public static Tuple <double, double> GetLinxMemoryInGB()
{
try
{
var results = OSUtils.StartProcessWithResults("cat", "/proc/meminfo");
var resultsArr = results.Split("\n".ToCharArray());
var freeKB = resultsArr
.FirstOrDefault(x => x.Trim().StartsWith("MemAvailable"))
.Trim()
.Split(" ".ToCharArray(), 2)
.Last() // 9168236 kB
.Trim()
.Split(' ')
.First(); // 9168236
var totalKB = resultsArr
.FirstOrDefault(x => x.Trim().StartsWith("MemTotal"))
.Trim()
.Split(" ".ToCharArray(), 2)
.Last() // 16637468 kB
.Trim()
.Split(' ')
.First(); // 16637468
var freeGB = Math.Round((double.Parse(freeKB) / 1024 / 1024), 2);
var totalGB = Math.Round((double.Parse(totalKB) / 1024 / 1024), 2);
return(new Tuple <double, double>(freeGB, totalGB));
}
catch
{
return(new Tuple <double, double>(0, 0));
}
}
public static async Task <Device> Create(string deviceID, string orgID)
{
OSPlatform platform = OSUtils.GetPlatform();
var systemDrive = DriveInfo.GetDrives().FirstOrDefault(x =>
x.IsReady &&
x.RootDirectory.FullName.Contains(Path.GetPathRoot(Environment.SystemDirectory ?? Environment.CurrentDirectory)));
var device = new Device()
{
ID = deviceID,
DeviceName = Environment.MachineName,
Platform = platform.ToString(),
ProcessorCount = Environment.ProcessorCount,
OSArchitecture = RuntimeInformation.OSArchitecture,
OSDescription = RuntimeInformation.OSDescription,
Is64Bit = Environment.Is64BitOperatingSystem,
IsOnline = true,
Drives = DriveInfo.GetDrives().Where(x => x.IsReady).Select(x => new Drive()
{
DriveFormat = x.DriveFormat,
DriveType = x.DriveType,
Name = x.Name,
RootDirectory = x.RootDirectory.FullName,
FreeSpace = x.TotalSize > 0 ? x.TotalFreeSpace / x.TotalSize : 0,
TotalSize = x.TotalSize > 0 ? Math.Round((double)(x.TotalSize / 1024 / 1024 / 1024), 2) : 0,
VolumeLabel = x.VolumeLabel
}).ToList(),
OrganizationID = orgID,
CurrentUser = DeviceInformation.GetCurrentUser()
};
if (systemDrive != null && systemDrive.TotalSize > 0 && systemDrive.TotalFreeSpace > 0)
{
device.TotalStorage = Math.Round((double)(systemDrive.TotalSize / 1024 / 1024 / 1024), 2);
device.UsedStorage = Math.Round((double)((systemDrive.TotalSize - systemDrive.TotalFreeSpace) / 1024 / 1024 / 1024), 2);
}
var(usedMemory, totalMemory) = GetMemoryInGB();
device.UsedMemory = usedMemory;
device.TotalMemory = totalMemory;
device.CpuUtilization = await GetCpuUtilization();
if (File.Exists("Remotely_Agent.dll"))
{
device.AgentVersion = FileVersionInfo.GetVersionInfo("Remotely_Agent.dll")?.FileVersion?.ToString()?.Trim();
}
return(device);
}
public static string GetCurrentUser()
{
try
{
if (OSUtils.IsWindows)
{
return(Win32Interop.GetActiveSessions().LastOrDefault()?.Username);
}
else if (OSUtils.IsLinux)
{
var users = OSUtils.StartProcessWithResults("users", "");
return(users?.Split()?.FirstOrDefault()?.Trim());
}
throw new Exception("Unsupported operating system.");
}
catch
{
return("Error Retrieving");
}
}
public static string GetCurrentUser()
{
try
{
if (OSUtils.IsWindows)
{
var session = CimSession.Create(null);
var computerSystem = session.EnumerateInstances("root\\cimv2", "CIM_ComputerSystem");
var username = computerSystem.FirstOrDefault().CimInstanceProperties["UserName"].Value ?? "";
return(username as string);
}
else if (OSUtils.IsLinux)
{
var users = OSUtils.StartProcessWithResults("users", "");
var username = users?.Split()?.FirstOrDefault()?.Trim();
return($"{Environment.UserDomainName}\\{username}");
}
throw new Exception("Unsupported operating system.");
}
catch
{
return("Error Retrieving");
}
}