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Harden sqlite writers and add shared lock

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This commit is contained in:
devRaGonSa
2026-03-25 12:07:11 +01:00
parent c70073dbe1
commit 02b3bc9ad1
14 changed files with 788 additions and 231 deletions
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26
backend/app/historical_runner.py
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@@ -19,6 +19,7 @@ from .historical_snapshots import (
generate_and_persist_historical_snapshots,
generate_and_persist_priority_historical_snapshots,
)
from .writer_lock import backend_writer_lock, build_writer_lock_holder
HOURLY_INTERVAL_SECONDS = 3600
DEFAULT_HISTORICAL_SERVER_SCOPE = (
@@ -89,16 +90,21 @@ def _run_refresh_with_retries(
while True:
attempt += 1
try:
refresh_result = run_incremental_refresh(
server_slug=server_slug,
max_pages=max_pages,
page_size=page_size,
rebuild_snapshots=False,
)
snapshot_result = generate_historical_snapshots(
server_slug=server_slug,
run_number=run_number,
)
with backend_writer_lock(
holder=build_writer_lock_holder(
f"app.historical_runner refresh:{server_slug or 'all-servers'}"
)
):
refresh_result = run_incremental_refresh(
server_slug=server_slug,
max_pages=max_pages,
page_size=page_size,
rebuild_snapshots=False,
)
snapshot_result = generate_historical_snapshots(
server_slug=server_slug,
run_number=run_number,
)
return {
"status": "ok",
"attempts_used": attempt,