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fix(knowledge): preserve primary rows on taxonomy timeout

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2026-07-22 18:30:25 +08:00
parent f7049837d6
commit a70eda5850
2 changed files with 165 additions and 11 deletions
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84
apps/api/src/services/knowledge_service.py
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@@ -1059,23 +1059,85 @@ class KnowledgeService:
timeout=_PRIMARY_KM_DIRECT_QUERY_TIMEOUT_SECONDS,
)
items = [_direct_knowledge_entry_from_row(dict(row)) for row in rows]
categories = await self._read_categories_direct_with_conn(
conn,
project_id=project_id,
degraded_side_reads: list[str] = []
try:
categories = await self._read_categories_direct_with_conn(
conn,
project_id=project_id,
)
except Exception as exc: # noqa: BLE001 - preserve primary rows
logger.warning(
"knowledge_direct_categories_readback_degraded",
project_id=project_id,
error_type=type(exc).__name__,
)
categories = []
degraded_side_reads.append("categories")
categories_ready = bool(
categories and any(row.count > 0 for row in categories)
)
asset_taxonomy = await self._read_asset_taxonomy_direct_with_conn(
conn,
project_id=project_id,
if not categories_ready and "categories" not in degraded_side_reads:
degraded_side_reads.append("categories")
try:
asset_taxonomy = (
await self._read_asset_taxonomy_direct_with_conn(
conn,
project_id=project_id,
)
)
except Exception as exc: # noqa: BLE001 - preserve primary rows
logger.warning(
"knowledge_direct_asset_taxonomy_readback_degraded",
project_id=project_id,
error_type=type(exc).__name__,
)
asset_taxonomy = []
degraded_side_reads.append("asset_taxonomy")
asset_taxonomy_ready = bool(
asset_taxonomy
and any(row.count > 0 for row in asset_taxonomy)
)
if (
not asset_taxonomy_ready
and "asset_taxonomy" not in degraded_side_reads
):
degraded_side_reads.append("asset_taxonomy")
source_entries = _source_backed_entries()
partial_taxonomy = bool(degraded_side_reads)
return KnowledgeListResponse(
items=items,
total=total,
categories=categories or _source_category_counts(items),
asset_taxonomy=asset_taxonomy or _source_asset_taxonomy_counts(items),
readback_status="ready_direct_connection_after_session_timeout",
categories=(
categories
if categories_ready
else _source_category_counts(source_entries)
),
asset_taxonomy=(
asset_taxonomy
if asset_taxonomy_ready
else _source_asset_taxonomy_counts(source_entries)
),
readback_status=(
"ready_direct_connection_partial_taxonomy_degraded"
if partial_taxonomy
else "ready_direct_connection_after_session_timeout"
),
primary_readback_ready=True,
operator_stage="knowledge_readback_direct_connection_recovered",
next_step="repair_session_pool_readback_without_hiding_primary_km",
degraded_reason_code=(
"primary_km_taxonomy_readback_degraded"
if partial_taxonomy
else None
),
operator_stage=(
"knowledge_direct_primary_rows_ready_taxonomy_degraded"
if partial_taxonomy
else "knowledge_readback_direct_connection_recovered"
),
next_step=(
"repair_primary_km_taxonomy_without_hiding_primary_rows"
if partial_taxonomy
else "repair_session_pool_readback_without_hiding_primary_km"
),
writes_on_read=False,
manual_review_required=False,
)