1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
"""Strategy Engine Service entry point."""
import asyncio
from pathlib import Path
from shared.broker import RedisBroker
from shared.healthcheck import HealthCheckServer
from shared.logging import setup_logging
from shared.metrics import ServiceMetrics
from shared.notifier import TelegramNotifier
from strategy_engine.config import StrategyConfig
from strategy_engine.engine import StrategyEngine
from strategy_engine.plugin_loader import load_strategies
# The strategies directory lives alongside the installed package
STRATEGIES_DIR = Path(__file__).parent.parent.parent.parent / "strategies"
async def run() -> None:
config = StrategyConfig()
log = setup_logging("strategy-engine", config.log_level, config.log_format)
metrics = ServiceMetrics("strategy_engine")
notifier = TelegramNotifier(
bot_token=config.telegram_bot_token, chat_id=config.telegram_chat_id
)
broker = RedisBroker(config.redis_url)
strategies_dir = STRATEGIES_DIR
strategies = load_strategies(strategies_dir)
# Configure each strategy with params from config
for strategy in strategies:
params = config.strategy_params.get(strategy.name, {})
strategy.configure(params)
log.info(
"strategies_loaded",
count=len(strategies),
names=[s.name for s in strategies],
)
engine = StrategyEngine(broker=broker, strategies=strategies)
health = HealthCheckServer("strategy-engine", port=config.health_port + 1, auth_token=config.metrics_auth_token)
health.register_check("redis", broker.ping)
await health.start()
metrics.service_up.labels(service="strategy-engine").set(1)
try:
for symbol in config.symbols:
stream = f"candles.{symbol.replace('/', '_')}"
last_id = "$"
log.info("engine_loop_started", stream=stream)
while True:
last_id = await engine.process_once(stream, last_id)
metrics.events_processed.labels(
service="strategy-engine", event_type="candle"
).inc()
except Exception as exc:
log.error("fatal_error", error=str(exc))
await notifier.send_error(str(exc), "strategy-engine")
raise
finally:
metrics.service_up.labels(service="strategy-engine").set(0)
await notifier.close()
await broker.close()
def main() -> None:
asyncio.run(run())
if __name__ == "__main__":
main()
|
