Files
Funding_Rate/ws_extended_trades.py
2026-04-27 17:57:58 +00:00

134 lines
4.6 KiB
Python

import asyncio
import json
import logging
import os
import socket
import traceback
from datetime import datetime
from typing import AsyncContextManager
import numpy as np
import pandas as pd
import requests.packages.urllib3.util.connection as urllib3_cn # type: ignore
import valkey
import websockets
from dotenv import load_dotenv
from sqlalchemy.ext.asyncio import create_async_engine
import modules.db as db
import modules.extended_db as extended_db
### Allow only ipv4 ###
def allowed_gai_family():
return socket.AF_INET
urllib3_cn.allowed_gai_family = allowed_gai_family
### Database ###
USE_DB: bool = True
USE_VK: bool = True
VK_LAST_TRADE = 'fut_last_trade_extended'
CON: AsyncContextManager | None = None
VAL_KEY = None
### Logging ###
load_dotenv()
LOG_FILEPATH: str = os.getenv("LOGS_PATH") + '/Fund_Rate_Extended_Trades.log'
### CONSTANTS ###
WS_SYMBOL: str = 'ETH-USD'
### Globals ###
WSS_URL = f"wss://api.starknet.extended.exchange/stream.extended.exchange/v1/publicTrades/{WS_SYMBOL}"
### Websocket ###
async def ws_stream():
async for websocket in websockets.connect(WSS_URL):
logging.info(f"Connected to {WSS_URL}")
try:
async for message in websocket:
ts_arrival = round(datetime.now().timestamp()*1000)
if isinstance(message, str):
try:
data = json.loads(message)
if data.get('data', None) is not None:
if data['seq'] == 1: # Skip first msg that has historical trades
continue
list_for_df = []
for t in data['data']:
trade_obj = {
'sequence_id': data['seq'],
'timestamp_arrival': ts_arrival,
'timestamp_msg': data['ts'],
'timestamp_trade': t['T'],
'symbol': t['m'],
'side_taker': t['S'],
'trade_type': t['tT'],
'price': float(t['p']),
'qty': float(t['q']),
'trade_id': t['i'],
'is_buyer_mkt_maker': True if t['S']=='SELL' else False,
}
list_for_df.append(trade_obj)
# VAL_KEY.set(VK_LAST_TRADE, json.dumps(trade_obj))
if USE_DB:
await db.insert_df_to_mysql(table_name='fr_extended_mkt_trades', params=list_for_df, CON=CON)
pass
continue
else:
logging.info(f'Initial or unexpected data struct, skipping: {data}')
continue
except (json.JSONDecodeError, ValueError):
logging.warning(f'Message not in JSON format, skipping: {message}')
continue
else:
raise ValueError(f'Type: {type(data)} not expected: {message}')
except websockets.ConnectionClosed as e:
logging.error(f'Connection closed: {e}')
logging.error(traceback.format_exc())
continue
except Exception as e:
logging.error(f'Connection closed: {e}')
logging.error(traceback.format_exc())
async def main():
global VAL_KEY
global CON
if USE_VK:
VAL_KEY = valkey.Valkey(host='localhost', port=6379, db=0)
else:
VAL_KEY = None
logging.warning("VALKEY NOT BEING USED, NO DATA WILL BE PUBLISHED")
if USE_DB:
engine = create_async_engine('mysql+asyncmy://root:pwd@localhost/fund_rate')
async with engine.connect() as CON:
await extended_db.create_fr_extended_mkt_trades(CON=CON)
await ws_stream()
else:
CON = None
logging.warning("DATABASE NOT BEING USED, NO DATA WILL BE RECORDED")
await ws_stream()
if __name__ == '__main__':
START_TIME = round(datetime.now().timestamp()*1000)
logging.info(f'Log FilePath: {LOG_FILEPATH}')
logging.basicConfig(
force=True,
filename=LOG_FILEPATH,
level=logging.INFO,
format='%(asctime)s - %(levelname)s - %(message)s',
filemode='w'
)
logging.info(f"STARTED: {START_TIME}")
try:
asyncio.run(main())
except KeyboardInterrupt:
logging.info("Stream stopped")