Examples of org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier.readFields()

Package org.apache.hadoop.hdfs.security.token.delegation

Class org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier

Examples of org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier.readFields()

org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier.readFields()


    ByteArrayInputStream buf =
        new ByteArrayInputStream(token.getIdentifier());
    DataInputStream in = new DataInputStream(buf);
    DelegationTokenIdentifier id = new DelegationTokenIdentifier();
    id.readFields(in);
    if (context != null) {
      final NameNode nn = NameNodeHttpServer.getNameNodeFromContext(context);
      if (nn != null) {
        // Verify the token.
        nn.getNamesystem().verifyToken(id, token.getPassword());

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  public void testDelegationTokenDFSApi() throws Exception {
    final Token<DelegationTokenIdentifier> token =
        getDelegationToken(fs, "JobTracker");
    DelegationTokenIdentifier identifier = new DelegationTokenIdentifier();
    byte[] tokenId = token.getIdentifier();
    identifier.readFields(new DataInputStream(
             new ByteArrayInputStream(tokenId)));


    // Ensure that it's present in the NN's secret manager and can
    // be renewed directly from there.
    LOG.info("A valid token should have non-null password, " +

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      String renewer = getRemoteUser().getShortUserName();
      expiryTime = dtSecretManager.renewToken(token, renewer);
      DelegationTokenIdentifier id = new DelegationTokenIdentifier();
      ByteArrayInputStream buf = new ByteArrayInputStream(token.getIdentifier());
      DataInputStream in = new DataInputStream(buf);
      id.readFields(in);
      getEditLog().logRenewDelegationToken(id, expiryTime);
    } finally {
      writeUnlock();
    }
    getEditLog().logSync();

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              return cluster.getFileSystem().addDelegationTokens("RenewerUser", null);
            }
          });
      DelegationTokenIdentifier identifier = new DelegationTokenIdentifier();
      byte[] tokenId = tokens[0].getIdentifier();
      identifier.readFields(new DataInputStream(new ByteArrayInputStream(
          tokenId)));
      Assert.assertEquals(identifier.getUser().getUserName(), PROXY_USER);
      Assert.assertEquals(identifier.getUser().getRealUser().getUserName(),
          REAL_USER);
    } catch (InterruptedException e) {

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    int numDTokens = in.readInt();
    v.visitEnclosingElement(ImageElement.DELEGATION_TOKENS,
        ImageElement.NUM_DELEGATION_TOKENS, numDTokens);
    for(int i=0; i<numDTokens; i++){
      DelegationTokenIdentifier id = new  DelegationTokenIdentifier();
      id.readFields(in);
      long expiryTime = in.readLong();
      v.visitEnclosingElement(ImageElement.DELEGATION_TOKEN_IDENTIFIER);
      v.visit(ImageElement.DELEGATION_TOKEN_IDENTIFIER_KIND,
          id.getKind().toString());
      v.visit(ImageElement.DELEGATION_TOKEN_IDENTIFIER_SEQNO,

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      String renewer = UserGroupInformation.getCurrentUser().getShortUserName();
      expiryTime = dtSecretManager.renewToken(token, renewer);
      DelegationTokenIdentifier id = new DelegationTokenIdentifier();
      ByteArrayInputStream buf = new ByteArrayInputStream(token.getIdentifier());
      DataInputStream in = new DataInputStream(buf);
      id.readFields(in);
      getEditLog().logRenewDelegationToken(id, expiryTime);
    } finally {
      writeUnlock();
    }
    getEditLog().logSync();

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        }
        ByteArrayInputStream buf = new ByteArrayInputStream(token
            .getIdentifier());
        DataInputStream in = new DataInputStream(buf);
        DelegationTokenIdentifier id = new DelegationTokenIdentifier();
        id.readFields(in);
        if (context != null) {
          final NameNode nn = NameNodeHttpServer.getNameNodeFromContext(context);
          if (nn != null) {
            // Verify the token.
            nn.getNamesystem().verifyToken(id, token.getPassword());

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      // PASS
    }
    dtSecretManager.renewToken(token, "JobTracker");
    DelegationTokenIdentifier identifier = new DelegationTokenIdentifier();
    byte[] tokenId = token.getIdentifier();
    identifier.readFields(new DataInputStream(
             new ByteArrayInputStream(tokenId)));
    Assert.assertTrue(null != dtSecretManager.retrievePassword(identifier));
    LOG.info("Sleep to expire the token");
    Thread.sleep(6000);
    //Token should be expired

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  public void testDelegationTokenDFSApi() throws Exception {
    DistributedFileSystem dfs = (DistributedFileSystem) cluster.getFileSystem();
    final Token<DelegationTokenIdentifier> token = dfs.getDelegationToken("JobTracker");
    DelegationTokenIdentifier identifier = new DelegationTokenIdentifier();
    byte[] tokenId = token.getIdentifier();
    identifier.readFields(new DataInputStream(
             new ByteArrayInputStream(tokenId)));
    LOG.info("A valid token should have non-null password, and should be renewed successfully");
    Assert.assertTrue(null != dtSecretManager.retrievePassword(identifier));
    dtSecretManager.renewToken(token, "JobTracker");
    UserGroupInformation.createRemoteUser("JobTracker").doAs(

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    { //test getDelegationToken(..)
      final Token<DelegationTokenIdentifier> token = webhdfs
          .getDelegationToken("JobTracker");
      DelegationTokenIdentifier identifier = new DelegationTokenIdentifier();
      byte[] tokenId = token.getIdentifier();
      identifier.readFields(new DataInputStream(new ByteArrayInputStream(tokenId)));
      LOG.info("A valid token should have non-null password, and should be renewed successfully");
      Assert.assertTrue(null != dtSecretManager.retrievePassword(identifier));
      dtSecretManager.renewToken(token, "JobTracker");
      ugi.doAs(new PrivilegedExceptionAction<Void>() {
        @Override

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