160 lines
6.1 KiB
Python
160 lines
6.1 KiB
Python
import asyncio
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import json
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import logging
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import socket
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import traceback
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from datetime import datetime, timezone
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from typing import AsyncContextManager
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import math
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import numpy as np
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import pandas as pd
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import requests.packages.urllib3.util.connection as urllib3_cn # type: ignore
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from sqlalchemy import text
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import websockets
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from sqlalchemy.ext.asyncio import create_async_engine
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import valkey
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import os
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from dotenv import load_dotenv
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import sys
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import modules.utils as utils
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### Allow only ipv4 ###
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def allowed_gai_family():
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return socket.AF_INET
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urllib3_cn.allowed_gai_family = allowed_gai_family
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### Database ###
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USE_DB: bool = False
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USE_VK: bool = True
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VK_FUND_RATE = 'fund_rate_extended'
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CON: AsyncContextManager
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VAL_KEY: valkey.Valkey
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### Logging ###
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load_dotenv()
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LOG_FILEPATH: str = f'{os.getenv("LOGS_PATH")}/Fund_Rate_Extended_FR.log'
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### CONSTANTS ###
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SYMBOL: str = 'ENA-USD'
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### Globals ###
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ALLOW_SYMBOL_CHG: bool = True
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LOCAL_FUNDING_RATES = []
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def time_round_down(dt, interval_mins=5) -> int: # returns timestamp in seconds
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interval_secs = interval_mins * 60
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seconds = dt.timestamp()
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rounded_seconds = math.floor(seconds / interval_secs) * interval_secs
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return rounded_seconds
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### Websocket ###
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async def ws_stream():
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global SYMBOL
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global LOCAL_FUNDING_RATES
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while True:
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# CHANGE_SYMBOL = False
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WSS_URL = "wss://api.starknet.extended.exchange/stream.extended.exchange/v1/funding/"
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async for websocket in websockets.connect(WSS_URL):
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# if CHANGE_SYMBOL:
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# break
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logging.info(f"Connected to {WSS_URL}")
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try:
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async for message in websocket:
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### Update Symbol if Algo Outputs Change ###
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if ALLOW_SYMBOL_CHG:
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fr_algo_working_symbol = VAL_KEY.get(name='fr_algo_working_symbol')
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if not fr_algo_working_symbol:
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logging.critical(f'fr_algo_working_symbol is empty - killing: {fr_algo_working_symbol}')
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sys.exit(1)
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best_symbol_by_exchange: dict = json.loads(fr_algo_working_symbol) # ty:ignore[invalid-argument-type]
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best_symbol: str = best_symbol_by_exchange['EXTEND']['symbol']
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if best_symbol != SYMBOL:
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logging.info(f'Symbol Change: {SYMBOL} -> {best_symbol}')
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SYMBOL = best_symbol
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# CHANGE_SYMBOL = True
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# await websocket.close()
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# break
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ts_arrival = round(datetime.now().timestamp()*1000)
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if isinstance(message, str):
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try:
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data = json.loads(message)
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if data.get('data', None) is not None:
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print(f'FR: {data}')
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fr_next_update_ts = (time_round_down(dt=datetime.now(timezone.utc), interval_mins=60)+(60*60))*1000
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fr_update = {
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'sequence_id': data['seq'],
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'timestamp_arrival': ts_arrival,
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'timestamp_msg': data['ts'],
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'symbol': data['data']['m'],
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'funding_rate': float(data['data']['f']),
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'funding_rate_updated_ts_ms': data['data']['T'],
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'next_funding_time_ts_ms': fr_next_update_ts,
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}
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if fr_update.get('symbol') == SYMBOL:
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VAL_KEY_OBJ = json.dumps(fr_update)
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VAL_KEY.set(VK_FUND_RATE, VAL_KEY_OBJ)
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LOCAL_FUNDING_RATES = utils.upsert_list_of_dicts_by_id(LOCAL_FUNDING_RATES, fr_update, id='symbol', seq_check_field=None)
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VAL_KEY.set('fund_rate_extended_all', json.dumps(LOCAL_FUNDING_RATES))
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continue
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else:
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logging.info(f'Initial or unexpected data struct, skipping: {data}')
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continue
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except (json.JSONDecodeError, ValueError):
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logging.warning(f'Message not in JSON format, skipping: {message}')
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continue
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else:
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raise ValueError(f'Type: {type(data)} not expected: {message}')
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except websockets.ConnectionClosed as e:
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logging.error(f'Connection closed: {e}')
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logging.error(traceback.format_exc())
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continue
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except Exception as e:
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logging.error(f'Connection closed: {e}')
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logging.error(traceback.format_exc())
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async def main():
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global VAL_KEY
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global CON
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if USE_VK:
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VAL_KEY = valkey.Valkey(host='localhost', port=6379, db=0)
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else:
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logging.warning("VALKEY NOT BEING USED, NO DATA WILL BE PUBLISHED")
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raise NotImplementedError('Cannot run without VK')
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if USE_DB:
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raise NotImplementedError('DB not implemented')
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# engine = create_async_engine('mysql+asyncmy://root:pwd@localhost/fund_rate')
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# async with engine.connect() as CON:
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# # await create_rtds_btcusd_table(CON=CON)
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# await ws_stream()
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else:
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logging.warning("DATABASE NOT BEING USED, NO DATA WILL BE RECORDED")
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await ws_stream()
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if __name__ == '__main__':
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START_TIME = round(datetime.now().timestamp()*1000)
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logging.info(f'Log FilePath: {LOG_FILEPATH}')
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logging.basicConfig(
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force=True,
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filename=LOG_FILEPATH,
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level=logging.INFO,
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format='%(asctime)s - %(levelname)s - %(message)s',
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filemode='w'
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)
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logging.info(f"STARTED: {START_TIME}")
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try:
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asyncio.run(main())
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except KeyboardInterrupt:
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logging.info("Stream stopped") |