private IEnumerable <SystemInfoDto> GetLogicalDriveProperties(ManagementObject managementObject)
{
var result = new List <SystemInfoDto>();
result.TryAdd <string>(SystemInfoCategory.Drives, managementObject, "Description");
result.TryAdd <uint>(SystemInfoCategory.Drives, managementObject, "DriveType", u =>
{
var driveType = (DriveType)u;
return(new TranslatedTextValueDto($"Drives.DriveType.{driveType}"));
});
result.TryAdd <string>(SystemInfoCategory.Drives, managementObject, "FileSystem");
result.TryAdd <ulong>(SystemInfoCategory.Drives, managementObject, "FreeSpace", i => new DataSizeValueDto((long)i));
result.TryAdd <ulong>(SystemInfoCategory.Drives, managementObject, "Size", i => new DataSizeValueDto((long)i));
result.TryAdd <string>(SystemInfoCategory.Drives, managementObject, "VolumeName");
result.TryAdd <string>(SystemInfoCategory.Drives, managementObject, "VolumeSerialNumber");
if (managementObject.TryGetProperty("Size", out ulong size) && managementObject.TryGetProperty("FreeSpace", out ulong freeSpace))
{
result.Add(new SystemInfoDto {
Name = "@Drives.Capacity", Value = new ProgressValueDto(size - freeSpace, size)
});
}
return(result);
}
public IEnumerable <KeyValuePair <string, object> > ProvideValues(ManagementObject managementObject, Process process, bool updateProcess)
{
if (!updateProcess)
{
//these values cannot change
if (process != null)
{
yield return(new KeyValuePair <string, object>("Name", process.ProcessName));
}
if (managementObject.TryGetDateTime("CreationDate", out var creationDate))
{
yield return(new KeyValuePair <string, object>("CreationDate", creationDate));
}
if (managementObject.TryGetProperty("ExecutablePath", out string executablePath))
{
yield return(new KeyValuePair <string, object>("ExecutablePath", executablePath));
}
if (managementObject.TryGetProperty("CommandLine", out string commandLine))
{
yield return(new KeyValuePair <string, object>("CommandLine", commandLine));
}
}
if (managementObject.TryGetProperty("ParentProcessId", out uint parentProcessId))
{
yield return(new KeyValuePair <string, object>("ParentProcessId", parentProcessId));
}
}
public IEnumerable <KeyValuePair <string, object> > ProvideValues(ManagementObject managementObject, Process process, bool updateProcess)
{
if (managementObject.TryGetProperty("ExecutablePath", out string executablePath))
{
yield return(new KeyValuePair <string, object>("Icon", FileUtilities.GetFileIcon(executablePath, 16)));
}
}
public static T TryGetProperty <T>(this ManagementObject managementObject, string propertyName)
{
if (managementObject.TryGetProperty <T>(propertyName, out var value))
{
return(value);
}
return(default);
public static void TryAdd <T>(this IList <SystemInfoDto> dtos, string category, ManagementObject managementObject, string name,
Func <T, ValueDto> getValue)
{
if (managementObject.TryGetProperty(name, out T value))
{
var dto = new SystemInfoDto {
Name = $"@{category}.{name}", Category = category, Value = getValue(value)
};
dtos.Add(dto);
}
}
public IEnumerable <KeyValuePair <string, object> > ProvideValues(ManagementObject managementObject, Process process, bool updateProcess)
{
var result = new List <KeyValuePair <string, object> >();
try
{
var handle = process.Handle; //possible exception
string sid = null;
try
{
sid = ProcessExtensions.GetProcessOwner(process.Handle);
var processOwner = new SecurityIdentifier(sid).Translate(typeof(NTAccount)).ToString();
result.Add(new KeyValuePair <string, object>("ProcessOwner", processOwner));
}
catch (Exception)
{
// ignored
}
if (IsImmersiveProcess(handle))
{
result.Add(new KeyValuePair <string, object>("Status", ProcessType.Immersive));
return(result);
}
if (managementObject.TryGetProperty("SessionId", out uint sessionId) && sessionId == 0)
{
result.Add(new KeyValuePair <string, object>("Status", ProcessType.Service));
return(result);
}
if (IsNetAssembly(managementObject))
{
result.Add(new KeyValuePair <string, object>("Status", ProcessType.NetAssembly));
return(result);
}
if (sid != null && string.Equals(User.UserIdentity?.User?.Value, sid, StringComparison.OrdinalIgnoreCase))
{
result.Add(new KeyValuePair <string, object>("Status", ProcessType.UserProcess));
}
}
catch (Exception)
{
// no access to handle
}
return(result);
}
private bool IsNetAssembly(ManagementObject managementObject)
{
if (managementObject.TryGetProperty("ExecutablePath", out string executablePath))
{
try
{
AssemblyName.GetAssemblyName(executablePath); //possible exception
return(true);
}
catch (Exception)
{
return(false);
}
}
return(false);
}
public static void TryAdd <T>(this IList <SystemInfoDto> dtos, string category, ManagementObject managementObject, string name)
{
if (managementObject.TryGetProperty(name, out T value))
{
var dto = new SystemInfoDto {
Name = $"@{category}.{name}", Category = category
};
switch (value)
{
case var val when val is string stringValue:
dto.Value = new TextValueDto(stringValue);
break;
case var val when val is ulong ulongValue:
dto.Value = new NumberValueDto((long)ulongValue);
break;
case var val when val is uint uintValue:
dto.Value = new NumberValueDto(uintValue);
break;
case var val when val is bool boolValue:
dto.Value = new BoolValueDto(boolValue);
break;
case var val when val is short number:
dto.Value = new NumberValueDto(number);
break;
case var val when val is byte number:
dto.Value = new NumberValueDto(number);
break;
case var val when val is ushort number:
dto.Value = new NumberValueDto(number);
break;
default:
throw new ArgumentOutOfRangeException();
}
dtos.Add(dto);
}
}
public IEnumerable <KeyValuePair <string, object> > ProvideValues(ManagementObject managementObject, Process process, bool updateProcess)
{
if (!updateProcess)
{
if (managementObject.TryGetProperty("ExecutablePath", out string executablePath))
{
var fileVersionInfo = FileVersionInfo.GetVersionInfo(executablePath);
yield return(new KeyValuePair <string, object>("Description", fileVersionInfo.FileDescription));
yield return(new KeyValuePair <string, object>("CompanyName", fileVersionInfo.CompanyName));
yield return(new KeyValuePair <string, object>("ProductVersion", fileVersionInfo.ProductVersion));
yield return(new KeyValuePair <string, object>("FileVersion", fileVersionInfo.FileVersion));
}
}
}
private Task <ProcessDto> CreateProcessDto(ManagementObject managementObject, CancellationToken cancellationToken)
{
Process process;
if (managementObject.TryGetProperty("ProcessId", out uint processId))
{
try
{
process = Process.GetProcessById((int)processId);
}
catch (Exception)
{
return(null);
}
}
else
{
return(null);
}
var processDto = new ProcessDto {
ProcessId = (int)processId
};
var isUpdate = _latestProcessIds?.Contains((int)processId) == true;
foreach (var processValueProvider in _processValueProviders)
{
try
{
foreach (var property in processValueProvider.ProvideValues(managementObject, process, isUpdate))
{
processDto.Add(property.Key, property.Value);
}
}
catch (Exception)
{
// ignored
}
}
return(Task.FromResult(processDto));
}
//https://msdn.microsoft.com/en-us/library/windows/desktop/aa394372%28v=vs.85%29.aspx
private static ProcessInfo ManagementObjectToProcessInfo(ManagementObject queryObj, Process process)
{
var result = new ProcessInfo
{
Name = queryObj.TryGetProperty <string>("Name"),
PrivateBytes = process?.PrivateMemorySize64 ?? 0,
WorkingSet = (long)queryObj.TryGetProperty <ulong>("WorkingSetSize"),
Id = (int)queryObj.TryGetProperty <uint>("ProcessId"),
ParentProcess = (int)queryObj.TryGetProperty <uint>("ParentProcessId"),
StartTime =
(ManagementExtensions.ToDateTimeSafe(queryObj.TryGetProperty <string>("CreationDate")) ??
ExceptionUtilities.EatExceptions(() => process?.StartTime) ?? DateTime.MinValue)
.ToUniversalTime(),
Filename = queryObj.TryGetProperty <string>("ExecutablePath"),
CommandLine = queryObj.TryGetProperty <string>("CommandLine"),
MainWindowHandle = (long)(process?.MainWindowHandle ?? IntPtr.Zero)
};
ApplyProcessInformation(process, result, queryObj.TryGetProperty <string>("ExecutablePath"));
return(result);
}
public static void ApplyProperties(this ChangingProcessPropertiesDto dto, Process process, ManagementObject wmiProcess)
{
if (process.HasExited)
{
dto.Status = ProcessStatus.Exited;
return;
}
try
{
dto.PrivateBytes = process.PrivateMemorySize64;
dto.WorkingSetSize = process.WorkingSet64;
}
catch (Exception)
{
// ignored
}
dto.HandleCount = process.HandleCount;
dto.TotalProcessorTime = process.TotalProcessorTime;
dto.UserProcessorTime = process.UserProcessorTime;
dto.Status = process.Responding ? ProcessStatus.Running : ProcessStatus.NotResponding;
if (wmiProcess.TryGetProperty("KernelModeTime", out ulong kernelModeTime))
{
dto.KernelModeTime = TimeSpan.FromTicks((long)kernelModeTime);
}
if (wmiProcess.TryGetProperty("UserModeTime", out ulong userModeTime))
{
dto.UserModeTime = TimeSpan.FromTicks((long)userModeTime);
}
if (wmiProcess.TryGetProperty("Priority", out uint priority))
{
dto.Priority = priority;
}
if (wmiProcess.TryGetProperty("PageFaults", out uint pageFaults))
{
dto.PageFaults = pageFaults;
}
if (wmiProcess.TryGetProperty("OtherOperationCount", out ulong otherOperationCount))
{
dto.OtherOperationCount = otherOperationCount;
}
if (wmiProcess.TryGetProperty("OtherTransferCount", out ulong otherTransferCount))
{
dto.OtherTransferCount = otherTransferCount;
}
if (wmiProcess.TryGetProperty("PeakPageFileUsage", out uint peakPageFileUsage))
{
dto.PeakPageFileUsage = peakPageFileUsage;
}
if (wmiProcess.TryGetProperty("PeakVirtualSize", out ulong peakVirtualSize))
{
dto.PeakVirtualSize = peakVirtualSize;
}
if (wmiProcess.TryGetProperty("PeakWorkingSetSize", out ulong peakWorkingSetSize))
{
dto.PeakWorkingSetSize = peakWorkingSetSize;
}
if (wmiProcess.TryGetProperty("PrivatePageCount", out ulong privatePageCount))
{
dto.PrivatePageCount = privatePageCount;
}
if (wmiProcess.TryGetProperty("PageFileUsage", out uint pageFileUsage))
{
dto.PageFileUsage = pageFileUsage;
}
if (wmiProcess.TryGetProperty("QuotaNonPagedPoolUsage", out uint quotaNonPagedPoolUsage))
{
dto.QuotaNonPagedPoolUsage = quotaNonPagedPoolUsage;
}
if (wmiProcess.TryGetProperty("QuotaPagedPoolUsage", out uint quotaPagedPoolUsage))
{
dto.QuotaPagedPoolUsage = quotaPagedPoolUsage;
}
if (wmiProcess.TryGetProperty("QuotaPeakNonPagedPoolUsage", out uint quotaPeakNonPagedPoolUsage))
{
dto.QuotaPeakNonPagedPoolUsage = quotaPeakNonPagedPoolUsage;
}
if (wmiProcess.TryGetProperty("QuotaPeakPagedPoolUsage", out uint quotaPeakPagedPoolUsage))
{
dto.QuotaPeakPagedPoolUsage = quotaPeakPagedPoolUsage;
}
if (wmiProcess.TryGetProperty("ReadOperationCount", out ulong readOperationCount))
{
dto.ReadOperationCount = readOperationCount;
}
if (wmiProcess.TryGetProperty("ReadTransferCount", out ulong readTransferCount))
{
dto.ReadTransferCount = readTransferCount;
}
if (wmiProcess.TryGetProperty("ThreadCount", out uint threadCount))
{
dto.ThreadCount = threadCount;
}
if (wmiProcess.TryGetProperty("VirtualSize", out ulong virtualSize))
{
dto.VirtualSize = virtualSize;
}
if (wmiProcess.TryGetProperty("WriteOperationCount", out ulong writeOperationCount))
{
dto.WriteOperationCount = writeOperationCount;
}
if (wmiProcess.TryGetProperty("WriteTransferCount", out ulong writeTransferCount))
{
dto.WriteTransferCount = writeTransferCount;
}
}