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

Class org.apache.hadoop.security.Credentials

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

org.apache.hadoop.security.Credentials.numberOfTokens()
@return number of Tokens in the in-memory map

      // or not.
      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());

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        // Re-use the UGI only if the Credentials have not changed.
        if (containerTask.haveCredentialsChanged()) {
          LOG.info("Refreshing UGI since Credentials have changed");
          Credentials taskCreds = containerTask.getCredentials();
          if (taskCreds != null) {
            LOG.info("Credentials : #Tokens=" + taskCreds.numberOfTokens() + ", #SecretKeys="
                + taskCreds.numberOfSecretKeys());
            childUGI = UserGroupInformation.createRemoteUser(System
                .getenv(ApplicationConstants.Environment.USER.toString()));
            childUGI.addCredentials(containerTask.getCredentials());
          } else {

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    if(LOG.isDebugEnabled()) {
      LOG.debug("Task: Loaded jobTokenFile from: "+
          localJobTokenFile.toUri().getPath() 
          +"; num of sec keys  = " + ts.numberOfSecretKeys() +
          " Number of tokens " +  ts.numberOfTokens());
    }
    return ts;
  }
  /**
   * store job token

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    creds = ugi.getCredentials();
    for (int i=0; i < service.length; i++) {
      assertSame(token[i], creds.getToken(service[i]));
    }
    assertEquals(service.length, creds.numberOfTokens());
  }
}

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  @Test
  public void testAddDelegationTokens() throws Exception {
    Credentials creds = new Credentials();
    Token<?> fs1Tokens[] = addTokensWithCreds(fs1, creds);
    assertEquals(1, fs1Tokens.length);
    assertEquals(1, creds.numberOfTokens());
    Token<?> fs2Tokens[] = addTokensWithCreds(fs2, creds);
    assertEquals(1, fs2Tokens.length);
    assertEquals(2, creds.numberOfTokens());
    
    Credentials savedCreds = creds;

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    Token<?> fs1Tokens[] = addTokensWithCreds(fs1, creds);
    assertEquals(1, fs1Tokens.length);
    assertEquals(1, creds.numberOfTokens());
    Token<?> fs2Tokens[] = addTokensWithCreds(fs2, creds);
    assertEquals(1, fs2Tokens.length);
    assertEquals(2, creds.numberOfTokens());
    
    Credentials savedCreds = creds;
    creds = new Credentials();
    
    // should get the same set of tokens as explicitly fetched above

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    // should get the same set of tokens as explicitly fetched above
    Token<?> viewFsTokens[] = viewFs.addDelegationTokens("me", creds);
    assertEquals(2, viewFsTokens.length);
    assertTrue(creds.getAllTokens().containsAll(savedCreds.getAllTokens()));
    assertEquals(savedCreds.numberOfTokens(), creds.numberOfTokens()); 
    // should get none, already have all tokens
    viewFsTokens = viewFs.addDelegationTokens("me", creds);
    assertEquals(0, viewFsTokens.length);
    assertTrue(creds.getAllTokens().containsAll(savedCreds.getAllTokens()));
    assertEquals(savedCreds.numberOfTokens(), creds.numberOfTokens());

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    assertEquals(savedCreds.numberOfTokens(), creds.numberOfTokens()); 
    // should get none, already have all tokens
    viewFsTokens = viewFs.addDelegationTokens("me", creds);
    assertEquals(0, viewFsTokens.length);
    assertTrue(creds.getAllTokens().containsAll(savedCreds.getAllTokens()));
    assertEquals(savedCreds.numberOfTokens(), creds.numberOfTokens());
  }


  Token<?>[] addTokensWithCreds(FileSystem fs, Credentials creds) throws Exception {
    Credentials savedCreds;

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    UserGroupInformation ugi = UserGroupInformation.createRemoteUser("JobTracker");
    DistributedFileSystem dfs = cluster.getFileSystem();
    Credentials creds = new Credentials();
    final Token<?> tokens[] = dfs.addDelegationTokens("JobTracker", creds);
    Assert.assertEquals(1, tokens.length);
    Assert.assertEquals(1, creds.numberOfTokens());
    checkTokenIdentifier(ugi, tokens[0]);


    final Token<?> tokens2[] = dfs.addDelegationTokens("JobTracker", creds);
    Assert.assertEquals(0, tokens2.length); // already have token
    Assert.assertEquals(1, creds.numberOfTokens());

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    Assert.assertEquals(1, creds.numberOfTokens());
    checkTokenIdentifier(ugi, tokens[0]);


    final Token<?> tokens2[] = dfs.addDelegationTokens("JobTracker", creds);
    Assert.assertEquals(0, tokens2.length); // already have token
    Assert.assertEquals(1, creds.numberOfTokens());
  }
  
  @SuppressWarnings("deprecation")
  @Test
  public void testDelegationTokenWebHdfsApi() throws Exception {

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