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Nexus/server/background/script_execution_flush.py
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"""Batch-flush script execution live state from Redis to MySQL (every 60s, up to 50 rows/cycle)."""
import asyncio
import logging
from server.domain.models import AuditLog
from server.infrastructure.database.audit_log_repo import AuditLogRepositoryImpl
from server.infrastructure.database.script_repo import ScriptExecutionRepositoryImpl
from server.infrastructure.database.session import AsyncSessionLocal
from server.infrastructure.redis.script_execution_store import (
FLUSH_INTERVAL_SECONDS,
detect_stuck_executions,
flush_pending_batch,
)
logger = logging.getLogger("nexus.script_execution_flush")
async def script_execution_flush_loop():
"""Every minute: flush queued script execution snapshots to MySQL."""
logger.info("Script execution flush loop started (interval=%ss)", FLUSH_INTERVAL_SECONDS)
while True:
await asyncio.sleep(FLUSH_INTERVAL_SECONDS)
try:
async with AsyncSessionLocal() as session:
repo = ScriptExecutionRepositoryImpl(session)
audit_repo = AuditLogRepositoryImpl(session)
async def _audit(action, target_type, target_id, operator, _repo=audit_repo): # noqa: B023
await _repo.create(AuditLog(
admin_username=operator or "system",
action=action,
target_type=target_type,
target_id=target_id,
detail=f"执行ID={target_id}",
))
stuck = await detect_stuck_executions(repo, _audit)
count = await flush_pending_batch(repo)
if stuck:
logger.info("Script execution: auto-marked %s stuck", stuck)
if count:
logger.info("Script execution flush: %s record(s) written to MySQL", count)
except Exception as e:
logger.error("Script execution flush loop error: %s", e)