502 lines
18 KiB
C#
502 lines
18 KiB
C#
using System;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Xml;
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using Aitex.Core.RT.IOCore.Interlock.DataProvider;
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using Aitex.Core.RT.IOCore.Interlock.Limits;
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using Aitex.Core.RT.Log;
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using MECF.Framework.Common.Equipment;
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namespace Aitex.Core.RT.IOCore.Interlock;
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public abstract class InterlockManagerBase<TAction>
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where TAction : IInterlockAction
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{
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#region Variables
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private static List<IIOAccessor> _diMap;
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private static List<IIOAccessor> _doMap;
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private static List<IIOAccessor> _aiMap;
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private static List<IIOAccessor> _aoMap;
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protected string RootNodeName;
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protected readonly ConcurrentDictionary<(string actionName, bool doValue), TAction> _dictINTLKActionsFileLoader;
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/// <summary>
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/// 每个Limit对应的DoAction集合。
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/// </summary>
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protected readonly Dictionary<IInterlockLimit, List<IInterlockAction>> _dictLIMT2INTLKActionMap;
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/// <summary>
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/// 每个Module对应的DoAction集合。
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/// </summary>
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protected readonly Dictionary<ModuleName, List<TAction>> _dictINTLKActionsPerModule;
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/// <summary>
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/// 每个Module对应的Limit集合。
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/// </summary>
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protected readonly Dictionary<ModuleName, List<IInterlockLimit>> _dictLIMTPerModule;
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#endregion
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#region Constructors
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/// <summary>
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/// 互锁管理器的构造函数。
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/// </summary>
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protected InterlockManagerBase()
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{
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_dictINTLKActionsFileLoader = new();
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_dictINTLKActionsPerModule = new();
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_dictLIMT2INTLKActionMap = new ();
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_dictLIMTPerModule = new ();
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}
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#endregion
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#region Methods
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/// <summary>
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/// 初始化互锁管理器。
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/// </summary>
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/// <param name="configFile">互锁配置文件。</param>
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/// <param name="doMap">DO点表。</param>
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/// <param name="diMap">DI点表。</param>
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/// <param name="aoMap">AO点表。</param>
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/// <param name="aiMap">AI点表。</param>
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/// <param name="reason">初始化失败原因。</param>
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/// <returns></returns>
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public virtual bool Initialize(string configFile,
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Dictionary<string, DOAccessor> doMap,
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Dictionary<string, DIAccessor> diMap,
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Dictionary<string, AIAccessor> aiMap,
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Dictionary<string, AOAccessor> aoMap,
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out string reason)
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{
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reason = "";
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if (string.IsNullOrEmpty(configFile))
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{
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reason = "interlock daemon config file does not specified";
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return false;
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}
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if (!File.Exists(configFile))
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{
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reason = $"interlock daemon config file {configFile} does not exist";
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return false;
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}
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_doMap = doMap.Values.Cast<IIOAccessor>().ToList();
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_diMap = diMap.Values.Cast<IIOAccessor>().ToList();
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_aiMap = aiMap.Values.Cast<IIOAccessor>().ToList();
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_aoMap = aoMap.Values.Cast<IIOAccessor>().ToList();
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var sbReason = new StringBuilder();
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try
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{
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var doc = new XmlDocument();
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doc.Load(configFile);
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var xmlNode = doc.SelectSingleNode(RootNodeName);
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if (xmlNode == null) // 如果Interlock节点不存在
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{
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var err =
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$"Failed to load interlock daemon file, the node 'Daemon' is not found in file {configFile}.";
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sbReason.AppendLine(err);
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LOG.Error(err);
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return false;
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}
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foreach (XmlNode childNode in xmlNode.ChildNodes)
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{
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// 遍历'Action'节点
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if (!CheckIsXmlElement(childNode, out var actionNode))
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continue;
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if (actionNode.Name != "Action")
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{
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if (actionNode.NodeType != XmlNodeType.Comment)
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LOG.Write("interlock daemon file contains no comments content, " + actionNode.InnerXml);
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continue;
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}
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// Action节点仅支持对DO进行配置
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if (!actionNode.HasAttribute("do") || !actionNode.HasAttribute("value"))
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{
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sbReason.AppendLine("action node has no [do] or [value] attribute");
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continue;
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}
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var doName = actionNode.GetAttribute("do");
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var doValue = Convert.ToBoolean(actionNode.GetAttribute("value"));
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var tip = string.Empty;
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var dicTips = new Dictionary<string, string>();
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if (!doMap.ContainsKey(doName))
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{
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sbReason.AppendLine("action node " + doName + " no such DO defined");
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continue;
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}
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// 获取DO实例
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var targetDo = doMap[doName];
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if (targetDo == null)
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{
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// 如果DO不存在,则读取下一个Action节点
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sbReason.AppendLine("action node " + doName + " no such DO defined");
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continue;
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}
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if (actionNode.HasAttribute("tip"))
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tip = actionNode.GetAttribute("tip");
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if (actionNode.HasAttribute("tip.zh-CN"))
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dicTips["zh-CN"] = actionNode.GetAttribute("tip.zh-CN");
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if (actionNode.HasAttribute("tip.en-US"))
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dicTips["en-US"] = actionNode.GetAttribute("tip.en-US");
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var ignoreReverse_All = false;//单个Action的全局ignore,为True时所有Limit条件不反向控制
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if (actionNode.HasAttribute("ignoreReverse"))
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{
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var strIgnoreReverse = actionNode.GetAttribute("ignoreReverse");
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if (!bool.TryParse(strIgnoreReverse, out ignoreReverse_All))
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LOG.Error($"Unable to convert attribute 'ignoreReverse' of action '{doName}' to bool.");
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}
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var moduleName = GetModuleFromIo(targetDo.Name);
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if (!_dictINTLKActionsPerModule.ContainsKey(moduleName))
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_dictINTLKActionsPerModule[moduleName] = new List<TAction>();
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// 创建InterlockAction对象,首先判断该动作是否已经存在,若存在,则报错
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var action = (TAction)Activator.CreateInstance(typeof(TAction), moduleName.ToString(),
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targetDo, doValue, tip, dicTips);
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if (_dictINTLKActionsFileLoader.ContainsKey((action.ActionName, doValue)))
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{
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var err = $"Interlock Action {action.ActionName}={doValue} duplicated in {configFile}";
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LOG.Error(err);
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Debug.Assert(false, err);
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}
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// 遍历Action下的Limit节点,并创建InterlockLimit对象。
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foreach (XmlNode limitNode in actionNode.ChildNodes)
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{
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if (!CheckIsXmlElement(limitNode, out var node))
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continue;
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if (node.Name.ToLower() == "or")
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{
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var groupOr = CreateOrLimitGroup(node, out var err0);
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action.AddLogicOrGroup(groupOr);
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}
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else
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{
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// 获取InterlockLimit对象。
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var limit = CreateInterlockLimit(node, out var err);
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if (limit != null)
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action.AddLimit(limit);
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else
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sbReason.AppendLine(err);
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}
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}
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_dictINTLKActionsPerModule[moduleName].Add(action);
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if (_dictINTLKActionsFileLoader.ContainsKey((action.ActionName, doValue)))
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{
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LOG.Error($"Duplicate interlock action definition: {action.ActionName}, {doValue}");
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continue;
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}
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if(!_dictINTLKActionsFileLoader.TryAdd((action.ActionName, doValue), action))
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LOG.Error($"Unable to add {action} to the ConcurrentDictionary");
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// 如果当前Action设置了忽略翻转,则不要注册Limit到当前Action的映射,避免Limit触发导致Action翻转。
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if (!ignoreReverse_All)
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{
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foreach (var limit in action.Limits)
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{
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if (!limit.IgnoreReverse)//如果单个limit也忽略反转,不要注册Limit到当前Action的映射,避免Limit触发导致Action翻转。
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{
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// 创建以Limit分组的Action字典
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if (!_dictLIMT2INTLKActionMap.ContainsKey(limit))
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_dictLIMT2INTLKActionMap[limit] = new List<IInterlockAction>();
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_dictLIMT2INTLKActionMap[limit].Add(action);
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}
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}
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}
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}
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Debug.Assert(!_dictINTLKActionsPerModule.ContainsKey(ModuleName.UnDefined),
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$"InterlockManager {nameof(_dictINTLKActionsPerModule)} contains key {ModuleName.UnDefined}");
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Debug.Assert(!_dictLIMTPerModule.ContainsKey(ModuleName.UnDefined),
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$"InterlockManager {nameof(_dictLIMTPerModule)} contains key {ModuleName.UnDefined}");
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}
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catch (Exception ex)
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{
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sbReason.AppendLine(ex.Message);
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}
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finally
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{
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if (sbReason.Length > 0)
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reason = sbReason.ToString().TrimEnd('\n', '\r');
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}
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return sbReason.Length == 0;
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}
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/// <summary>
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/// 背景扫描线程执行的任务。
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/// </summary>
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public abstract void Monitor();
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/// <summary>
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/// 通过XML配置创建互锁限制条件对象。
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/// </summary>
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/// <param name="limitNode">包含Limit定义的Xml节点。</param>
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/// <param name="reason">创建失败并返回null的原因。</param>
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/// <returns></returns>
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private IInterlockLimit CreateInterlockLimit(XmlElement limitNode, out string reason)
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{
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reason = "";
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// 检查节点名称是否为Limit
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if (limitNode.Name != "Limit") // 节点名称不是Limit
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{
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reason = "the name of xml node is not 'Limit'";
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if (limitNode.NodeType != XmlNodeType.Comment)
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{
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reason = "interlock config file contains no comments content, " + limitNode.InnerXml;
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LOG.Write(reason);
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}
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return null;
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}
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string limitValue;
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if (limitNode.HasAttribute("value"))
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limitValue = limitNode.GetAttribute("value");
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else
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{
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reason = "limit node lack of value attribute";
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return null;
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}
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var tip = string.Empty;
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var dicLimitTips = new Dictionary<string, string>();
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if (limitNode.HasAttribute("tip"))
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tip = limitNode.GetAttribute("tip");
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if (limitNode.HasAttribute("tip.zh-CN"))
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{
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dicLimitTips["zh-CN"] = limitNode.GetAttribute("tip.zh-CN");
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if (string.IsNullOrEmpty(tip))
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tip = dicLimitTips["zh-CN"];
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}
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if (limitNode.HasAttribute("tip.en-US"))
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{
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dicLimitTips["en-US"] = limitNode.GetAttribute("tip.en-US");
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if (string.IsNullOrEmpty(tip))
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tip = dicLimitTips["en-US"];
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}
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var ignoreReverse = false;
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if (limitNode.HasAttribute("ignoreReverse"))
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{
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var strIgnoreReverse = limitNode.GetAttribute("ignoreReverse");
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if (!bool.TryParse(strIgnoreReverse, out ignoreReverse))
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LOG.Error($"Unable to convert attribute 'ignoreReverse' of Limit to bool.");
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}
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// 节点不包含‘di’、‘do’、‘ai’、‘ao’,或者不包含‘value’属性
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IInterlockLimit limit;
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if (limitNode.HasAttribute("di"))
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{
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var limitName = limitNode.GetAttribute("di");
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var io = GetIoByIoType(IOType.DI, limitName);
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var provider = new DiValueProvider((DIAccessor)io);
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limit = new DiLimit(provider, limitValue, tip, dicLimitTips, ignoreReverse);
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}
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else if (limitNode.HasAttribute("do"))
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{
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var limitName = limitNode.GetAttribute("do");
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var io = GetIoByIoType(IOType.DO, limitName);
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var provider = new DoValueProvider((DOAccessor)io);
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limit = new DoLimit(provider, limitValue, tip, dicLimitTips, ignoreReverse);
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}
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else if (limitNode.HasAttribute("ai"))
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{
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var limitName = limitNode.GetAttribute("ai");
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var io = GetIoByIoType(IOType.AI, limitName);
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var provider = new AiValueProvider((AIAccessor)io);
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limit = new AiLimit(provider, limitValue, tip, dicLimitTips, ignoreReverse);
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}
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else if (limitNode.HasAttribute("ao"))
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{
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var limitName = limitNode.GetAttribute("ao");
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var io = GetIoByIoType(IOType.AO, limitName);
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var provider = new AoValueProvider((AOAccessor)io);
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limit = new AoLimit(provider, limitValue, tip, dicLimitTips, ignoreReverse);
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}
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else if (limitNode.HasAttribute("polldouble"))
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{
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var limitName = limitNode.GetAttribute("polldouble");
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var provider = new DoubleDataPollProvider(limitName);
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limit = new DoubleDataPollLimit(provider, limitValue, tip, dicLimitTips, ignoreReverse);
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}
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else if (limitNode.HasAttribute("pollbool"))
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{
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var limitName = limitNode.GetAttribute("pollbool");
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var provider = new BoolDataPollProvider(limitName);
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limit = new BoolDataPollLimit(provider, limitValue, tip, dicLimitTips, ignoreReverse);
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}
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else
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{
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reason = "limit node lack of di/do/ai/ao/io/pollbool/polldouble attribute";
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return null;
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}
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// 从_dictLIMTPerModule字典中查找当前创建的Limit是否已经存在;
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// 如果存在,直接返回已存在的Limit实例;
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// 否则,将当前创建的Limit放到字典中,然后返回实例;
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var moduleName = GetModuleFromIo(limit.Name);
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if (_dictLIMTPerModule.TryGetValue(moduleName, out var list))
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{
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var existLimit = list.FirstOrDefault(x => x.UniqueId == limit.UniqueId);
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if(existLimit != null)
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limit = existLimit; // 返回字典中的Limit实例
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else
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list.Add(limit); // 将当前Limit加入字典
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}
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else
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{
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// 在字典中创建Module,并将Limit实例放入字典
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_dictLIMTPerModule[moduleName] = new List<IInterlockLimit>(new[] { limit });
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}
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return limit;
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}
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/// <summary>
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/// 创建“OR”定义的Limit组。
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/// </summary>
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/// <param name="xmlNodeOr"></param>
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/// <param name="reason"></param>
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/// <returns></returns>
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private List<IInterlockLimit> CreateOrLimitGroup(XmlNode xmlNodeOr, out string reason)
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{
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reason = "";
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var limitList = new List<IInterlockLimit>();
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foreach (XmlNode childNode in xmlNodeOr.ChildNodes)
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{
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if (!CheckIsXmlElement(childNode, out var node))
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continue;
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var limit = CreateInterlockLimit(node, out reason);
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if (limit != null)
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limitList.Add(limit);
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else
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return null;
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}
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return limitList;
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}
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/// <summary>
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/// 根据给定的IO类型和IO名称,从IO列表中获取IO对象实例。
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/// </summary>
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/// <param name="type">IO类型,请参考<see cref="IOType"/>。</param>
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/// <param name="ioName">IO名称。</param>
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/// <returns></returns>
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/// <exception cref="InvalidIoTypeExeption">无效的IO类型。</exception>
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/// <exception cref="IoNotFoundException">未找到IO。</exception>
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private static IIOAccessor GetIoByIoType(IOType type, string ioName)
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{
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List<IIOAccessor> dictMap;
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switch (type)
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{
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case IOType.DI:
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dictMap = _diMap;
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break;
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case IOType.DO:
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dictMap = _doMap;
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break;
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case IOType.AI:
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dictMap = _aiMap;
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break;
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case IOType.AO:
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dictMap = _aoMap;
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break;
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default:
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throw new InvalidIoTypeExeption();
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}
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var io = dictMap.FirstOrDefault(x => x.Name == ioName);
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if (io != null)
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return io;
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throw new IoNotFoundException(type, ioName);
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}
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/// <summary>
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/// 从指定的IO中解析该IO所属的模组。
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/// </summary>
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/// <param name="ioName"></param>
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/// <returns></returns>
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protected static ModuleName GetModuleFromIo(string ioName)
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{
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Debug.Assert(!string.IsNullOrEmpty(ioName), "the IO name can not be empty.");
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if (string.IsNullOrEmpty(ioName))
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{
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LOG.Error($"InterlockManager GetModuleFromIo failed, the parameter ioName is empty");
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return ModuleName.UnDefined;
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}
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// Simulator中TM的Io表配置中没有"TM."前缀;
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// 为兼容此问题,如果没有找到Module前缀,则用System代替
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var posDot = ioName.IndexOf('.');
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if (posDot <= 0)
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return ModuleName.System;
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var moduleName = ioName.Substring(0, posDot);
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return ModuleHelper.Converter(moduleName);
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}
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/// <summary>
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/// 检查制定的XmlNode是否为XmlElement.
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/// </summary>
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/// <param name="node"></param>
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/// <param name="element"></param>
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/// <returns></returns>
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private static bool CheckIsXmlElement(XmlNode node, out XmlElement element)
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{
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element = null;
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if (node.NodeType != XmlNodeType.Comment && node is XmlElement)
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{
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element = (XmlElement)node;
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return true;
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}
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return false;
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}
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#endregion
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} |