neiyou_user_web/app/Models/NodeHeartbeat.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

/**
 * 节点负载信息.
 *
 * @property int $id
 * @property int $node_id 节点ID
 * @property int $uptime 后端存活时长，单位秒
 * @property string $load 负载
 * @property int $log_time 记录时间
 * @method static \Illuminate\Database\Eloquent\Builder|NodeHeartbeat newModelQuery()
 * @method static \Illuminate\Database\Eloquent\Builder|NodeHeartbeat newQuery()
 * @method static \Illuminate\Database\Eloquent\Builder|NodeHeartbeat query()
 * @method static \Illuminate\Database\Eloquent\Builder|NodeHeartbeat recently()
 * @method static \Illuminate\Database\Eloquent\Builder|NodeHeartbeat whereId($value)
 * @method static \Illuminate\Database\Eloquent\Builder|NodeHeartbeat whereLoad($value)
 * @method static \Illuminate\Database\Eloquent\Builder|NodeHeartbeat whereLogTime($value)
 * @method static \Illuminate\Database\Eloquent\Builder|NodeHeartbeat whereNodeId($value)
 * @method static \Illuminate\Database\Eloquent\Builder|NodeHeartbeat whereUptime($value)
 * @mixin \Eloquent
 */
class NodeHeartbeat extends Model
{
    public $timestamps = false;
    protected $table = 'node_heartbeat';
    protected $guarded = [];

    public function scopeRecently($query)
    {
        return $query->where('log_time', '>=', strtotime('-10 minutes'))->latest('log_time');
    }
}