public WMIUtility()
{
_settings = new RDPSettings();
_scope = new ManagementScope($@"\\{_settings.WMIServer}\root\sms\site_{_settings.SiteCode}");
}
public string WOL(int resourceId, bool alwaysWake = false)
{
string returnMessage = string.Empty;
var settings = new RDPSettings();
bool deviceIsOnline = DeviceOnline(resourceId);
if (deviceIsOnline && alwaysWake == false)
{
Log.Information("Device found to be online. Will not wake up.");
return("Device is online and ready for RDP. Please run the downloaded file called Default.rdp");
}
var peerList = GetDevicePeers(resourceId);
if (peerList.Count == 0)
{
Log.Information("Device not online and no peers found.");
return("Device does not show online and no peers found. You can try running the Default.rdp file but the device probably can't be turned on.");
}
var MACList = GetDeviceMACs(resourceId);
if (MACList.Count == 0)
{
Log.Information("MAC Address for device not found. This is required for WOL");
return("Device does not show online and no MAC address was found. You can try running the Default.rdp file but the device probably can't be turned on.");
}
string macs = String.Join(",", MACList.ToArray());
Dictionary <string, object> scriptInformation = null;
var SqlParams = new Dictionary <string, object>()
{
{ "@ScriptName", settings.CMScriptName }
};
using (var _sql = new SQL())
{
var results = _sql.Invoke(GetScriptQuery, SqlParams);
foreach (var result in results)
{
scriptInformation = result;
}
}
if (scriptInformation == null)
{
Log.Information("Could not find WOL script");
return("Device does not show online and no script was found to turn it on. You can try running the Default.rdp file but the device probably can't be turned on.");
}
string scriptParameters = $"<ScriptParameters><ScriptParameter ParameterGroupGuid=\"\" ParameterGroupName=\"PG_\" ParameterName=\"Macs\" ParameterDataType=\"System.String\" ParameterVisibility=\"0\" ParameterType=\"0\" ParameterValue=\"{macs}\"/></ScriptParameters>";
string shaHash = "";
byte[] bytes = Encoding.Unicode.GetBytes(scriptParameters);
using (SHA256 sHA = new SHA256Cng())
{
byte[] a = sHA.ComputeHash(bytes);
StringBuilder stringBuilder = new StringBuilder();
byte[] a2 = a;
foreach (byte b in a2)
{
stringBuilder.Append(b.ToString("x2"));
}
shaHash = stringBuilder.ToString();
}
string scriptXML = string.Format(CultureInfo.InvariantCulture, "<ScriptContent ScriptGuid='{0}'><ScriptVersion>{1}</ScriptVersion><ScriptType>{2}</ScriptType><ScriptHash ScriptHashAlg='SHA256'>{3}</ScriptHash>{4}<ParameterGroupHash ParameterHashAlg='SHA256'>{5}</ParameterGroupHash></ScriptContent>", scriptInformation["ScriptGuid"].ToString(), scriptInformation["ScriptVersion"].ToString(), scriptInformation["ScriptType"].ToString(), scriptInformation["ScriptHash"].ToString(), scriptParameters, shaHash);
var scriptXMLBase64 = Convert.ToBase64String(Encoding.UTF8.GetBytes(scriptXML));
var wmiUtility = new WMIUtility();
var wmiDictionary = new Dictionary <string, object>();
wmiDictionary.Add("Param", scriptXMLBase64);
uint scriptType = 135;
wmiDictionary.Add("Type", scriptType);
List <uint> uintResourceIds = new List <uint>();
foreach (var r in peerList)
{
uintResourceIds.Add(Convert.ToUInt32(r));
}
wmiDictionary.Add("TargetResourceIDs", uintResourceIds.ToArray());
Log.Information("Attempting to run script on these resourceIds {uintResourceIds}", uintResourceIds);
var i = wmiUtility.InvokeClassMethod("SMS_ClientOperation", "InitiateClientOperationEx", wmiDictionary);
Log.Information("Successfully sent request to start script");
return("Device does not show online so we are attempting to turn it on. You can run the Default.rdp file that was downloaded in 2-3 minutes to log into your computer. Thank you.");
}
public HomeController()
{
_settings = new RDPSettings();
}
public AdminController()
{
_settings = new RDPSettings();
}
