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#region Copyright notice and license | ||
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// Copyright 2019 The gRPC Authors | ||
// | ||
// Licensed under the Apache License, Version 2.0 (the "License"); | ||
// you may not use this file except in compliance with the License. | ||
// You may obtain a copy of the License at | ||
// | ||
// http://www.apache.org/licenses/LICENSE-2.0 | ||
// | ||
// Unless required by applicable law or agreed to in writing, software | ||
// distributed under the License is distributed on an "AS IS" BASIS, | ||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
// See the License for the specific language governing permissions and | ||
// limitations under the License. | ||
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#endregion | ||
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using System; | ||
using System.Diagnostics; | ||
using System.Text; | ||
using System.Threading.Tasks; | ||
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namespace Grpc.AspNetCore.FunctionalTests.Linker.Helpers | ||
{ | ||
public class DotNetProcess : IDisposable | ||
{ | ||
private readonly TaskCompletionSource<object?> _exitedTcs; | ||
private readonly StringBuilder _output; | ||
private readonly object _outputLock = new object(); | ||
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protected Process Process { get; } | ||
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public DotNetProcess() | ||
{ | ||
_output = new StringBuilder(); | ||
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Process = new Process(); | ||
Process.StartInfo = new ProcessStartInfo | ||
{ | ||
UseShellExecute = false, | ||
CreateNoWindow = true, | ||
RedirectStandardOutput = true, | ||
RedirectStandardError = true, | ||
FileName = @"dotnet" | ||
}; | ||
Process.EnableRaisingEvents = true; | ||
Process.Exited += Process_Exited; | ||
Process.OutputDataReceived += Process_OutputDataReceived; | ||
Process.ErrorDataReceived += Process_ErrorDataReceived; | ||
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_exitedTcs = new TaskCompletionSource<object?>(TaskCreationOptions.RunContinuationsAsynchronously); | ||
} | ||
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public Task WaitForExitAsync() => _exitedTcs.Task; | ||
public int ExitCode => Process.ExitCode; | ||
public bool HasExited => Process.HasExited; | ||
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public void Start(string arguments) | ||
{ | ||
Process.StartInfo.Arguments = arguments; | ||
Process.Start(); | ||
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Process.BeginOutputReadLine(); | ||
Process.BeginErrorReadLine(); | ||
} | ||
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public string GetOutput() | ||
{ | ||
lock (_outputLock) | ||
{ | ||
return _output.ToString(); | ||
} | ||
} | ||
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private void Process_OutputDataReceived(object sender, DataReceivedEventArgs e) | ||
{ | ||
var data = e.Data; | ||
if (data != null) | ||
{ | ||
lock (_outputLock) | ||
{ | ||
_output.AppendLine(data); | ||
} | ||
} | ||
} | ||
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private void Process_ErrorDataReceived(object sender, DataReceivedEventArgs e) | ||
{ | ||
var data = e.Data; | ||
if (data != null) | ||
{ | ||
lock (_outputLock) | ||
{ | ||
_output.AppendLine("ERROR: " + data); | ||
} | ||
} | ||
} | ||
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private void Process_Exited(object? sender, EventArgs e) | ||
{ | ||
_exitedTcs.TrySetResult(null); | ||
} | ||
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public void Dispose() | ||
{ | ||
try | ||
{ | ||
if (!Process.HasExited) | ||
{ | ||
Process.Kill(entireProcessTree: true); | ||
} | ||
} | ||
catch | ||
{ | ||
// Ignore error | ||
} | ||
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Process.Dispose(); | ||
} | ||
} | ||
} |
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