_rpc_optional()
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if _rpc:
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request_id = str(uuid4())
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ctx_token = _request_id_ctx_var.set(request_id)
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Trade.rollback()
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try:
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yield _rpc
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finally:
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Trade.session.remove()
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_request_id_ctx_var.reset(ctx_token)
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else:
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raise RPCException("Bot is not in the correct state")
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def get_config() -> Dict[str, Any]:
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return ApiServer._config
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def get_api_config() -> Dict[str, Any]:
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return ApiServer._config["api_server"]
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def _generate_exchange_key(config: Config) -> str:
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"""
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Exchange key - used for caching the exchange object.
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"""
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return f"{config['exchange']['name']}_{config.get('trading_mode', 'spot')}"
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def get_exchange(config=Depends(get_config)):
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exchange_key = _generate_exchange_key(config)
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if not (exchange := ApiBG.exchanges.get(exchange_key)):
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from freqtrade.resolvers import ExchangeResolver
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exchange = ExchangeResolver.load_exchange(config, validate=False, load_leverage_tiers=False)
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ApiBG.exchanges[exchange_key] = exchange
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return exchange
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def get_message_stream():
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return ApiServer._message_stream
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def is_webserver_mode(config=Depends(get_config)):
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if config["runmode"] != RunMode.WEBSERVER:
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raise HTTPException(status_code=503, detail="Bot is not in the correct state.")
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return None
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