Package org.infinispan.statetransfer

Examples of org.infinispan.statetransfer.StateTransferManager

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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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   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 boolean isDefined(String cacheName) {
      return CacheContainer.DEFAULT_CACHE_NAME.equals(cacheName) || embeddedCacheManager.getCacheNames().contains(cacheName);
   }

   public void waitForStart(ComponentRegistry componentRegistry) throws InterruptedException {
      StateTransferManager stateTransferManager = componentRegistry.getComponent(StateTransferManager.class);
      if (stateTransferManager != null) {
         stateTransferManager.waitForJoinToComplete();
      }
   }
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         stateTransferManager.waitForJoinToComplete();
      }
   }

   public boolean hasJoinStarted(ComponentRegistry componentRegistry) throws InterruptedException {
      StateTransferManager stateTransferManager = componentRegistry.getComponent(StateTransferManager.class);
      if (stateTransferManager != null) {
         return stateTransferManager.hasJoinStarted();
      } else {
         return true;
      }
   }
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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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   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);

      final TransactionTable tt2 = TestingUtil.getTransactionTable(cache(2));
      eventually(new Condition() {
         @Override
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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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   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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      MagicKey k3 = new MagicKey("k3", cache(3));
      cache(1).put(k1, "v1");
      cache(2).put(k2, "v2");
      cache(3).put(k3, "v3");

      final StateTransferManager stm = cache(0).getAdvancedCache().getComponentRegistry().getStateTransferManager();
      int initialTopologyId = stm.getCacheTopology().getTopologyId();

      RpcManager rm = TestingUtil.extractComponent(cache(0), RpcManager.class);
      ControlledRpcManager crm = new ControlledRpcManager(rm);
      crm.blockBefore(StateRequestCommand.class);
      TestingUtil.replaceComponent(cache(0), RpcManager.class, crm, true);

      cache(3).stop();

      eventually(new Condition() {
         @Override
         public boolean isSatisfied() throws Exception {
            // Wait for the rebalance cache topology to be installed
            return stm.getCacheTopology().getPendingCH() != null;
         }
      });

      // Cache 0 didn't manage to send any StateRequestCommand yet.
      // We'll pretend it got a StateResponseCommand with an older topology id.
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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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