290 lines
10 KiB
C#
290 lines
10 KiB
C#
#region copyright
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//------------------------------------------------------------------------------
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// 此代码版权声明为全文件覆盖，如有原作者特别声明，会在下方手动补充
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// 此代码版权（除特别声明外的代码）归作者本人Diego所有
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// 源代码使用协议遵循本仓库的开源协议及附加协议
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// Gitee源代码仓库：https://gitee.com/diego2098/ThingsGateway
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// Github源代码仓库：https://github.com/kimdiego2098/ThingsGateway
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// 使用文档：https://diego2098.gitee.io/thingsgateway-docs/
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// QQ群：605534569
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//------------------------------------------------------------------------------
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#endregion
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using Furion.Logging.Extensions;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.Hosting;
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using Microsoft.Extensions.Logging;
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namespace ThingsGateway.Gateway.Application;
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/// <summary>
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/// 南向设备服务
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/// </summary>
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public class CollectDeviceWorker : DeviceWorker
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{
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public CollectDeviceWorker(IServiceScopeFactory serviceScopeFactory, IHostApplicationLifetime appLifetime) : base(serviceScopeFactory, appLifetime)
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{
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_logger = _serviceScope.ServiceProvider.GetService<ILoggerFactory>().CreateLogger("南向设备服务");
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}
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#region public 设备创建更新结束
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/// <summary>
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/// 重启采集服务
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/// </summary>
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public async Task RestartDeviceThreadAsync()
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{
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try
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{
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//重启操作在未完全之前直接取消
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if (restartLock.IsWaitting)
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{
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return;
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}
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await restartLock.WaitAsync();
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await singleRestartLock.WaitAsync();
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//停止其他后台服务
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await StopOtherHostService();
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//停止全部采集线程
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await RemoveAllDeviceThreadAsync();
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//创建全部采集线程
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await CreatAllDeviceThreadsAsync();
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//开始其他后台服务
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await StartOtherHostService();
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//开始全部采集线程
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await StartAllDeviceThreadsAsync();
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "重启错误");
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}
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finally
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{
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singleRestartLock.Release();
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restartLock.Release();
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}
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}
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/// <summary>
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/// 启动其他后台服务
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/// </summary>
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protected override async Task StartOtherHostService()
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{
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var alarmHostService = BackgroundServiceUtil.GetBackgroundService<AlarmWorker>();
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var uploadDeviceHostService = BackgroundServiceUtil.GetBackgroundService<UploadDeviceWorker>();
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await uploadDeviceHostService.StartAsync();
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await alarmHostService.StartAsync();
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}
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/// <summary>
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/// 停止其他后台服务
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/// </summary>
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protected override async Task StopOtherHostService()
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{
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var alarmHostService = BackgroundServiceUtil.GetBackgroundService<AlarmWorker>();
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var uploadDeviceHostService = BackgroundServiceUtil.GetBackgroundService<UploadDeviceWorker>();
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await alarmHostService.StopAsync();
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await uploadDeviceHostService.StopAsync();
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}
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#endregion
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#region Private
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/// <summary>
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/// 创建设备采集线程
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/// </summary>
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/// <returns></returns>
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protected virtual async Task CreatAllDeviceThreadsAsync()
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{
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if (!_stoppingToken.IsCancellationRequested)
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{
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_logger.LogInformation("正在获取南向设备组态信息");
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var collectDeviceRunTimes = (await _serviceScope.ServiceProvider.GetService<CollectDeviceService>().GetDeviceRuntimeAsync());
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_logger.LogInformation("获取南向设备组态信息完成");
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foreach (var collectDeviceRunTime in collectDeviceRunTimes.Where(a => !collectDeviceRunTimes.Any(b => a.Id == b.RedundantDeviceId && b.IsRedundant)))
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{
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if (!_stoppingToken.IsCancellationRequested)
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{
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try
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{
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DriverBase driverBase = collectDeviceRunTime.CreatDriver();
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driverBase.Init(collectDeviceRunTime);
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GetDeviceThread(driverBase);
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, $"{collectDeviceRunTime.Name}初始化错误！");
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}
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}
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}
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}
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}
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protected override async Task<IEnumerable<DeviceRunTime>> GetDeviceRunTimeAsync(long devId)
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{
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return await _serviceScope.ServiceProvider.GetService<CollectDeviceService>().GetDeviceRuntimeAsync(devId);
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}
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#endregion
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#region 设备信息获取
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/// <summary>
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/// 获取设备方法
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/// </summary>
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/// <param name="devId"></param>
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/// <returns></returns>
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public List<string> GetDeviceMethods(long devId)
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{
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var pluginName = _serviceScope.ServiceProvider.GetService<CollectDeviceService>().GetDeviceById(devId).PluginName;
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var driverBase = _driverPluginService.GetDriver(pluginName);
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var Propertys = _driverPluginService.GetDriverMethodInfo(driverBase);
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driverBase?.SafeDispose();
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return Propertys.Select(it => it.Description).ToList();
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}
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/// <summary>
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/// 获取设备属性，传入设备Id，相同名称的属性值会被重写
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/// </summary>
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/// <param name="driverId"></param>
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/// <param name="devId"></param>
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/// <returns></returns>
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public List<DependencyProperty> GetDevicePropertys(string pluginName, long devId = 0)
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{
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var driverBase = _driverPluginService.GetDriver(pluginName);
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var Propertys = _driverPluginService.GetDriverProperties(driverBase);
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if (devId != 0)
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{
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var collectDevice = _serviceScope.ServiceProvider.GetService<CollectDeviceService>().GetDeviceById(devId);
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collectDevice?.DevicePropertys?.ForEach(it =>
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{
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var dependencyProperty = Propertys.FirstOrDefault(a => a.PropertyName == it.PropertyName);
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if (dependencyProperty != null && !it.Value.IsNullOrEmpty())
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{
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dependencyProperty.Value = it.Value;
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}
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});
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}
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driverBase?.SafeDispose();
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return Propertys;
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}
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#endregion
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#region worker服务
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/// <inheritdoc/>
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public override async Task StopAsync(CancellationToken cancellationToken)
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{
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using var stoppingToken = new CancellationTokenSource();
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_stoppingToken = stoppingToken.Token;
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stoppingToken.Cancel();
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//停止其他后台服务
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await StopOtherHostService();
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//停止全部采集线程
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await RemoveAllDeviceThreadAsync();
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await base.StopAsync(cancellationToken);
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}
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/// <inheritdoc/>
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protected override async Task ExecuteAsync(CancellationToken stoppingToken)
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{
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await _easyLock?.WaitAsync();
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_driverPluginService = _serviceScope.ServiceProvider.GetService<DriverPluginService>();
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//重启采集线程，会启动其他后台服务
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await RestartDeviceThreadAsync();
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await WhileExecuteAsync(stoppingToken);
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}
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protected virtual async Task WhileExecuteAsync(CancellationToken stoppingToken)
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{
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while (!stoppingToken.IsCancellationRequested)
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{
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try
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{
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//每5分钟检测一次
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await Task.Delay(300000, stoppingToken);
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//检测设备线程假死
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var num = DriverBases.Count;
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for (int i = 0; i < num; i++)
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{
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DriverBase driverBase = DriverBases[i];
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try
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{
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if (driverBase.CurrentDevice != null)
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{
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if (driverBase.CurrentDevice.DeviceStatus == DeviceStatusEnum.OffLine)
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{
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if (driverBase.CurrentDevice.IsRedundant && _serviceScope.ServiceProvider.GetService<CollectDeviceService>().GetCacheList(false).Any(a => a.Id == driverBase.CurrentDevice.RedundantDeviceId))
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{
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await DeviceRedundantThreadAsync(driverBase.CurrentDevice.Id);
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}
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}
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//超过30分钟，或者(初始化失败并超过10分钟)会重启
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if (
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(driverBase.CurrentDevice.ActiveTime != DateTime.MinValue &&
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driverBase.CurrentDevice.ActiveTime.AddMinutes(30) <= DateTimeExtensions.CurrentDateTime)
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|| (driverBase.IsInitSuccess == false && driverBase.CurrentDevice.ActiveTime.AddMinutes(10) <= DateTimeExtensions.CurrentDateTime)
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)
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{
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//如果线程处于暂停状态，跳过
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if (driverBase.CurrentDevice.DeviceStatus == DeviceStatusEnum.Pause)
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continue;
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//如果初始化失败
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if (!driverBase.IsInitSuccess)
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_logger?.LogWarning($"{driverBase.CurrentDevice.Name}初始化失败，重启线程中");
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else
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_logger?.LogWarning($"{driverBase.CurrentDevice.Name}采集线程假死，重启线程中");
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//重启线程
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await UpDeviceThreadAsync(driverBase.CurrentDevice.Id, false);
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break;
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}
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else
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{
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_logger?.LogTrace($"{driverBase.CurrentDevice.Name}线程检测正常");
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}
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}
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}
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finally
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{
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}
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}
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}
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catch (TaskCanceledException)
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{
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}
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catch (ObjectDisposedException)
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{
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}
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catch (Exception ex)
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{
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_logger.LogWarning(ex, "线程检测错误");
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}
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}
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}
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#endregion
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}
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