internal SftpLogFileInfoChilkat(SftpFileSystem sftFileSystem, Uri fileUri, ILogExpertLogger logger)
{
_logger = logger;
_sftFileSystem = sftFileSystem;
Uri = fileUri;
_remoteFileName = Uri.PathAndQuery;
// Any string automatically begins a fully-functional 30-day trial.
bool success;
success = _sftp.UnlockComponent("PUT_SERIAL_HERE");
if (success != true)
{
_logger.LogError(_sftp.LastErrorText);
MessageBox.Show(_sftp.LastErrorText);
return;
}
int port = Uri.Port != -1 ? Uri.Port : 22;
success = _sftp.Connect(Uri.Host, port);
if (success != true)
{
_logger.LogError(_sftp.LastErrorText);
MessageBox.Show(_sftp.LastErrorText);
return;
}
success = false;
bool cancelled = false;
if (_sftFileSystem.ConfigData.UseKeyfile)
{
lock (_sshKeyMonitor) // prevent multiple password dialogs when opening multiple files at once
{
while (_sftFileSystem.SshKey == null)
{
// Load key from file, possibly encrypted by password
SshKey sshKey = new SshKey();
string keyText = sshKey.LoadText(_sftFileSystem.ConfigData.KeyFile);
PrivateKeyPasswordDialog dlg = new PrivateKeyPasswordDialog();
DialogResult dialogResult = dlg.ShowDialog();
if (dialogResult == DialogResult.Cancel)
{
cancelled = true;
break;
}
sshKey.Password = dlg.Password;
if (_sftFileSystem.ConfigData.KeyType == KeyType.Ssh)
{
logger.Info("Loading SSH key from " + _sftFileSystem.ConfigData.KeyFile);
success = sshKey.FromOpenSshPrivateKey(keyText);
}
else
{
logger.Info("Loading Putty key from " + _sftFileSystem.ConfigData.KeyFile);
success = sshKey.FromPuttyPrivateKey(keyText);
}
if (!success)
{
MessageBox.Show("Loading key file failed");
}
else
{
_sftFileSystem.SshKey = sshKey;
}
}
}
if (!cancelled)
{
success = false;
Credentials credentials = _sftFileSystem.GetCredentials(Uri, true, true);
while (!success)
{
success = _sftp.AuthenticatePk(credentials.UserName, _sftFileSystem.SshKey);
if (!success)
{
FailedKeyDialog dlg = new FailedKeyDialog();
DialogResult res = dlg.ShowDialog();
dlg.Dispose();
if (res == DialogResult.Cancel)
{
return;
}
if (res == DialogResult.OK)
{
break; // go to user/pw auth
}
// retries with disabled cache
credentials = _sftFileSystem.GetCredentials(Uri, false, true);
}
}
}
}
if (!success)
{
// username/password auth
Credentials credentials = _sftFileSystem.GetCredentials(Uri, true, false);
success = _sftp.AuthenticatePw(credentials.UserName, credentials.Password);
if (success != true)
{
// first fail -> try again with disabled cache
credentials = _sftFileSystem.GetCredentials(Uri, false, false);
success = _sftp.AuthenticatePw(credentials.UserName, credentials.Password);
if (success != true)
{
// 2nd fail -> abort
MessageBox.Show("Authentication failed!");
//MessageBox.Show(sftp.LastErrorText);
return;
}
}
}
success = _sftp.InitializeSftp();
if (success != true)
{
_logger.LogError(_sftp.LastErrorText);
MessageBox.Show(_sftp.LastErrorText);
return;
}
OriginalLength = _lastLength = Length;
}