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public setKnownHosts ( |
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| foo | ||
| return | void | |
private static void knownHosts(JSch sch)
{
DirectoryInfo home = FS.userHome();
if (home == null)
return;
var known_hosts = new FileInfo(Path.Combine(home.ToString(), ".ssh/known_hosts"));
try
{
using (var s = new StreamReader(known_hosts.FullName))
{
sch.setKnownHosts(s);
}
}
catch (FileNotFoundException)
{
// Oh well. They don't have a known hosts in home.
}
catch (IOException)
{
// Oh well. They don't have a known hosts in home.
}
}
public virtual void FtpPoll(string fileName, int timeout, Dictionary<string, string> config)
{
fileName = fileName + ".asc";
var printxml = config["printxml"] == "true";
if (printxml)
{
Console.WriteLine("Polling for outbound result file. Timeout set to " + timeout + "ms. File to wait for is " + fileName);
}
ChannelSftp channelSftp;
var url = config["sftpUrl"];
var username = config["sftpUsername"];
var password = config["sftpPassword"];
var knownHostsFile = config["knownHostsFile"];
var jsch = new JSch();
jsch.setKnownHosts(knownHostsFile);
var session = jsch.getSession(username, url);
session.setPassword(password);
try
{
session.connect();
var channel = session.openChannel("sftp");
channel.connect();
channelSftp = (ChannelSftp)channel;
}
catch (SftpException e)
{
throw new LitleOnlineException("Error occured while attempting to establish an SFTP connection", e);
}
//check if file exists
SftpATTRS sftpAttrs = null;
var stopWatch = new Stopwatch();
stopWatch.Start();
do
{
if (printxml)
{
Console.WriteLine("Elapsed time is " + stopWatch.Elapsed.TotalMilliseconds);
}
try
{
sftpAttrs = channelSftp.lstat("outbound/" + fileName);
if (printxml)
{
Console.WriteLine("Attrs of file are: " + sftpAttrs);
}
}
catch (SftpException e)
{
if (printxml)
{
Console.WriteLine(e.message);
}
System.Threading.Thread.Sleep(30000);
}
} while (sftpAttrs == null && stopWatch.Elapsed.TotalMilliseconds <= timeout);
}
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 = 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 LitleOnlineException("Error occured while attempting to establish an SFTP connection", e);
}
catch (JSchException e)
{
throw new LitleOnlineException("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 LitleOnlineException("Error occured while attempting to upload and save the file to SFTP", e);
}
channelSftp.quit();
session.disconnect();
}
private static void knownHosts(JSch sch)
{
DirectoryInfo home = FS.userHome();
if (home == null)
return;
FileInfo known_hosts = new FileInfo(Path.Combine(home.ToString(), ".ssh/known_hosts"));
try
{
FileStream s = new FileStream(known_hosts.ToString(), System.IO.FileMode.Open, FileAccess.Read);
try
{
sch.setKnownHosts(new StreamReader(s));
}
finally
{
s.Close();
}
}
catch (FileNotFoundException)
{
}
catch (IOException)
{
}
}
public virtual void FtpPickUp(string destinationFilePath, Dictionary<string, string> config, string fileName)
{
ChannelSftp channelSftp;
var printxml = config["printxml"] == "true";
var url = config["sftpUrl"];
var username = config["sftpUsername"];
var password = config["sftpPassword"];
var knownHostsFile = config["knownHostsFile"];
var jsch = new JSch();
jsch.setKnownHosts(knownHostsFile);
var session = jsch.getSession(username, url);
session.setPassword(password);
try
{
session.connect();
var channel = session.openChannel("sftp");
channel.connect();
channelSftp = (ChannelSftp)channel;
}
catch (SftpException e)
{
throw new LitleOnlineException("Error occured while attempting to establish an SFTP connection", e);
}
try
{
if (printxml)
{
Console.WriteLine("Picking up remote file outbound/" + fileName + ".asc");
Console.WriteLine("Putting it at " + destinationFilePath);
}
channelSftp.get("outbound/" + fileName + ".asc", destinationFilePath);
if (printxml)
{
Console.WriteLine("Removing remote file output/" + fileName + ".asc");
}
channelSftp.rm("outbound/" + fileName + ".asc");
}
catch (SftpException e)
{
throw new LitleOnlineException("Error occured while attempting to retrieve and save the file from 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
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.Message);
}
}
public virtual void FtpDropOff(string fileDirectory, string fileName, Dictionary<String, String> config)
{
ChannelSftp channelSftp = null;
Channel channel;
string url = config["sftpUrl"];
string username = config["sftpUsername"];
string password = config["sftpPassword"];
string knownHostsFile = config["knownHostsFile"];
string filePath = fileDirectory + fileName;
JSch jsch = new JSch();
jsch.setKnownHosts(knownHostsFile);
Session session = jsch.getSession(username, url);
session.setPassword(password);
try
{
session.connect();
channel = session.openChannel("sftp");
channel.connect();
channelSftp = (ChannelSftp)channel;
}
catch (SftpException e)
{
if (e.message != null)
{
throw new LitleOnlineException(e.message);
}
else
{
throw new LitleOnlineException("Error occured while attempting to establish an SFTP connection");
}
}
catch (JSchException e)
{
if (e.Message != null)
{
throw new LitleOnlineException(e.Message);
}
else
{
throw new LitleOnlineException("Error occured while attempting to establish an SFTP connection");
}
}
try
{
channelSftp.put(filePath, "inbound/" + fileName, ChannelSftp.OVERWRITE);
channelSftp.rename("inbound/" + fileName, "inbound/" + fileName + ".asc");
}
catch (SftpException e)
{
if (e.message != null)
{
throw new LitleOnlineException(e.message);
}
else
{
throw new LitleOnlineException("Error occured while attempting to upload and save the file to SFTP");
}
}
channelSftp.quit();
session.disconnect();
}
public virtual void FtpPoll(string fileName, int timeout, Dictionary<string, string> config)
{
ChannelSftp channelSftp = null;
Channel channel;
string url = config["sftpUrl"];
string username = config["sftpUsername"];
string password = config["sftpPassword"];
string knownHostsFile = config["knownHostsFile"];
JSch jsch = new JSch();
jsch.setKnownHosts(knownHostsFile);
Session session = jsch.getSession(username, url);
session.setPassword(password);
try
{
session.connect();
channel = session.openChannel("sftp");
channel.connect();
channelSftp = (ChannelSftp)channel;
}
catch (SftpException e)
{
if (e.message != null)
{
throw new LitleOnlineException(e.message);
}
else
{
throw new LitleOnlineException("Error occured while attempting to establish an SFTP connection");
}
}
//check if file exists
SftpATTRS sftpATTRS = null;
Stopwatch stopWatch = new Stopwatch();
stopWatch.Start();
do
{
try
{
sftpATTRS = channelSftp.lstat("outbound/" + fileName);
}
catch
{
}
} while (sftpATTRS == null && stopWatch.Elapsed.TotalMilliseconds <= timeout);
}
public virtual void FtpPickUp(string destinationFilePath, Dictionary<String, String> config, string fileName)
{
ChannelSftp channelSftp = null;
Channel channel;
string url = config["sftpUrl"];
string username = config["sftpUsername"];
string password = config["sftpPassword"];
string knownHostsFile = config["knownHostsFile"];
JSch jsch = new JSch();
jsch.setKnownHosts(knownHostsFile);
Session session = jsch.getSession(username, url);
session.setPassword(password);
try
{
session.connect();
channel = session.openChannel("sftp");
channel.connect();
channelSftp = (ChannelSftp)channel;
}
catch (SftpException e)
{
if (e.message != null)
{
throw new LitleOnlineException(e.message);
}
else
{
throw new LitleOnlineException("Error occured while attempting to establish an SFTP connection");
}
}
try
{
channelSftp.get("outbound/" + fileName + ".asc", destinationFilePath);
channelSftp.rm("outbound/" + fileName + ".asc");
}
catch (SftpException e)
{
if (e.message != null)
{
throw new LitleOnlineException(e.message);
}
else
{
throw new LitleOnlineException("Error occured while attempting to retrieve and save the file from SFTP");
}
}
channelSftp.quit();
session.disconnect();
}
public virtual void FtpDropOff(string fileDirectory, string fileName, Dictionary<String, String> config)
{
ChannelSftp channelSftp = null;
Channel channel;
string url = config["sftpUrl"];
string username = config["sftpUsername"];
string password = config["sftpPassword"];
string knownHostsFile = config["knownHostsFile"];
string filePath = fileDirectory + fileName;
bool printxml = config["printxml"] == "true";
if (printxml)
{
Console.WriteLine("Sftp Url: " + url);
Console.WriteLine("Username: "******"Password: "******"Known hosts file path: " + knownHostsFile);
}
JSch jsch = new JSch();
jsch.setKnownHosts(knownHostsFile);
Session session = jsch.getSession(username, url);
session.setPassword(password);
try
{
session.connect();
channel = session.openChannel("sftp");
channel.connect();
channelSftp = (ChannelSftp)channel;
}
catch (SftpException e)
{
throw new LitleOnlineException("Error occured while attempting to establish an SFTP connection",e);
}
catch (JSchException e)
{
throw new LitleOnlineException("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 LitleOnlineException("Error occured while attempting to upload and save the file to SFTP", e);
}
channelSftp.quit();
session.disconnect();
}
