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更改了日志输出，更改了ChannelFlowTrigger存在的内存泄漏（取消超时机制）

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This commit is contained in:
fengjiayi
2024-09-21 10:06:44 +08:00
parent a1ecd259dd
commit 3537a49784
15 changed files with 624 additions and 304 deletions
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205
NodeFlow/FlowStarter.cs
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@@ -7,6 +7,7 @@ using Serein.Library.Web;
using Serein.NodeFlow.Base;
using Serein.NodeFlow.Model;
using System.ComponentModel.Design;
using System.Runtime.CompilerServices;
using static Serein.Library.Utils.ChannelFlowInterrupt;
namespace Serein.NodeFlow
@@ -43,10 +44,12 @@ namespace Serein.NodeFlow
Completion,
}
/// <summary>
/// 控制触发器的结束
/// 控制触发器
/// </summary>
private NodeRunCts FlipFlopCts { get; set; } = null;
public const string FlipFlopCtsName = "<>.FlowFlipFlopCts";
public bool IsStopStart = false;
/// <summary>
/// 运行状态
/// </summary>
@@ -68,6 +71,16 @@ namespace Serein.NodeFlow
/// </summary>
private IDynamicContext Context { get; set; } = null;
private void CheckStartState()
{
if (IsStopStart)
{
throw new Exception("停止启动");
}
}
/// <summary>
/// 开始运行
/// </summary>
@@ -95,14 +108,14 @@ namespace Serein.NodeFlow
#region 选择运行环境的上下文
// 判断使用哪一种流程上下文
var isNetFramework = true;
var isNetFramework = false;
if (isNetFramework)
{
Context = new Serein.Library.Framework.NodeFlow.DynamicContext(SereinIOC, env);
}
else
{
Context = new Serein.Library.Core.NodeFlow.DynamicContext(SereinIOC, env);
Context = new Serein.Library.Core.NodeFlow.DynamicContext(SereinIOC, env); // 从起始节点启动流程时创建上下文
}
#endregion
@@ -119,24 +132,36 @@ namespace Serein.NodeFlow
{
nodeMd.ActingInstance = null;
}
SereinIOC.Reset(); // 开始运行时清空ioc中注册的实例
// 初始化ioc容器中的类型对象
foreach (var md in thisRuningMds)
{
if(md.ActingInstanceType != null)
if (md.ActingInstanceType != null)
{
SereinIOC.Register(md.ActingInstanceType);
}
}
SereinIOC.Build(); // 流程启动前的初始化
foreach (var md in thisRuningMds)
{
if (md.ActingInstanceType != null)
else
{
md.ActingInstance = SereinIOC.GetOrRegisterInstantiate(md.ActingInstanceType);
await Console.Out.WriteLineAsync($"{md.MethodName} - 没有类型声明");
IsStopStart = true;
}
}
CheckStartState();
SereinIOC.Build(); // 流程启动前的初始化
foreach (var md in thisRuningMds)
{
md.ActingInstance = SereinIOC.GetOrRegisterInstantiate(md.ActingInstanceType);
if(md.ActingInstance is null)
{
await Console.Out.WriteLineAsync($"{md.MethodName} - 无法获取类型[{md.ActingInstanceType}]的实例");
IsStopStart = true;
}
}
CheckStartState();
//foreach (var md in flipflopNodes.Select(it => it.MethodDetails).ToArray())
//{
@@ -144,34 +169,34 @@ namespace Serein.NodeFlow
//}
#endregion
#region 检查并修正初始化、加载时、退出时方法作用的对象，保证后续不会报错
foreach (var md in initMethods) // 初始化
{
md.ActingInstance ??= Context.SereinIoc.GetOrRegisterInstantiate(md.ActingInstanceType);
}
foreach (var md in loadingMethods) // 加载
{
md.ActingInstance ??= Context.SereinIoc.GetOrRegisterInstantiate(md.ActingInstanceType);
}
foreach (var md in exitMethods) // 初始化
{
md.ActingInstance ??= Context.SereinIoc.GetOrRegisterInstantiate(md.ActingInstanceType);
}
#region 检查并修正初始化、加载时、退出时方法作用的对象，保证后续不会报错（已注释）
//foreach (var md in initMethods) // 初始化
//{
// md.ActingInstance ??= Context.SereinIoc.GetOrRegisterInstantiate(md.ActingInstanceType);
//}
//foreach (var md in loadingMethods) // 加载
//{
// md.ActingInstance ??= Context.SereinIoc.GetOrRegisterInstantiate(md.ActingInstanceType);
//}
//foreach (var md in exitMethods) // 初始化
//{
// md.ActingInstance ??= Context.SereinIoc.GetOrRegisterInstantiate(md.ActingInstanceType);
//}
#endregion
#region 执行初始化，绑定IOC容器，再执行加载时
object?[]? args = [Context];
//object?[]? args = [Context];
foreach (var md in initMethods) // 初始化
{
object?[]? data = [md.ActingInstance, args];
md.MethodDelegate.DynamicInvoke(data);
((Action<object, object?[]?>)md.MethodDelegate).Invoke(md.ActingInstance, [Context]);
}
Context.SereinIoc.Build(); // 绑定初始化时注册的类型
foreach (var md in loadingMethods) // 加载
{
object?[]? data = [md.ActingInstance, args];
md.MethodDelegate.DynamicInvoke(data);
//object?[]? data = [md.ActingInstance, args];
//md.MethodDelegate.DynamicInvoke(data);
((Action<object, object?[]?>)md.MethodDelegate).Invoke(md.ActingInstance, [Context]);
}
Context.SereinIoc.Build(); // 预防有人在加载时才注册类型，再绑定一次
#endregion
@@ -179,38 +204,43 @@ namespace Serein.NodeFlow
#region 设置流程退出时的回调函数
ExitAction = () =>
{
SereinIOC.Run<WebServer>(web => {
web?.Stop();
});
foreach (MethodDetails? md in exitMethods)
{
object?[]? data = [md.ActingInstance, args];
md.MethodDelegate.DynamicInvoke(data);
}
if (Context != null && Context.NodeRunCts != null && !Context.NodeRunCts.IsCancellationRequested)
{
Context.NodeRunCts.Cancel();
}
if (FlipFlopCts != null && !FlipFlopCts.IsCancellationRequested)
{
FlipFlopCts.Cancel();
((Action<object, object?[]?>)md.MethodDelegate).Invoke(md.ActingInstance, [Context]);
}
//if (Context != null && Context.NodeRunCts != null && !Context.NodeRunCts.IsCancellationRequested)
//{
// Context.NodeRunCts.Cancel();
//}
//if (FlipFlopCts != null && !FlipFlopCts.IsCancellationRequested)
//{
// FlipFlopCts?.Cancel();
// FlipFlopCts?.Dispose();
//}
FlowState = RunState.Completion;
FlipFlopState = RunState.Completion;
};
#endregion
#region 开始启动流程
CancellationTokenSource FlipFlopCts = null;
try
{
if (flipflopNodes.Count > 0)
{
FlipFlopState = RunState.Running;
// 如果存在需要启动的触发器，则开始启动
FlipFlopCts = SereinIOC.GetOrRegisterInstantiate<NodeRunCts>();
FlipFlopCts = new CancellationTokenSource();
SereinIOC.CustomRegisterInstance(FlipFlopCtsName, FlipFlopCts,false);
// 使用 TaskCompletionSource 创建未启动的触发器任务
var tasks = flipflopNodes.Select(async node =>
{
@@ -220,18 +250,25 @@ namespace Serein.NodeFlow
}
await startNode.StartExecute(Context); // 开始运行时从起始节点开始运行
// 等待结束
if (FlipFlopCts != null)
if(FlipFlopState == RunState.Running && FlipFlopCts is not null)
{
while (!FlipFlopCts.IsCancellationRequested)
{
await Task.Delay(100);
}
}
//FlipFlopCts?.Dispose();
}
catch (Exception ex)
{
await Console.Out.WriteLineAsync(ex.ToString());
}
}
finally
{
FlipFlopCts?.Dispose();
FlowState = RunState.Completion;
}
#endregion
}
@@ -253,36 +290,70 @@ namespace Serein.NodeFlow
/// <returns></returns>
private async Task FlipflopExecute(IFlowEnvironment flowEnvironment,SingleFlipflopNode singleFlipFlopNode)
{
var context = new DynamicContext(SereinIOC, flowEnvironment);
CancellationTokenSource cts = null;
var context = new DynamicContext(SereinIOC, flowEnvironment); // 启动全局触发器时新建上下文
MethodDetails md = singleFlipFlopNode.MethodDetails;
var del = md.MethodDelegate;
// 设置方法执行的对象
if (md?.ActingInstance == null && md?.ActingInstanceType is not null)
{
md.ActingInstance ??= context.SereinIoc.GetOrRegisterInstantiate(md.ActingInstanceType);
}
object?[]? parameters = singleFlipFlopNode.GetParameters(context, singleFlipFlopNode.MethodDetails); // 启动全局触发器时获取入参参数
// 设置委托对象
var func = md.ExplicitDatas.Length == 0 ?
(Func<object, object, Task<IFlipflopContext>>)del :
(Func<object, object[], Task<IFlipflopContext>>)del;
bool t = md.ExplicitDatas.Length == 0;
try
{
while (!FlipFlopCts.IsCancellationRequested)
cts = Context.SereinIoc.Get<CancellationTokenSource>(FlipFlopCtsName);
while (!cts.IsCancellationRequested)
{
IFlipflopContext flipflopContext = await func.Invoke(md.ActingInstance, parameters);// 开始等待全局触发器的触发
var connectionType = flipflopContext.State.ToContentType();
if (connectionType != ConnectionType.None)
singleFlipFlopNode.FlowData = await singleFlipFlopNode.ExecutingAsync(context);
if (singleFlipFlopNode.NextOrientation != ConnectionType.None)
{
await GlobalFlipflopExecute(context, singleFlipFlopNode, connectionType);
var nextNodes = singleFlipFlopNode.SuccessorNodes[singleFlipFlopNode.NextOrientation];
for (int i = nextNodes.Count - 1; i >= 0; i--)
{
if (nextNodes[i].DebugSetting.IsEnable) // 排除未启用的后继节点
{
nextNodes[i].PreviousNode = singleFlipFlopNode;
await nextNodes[i].StartExecute(context); // 执行流程节点的后继分支
}
}
}
//if(t)
//{
// IFlipflopContext flipflopContext = await ((Func<object, Task<IFlipflopContext>>)del.Clone()).Invoke(md.ActingInstance);// 开始等待全局触发器的触发
// var connectionType = flipflopContext.State.ToContentType();
// if (connectionType != ConnectionType.None)
// {
// await GlobalFlipflopExecute(context, singleFlipFlopNode, connectionType, cts);
// }
//}
//else
//{
// IFlipflopContext flipflopContext = await ((Func<object, object[], Task<IFlipflopContext>>)del.Clone()).Invoke(md.ActingInstance, parameters);// 开始等待全局触发器的触发
// var connectionType = flipflopContext.State.ToContentType();
// if (connectionType != ConnectionType.None)
// {
// await GlobalFlipflopExecute(context, singleFlipFlopNode, connectionType, cts);
// }
//}
}
}
catch (Exception ex)
{
await Console.Out.WriteLineAsync(ex.ToString());
}
finally
{
cts?.Cancel();
}
}
/// <summary>
@@ -292,15 +363,12 @@ namespace Serein.NodeFlow
/// <param name="singleFlipFlopNode">被触发的全局触发器</param>
/// <param name="connectionType">分支类型</param>
/// <returns></returns>
public async Task GlobalFlipflopExecute(IDynamicContext context, SingleFlipflopNode singleFlipFlopNode, ConnectionType connectionType)
public async Task GlobalFlipflopExecute(IDynamicContext context, SingleFlipflopNode singleFlipFlopNode,
ConnectionType connectionType, CancellationTokenSource cts)
{
if (FlipFlopCts.IsCancellationRequested )
{
return;
}
bool skip = true;
var cts = context.SereinIoc.GetOrRegisterInstantiate<CancellationTokenSource>();
Stack<NodeModelBase> stack = new Stack<NodeModelBase>();
stack.Push(singleFlipFlopNode);
@@ -311,10 +379,10 @@ namespace Serein.NodeFlow
var currentNode = stack.Pop();
// 设置方法执行的对象
if (currentNode.MethodDetails?.ActingInstance == null && currentNode.MethodDetails?.ActingInstanceType is not null)
{
currentNode.MethodDetails.ActingInstance ??= context.SereinIoc.GetOrRegisterInstantiate(currentNode.MethodDetails.ActingInstanceType);
}
//if (currentNode.MethodDetails?.ActingInstance == null && currentNode.MethodDetails?.ActingInstanceType is not null)
//{
// currentNode.MethodDetails.ActingInstance ??= context.SereinIoc.GetOrRegisterInstantiate(currentNode.MethodDetails.ActingInstanceType);
//}
// 首先执行上游分支
var upstreamNodes = currentNode.SuccessorNodes[ConnectionType.Upstream];
@@ -331,7 +399,8 @@ namespace Serein.NodeFlow
}
else
{
currentNode.FlowData = await currentNode.ExecutingAsync(context);
currentNode.FlowData = await currentNode.ExecutingAsync(context);
if (currentNode.NextOrientation == ConnectionType.None)
{