public override Session getSession(string user, string pass, string host, int port)
        {
            OpenSshConfig.Host hc = getConfig().lookup(host);
            host = hc.getHostName();
            if (port <= 0)
                port = hc.getPort();
            if (user == null)
                user = hc.getUser();

            Session session = createSession(hc, user, host, port);
            if (pass != null)
                session.setPassword(pass);
            string strictHostKeyCheckingPolicy = hc.getStrictHostKeyChecking();
            if (strictHostKeyCheckingPolicy != null)
            {
                var ht = new Hashtable();
                ht.put("StrictHostKeyChecking", strictHostKeyCheckingPolicy);
                session.setConfig(ht);
            }
            string pauth = hc.getPreferredAuthentications();
            if (pauth != null)
            {
                var ht = new Hashtable();
                ht.put("PreferredAuthentications", pauth);
                session.setConfig(ht);
            }
            configure(hc, session);
            return session;
        }
		public void setConfig(Hashtable foo)
		{
			if(config==null) config=new Hashtable();
			for(Enumeration e=foo.keys() ; e.hasMoreElements() ;) 
			{
				object key=e.nextElement();
				config.put(key, (foo.get(key)));
			}
		}
Example #3
0
        /// <summary>
        /// Initiates a new SCP response on sourceforge.net for downloading a file.
        /// </summary>
        /// <param name="uri">URI to download (includes username and password)</param>
        /// <param name="timeout">Timeout for this session</param>
        public ScpWebResponse(Uri uri, int timeout)
        {
            JSch jsch = new JSch();

            string[] userPass = uri.UserInfo.Split(':');
            if (userPass.Length != 2)
            {
                throw new WebException("Username and password information for sourceforge.net incomplete");
            }

            session = jsch.getSession(userPass[0], "frs.sourceforge.net", 22);

            // username and password will be given via UserInfo interface.
            //UserInfo ui = new UserInfo();
            //session.setUserInfo(ui);
            session.setPassword(userPass[1]);
            Hashtable hastable = new Hashtable();
            hastable.put("StrictHostKeyChecking", "no");
            session.setConfig(hastable);

            if (DbManager.Proxy != null)
            {
                session.setProxy(new ProxyHTTP(DbManager.Proxy.Address.Host, DbManager.Proxy.Address.Port));
            }

            try
            {
                session.connect(timeout);
            }
            catch (JSchException e)
            {
                if (e.Message == "Auth fail")
                {
                    throw new WebException("Invalid username or password for sourceforge");
                }
                throw;
            }

            // exec 'scp -f rfile' remotely
            string sfPath = GetSourceforgePath(uri.LocalPath);

            // Determine file modified date
            ChannelSftp channelSftp = (ChannelSftp)session.openChannel("sftp");
            channelSftp.connect();
            try
            {
                SftpATTRS attrs = channelSftp.lstat(sfPath);
                this.lastModified = RpcApplication.UnixToDotNet(attrs.getMTime());
            }
            catch (SftpException)
            {
                throw new WebException("The file \"" + sfPath + "\" could not be found.");
            }
            finally
            {
                channelSftp.disconnect();
            }

            String command = "scp -f " + sfPath.Replace(" ", "\\ ");
            Channel channel = session.openChannel("exec");
            ((ChannelExec)channel).setCommand(command);

            // get I/O streams for remote scp
            Stream outs = channel.getOutputStream();
            Stream ins = channel.getInputStream();

            channel.connect();

            byte[] buf = new byte[1024];

            // send '\0'
            buf[0] = 0; outs.Write(buf, 0, 1); outs.Flush();


            int c = checkAck(ins);
            if (c != 'C')
            {
                return;
            }

            // read '0644 '
            ins.Read(buf, 0, 5);

            while (true)
            {
                ins.Read(buf, 0, 1);
                if (buf[0] == ' ') break;
                this.contentLength = this.contentLength * 10 + (buf[0] - '0');
            }

            String file = null;
            for (int i = 0; ; i++)
            {
                ins.Read(buf, i, 1);
                if (buf[i] == (byte)0x0a)
                {
                    file = Util.getString(buf, 0, i);
                    break;
                }
            }

            this.responseUri = new Uri("scp://" + session.getHost() + sfPath);
            // send '\0'
            buf[0] = 0; outs.Write(buf, 0, 1); outs.Flush();

            this.responseStream = ins;
        }