public async Task connect(String host, int port, String user, String local_path, String remote_path, String password)
{
SetLocalPath(local_path);
if (String.IsNullOrWhiteSpace(user))
{
MainWindow.ShowMessage("No user specified", "Missing Username");
return;
}
if (String.IsNullOrWhiteSpace(password))
{
var agent = new PageantProtocol();
var conn = new AgentConnectionInfo(host, port, user, agent);
client = new SftpClient(conn);
}
else
{
client = new SftpClient(host, port, user, password);
}
client.KeepAliveInterval = TimeSpan.FromSeconds(30);
client.ErrorOccurred += client_ErrorOccurred;
try {
client.Connect();
if (!String.IsNullOrWhiteSpace(remote_path))
{
client.ChangeDirectory(remote_path);
}
ConnChanged();
} catch (SocketException e) {
await disconnect();
MainWindow.ShowMessage("Unable to connect due to socket exception of: " + e.Message, "Connection Error");
} catch (SshAuthenticationException e) {
await disconnect();
MainWindow.ShowMessage("Unable to connect due to auth exception of: " + e.Message, "Connection Error");
} catch (SftpPathNotFoundException) {
await disconnect();
MainWindow.ShowMessage("Unable to switch to remote folder of: " + remote_path + " as it doesn't exist", "Connection Error");
}
}
private void SetupFilesystem()
{
Debug.WriteLine("SetupFilesystem {0},{1},{2},{3}", Host, Port, Username, ConnectionType.ToString());
ProxyTypes pt = ProxyTypes.None;
switch (ProxyType)
{
case 1: pt = ProxyTypes.Http; break;
case 2: pt = ProxyTypes.Socks4; break;
case 3: pt = ProxyTypes.Socks5; break;
}
int ProxyPort = 8080;
var Proxy = ProxyHost;
if (ProxyHost != null)
{
var s = ProxyHost.Split(':');
if (s.Length > 1)
{
Int32.TryParse(s[1], out ProxyPort);
Proxy = s[0];
}
}
ConnectionInfo info;
switch (ConnectionType)
{
case ConnectionType.Pageant:
var agent = new PageantProtocol();
if (pt == ProxyTypes.None)
{
info = new AgentConnectionInfo(Host, Port, Username, agent);
}
else if (ProxyUser.Length > 0)
{
info = new AgentConnectionInfo(Host, Port, Username, pt, Proxy, ProxyPort, ProxyUser, ProxyPass, agent);
}
else
{
info = new AgentConnectionInfo(Host, Port, Username, pt, Proxy, ProxyPort, agent);
}
break;
case ConnectionType.PrivateKey:
if (pt == ProxyTypes.None)
{
info = new PrivateKeyConnectionInfo(Host, Port, Username, new PrivateKeyFile(PrivateKey, Passphrase));
}
else if (ProxyUser.Length > 0)
{
info = new PrivateKeyConnectionInfo(Host, Port, Username, pt, Proxy, ProxyPort, ProxyUser, ProxyPass, new PrivateKeyFile(PrivateKey, Passphrase));
}
else
{
info = new PrivateKeyConnectionInfo(Host, Port, Username, pt, Proxy, ProxyPort, new PrivateKeyFile(PrivateKey, Passphrase));
}
break;
default:
if (pt == ProxyTypes.None)
{
info = new PasswordConnectionInfo(Host, Port, Username, Password);
}
else if (ProxyUser.Length > 0)
{
info = new PasswordConnectionInfo(Host, Username, Password, pt, Proxy, ProxyPort, ProxyUser, ProxyPass);
}
else
{
info = new PasswordConnectionInfo(Host, Port, Username, Password, pt, Proxy, ProxyPort);
}
break;
}
_connection = Settings.Default.UseNetworkDrive ? String.Format("\\\\{0}\\{1}\\{2}", info.Host, Root, info.Username) : Name;
_filesystem = new SftpFilesystem(info, Root, _connection, Settings.Default.UseOfflineAttribute, false, (int)Settings.Default.AttributeCacheTimeout, (int)Settings.Default.DirContentCacheTimeout);
Debug.WriteLine("Connecting...");
_filesystem.KeepAliveInterval = new TimeSpan(0, 0, 60);
_filesystem.Connect();
}
public override WebResponse GetResponse()
{
NetworkCredential cred = (m_cred as NetworkCredential);
string strUser = ((cred != null) ? cred.UserName : null);
string strPassword = ((cred != null) ? cred.Password : null);
BaseClient m_Client = null;
int l_port = m_uri.Port == -1 ? 22 : m_uri.Port;
Uri uriTo = null;
if (m_strMethod == KeePassLib.Serialization.IOConnection.WrmMoveFile)
{
uriTo = new Uri(m_whcHeaders.Get(
IOConnection.WrhMoveFileTo));
}
MemoryStream reqStream = null;
if (m_reqBody.Count > 0)
{
reqStream = new MemoryStream(m_reqBody.ToArray());
}
ConnectionInfo n_con_info;
if (File.Exists(m_props.Get("SSHKey")))
{
using (FileStream keyStream = new FileStream(m_props.Get("SSHKey"), FileMode.Open))
{
PrivateKeyFile v_keyauth;
if (strPassword == null)
{
v_keyauth = new PrivateKeyFile(keyStream);
}
else
{
v_keyauth = new PrivateKeyFile(keyStream, strPassword);
}
n_con_info = new PrivateKeyConnectionInfo(m_uri.Host, l_port, strUser, v_keyauth);
}
}
else if (!String.IsNullOrWhiteSpace(m_props.Get("SSHKey")))
{
string keyString = m_props.Get("SSHKey").Replace("\\n", "\n");
using (MemoryStream keyStream = new MemoryStream(Encoding.ASCII.GetBytes(keyString)))
{
PrivateKeyFile v_keyauth;
if (strPassword == null)
{
v_keyauth = new PrivateKeyFile(keyStream);
}
else
{
v_keyauth = new PrivateKeyFile(keyStream, strPassword);
}
n_con_info = new PrivateKeyConnectionInfo(m_uri.Host, l_port, strUser, v_keyauth);
}
}
else if (String.IsNullOrWhiteSpace(m_props.Get("SSHKey")) &&
String.IsNullOrWhiteSpace(strPassword))
{
// No password, no keyfile, try pageant
PageantProtocol agent = new PageantProtocol();
n_con_info = new AgentConnectionInfo(m_uri.Host, l_port, strUser, agent);
}
else
{
KeyboardInteractiveAuthenticationMethod v_kauth = new KeyboardInteractiveAuthenticationMethod(strUser);
v_kauth.AuthenticationPrompt += SftpWebRequest_AuthenticationPrompt;
PasswordAuthenticationMethod v_pauth = new PasswordAuthenticationMethod(strUser, strPassword);
n_con_info = new ConnectionInfo(m_uri.Host, l_port, strUser, v_pauth, v_kauth);
}
m_Client = new SftpClient(n_con_info);
//Set timeout to reasonable setting of 30 seconds for default.
int connectionTimeout = 30000;
if (m_props.Get("SSHTimeout") != null)
{
int.TryParse(m_props.Get("SSHTimeout"), out connectionTimeout);
}
m_Client.ConnectionInfo.Timeout = new TimeSpan(0, 0, 0, 0, connectionTimeout);
if (m_props.Get("HostKey") != null)
{
string[] v_ssh_dss_parts = m_props.Get("HostKey").Split(':');
if (v_ssh_dss_parts.Length != 16)
{
throw new Exception("Input incorrect host fingerprint. Check it. Must look like: 12:34:56:78:90:ab:cd:ef:12:34:56:78:90:ab:cd:ef");
}
List <byte> v_ssh_dss_parts_b = new List <byte>();
foreach (string str in v_ssh_dss_parts)
{
try
{
v_ssh_dss_parts_b.Add(byte.Parse(str, System.Globalization.NumberStyles.AllowHexSpecifier));
}
catch (Exception)
{
throw new Exception("Input incorrect host fingerprint. Check it. Must look like: 12:34:56:78:90:ab:cd:ef:12:34:56:78:90:ab:cd:ef");
}
}
m_fingerprint = v_ssh_dss_parts_b.ToArray();
m_Client.HostKeyReceived += M_Client_HostKeyReceived;
}
return(new SftpWebResponse(m_Client, m_strMethod, m_uri, uriTo, reqStream));
}
