gendesign/tradein-mvp/backend/app/services
bot-backend 81fc5e4014
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fix(tradein/avito): detect HTTP-200 soft-block as block + coords-priority backfill ordering (#1950, #1967)
Под нагрузкой Avito отдаёт HTTP 200 с общей витриной ("Авито — Объявления
на сайте Авито", без item-view) вместо detail-страницы — мягкий анти-бот
deflect. _is_firewall_page (3 IP-block маркера) её не ловил → parse падал
ValueError("Cannot extract item_id") → generic failed, blocked=0, IP не
ротировался, enriched каскадно падал к 0 (прод runs 431→437: 115→0).

FIX 2: _is_detail_soft_block() (нет item-view + generic <title> в первых 16KB)
OR-ится в is_firewall в обоих путях fetch_detail (curl + browser) → soft-block
проходит существующую 403/firewall reconnect-машинерию (свежий backconnect
exit-IP) либо после MAX_RETRIES → AvitoBlockedError → loop-ротация.

FIX 1: snapshot ORDER BY (lat IS NULL) DESC, scraped_at DESC NULLS LAST —
сперва листинги без координат (detail-страница даёт координаты здания, #1967).

Tests: test_avito_detail_soft_block.py (reconnect-escape, exhausted->blocked,
unit-detector) + lat-priority assert в snapshot-тесте.
2026-06-28 10:51:18 +03:00
..
exporters fix(tradein): trade-in PDF cover uses estimate.expires_at, not hardcoded +30d (#1530) 2026-06-17 20:27:57 +03:00
matching fix(matching): conflict_resolution picks freshest (last_seen_at) value, deterministic (#1539) 2026-06-17 22:43:59 +03:00
scrapers fix(tradein/avito): detect HTTP-200 soft-block as block + coords-priority backfill ordering (#1950, #1967) 2026-06-28 10:51:18 +03:00
__init__.py feat: add tradein-mvp subproject (Trade-In Estimator под /trade-in) 2026-05-21 00:25:39 +03:00
account_quota.py fix(tradein): atomic conditional quota increment — close TOCTOU (#747) (#749) 2026-05-30 15:52:34 +00:00
brand.py feat: add tradein-mvp subproject (Trade-In Estimator под /trade-in) 2026-05-21 00:25:39 +03:00
cache.py feat(tradein): Phase 3.2 — /api/v1/search endpoint + Redis cache (#479) 2026-05-23 14:44:22 +00:00
cian_price_history.py fix(week-review): автофиксы код-ревью — 169 issue (label «week ревью 1») 2026-06-15 20:21:11 +05:00
cian_session.py feat(tradein): dedicated Cian mobile proxy — separate egress from Avito (#923) 2026-05-31 19:30:14 +00:00
dadata.py fix(week-review): автофиксы код-ревью — 169 issue (label «week ревью 1») 2026-06-15 20:21:11 +05:00
estimator.py feat(tradein/estimator): elite-segment manual_review trigger by asking ppm² (#2002) 2026-06-27 20:15:38 +00:00
geocoder.py fix(tradein): drop non-EKB avito detail coords on ingest (audit #1871 P2) 2026-06-23 14:33:10 +05:00
house_dedup_merge.py feat(tradein): recurring house-dedup merge (schedule dormant) (#1772) (#1933) 2026-06-26 21:39:30 +00:00
house_imv_backfill.py feat(tradein-imv): route IMV backfill через BrowserFetcher.fetch_json за dormant-флагом (#915 Stage 3) (#1916) 2026-06-26 09:54:28 +00:00
house_metadata.py feat(tradein): postgres_fdw live read of gendesign.cad_buildings (replaces snapshot) (#493) 2026-05-24 08:57:30 +00:00
image_sanitizer.py fix(week-review): автофиксы код-ревью — 169 issue (label «week ревью 1») 2026-06-15 20:21:11 +05:00
rosreestr_poll.py feat(tradein): scheduled monthly Rosreestr new-quarter poll → ingest alert (#888) (#894) 2026-05-31 13:13:55 +00:00
sber_index.py fix(tradein): correct SberIndex hedonic/asking dataset-paths + 404 warning (#902) 2026-06-17 22:50:52 +03:00
scheduler.py feat(tradein): recurring house-dedup merge (schedule dormant) (#1772) (#1933) 2026-06-26 21:39:30 +00:00
scrape_pipeline.py fix(tradein/domclick): rewrite dead scraper to BFF JSON API + honest status (#1846, #1968) 2026-06-27 13:57:07 +03:00
scrape_runs.py fix(tradein): persist scrape_runs.total_seen/new_count from sweep counters (#1926) (#1928) 2026-06-26 18:09:17 +00:00
scraper_settings.py chore(tradein): деактивировать N1.ru scraper — источник переехал в Cian 2026-06-16 14:50:51 +03:00
search_query.py feat(tradein): segment=vtorichka|novostroyki|all query-param on listings (#1188) 2026-06-17 21:43:01 +03:00
yandex_address_backfill.py fix(tradein): yandex address-enrich — city-agnostic title regex (спутники ЕКБ) (#875) 2026-05-31 09:08:29 +00:00
yandex_price_history.py feat(tradein): populate offer_price_history for yandex from gate price.previous/trend 2026-06-18 14:23:23 +03:00