Files
stonks-oracle/services/extractor/main.py
T

102 lines
3.4 KiB
Python

"""Extractor worker entrypoint - polls Redis for extraction jobs."""
from __future__ import annotations
import asyncio
import json
import logging
import asyncpg
import redis.asyncio as aioredis
from minio import Minio
from services.extractor.client import OllamaClient
from services.extractor.worker import persist_extraction
from services.shared.config import load_config
from services.shared.logging import inject_trace_context, setup_logging
from services.shared.redis_keys import (
QUEUE_AGGREGATION,
QUEUE_EXTRACTION,
queue_key,
)
logger = logging.getLogger("extractor_main")
async def _build_company_id_map(pool: asyncpg.Pool) -> dict[str, str]:
"""Build a ticker -> company_id mapping from the companies table."""
rows = await pool.fetch("SELECT id, ticker FROM companies WHERE active = TRUE")
return {row["ticker"]: str(row["id"]) for row in rows}
async def main() -> None:
config = load_config()
setup_logging("extractor", level=config.log_level, json_output=config.json_logs)
pool = await asyncpg.create_pool(dsn=config.postgres.dsn, min_size=2, max_size=8)
minio_client = Minio(
config.minio.endpoint,
access_key=config.minio.access_key,
secret_key=config.minio.secret_key,
secure=config.minio.secure,
)
ollama = OllamaClient(config.ollama)
redis_client = aioredis.from_url(config.redis.url)
queue = queue_key(QUEUE_EXTRACTION)
agg_queue = queue_key(QUEUE_AGGREGATION)
logger.info("Extractor worker started, polling %s", queue)
# Pre-load company ID map (refreshed periodically)
company_id_map = await _build_company_id_map(pool)
refresh_counter = 0
try:
while True:
raw = await redis_client.lpop(queue)
if raw is None:
await asyncio.sleep(1)
continue
job = json.loads(raw)
document_id = job.get("document_id", "")
ticker = job.get("ticker", "")
text = job.get("text", "") or job.get("normalized_text", "")
logger.info("Processing extraction job for doc %s / %s", document_id, ticker)
# Refresh company map every 100 jobs
refresh_counter += 1
if refresh_counter % 100 == 0:
company_id_map = await _build_company_id_map(pool)
try:
extraction_response = await ollama.extract(
text,
document_id=document_id,
known_tickers=[ticker] if ticker else None,
)
result = await persist_extraction(
pool=pool,
minio_client=minio_client,
document_id=document_id,
ticker=ticker,
extraction_response=extraction_response,
company_id_map=company_id_map,
document_text_length=len(text),
)
# Enqueue aggregation job for the ticker on success
if result.success and ticker:
await redis_client.rpush(
agg_queue,
json.dumps(inject_trace_context({"ticker": ticker})),
)
except Exception:
logger.exception("Extraction failed for doc %s", document_id)
finally:
await pool.close()
await redis_client.close()
if __name__ == "__main__":
asyncio.run(main())