Java Code Examples for org.apache.hadoop.security.token.SecretManager#InvalidToken

/**
 * Unwrap exception to check if it is some kind of access control problem
 * ({@link AccessControlException} or {@link SecretManager.InvalidToken}).
 */
private boolean isAccessControlException(Exception ex) {
  if (ex instanceof ServiceException) {
    Throwable t = ex.getCause();
    if (t instanceof RemoteException) {
      t = ((RemoteException) t).unwrapRemoteException();
    }
    while (t != null) {
      if (t instanceof AccessControlException ||
          t instanceof SecretManager.InvalidToken) {
        return true;
      }
      t = t.getCause();
    }
  }
  return false;
}
 

@SuppressWarnings("unchecked")
@Test
public void testCancelTokenSingleManager() throws Exception {
  for (int i = 0; i < TEST_RETRIES; i++) {
    DelegationTokenManager tm1 = null;
    String connectString = zkServer.getConnectString();
    Configuration conf = getSecretConf(connectString);
    tm1 = new DelegationTokenManager(conf, new Text("foo"));
    tm1.init();

    Token<DelegationTokenIdentifier> token =
        (Token<DelegationTokenIdentifier>)
        tm1.createToken(UserGroupInformation.getCurrentUser(), "foo");
    Assert.assertNotNull(token);
    tm1.cancelToken(token, "foo");
    try {
      verifyTokenFail(tm1, token);
      fail("Expected InvalidToken");
    } catch (SecretManager.InvalidToken it) {
      it.printStackTrace();
    }
    verifyDestroy(tm1, conf);
  }
}
 

@SuppressWarnings("unchecked")
@Test
public void testCancelTokenSingleManager() throws Exception {
  for (int i = 0; i < TEST_RETRIES; i++) {
    DelegationTokenManager tm1 = null;
    String connectString = zkServer.getConnectString();
    Configuration conf = getSecretConf(connectString);
    tm1 = new DelegationTokenManager(conf, new Text("foo"));
    tm1.init();

    Token<DelegationTokenIdentifier> token =
        (Token<DelegationTokenIdentifier>)
        tm1.createToken(UserGroupInformation.getCurrentUser(), "foo");
    Assert.assertNotNull(token);
    tm1.cancelToken(token, "foo");
    try {
      verifyTokenFail(tm1, token);
      fail("Expected InvalidToken");
    } catch (SecretManager.InvalidToken it) {
      it.printStackTrace();
    }
    verifyDestroy(tm1, conf);
  }
}
 

@Private
@Override
public byte[] retrievePassword(ClientToAMTokenIdentifier identifier)
    throws SecretManager.InvalidToken {
  SecretKey masterKey = getMasterKey(identifier.getApplicationAttemptID());
  if (masterKey == null) {
    throw new SecretManager.InvalidToken("Illegal client-token!");
  }
  return createPassword(identifier.getBytes(), masterKey);
}
 

@Override
public byte[] retrievePassword(ContainerTokenIdentifier identifier)
    throws SecretManager.InvalidToken {
  this.readLock.lock();
  try {
    return retrievePasswordInternal(identifier, this.currentMasterKey);
  } finally {
    this.readLock.unlock();
  }
}
 

/**
 * Override of this is to validate ContainerTokens generated by using
 * different {@link MasterKey}s.
 */
@Override
public synchronized byte[] retrievePassword(
    ContainerTokenIdentifier identifier) throws SecretManager.InvalidToken {
  int keyId = identifier.getMasterKeyId();

  MasterKeyData masterKeyToUse = null;
  if (this.previousMasterKey != null
      && keyId == this.previousMasterKey.getMasterKey().getKeyId()) {
    // A container-launch has come in with a token generated off the last
    // master-key
    masterKeyToUse = this.previousMasterKey;
  } else if (keyId == super.currentMasterKey.getMasterKey().getKeyId()) {
    // A container-launch has come in with a token generated off the current
    // master-key
    masterKeyToUse = super.currentMasterKey;
  }

  if (nodeHostAddr != null
      && !identifier.getNmHostAddress().equals(nodeHostAddr)) {
    // Valid container token used for incorrect node.
    throw new SecretManager.InvalidToken("Given Container "
        + identifier.getContainerID().toString()
        + " identifier is not valid for current Node manager. Expected : "
        + nodeHostAddr + " Found : " + identifier.getNmHostAddress());
  }
  
  if (masterKeyToUse != null) {
    return retrievePasswordInternal(identifier, masterKeyToUse);
  }

  // Invalid request. Like startContainer() with token generated off
  // old-master-keys.
  throw new SecretManager.InvalidToken("Given Container "
      + identifier.getContainerID().toString()
      + " seems to have an illegally generated token.");
}
 

private void verifyTokenFailWithRetry(DelegationTokenManager tm,
    Token<DelegationTokenIdentifier> token, int retryCount)
    throws IOException, InterruptedException {
  try {
    tm.verifyToken(token);
  } catch (SecretManager.InvalidToken er) {
    throw er;
  }
  if (retryCount > 0) {
    Thread.sleep(RETRY_WAIT);
    verifyTokenFailWithRetry(tm, token, retryCount - 1);
  }
}
 

@Private
@Override
public byte[] retrievePassword(ClientToAMTokenIdentifier identifier)
    throws SecretManager.InvalidToken {
  SecretKey masterKey = getMasterKey(identifier.getApplicationAttemptID());
  if (masterKey == null) {
    throw new SecretManager.InvalidToken("Illegal client-token!");
  }
  return createPassword(identifier.getBytes(), masterKey);
}
 

@Override
public byte[] retrievePassword(ContainerTokenIdentifier identifier)
    throws SecretManager.InvalidToken {
  this.readLock.lock();
  try {
    return retrievePasswordInternal(identifier, this.currentMasterKey);
  } finally {
    this.readLock.unlock();
  }
}
 

/**
 * Override of this is to validate ContainerTokens generated by using
 * different {@link MasterKey}s.
 */
@Override
public synchronized byte[] retrievePassword(
    ContainerTokenIdentifier identifier) throws SecretManager.InvalidToken {
  int keyId = identifier.getMasterKeyId();

  MasterKeyData masterKeyToUse = null;
  if (this.previousMasterKey != null
      && keyId == this.previousMasterKey.getMasterKey().getKeyId()) {
    // A container-launch has come in with a token generated off the last
    // master-key
    masterKeyToUse = this.previousMasterKey;
  } else if (keyId == super.currentMasterKey.getMasterKey().getKeyId()) {
    // A container-launch has come in with a token generated off the current
    // master-key
    masterKeyToUse = super.currentMasterKey;
  }

  if (nodeHostAddr != null
      && !identifier.getNmHostAddress().equals(nodeHostAddr)) {
    // Valid container token used for incorrect node.
    throw new SecretManager.InvalidToken("Given Container "
        + identifier.getContainerID().toString()
        + " identifier is not valid for current Node manager. Expected : "
        + nodeHostAddr + " Found : " + identifier.getNmHostAddress());
  }
  
  if (masterKeyToUse != null) {
    return retrievePasswordInternal(identifier, masterKeyToUse);
  }

  // Invalid request. Like startContainer() with token generated off
  // old-master-keys.
  throw new SecretManager.InvalidToken("Given Container "
      + identifier.getContainerID().toString()
      + " seems to have an illegally generated token.");
}
 

private void verifyTokenFailWithRetry(DelegationTokenManager tm,
    Token<DelegationTokenIdentifier> token, int retryCount)
    throws IOException, InterruptedException {
  try {
    tm.verifyToken(token);
  } catch (SecretManager.InvalidToken er) {
    throw er;
  }
  if (retryCount > 0) {
    Thread.sleep(RETRY_WAIT);
    verifyTokenFailWithRetry(tm, token, retryCount - 1);
  }
}