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初步完成OpcUa设备的开启连接，关闭断开连接的功能

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This commit is contained in:
David P.G
2025-09-12 15:45:14 +08:00
parent 6796a06325
commit d20b35185f
7 changed files with 112 additions and 414 deletions
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147
DMS.Infrastructure/Services/OpcUaServiceManager.cs
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@@ -1,14 +1,15 @@
using System.Collections.Concurrent;
using System.Diagnostics;
using DMS.Application.DTOs;
using DMS.Application.Events;
using DMS.Application.Interfaces;
using DMS.Core.Enums;
using DMS.Core.Models;
using DMS.Infrastructure.Configuration;
using DMS.Infrastructure.Interfaces.Services;
using DMS.Infrastructure.Models;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Options;
using VariableValueChangedEventArgs = DMS.Core.Models.VariableValueChangedEventArgs;
namespace DMS.Infrastructure.Services
{
@@ -20,6 +21,7 @@ namespace DMS.Infrastructure.Services
private readonly ILogger<OpcUaServiceManager> _logger;
private readonly IDataProcessingService _dataProcessingService;
private readonly IAppDataCenterService _appDataCenterService;
private readonly IEventService _eventService;
private readonly OpcUaServiceOptions _options;
private readonly ConcurrentDictionary<int, DeviceContext> _deviceContexts;
private readonly SemaphoreSlim _semaphore;
@@ -28,15 +30,33 @@ namespace DMS.Infrastructure.Services
public OpcUaServiceManager(
ILogger<OpcUaServiceManager> logger,
IDataProcessingService dataProcessingService,
IEventService eventService,
IAppDataCenterService appDataCenterService,
IOptions<OpcUaServiceOptions> options)
{
_logger = logger ?? throw new ArgumentNullException(nameof(logger));
_dataProcessingService = dataProcessingService ?? throw new ArgumentNullException(nameof(dataProcessingService));
_appDataCenterService = appDataCenterService ?? throw new ArgumentNullException(nameof(appDataCenterService));
_dataProcessingService
= dataProcessingService ?? throw new ArgumentNullException(nameof(dataProcessingService));
_eventService = eventService;
_appDataCenterService
= appDataCenterService ?? throw new ArgumentNullException(nameof(appDataCenterService));
_options = options?.Value ?? throw new ArgumentNullException(nameof(options));
_deviceContexts = new ConcurrentDictionary<int, DeviceContext>();
_semaphore = new SemaphoreSlim(_options.MaxConcurrentConnections, _options.MaxConcurrentConnections);
_eventService.OnDeviceActiveChanged += OnDeviceActiveChanged;
}
private async void OnDeviceActiveChanged(object? sender, DeviceActiveChangedEventArgs e)
{
if (e.NewStatus)
{
await ConnectDeviceAsync(e.DeviceId, CancellationToken.None);
}
else
{
await DisconnectDeviceAsync(e.DeviceId, CancellationToken.None);
}
}
/// <summary>
@@ -64,12 +84,12 @@ namespace DMS.Infrastructure.Services
}
var context = new DeviceContext
{
Device = device,
OpcUaService = new OpcUaService(),
Variables = new ConcurrentDictionary<string, VariableDto>(),
IsConnected = false
};
{
Device = device,
OpcUaService = new OpcUaService(),
Variables = new ConcurrentDictionary<string, VariableDto>(),
IsConnected = false
};
_deviceContexts.AddOrUpdate(device.Id, context, (key, oldValue) => context);
_logger.LogInformation("已添加设备 {DeviceId} 到监控列表", device.Id);
@@ -99,6 +119,7 @@ namespace DMS.Infrastructure.Services
{
context.Variables.AddOrUpdate(variable.OpcUaNodeId, variable, (key, oldValue) => variable);
}
_logger.LogInformation("已更新设备 {DeviceId} 的变量列表，共 {Count} 个变量", deviceId, variables.Count);
}
}
@@ -139,23 +160,29 @@ namespace DMS.Infrastructure.Services
if (context == null || string.IsNullOrEmpty(context.Device.OpcUaServerUrl))
return;
if (!context.Device.IsActive)
{
return;
}
await _semaphore.WaitAsync(cancellationToken);
try
{
_logger.LogInformation("正在连接设备 {DeviceName} ({EndpointUrl})",
context.Device.Name, context.Device.OpcUaServerUrl);
_logger.LogInformation("正在连接设备 {DeviceName} ({EndpointUrl})",
context.Device.Name, context.Device.OpcUaServerUrl);
var stopwatch = Stopwatch.StartNew();
// 设置连接超时
using var timeoutToken = new CancellationTokenSource(_options.ConnectionTimeoutMs);
using var linkedToken = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, timeoutToken.Token);
using var linkedToken
= CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, timeoutToken.Token);
await context.OpcUaService.ConnectAsync(context.Device.OpcUaServerUrl);
stopwatch.Stop();
_logger.LogInformation("设备 {DeviceName} 连接耗时 {ElapsedMs} ms",
context.Device.Name, stopwatch.ElapsedMilliseconds);
_logger.LogInformation("设备 {DeviceName} 连接耗时 {ElapsedMs} ms",
context.Device.Name, stopwatch.ElapsedMilliseconds);
if (context.OpcUaService.IsConnected)
{
@@ -170,8 +197,8 @@ namespace DMS.Infrastructure.Services
}
catch (Exception ex)
{
_logger.LogError(ex, "连接设备 {DeviceName} 时发生错误: {ErrorMessage}",
context.Device.Name, ex.Message);
_logger.LogError(ex, "连接设备 {DeviceName} 时发生错误: {ErrorMessage}",
context.Device.Name, ex.Message);
context.IsConnected = false;
}
finally
@@ -197,8 +224,8 @@ namespace DMS.Infrastructure.Services
}
catch (Exception ex)
{
_logger.LogError(ex, "断开设备 {DeviceName} 连接时发生错误: {ErrorMessage}",
context.Device.Name, ex.Message);
_logger.LogError(ex, "断开设备 {DeviceName} 连接时发生错误: {ErrorMessage}",
context.Device.Name, ex.Message);
}
}
@@ -212,13 +239,13 @@ namespace DMS.Infrastructure.Services
try
{
_logger.LogInformation("正在为设备 {DeviceName} 设置订阅，变量数: {VariableCount}",
context.Device.Name, context.Variables.Count);
_logger.LogInformation("正在为设备 {DeviceName} 设置订阅，变量数: {VariableCount}",
context.Device.Name, context.Variables.Count);
// 按PollingInterval对变量进行分组
var variablesByPollingInterval = context.Variables.Values
.GroupBy(v => v.PollingInterval)
.ToDictionary(g => g.Key, g => g.ToList());
.GroupBy(v => v.PollingInterval)
.ToDictionary(g => g.Key, g => g.ToList());
// 为每个PollingInterval组设置单独的订阅
foreach (var group in variablesByPollingInterval)
@@ -226,7 +253,8 @@ namespace DMS.Infrastructure.Services
int pollingInterval = group.Key;
var variables = group.Value;
_logger.LogInformation("为设备 {DeviceName} 设置PollingInterval {PollingInterval} 的订阅，变量数: {VariableCount}",
_logger.LogInformation(
"为设备 {DeviceName} 设置PollingInterval {PollingInterval} 的订阅，变量数: {VariableCount}",
context.Device.Name, pollingInterval, variables.Count);
// 根据PollingInterval计算发布间隔和采样间隔（毫秒）
@@ -234,19 +262,19 @@ namespace DMS.Infrastructure.Services
// var samplingInterval = GetSamplingIntervalFromPollLevel(pollLevel);
var opcUaNodes = variables
.Select(v => new OpcUaNode { NodeId = v.OpcUaNodeId })
.ToList();
.Select(v => new OpcUaNode { NodeId = v.OpcUaNodeId })
.ToList();
context.OpcUaService.SubscribeToNode(opcUaNodes, HandleDataChanged,
publishingInterval, publishingInterval);
context.OpcUaService.SubscribeToNode(opcUaNodes, HandleDataChanged,
publishingInterval, publishingInterval);
}
_logger.LogInformation("设备 {DeviceName} 订阅设置完成", context.Device.Name);
}
catch (Exception ex)
{
_logger.LogError(ex, "为设备 {DeviceName} 设置订阅时发生错误: {ErrorMessage}",
context.Device.Name, ex.Message);
_logger.LogError(ex, "为设备 {DeviceName} 设置订阅时发生错误: {ErrorMessage}",
context.Device.Name, ex.Message);
}
}
@@ -257,24 +285,23 @@ namespace DMS.Infrastructure.Services
{
// 根据轮询间隔值映射到发布间隔
return pollingInterval switch
{
100 => 100, // HundredMilliseconds -> 100ms发布间隔
500 => 500, // FiveHundredMilliseconds -> 500ms发布间隔
1000 => 1000, // OneSecond -> 1000ms发布间隔
5000 => 5000, // FiveSeconds -> 5000ms发布间隔
10000 => 10000, // TenSeconds -> 10000ms发布间隔
20000 => 20000, // TwentySeconds -> 20000ms发布间隔
30000 => 30000, // ThirtySeconds -> 30000ms发布间隔
60000 => 60000, // OneMinute -> 60000ms发布间隔
300000 => 300000, // FiveMinutes -> 300000ms发布间隔
600000 => 600000, // TenMinutes -> 600000ms发布间隔
1800000 => 1800000, // ThirtyMinutes -> 1800000ms发布间隔
3600000 => 3600000, // OneHour -> 3600000ms发布间隔
_ => _options.SubscriptionPublishingIntervalMs // 默认值
};
{
100 => 100, // HundredMilliseconds -> 100ms发布间隔
500 => 500, // FiveHundredMilliseconds -> 500ms发布间隔
1000 => 1000, // OneSecond -> 1000ms发布间隔
5000 => 5000, // FiveSeconds -> 5000ms发布间隔
10000 => 10000, // TenSeconds -> 10000ms发布间隔
20000 => 20000, // TwentySeconds -> 20000ms发布间隔
30000 => 30000, // ThirtySeconds -> 30000ms发布间隔
60000 => 60000, // OneMinute -> 60000ms发布间隔
300000 => 300000, // FiveMinutes -> 300000ms发布间隔
600000 => 600000, // TenMinutes -> 600000ms发布间隔
1800000 => 1800000, // ThirtyMinutes -> 1800000ms发布间隔
3600000 => 3600000, // OneHour -> 3600000ms发布间隔
_ => _options.SubscriptionPublishingIntervalMs // 默认值
};
}
/// <summary>
/// 处理数据变化
@@ -294,12 +321,12 @@ namespace DMS.Infrastructure.Services
// 保存旧值
var oldValue = variable.DataValue;
var newValue = opcUaNode.Value.ToString();
// 更新变量值
variable.DataValue = newValue;
variable.DisplayValue = newValue;
variable.UpdatedAt = DateTime.Now;
_logger.LogDebug($"节点：{variable.OpcUaNodeId}值发生了变化:{newValue}");
// 触发变量值变更事件
@@ -309,8 +336,8 @@ namespace DMS.Infrastructure.Services
oldValue,
newValue,
variable.UpdatedAt);
_appDataCenterService.VariableManagementService.VariableValueChanged( eventArgs);
_appDataCenterService.VariableManagementService.VariableValueChanged(eventArgs);
// 推送到数据处理队列
await _dataProcessingService.EnqueueAsync(variable);
@@ -341,7 +368,7 @@ namespace DMS.Infrastructure.Services
public async Task ConnectDevicesAsync(IEnumerable<int> deviceIds, CancellationToken cancellationToken = default)
{
var connectTasks = new List<Task>();
foreach (var deviceId in deviceIds)
{
if (_deviceContexts.TryGetValue(deviceId, out var context))
@@ -349,7 +376,7 @@ namespace DMS.Infrastructure.Services
connectTasks.Add(ConnectDeviceAsync(context, cancellationToken));
}
}
await Task.WhenAll(connectTasks);
}
@@ -367,15 +394,16 @@ namespace DMS.Infrastructure.Services
/// <summary>
/// 批量断开设备连接
/// </summary>
public async Task DisconnectDevicesAsync(IEnumerable<int> deviceIds, CancellationToken cancellationToken = default)
public async Task DisconnectDevicesAsync(IEnumerable<int> deviceIds,
CancellationToken cancellationToken = default)
{
var disconnectTasks = new List<Task>();
foreach (var deviceId in deviceIds)
{
disconnectTasks.Add(DisconnectDeviceAsync(deviceId, cancellationToken));
}
await Task.WhenAll(disconnectTasks);
}
@@ -399,11 +427,12 @@ namespace DMS.Infrastructure.Services
// 断开所有设备连接
var deviceIds = _deviceContexts.Keys.ToList();
DisconnectDevicesAsync(deviceIds).Wait(TimeSpan.FromSeconds(10));
DisconnectDevicesAsync(deviceIds)
.Wait(TimeSpan.FromSeconds(10));
// 释放其他资源
_semaphore?.Dispose();
_disposed = true;
_logger.LogInformation("OPC UA服务管理器资源已释放");
}