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exchange_monitor_sync/sync/position_sync_batch.py

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2025-12-03 14:40:14 +08:00
from .base_sync import BaseSync
from loguru import logger
from typing import List, Dict, Any, Set, Tuple
import json
import asyncio
from datetime import datetime
from sqlalchemy import text, and_, select, delete
from models.orm_models import StrategyPosition
import time
class PositionSyncBatch(BaseSync):
"""持仓数据批量同步器"""
def __init__(self):
super().__init__()
self.batch_size = 500 # 每批处理数量
async def sync_batch(self, accounts: Dict[str, Dict]):
"""批量同步所有账号的持仓数据"""
try:
logger.info(f"开始批量同步持仓数据,共 {len(accounts)} 个账号")
start_time = time.time()
# 1. 收集所有账号的持仓数据
all_positions = await self._collect_all_positions(accounts)
if not all_positions:
logger.info("无持仓数据需要同步")
return
logger.info(f"收集到 {len(all_positions)} 条持仓数据")
# 2. 批量同步到数据库
success, stats = await self._sync_positions_batch_to_db(all_positions)
elapsed = time.time() - start_time
if success:
logger.info(f"持仓批量同步完成: 处理 {stats['total']} 条,更新 {stats['updated']} 条,"
f"插入 {stats['inserted']} 条,删除 {stats['deleted']} 条,耗时 {elapsed:.2f}")
else:
logger.error("持仓批量同步失败")
except Exception as e:
logger.error(f"持仓批量同步失败: {e}")
async def _collect_all_positions(self, accounts: Dict[str, Dict]) -> List[Dict]:
"""收集所有账号的持仓数据"""
all_positions = []
try:
# 按交易所分组账号
account_groups = self._group_accounts_by_exchange(accounts)
# 并发收集每个交易所的数据
tasks = []
for exchange_id, account_list in account_groups.items():
task = self._collect_exchange_positions(exchange_id, account_list)
tasks.append(task)
# 等待所有任务完成并合并结果
results = await asyncio.gather(*tasks, return_exceptions=True)
for result in results:
if isinstance(result, list):
all_positions.extend(result)
except Exception as e:
logger.error(f"收集持仓数据失败: {e}")
return all_positions
def _group_accounts_by_exchange(self, accounts: Dict[str, Dict]) -> Dict[str, List[Dict]]:
"""按交易所分组账号"""
groups = {}
for account_id, account_info in accounts.items():
exchange_id = account_info.get('exchange_id')
if exchange_id:
if exchange_id not in groups:
groups[exchange_id] = []
groups[exchange_id].append(account_info)
return groups
async def _collect_exchange_positions(self, exchange_id: str, account_list: List[Dict]) -> List[Dict]:
"""收集某个交易所的持仓数据"""
positions_list = []
try:
tasks = []
for account_info in account_list:
k_id = int(account_info['k_id'])
st_id = account_info.get('st_id', 0)
task = self._get_positions_from_redis(k_id, st_id, exchange_id)
tasks.append(task)
# 并发获取
results = await asyncio.gather(*tasks, return_exceptions=True)
for result in results:
if isinstance(result, list):
positions_list.extend(result)
except Exception as e:
logger.error(f"收集交易所 {exchange_id} 持仓数据失败: {e}")
return positions_list
async def _get_positions_from_redis(self, k_id: int, st_id: int, exchange_id: str) -> List[Dict]:
"""从Redis获取持仓数据"""
try:
redis_key = f"{exchange_id}:positions:{k_id}"
redis_data = self.redis_client.client.hget(redis_key, 'positions')
if not redis_data:
return []
positions = json.loads(redis_data)
# 添加账号信息
for position in positions:
position['k_id'] = k_id
position['st_id'] = st_id
position['exchange_id'] = exchange_id
return positions
except Exception as e:
logger.error(f"获取Redis持仓数据失败: k_id={k_id}, error={e}")
return []
async def _sync_positions_batch_to_db(self, all_positions: List[Dict]) -> Tuple[bool, Dict]:
"""批量同步持仓数据到数据库"""
try:
if not all_positions:
return True, {'total': 0, 'updated': 0, 'inserted': 0, 'deleted': 0}
# 按账号分组
positions_by_account = {}
for position in all_positions:
k_id = position['k_id']
if k_id not in positions_by_account:
positions_by_account[k_id] = []
positions_by_account[k_id].append(position)
logger.info(f"开始批量处理 {len(positions_by_account)} 个账号的持仓数据")
# 批量处理每个账号
total_stats = {'total': 0, 'updated': 0, 'inserted': 0, 'deleted': 0}
for k_id, positions in positions_by_account.items():
st_id = positions[0]['st_id'] if positions else 0
# 处理单个账号的批量同步
success, stats = await self._sync_single_account_batch(k_id, st_id, positions)
if success:
total_stats['total'] += stats['total']
total_stats['updated'] += stats['updated']
total_stats['inserted'] += stats['inserted']
total_stats['deleted'] += stats['deleted']
return True, total_stats
except Exception as e:
logger.error(f"批量同步持仓到数据库失败: {e}")
return False, {'total': 0, 'updated': 0, 'inserted': 0, 'deleted': 0}
async def _sync_single_account_batch(self, k_id: int, st_id: int, positions: List[Dict]) -> Tuple[bool, Dict]:
"""批量同步单个账号的持仓数据"""
session = self.db_manager.get_session()
try:
# 准备数据
insert_data = []
new_positions_map = {} # (symbol, side) -> position_id (用于删除)
for position_data in positions:
try:
position_dict = self._convert_position_data(position_data)
if not all([position_dict.get('symbol'), position_dict.get('side')]):
continue
symbol = position_dict['symbol']
side = position_dict['side']
key = (symbol, side)
# 重命名qty为sum
if 'qty' in position_dict:
position_dict['sum'] = position_dict.pop('qty')
insert_data.append(position_dict)
new_positions_map[key] = position_dict.get('id') # 如果有id的话
except Exception as e:
logger.error(f"转换持仓数据失败: {position_data}, error={e}")
continue
with session.begin():
if not insert_data:
# 清空该账号所有持仓
result = session.execute(
delete(StrategyPosition).where(
and_(
StrategyPosition.k_id == k_id,
StrategyPosition.st_id == st_id
)
)
)
deleted_count = result.rowcount
return True, {
'total': 0,
'updated': 0,
'inserted': 0,
'deleted': deleted_count
}
# 1. 批量插入/更新持仓数据
processed_count = self._batch_upsert_positions(session, insert_data)
# 2. 批量删除多余持仓
deleted_count = self._batch_delete_extra_positions(session, k_id, st_id, new_positions_map)
# 注意这里无法区分插入和更新的数量processed_count是总处理数
inserted_count = processed_count # 简化处理
updated_count = 0 # 需要更复杂的逻辑来区分
stats = {
'total': len(insert_data),
'updated': updated_count,
'inserted': inserted_count,
'deleted': deleted_count
}
return True, stats
except Exception as e:
logger.error(f"批量同步账号 {k_id} 持仓失败: {e}")
return False, {'total': 0, 'updated': 0, 'inserted': 0, 'deleted': 0}
finally:
session.close()
def _batch_upsert_positions(self, session, insert_data: List[Dict]) -> int:
"""批量插入/更新持仓数据"""
try:
# 分块处理
chunk_size = self.batch_size
total_processed = 0
for i in range(0, len(insert_data), chunk_size):
chunk = insert_data[i:i + chunk_size]
values_list = []
for data in chunk:
values = (
f"({data['st_id']}, {data['k_id']}, '{data.get('asset', 'USDT')}', "
f"'{data['symbol'].replace(\"'\", \"''\")}', '{data['side']}', "
f"{data.get('price') or 'NULL'}, {data.get('sum') or 'NULL'}, "
f"{data.get('asset_num') or 'NULL'}, {data.get('asset_profit') or 'NULL'}, "
f"{data.get('leverage') or 'NULL'}, {data.get('uptime') or 'NULL'}, "
f"{data.get('profit_price') or 'NULL'}, {data.get('stop_price') or 'NULL'}, "
f"{data.get('liquidation_price') or 'NULL'})"
)
values_list.append(values)
if values_list:
values_str = ", ".join(values_list)
sql = f"""
INSERT INTO deh_strategy_position_new
(st_id, k_id, asset, symbol, side, price, `sum`,
asset_num, asset_profit, leverage, uptime,
profit_price, stop_price, liquidation_price)
VALUES {values_str}
ON DUPLICATE KEY UPDATE
price = VALUES(price),
`sum` = VALUES(`sum`),
asset_num = VALUES(asset_num),
asset_profit = VALUES(asset_profit),
leverage = VALUES(leverage),
uptime = VALUES(uptime),
profit_price = VALUES(profit_price),
stop_price = VALUES(stop_price),
liquidation_price = VALUES(liquidation_price)
"""
session.execute(text(sql))
total_processed += len(chunk)
return total_processed
except Exception as e:
logger.error(f"批量插入/更新持仓失败: {e}")
raise
def _batch_delete_extra_positions(self, session, k_id: int, st_id: int, new_positions_map: Dict) -> int:
"""批量删除多余持仓"""
try:
if not new_positions_map:
# 删除所有持仓
result = session.execute(
delete(StrategyPosition).where(
and_(
StrategyPosition.k_id == k_id,
StrategyPosition.st_id == st_id
)
)
)
return result.rowcount
# 构建保留条件
conditions = []
for (symbol, side) in new_positions_map.keys():
safe_symbol = symbol.replace("'", "''") if symbol else ''
safe_side = side.replace("'", "''") if side else ''
conditions.append(f"(symbol = '{safe_symbol}' AND side = '{safe_side}')")
if conditions:
conditions_str = " OR ".join(conditions)
sql = f"""
DELETE FROM deh_strategy_position_new
WHERE k_id = {k_id} AND st_id = {st_id}
AND NOT ({conditions_str})
"""
result = session.execute(text(sql))
return result.rowcount
return 0
except Exception as e:
logger.error(f"批量删除持仓失败: k_id={k_id}, error={e}")
return 0
def _convert_position_data(self, data: Dict) -> Dict:
"""转换持仓数据格式"""
try:
# 安全转换函数
def safe_float(value, default=None):
if value is None:
return default
try:
return float(value)
except (ValueError, TypeError):
return default
def safe_int(value, default=None):
if value is None:
return default
try:
return int(float(value))
except (ValueError, TypeError):
return default
return {
'st_id': safe_int(data.get('st_id'), 0),
'k_id': safe_int(data.get('k_id'), 0),
'asset': data.get('asset', 'USDT'),
'symbol': data.get('symbol', ''),
'side': data.get('side', ''),
'price': safe_float(data.get('price')),
'qty': safe_float(data.get('qty')), # 后面会重命名为sum
'asset_num': safe_float(data.get('asset_num')),
'asset_profit': safe_float(data.get('asset_profit')),
'leverage': safe_int(data.get('leverage')),
'uptime': safe_int(data.get('uptime')),
'profit_price': safe_float(data.get('profit_price')),
'stop_price': safe_float(data.get('stop_price')),
'liquidation_price': safe_float(data.get('liquidation_price'))
}
except Exception as e:
logger.error(f"转换持仓数据异常: {data}, error={e}")
return {}
async def sync(self):
"""兼容旧接口"""
accounts = self.get_accounts_from_redis()
await self.sync_batch(accounts)