feat: 综合平台services多服务支持+SW网络优先缓存修复+适配层/定时任务完善

app/models/monitor.py

@@ -9,17 +9,21 @@
 from datetime import datetime
 from typing import Optional
 
+from sqlalchemy import Index
 from sqlmodel import Field, SQLModel
 
+from app.core.timeutils import utcnow
+
 
 class MetricPoint(SQLModel, table=True):
     """资源监控时序数据"""
 
     __tablename__ = "metric_points"
+    __table_args__ = (Index("ix_metric_points_asset_ts", "asset_id", "ts"),)
 
     id: Optional[int] = Field(default=None, primary_key=True)
     asset_id: int = Field(index=True, description="关联资产 ID")
-    ts: datetime = Field(default_factory=datetime.utcnow, index=True, description="采集时间")
+    ts: datetime = Field(default_factory=utcnow, index=True, description="采集时间")
     cpu_pct: Optional[float] = Field(default=None, description="CPU 使用率 %")
     mem_pct: Optional[float] = Field(default=None, description="内存使用率 %")
     disk_pct: Optional[float] = Field(default=None, description="磁盘使用率 %")
@@ -46,17 +50,18 @@ class ServerInfo(SQLModel, table=True):
     public_ip: Optional[str] = Field(default=None)
     tailscale_ip: Optional[str] = Field(default=None)
     status: Optional[str] = Field(default="online", description="online/offline")
-    last_seen: datetime = Field(default_factory=datetime.utcnow, description="最近上报时间")
+    last_seen: datetime = Field(default_factory=utcnow, description="最近上报时间")
 
 
 class SecurityCheck(SQLModel, table=True):
     """安全检查项结果"""
 
     __tablename__ = "security_checks"
+    __table_args__ = (Index("ix_security_checks_asset_ts", "asset_id", "ts"),)
 
     id: Optional[int] = Field(default=None, primary_key=True)
     asset_id: int = Field(index=True)
-    ts: datetime = Field(default_factory=datetime.utcnow, index=True)
+    ts: datetime = Field(default_factory=utcnow, index=True)
     check_item: str = Field(description="检查项，如 ssh_config/firewall/updates")
     status: str = Field(default="unknown", description="pass/warn/fail/unknown")
     detail: Optional[str] = Field(default=None, description="检查详情")
@@ -69,7 +74,7 @@ class EventLog(SQLModel, table=True):
     __tablename__ = "event_logs"
 
     id: Optional[int] = Field(default=None, primary_key=True)
-    ts: datetime = Field(default_factory=datetime.utcnow, index=True)
+    ts: datetime = Field(default_factory=utcnow, index=True)
     level: str = Field(default="info", index=True, description="info/warning/error")
     source: str = Field(default="system", description="来源，如 agent/api/backup")
     asset_id: Optional[int] = Field(default=None, index=True)