fix(snmp): ARP表缺少发现时间字段，在get_arp_table返回值中添加last_seen和discovered_at

2026-07-18 09:50:20 +08:00
parent 1e1e5957e8
commit bd68abee93
8 changed files with 4 additions and 2 deletions
@@ -221,18 +221,20 @@ class SNMPService:
                                arp_data[ip_address]['if_index'] = if_index

                # 转换为列表
+                now = datetime.utcnow()
                for ip, data in arp_data.items():
                    if 'mac_address' in data:
                        entry = {
                            'ip_address': ip,
                            'mac_address': data.get('mac_address'),
                            'interface': str(data.get('if_index', '')),
-                            'device_id': device.id
+                            'device_id': device.id,
+                            'last_seen': now.isoformat(),
+                            'discovered_at': now.isoformat()
                        }
                        arp_entries.append(entry)

            # 保存到数据库
-            now = datetime.utcnow()
            for entry_data in arp_entries:
                # 查找是否已存在
                existing = db.query(ARPEntry).filter(