public static IEnumerable <VersionInfo> EnumerateClrVersions(IProcessInfo info)
{
using (var session = DebugSession.Create(info))
{
return(session.DataTarget.ClrVersions.Select(v => v.Version));
}
}
protected override Task ExecuteAsync(CancellationToken stoppingToken)
{
return(Task.Run(async() =>
{
while (!stoppingToken.IsCancellationRequested)
{
stoppingToken.ThrowIfCancellationRequested();
try
{
//TODO In multi-process scenarios, how do we decide which process to choose?
//One possibility is to enable metrics after a request to begin polling for metrics
IProcessInfo pi = await _services.GetProcessAsync(filter: null, stoppingToken);
_counterPipeline = new EventCounterPipeline(pi.Client, new EventPipeCounterPipelineSettings
{
CounterGroups = Array.Empty <EventPipeCounterGroup>(),
Duration = Timeout.InfiniteTimeSpan,
RefreshInterval = TimeSpan.FromSeconds(_options.UpdateIntervalSeconds)
}, metricsLogger: new[] { new MetricsLogger(_store.MetricsStore) });
await _counterPipeline.RunAsync(stoppingToken);
}
catch (Exception e) when(!(e is OperationCanceledException))
{
//Most likely we failed to resolve the pid. Attempt to do this again.
if (_counterPipeline != null)
{
await _counterPipeline.DisposeAsync();
}
await Task.Delay(5000);
}
}
}, stoppingToken));
}
public async Task <IStreamWithCleanup> StartTrace(IProcessInfo pi, MonitoringSourceConfiguration configuration, TimeSpan duration, CancellationToken token)
{
DiagnosticsMonitor monitor = new DiagnosticsMonitor(configuration);
Stream stream = await monitor.ProcessEvents(pi.Client, duration, token);
return(new StreamWithCleanup(monitor, stream));
}
public static ProcessModel FromProcessInfo(IProcessInfo processInfo)
{
return(new ProcessModel()
{
Pid = processInfo.Pid, Uid = processInfo.Uid
});
}
private async Task <ActionResult> StartTrace(
ProcessFilter?processFilter,
MonitoringSourceConfiguration configuration,
TimeSpan duration)
{
IProcessInfo processInfo = await _diagnosticServices.GetProcessAsync(processFilter, HttpContext.RequestAborted);
return(new OutputStreamResult(async(outputStream, token) =>
{
Func <Stream, CancellationToken, Task> streamAvailable = async(Stream eventStream, CancellationToken token) =>
{
//Buffer size matches FileStreamResult
//CONSIDER Should we allow client to change the buffer size?
await eventStream.CopyToAsync(outputStream, 0x10000, token);
};
await using EventTracePipeline pipeProcessor = new EventTracePipeline(processInfo.Client, new EventTracePipelineSettings
{
Configuration = configuration,
Duration = duration,
}, streamAvailable);
await pipeProcessor.RunAsync(token);
}, "application/octet-stream", FormattableString.Invariant($"{GetFileNameTimeStampUtcNow()}_{processInfo.ProcessId}.nettrace")));
}
public Task <ActionResult <IEnumerable <Models.ProcessIdentifier> > > GetProcesses()
{
return(this.InvokeService(async() =>
{
IProcessInfo defaultProcessInfo = null;
try
{
defaultProcessInfo = await _diagnosticServices.GetProcessAsync(null, HttpContext.RequestAborted);
}
catch (Exception)
{
// Unable to locate a default process; no action required
}
IList <Models.ProcessIdentifier> processesIdentifiers = new List <Models.ProcessIdentifier>();
foreach (IProcessInfo p in await _diagnosticServices.GetProcessesAsync(processFilter: null, HttpContext.RequestAborted))
{
processesIdentifiers.Add(new Models.ProcessIdentifier()
{
Pid = p.EndpointInfo.ProcessId,
Uid = p.EndpointInfo.RuntimeInstanceCookie,
Name = p.ProcessName,
IsDefault = (defaultProcessInfo != null &&
p.EndpointInfo.ProcessId == defaultProcessInfo.EndpointInfo.ProcessId &&
p.EndpointInfo.RuntimeInstanceCookie == defaultProcessInfo.EndpointInfo.RuntimeInstanceCookie)
});
}
_logger.WrittenToHttpStream();
return new ActionResult <IEnumerable <Models.ProcessIdentifier> >(processesIdentifiers);
}, _logger));
}
private Task <ActionResult> StartTrace(
IProcessInfo processInfo,
MonitoringSourceConfiguration configuration,
TimeSpan duration,
string egressProvider)
{
string fileName = TraceUtilities.GenerateTraceFileName(processInfo.EndpointInfo);
return(Result(
Utilities.ArtifactType_Trace,
egressProvider,
async(outputStream, token) =>
{
IDisposable operationRegistration = null;
try
{
if (_diagnosticPortOptions.Value.ConnectionMode == DiagnosticPortConnectionMode.Listen)
{
operationRegistration = _operationTrackerService.Register(processInfo.EndpointInfo);
}
await TraceUtilities.CaptureTraceAsync(null, processInfo.EndpointInfo, configuration, duration, outputStream, token);
}
finally
{
operationRegistration?.Dispose();
}
},
fileName,
ContentTypes.ApplicationOctetStream,
processInfo.EndpointInfo));
}
public Task <ActionResult> Logs(
ProcessFilter?processFilter,
[FromQuery][Range(-1, int.MaxValue)] int durationSeconds = 30,
[FromQuery] LogLevel level = LogLevel.Debug)
{
TimeSpan duration = ConvertSecondsToTimeSpan(durationSeconds);
return(this.InvokeService(async() =>
{
IProcessInfo processInfo = await _diagnosticServices.GetProcessAsync(processFilter, HttpContext.RequestAborted);
LogFormat format = ComputeLogFormat(Request.GetTypedHeaders().Accept);
if (format == LogFormat.None)
{
return this.NotAcceptable();
}
string contentType = (format == LogFormat.EventStream) ? ContentTypeEventStream : ContentTypeNdJson;
string downloadName = (format == LogFormat.EventStream) ? null : FormattableString.Invariant($"{GetFileNameTimeStampUtcNow()}_{processInfo.ProcessId}.txt");
return new OutputStreamResult(async(outputStream, token) =>
{
await _diagnosticServices.StartLogs(outputStream, processInfo, duration, format, level, token);
}, contentType, downloadName);
}));
}
public Task <ActionResult> GetGcDump(
ProcessFilter?processFilter)
{
return(this.InvokeService(async() =>
{
IProcessInfo processInfo = await _diagnosticServices.GetProcessAsync(processFilter, HttpContext.RequestAborted);
var graph = new Graphs.MemoryGraph(50_000);
EventGCPipelineSettings settings = new EventGCPipelineSettings
{
Duration = Timeout.InfiniteTimeSpan,
};
await using var pipeline = new EventGCDumpPipeline(processInfo.Client, settings, graph);
await pipeline.RunAsync(HttpContext.RequestAborted);
var dumper = new GCHeapDump(graph);
dumper.CreationTool = "dotnet-monitor";
//We can't use FastSerialization directly against the Response stream because
//the response stream size is not known.
var stream = new MemoryStream();
var serializer = new FastSerialization.Serializer(stream, dumper, leaveOpen: true);
serializer.Close();
stream.Position = 0;
return File(stream, "application/octet-stream", FormattableString.Invariant($"{GetFileNameTimeStampUtcNow()}_{processInfo.ProcessId}.gcdump"));
}));
}
public ConfigurationDefault(IProcessInfo info)
{
_info = info;
_appPath = Directory.GetCurrentDirectory();
SetDefaults();
CreateDirectories();
}
/// <inheritdoc/>
public void AddChild(IProcessInfo processInfo)
{
lock (_lockObj)
{
if (processInfo == this)
{
return;
}
if (processInfo == null)
{
return;
}
if (_childrenProcessInfoList.Contains(processInfo))
{
return;
}
_childrenProcessInfoList.Add(processInfo);
if (processInfo.ParentProcessInfo != this)
{
processInfo.ParentProcessInfo = this;
}
}
}
public Task <ActionResult> GetDump(
ProcessFilter?processFilter,
[FromQuery] DumpType type = DumpType.WithHeap,
[FromQuery] string egressProvider = null)
{
return(this.InvokeService(async() =>
{
IProcessInfo processInfo = await _diagnosticServices.GetProcessAsync(processFilter, HttpContext.RequestAborted);
string dumpFileName = RuntimeInformation.IsOSPlatform(OSPlatform.Windows) ?
FormattableString.Invariant($"dump_{GetFileNameTimeStampUtcNow()}.dmp") :
FormattableString.Invariant($"core_{GetFileNameTimeStampUtcNow()}");
if (string.IsNullOrEmpty(egressProvider))
{
Stream dumpStream = await _diagnosticServices.GetDump(processInfo, type, HttpContext.RequestAborted);
//Compression is done automatically by the response
//Chunking is done because the result has no content-length
return File(dumpStream, ContentTypes.ApplicationOctectStream, dumpFileName);
}
else
{
return new EgressStreamResult(
token => _diagnosticServices.GetDump(processInfo, type, token),
egressProvider,
dumpFileName,
processInfo.EndpointInfo,
ContentTypes.ApplicationOctectStream);
}
}));
}
private async Task <ActionResult <T> > InvokeForProcess <T>(Func <IProcessInfo, Task <ActionResult <T> > > func, ProcessFilter?filter, string artifactType = null)
{
IDisposable artifactTypeRegistration = null;
if (!string.IsNullOrEmpty(artifactType))
{
KeyValueLogScope artifactTypeScope = new KeyValueLogScope();
artifactTypeScope.AddArtifactType(artifactType);
artifactTypeRegistration = _logger.BeginScope(artifactTypeScope);
}
try
{
return(await this.InvokeService(async() =>
{
IProcessInfo processInfo = await _diagnosticServices.GetProcessAsync(filter, HttpContext.RequestAborted);
KeyValueLogScope processInfoScope = new KeyValueLogScope();
processInfoScope.AddEndpointInfo(processInfo.EndpointInfo);
using var _ = _logger.BeginScope(processInfoScope);
_logger.LogDebug("Resolved target process.");
return await func(processInfo);
}, _logger));
}
finally
{
artifactTypeRegistration?.Dispose();
}
}
public ServiceProcess(IProcessInfo processInfo)
{
var filePath = processInfo.FilePath;
if (!Path.IsPathRooted(processInfo.FilePath))
{
filePath = Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), filePath);
}
_process = new Process()
{
StartInfo = new ProcessStartInfo(filePath, processInfo.Arguments)
{
RedirectStandardOutput = true,
UseShellExecute = false,
CreateNoWindow = true
},
EnableRaisingEvents = true
};
_process.Exited += OnExited;
_process.OutputDataReceived += OnOutputDataReceived;
_process.Start();
_process.BeginOutputReadLine();
}
public static IEnumerable<VersionInfo> EnumerateClrVersions(IProcessInfo info)
{
using (var session = DebugSession.Create(info))
{
return session.DataTarget.ClrVersions.Select(v => v.Version);
}
}
public ContentDetailPage(string PackageName)
{
InitializeComponent();
this.PackageName = PackageName;
AppInfo = DependencyService.Get <IProcessInfo>();
PackageItem pkgitem = AppInfo.GetPackageInfo(PackageName);
string sCacheInfo = AppInfo.GetPackageCache(PackageName);
lblPackageName.Text = string.Format("패키지명: {0}", pkgitem.PackageName);
lblInstallTime.Text = string.Format("설치일: {0}", pkgitem.InstallTime);
lblUpdateTime.Text = string.Format("업데이트일: {0}", pkgitem.UpdateTime);
lblApkFilePath.Text = string.Format("APK 경로: {0}", pkgitem.ApkFilePath);
lblFilesize.Text = string.Format("APK 파일 사이즈: {0}", pkgitem.Filesize);
lblPermissionInfo.Text = string.Format("권한: {0}", pkgitem.PermissionInfo);
lblCacheInfo.Text = string.Format("임시파일 삭제: {0}", sCacheInfo);
ImageSource icon = AppInfo.GetPackageIcon(pkgitem.PackageName);
if (icon == null)
{
icon = "Android.png";
}
PackageIcon.Source = icon;
PackageLabel.Text = AppInfo.GetPackageLabel(pkgitem.PackageName);
PackageVersion.Text = pkgitem.VersionName;
NavigationPage.SetHasNavigationBar(this, false);
}
public Notifier(ICatServiceClient cats, IImageProvider images, IMemoryStatusProvider memory, IProcessInfo processes, IHubContext <AppHub, IAppHub> hub)
{
_cats = cats;
_images = images;
_memory = memory;
_processes = processes;
_hub = hub;
}
public ProcessMonitor()
{
this._processCache = new Dictionary <IntPtr, string>(512);
// This field cannot be initialized properly in constructor
// At the moment this code is executed the main application window is not yet initialized
this._currentProcessInfo = new ProcessInfo(IntPtr.Zero, "");
}
internal static ProcessIdentifierModel FromProcessInfo(IProcessInfo processInfo)
{
return(new ProcessIdentifierModel()
{
Pid = processInfo.EndpointInfo.ProcessId,
Uid = processInfo.EndpointInfo.RuntimeInstanceCookie
});
}
public void Dispose()
{
this._workspace = null;
this._actionParameters = null;
this._iControllerFinder = null;
this._iWorkspaceInfo = null;
this._processer = null;
}
/// <summary>
/// Creates a DebugSession against a process, optionally pausing and/or controlling the process for the lifetime of the session.
/// </summary>
/// <remarks>
/// First verifies that the target process's architecture matches this process, throwing a Requires32/64BitEnvironmentException as necessary.
/// </remarks>
/// <param name="process"></param>
/// <param name="mode"></param>
/// <returns></returns>
public static DebugSession Create(IProcessInfo process, DebugMode mode = DebugMode.Observe)
{
process.Architecture.AssertMatchesCurrent();
// Create the data target. This tells us the versions of CLR loaded in the target process.
var dataTarget = AttachWithMode(process, mode);
return new DebugSession(dataTarget);
}
public Process(IProcessInfo processInfo, IUser user)
{
Id = processInfo.Id;
ParentProcessId = processInfo.ParentProcessId;
Name = processInfo.Name;
Description = processInfo.Description;
Symbol = processInfo.Symbol;
User = user;
}
/// <summary>
/// Creates a DebugSession against a process, optionally pausing and/or controlling the process for the lifetime of the session.
/// </summary>
/// <remarks>
/// First verifies that the target process's architecture matches this process, throwing a Requires32/64BitEnvironmentException as necessary.
/// </remarks>
/// <param name="process"></param>
/// <param name="mode"></param>
/// <returns></returns>
public static DebugSession Create(IProcessInfo process, DebugMode mode = DebugMode.Observe)
{
process.Architecture.AssertMatchesCurrent();
// Create the data target. This tells us the versions of CLR loaded in the target process.
var dataTarget = AttachWithMode(process, mode);
return(new DebugSession(dataTarget));
}
private void OnStart()
{
OnStartException = null;
try
{
var processStartInfo = new ProcessStartInfo(_processPath)
{
Arguments = _arguments,
RedirectStandardOutput = true,
RedirectStandardError = _captureStdErr,
UseShellExecute = false,
CreateNoWindow = true,
WorkingDirectory = _workingDirectory
};
// Copy over environment variables
if (_environmentVariables != null)
{
foreach (string key in _environmentVariables.Keys)
{
processStartInfo.EnvironmentVariables[key] = _environmentVariables[key];
}
}
// Start the process and capture it's output.
_process = new Process
{
StartInfo = processStartInfo,
EnableRaisingEvents = true
};
_process.OutputDataReceived += (_, args) => OutputDataReceived?.Invoke(args.Data);
if (_captureStdErr)
{
_process.ErrorDataReceived += (_, args) => ErrorDataReceived?.Invoke(args.Data);
}
_process.Exited += (sender, args) =>
{
_taskQueue.Enqueue(() =>
{
_processStateMachine.Fire(Trigger.ProcessExit);
});
};
_process.Start();
_process.BeginOutputReadLine();
if (_captureStdErr)
{
_process.BeginErrorReadLine();
}
ProcessInfo = new ProcessInfo(_process);
}
catch (Exception ex)
{
_logger.LogError(ex, $"Failed to start process {_processPath}");
_processStateMachine.Fire(_startErrorTrigger, ex);
}
}
internal void Run(IProcessInfo processInfo)
{
_processInfo = processInfo;
_process.StartInfo.Arguments = processInfo.Arguments;
_process.Start();
_process.BeginErrorReadLine();
_process.BeginOutputReadLine();
_process.WaitForExit();
}
public Task <ActionResult> GetGcDump(
ProcessFilter?processFilter)
{
return(this.InvokeService(async() =>
{
IProcessInfo processInfo = await _diagnosticServices.GetProcessAsync(processFilter, HttpContext.RequestAborted);
Stream result = await _diagnosticServices.GetGcDump(processInfo, this.HttpContext.RequestAborted);
return File(result, "application/octet-stream", FormattableString.Invariant($"{GetFileNameTimeStampUtcNow()}_{processInfo.ProcessId}.gcdump"));
}));
}
private async Task <StreamWithCleanupResult> StartTrace(
ProcessFilter?processFilter,
MonitoringSourceConfiguration configuration,
TimeSpan duration)
{
IProcessInfo processInfo = await _diagnosticServices.GetProcessAsync(processFilter, HttpContext.RequestAborted);
IStreamWithCleanup result = await _diagnosticServices.StartTrace(processInfo, configuration, duration, this.HttpContext.RequestAborted);
return(new StreamWithCleanupResult(result, "application/octet-stream", FormattableString.Invariant($"{GetFileNameTimeStampUtcNow()}_{processInfo.ProcessId}.nettrace")));
}
private void NAppendAndTryStartProcessInfoWithDevices(IProcessInfo processInfo)
{
foreach (var device in processInfo.Devices)
{
_processesInfoByDevicesDict[device] = processInfo;
}
processInfo.OnFinish += OnFinishProcessWithDevicesHandler;
processInfo.Start();
}
private bool NTryAppendProcessInfo(IProcessInfo processInfo)
{
if (_processesInfoList.Contains(processInfo))
{
return(false);
}
_processesInfoList.Add(processInfo);
return(true);
}
/// <inheritdoc/>
public override void AppendProcessInfo(IProcessInfo processInfo)
{
lock (_processLockObj)
{
#if DEBUG
//Log($"processInfo = {processInfo}");
#endif
NTryAppendProcessInfo(processInfo);
}
}
public static ProcessModel FromProcessInfo(IProcessInfo processInfo)
{
return(new ProcessModel()
{
CommandLine = processInfo.CommandLine,
Name = processInfo.ProcessName,
OperatingSystem = processInfo.OperatingSystem,
ProcessArchitecture = processInfo.ProcessArchitecture,
Pid = processInfo.ProcessId,
Uid = processInfo.RuntimeInstanceCookie
});
}
internal static ProcessInfo FromProcessInfo(IProcessInfo processInfo)
{
return(new ProcessInfo()
{
CommandLine = processInfo.CommandLine,
Name = processInfo.ProcessName,
OperatingSystem = processInfo.OperatingSystem,
ProcessArchitecture = processInfo.ProcessArchitecture,
Pid = processInfo.EndpointInfo.ProcessId,
Uid = processInfo.EndpointInfo.RuntimeInstanceCookie
});
}
private static DataTarget AttachWithMode(IProcessInfo process, DebugMode mode)
{
switch(mode)
{
case DebugMode.Snapshot: return DataTarget.AttachToProcess(process.Pid, 0, AttachFlag.NonInvasive);
// This takes some time. Specifying a timeout of 0 appears to always fail.
case DebugMode.Control: return DataTarget.AttachToProcess(process.Pid, 5000, AttachFlag.Invasive);
case DebugMode.Observe:
default:
return DataTarget.AttachToProcess(process.Pid, 0, AttachFlag.Passive);
}
}
private string DescribeCLRVersions(IProcessInfo process)
{
try
{
var versions = ProcessFinder.EnumerateClrVersions(process).Select(v => $"{v.Major}.{v.Minor}").Distinct().ToArray();
if(!versions.Any()) return "-";
return String.Join(", ", versions);
}
catch(Requires32BitEnvironmentException)
{
return "(unknown, 32-bit)";
}
catch(Requires64BitEnvironmentException)
{
return "(unknown, 64-bit)";
}
}
public IDebugJob CreateJob(IProcessInfo process)
{
return new DumpStacksJob(process, ActivelyAttachToProcess);
}
public IDebugJob CreateJob(IProcessInfo process)
{
return new DumpHeapJob(process);
}
public DumpHeapJob(IProcessInfo process)
{
this.process = process;
}
public ProcessExitedArgs(IProcessInfo processInfo, string message)
{
ProcessInfo = processInfo;
Message = message;
}