private void GetSystemSummary()
{
const UInt64 Size1KB = 0x400;
const UInt64 Size1GB = 0x40000000;
// check free/total RAM
WmiUtils wmi = new WmiUtils("root\\cimv2");
ManagementObjectCollection objOses = wmi.ExecuteQuery("SELECT * FROM Win32_OperatingSystem");
foreach (ManagementObject objOs in objOses)
{
UInt64 freeRam = Convert.ToUInt64(objOs["FreePhysicalMemory"]) / Size1KB;
UInt64 totalRam = Convert.ToUInt64(objOs["TotalVisibleMemorySize"]) / Size1KB;
// write to the registry
RegistryUtils.SetRegistryKeyStringValue(RegistryOutputKey, RAM_SUMMARY_KEY,
String.Format("{0}:{1}", freeRam, totalRam));
objOs.Dispose();
}
// check local HDD logical drives
ManagementObjectCollection objDisks = wmi.ExecuteQuery("SELECT * FROM Win32_LogicalDisk WHERE DriveType = 3");
StringBuilder sb = new StringBuilder();
bool first = true;
foreach (ManagementObject objDisk in objDisks)
{
if (!first)
{
sb.Append(";");
}
sb.Append(objDisk["DeviceID"]);
sb.Append(Convert.ToInt32(Convert.ToDouble(objDisk["FreeSpace"]) / (double)Size1GB)).Append(":");
sb.Append(Convert.ToInt32(Convert.ToDouble(objDisk["Size"]) / (double)Size1GB));
first = false;
objDisk.Dispose();
}
// write HDD info
RegistryUtils.SetRegistryKeyStringValue(RegistryOutputKey, HDD_SUMMARY_KEY, sb.ToString());
// dispose resources
objOses.Dispose();
objDisks.Dispose();
}
private string GetAdministratorName()
{
WmiUtils wmi = new WmiUtils("root\\cimv2");
ManagementObjectCollection objUsers = wmi.ExecuteQuery("Select * From Win32_UserAccount Where LocalAccount = TRUE");
foreach (ManagementObject objUser in objUsers)
{
string sid = (string)objUser["SID"];
if (sid != null && sid.StartsWith("S-1-5-") && sid.EndsWith("-500"))
{
return((string)objUser["Name"]);
}
}
return(null);
}
private void RebootSystem()
{
try
{
ServiceLog.WriteStart("RebootSystem");
WmiUtils wmi = new WmiUtils("root\\cimv2");
ManagementObjectCollection objOses = wmi.ExecuteQuery("SELECT * FROM Win32_OperatingSystem");
foreach (ManagementObject objOs in objOses)
{
objOs.Scope.Options.EnablePrivileges = true;
objOs.InvokeMethod("Reboot", null);
}
ServiceLog.WriteEnd("RebootSystem");
}
catch (Exception ex)
{
ServiceLog.WriteError("Reboot System error:", ex);
}
}
public ExecutionResult Run(ref ExecutionContext context)
{
ExecutionResult ret = new ExecutionResult();
ret.ResultCode = 0;
ret.ErrorMessage = null;
ret.RebootRequired = false;
context.ActivityDescription = "Configuring network adapter...";
context.Progress = 0;
if (!CheckParameter(context, "MAC"))
{
ProcessError(context, ret, null, 2, "Parameter 'MAC' is not specified");
return(ret);
}
string macAddress = context.Parameters["MAC"];
if (!IsValidMACAddress(macAddress))
{
ProcessError(context, ret, null, 2, "Parameter 'MAC' has invalid format. It should be in 12:34:56:78:90:ab format.");
return(ret);
}
string adapterId = null;
ManagementObject objAdapter = null;
ManagementObjectCollection objAdapters = null;
int attempts = 0;
try
{
WmiUtils wmi = new WmiUtils("root\\cimv2");
string query = string.Format("SELECT * FROM Win32_NetworkAdapterConfiguration WHERE MACAddress = '{0}' AND IPEnabled = True", macAddress);
//try to find adapter for 10 times
while (true)
{
objAdapters = wmi.ExecuteQuery(query);
if (objAdapters.Count > 0)
{
foreach (ManagementObject adapter in objAdapters)
{
objAdapter = adapter;
adapterId = (string)adapter["SettingID"];
}
break;
}
if (attempts > 9)
{
ProcessError(context, ret, null, 2, "Network adapter not found");
return(ret);
}
attempts++;
Log.WriteError(string.Format("Attempt #{0} to find network adapter (mac: {1}) failed!", attempts, macAddress));
// wait 1 min
System.Threading.Thread.Sleep(60000);
//repeat loop
}
}
catch (Exception ex)
{
ProcessError(context, ret, ex, 2, "Network adapter configuration error: ");
return(ret);
}
if (CheckParameter(context, "EnableDHCP", "True"))
{
try
{
EnableDHCP(objAdapter);
}
catch (Exception ex)
{
ProcessError(context, ret, ex, 2, "DHCP error: ");
return(ret);
}
}
else if (CheckParameter(context, "EnableDHCP", "False"))
{
if (!CheckParameter(context, "DefaultIPGateway"))
{
ProcessError(context, ret, null, 2, "Parameter 'DefaultIPGateway' is not specified");
return(ret);
}
if (!CheckParameter(context, "IPAddress"))
{
ProcessError(context, ret, null, 2, "Parameter 'IPAddresses' is not specified");
return(ret);
}
if (!CheckParameter(context, "SubnetMask"))
{
ProcessError(context, ret, null, 2, "Parameter 'SubnetMasks' is not specified");
return(ret);
}
try
{
DisableDHCP(context, objAdapter);
}
catch (Exception ex)
{
ProcessError(context, ret, ex, 2, "Network adapter configuration error: ");
return(ret);
}
}
if (CheckParameter(context, "PreferredDNSServer"))
{
try
{
SetDNSServer(context, objAdapter);
}
catch (Exception ex)
{
ProcessError(context, ret, ex, 2, "DNS error: ");
return(ret);
}
}
context.Progress = 100;
return(ret);
}