public TestConnectionResult TestConnection()
{
var result = new TestConnectionResult()
{
HostAndPort = this.HostAndPort
};
try
{
using (ProxyFileEnum serviceProxy = new ProxyFileEnum())
{
serviceProxy.SetHost(HostAndPort);
serviceProxy.SetCredentials(GetCreds());
result.ServiceVersion = serviceProxy.ExchangeVersion(1);
if (result.ServiceVersion < 3)
{
// That's all we can get (the interface version).
}
else if (result.ServiceVersion < 5)
{
serviceProxy.GetServiceHostInfo(out result.HostExe, out result.HostVersion, out result.HostAccount);
}
else
{
// As of version 5, we can get whether or not the service is impersonating clients or not.
bool isImpersonating;
serviceProxy.GetServiceHostInfo2(out result.HostExe, out result.HostVersion, out result.HostAccount, out isImpersonating);
result.IsImpersonatingClients = isImpersonating;
}
}
}
catch (Exception ex)
{
result.Exception = ex;
}
return(result);
}
// Determines if the specified port is in use by the TracerX service by attempting to connect to it.
private static void TryConnecting(int port)
{
try
{
using (ProxyFileEnum serviceProxy = new ProxyFileEnum())
{
serviceProxy.SetHost("localhost:" + port);
int serviceInterfaceVersion = serviceProxy.ExchangeVersion(1);
// Getting here without an exception means the TracerX service is listening on the port.
// Depending on the version, we may be able to get additional info.
if (serviceInterfaceVersion < 3)
{
// That's all we can get (the interface version).
MainForm.ShowMessageBox("The specified port is in use by another process that's running the TracerX service.");
}
else
{
string processExe;
string processVersion;
string processAccount;
if (serviceInterfaceVersion < 5)
{
serviceProxy.GetServiceHostInfo(out processExe, out processVersion, out processAccount);
}
else
{
// As of version 5, we can get whether the service is impersonating
// clients or not with GetServiceHostInfo2, but we don't need to.
serviceProxy.GetServiceHostInfo(out processExe, out processVersion, out processAccount);
}
string msg = "The specified port is in use by another process that's running the TracerX service.";
if (processExe != null)
{
msg += "\n\nExecutable: " + processExe;
if (processVersion != null)
{
msg += " (version " + processVersion + ")";
}
}
if (processAccount != null)
{
msg += "\n\nAccount: " + processAccount;
}
MainForm.ShowMessageBox(msg);
}
}
}
catch (Exception ex)
{
// Assume this means the process using the port is not TracerX.
MainForm.ShowMessageBox("The specified port is in use by another process.");
}
}
