Package com.trilead.ssh2.packets

Examples of com.trilead.ssh2.packets.TypesWriter

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  public SFTPv3FileHandle openFile(String fileName, int flags, SFTPv3FileAttributes attr) throws IOException
  {
    int req_id = generateNextRequestID();

    TypesWriter tw = new TypesWriter();
    tw.writeString(fileName, charsetName);
    tw.writeUINT32(flags);
    tw.writeBytes(createAttrs(attr));

    log.debug("Sending SSH_FXP_OPEN...");
    sendMessage(Packet.SSH_FXP_OPEN, req_id, tw.getBytes());

    byte[] resp = receiveMessage(34000);

    TypesReader tr = new TypesReader(resp);
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    byte[] buffer;
  }

  private void sendReadRequest(int id, SFTPv3FileHandle handle, long offset, int len) throws IOException
  {
    TypesWriter tw = new TypesWriter();
    tw.writeString(handle.fileHandle, 0, handle.fileHandle.length);
    tw.writeUINT64(offset);
    tw.writeUINT32(len);

    log.debug("Sending SSH_FXP_READ (" + id + ") " + offset + "/" + len);
    sendMessage(Packet.SSH_FXP_READ, id, tw.getBytes());
  }
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    // Send the next write request
    OutstandingStatusRequest req = new OutstandingStatusRequest();
    req.req_id = generateNextRequestID();

    TypesWriter tw = new TypesWriter();
    tw.writeString(handle.fileHandle, 0, handle.fileHandle.length);
    tw.writeUINT64(fileOffset);
    tw.writeString(src, srcoff, len);

    log.debug("Sending SSH_FXP_WRITE...");
    sendMessage(Packet.SSH_FXP_WRITE, req.req_id, tw.getBytes());

    pendingStatusQueue.put(req.req_id, req);

    // Only read next status if parallelism reached
    while (pendingStatusQueue.size() >= parallelism)
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      {
        DSAPrivateKey pk = (DSAPrivateKey) key;

        byte[] pk_enc = DSASHA1Verify.encodeSSHDSAPublicKey(pk.getPublicKey());

        TypesWriter tw = new TypesWriter();

        byte[] H = tm.getSessionIdentifier();

        tw.writeString(H, 0, H.length);
        tw.writeByte(Packets.SSH_MSG_USERAUTH_REQUEST);
        tw.writeString(user);
        tw.writeString("ssh-connection");
        tw.writeString("publickey");
        tw.writeBoolean(true);
        tw.writeString("ssh-dss");
        tw.writeString(pk_enc, 0, pk_enc.length);

        byte[] msg = tw.getBytes();

        DSASignature ds = DSASHA1Verify.generateSignature(msg, pk, rnd);

        byte[] ds_enc = DSASHA1Verify.encodeSSHDSASignature(ds);

        PacketUserauthRequestPublicKey ua = new PacketUserauthRequestPublicKey("ssh-connection", user,
            "ssh-dss", pk_enc, ds_enc);
        tm.sendMessage(ua.getPayload());
      }
      else if (key instanceof RSAPrivateKey)
      {
        RSAPrivateKey pk = (RSAPrivateKey) key;

        byte[] pk_enc = RSASHA1Verify.encodeSSHRSAPublicKey(pk.getPublicKey());

        TypesWriter tw = new TypesWriter();
        {
          byte[] H = tm.getSessionIdentifier();

          tw.writeString(H, 0, H.length);
          tw.writeByte(Packets.SSH_MSG_USERAUTH_REQUEST);
          tw.writeString(user);
          tw.writeString("ssh-connection");
          tw.writeString("publickey");
          tw.writeBoolean(true);
          tw.writeString("ssh-rsa");
          tw.writeString(pk_enc, 0, pk_enc.length);
        }

        byte[] msg = tw.getBytes();

        RSASignature ds = RSASHA1Verify.generateSignature(msg, pk);

        byte[] rsa_sig_enc = RSASHA1Verify.encodeSSHRSASignature(ds);
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   */
  protected Connection getBaseAuthentication() throws Exception {

    try { // to connect and authenticate
      boolean isAuthenticated = false;
      this.setSshConnection(new Connection(this.host, this.port));

      if (proxyHost != null && this.proxyHost.length() > 0) {
        if (this.proxyUser != null && this.proxyUser.length() > 0) {
          this.getSshConnection().setProxyData(new HTTPProxyData(this.proxyHost, this.proxyPort));
        }
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      boolean isAuthenticated = false;
      this.setSshConnection(new Connection(this.host, this.port));

      if (proxyHost != null && this.proxyHost.length() > 0) {
        if (this.proxyUser != null && this.proxyUser.length() > 0) {
          this.getSshConnection().setProxyData(new HTTPProxyData(this.proxyHost, this.proxyPort));
        }
        else {
          this.getSshConnection().setProxyData(
              new HTTPProxyData(this.proxyHost, this.proxyPort, this.proxyUser, SOSCommandline.getExternalPassword(this.proxyPassword, logger)));
        }
      }

      this.getSshConnection().connect();
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  }

  public File transferCommandScript(File commandFile, boolean isWindows) throws Exception {
    try {
      SFTPv3Client sftpClient = new SFTPv3Client(this.getSshConnection());
      SFTPv3FileAttributes attr = new SFTPv3FileAttributes();
      attr.permissions = new Integer(0700);

      boolean exists = true;
      // check if File already exists
      while (exists) {
        try {
          SFTPv3FileAttributes attribs = sftpClient.stat(commandFile.getName());
        }
        catch (SFTPException e) {
          getLogger().debug9("Error code when checking file existence: " + e.getServerErrorCode());
          exists = false;
        }
        if (exists) {
          getLogger().debug1("file with that name already exists, trying new name...");
          String suffix = (isWindows ? ".cmd" : ".sh");
          File resultFile = File.createTempFile("sos", suffix);
          resultFile.delete();
          commandFile.renameTo(resultFile);
          commandFile = resultFile;
        }
      }

      // set execute permissions for owner
      SFTPv3FileHandle fileHandle = sftpClient.createFileTruncate(commandFile.getName(), attr);

      FileInputStream fis = null;
      long offset = 0;
      try {
        fis = new FileInputStream(commandFile);
        byte[] buffer = new byte[1024];
        while (true) {
          int len = fis.read(buffer, 0, buffer.length);
          if (len <= 0)
            break;
          sftpClient.write(fileHandle, offset, buffer, 0, len);
          offset += len;
        }
        fis.close();
        fis = null;

      }
      catch (Exception e) {
        throw new Exception("error occurred writing file [" + commandFile.getName() + "]: " + e.getMessage());
      }
      finally {
        if (fis != null)
          try {
            fis.close();
            fis = null;
          }
          catch (Exception ex) {
          } // gracefully ignore this error
      }
      sftpClient.closeFile(fileHandle);

      fileHandle = null;
      sftpClient.close();
      return commandFile;
    }
    catch (Exception e) {
      throw new Exception("Error transferring command script: " + e, e);
    }
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    }
  }

  private void deleteCommandScript(String commandFile) throws Exception {
    try {
      SFTPv3Client sftpClient = new SFTPv3Client(this.getSshConnection());
      sftpClient.rm(commandFile);
      sftpClient.close();
    }
    catch (Exception e) {
      getLogger().warn("Failed to delete remote command script: " + e);
    }
  }
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  }

  public File transferCommandScript(File commandFile, boolean isWindows) throws Exception {
    try {
      SFTPv3Client sftpClient = new SFTPv3Client(this.getSshConnection());
      SFTPv3FileAttributes attr = new SFTPv3FileAttributes();
      attr.permissions = new Integer(0700);

      boolean exists = true;
      // check if File already exists
      while (exists) {
        try {
          SFTPv3FileAttributes attribs = sftpClient.stat(commandFile.getName());
        }
        catch (SFTPException e) {
          getLogger().debug9("Error code when checking file existence: " + e.getServerErrorCode());
          exists = false;
        }
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      {
        DSAPrivateKey pk = (DSAPrivateKey) key;

        byte[] pk_enc = DSASHA1Verify.encodeSSHDSAPublicKey(pk.getPublicKey());

        TypesWriter tw = new TypesWriter();

        byte[] H = tm.getSessionIdentifier();

        tw.writeString(H, 0, H.length);
        tw.writeByte(Packets.SSH_MSG_USERAUTH_REQUEST);
        tw.writeString(user);
        tw.writeString("ssh-connection");
        tw.writeString("publickey");
        tw.writeBoolean(true);
        tw.writeString("ssh-dss");
        tw.writeString(pk_enc, 0, pk_enc.length);

        byte[] msg = tw.getBytes();

        DSASignature ds = DSASHA1Verify.generateSignature(msg, pk, rnd);

        byte[] ds_enc = DSASHA1Verify.encodeSSHDSASignature(ds);

        PacketUserauthRequestPublicKey ua = new PacketUserauthRequestPublicKey("ssh-connection", user,
            "ssh-dss", pk_enc, ds_enc);
        tm.sendMessage(ua.getPayload());
      }
      else if (key instanceof RSAPrivateKey)
      {
        RSAPrivateKey pk = (RSAPrivateKey) key;

        byte[] pk_enc = RSASHA1Verify.encodeSSHRSAPublicKey(pk.getPublicKey());

        TypesWriter tw = new TypesWriter();
        {
          byte[] H = tm.getSessionIdentifier();

          tw.writeString(H, 0, H.length);
          tw.writeByte(Packets.SSH_MSG_USERAUTH_REQUEST);
          tw.writeString(user);
          tw.writeString("ssh-connection");
          tw.writeString("publickey");
          tw.writeBoolean(true);
          tw.writeString("ssh-rsa");
          tw.writeString(pk_enc, 0, pk_enc.length);
        }

        byte[] msg = tw.getBytes();

        RSASignature ds = RSASHA1Verify.generateSignature(msg, pk);

        byte[] rsa_sig_enc = RSASHA1Verify.encodeSSHRSASignature(ds);
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Related Classes of com.trilead.ssh2.packets.TypesWriter

  • ch.ethz.ssh2.auth.AuthenticationManager
  • ch.ethz.ssh2.SFTPv3Client
  • ch.ethz.ssh2.signature.DSASHA1Verify
  • ch.ethz.ssh2.signature.RSASHA1Verify
  • com.cloud.baremetal.DhcpdResource
  • com.cloud.baremetal.DnsmasqResource
  • com.cloud.baremetal.networkservice.BaremetalDhcpdResource
  • com.cloud.baremetal.networkservice.BaremetalDnsmasqResource
  • com.cloud.baremetal.networkservice.BaremetalKickStartPxeResource
  • com.cloud.baremetal.networkservice.BaremetalPingPxeResource
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