Exemplo n.º 1
0
 public void get(String source, File destination) throws IOException {
   fireTransferInitiated(getResource(source), TransferEvent.REQUEST_GET);
   ChannelSftp c = getSftpChannel(source);
   try {
     String path = getPath(source);
     c.get(path, destination.getAbsolutePath(), new MyProgressMonitor());
   } catch (SftpException e) {
     IOException ex =
         new IOException(
             "impossible to get "
                 + source
                 + " on "
                 + getHost()
                 + (e.getMessage() != null ? ": " + e.getMessage() : ""));
     ex.initCause(e);
     throw ex;
   } catch (URISyntaxException e) {
     IOException ex =
         new IOException(
             "impossible to get "
                 + source
                 + " on "
                 + getHost()
                 + (e.getMessage() != null ? ": " + e.getMessage() : ""));
     ex.initCause(e);
     throw ex;
   }
 }
Exemplo n.º 2
0
 public InputStream openStream(SFTPResource resource) throws IOException {
   ChannelSftp c = getSftpChannel(resource.getName());
   try {
     String path = getPath(resource.getName());
     return c.get(path);
   } catch (SftpException e) {
     IOException ex =
         new IOException(
             "impossible to open stream for "
                 + resource
                 + " on "
                 + getHost()
                 + (e.getMessage() != null ? ": " + e.getMessage() : ""));
     ex.initCause(e);
     throw ex;
   } catch (URISyntaxException e) {
     IOException ex =
         new IOException(
             "impossible to open stream for "
                 + resource
                 + " on "
                 + getHost()
                 + (e.getMessage() != null ? ": " + e.getMessage() : ""));
     ex.initCause(e);
     throw ex;
   }
 }
  /** Returns last line of output from the command */
  public SampleResult sample(Entry e) {
    SampleResult res = new SampleResult();
    res.setSampleLabel(
        getName() + ":(" + getUsername() + "@" + getHostname() + ":" + getPort() + ")");

    // Set up sampler return types
    res.setSamplerData(action + " " + source);

    res.setDataType(SampleResult.TEXT);
    res.setContentType("text/plain");

    String response;
    if (getSession() == null) {
      connect();
    }

    try {
      if (getSession() == null) {
        log.error(
            "Failed to connect to server with credentials "
                + getUsername()
                + "@"
                + getHostname()
                + ":"
                + getPort()
                + " pw="
                + getPassword());
        throw new NullPointerException("Failed to connect to server: " + getFailureReason());
      }

      response = doFileTransfer(getSession(), source, destination, res);
      res.setResponseData(response.getBytes());

      res.setSuccessful(true);

      res.setResponseMessageOK();
    } catch (JSchException e1) {
      res.setSuccessful(false);
      res.setResponseCode("JSchException");
      res.setResponseMessage(e1.getMessage());
    } catch (SftpException e1) {
      res.setSuccessful(false);
      res.setResponseCode("SftpException");
      res.setResponseMessage(e1.getMessage());
    } catch (IOException e1) {
      res.setSuccessful(false);
      res.setResponseCode("IOException");
      res.setResponseMessage(e1.getMessage());
    } catch (NullPointerException e1) {
      res.setSuccessful(false);
      res.setResponseCode("Connection Failed");
      res.setResponseMessage(e1.getMessage());
    } finally {
      // Try a disconnect/sesson = null here instead of in finalize.
      disconnect();
      setSession(null);
    }
    return res;
  }
Exemplo n.º 4
0
 protected boolean fastExistsFile(String name) throws GenericFileOperationFailedException {
   LOG.trace("fastExistsFile({})", name);
   try {
     @SuppressWarnings("rawtypes")
     Vector files = channel.ls(name);
     if (files == null) {
       return false;
     }
     return files.size() >= 1;
   } catch (SftpException e) {
     // or an exception can be thrown with id 2 which means file does not exists
     if (ChannelSftp.SSH_FX_NO_SUCH_FILE == e.id) {
       return false;
     }
     // otherwise its a more serious error so rethrow
     throw new GenericFileOperationFailedException(e.getMessage(), e);
   }
 }
Exemplo n.º 5
0
  public boolean existsFile(String name) throws GenericFileOperationFailedException {
    LOG.trace("existsFile({})", name);
    if (endpoint.isFastExistsCheck()) {
      return fastExistsFile(name);
    }
    // check whether a file already exists
    String directory = FileUtil.onlyPath(name);
    if (directory == null) {
      // assume current dir if no path could be extracted
      directory = ".";
    }
    String onlyName = FileUtil.stripPath(name);

    try {
      @SuppressWarnings("rawtypes")
      Vector files = channel.ls(directory);
      // can return either null or an empty list depending on FTP servers
      if (files == null) {
        return false;
      }
      for (Object file : files) {
        ChannelSftp.LsEntry entry = (ChannelSftp.LsEntry) file;
        String existing = entry.getFilename();
        LOG.trace("Existing file: {}, target file: {}", existing, name);
        existing = FileUtil.stripPath(existing);
        if (existing != null && existing.equals(onlyName)) {
          return true;
        }
      }
      return false;
    } catch (SftpException e) {
      // or an exception can be thrown with id 2 which means file does not exists
      if (ChannelSftp.SSH_FX_NO_SUCH_FILE == e.id) {
        return false;
      }
      // otherwise its a more serious error so rethrow
      throw new GenericFileOperationFailedException(e.getMessage(), e);
    }
  }
Exemplo n.º 6
0
 public void put(File source, String destination, boolean overwrite) throws IOException {
   fireTransferInitiated(getResource(destination), TransferEvent.REQUEST_PUT);
   ChannelSftp c = getSftpChannel(destination);
   try {
     String path = getPath(destination);
     if (!overwrite && checkExistence(path, c)) {
       throw new IOException("destination file exists and overwrite == false");
     }
     if (path.indexOf('/') != -1) {
       mkdirs(path.substring(0, path.lastIndexOf('/')), c);
     }
     c.put(source.getAbsolutePath(), path, new MyProgressMonitor());
   } catch (SftpException e) {
     IOException ex = new IOException(e.getMessage());
     ex.initCause(e);
     throw ex;
   } catch (URISyntaxException e) {
     IOException ex = new IOException(e.getMessage());
     ex.initCause(e);
     throw ex;
   }
 }