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opc fix

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luosheng
2023-05-29 10:41:01 +08:00
parent 050ed78c3b
commit 2cea017919
16 changed files with 1203 additions and 0 deletions
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73
Modbus.Net/Modbus.Net.Opc/AddressFormaterOpc.cs Normal file
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using System;
using System.Linq;
namespace Modbus.Net.Opc
{
/// <summary>
/// Opc地址编码器
/// </summary>
public class AddressFormaterOpc<TMachineKey, TUnitKey> : AddressFormater where TMachineKey : IEquatable<TMachineKey>
where TUnitKey : IEquatable<TUnitKey>
{
/// <summary>
/// 协议构造器
/// </summary>
/// <param name="tagGeter">如何通过BaseMachine和AddressUnit构造Opc的标签</param>
/// <param name="machine">调用这个编码器的设备</param>
/// <param name="seperator">每两个标签之间用什么符号隔开，默认为/</param>
public AddressFormaterOpc(Func<BaseMachine<TMachineKey, TUnitKey>, AddressUnit<TUnitKey>, string[]> tagGeter,
BaseMachine<TMachineKey, TUnitKey> machine,
char seperator = '/')
{
Machine = machine;
TagGeter = tagGeter;
Seperator = seperator;
}
/// <summary>
/// 设备
/// </summary>
public BaseMachine<TMachineKey, TUnitKey> Machine { get; set; }
/// <summary>
/// 标签构造器
/// (设备,地址)->不具备分隔符的标签数组
/// </summary>
protected Func<BaseMachine<TMachineKey, TUnitKey>, AddressUnit<TUnitKey>, string[]> TagGeter { get; set; }
/// <summary>
/// 分割符
/// </summary>
public char Seperator { get; protected set; }
/// <summary>
/// 编码地址
/// </summary>
/// <param name="area">地址所在的数据区域</param>
/// <param name="address">地址</param>
/// <returns>编码后的地址</returns>
public override string FormatAddress(string area, int address)
{
var findAddress = Machine?.GetAddresses.FirstOrDefault(p => p.Area == area && p.Address == address);
if (findAddress == null) return null;
var strings = TagGeter(Machine, findAddress);
var ans = "";
for (var i = 0; i < strings.Length; i++)
ans += strings[i].Trim().Replace(" ", "") + '\r';
ans = ans.Substring(0, ans.Length - 1);
return ans;
}
/// <summary>
/// 编码地址
/// </summary>
/// <param name="area">地址所在的数据区域</param>
/// <param name="address">地址</param>
/// <param name="subAddress">子地址（忽略）</param>
/// <returns>编码后的地址</returns>
public override string FormatAddress(string area, int address, int subAddress)
{
return FormatAddress(area, address);
}
}
}

31
Modbus.Net/Modbus.Net.Opc/AddressTranslatorOpc.cs Normal file
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using System;
namespace Modbus.Net.Opc
{
/// <summary>
/// Opc地址解析器
/// </summary>
public class AddressTranslatorOpc : AddressTranslator
{
/// <summary>
/// 地址转换
/// </summary>
/// <param name="address">格式化的地址</param>
/// <param name="isRead">是否为读取，是为读取，否为写入</param>
/// <returns>翻译后的地址</returns>
public override AddressDef AddressTranslate(string address, bool isRead)
{
throw new NotImplementedException();
}
/// <summary>
/// 获取区域中的单个地址占用的字节长度
/// </summary>
/// <param name="area">区域名称</param>
/// <returns>字节长度</returns>
public override double GetAreaByteLength(string area)
{
return 1;
}
}
}

146
Modbus.Net/Modbus.Net.Opc/ClientExtend.cs Normal file
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using Hylasoft.Opc.Common;
using Hylasoft.Opc.Da;
using Hylasoft.Opc.Ua;
using System;
using System.Collections.Generic;
using System.Threading.Tasks;
namespace Modbus.Net.Opc
{
/// <summary>
/// Opc Client Extend interface, Unified for DA and UA
/// </summary>
public interface IClientExtend : IDisposable
{
/// <summary>
/// Unified Root Node
/// </summary>
Node RootNodeBase { get; }
/// <summary>
/// Connect the client to the Opc Server
/// </summary>
void Connect();
/// <summary>
/// Read a tag
/// </summary>
/// <typeparam name="T">The type of tag to read</typeparam>
/// <param name="tag">
/// The fully-qualified identifier of the tag. You can specify a subfolder by using a comma delimited name.
/// E.g: the tag `foo.bar` reads the tag `bar` on the folder `foo`
/// </param>
/// <returns>The value retrieved from the Opc</returns>
ReadEvent<T> Read<T>(string tag);
/// <summary>
/// Write a value on the specified Opc tag
/// </summary>
/// <typeparam name="T">The type of tag to write on</typeparam>
/// <param name="tag">
/// The fully-qualified identifier of the tag. You can specify a subfolder by using a comma delimited name.
/// E.g: the tag `foo.bar` writes on the tag `bar` on the folder `foo`
/// </param>
/// <param name="item"></param>
void Write<T>(string tag, T item);
/// <summary>
/// Read a tag asynchronusly
/// </summary>
Task<ReadEvent<T>> ReadAsync<T>(string tag);
/// <summary>
/// Write a value on the specified Opc tag asynchronously
/// </summary>
Task WriteAsync<T>(string tag, T item);
/// <summary>
/// Finds a node on the Opc Server asynchronously
/// </summary>
Task<Node> FindNodeAsync(string tag);
/// <summary>
/// Explore a folder on the Opc Server asynchronously
/// </summary>
Task<IEnumerable<Node>> ExploreFolderAsync(string tag);
}
/// <summary>
/// UaClient Extend
/// </summary>
public class MyDaClient : DaClient, IClientExtend
{
/// <summary>
/// UaClient Extend
/// </summary>
/// <param name="serverUrl">Url address of Opc UA server</param>
public MyDaClient(Uri serverUrl) : base(serverUrl)
{
}
/// <summary>
/// Unified root node
/// </summary>
public Node RootNodeBase => RootNode;
}
/// <summary>
/// DaClient Extend
/// </summary>
public class MyUaClient : UaClient, IClientExtend
{
/// <summary>
/// DaClient Extend
/// </summary>
public MyUaClient(Uri serverUrl) : base(serverUrl)
{
}
/// <summary>
/// Unified root node
/// </summary>
public Node RootNodeBase => RootNode;
}
/// <summary>
/// Param input of OpcConnector
/// </summary>
public class OpcParamIn
{
/// <summary>
/// Is the action read (not is write)
/// </summary>
public bool IsRead { get; set; }
/// <summary>
/// Tag of a node
/// </summary>
public string[] Tag { get; set; }
/// <summary>
/// Tag splitter of a node
/// </summary>
public char Split { get; set; }
/// <summary>
/// The value set to node(only available when IsRead is false
/// </summary>
public object SetValue { get; set; }
}
/// <summary>
/// Param output of OpcConnector
/// </summary>
public class OpcParamOut
{
/// <summary>
/// Is the action success
/// </summary>
public bool Success { get; set; }
/// <summary>
/// Action return values
/// </summary>
public byte[] Value { get; set; }
}
}

43
Modbus.Net/Modbus.Net.Opc/Modbus.Net.Opc.csproj Normal file
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net462</TargetFramework>
<LangVersion>10.0</LangVersion>
<AssemblyName>Modbus.Net.Opc</AssemblyName>
<RootNamespace>Modbus.Net.Opc</RootNamespace>
<PackageId>Modbus.Net.Opc</PackageId>
<Version>1.4.1</Version>
<Authors>Chris L.(Luo Sheng)</Authors>
<Company>Hangzhou Delian Science Technology Co.,Ltd.</Company>
<Product>Modbus.Net.Opc</Product>
<Description>Modbus.Net Opc Implementation</Description>
<Copyright>Copyright 2023 Hangzhou Delian Science Technology Co.,Ltd.</Copyright>
<PackageProjectUrl>https://github.com/parallelbgls/Modbus.Net/tree/master/Modbus.Net/Modbus.Net.Opc</PackageProjectUrl>
<RepositoryUrl>https://github.com/parallelbgls/Modbus.Net</RepositoryUrl>
<RepositoryType>git</RepositoryType>
<PackageTags>hardware communicate protocol modbus Delian</PackageTags>
<PackageRequireLicenseAcceptance>False</PackageRequireLicenseAcceptance>
<GeneratePackageOnBuild>True</GeneratePackageOnBuild>
<IncludeSymbols>True</IncludeSymbols>
<IncludeSource>True</IncludeSource>
<PackageLicenseExpression>MIT</PackageLicenseExpression>
<PackageReadmeFile>README.md</PackageReadmeFile>
<SymbolPackageFormat>snupkg</SymbolPackageFormat>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
<DocumentationFile>bin\Debug\Modbus.Net.Opc.xml</DocumentationFile>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="H.Opc" Version="0.9.3" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\Modbus.Net\Modbus.Net.csproj" />
</ItemGroup>
<ItemGroup>
<None Include="README.md" Pack="true" PackagePath="" />
</ItemGroup>
</Project>

220
Modbus.Net/Modbus.Net.Opc/OpcConnector.cs Normal file
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using Hylasoft.Opc.Common;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
namespace Modbus.Net.Opc
{
/// <summary>
/// Opc连接器
/// </summary>
public abstract class OpcConnector : BaseConnector<OpcParamIn, OpcParamOut>
{
private static readonly ILogger<OpcConnector> logger = LogProvider.CreateLogger<OpcConnector>();
/// <summary>
/// 是否正在连接
/// </summary>
protected bool _connect;
/// <summary>
/// Opc客户端
/// </summary>
protected IClientExtend Client;
/// <summary>
/// 是否开启正则匹配
/// </summary>
protected bool RegexOn { get; set; }
/// <summary>
/// 构造函数
/// </summary>
/// <param name="host">服务端url</param>
/// <param name="isRegexOn">是否开启正则匹配</param>
protected OpcConnector(string host, bool isRegexOn)
{
ConnectionToken = host;
RegexOn = isRegexOn;
}
/// <summary>
/// 连接标识
/// </summary>
public override string ConnectionToken { get; }
/// <summary>
/// 是否正在连接
/// </summary>
public override bool IsConnected => _connect;
/// <summary>
/// 断开连接
/// </summary>
/// <returns></returns>
public override bool Disconnect()
{
try
{
Client?.Dispose();
Client = null;
_connect = false;
logger.LogInformation("Opc client {ConnectionToken} disconnected success", ConnectionToken);
return true;
}
catch (Exception ex)
{
logger.LogError(ex, "Opc client {ConnectionToken} disconnected error", ConnectionToken);
_connect = false;
return false;
}
}
/// <inheritdoc />
protected override void ReceiveMsgThreadStart()
{
throw new NotImplementedException();
}
/// <inheritdoc />
protected override void ReceiveMsgThreadStop()
{
throw new NotImplementedException();
}
/// <inheritdoc />
protected override Task SendMsgWithoutConfirm(OpcParamIn message)
{
throw new NotImplementedException();
}
/// <summary>
/// 带返回发送数据
/// </summary>
/// <param name="message">需要发送的数据</param>
/// <returns>是否发送成功</returns>
public override async Task<OpcParamOut> SendMsgAsync(OpcParamIn message)
{
try
{
if (message.IsRead)
{
var split = message.Split;
var tag = message.Tag;
var rootDirectory = await Client.ExploreFolderAsync("");
var answerTag = await SearchTag(tag, split, 0, rootDirectory);
if (answerTag != null)
{
var result = await Client.ReadAsync<object>(answerTag);
logger.LogDebug($"Opc Machine {ConnectionToken} Read Opc tag {answerTag} for value {result.Value}");
return new OpcParamOut
{
Success = true,
Value = BigEndianValueHelper.Instance.GetBytes(result.Value, result.Value.GetType())
};
}
return new OpcParamOut
{
Success = false,
Value = Encoding.ASCII.GetBytes("NoData")
};
}
else
{
var tag = message.Tag;
var split = message.Split;
var value = message.SetValue;
var rootDirectory = await Client.ExploreFolderAsync("");
var answerTag = await SearchTag(tag, split, 0, rootDirectory);
if (answerTag != null)
{
try
{
await Client.WriteAsync(answerTag, value);
logger.LogDebug($"Opc Machine {ConnectionToken} Write Opc tag {answerTag} for value {value}");
}
catch (Exception e)
{
logger.LogError(e, "Opc client {ConnectionToken} write exception", ConnectionToken);
return new OpcParamOut
{
Success = false
};
}
return new OpcParamOut
{
Success = true
};
}
return new OpcParamOut
{
Success = false
};
}
}
catch (Exception e)
{
logger.LogError(e, "Opc client {ConnectionToken} read exception", ConnectionToken);
return new OpcParamOut
{
Success = false,
Value = Encoding.ASCII.GetBytes("NoData")
};
}
}
/// <summary>
/// 搜索标签
/// </summary>
/// <param name="tags">标签</param>
/// <param name="split">分隔符</param>
/// <param name="deep">递归深度（第几级标签）</param>
/// <param name="nodes">当前搜索的节点</param>
/// <returns>搜索到的标签</returns>
private async Task<string> SearchTag(string[] tags, char split, int deep, IEnumerable<Node> nodes)
{
foreach (var node in nodes)
{
var currentTag = node.Tag.Substring(node.Tag.LastIndexOf(split) + 1);
if (RegexOn && Regex.IsMatch(currentTag, tags[deep]) || !RegexOn && currentTag == tags[deep])
{
if (deep == tags.Length - 1) return node.Tag;
var subDirectories = await Client.ExploreFolderAsync(node.Tag);
var answerTag = await SearchTag(tags, split, deep + 1, subDirectories);
if (answerTag != null) return answerTag;
}
}
return null;
}
private bool Connect()
{
try
{
Client.Connect();
_connect = true;
logger.LogInformation("Opc client {ConnectionToken} connect success", ConnectionToken);
return true;
}
catch (Exception ex)
{
logger.LogError(ex, "Opc client {ConnectionToken} connected failed", ConnectionToken);
_connect = false;
return false;
}
}
/// <summary>
/// 连接PLC，异步
/// </summary>
/// <returns>是否连接成功</returns>
public override Task<bool> ConnectAsync()
{
return Task.FromResult(Connect());
}
}
}

42
Modbus.Net/Modbus.Net.Opc/OpcDaConnector.cs Normal file
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using System;
using System.Collections.Generic;
namespace Modbus.Net.Opc
{
/// <summary>
/// Opc DA连接实现
/// </summary>
public class OpcDaConnector : OpcConnector
{
/// <summary>
/// DA单例管理
/// </summary>
protected static Dictionary<string, OpcDaConnector> _instances = new Dictionary<string, OpcDaConnector>();
/// <summary>
/// 构造函数
/// </summary>
/// <param name="host">Opc DA 服务地址</param>
/// <param name="isRegexOn">是否开启正则匹配</param>
protected OpcDaConnector(string host, bool isRegexOn) : base(host, isRegexOn)
{
Client = new MyDaClient(new Uri(ConnectionToken));
}
/// <summary>
/// 根据服务地址生成DA单例
/// </summary>
/// <param name="host">Opc DA 服务地址</param>
/// <param name="isRegexOn">是否开启正则匹配</param>
/// <returns>Opc DA 连接器实例</returns>
public static OpcDaConnector Instance(string host, bool isRegexOn)
{
if (!_instances.ContainsKey(host))
{
var connector = new OpcDaConnector(host, isRegexOn);
_instances.Add(host, connector);
}
return _instances[host];
}
}
}

38
Modbus.Net/Modbus.Net.Opc/OpcDaProtocal.cs Normal file
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using System.Threading.Tasks;
namespace Modbus.Net.Opc
{
/// <summary>
/// Opc Da协议
/// </summary>
public class OpcDaProtocol : OpcProtocol
{
private readonly string _host;
private readonly bool _isRegexOn;
/// <summary>
/// 构造函数
/// </summary>
/// <param name="host">Opc DA服务地址</param>
/// <param name="isRegexOn">是否开启正则匹配</param>
public OpcDaProtocol(string host, bool isRegexOn)
{
_host = host;
_isRegexOn = isRegexOn;
}
/// <summary>
/// 连接设备
/// </summary>
/// <returns>是否连接成功</returns>
public override async Task<bool> ConnectAsync()
{
ProtocolLinker = new OpcDaProtocolLinker(_host, _isRegexOn);
if (!await ProtocolLinker.ConnectAsync())
return false;
return true;
}
}
}

26
Modbus.Net/Modbus.Net.Opc/OpcDaProtocalLinker.cs Normal file
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namespace Modbus.Net.Opc
{
/// <summary>
/// Opc Da协议连接器
/// </summary>
public class OpcDaProtocolLinker : OpcProtocolLinker
{
/// <summary>
/// 构造函数
/// </summary>
/// <param name="isRegexOn">是否开启正则匹配</param>
public OpcDaProtocolLinker(bool isRegexOn) : this(ConfigurationReader.GetValueDirect("OpcDa", "Host"), isRegexOn)
{
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="host">Opc DA服务地址</param>
/// <param name="isRegexOn">是否开启正则匹配</param>
public OpcDaProtocolLinker(string host, bool isRegexOn)
{
BaseConnector = OpcDaConnector.Instance(host, isRegexOn);
}
}
}

31
Modbus.Net/Modbus.Net.Opc/OpcMachine.cs Normal file
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using System;
using System.Collections.Generic;
namespace Modbus.Net.Opc
{
/// <summary>
/// Opc设备
/// </summary>
public class OpcMachine<TKey, TUnitKey> : BaseMachine<TKey, TUnitKey> where TKey : IEquatable<TKey>
where TUnitKey : IEquatable<TUnitKey>
{
/// <summary>
/// 构造函数
/// </summary>
/// <param name="id">设备的ID号</param>
/// <param name="connectionType">连接类型</param>
/// <param name="connectionString">连接地址</param>
/// <param name="getAddresses">需要读写的地址</param>
/// <param name="isRegexOn">开启正则匹配</param>
public OpcMachine(TKey id, OpcType connectionType, string connectionString, IEnumerable<AddressUnit<TUnitKey>> getAddresses, bool isRegexOn = false)
: base(id, getAddresses, true)
{
BaseUtility = new OpcUtility(connectionType, connectionString, isRegexOn);
AddressFormater = new AddressFormaterOpc<TKey, TUnitKey>((machine, unit) => { return new string[] { unit.Area }; }, this);
((OpcUtility)BaseUtility).GetSeperator +=
() => ((AddressFormaterOpc<TKey, TUnitKey>)AddressFormater).Seperator;
AddressCombiner = new AddressCombinerSingle<TUnitKey>();
AddressCombinerSet = new AddressCombinerSingle<TUnitKey>();
}
}
}

197
Modbus.Net/Modbus.Net.Opc/OpcProtocol.cs Normal file
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namespace Modbus.Net.Opc
{
/// <summary>
/// Opc协议
/// </summary>
public abstract class OpcProtocol : BaseProtocol<OpcParamIn, OpcParamOut, ProtocolUnit<OpcParamIn, OpcParamOut>,
PipeUnit<OpcParamIn, OpcParamOut, IProtocolLinker<OpcParamIn, OpcParamOut>,
ProtocolUnit<OpcParamIn, OpcParamOut>>>
{
/// <summary>
/// 构造函数
/// </summary>
protected OpcProtocol() : base(0, 0, Endian.BigEndianLsb)
{
}
}
#region 读数据
/// <summary>
/// 读数据输入
/// </summary>
public class ReadRequestOpcInputStruct : IInputStruct
{
/// <summary>
/// 构造函数
/// </summary>
/// <param name="tag">标签</param>
/// <param name="split">分隔符</param>
public ReadRequestOpcInputStruct(string[] tag, char split)
{
Tag = tag;
Split = split;
}
/// <summary>
/// 标签
/// </summary>
public string[] Tag { get; }
/// <summary>
/// 分隔符
/// </summary>
public char Split { get; }
}
/// <summary>
/// 读地址输出
/// </summary>
public class ReadRequestOpcOutputStruct : IOutputStruct
{
/// <summary>
/// 构造函数
/// </summary>
/// <param name="value">读取的数据</param>
public ReadRequestOpcOutputStruct(byte[] value)
{
GetValue = value;
}
/// <summary>
/// 读取的地址
/// </summary>
public byte[] GetValue { get; private set; }
}
/// <summary>
/// 读数据协议
/// </summary>
[SpecialProtocolUnit]
public class ReadRequestOpcProtocol : ProtocolUnit<OpcParamIn, OpcParamOut>
{
/// <summary>
/// 从对象的参数数组格式化
/// </summary>
/// <param name="message">非结构化的输入数据</param>
/// <returns>格式化后的字节流</returns>
public override OpcParamIn Format(IInputStruct message)
{
var r_message = (ReadRequestOpcInputStruct)message;
return new OpcParamIn
{
IsRead = true,
Tag = r_message.Tag,
Split = r_message.Split
};
}
/// <summary>
/// 把仪器返回的内容填充到输出结构中
/// </summary>
/// <param name="messageBytes">返回数据的字节流</param>
/// <param name="pos">转换标记位</param>
/// <returns>结构化的输出数据</returns>
public override IOutputStruct Unformat(OpcParamOut messageBytes, ref int pos)
{
return new ReadRequestOpcOutputStruct(messageBytes.Value);
}
}
#endregion
#region 写数据
/// <summary>
/// 写数据输入
/// </summary>
public class WriteRequestOpcInputStruct : IInputStruct
{
/// <summary>
/// 构造函数
/// </summary>
/// <param name="tag">标签</param>
/// <param name="split">分隔符</param>
/// <param name="setValue">写入的数据</param>
public WriteRequestOpcInputStruct(string[] tag, char split, object setValue)
{
Tag = tag;
Split = split;
SetValue = setValue;
}
/// <summary>
/// 标签
/// </summary>
public string[] Tag { get; }
/// <summary>
/// 分隔符
/// </summary>
public char Split { get; }
/// <summary>
/// 写入的数据
/// </summary>
public object SetValue { get; }
}
/// <summary>
/// 写数据输出
/// </summary>
public class WriteRequestOpcOutputStruct : IOutputStruct
{
/// <summary>
/// 构造函数
/// </summary>
/// <param name="writeResult">写入是否成功</param>
public WriteRequestOpcOutputStruct(bool writeResult)
{
WriteResult = writeResult;
}
/// <summary>
/// 写入是否成功
/// </summary>
public bool WriteResult { get; private set; }
}
/// <summary>
/// 写数据协议
/// </summary>
[SpecialProtocolUnit]
public class WriteRequestOpcProtocol : ProtocolUnit<OpcParamIn, OpcParamOut>
{
/// <summary>
/// 从对象的参数数组格式化
/// </summary>
/// <param name="message">非结构化的输入数据</param>
/// <returns>格式化后的字节流</returns>
public override OpcParamIn Format(IInputStruct message)
{
var r_message = (WriteRequestOpcInputStruct)message;
return new OpcParamIn
{
IsRead = false,
Tag = r_message.Tag,
Split = r_message.Split,
SetValue = r_message.SetValue
};
}
/// <summary>
/// 把仪器返回的内容填充到输出结构中
/// </summary>
/// <param name="messageBytes">返回数据的字节流</param>
/// <param name="pos">转换标记位</param>
/// <returns>结构化的输出数据</returns>
public override IOutputStruct Unformat(OpcParamOut messageBytes, ref int pos)
{
var ansByte = BigEndianValueHelper.Instance.GetByte(messageBytes.Value, ref pos);
var ans = ansByte != 0;
return new WriteRequestOpcOutputStruct(ans);
}
}
#endregion
}

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Modbus.Net/Modbus.Net.Opc/OpcProtocolLinker.cs Normal file
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using System.Text;
using System.Threading.Tasks;
namespace Modbus.Net.Opc
{
/// <summary>
/// Opc协议连接器
/// </summary>
public abstract class OpcProtocolLinker : ProtocolLinker<OpcParamIn, OpcParamOut>
{
/// <summary>
/// 发送并接收数据
/// </summary>
/// <param name="content">发送协议的内容</param>
/// <returns>接收协议的内容</returns>
public override async Task<OpcParamOut> SendReceiveAsync(OpcParamIn content)
{
var extBytes = BytesExtend(content);
var receiveBytes = await SendReceiveWithoutExtAndDecAsync(extBytes);
return receiveBytes == null
? null
: receiveBytes.Value.Length == 0 ? receiveBytes : BytesDecact(receiveBytes);
}
/// <summary>
/// 发送并接收数据，不进行协议扩展和收缩，用于特殊协议
/// </summary>
/// <param name="content">发送协议的内容</param>
/// <returns>接收协议的内容</returns>
public override async Task<OpcParamOut> SendReceiveWithoutExtAndDecAsync(OpcParamIn content)
{
//发送数据
var receiveBytes = await BaseConnector.SendMsgAsync(content);
//容错处理
var checkRight = CheckRight(receiveBytes);
return checkRight == null
? new OpcParamOut { Success = false, Value = new byte[0] }
: (!checkRight.Value ? null : receiveBytes);
//返回字符
}
/// <summary>
/// 检查接收的数据是否正确
/// </summary>
/// <param name="content">接收协议的内容</param>
/// <returns>协议是否是正确的</returns>
public override bool? CheckRight(OpcParamOut content)
{
if (content == null || !content.Success) return false;
if (content.Value.Length == 6 && Encoding.ASCII.GetString(content.Value) == "NoData")
return null;
return base.CheckRight(content);
}
}
}

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Modbus.Net/Modbus.Net.Opc/OpcUaConnector.cs Normal file
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using System;
using System.Collections.Generic;
namespace Modbus.Net.Opc
{
/// <summary>
/// Opc UA连接实现
/// </summary>
public class OpcUaConnector : OpcConnector
{
/// <summary>
/// UA单例管理
/// </summary>
protected static Dictionary<string, OpcUaConnector> _instances = new Dictionary<string, OpcUaConnector>();
/// <summary>
/// 构造函数
/// </summary>
/// <param name="host">Opc UA 服务地址</param>
/// <param name="isRegexOn">是否开启正则匹配</param>
protected OpcUaConnector(string host, bool isRegexOn) : base(host, isRegexOn)
{
Client = new MyUaClient(new Uri(ConnectionToken));
}
/// <summary>
/// 根据地址获取UA连接器单例
/// </summary>
/// <param name="host">Opc UA服务地址</param>
/// <param name="isRegexOn">是否开启正则匹配</param>
/// <returns>Opc UA实例</returns>
public static OpcUaConnector Instance(string host, bool isRegexOn)
{
if (!_instances.ContainsKey(host))
{
var connector = new OpcUaConnector(host, isRegexOn);
_instances.Add(host, connector);
}
return _instances[host];
}
}
}

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Modbus.Net/Modbus.Net.Opc/OpcUaProtocol.cs Normal file
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using System.Threading.Tasks;
namespace Modbus.Net.Opc
{
/// <summary>
/// Opc UA协议
/// </summary>
public class OpcUaProtocol : OpcProtocol
{
private readonly string _host;
private readonly bool _isRegexOn;
/// <summary>
/// 构造函数
/// </summary>
/// <param name="host">Opc UA服务地址</param>
/// <param name="isRegexOn">是否开启正则匹配</param>
public OpcUaProtocol(string host, bool isRegexOn)
{
_host = host;
_isRegexOn = isRegexOn;
}
/// <summary>
/// 连接设备
/// </summary>
/// <returns>是否连接成功</returns>
public override async Task<bool> ConnectAsync()
{
ProtocolLinker = new OpcUaProtocolLinker(_host, _isRegexOn);
if (!await ProtocolLinker.ConnectAsync()) return false;
return true;
}
}
}

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Modbus.Net/Modbus.Net.Opc/OpcUaProtocolLinker.cs Normal file
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namespace Modbus.Net.Opc
{
/// <summary>
/// Opc UA协议连接器
/// </summary>
public class OpcUaProtocolLinker : OpcProtocolLinker
{
/// <summary>
/// 构造函数
/// </summary>
/// <param name="isRegexOn">是否开启正则匹配</param>
public OpcUaProtocolLinker(bool isRegexOn) : this(ConfigurationReader.GetValueDirect("OpcUa", "Host"), isRegexOn)
{
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="host">Opc UA服务地址</param>
/// <param name="isRegexOn">是否开启正则匹配</param>
public OpcUaProtocolLinker(string host, bool isRegexOn)
{
BaseConnector = OpcUaConnector.Instance(host, isRegexOn);
}
}
}

190
Modbus.Net/Modbus.Net.Opc/OpcUtility.cs Normal file
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using Microsoft.Extensions.Logging;
using System;
using System.Threading.Tasks;
namespace Modbus.Net.Opc
{
/// <summary>
/// Opc类型
/// </summary>
public enum OpcType
{
/// <summary>
/// DA连接
/// </summary>
Da = 0,
/// <summary>
/// UA连接
/// </summary>
Ua = 1
}
/// <summary>
/// Opc通用Api入口
/// </summary>
public class OpcUtility : BaseUtility<OpcParamIn, OpcParamOut, ProtocolUnit<OpcParamIn, OpcParamOut>,
PipeUnit<OpcParamIn, OpcParamOut, IProtocolLinker<OpcParamIn, OpcParamOut>,
ProtocolUnit<OpcParamIn, OpcParamOut>>>
{
private static readonly ILogger<OpcUtility> logger = LogProvider.CreateLogger<OpcUtility>();
private OpcType _opcType;
private bool IsRegexOn { get; set; }
/// <summary>
/// 协议类型
/// </summary>
public OpcType OpcType
{
get { return _opcType; }
set
{
_opcType = value;
switch (_opcType)
{
//Da协议
case OpcType.Da:
{
Wrapper = new OpcDaProtocol(ConnectionString, IsRegexOn);
break;
}
//Ua协议
case OpcType.Ua:
{
Wrapper = new OpcUaProtocol(ConnectionString, IsRegexOn);
break;
}
}
}
}
/// <summary>
/// 获取分隔符
/// </summary>
/// <returns>分隔符</returns>
public delegate char GetSeperatorDelegate();
/// <summary>
/// 构造函数
/// </summary>
/// <param name="connectionType">连接类型</param>
/// <param name="connectionString">连接地址</param>
/// <param name="isRegexOn">是否开启正则匹配</param>
public OpcUtility(int connectionType, string connectionString, bool isRegexOn = false) : base(0, 0)
{
ConnectionString = connectionString;
IsRegexOn = isRegexOn;
OpcType = (OpcType)connectionType;
AddressTranslator = new AddressTranslatorOpc();
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="connectionType">连接类型</param>
/// <param name="connectionString">连接地址</param>
/// <param name="isRegexOn">是否开启正则匹配</param>
public OpcUtility(OpcType connectionType, string connectionString, bool isRegexOn = false) : base(0, 0)
{
ConnectionString = connectionString;
IsRegexOn = isRegexOn;
OpcType = connectionType;
AddressTranslator = new AddressTranslatorOpc();
}
/// <summary>
/// 端格式（大端）
/// </summary>
public override Endian Endian => Endian.BigEndianLsb;
/// <summary>
/// 获取分隔符
/// </summary>
public event GetSeperatorDelegate GetSeperator;
/// <summary>
/// 设置连接方式(Opc忽略该函数)
/// </summary>
/// <param name="connectionType">连接方式</param>
public override void SetConnectionType(int connectionType)
{
//ignore
}
/// <summary>
/// 获取数据
/// </summary>
/// <param name="startAddress">开始地址</param>
/// <param name="getByteCount">获取字节数个数</param>
/// <returns>接收到的byte数据</returns>
public override async Task<ReturnStruct<byte[]>> GetDatasAsync(string startAddress, int getByteCount)
{
try
{
var split = GetSeperator?.Invoke() ?? '/';
var readRequestOpcInputStruct = new ReadRequestOpcInputStruct(startAddress.Split('\r'), split);
var readRequestOpcOutputStruct =
await
Wrapper.SendReceiveAsync<ReadRequestOpcOutputStruct>(Wrapper[typeof(ReadRequestOpcProtocol)],
readRequestOpcInputStruct);
return new ReturnStruct<byte[]>
{
Datas = readRequestOpcOutputStruct?.GetValue,
IsSuccess = true,
ErrorCode = 0,
ErrorMsg = ""
};
}
catch (Exception e)
{
logger.LogError(e, $"OpcUtility -> GetDatas: {ConnectionString} error: {e.Message}");
return new ReturnStruct<byte[]>
{
Datas = null,
IsSuccess = true,
ErrorCode = -100,
ErrorMsg = e.Message
};
}
}
/// <summary>
/// 设置数据
/// </summary>
/// <param name="startAddress">开始地址</param>
/// <param name="setContents">设置数据</param>
/// <returns>是否设置成功</returns>
public override async Task<ReturnStruct<bool>> SetDatasAsync(string startAddress, object[] setContents)
{
try
{
var split = GetSeperator?.Invoke() ?? '/';
var writeRequestOpcInputStruct =
new WriteRequestOpcInputStruct(startAddress.Split('\r'), split, setContents[0]);
var writeRequestOpcOutputStruct =
await
Wrapper.SendReceiveAsync<WriteRequestOpcOutputStruct>(Wrapper[typeof(WriteRequestOpcProtocol)],
writeRequestOpcInputStruct);
return new ReturnStruct<bool>
{
Datas = writeRequestOpcOutputStruct?.WriteResult == true,
IsSuccess = writeRequestOpcOutputStruct?.WriteResult == true,
ErrorCode = writeRequestOpcOutputStruct?.WriteResult == true ? 0 : 1,
ErrorMsg = writeRequestOpcOutputStruct?.WriteResult == true ? "" : "Write Failed"
};
}
catch (Exception e)
{
logger.LogError(e, $"OpcUtility -> SetDatas: {ConnectionString} error: {e.Message}");
return new ReturnStruct<bool>
{
Datas = false,
IsSuccess = false,
ErrorCode = -100,
ErrorMsg = e.Message
};
}
}
}
}

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Modbus.Net/Modbus.Net.Opc/README.md Normal file
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Modbus.Net.OPC
===================
[![NuGet](https://img.shields.io/nuget/v/Modbus.Net.OPC.svg)](https://www.nuget.org/packages/Modbus.Net.OPC/)
OPC Implementation of Modbus.Net
Doc has been moved to wiki.