184 lines
13 KiB
C#
184 lines
13 KiB
C#
using Opc.Ua;
|
|
using Opc.Ua.Client;
|
|
using Opc.Ua.Configuration;
|
|
using PMSWPF.Enums;
|
|
|
|
namespace PMSWPF.Helper;
|
|
|
|
public static class ServiceHelper
|
|
{
|
|
// 定义不同轮询级别的间隔时间。
|
|
public static Dictionary<PollLevelType, TimeSpan> PollingIntervals = new Dictionary<PollLevelType, TimeSpan>
|
|
{
|
|
{
|
|
PollLevelType.TenMilliseconds,
|
|
TimeSpan.FromMilliseconds(
|
|
(int)PollLevelType.TenMilliseconds)
|
|
},
|
|
{
|
|
PollLevelType.HundredMilliseconds,
|
|
TimeSpan.FromMilliseconds(
|
|
(int)PollLevelType
|
|
.HundredMilliseconds)
|
|
},
|
|
{
|
|
PollLevelType.FiveHundredMilliseconds,
|
|
TimeSpan.FromMilliseconds(
|
|
(int)PollLevelType
|
|
.FiveHundredMilliseconds)
|
|
},
|
|
{
|
|
PollLevelType.OneSecond,
|
|
TimeSpan.FromMilliseconds(
|
|
(int)PollLevelType.OneSecond)
|
|
},
|
|
{
|
|
PollLevelType.FiveSeconds,
|
|
TimeSpan.FromMilliseconds(
|
|
(int)PollLevelType.FiveSeconds)
|
|
},
|
|
{
|
|
PollLevelType.TenSeconds,
|
|
TimeSpan.FromMilliseconds(
|
|
(int)PollLevelType.TenSeconds)
|
|
},
|
|
{
|
|
PollLevelType.TwentySeconds,
|
|
TimeSpan.FromMilliseconds(
|
|
(int)PollLevelType.TwentySeconds)
|
|
},
|
|
{
|
|
PollLevelType.ThirtySeconds,
|
|
TimeSpan.FromMilliseconds(
|
|
(int)PollLevelType.ThirtySeconds)
|
|
},
|
|
{
|
|
PollLevelType.OneMinute,
|
|
TimeSpan.FromMilliseconds(
|
|
(int)PollLevelType.OneMinute)
|
|
},
|
|
{
|
|
PollLevelType.ThreeMinutes,
|
|
TimeSpan.FromMilliseconds(
|
|
(int)PollLevelType.ThreeMinutes)
|
|
},
|
|
{
|
|
PollLevelType.FiveMinutes,
|
|
TimeSpan.FromMilliseconds(
|
|
(int)PollLevelType.FiveMinutes)
|
|
},
|
|
{
|
|
PollLevelType.TenMinutes,
|
|
TimeSpan.FromMilliseconds(
|
|
(int)PollLevelType.TenMinutes)
|
|
},
|
|
{
|
|
PollLevelType.ThirtyMinutes,
|
|
TimeSpan.FromMilliseconds(
|
|
(int)PollLevelType.ThirtyMinutes)
|
|
}
|
|
};
|
|
|
|
/// <summary>
|
|
/// 创建并配置 OPC UA 会话。
|
|
/// </summary>
|
|
/// <param name="endpointUrl">OPC UA 服务器的终结点 URL。</param>
|
|
/// <returns>创建的 Session 对象，如果失败则返回 null。</returns>
|
|
public static Session CreateOpcUaSession(string endpointUrl)
|
|
{
|
|
return CreateOpcUaSessionAsync(endpointUrl)
|
|
.GetAwaiter()
|
|
.GetResult();
|
|
}
|
|
|
|
/// <summary>
|
|
/// 创建并配置 OPC UA 会话。
|
|
/// </summary>
|
|
/// <param name="endpointUrl">OPC UA 服务器的终结点 URL。</param>
|
|
/// <returns>创建的 Session 对象，如果失败则返回 null。</returns>
|
|
public static async Task<Session> CreateOpcUaSessionAsync(string endpointUrl)
|
|
{
|
|
try
|
|
{
|
|
// 1. 创建应用程序配置
|
|
var application = new ApplicationInstance
|
|
{
|
|
ApplicationName = "OpcUADemoClient",
|
|
ApplicationType = ApplicationType.Client,
|
|
ConfigSectionName = "Opc.Ua.Client"
|
|
};
|
|
|
|
var config = new ApplicationConfiguration()
|
|
{
|
|
ApplicationName = application.ApplicationName,
|
|
ApplicationUri = $"urn:{System.Net.Dns.GetHostName()}:OpcUADemoClient",
|
|
ApplicationType = application.ApplicationType,
|
|
SecurityConfiguration = new SecurityConfiguration
|
|
{
|
|
ApplicationCertificate = new CertificateIdentifier
|
|
{
|
|
StoreType = "Directory",
|
|
StorePath
|
|
= "%CommonApplicationData%/OPC Foundation/CertificateStores/MachineDefault",
|
|
SubjectName = application.ApplicationName
|
|
},
|
|
TrustedIssuerCertificates = new CertificateTrustList
|
|
{
|
|
StoreType = "Directory",
|
|
StorePath
|
|
= "%CommonApplicationData%/OPC Foundation/CertificateStores/UA Certificate Authorities"
|
|
},
|
|
TrustedPeerCertificates = new CertificateTrustList
|
|
{
|
|
StoreType = "Directory",
|
|
StorePath
|
|
= "%CommonApplicationData%/OPC Foundation/CertificateStores/UA Applications"
|
|
},
|
|
RejectedCertificateStore = new CertificateTrustList
|
|
{
|
|
StoreType = "Directory",
|
|
StorePath
|
|
= "%CommonApplicationData%/OPC Foundation/CertificateStores/RejectedCertificates"
|
|
},
|
|
AutoAcceptUntrustedCertificates
|
|
= true // 自动接受不受信任的证书 (仅用于测试)
|
|
},
|
|
TransportQuotas = new TransportQuotas { OperationTimeout = 15000 },
|
|
ClientConfiguration = new ClientConfiguration { DefaultSessionTimeout = 60000 },
|
|
TraceConfiguration = new TraceConfiguration
|
|
{
|
|
OutputFilePath = "./Logs/OpcUaClient.log",
|
|
DeleteOnLoad = true,
|
|
TraceMasks = Utils.TraceMasks.Error |
|
|
Utils.TraceMasks.Security
|
|
}
|
|
};
|
|
application.ApplicationConfiguration = config;
|
|
|
|
// 验证并检查证书
|
|
await config.Validate(ApplicationType.Client);
|
|
await application.CheckApplicationInstanceCertificate(false, 0);
|
|
|
|
// 2. 查找并选择端点 (将 useSecurity 设置为 false 以进行诊断)
|
|
var selectedEndpoint = CoreClientUtils.SelectEndpoint(endpointUrl, false);
|
|
|
|
var session = await Session.Create(
|
|
config,
|
|
new ConfiguredEndpoint(null, selectedEndpoint, EndpointConfiguration.Create(config)),
|
|
false,
|
|
"PMSWPF OPC UA Session",
|
|
60000,
|
|
new UserIdentity(new AnonymousIdentityToken()),
|
|
null);
|
|
|
|
|
|
NotificationHelper.ShowSuccess($"已连接到 OPC UA 服务器: {endpointUrl}");
|
|
return session;
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
NotificationHelper.ShowError($"连接 OPC UA 服务器失败: {endpointUrl} - {ex.Message}", ex);
|
|
return null;
|
|
}
|
|
}
|
|
} |