private static extern int WNetAddConnection2A(ref structNetResource pstNetRes, string psPassword, string psUsername, int piFlags);
// Map network drive
private void zMapDrive(string psUsername, string psPassword)
{
ls_ShareName = ls_ShareName.TrimEnd('\\');
try
{
string ipadress = "";
string hostname = "";
try
{
if (ls_ShareName.Split('\\').Length > 2)
{
hostname = ls_ShareName.Split('\\')[2];
if (!String.IsNullOrEmpty(hostname))
{
IPAddress address = ResolveHostNameToIP(hostname);
if (address != null)
{
ipadress = address.ToString();
}
}
}
}
catch (Exception ex)
{
_logger.Error(ex.Message);
}
if (!string.IsNullOrEmpty(ipadress))
{
ls_ShareName = ls_ShareName.Replace(hostname, ipadress);
}
int retries = 5;
int cnt = 0;
bool returnValue = false;
string errorStr = string.Empty;
string outPath = string.Empty;
string notExistedPathPart = string.Empty;
//create struct data
structNetResource stNetRes = new structNetResource();
stNetRes.iScope = 2;
stNetRes.iType = RESOURCETYPE_DISK;
stNetRes.iDisplayType = 3;
stNetRes.iUsage = 1;
stNetRes.sRemoteName = ls_ShareName;
stNetRes.sLocalName = ls_Drive;
//prepare params
int iFlags = 0;
if (lf_SaveCredentials) { iFlags += CONNECT_CMD_SAVECRED; }
if (lf_Persistent) { iFlags += CONNECT_UPDATE_PROFILE; }
if (ls_PromptForCredentials) { iFlags += CONNECT_INTERACTIVE + CONNECT_PROMPT; }
if (psUsername == "") { psUsername = null; }
if (psPassword == "") { psPassword = null; }
//if force, unmap ready for new connection
if (lf_Force) { try { zUnMapDrive(true); } catch { } }
//call and return
while ((!returnValue) && (cnt < retries))
{
errorStr = string.Empty;
cnt++;
int res = WNetAddConnection2A(ref stNetRes, psPassword, psUsername, iFlags);
_logger.Info("Result from mapping:" + res);
if (res > (int)NetworkError.EROOR_SUCCESS)
{
if (res == (int)NetworkError.ERROR_BAD_NETPATH)
{
// possible reason non existed part of the path, try to remove a last folder name.
int lastIndex = ls_ShareName.LastIndexOf(@"\");
if (lastIndex > 2)
{
notExistedPathPart = ls_ShareName.Substring(lastIndex, ls_ShareName.Length - lastIndex) + notExistedPathPart;
ls_ShareName = ls_ShareName.Substring(0, lastIndex);
stNetRes.sRemoteName = ls_ShareName;
_logger.Warn("ERROR_BAD_NETPATH");
}
continue;
}
else if (res == (int)NetworkError.MULTIPLE_CONNECTIONS_TO_A_SERVER_OR_SHARED_RESOURCE_BY_THE_SAME_USER)
{
_logger.Warn("MULTIPLE_CONNECTIONS_TO_A_SERVER_OR_SHARED_RESOURCE_BY_THE_SAME_USER");
// Drive exist find it and just use it
foreach (DriveInfo drive in DriveInfo.GetDrives())
{
if (drive.GetType().ToString() == "Network" && GetUNCPath(drive.Name) == GetUNCPath(ls_ShareName))
{
outPath = string.Format(@"{0}:\{1}", ls_Drive, notExistedPathPart.TrimStart('\\'));
returnValue = true;
break;
}
}
}
//errorStr = "MapDrive error:" + res.ToString();
Thread.Sleep(1000);
}
else
{
_logger.Info("The path is mapped.");
outPath = string.Format(@"{0}:\{1}", ls_Drive, notExistedPathPart.TrimStart('\\'));
returnValue = true;
}
}
}
catch (Exception ex)
{
_logger.Error("Failed to map: " + ls_ShareName);
}
//if (res > 0) { throw new System.ComponentModel.Win32Exception(i); }
}
