Package org.infinispan.statetransfer

Examples of org.infinispan.statetransfer.StateTransferManager

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   public static void waitForRehashToComplete(Cache... caches) {
      int gracetime = 90000; // 90 seconds
      long giveup = System.currentTimeMillis() + gracetime;
      for (Cache c : caches) {
         StateTransferManager stateTransferManager = extractComponent(c, StateTransferManager.class);
         DefaultRebalancePolicy rebalancePolicy = (DefaultRebalancePolicy) TestingUtil.extractGlobalComponent(c.getCacheManager(), RebalancePolicy.class);
         Address cacheAddress = c.getAdvancedCache().getRpcManager().getAddress();
         while (true) {
            CacheTopology cacheTopology = stateTransferManager.getCacheTopology();
            boolean rebalanceInProgress = stateTransferManager.isStateTransferInProgress();
            boolean chIsBalanced = !rebalanceInProgress && rebalancePolicy.isBalanced(cacheTopology.getCurrentCH());
            boolean chContainsAllMembers = cacheTopology.getCurrentCH().getMembers().size() == caches.length;
            if (chIsBalanced && chContainsAllMembers)
               break;
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         }
      }
   }

   private void handleWithWaitForBlocks(final CacheRpcCommand cmd, final ComponentRegistry cr, final org.jgroups.blocks.Response response, boolean preserveOrder) throws Throwable {
      StateTransferManager stm = cr.getStateTransferManager();
      // We must have completed the join before handling commands
      // (even if we didn't complete the initial state transfer)
      if (!stm.isJoinComplete()) {
         reply(response, null);
         return;
      } else if (cmd instanceof TotalOrderPrepareCommand && !stm.ownsData()) {
         reply(response, null);
         return;
      }

      CommandsFactory commandsFactory = cr.getCommandsFactory();
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      getStateTransferManager(cacheName).applyState(i);
   }

   @Override
   public void generateState(String cacheName, OutputStream o) throws StateTransferException {
      StateTransferManager manager = getStateTransferManager(cacheName);
      if (manager == null) {
         ObjectOutput oo = null;
         try {
            oo = marshaller.startObjectOutput(o, false);
            // Not started yet, so send started flag false
            marshaller.objectToObjectStream(false, oo);
         } catch (Exception e) {
            throw new StateTransferException(e);
         } finally {
            marshaller.finishObjectOutput(oo);
         }
      } else {
         manager.generateState(o);
      }
   }
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      this.globalConfiguration = globalConfiguration;
      this.cacheViewsManager = cacheViewsManager;
   }

   private boolean hasJoinStarted(final ComponentRegistry componentRegistry) throws InterruptedException {
      StateTransferManager stateTransferManager = componentRegistry.getStateTransferManager();
      return stateTransferManager == null || stateTransferManager.hasJoinStarted();
   }
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   public void applyState(String cacheName, InputStream i) throws StateTransferException {
      getStateTransferManager(cacheName).applyState(i);
   }

   public void generateState(String cacheName, OutputStream o) throws StateTransferException {
      StateTransferManager manager = getStateTransferManager(cacheName);
      if (manager == null) {
         ObjectOutput oo = null;
         try {
            oo = marshaller.startObjectOutput(o, false);
            // Not started yet, so send started flag false
            marshaller.objectToObjectStream(false, oo);
         } catch (Exception e) {
            throw new StateTransferException(e);
         } finally {
            marshaller.finishObjectOutput(oo);
         }
      } else {
         manager.generateState(o);
      }
   }
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         }
      }
   }

   private Response handleWithWaitForBlocks(final CacheRpcCommand cmd, final ComponentRegistry cr) throws Throwable {
      StateTransferManager stm = cr.getStateTransferManager();
      // We must have completed the join before handling commands
      // (even if we didn't complete the initial state transfer)
      if (!stm.isJoinComplete())
         return null;

      Response resp = handleInternal(cmd, cr);

      // A null response is valid and OK ...
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   public static void waitForRehashToComplete(Cache... caches) {
      int gracetime = 90000; // 90 seconds
      long giveup = System.currentTimeMillis() + gracetime;
      for (Cache c : caches) {
         StateTransferManager stateTransferManager = extractComponent(c, StateTransferManager.class);
         DefaultRebalancePolicy rebalancePolicy = (DefaultRebalancePolicy) TestingUtil.extractGlobalComponent(c.getCacheManager(), RebalancePolicy.class);
         Address cacheAddress = c.getAdvancedCache().getRpcManager().getAddress();
         while (true) {
            CacheTopology cacheTopology = stateTransferManager.getCacheTopology();
            boolean rebalanceInProgress = stateTransferManager.isStateTransferInProgress();
            boolean chIsBalanced = !rebalanceInProgress && rebalancePolicy.isBalanced(cacheTopology.getCurrentCH());
            boolean chContainsAllMembers = cacheTopology.getCurrentCH().getMembers().size() == caches.length;
            if (chIsBalanced && chContainsAllMembers)
               break;
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      });

      EntryFactory entryFactory = mock(EntryFactory.class);
      DataContainer dataContainer = mock(DataContainer.class);
      LockManager lockManager = mock(LockManager.class);
      StateTransferManager stateTransferManager = mock(StateTransferManager.class);

      TestAddress A = new TestAddress(0, "A");
      TestAddress B = new TestAddress(1, "B");
      List<Address> members1 = new ArrayList<Address>();
      List<Address> members2 = new ArrayList<Address>();
      members1.add(A);
      members2.add(A);
      members2.add(B);
      ReplicatedConsistentHash readCh = new ReplicatedConsistentHash(members1);
      ReplicatedConsistentHash writeCh = new ReplicatedConsistentHash(members2);
      final CacheTopology cacheTopology = new CacheTopology(1, readCh, writeCh);
      when(stateTransferManager.getCacheTopology()).thenAnswer(new Answer<CacheTopology>() {
         @Override
         public CacheTopology answer(InvocationOnMock invocation) {
            return cacheTopology;
         }
      });
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   public void testMinViewId1() throws Exception {
      final TransactionTable tt0 = TestingUtil.getTransactionTable(cache(0));
      final TransactionTable tt1 = TestingUtil.getTransactionTable(cache(1));

      StateTransferManager stateTransferManager0 = TestingUtil.extractComponent(cache(0), StateTransferManager.class);
      final int topologyId = stateTransferManager0.getCacheTopology().getTopologyId();

      assertEquals(tt0.getMinTopologyId(), topologyId);
      assertEquals(tt1.getMinTopologyId(), topologyId);

      //add a new cache and check that min view is updated
      log.trace("Adding new node ..");
      addClusterEnabledCacheManager(c);
      waitForClusterToForm();
      log.trace("New node added.");

      final int topologyId2 = stateTransferManager0.getCacheTopology().getTopologyId();
      assertTrue(topologyId2 > topologyId);

      assertEquals(tt0.getMinTopologyId(), topologyId2);
      assertEquals(tt1.getMinTopologyId(), topologyId2);
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   public void testMinViewId2() throws Exception {
      final TransactionTable tt0 = TestingUtil.getTransactionTable(cache(0));
      final TransactionTable tt1 = TestingUtil.getTransactionTable(cache(1));

      StateTransferManager stateTransferManager0 = TestingUtil.extractComponent(cache(0), StateTransferManager.class);
      final int topologyId = stateTransferManager0.getCacheTopology().getTopologyId();

      tm(1).begin();
      cache(1).put(getKeyForCache(0),"v");
      final DummyTransaction t = (DummyTransaction) tm(1).getTransaction();
      t.runPrepare();
      tm(1).suspend();

      eventually(new Condition() {
         @Override
         public boolean isSatisfied() throws Exception {
            return checkTxCount(0, 0, 1);
         }
      });

      log.trace("Adding new node ..");
      //add a new cache and check that min view is updated
      addClusterEnabledCacheManager(c);
      waitForClusterToForm();
      log.trace("New node added.");

      final int topologyId2 = stateTransferManager0.getCacheTopology().getTopologyId();
      assertTrue(topologyId2 > topologyId);

      assertEquals(tt0.getMinTopologyId(), topologyId);
      assertEquals(tt1.getMinTopologyId(), topologyId);
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Related Classes of org.infinispan.statetransfer.StateTransferManager

  • org.infinispan.distribution.rehash.StateResponseOrderingTest
  • org.infinispan.interceptors.ReplicationInterceptorTest
  • org.infinispan.lock.singlelock.MinViewIdCalculusTest
  • org.infinispan.partitionhandling.NumOwnersNodeCrashInSequenceTest
  • org.infinispan.remoting.InboundInvocationHandlerImpl
  • org.infinispan.test.TestingUtil
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