C# BackgroundService服务案例

public abstract class BackGroundWork : BackgroundService
{
    /// <summary>
    /// 创建⼀个取消标记源
    /// </summary>
    private readonly CancellationTokenSource cancellationTokenSource = new CancellationTokenSource();
    /// <summary>
    /// 入参委托
    /// </summary>
    private Action<object> action;

    /// <summary>
    /// 初始化
    /// </summary>
    protected void Init()
    {
        action = async (e) =>
        {
            while (true)
            {
                DoWork(e);
                await Task.Delay(TimeSpan.FromSeconds(10));
            }                
        };
    }
    /// <summary>
    /// 执行方法
    /// </summary>
    /// <param name="stoppingToken"></param>
    /// <returns></returns>
    protected override Task ExecuteAsync(CancellationToken stoppingToken)
    {
        Init();
        _ = Task.Factory.StartNew(action, cancellationTokenSource.Token);
        return Task.CompletedTask;
    }
    /// <summary>
    /// 停止执行方法
    /// </summary>
    /// <param name="cancellationToken"></param>
    /// <returns></returns>
    public override Task StopAsync(CancellationToken cancellationToken)
    {
        cancellationTokenSource.Cancel();
        return base.StopAsync(cancellationToken);
    }

    protected abstract void DoWork(object e);

}

 

public partial class SyncWorker : BackGroundWork
{
    protected override void DoWork(object e)
    {
       var service = ServiceLocator.Instance.GetRequiredService<SyncService>();
        Task.WaitAll(service.ExecServiceAsync());
    }
}

C# BackgroundService服务案例

可以使用三方库，hangfire， topshelf, Quartz. and so on.