Package org.apache.hadoop.security

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

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    // Add session specific credentials to the AM credentials.
    amLaunchCredentials.mergeAll(sessionCreds);

    DataOutputBuffer dob = new DataOutputBuffer();
    amLaunchCredentials.writeTokenStorageToStream(dob);
    securityTokens = ByteBuffer.wrap(dob.getData(), 0, dob.getLength());

    // Need to set credentials based on DAG and the URIs which have been set for the DAG.

    if (dag != null) {
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      taskCredentials.addAll(credentials);

      DataOutputBuffer containerTokens_dob = new DataOutputBuffer();
      LOG.info("Size of containertokens_dob is "
          + taskCredentials.numberOfTokens());
      taskCredentials.writeTokenStorageToStream(containerTokens_dob);
      taskCredentialsBuffer = ByteBuffer.wrap(containerTokens_dob.getData(), 0,
          containerTokens_dob.getLength());

      // Add shuffle token
      LOG.info("Putting shuffle token in serviceData");
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      TokenCache.setJobToken(jobToken, taskCredentials);

      DataOutputBuffer containerTokens_dob = new DataOutputBuffer();
      LOG.info("Size of containertokens_dob is "
          + taskCredentials.numberOfTokens());
      taskCredentials.writeTokenStorageToStream(containerTokens_dob);
      taskCredentialsBuffer =
          ByteBuffer.wrap(containerTokens_dob.getData(), 0,
              containerTokens_dob.getLength());

      // Add shuffle secret key
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      Credentials credentials = attemptState.getAppAttemptCredentials();
      ByteBuffer appAttemptTokens = null;
      try {
        if (credentials != null) {
          DataOutputBuffer dob = new DataOutputBuffer();
          credentials.writeTokenStorageToStream(dob);
          appAttemptTokens = ByteBuffer.wrap(dob.getData(), 0, dob.getLength());
        }
        ApplicationAttemptStateDataPBImpl attemptStateData =
            (ApplicationAttemptStateDataPBImpl) ApplicationAttemptStateDataPBImpl
              .newApplicationAttemptStateData(attemptState.getAttemptId(),
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    Assert.assertEquals(tokenSet, rm1.getRMContext()
      .getDelegationTokenRenewer().getDelegationTokens());

    // assert delegation tokens are saved
    DataOutputBuffer dob = new DataOutputBuffer();
    ts.writeTokenStorageToStream(dob);
    ByteBuffer securityTokens =
        ByteBuffer.wrap(dob.getData(), 0, dob.getLength());
    securityTokens.rewind();
    Assert.assertEquals(securityTokens, appState
      .getApplicationSubmissionContext().getAMContainerSpec()
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        }
      }

      Credentials ts = new Credentials();
      DataOutputBuffer dob = new DataOutputBuffer();
      ts.writeTokenStorageToStream(dob);
      ByteBuffer securityTokens =
          ByteBuffer.wrap(dob.getData(), 0, dob.getLength());
      ContainerLaunchContext clc =
          Records.newRecord(ContainerLaunchContext.class);
      clc.setTokens(securityTokens);
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    // Add session specific credentials to the AM credentials.
    amLaunchCredentials.mergeAll(sessionCreds);

    DataOutputBuffer dob = new DataOutputBuffer();
    amLaunchCredentials.writeTokenStorageToStream(dob);
    securityTokens = ByteBuffer.wrap(dob.getData(), 0, dob.getLength());

    // Need to set credentials based on DAG and the URIs which have been set for the DAG.

    if (dag != null) {
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          cred2.addToken(new Text(DELEGATION_TOKEN_KEY), t);
        }
        DataOutputStream os = new DataOutputStream(new FileOutputStream(
            binaryTokenFileName.toString()));
        try {
          cred2.writeTokenStorageToStream(os);
        } finally {
          os.close();
        }
        job.getConfiguration().set(MRJobConfig.MAPREDUCE_JOB_CREDENTIALS_BINARY,
            binaryTokenFileName.toString());
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        for (Token<?> token : tokens) {
          LOG.info("Got dt for " + fs.getUri() + "; " + token);
        }
      }
      DataOutputBuffer dob = new DataOutputBuffer();
      credentials.writeTokenStorageToStream(dob);
      ByteBuffer fsTokens = ByteBuffer.wrap(dob.getData(), 0, dob.getLength());
      amContainer.setTokens(fsTokens);
    }

    appContext.setAMContainerSpec(amContainer);
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    }

    Credentials credentials =
        UserGroupInformation.getCurrentUser().getCredentials();
    DataOutputBuffer dob = new DataOutputBuffer();
    credentials.writeTokenStorageToStream(dob);
    // Now remove the AM->RM token so that containers cannot access it.
    Iterator<Token<?>> iter = credentials.getAllTokens().iterator();
    LOG.info("Executing with tokens:");
    while (iter.hasNext()) {
      Token<?> token = iter.next();
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