add file

backend/app/api/v1/snmp.py

@@ -285,7 +285,7 @@ def get_network_device(device_id: int, db: Session = Depends(get_db)):
 def create_network_device(
     name: str,
     ip_address: str,
-    credential_id: Optional[int] = None,
+    snmp_credential_id: Optional[int] = None,  # 前端字段名（与 ORM 列名一致）
     port: int = 161,
     device_type: str = "other",
     description: Optional[str] = None,
@@ -305,7 +305,7 @@ def create_network_device(
         ip_address=ip_address,
         port=port,
         device_type=device_type,
-        snmp_credential_id=credential_id,
+        snmp_credential_id=snmp_credential_id,
         description=description,
         location=location,
         is_active=True
@@ -337,7 +337,7 @@ def update_network_device(
     device_id: int,
     name: Optional[str] = None,
     ip_address: Optional[str] = None,
-    credential_id: Optional[int] = None,
+    snmp_credential_id: Optional[int] = None,
     port: Optional[int] = None,
     device_type: Optional[str] = None,
     description: Optional[str] = None,
@@ -363,8 +363,8 @@ def update_network_device(
         device.name = name
     if ip_address:
         device.ip_address = ip_address
-    if credential_id is not None:
-        device.snmp_credential_id = credential_id
+    if snmp_credential_id is not None:
+        device.snmp_credential_id = snmp_credential_id
     if port:
         device.port = port
     if device_type: