Examples with TokenOnWire com.emc.storageos.security.authentication.TokenOnWire used on opensource projects

Example 1 with TokenOnWire

use of com.emc.storageos.security.authentication.TokenOnWire in project coprhd-controller by CoprHD.

the class TokenManagerTests method resetCoordinatorData.

/**
 * Convenience function to reset the coordinator data, call init on the two involved nodes,
 * and check they agree on the curent key id.
 *
 * @param coordinator
 * @param tokenManager1
 * @param tokenManager2
 * @param encoder1
 * @param encoder2
 * @throws Exception
 */
private void resetCoordinatorData(CoordinatorClient coordinator, CassandraTokenManager tokenManager1, CassandraTokenManager tokenManager2, Base64TokenEncoder encoder1, Base64TokenEncoder encoder2, TokenKeyGenerator tokenKeyGenerator1, TokenKeyGenerator tokenKeyGenerator2) throws Exception {
    final long ROTATION_INTERVAL_MSECS = 5000;
    DbClient dbClient = getDbClient();
    coordinator = new TestCoordinator();
    // Node 1
    tokenManager1 = new CassandraTokenManager();
    encoder1 = new Base64TokenEncoder();
    tokenKeyGenerator1 = new TokenKeyGenerator();
    TokenMaxLifeValuesHolder holder1 = new TokenMaxLifeValuesHolder();
    // means that once a token is created,
    holder1.setKeyRotationIntervalInMSecs(ROTATION_INTERVAL_MSECS);
    // if the next token being requested happens 5 seconds later or more, the keys will
    // rotate. This is to test the built in logic that triggers rotation.
    tokenManager1.setTokenMaxLifeValuesHolder(holder1);
    tokenManager1.setDbClient(dbClient);
    tokenManager1.setCoordinator(coordinator);
    encoder1.setCoordinator(coordinator);
    tokenKeyGenerator1.setTokenMaxLifeValuesHolder(holder1);
    encoder1.setTokenKeyGenerator(tokenKeyGenerator1);
    encoder1.managerInit();
    tokenManager1.setTokenEncoder(encoder1);
    // Node 2
    tokenManager2 = new CassandraTokenManager();
    encoder2 = new Base64TokenEncoder();
    tokenKeyGenerator2 = new TokenKeyGenerator();
    TokenMaxLifeValuesHolder holder2 = new TokenMaxLifeValuesHolder();
    holder2.setKeyRotationIntervalInMSecs(ROTATION_INTERVAL_MSECS);
    tokenManager2.setTokenMaxLifeValuesHolder(holder2);
    tokenManager2.setDbClient(dbClient);
    tokenManager2.setCoordinator(coordinator);
    encoder2.setCoordinator(coordinator);
    tokenKeyGenerator2.setTokenMaxLifeValuesHolder(holder2);
    encoder2.setTokenKeyGenerator(tokenKeyGenerator2);
    encoder2.managerInit();
    tokenManager2.setTokenEncoder(encoder2);
    StorageOSUserDAO userDAO = new StorageOSUserDAO();
    userDAO.setUserName("user1");
    // first, verify both managers are starting with the same key.
    final String token1 = tokenManager1.getToken(userDAO);
    Assert.assertNotNull(token1);
    TokenOnWire tw1 = encoder1.decode(token1);
    String key1 = tw1.getEncryptionKeyId();
    final String token2 = tokenManager2.getToken(userDAO);
    Assert.assertNotNull(token2);
    TokenOnWire tw2 = encoder2.decode(token2);
    String key2 = tw2.getEncryptionKeyId();
    Assert.assertEquals(key1, key2);
}

Example 2 with TokenOnWire

use of com.emc.storageos.security.authentication.TokenOnWire in project coprhd-controller by CoprHD.

the class TokenManagerTests method testMultiNodesGlobalInits.

/**
 * Test that when 15 nodes launch their globalInit, at the end of the day,
 * there is one unique agreed upon current key id. This tests the locking in KeyGenerator.globalInit()
 *
 * @throws Exception
 */
@Test
public void testMultiNodesGlobalInits() throws Exception {
    // For this test, we need our custom setup, with several
    // tokenManagers sharing a common TestCoordinator. This will
    // simulate shared zookeeper data on the cluster. And the different
    // tokenManagers/KeyGenerators will simulate the different nodes.
    DbClient dbClient = getDbClient();
    CoordinatorClient coordinator = new TestCoordinator();
    int numThreads = 15;
    ExecutorService executor = Executors.newFixedThreadPool(numThreads);
    final CountDownLatch waiter = new CountDownLatch(numThreads);
    final class InitTester implements Callable {

        CoordinatorClient _coordinator = null;

        DbClient _client = null;

        KeyIdsHolder _holder = null;

        public InitTester(CoordinatorClient coord, DbClient client, KeyIdsHolder holder) {
            _coordinator = coord;
            _client = client;
            _holder = holder;
        }

        @Override
        public Object call() throws Exception {
            // create node artifacts
            CassandraTokenManager tokenManager1 = new CassandraTokenManager();
            Base64TokenEncoder encoder1 = new Base64TokenEncoder();
            TokenKeyGenerator tokenKeyGenerator1 = new TokenKeyGenerator();
            tokenManager1.setDbClient(_client);
            tokenManager1.setCoordinator(_coordinator);
            TokenMaxLifeValuesHolder holder = new TokenMaxLifeValuesHolder();
            tokenManager1.setTokenMaxLifeValuesHolder(holder);
            encoder1.setCoordinator(_coordinator);
            tokenKeyGenerator1.setTokenMaxLifeValuesHolder(holder);
            encoder1.setTokenKeyGenerator(tokenKeyGenerator1);
            tokenManager1.setTokenEncoder(encoder1);
            // synchronize all threads
            waiter.countDown();
            waiter.await();
            // every thread calls init at the same time
            encoder1.managerInit();
            // then get a token and save the key for later
            StorageOSUserDAO userDAO = new StorageOSUserDAO();
            userDAO.setUserName("user1");
            final String token = tokenManager1.getToken(userDAO);
            Assert.assertNotNull(token);
            TokenOnWire tw = encoder1.decode(token);
            _holder.addToSet(tw.getEncryptionKeyId());
            return null;
        }
    }
    KeyIdsHolder holder = new KeyIdsHolder();
    for (int i = 0; i < numThreads; i++) {
        executor.submit(new InitTester(coordinator, dbClient, holder));
    }
    executor.shutdown();
    Assert.assertTrue(executor.awaitTermination(60, TimeUnit.SECONDS));
    // after all is said and done, all tokens created in all 15 threads, should have been
    // created with the same key id.
    Assert.assertEquals(1, holder.getSetSize());
}

Example 3 with TokenOnWire

use of com.emc.storageos.security.authentication.TokenOnWire in project coprhd-controller by CoprHD.

the class TokenManagerTests method testBasicTokenKeysRotation.

/**
 * Basic rotation functionality is tested here using overridden rotation interval values
 *
 * @throws Exception
 */
@Test
public void testBasicTokenKeysRotation() throws Exception {
    TokenMaxLifeValuesHolder holder = new TokenMaxLifeValuesHolder();
    holder.setMaxTokenIdleTimeInMins(2);
    holder.setMaxTokenLifeTimeInMins(4);
    holder.setTokenIdleTimeGraceInMins(1);
    holder.setKeyRotationIntervalInMSecs(5000);
    CassandraTokenManager tokenManager = new CassandraTokenManager();
    Base64TokenEncoder encoder = new Base64TokenEncoder();
    TokenKeyGenerator tokenKeyGenerator = new TokenKeyGenerator();
    DbClient dbClient = getDbClient();
    CoordinatorClient coordinator = new TestCoordinator();
    tokenManager.setTokenMaxLifeValuesHolder(holder);
    tokenManager.setDbClient(dbClient);
    tokenManager.setCoordinator(coordinator);
    encoder.setCoordinator(coordinator);
    tokenKeyGenerator.setTokenMaxLifeValuesHolder(holder);
    encoder.setTokenKeyGenerator(tokenKeyGenerator);
    encoder.managerInit();
    tokenManager.setTokenEncoder(encoder);
    StorageOSUserDAO userDAO = new StorageOSUserDAO();
    userDAO.setUserName("user1");
    userDAO.setIsLocal(true);
    // get a regular token
    final String token = tokenManager.getToken(userDAO);
    Assert.assertNotNull(token);
    TokenOnWire tw1 = encoder.decode(token);
    Token tokenObj = dbClient.queryObject(Token.class, tw1.getTokenId());
    Assert.assertNotNull(tokenObj);
    // verify token
    StorageOSUserDAO gotUser = tokenManager.validateToken(token);
    Assert.assertNotNull(gotUser);
    // get a proxy token
    final String proxyToken = tokenManager.getProxyToken(gotUser);
    Assert.assertNotNull(proxyToken);
    // wait 6 seconds, this next token request will triggers a rotation
    Thread.sleep(6000);
    final String token2 = tokenManager.getToken(userDAO);
    Assert.assertNotNull(token2);
    // at this point, the first token should still be usable
    gotUser = tokenManager.validateToken(token);
    Assert.assertNotNull(gotUser);
    // wait another 6 seconds, trigger another rotation.
    Thread.sleep(6000);
    final String token3 = tokenManager.getToken(userDAO);
    Assert.assertNotNull(token3);
    // has been rotated out from the current, then previous spot. It is gone.
    try {
        gotUser = tokenManager.validateToken(token);
        Assert.fail("The token should not be usable.");
    } catch (UnauthorizedException ex) {
        // this exception is an expected one.
        Assert.assertTrue(true);
    }
    // after several rotations, proxy token should be unaffected
    gotUser = tokenManager.validateToken(proxyToken);
    Assert.assertNotNull(gotUser);
}

Example 4 with TokenOnWire

use of com.emc.storageos.security.authentication.TokenOnWire in project coprhd-controller by CoprHD.

the class TokenManagerTests method testProxyTokens.

/**
 * Basic tests for proxy tokens
 */
@Test
public void testProxyTokens() throws Exception {
    commonDefaultSetupForSingleNodeTests();
    // Create a regular token
    StorageOSUserDAO userDAO = new StorageOSUserDAO();
    userDAO.setUserName("user111");
    userDAO.setIsLocal(true);
    userDAO.addAttribute("attr1=val1");
    userDAO.addGroup("group1");
    userDAO.setId((URIUtil.createId(StorageOSUserDAO.class)));
    _dbClient.persistObject(userDAO);
    final String token = _tokenManager.getToken(userDAO);
    Assert.assertNotNull(token);
    TokenOnWire tw = _encoder.decode(token);
    Token tokenObj = _dbClient.queryObject(Token.class, tw.getTokenId());
    Assert.assertNotNull(tokenObj);
    // Check that the system knows it as a non-proxy token
    Assert.assertFalse(BaseToken.isProxyToken(tokenObj));
    // Do the same with a proxy token
    final String proxyToken = _tokenManager.getProxyToken(userDAO);
    Assert.assertNotNull(proxyToken);
    TokenOnWire ptw = _encoder.decode(proxyToken);
    ProxyToken proxyTokenObj = _dbClient.queryObject(ProxyToken.class, ptw.getTokenId());
    Assert.assertNotNull(proxyTokenObj);
    Assert.assertTrue(BaseToken.isProxyToken(proxyTokenObj));
    Assert.assertTrue(ptw.isProxyToken());
    Assert.assertNotNull(proxyTokenObj.getLastKnownIds());
    // Check that user fetched from the id in the proxy token
    // matches the user's properties of the userDAO that created the proxytoken
    URI userId = proxyTokenObj.peekLastKnownId();
    StorageOSUserDAO userFromProxyToken = _dbClient.queryObject(StorageOSUserDAO.class, userId);
    Assert.assertNotNull(userFromProxyToken);
    Assert.assertEquals(userFromProxyToken.getUserName(), userDAO.getUserName());
    Assert.assertEquals(userFromProxyToken.getAttributes().size(), userDAO.getAttributes().size());
    Assert.assertTrue(userFromProxyToken.getAttributes().containsAll(userDAO.getAttributes()));
    Assert.assertEquals(userFromProxyToken.getGroups().size(), userDAO.getGroups().size());
    Assert.assertTrue(userFromProxyToken.getGroups().containsAll(userDAO.getGroups()));
    StorageOSUserDAO userFromProxyTokenValidation = _tokenManager.validateToken(proxyToken);
    Assert.assertNotNull(userFromProxyTokenValidation);
    Assert.assertEquals(userFromProxyTokenValidation.getUserName(), userDAO.getUserName());
    Assert.assertEquals(userFromProxyTokenValidation.getAttributes().size(), userDAO.getAttributes().size());
    Assert.assertTrue(userFromProxyTokenValidation.getAttributes().containsAll(userDAO.getAttributes()));
    Assert.assertEquals(userFromProxyTokenValidation.getGroups().size(), userDAO.getGroups().size());
    Assert.assertTrue(userFromProxyTokenValidation.getGroups().containsAll(userDAO.getGroups()));
    // Make sure that once a proxy token is created for a user, it gets reused from then on
    final String proxyToken2 = _tokenManager.getProxyToken(userDAO);
    Assert.assertNotNull(proxyToken2);
    Assert.assertEquals(proxyToken2, proxyToken);
    // simulate logout by deleting the authtoken that we created earlier
    _tokenManager.deleteToken(token.toString());
    StorageOSUserDAO deletedUser = _tokenManager.validateToken(token);
    Assert.assertNull(deletedUser);
    StorageOSUserDAO userIsStillThere = _tokenManager.validateToken(proxyToken2);
    Assert.assertNotNull(userIsStillThere);
    Assert.assertEquals(userIsStillThere.getUserName(), userDAO.getUserName());
    Assert.assertFalse(userIsStillThere.getInactive());
    // Relogin. Get new auth and proxy tokens. Force expiration of auth token.
    // Test that proxy token still works.
    StorageOSUserDAO userDAO2 = new StorageOSUserDAO();
    userDAO2.setUserName("user222");
    userDAO2.setIsLocal(true);
    userDAO2.setId((URIUtil.createId(StorageOSUserDAO.class)));
    _dbClient.persistObject(userDAO2);
    final String shortLivedTokenRaw = _tokenManager.getToken(userDAO2);
    Assert.assertNotNull(shortLivedTokenRaw);
    TokenOnWire sltw = _encoder.decode(shortLivedTokenRaw);
    final String proxyToken3 = _tokenManager.getProxyToken(userDAO2);
    Assert.assertNotNull(proxyToken3);
    Token shortLivedToken = _dbClient.queryObject(Token.class, sltw.getTokenId());
    Assert.assertNotNull(shortLivedToken);
    shortLivedToken.setLastAccessTime((System.currentTimeMillis() / (60 * 1000)) - 3);
    _dbClient.persistObject(shortLivedToken);
    // validate that auth token is gone
    deletedUser = _tokenManager.validateToken(shortLivedTokenRaw);
    Assert.assertNull(deletedUser);
    // validate that proxy token still works.
    userIsStillThere = _tokenManager.validateToken(proxyToken3);
    Assert.assertNotNull(userIsStillThere);
    Assert.assertEquals(userIsStillThere.getUserName(), userDAO2.getUserName());
    Assert.assertFalse(userIsStillThere.getInactive());
    // Test that after proxy token gets deleted, the userDao is gone or marked inactive
    // (its auth token has been expired above so proxy token was the last token)
    _tokenManager.deleteAllTokensForUser(userDAO2.getUserName(), true);
    StorageOSUserDAO inactiveUser = _dbClient.queryObject(StorageOSUserDAO.class, userDAO2.getId());
    Assert.assertTrue(inactiveUser == null || inactiveUser.getInactive() == true);
    // case sensitive username and proxy token optional deletion tests
    StorageOSUserDAO userDAOBlah = new StorageOSUserDAO();
    userDAOBlah.setUserName("user-blah");
    userDAOBlah.setIsLocal(true);
    final String blahToken = _tokenManager.getToken(userDAOBlah);
    Assert.assertNotNull(blahToken);
    TokenOnWire decoded = _encoder.decode(blahToken);
    final String blahProxyToken = _tokenManager.getProxyToken(userDAOBlah);
    Assert.assertNotNull(blahProxyToken);
    userDAOBlah = new StorageOSUserDAO();
    userDAOBlah.setUserName("User-Blah");
    userDAOBlah.setIsLocal(true);
    final String blahToken2 = _tokenManager.getToken(userDAOBlah);
    Assert.assertNotNull(blahToken2);
    TokenOnWire decoded2 = _encoder.decode(blahToken2);
    final String blahProxyToken2 = _tokenManager.getProxyToken(userDAOBlah);
    Assert.assertNotNull(blahProxyToken2);
    Token blahTokenObj = _dbClient.queryObject(Token.class, decoded.getTokenId());
    Token blahTokenObj2 = _dbClient.queryObject(Token.class, decoded2.getTokenId());
    Assert.assertEquals(blahTokenObj.getUserId(), blahTokenObj2.getUserId());
    Assert.assertEquals(blahProxyToken, blahProxyToken2);
    _tokenManager.deleteAllTokensForUser("user-BLAH", false);
    blahTokenObj = _dbClient.queryObject(Token.class, decoded.getTokenId());
    blahTokenObj2 = _dbClient.queryObject(Token.class, decoded2.getTokenId());
    Assert.assertNull(blahTokenObj);
    Assert.assertNull(blahTokenObj2);
    Assert.assertNull(_tokenManager.validateToken(blahToken));
    Assert.assertNotNull(_tokenManager.validateToken(blahProxyToken));
    _tokenManager.deleteAllTokensForUser("user-BLAH", true);
    Assert.assertNull(_tokenManager.validateToken(blahProxyToken));
}

Example 5 with TokenOnWire

use of com.emc.storageos.security.authentication.TokenOnWire in project coprhd-controller by CoprHD.

the class TokenManagerTests method testCrossVDCTokenValidation.

/**
 * testCrossVDCTokenValidation
 * Tests that a token from VDC2 and VDC3 can both be validated in VDC1
 * given that VDC1's cache has these tokens and keys available.
 *
 * @throws Exception
 */
@Test
public void testCrossVDCTokenValidation() throws Exception {
    commonDefaultSetupForSingleNodeTests();
    TokenMaxLifeValuesHolder holder = new TokenMaxLifeValuesHolder();
    // VDC1 (validator)
    CoordinatorClient coordinatorVDC1 = new TestCoordinator();
    InterVDCTokenCacheHelper cacheHelperVDC1 = new InterVDCTokenCacheHelper();
    cacheHelperVDC1.setCoordinator(coordinatorVDC1);
    cacheHelperVDC1.setDbClient(_dbClient);
    cacheHelperVDC1.setMaxLifeValuesHolder(holder);
    TokenKeyGenerator tokenKeyGeneratorVDC1 = new TokenKeyGenerator();
    tokenKeyGeneratorVDC1.setTokenMaxLifeValuesHolder(holder);
    Base64TokenEncoder encoderVDC1 = new Base64TokenEncoder();
    encoderVDC1.setCoordinator(coordinatorVDC1);
    encoderVDC1.setInterVDCTokenCacheHelper(cacheHelperVDC1);
    encoderVDC1.setTokenKeyGenerator(tokenKeyGeneratorVDC1);
    encoderVDC1.managerInit();
    CassandraTokenManager tokenManagerVDC1 = new CassandraTokenManager();
    tokenManagerVDC1.setDbClient(_dbClient);
    tokenManagerVDC1.setCoordinator(coordinatorVDC1);
    tokenManagerVDC1.setInterVDCTokenCacheHelper(cacheHelperVDC1);
    tokenManagerVDC1.setTokenEncoder(encoderVDC1);
    tokenManagerVDC1.setTokenMaxLifeValuesHolder(holder);
    // VDC2 (creator of token)
    CoordinatorClient coordinatorVDC2 = new TestCoordinator();
    TokenKeyGenerator tokenKeyGeneratorVDC2 = new TokenKeyGenerator();
    tokenKeyGeneratorVDC2.setTokenMaxLifeValuesHolder(holder);
    Base64TokenEncoder encoderVDC2 = new Base64TokenEncoder();
    encoderVDC2.setCoordinator(coordinatorVDC2);
    encoderVDC2.setTokenKeyGenerator(tokenKeyGeneratorVDC2);
    encoderVDC2.managerInit();
    CassandraTokenManager tokenManagerVDC2 = new CassandraTokenManager();
    tokenManagerVDC2.setDbClient(_dbClient);
    tokenManagerVDC2.setCoordinator(coordinatorVDC2);
    tokenManagerVDC2.setTokenEncoder(encoderVDC2);
    tokenManagerVDC2.setTokenMaxLifeValuesHolder(holder);
    // VDC3 (creator of token)
    CoordinatorClient coordinatorVDC3 = new TestCoordinator();
    TokenKeyGenerator tokenKeyGeneratorVDC3 = new TokenKeyGenerator();
    tokenKeyGeneratorVDC3.setTokenMaxLifeValuesHolder(holder);
    Base64TokenEncoder encoderVDC3 = new Base64TokenEncoder();
    encoderVDC3.setCoordinator(coordinatorVDC3);
    encoderVDC3.setTokenKeyGenerator(tokenKeyGeneratorVDC3);
    encoderVDC3.managerInit();
    CassandraTokenManager tokenManagerVDC3 = new CassandraTokenManager();
    tokenManagerVDC3.setDbClient(_dbClient);
    tokenManagerVDC3.setCoordinator(coordinatorVDC3);
    tokenManagerVDC3.setTokenEncoder(encoderVDC3);
    tokenManagerVDC3.setTokenMaxLifeValuesHolder(holder);
    // VDC2 create a token
    // set VdcUtil localvdcid to vdc2 to resulting token is identified as such
    VirtualDataCenter localVdc = VdcUtil.getLocalVdc();
    localVdc.setShortId("vdc2");
    _dbClient.persistObject(localVdc);
    VdcUtil.invalidateVdcUrnCache();
    StorageOSUserDAO userDAOVDC2 = new StorageOSUserDAO();
    userDAOVDC2.setUserName("user1@domain.com");
    userDAOVDC2.setIsLocal(false);
    String tokenVDC2 = tokenManagerVDC2.getToken(userDAOVDC2);
    Assert.assertNotNull(tokenVDC2);
    TokenOnWire twVDC2 = encoderVDC2.decode(tokenVDC2);
    final Token tokenObjVDC2 = _dbClient.queryObject(Token.class, twVDC2.getTokenId());
    Assert.assertNotNull(tokenObjVDC2);
    URI userIdVDC2 = tokenObjVDC2.getUserId();
    Assert.assertNotNull(userIdVDC2);
    final StorageOSUserDAO gotUserVDC2 = tokenManagerVDC2.validateToken(tokenVDC2);
    Assert.assertNotNull(gotUserVDC2);
    // because we are running this on the same "db" as opposed to 2 different VDCs,
    // there will be a conflict when caching the token, since the original is already there
    // with the same id. So we are changing the token id and user record id for this
    // purpose.
    tokenObjVDC2.setId(URIUtil.createId(Token.class));
    gotUserVDC2.setId(URIUtil.createId(StorageOSUserDAO.class));
    tokenObjVDC2.setUserId(gotUserVDC2.getId());
    TokenOnWire tokenToBeCachedVDC2 = TokenOnWire.createTokenOnWire(tokenObjVDC2);
    // this re-encoded alternate token is the token that will be cached and validated
    // from cache.
    final String newEncodedVDC2 = encoderVDC2.encode(tokenToBeCachedVDC2);
    // VDC3 create a token
    // set VdcUtil localvdcid to vdc3 to resulting token is identified as such
    localVdc.setShortId("vdc3");
    _dbClient.persistObject(localVdc);
    VdcUtil.invalidateVdcUrnCache();
    StorageOSUserDAO userDAOVDC3 = new StorageOSUserDAO();
    userDAOVDC3.setUserName("user2@domain.com");
    userDAOVDC3.setIsLocal(false);
    String tokenVDC3 = tokenManagerVDC3.getToken(userDAOVDC3);
    Assert.assertNotNull(tokenVDC3);
    TokenOnWire twVDC3 = encoderVDC3.decode(tokenVDC3);
    final Token tokenObjVDC3 = _dbClient.queryObject(Token.class, twVDC3.getTokenId());
    Assert.assertNotNull(tokenObjVDC3);
    URI userIdVDC3 = tokenObjVDC3.getUserId();
    Assert.assertNotNull(userIdVDC3);
    final StorageOSUserDAO gotUserVDC3 = tokenManagerVDC3.validateToken(tokenVDC3);
    Assert.assertNotNull(gotUserVDC3);
    tokenObjVDC3.setId(URIUtil.createId(Token.class));
    gotUserVDC3.setId(URIUtil.createId(StorageOSUserDAO.class));
    tokenObjVDC3.setUserId(gotUserVDC3.getId());
    TokenOnWire tokenToBeCachedVDC3 = TokenOnWire.createTokenOnWire(tokenObjVDC3);
    // this re-encoded alternate token is the token that will be cached and validated
    // from cache.
    final String newEncodedVDC3 = encoderVDC3.encode(tokenToBeCachedVDC3);
    // Cache VDC2 &3's tokens and keys in VDC1.cache
    TokenKeysBundle bundleVDC2 = tokenKeyGeneratorVDC2.readBundle();
    TokenKeysBundle bundleVDC3 = tokenKeyGeneratorVDC3.readBundle();
    TokenResponseArtifacts artifactsVDC2 = new TokenResponseArtifacts(gotUserVDC2, tokenObjVDC2, bundleVDC2);
    TokenResponseArtifacts artifactsVDC3 = new TokenResponseArtifacts(gotUserVDC3, tokenObjVDC3, bundleVDC3);
    cacheHelperVDC1.cacheForeignTokenAndKeys(artifactsVDC2, "vdc2");
    cacheHelperVDC1.cacheForeignTokenAndKeys(artifactsVDC3, "vdc3");
    Assert.assertEquals(2, cacheHelperVDC1.getAllCachedBundles().size());
    // Validate both tokens using VDC1
    // set VdcUtil localvdcid to vdc1 to resulting token is identified as such
    localVdc.setShortId("vdc1");
    _dbClient.persistObject(localVdc);
    VdcUtil.invalidateVdcUrnCache();
    StorageOSUserDAO userValidate = tokenManagerVDC1.validateToken(newEncodedVDC2);
    Assert.assertNotNull(userValidate);
    Assert.assertEquals(userValidate.getUserName(), userDAOVDC2.getUserName());
    StorageOSUserDAO userValidate2 = tokenManagerVDC1.validateToken(newEncodedVDC3);
    Assert.assertNotNull(userValidate2);
    Assert.assertEquals(userValidate2.getUserName(), userDAOVDC3.getUserName());
}