Package org.apache.hadoop.security

Examples of org.apache.hadoop.security.Credentials.readTokenStorageStream()

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    Assert.assertEquals("ACLs mismatch", acls, launchCtx.getApplicationACLs());
    Credentials launchCredentials = new Credentials();

    DataInputByteBuffer dibb = new DataInputByteBuffer();
    dibb.reset(launchCtx.getContainerTokens());
    launchCredentials.readTokenStorageStream(dibb);

    // verify all tokens specified for the task attempt are in the launch context
    for (Token<? extends TokenIdentifier> token : credentials.getAllTokens()) {
      Token<? extends TokenIdentifier> launchToken =
          launchCredentials.getToken(token.getService());
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    // Try to read the old credentials.
    Credentials credentials = new Credentials();
    if (credentialsLocation.exists()) {
      DataInputStream is = new DataInputStream(new BufferedInputStream(credentialsLocation.getInputStream()));
      try {
        credentials.readTokenStorageStream(is);
      } finally {
        is.close();
      }
    }
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    try {
      Credentials credentials = new Credentials();
      Location location = getSecureStoreLocation();
      DataInputStream input = new DataInputStream(new BufferedInputStream(location.getInputStream()));
      try {
        credentials.readTokenStorageStream(input);
      } finally {
        input.close();
      }

      UserGroupInformation.getCurrentUser().addCredentials(credentials);
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  public static Credentials decodeCredentials(ByteBuffer buffer) throws IOException {
    Credentials credentials = new Credentials();
    if (buffer != null && buffer.hasRemaining()) {
      DataInputByteBuffer in = new DataInputByteBuffer();
      in.reset(buffer);
      credentials.readTokenStorageStream(in);
    }
    return credentials;
  }

  public static String getYarnTokenRenewer(Configuration config) throws IOException {
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    File file = new File(Constants.Files.CREDENTIALS);
    if (file.exists()) {
      Credentials credentials = new Credentials();
      DataInputStream input = new DataInputStream(new FileInputStream(file));
      try {
        credentials.readTokenStorageStream(input);
      } finally {
        input.close();
      }

      UserGroupInformation.getCurrentUser().addCredentials(credentials);
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    try {
      // assume credentials in cwd
      // TODO: Fix
      credFile = lfs.open(
          new Path(String.format(TOKEN_FILE_NAME_FMT, localizerId)));
      creds.readTokenStorageStream(credFile);
    } finally  {
      if (credFile != null) {
        credFile.close();
      }
    }
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        Credentials credentials = null;
        if (attemptStateData.getAppAttemptTokens() != null) {
          credentials = new Credentials();
          DataInputByteBuffer dibb = new DataInputByteBuffer();
          dibb.reset(attemptStateData.getAppAttemptTokens());
          credentials.readTokenStorageStream(dibb);
        }

        ApplicationAttemptState attemptState =
            new ApplicationAttemptState(attemptId,
                attemptStateData.getMasterContainer(), credentials,
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    Credentials credentials = null;
    if(attemptStateData.getAppAttemptTokens() != null){
      DataInputByteBuffer dibb = new DataInputByteBuffer();
      credentials = new Credentials();
      dibb.reset(attemptStateData.getAppAttemptTokens());
      credentials.readTokenStorageStream(dibb);
    }
    ApplicationAttemptState attemptState =
        new ApplicationAttemptState(appAttemptId,
          attemptStateData.getMasterContainer(), credentials,
          attemptStateData.getStartTime());
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    Credentials credentials = null;
    if (attemptStateData.getAppAttemptTokens() != null) {
      DataInputByteBuffer dibb = new DataInputByteBuffer();
      credentials = new Credentials();
      dibb.reset(attemptStateData.getAppAttemptTokens());
      credentials.readTokenStorageStream(dibb);
    }
    ApplicationAttemptState updatedAttemptState =
        new ApplicationAttemptState(appAttemptId,
          attemptStateData.getMasterContainer(), credentials,
          attemptStateData.getStartTime(), attemptStateData.getState(),
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            Credentials credentials = null;
            if (attemptStateData.getAppAttemptTokens() != null) {
              credentials = new Credentials();
              DataInputByteBuffer dibb = new DataInputByteBuffer();
              dibb.reset(attemptStateData.getAppAttemptTokens());
              credentials.readTokenStorageStream(dibb);
            }
            ApplicationAttemptState attemptState =
                new ApplicationAttemptState(attemptId,
                  attemptStateData.getMasterContainer(), credentials,
                  attemptStateData.getStartTime(),
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