/// <summary>
/// Obtain the JSch used to create new sessions.
/// </summary>
/// <param name="hc">host configuration</param>
/// <returns>the JSch instance to use.</returns>
protected JSch getJSch(OpenSshConfig.Host hc)
{
if (hc == null)
{
throw new System.ArgumentNullException("hc");
}
JSch def = getDefaultJSch();
FileInfo identityFile = hc.getIdentityFile();
if (identityFile == null)
{
return(def);
}
string identityKey = identityFile.FullName;
JSch jsch = _byIdentityFile[identityKey];
if (jsch == null)
{
jsch = new JSch();
jsch.setHostKeyRepository(def.getHostKeyRepository());
jsch.addIdentity(identityKey);
_byIdentityFile.Add(identityKey, jsch);
}
return(jsch);
}
protected virtual void ConnectSession(int tcpPort)
{
m_session = m_jsch.getSession(m_user, m_host, tcpPort);
if (Password != null)
{
if (m_userInfo == null)
{
m_userInfo = new DisconnectedKeyboardInteractiveUserInfo(Password);
}
else
{
throw new InvalidDataException("Cannot combine a predefined 'UserInfo' object with a predefined 'Password' value.");
}
}
m_session.setUserInfo(m_userInfo);
//determine how strict to be on host key issues.
Hashtable config = new Hashtable();
switch (m_checkType)
{
case HostKeyCheckType.AskUser:
config.Add("StrictHostKeyChecking", "ask");
break;
case HostKeyCheckType.ForceMatch:
config.Add("StrictHostKeyChecking", "yes");
break;
case HostKeyCheckType.NoCheck:
config.Add("StrictHostKeyChecking", "no");
break;
default:
throw new InvalidDataException("Unknown value provided for 'm_checkType' property");
}
m_session.setConfig(config);
if (m_hostKeyFileName != null)
{
m_jsch.getHostKeyRepository().setKnownHosts(m_hostKeyFileName);
}
m_session.connect();
}
protected JSch getJSch(OpenSshConfig.Host hc)
{
JSch def = getDefaultJSch();
FileInfo identityFile = hc.getIdentityFile();
if (identityFile == null)
{
return(def);
}
string identityKey = Path.GetFullPath(identityFile.ToString());
JSch jsch = byIdentityFile[identityKey];
if (jsch == null)
{
jsch = new JSch();
jsch.setHostKeyRepository(def.getHostKeyRepository());
jsch.addIdentity(identityKey);
byIdentityFile.Add(identityKey, jsch);
}
return(jsch);
}
//public virtual string SocketStream(string xmlRequestFilePath, string xmlResponseDestinationDirectory, Dictionary<string, string> config)
//{
// var url = config["onlineBatchUrl"];
// var port = int.Parse(config["onlineBatchPort"]);
// TcpClient tcpClient;
// SslStream sslStream;
// try
// {
// tcpClient = new TcpClient(url, port);
// sslStream = new SslStream(tcpClient.GetStream(), false, ValidateServerCertificate, null);
// }
// catch (SocketException e)
// {
// throw new CnpOnlineException("Error establishing a network connection", e);
// }
// try
// {
// sslStream.AuthenticateAsClient(url);
// }
// catch (AuthenticationException e)
// {
// tcpClient.Close();
// throw new CnpOnlineException("Error establishing a network connection - SSL Authencation failed", e);
// }
// if ("true".Equals(config["printxml"]))
// {
// Console.WriteLine("Using XML File: " + xmlRequestFilePath);
// }
// using (var readFileStream = new FileStream(xmlRequestFilePath, FileMode.Open))
// {
// var bytesRead = -1;
// do
// {
// var byteBuffer = new byte[1024 * sizeof(char)];
// bytesRead = readFileStream.Read(byteBuffer, 0, byteBuffer.Length);
// sslStream.Write(byteBuffer, 0, bytesRead);
// sslStream.Flush();
// } while (bytesRead != 0);
// }
// var batchName = Path.GetFileName(xmlRequestFilePath);
// var destinationDirectory = Path.GetDirectoryName(xmlResponseDestinationDirectory);
// if (!Directory.Exists(destinationDirectory))
// {
// if (destinationDirectory != null) Directory.CreateDirectory(destinationDirectory);
// }
// if ("true".Equals(config["printxml"]))
// {
// Console.WriteLine("Writing to XML File: " + xmlResponseDestinationDirectory + batchName);
// }
// using (var writeFileStream = new FileStream(xmlResponseDestinationDirectory + batchName, FileMode.Create))
// {
// int bytesRead;
// do
// {
// var byteBuffer = new byte[1024 * sizeof(char)];
// bytesRead = sslStream.Read(byteBuffer, 0, byteBuffer.Length);
// writeFileStream.Write(byteBuffer, 0, bytesRead);
// } while (bytesRead > 0);
// }
// tcpClient.Close();
// sslStream.Close();
// return xmlResponseDestinationDirectory + batchName;
//}
public virtual void FtpDropOff(string fileDirectory, string fileName, Dictionary <string, string> config)
{
ChannelSftp channelSftp;
var url = config["sftpUrl"];
var username = config["sftpUsername"];
var password = config["sftpPassword"];
var knownHostsFile = config["knownHostsFile"];
var filePath = Path.Combine(fileDirectory, fileName);
var printxml = config["printxml"] == "true";
if (printxml)
{
Console.WriteLine("Sftp Url: " + url);
Console.WriteLine("Username: "******"Password: "******"Known hosts file path: " + knownHostsFile);
}
var jsch = new JSch();
if (printxml)
{
// grab the contents fo the knownhosts file and print
var hostFile = File.ReadAllText(knownHostsFile);
Console.WriteLine("known host contents: " + hostFile);
}
jsch.setKnownHosts(knownHostsFile);
// setup for diagnostic
// Get the KnownHosts repository from JSchs
var hkr = jsch.getHostKeyRepository();
var hks = hkr.getHostKey();
HostKey hk;
if (printxml)
{
// Print all knownhosts and keys
if (hks != null)
{
Console.WriteLine();
Console.WriteLine("Host keys in " + hkr.getKnownHostsRepositoryID() + ":");
foreach (var t in hks)
{
hk = t;
Console.WriteLine("local HostKey host: <" + hk.getHost() + "> type: <" + hk.getType() + "> fingerprint: <" + hk.getFingerPrint(jsch) + ">");
}
Console.WriteLine("");
}
}
var session = jsch.getSession(username, url);
session.setPassword(password);
try
{
session.connect();
// more diagnostic code for troubleshooting sFTP connection errors
if (printxml)
{
// Print the host key info of the connected server:
hk = session.getHostKey();
Console.WriteLine("remote HostKey host: <" + hk.getHost() + "> type: <" + hk.getType() + "> fingerprint: <" + hk.getFingerPrint(jsch) + ">");
}
var channel = session.openChannel("sftp");
channel.connect();
channelSftp = (ChannelSftp)channel;
}
catch (SftpException e)
{
throw new CnpOnlineException("Error occured while establishing an SFTP connection", e);
}
catch (JSchException e)
{
throw new CnpOnlineException("Error occured while attempting to establish an SFTP connection", e);
}
try
{
if (printxml)
{
Console.WriteLine("Dropping off local file " + filePath + " to inbound/" + fileName + ".prg");
}
channelSftp.put(filePath, "inbound/" + fileName + ".prg", ChannelSftp.OVERWRITE);
if (printxml)
{
Console.WriteLine("File copied - renaming from inbound/" + fileName + ".prg to inbound/" + fileName + ".asc");
}
channelSftp.rename("inbound/" + fileName + ".prg", "inbound/" + fileName + ".asc");
}
catch (SftpException e)
{
throw new CnpOnlineException("Error occured while attempting to upload and save the file to SFTP", e);
}
channelSftp.quit();
session.disconnect();
}
public static void RunExample(String[] arg)
{
try
{
//Get the "known hosts" filename from the user
Console.WriteLine("Please select your 'known_hosts' from the poup window...");
String file = InputForm.GetFileFromUser("Choose your known_hosts(ex. ~/.ssh/known_hosts)");
Console.WriteLine("You chose " + file + ".");
//Create a new JSch instance
JSch jsch = new JSch();
//Set the known hosts file
var hkr = jsch.getHostKeyRepository();
hkr.setKnownHosts(file);
// Get the KnownHosts repository from JSchs
// HostKeyRepository hkr=jsch.getHostKeyRepository();
//Print all known hosts and keys
HostKey[] hks = hkr.getHostKey();
HostKey hk;
if (hks != null)
{
Console.WriteLine();
Console.WriteLine("Host keys in " + hkr.getKnownHostsRepositoryID() + ":");
for (int i = 0; i < hks.Length; i++)
{
hk = hks[i];
Console.WriteLine(hk.getHost() + " " +
hk.getType() + " " +
hk.getFingerPrint(jsch));
}
Console.WriteLine("");
}
//Now connect to the remote server...
//Prompt for username and server host
Console.WriteLine("Please enter the user and host info at the popup window...");
String host = InputForm.GetUserInput
("Enter username@hostname",
Environment.UserName + "@localhost");
String user = host.Substring(0, host.IndexOf('@'));
host = host.Substring(host.IndexOf('@') + 1);
//Create a new SSH session
Session session = jsch.getSession(user, host, 22);
// username and password will be given via UserInfo interface.
UserInfo ui = new MyUserInfo();
session.setUserInfo(ui);
//Connect to remote SSH server
session.connect();
//Print the host key info
//of the connected server:
hk = session.getHostKey();
Console.WriteLine("HostKey: " +
hk.getHost() + " " +
hk.getType() + " " +
hk.getFingerPrint(jsch));
//Open a new Shell channel on the SSH session
Channel channel = session.openChannel("shell");
//Redirect standard I/O to the SSH channel
channel.setInputStream(Console.OpenStandardInput());
channel.setOutputStream(Console.OpenStandardOutput());
//Connect the channel
channel.connect();
Console.WriteLine("-- Shell channel is connected using the {0} cipher",
session.getCipher());
//Wait till channel is closed
while (!channel.isClosed())
{
System.Threading.Thread.Sleep(500);
}
//Disconnect from remote server
channel.disconnect();
session.disconnect();
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
public static void Main(String[] arg)
{
try
{
//Get the "known hosts" filename from the user
Console.WriteLine("Please select your 'known_hosts' from the poup window...");
String file = InputForm.GetFileFromUser("Choose your known_hosts(ex. ~/.ssh/known_hosts)");
Console.WriteLine("You chose "+file+".");
//Create a new JSch instance
JSch jsch=new JSch();
//Set the known hosts file
jsch.setKnownHosts(file);
//Get the KnownHosts repository from JSchs
HostKeyRepository hkr=jsch.getHostKeyRepository();
//Print all known hosts and keys
HostKey[] hks=hkr.getHostKey();
HostKey hk;
if(hks!=null)
{
Console.WriteLine();
Console.WriteLine("Host keys in "+hkr.getKnownHostsRepositoryID()+":");
for(int i=0; i<hks.Length; i++)
{
hk=hks[i];
Console.WriteLine(hk.getHost()+" "+
hk.getType()+" "+
hk.getFingerPrint(jsch));
}
Console.WriteLine("");
}
//Now connect to the remote server...
//Prompt for username and server host
Console.WriteLine("Please enter the user and host info at the popup window...");
String host = InputForm.GetUserInput
("Enter username@hostname",
Environment.UserName+"@localhost");
String user=host.Substring(0, host.IndexOf('@'));
host=host.Substring(host.IndexOf('@')+1);
//Create a new SSH session
Session session=jsch.getSession(user, host, 22);
// username and password will be given via UserInfo interface.
UserInfo ui=new MyUserInfo();
session.setUserInfo(ui);
//Connect to remote SSH server
session.connect();
//Print the host key info
//of the connected server:
hk=session.getHostKey();
Console.WriteLine("HostKey: "+
hk.getHost()+" "+
hk.getType()+" "+
hk.getFingerPrint(jsch));
//Open a new Shell channel on the SSH session
Channel channel=session.openChannel("shell");
//Redirect standard I/O to the SSH channel
channel.setInputStream(Console.OpenStandardInput());
channel.setOutputStream(Console.OpenStandardOutput());
//Connect the channel
channel.connect();
Console.WriteLine("-- Shell channel is connected using the {0} cipher",
session.getCipher());
//Wait till channel is closed
while(!channel.isClosed())
{
System.Threading.Thread.Sleep(500);
}
//Disconnect from remote server
channel.disconnect();
session.disconnect();
}
catch(Exception e)
{
Console.WriteLine(e);
}
}
public static void RunExample(String[] arg)
{
try
{
JSch jsch=new JSch();
OpenFileDialog chooser = new OpenFileDialog();
chooser.Title = "Choose your known_hosts(ex. ~/.ssh/known_hosts)";
//chooser.setFileHidingEnabled(false);
DialogResult returnVal = chooser.ShowDialog();
if(returnVal == DialogResult.OK)
{
Console.WriteLine("You chose "+
chooser.FileName+".");
jsch.setKnownHosts(chooser.FileName);
}
else
{
Console.WriteLine("Error getting host file...");
return;
}
HostKeyRepository hkr=jsch.getHostKeyRepository();
HostKey[] hks=hkr.getHostKey();
if(hks!=null)
{
Console.WriteLine("Host keys in "+hkr.getKnownHostsRepositoryID());
for(int i=0; i<hks.Length; i++)
{
HostKey hk=hks[i];
Console.WriteLine(hk.getHost()+" "+
hk.getType()+" "+
hk.getFingerPrint(jsch));
}
Console.WriteLine("");
}
InputForm inForm = new InputForm();
inForm.Text = "Enter username@hostname";
inForm.textBox1.Text = Environment.UserName+"@localhost";
if (inForm.PromptForInput())
{
String host = inForm.textBox1.Text;
String user=host.Substring(0, host.IndexOf('@'));
host=host.Substring(host.IndexOf('@')+1);
Session session=jsch.getSession(user, host, 22);
// username and password will be given via UserInfo interface.
UserInfo ui=new MyUserInfo();
session.setUserInfo(ui);
session.connect();
HostKey hk=session.getHostKey();
Console.WriteLine("HostKey: "+
hk.getHost()+" "+
hk.getType()+" "+
hk.getFingerPrint(jsch));
Channel channel=session.openChannel("shell");
channel.setInputStream(Console.OpenStandardInput());
channel.setOutputStream(Console.OpenStandardOutput());
channel.connect();
}
inForm.Close();
}
catch(Exception e)
{
Console.WriteLine(e);
}
}
