gendesign/backend/app/workers/celery_app.py
lekss361 79070bfe99 add interactive parser of наш.дом.рф ЖК+flats with stealth Playwright
- Discovered real endpoints via chrome-devtools: /сервисы/api/kn/object
  (offset/limit/place/objStatus) + /portal-kn/api/sales/portal/table.
  Server-side filter ignored — local filter by developer.companyGroup.
- Pure Playwright in-context fetch (httpx blocked by ServicePipe TLS-fp).
- Saved fingerprint state in data/playwright_state.json for server reuse.
- Celery beat (configurable cron + jitter) + admin trigger endpoint
  + /admin/scrape UI page.
- Schema migration: UNIQUE(id, snapshot_date) for versioned snapshots,
  kn_scrape_runs journal.
- Smoke-tested on PRINZIP: 28 ЖК / 826 квартир as expected.
2026-04-27 17:58:40 +03:00

46 lines
1.5 KiB
Python

"""Celery app + beat schedule."""
from celery import Celery
from celery.schedules import crontab
from app.core.config import settings
def _parse_cron(spec: str) -> crontab:
"""Parse 'M H DoM Mon DoW' crontab string into Celery crontab. Empty fields default to '*'."""
parts = spec.strip().split()
if len(parts) != 5:
raise ValueError(f"crontab spec must have 5 fields, got: {spec!r}")
minute, hour, dom, month, dow = parts
return crontab(
minute=minute,
hour=hour,
day_of_month=dom,
month_of_year=month,
day_of_week=dow,
)
def _default_regions() -> list[int]:
return [int(x.strip()) for x in settings.scrape_kn_default_regions.split(",") if x.strip()]
celery_app = Celery(
"gendesign",
broker=settings.redis_url,
backend=settings.redis_url,
include=["app.workers.tasks.scrape_kn"],
)
celery_app.conf.timezone = "Europe/Moscow"
# Расписание задаётся через SCRAPE_KN_CRON env var (см. app.core.config).
# Каждый региональный sweep оборачивается случайной задержкой 0..SCRAPE_KN_JITTER_SECONDS
# внутри самой задачи (см. tasks.scrape_kn) — чтобы не бить ровно в одну минуту.
celery_app.conf.beat_schedule = {
f"kn-region-{rc}": {
"task": "tasks.scrape_kn.scrape_kn_region",
"schedule": _parse_cron(settings.scrape_kn_cron),
"args": [rc, None],
}
for rc in _default_regions()
}