add jose

backend/app/api/v1/alerts.py

@@ -5,6 +5,7 @@ from typing import Optional
 from app.core.database import get_db
 from app.core.security import get_current_user
 from app.services.alert_service import AlertService
+from app.schemas._tz_util import serialize_dt_fields, serialize_dt_list, to_business_iso
 
 router = APIRouter(
     prefix="/alerts",
@@ -37,7 +38,7 @@ def get_alerts(
     total = query.count()
     items = query.order_by(Alert.created_at.desc()).offset(skip).limit(limit).all()
 
-    return {"total": total, "items": items}
+    return {"total": total, "items": serialize_dt_list(items)}
 
 
 @router.get("/{alert_id}", summary="获取告警详情")
@@ -47,7 +48,7 @@ def get_alert(alert_id: int, db: Session = Depends(get_db)):
     alert = db.query(Alert).filter(Alert.id == alert_id).first()
     if not alert:
         raise HTTPException(status_code=404, detail="告警不存在")
-    return alert
+    return serialize_dt_fields(alert)
 
 
 @router.post("/{alert_id}/acknowledge", summary="确认告警")

backend/app/api/v1/audit.py

@@ -8,6 +8,7 @@ from app.core.security import get_current_user, require_permission
 from app.models.auth import User
 from app.models.audit import AuditAction, AuditResource
 from app.services.audit_service import AuditService
+from app.schemas._tz_util import to_business_iso
 
 router = APIRouter(prefix="/audit", tags=["审计日志"])
 
@@ -66,7 +67,7 @@ def get_audit_logs(
             "request_path": item.request_path,
             "success": bool(item.success),
             "error_message": item.error_message,
-            "created_at": item.created_at
+            "created_at": to_business_iso(item.created_at)
         })
     
     return {"total": total, "items": result_items}

backend/app/api/v1/snmp.py

@@ -7,6 +7,7 @@ from app.core.security import get_current_user
 from app.models.auth import User
 from app.services.snmp_service import SNMPService
 from app.services.audit_service import AuditService, AuditAction
+from app.schemas._tz_util import serialize_dt_fields, serialize_dt_list
 
 router = APIRouter(
     prefix="/snmp",
@@ -34,7 +35,7 @@ def get_snmp_credentials(
     query = db.query(SNMPCredential)
     total = query.count()
     items = query.order_by(SNMPCredential.id.desc()).offset(skip).limit(limit).all()
-    return {"total": total, "items": items}
+    return {"total": total, "items": serialize_dt_list(items)}
 
 
 @router.get("/credentials/{credential_id}", summary="获取凭据详情")
@@ -43,7 +44,7 @@ def get_snmp_credential(credential_id: int, db: Session = Depends(get_db)):
     credential = db.query(SNMPCredential).filter(SNMPCredential.id == credential_id).first()
     if not credential:
         raise HTTPException(status_code=404, detail="凭据不存在")
-    return credential
+    return serialize_dt_fields(credential)
 
 
 @router.post("/credentials", summary="创建 SNMP 凭据")
@@ -100,7 +101,7 @@ def create_snmp_credential(
         user_agent=u,
         detail={"version": credential.version, "name": credential.name},
     )
-    return credential
+    return serialize_dt_fields(credential)
 
 
 @router.put("/credentials/{credential_id}", summary="更新 SNMP 凭据")
@@ -172,7 +173,7 @@ def update_snmp_credential(
             "after": {"name": credential.name, "description": credential.description, "is_active": credential.is_active, "timeout": credential.timeout, "retries": credential.retries},
         },
     )
-    return credential
+    return serialize_dt_fields(credential)
 
 
 @router.delete("/credentials/{credential_id}", summary="删除 SNMP 凭据")
@@ -243,29 +244,15 @@ def get_network_devices(
 
     serialized = []
     for d in items:
-        item = {
-            "id": d.id,
-            "name": d.name,
-            "description": d.description,
-            "ip_address": d.ip_address,
-            "port": d.port,
-            "device_type": d.device_type.value if hasattr(d.device_type, 'value') else d.device_type,
-            "vendor": d.vendor,
-            "model": d.model,
-            "firmware_version": d.firmware_version,
-            "serial_number": d.serial_number,
-            "location": d.location,
-            "snmp_credential_id": d.snmp_credential_id,
-            "credential_name": cred_map.get(d.snmp_credential_id),
-            "is_active": d.is_active,
-            "last_polled_at": d.last_polled_at.isoformat() if d.last_polled_at else None,
-            "last_successful_poll": d.last_successful_poll.isoformat() if d.last_successful_poll else None,
-            "arp_poll_interval": d.arp_poll_interval,
-            "mac_poll_interval": d.mac_poll_interval,
-            "interface_poll_interval": d.interface_poll_interval,
-            "created_at": d.created_at.isoformat() if d.created_at else None,
-            "updated_at": d.updated_at.isoformat() if d.updated_at else None,
-        }
+        item = serialize_dt_fields(d)
+        # 补充手写的关联字段（datetime 已经由 serialize_dt_fields 序列化）
+        item["device_type"] = d.device_type.value if hasattr(d.device_type, 'value') else d.device_type
+        item["credential_name"] = cred_map.get(d.snmp_credential_id)
+        item["last_polled_at"] = item.get("last_polled_at")  # 已是 ISO 字符串
+        item["last_successful_poll"] = item.get("last_successful_poll")
+        item["arp_poll_interval"] = d.arp_poll_interval
+        item["mac_poll_interval"] = d.mac_poll_interval
+        item["interface_poll_interval"] = d.interface_poll_interval
         serialized.append(item)
 
     return {"total": total, "items": serialized}
@@ -278,7 +265,7 @@ def get_network_device(device_id: int, db: Session = Depends(get_db)):
     device = db.query(NetworkDevice).filter(NetworkDevice.id == device_id).first()
     if not device:
         raise HTTPException(status_code=404, detail="设备不存在")
-    return device
+    return serialize_dt_fields(device)
 
 
 @router.post("/devices", summary="创建网络设备")
@@ -329,7 +316,7 @@ def create_network_device(
         user_agent=u,
         detail={"ip_address": device.ip_address, "port": device.port, "device_type": device.device_type.value if hasattr(device.device_type, 'value') else device.device_type},
     )
-    return device
+    return serialize_dt_fields(device)
 
 
 @router.put("/devices/{device_id}", summary="更新网络设备")
@@ -400,7 +387,7 @@ def update_network_device(
             },
         },
     )
-    return device
+    return serialize_dt_fields(device)
 
 
 @router.delete("/devices/{device_id}", summary="删除网络设备")