Files
JSETC/new_prac.py
2026-05-09 15:18:42 +09:00

154 lines
3.7 KiB
Python

#!/usr/bin/env python3
import argparse, socket, json, time
from enum import Enum
from state import StateManager
team_name = "HanyangFloorFunction"
ORDER_SIZE = 2
MAX_POS = 20
KILL_POS = 30
REFRESH = 0.8 # 🔥 주문 오래 유지
class Dir(str, Enum):
BUY = "BUY"
SELL = "SELL"
class ExchangeConnection:
def __init__(self, args):
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
s.connect((args.exchange_hostname, args.port))
self.reader = s.makefile("r", 1)
self.writer = s
self._write({"type":"hello","team":team_name.upper()})
def read(self):
m = json.loads(self.reader.readline())
if "dir" in m:
m["dir"] = Dir(m["dir"])
return m
def add(self, oid,sym,d,px,sz,tif="DAY"):
self._write({"type":"add","order_id":oid,"symbol":sym,"dir":d,"price":px,"size":sz,"tif":tif})
def cancel(self, oid):
self._write({"type":"cancel","order_id":oid})
def ioc(self, oid,sym,d,px,sz):
self.add(oid,sym,d,px,sz,"IOC")
def _write(self,m):
self.writer.send((json.dumps(m)+"\n").encode())
def parse_arguments():
p=argparse.ArgumentParser()
g=p.add_mutually_exclusive_group(required=True)
g.add_argument("--production",action="store_true")
g.add_argument("--test",type=str,default="prod-like")
a=p.parse_args()
if a.production:
a.exchange_hostname="production"; a.port=25000
else:
a.exchange_hostname="test-exch-"+team_name; a.port=22000
return a
def main():
args=parse_arguments()
ex=ExchangeConnection(args)
st=StateManager()
hello=ex.read()
pos={s["symbol"]:s["position"] for s in hello["symbols"]}
oid=0
def nid():
nonlocal oid; oid+=1; return oid
active={}
last_refresh=0
def market_make(sym):
b=st.bid_prices.get(sym)
a=st.ask_prices.get(sym)
if b is None or a is None:
return
spread=a-b
# 🔥 핵심: 넓을 때만 거래
if spread < 3:
return
p=pos.get(sym,0)
if abs(p)>MAX_POS:
return
buy_px=b+1
sell_px=a-1
if buy_px>=sell_px:
return
buy_sz=ORDER_SIZE
sell_sz=ORDER_SIZE
# 포지션 줄이기
if p>0:
sell_sz+=1
elif p<0:
buy_sz+=1
o=nid(); ex.add(o,sym,Dir.BUY,buy_px,buy_sz); active[o]=sym
o=nid(); ex.add(o,sym,Dir.SELL,sell_px,sell_sz); active[o]=sym
def risk():
for s,p in pos.items():
if abs(p)>KILL_POS:
b=st.bid_prices.get(s)
a=st.ask_prices.get(s)
if p>0 and b:
ex.ioc(nid(),s,Dir.SELL,b,abs(p))
elif p<0 and a:
ex.ioc(nid(),s,Dir.BUY,a,abs(p))
while True:
m=ex.read()
if m["type"]=="close":
break
elif m["type"]=="book":
s=m["symbol"]
b=m["buy"][0][0] if m["buy"] else None
a=m["sell"][0][0] if m["sell"] else None
st.update_bid_ask_price(s,b,a)
now=time.time()
if now-last_refresh>REFRESH:
last_refresh=now
# cancel 줄임
for o in list(active.keys()):
ex.cancel(o)
active.pop(o,None)
for sym in ["GS","MS","WFC"]:
market_make(sym)
risk()
elif m["type"]=="fill":
s=m["symbol"]
q=m["size"]
if m["dir"]==Dir.BUY:
pos[s]+=q
else:
pos[s]-=q
if __name__=="__main__":
main()