您不能只从任意线程调用Cmdlet
'sWrite
方法(如)。WriteVerbose
您需要将对此方法的调用编组回管道线程。一种方法是实现消息循环,当其他线程想要调用管道线程中的某些内容时,它将处理来自其他线程的消息。
Add-Type @‘
using System;
using System.Collections.Concurrent;
using System.Diagnostics;
using System.Management.Automation;
using System.Threading;
[Cmdlet(VerbsLifecycle.Invoke, "Process")]
public class InvokeProcessCmdlet : Cmdlet {
[Parameter(Position = 1)]
public string FileName { get; set; }
[Parameter(Position = 2)]
public string Arguments { get; set; }
protected override void EndProcessing() {
using(BlockingCollection<Action> messageQueue = new BlockingCollection<Action>()) {
using(Process process = new Process {
StartInfo=new ProcessStartInfo(FileName, Arguments) {
UseShellExecute=false,
RedirectStandardOutput=true,
RedirectStandardError=true
},
EnableRaisingEvents=true
}) {
int numberOfCompleteRequests = 0;
Action complete = () => {
if(Interlocked.Increment(ref numberOfCompleteRequests)==3) {
messageQueue.CompleteAdding();
}
};
process.OutputDataReceived+=(sender, args) => {
if(args.Data==null) {
complete();
} else {
messageQueue.Add(() => WriteObject(args.Data));
}
};
process.ErrorDataReceived+=(sender, args) => {
if(args.Data==null) {
complete();
} else {
messageQueue.Add(() => WriteVerbose(args.Data));
}
};
process.Exited+=(sender, args) => complete();
process.Start();
process.BeginOutputReadLine();
process.BeginErrorReadLine();
foreach(Action action in messageQueue.GetConsumingEnumerable()) {
action();
}
}
}
}
}
’@ -PassThru | Select-Object -First 1 -ExpandProperty Assembly | Import-Module
你可以用这样的东西来测试它:
Invoke-Process icacls 'C:\* /c' -Verbose