Package org.apache.hadoop.security

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

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      // assume credentials in cwd
      // TODO: Fix
      Path tokenPath =
          new Path(String.format(TOKEN_FILE_NAME_FMT, localizerId));
      credFile = lfs.open(tokenPath);
      creds.readTokenStorageStream(credFile);
      // Explicitly deleting token file.
      lfs.delete(tokenPath, false);     
    } finally  {
      if (credFile != null) {
        credFile.close();
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    Credentials credentials = new Credentials();
    DataInputByteBuffer dibb = new DataInputByteBuffer();
    ByteBuffer tokens = application.getAMContainerSpec().getContainerTokens();
    if (tokens != null) {
      dibb.reset(tokens);
      credentials.readTokenStorageStream(dibb);
      tokens.rewind();
    }
    return credentials;
  }
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      DataInputByteBuffer dibb = new DataInputByteBuffer();
      if (container.getContainerTokens() != null) {
        // TODO: Don't do this kind of checks everywhere.
        dibb.reset(container.getContainerTokens());
        credentials.readTokenStorageStream(dibb);
      }

      ApplicationTokenIdentifier id = new ApplicationTokenIdentifier(
          application.getAppAttemptId());
      Token<ApplicationTokenIdentifier> token =
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      //Verify that dt is same as the token in the file
      String tokenFile = context.getConfiguration().get(
          "mapreduce.job.credentials.binary");
      Credentials cred = new Credentials();
      cred.readTokenStorageStream(new DataInputStream(new FileInputStream(
          tokenFile)));
      for (Token<? extends TokenIdentifier> t : cred.getAllTokens()) {
        if (!dt.equals(t)) {
          throw new RuntimeException(
              "Delegation token in job is not same as the token passed in file."
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    if (tokens != null) {
      DataInputByteBuffer buf = new DataInputByteBuffer();
      tokens.rewind();
      buf.reset(tokens);
      try {
        credentials.readTokenStorageStream(buf);
        if (LOG.isDebugEnabled()) {
          for (Token<? extends TokenIdentifier> tk : credentials
              .getAllTokens()) {
            LOG.debug(tk.getService() + " = " + tk.toString());
          }
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    }
    DataInputByteBuffer dib = new DataInputByteBuffer();
    dib.reset(byteString.asReadOnlyByteBuffer());
    Credentials credentials = new Credentials();
    try {
      credentials.readTokenStorageStream(dib);
      return credentials;
    } catch (IOException e) {
      throw new TezUncheckedException("Failed to deserialize Credentials", e);
    }
  }
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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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          if (tokens != null) {
            Credentials amCredentials = new Credentials();
            DataInputByteBuffer dibb = new DataInputByteBuffer();
            dibb.reset(tokens);
            amCredentials.readTokenStorageStream(dibb);
            tokens.rewind();
            currentUser.addCredentials(amCredentials);
          }

          // Construct, initialize, and start the DAGAppMaster
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    Credentials credentials = new Credentials();
    DataInputByteBuffer dibb = new DataInputByteBuffer();
    ByteBuffer tokens = application.getAMContainerSpec().getContainerTokens();
    if (tokens != null) {
      dibb.reset(tokens);
      credentials.readTokenStorageStream(dibb);
      tokens.rewind();
    }
    return credentials;
  }
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    if (tokens != null) {
      DataInputByteBuffer buf = new DataInputByteBuffer();
      tokens.rewind();
      buf.reset(tokens);
      try {
        credentials.readTokenStorageStream(buf);
        if (LOG.isDebugEnabled()) {
          for (Token<? extends TokenIdentifier> tk : credentials
              .getAllTokens()) {
            LOG.debug(tk.getService() + " = " + tk.toString());
          }
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