private void RunProcess(ObservableProcess process, Action <LineOut> onLine = null)
{
var capturedLines = new List <string>();
ExceptionDispatchInfo e = null;
process.SubscribeLines(line =>
{
capturedLines.Add(line.Line);
onLine?.Invoke(line);
},
exception => e = ExceptionDispatchInfo.Capture(exception));
var completed = process.WaitForCompletion(_defaultTimeout);
if (!completed)
{
process.Dispose();
throw new TerraformResourceException(
$"terraform {_resourceDirectory} timed out after {_defaultTimeout}", -1, capturedLines);
}
if (e != null)
{
throw new TerraformResourceException(
$"terraform {_resourceDirectory} did not succeed", e.SourceException);
}
if (process.ExitCode != 0)
{
throw new TerraformResourceException(
$"terraform {_resourceDirectory} did not succeed", process.ExitCode.Value, capturedLines);
}
}
public void SingleLine()
{
var seen = new List <string>();
var process = new ObservableProcess(TestCaseArguments(nameof(SingleLine)));
process.SubscribeLines(c => seen.Add(c.Line), e => throw e);
process.WaitForCompletion(WaitTimeout);
seen.Should().NotBeEmpty().And.HaveCount(1, string.Join(Environment.NewLine, seen));
seen[0].Should().Be(nameof(SingleLine));
}
/// <summary>
/// Starts the sample application and returns the <see cref="Uri" /> on which the application
/// can be reached.
/// </summary>
/// <param name="targetFramework">
/// The target framework under which to run the profiled app. Must be a version supported in
/// the TargetFrameworks of the profiled app
/// </param>
/// <param name="timeout">A timeout to wait for the process to complete.</param>
/// <param name="environmentVariables">
/// The environment variables to start the sample app with. The profiler
/// environment variables will be added.
/// </param>
/// <param name="msBuildProperties">
/// MsBuild properties passed to dotnet publish when compiling the sample app.
/// Appended to dotnet publish with the form <code>-p:{key}={value}</code>
/// </param>
/// <param name="onNext">delegate to call when line is received</param>
/// <param name="onException">delegate to call when exception occurs</param>
/// <returns></returns>
public void Start(
string targetFramework,
TimeSpan timeout,
IDictionary <string, string> environmentVariables = null,
IDictionary <string, string> msBuildProperties = null,
Action <LineOut> onNext = null,
Action <Exception> onException = null,
bool doNotWaitForCompletion = false,
bool useLocalhostHttp5000 = false
)
{
var properties = CreateMsBuildProperties(msBuildProperties);
var outputDirectory = GetPublishOutputDirectory(targetFramework, properties);
var workingDirectory = Path.Combine(_projectDirectory, _publishDirectory, outputDirectory);
Publish(targetFramework, workingDirectory, properties);
environmentVariables ??= new Dictionary <string, string>();
environmentVariables["CORECLR_ENABLE_PROFILING"] = "1";
environmentVariables["CORECLR_PROFILER"] = ProfilerClassId;
environmentVariables["CORECLR_PROFILER_PATH"] = _profilerPath;
environmentVariables["COR_ENABLE_PROFILING"] = "1";
environmentVariables["COR_PROFILER"] = ProfilerClassId;
environmentVariables["COR_PROFILER_PATH"] = _profilerPath;
environmentVariables["ELASTIC_APM_PROFILER_HOME"] =
Path.Combine(SolutionPaths.Root, "src", "Elastic.Apm.Profiler.Managed", "bin", "Release");
environmentVariables["ELASTIC_APM_PROFILER_INTEGRATIONS"] =
Path.Combine(SolutionPaths.Root, "src", "Elastic.Apm.Profiler.Managed", "integrations.yml");
environmentVariables["ELASTIC_APM_PROFILER_LOG"] = "trace";
// log to relative logs directory for managed loader
environmentVariables["ELASTIC_APM_PROFILER_LOG_DIR"] = Path.Combine(SolutionPaths.Root, "logs");
//environmentVariables["ELASTIC_APM_PROFILER_LOG_TARGETS"] = "file;stdout";
//environmentVariables["ELASTIC_APM_PROFILER_LOG_IL"] = "true";
// use the .exe for net461
var arguments = targetFramework == "net461"
? new StartArguments(Path.Combine(workingDirectory, $"{_projectName}.exe"))
: useLocalhostHttp5000 ? new StartArguments("dotnet", $"{_projectName}.dll", "--urls", "http://localhost:5000") : new StartArguments("dotnet", $"{_projectName}.dll");
arguments.Environment = environmentVariables;
arguments.WorkingDirectory = workingDirectory;
_process = new ObservableProcess(arguments);
_process.SubscribeLines(onNext ?? (_ => { }), onException ?? (_ => { }));
if (!doNotWaitForCompletion)
{
_process.WaitForCompletion(timeout);
}
}
public void DelayedWriter()
{
var seen = new List <string>();
var process = new ObservableProcess(TestCaseArguments(nameof(DelayedWriter)));
var subscription = process.SubscribeLines(c => seen.Add(c.Line));
subscription.Dispose();
process.WaitForCompletion(WaitTimeout);
//disposing the subscription did not kill the process
process.ExitCode.Should().Be(20);
seen.Should().BeEmpty(string.Join(Environment.NewLine, seen));
}
public void SubscribeLinesSeesAllLines()
{
var args = TestCaseArguments("TrailingLines");
var o = new ObservableProcess(args);
var seen = new List <LineOut>();
o.SubscribeLines(l => seen.Add(l));
o.WaitForCompletion(WaitTimeout);
seen.Should().NotBeEmpty().And.HaveCount(_expected.Count(c => c == '\n'));
for (var i = 0; i < seen.Count; i++)
{
seen[i].Line.Should().Be(_expectedLines[i], i.ToString());
}
}
public void SubscribeLinesSeesAllLines()
{
var args = TestCaseArguments("MoreText");
var o = new ObservableProcess(args);
var seen = new List <LineOut>();
o.SubscribeLines(l => seen.Add(l));
o.WaitForCompletion(WaitTimeout);
seen.Should().NotBeEmpty().And.HaveCount(_expectedLines.Length, string.Join("\r\n", seen.Select(s => s.Line)));
for (var i = 0; i < seen.Count; i++)
{
seen[i].Line.Should().Be(_expectedLines[i], i.ToString());
}
}
public void DelayedWriterStopWaitToShort()
{
var seen = new List <string>();
var args = TestCaseArguments(nameof(DelayedWriter));
args.WaitForExit = TimeSpan.FromMilliseconds(200);
var process = new ObservableProcess(args);
process.SubscribeLines(c => seen.Add(c.Line));
process.Dispose();
process.ExitCode.Should().NotHaveValue();
seen.Should().BeEmpty(string.Join(Environment.NewLine, seen));
}
public void DelayedWriterRunsToCompletion()
{
var seen = new List <string>();
Exception ex = null;
var process = new ObservableProcess(TestCaseArguments(nameof(DelayedWriter)));
var subscription = process.SubscribeLines(c => seen.Add(c.Line), e => ex = e);
process.WaitForCompletion(WaitTimeout);
process.ExitCode.Should().Be(20);
ex.Should().BeNull();
seen.Should().NotBeEmpty().And.HaveCount(1, string.Join(Environment.NewLine, seen));
seen[0].Should().Be(nameof(DelayedWriter));
}
public void DelayedWriterStopNoWaitDispose()
{
var seen = new List <string>();
var args = TestCaseArguments(nameof(DelayedWriter));
args.WaitForExit = null; //never wait for exit
var process = new ObservableProcess(args);
process.SubscribeLines(c => seen.Add(c.Line));
process.Dispose();
//disposing the process itself will stop the underlying Process
process.ExitCode.Should().NotHaveValue();
seen.Should().BeEmpty(string.Join(Environment.NewLine, seen));
}
public void ReadKeyFirst()
{
var seen = new List <string>();
var process = new ObservableProcess(TestCaseArguments(nameof(ReadKeyFirst)));
process.ProcessStarted += (standardInput) =>
{
//this particular program does not output anything and expect user input immediatly
//OnNext on the observable is only called on output so we need to write on the started event
process.StandardInput.Write("y");
};
process.SubscribeLines(c => seen.Add(c.Line));
process.WaitForCompletion(WaitTimeout);
seen.Should().NotBeEmpty().And.HaveCount(1, string.Join(Environment.NewLine, seen));
seen[0].Should().Be($"y{nameof(ReadKeyFirst)}");
}
public static int Main()
{
var tessCase = TestBinary.TestCaseArguments("ControlC");
var process = new ObservableProcess(tessCase);
process.SubscribeLines(c =>
{
//if (c.Line.EndsWith("4"))
{
process.SendControlC();
}
Console.WriteLine(c.Line);
}, e => Console.Error.WriteLine(e));
process.WaitForCompletion(TimeSpan.FromSeconds(20));
return(0);
}
[SkipOnNonWindowsFact] public void ControlC()
{
var args = TestCaseArguments(nameof(ControlC));
args.SendControlCFirst = true;
var process = new ObservableProcess(args);
var seen = new List <string>();
process.SubscribeLines(c =>
{
seen.Add(c.Line);
});
process.WaitForCompletion(TimeSpan.FromSeconds(1));
seen.Should().NotBeEmpty().And.HaveCount(2, string.Join(Environment.NewLine, seen));
seen[0].Should().Be("Written before control+c");
seen[1].Should().Be("Written after control+c");
}
public void ControlCNoWait()
{
var args = TestCaseArguments(nameof(ControlCNoWait));
args.SendControlCFirst = true;
var process = new ObservableProcess(args);
var seen = new List <string>();
process.SubscribeLines(c =>
{
seen.Add(c.Line);
});
process.WaitForCompletion(TimeSpan.FromSeconds(1));
//process exits before its control c handler is invoked
seen.Should().NotBeEmpty().And.HaveCount(1, string.Join(Environment.NewLine, seen));
seen[0].Should().Be("Written before control+c");
}
public void SlowOutput()
{
var args = TestCaseArguments(nameof(SlowOutput));
var process = new ObservableProcess(args);
var consoleOut = new List <LineOut>();
Exception seenException = null;
bool? readingBeforeCancelling = null;
bool? readingAfterCancelling = null;
process.SubscribeLines(c =>
{
consoleOut.Add(c);
if (!c.Line.EndsWith("3"))
{
return;
}
readingBeforeCancelling = process.IsActivelyReading;
process.CancelAsyncReads();
Task.Run(async() =>
{
await Task.Delay(TimeSpan.FromSeconds(2));
readingAfterCancelling = process.IsActivelyReading;
process.StartAsyncReads();
});
}, e => seenException = e);
process.WaitForCompletion(TimeSpan.FromSeconds(20));
process.ExitCode.Should().HaveValue().And.Be(121);
seenException.Should().BeNull();
consoleOut.Should().NotBeEmpty()
.And.Contain(l => l.Line.EndsWith("9"));
readingBeforeCancelling.Should().HaveValue().And.BeTrue();
readingAfterCancelling.Should().HaveValue().And.BeFalse();
}
/// <summary>
/// Starts the sample application and returns the <see cref="Uri"/> on which the application
/// can be reached.
/// </summary>
/// <param name="targetFramework">The target framework under which to run the sample app. Must be a version supported in the TargetFrameworks of the sample app</param>
/// <param name="environmentVariables">The environment variables to start the sample app with. The DOTNET_STARTUP_HOOKS environment variable will be added.</param>
/// <returns></returns>
public Uri Start(string targetFramework, IDictionary <string, string> environmentVariables = null)
{
var projectDirectory = Path.Combine(SolutionPaths.Root, "sample", ElasticApmStartuphookSampleProjectName);
Publish(projectDirectory, targetFramework);
var startupHookAssembly = UnzipStartupHook();
environmentVariables ??= new Dictionary <string, string>();
environmentVariables["DOTNET_STARTUP_HOOKS"] = startupHookAssembly;
var arguments = new StartArguments("dotnet", $"{ElasticApmStartuphookSampleProjectName}.dll")
{
WorkingDirectory = Path.Combine(projectDirectory, _publishDirectory, targetFramework),
SendControlCFirst = true,
Environment = environmentVariables
};
var startHandle = new ManualResetEvent(false);
ExceptionDispatchInfo e = null;
Uri uri = null;
var capturedLines = new List <string>();
var endpointRegex = new Regex(@"\s*Now listening on:\s*(?<endpoint>http\:[^\s]*)");
_process = new ObservableProcess(arguments);
_process.SubscribeLines(
line =>
{
capturedLines.Add(line.Line);
var match = endpointRegex.Match(line.Line);
if (match.Success)
{
try
{
var endpoint = match.Groups["endpoint"].Value.Trim();
uri = new Uri(endpoint);
}
catch (Exception exception)
{
e = ExceptionDispatchInfo.Capture(exception);
}
startHandle.Set();
}
},
exception => e = ExceptionDispatchInfo.Capture(exception));
var timeout = TimeSpan.FromMinutes(2);
var signalled = startHandle.WaitOne(timeout);
if (!signalled)
{
throw new Exception($"Could not start sample application within timeout {timeout}: "
+ string.Join(Environment.NewLine, capturedLines));
}
_process.CancelAsyncReads();
e?.Throw();
return(uri);
}