private void DoPortScan(CService service, int port, CNetwork.Protocols protocol = null, string stringsearch = null)
{
using (TcpClient client = new TcpClient())
{
Log.Write(CFunctions.StringReplace("Checking " + protocol.ToString() + "://{0}:{1} for service presence ({2}).", service.IP.ToStringNz(), port.ToString(), stringsearch));
var result = client.BeginConnect(service.IP, port, null, null);
var success = result.AsyncWaitHandle.WaitOne(TimeSpan.FromMilliseconds(COptions.Connection_Timeout), true);
bool found = false;
if (success)
{
if (protocol == CNetwork.Protocols.HTTP)
{
try
{
WebRequest req = HttpWebRequest.Create("http://" + service.Name);
req.Method = "GET";
using (StreamReader reader = new StreamReader(req.GetResponse().GetResponseStream()))
{
if (stringsearch == null)
{
found = true;
} // do not search if there is nothing to look for
while (!reader.EndOfStream && !found) // otherwise search
{
string source = reader.ReadLine() + String.Empty;
if (source.ToLower().Contains(stringsearch.ToLower()))
{
found = true;
}
}
}
}
catch { found = false; }
}
else
{
found = true;
}
if (found)
{
lock (_ServerPortScanLock)
{
Log.Write("Service present (" + protocol.ToStringNz() + "): " + service.Name + " (" + service.Type + "); " + service.IP.ToStringNz());
_ServerPortScanResults.Add(service.Name + ";" + service.Type.ToString() + ";" + service.IP.ToStringNz() + ";" + port);
}
}
}
}
}
private Dictionary <string, CService> CheckServiceIfRequired(Dictionary <string, CService> _ServicesToCheck)
{
List <CThread> ScanTasks = new List <CThread> {
};
Dictionary <string, CService> _CheckedServers = new Dictionary <string, CService> {
};
_ServerPortScanResults = new HashSet <string> {
};
foreach (CService s in _ServicesToCheck.Values)
{
int port = 0; string search = null; CNetwork.Protocols protocol = null;
if (s.Type == CServiceType.VCenterServer)
{
port = 80; search = "VMware vSphere"; protocol = new CNetwork.Protocols(CNetwork.Protocols.HTTP);
}
if (s.Type == CServiceType.HYVServer || s.Type == CServiceType.SCVMMServer)
{
port = 135; search = "RPC Endpoint Mapper"; protocol = new CNetwork.Protocols(CNetwork.Protocols.RPC);
}
if (port > 0)
{
CThread scan = new CThread()
{
Worker = new Thread(new ThreadStart(delegate() { DoPortScan(s, port, protocol, search); }))
};
ScanTasks.Add(scan); Core.ThreadManager.Add(scan);
}
else
{
_CheckedServers.Add(s.Name + ";" + s.Type.ToString(), s);
}
}
bool ScanTaskCompleted = false;
do // wait till completed
{
bool status = true;
for (int i = 0; i < ScanTasks.Count; i++)
{
if (!ScanTasks[i].Completed)
{
status = false;
}
}
ScanTaskCompleted = status;
Thread.Sleep(COptions.Session_Thread_Wait);
} while (!ScanTaskCompleted);
foreach (string s in _ServerPortScanResults)
{
string name = s.Split(';')[0];
string type = s.Split(';')[1];
_CheckedServers.Add(name + ";" + type, _ServicesToCheck[name + ";" + type]);
}
return(_CheckedServers);
}
