vassago/externalProcess.cs

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2.9 KiB
C#
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using System;
using System.Linq;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Text;
using System.Text.RegularExpressions;
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using Newtonsoft.Json;
namespace vassago
{
public class ExternalProcess
{
public static bool GoPlz(string commandPath, string commandArguments)
{
var process = readableProcess(commandPath, commandArguments);
var outputData = new StringBuilder();
process.OutputDataReceived += new DataReceivedEventHandler((s, e) =>
{
outputData.Append(e.Data);
});
var errorData = new StringBuilder();
process.ErrorDataReceived += new DataReceivedEventHandler((s, e) =>
{
errorData.Append(e.Data);
});
try
{
process.Start();
process.BeginErrorReadLine();
process.BeginOutputReadLine();
process.WaitForExit();
}
catch(Exception e)
{
var dumpDir = $"fail{DateTime.Now.ToFileTimeUtc()}";
var outputFilename = $"{dumpDir}/output0.log";
var errorFilename = $"{dumpDir}/error0.err";
if(!Directory.Exists(dumpDir))
{
Directory.CreateDirectory(dumpDir);
}
else
{
var i = 0;
foreach(var file in Directory.GetFiles(dumpDir))
{
var thisNummatch = Regex.Matches(Path.GetFileNameWithoutExtension(file), "[^\\d](\\d+)\\.err$").LastOrDefault().Value;
if(!string.IsNullOrWhiteSpace(thisNummatch))
{
var thisNumval = 0;
if(int.TryParse(thisNummatch, out thisNumval) && thisNumval > i)
{
i = thisNumval;
}
}
}
outputFilename = $"{dumpDir}/output{i}.log";
errorFilename = $"{dumpDir}/error{i}.err";
}
File.WriteAllText(outputFilename, outputData.ToString());
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File.WriteAllText(errorFilename, JsonConvert.SerializeObject(e, Formatting.Indented));
return false;
}
return true;
}
private static Process readableProcess(string commandPath, string commandArguments)
{
var pi = new ProcessStartInfo(commandPath, commandArguments);
pi.UseShellExecute = false;
pi.CreateNoWindow = true;
pi.RedirectStandardError = true;
pi.RedirectStandardOutput = true;
var process = new Process();
process.StartInfo = pi;
return process;
}
}
}