Package org.infinispan.tx.dld

Examples of org.infinispan.tx.dld.ControlledRpcManager

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      assertEquals(op.getValue(), nonOwnerCache.get(key));
   }

   private ControlledRpcManager blockStateResponseCommand(final Cache cache) throws InterruptedException {
      RpcManager rpcManager = TestingUtil.extractComponent(cache, RpcManager.class);
      ControlledRpcManager controlledRpcManager = new ControlledRpcManager(rpcManager);
      controlledRpcManager.blockBefore(StateResponseCommand.class);
      TestingUtil.replaceComponent(cache, RpcManager.class, controlledRpcManager, true);
      return controlledRpcManager;
   }
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      ClusterListener clusterListener = new ClusterListener();
      cache0.addListener(clusterListener);

      // Now we want to block the outgoing put to the backup owner
      RpcManager rpcManager = TestingUtil.extractComponent(cache1, RpcManager.class);
      ControlledRpcManager controlledRpcManager = new ControlledRpcManager(rpcManager);
      controlledRpcManager.blockBefore(PutKeyValueCommand.class);
      TestingUtil.replaceComponent(cache1, RpcManager.class, controlledRpcManager, true);

      final MagicKey key = new MagicKey(cache1, cache2);
      Future<String> future = fork(new Callable<String>() {
         @Override
         public String call() throws Exception {
            return cache0.put(key, FIRST_VALUE);
         }
      });

      // Wait until the primary owner has sent the put command successfully to  backup
      controlledRpcManager.waitForCommandToBlock(10, TimeUnit.SECONDS);

      // Kill the cache now
      TestingUtil.killCacheManagers(cache1.getCacheManager());

      // This should return null normally, but since it was retried it returns it's own value :(
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      return CacheMode.REPL_SYNC;
   }

   private void performTestOn(final Operation operation) throws Exception {
      final Object key = new MagicKey(cache(0), cache(1));
      final ControlledRpcManager controlledRpcManager = replaceRpcManager(cache(1));

      cache(0).put(key, "v1");

      operation.setCommandToBlock(controlledRpcManager);

      assertKeyValue(key, "v1");

      Future<Void> future = fork(new Callable<Void>() {
         @Override
         public Void call() throws Exception {
            operation.execute(cache(1), key, "v2");
            return null;
         }
      });

      controlledRpcManager.waitForCommandToBlock();

      cache(0).put(key, "v3");

      controlledRpcManager.stopBlocking();

      future.get();

      assertKeyValue(key, "v3");
   }
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      }
   }

   private ControlledRpcManager replaceRpcManager(Cache cache) {
      RpcManager rpcManager = TestingUtil.extractComponent(cache, RpcManager.class);
      ControlledRpcManager controlledRpcManager = new ControlledRpcManager(rpcManager);
      TestingUtil.replaceComponent(cache, RpcManager.class, controlledRpcManager, true);
      return controlledRpcManager;
   }
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      assertClusterSize("Wrong cluster size", 2);
      final Object key = "key1";
      assertKeyOwnership(key, cache(1), cache(0));
      final int currentTopologyId = currentTopologyId(cache(0));

      final ControlledRpcManager nodeARpcManager = replaceRpcManager(cache(0));
      final NodeController nodeAController = setNodeControllerIn(cache(0));
      setInitialPhaseForNodeA(nodeAController, currentTopologyId);
      final NodeController nodeBController = setNodeControllerIn(cache(1));
      setInitialPhaseForNodeB(nodeBController, currentTopologyId);
      final NewNode nodeC = addNode(currentTopologyId);

      //node A thinks that node B is the primary owner. Node B is blocking the prepare command until it thinks that
      //node C is the primary owner
      nodeAController.topologyManager.waitToBlock(BlockingLocalTopologyManager.LatchType.CONSISTENT_HASH_UPDATE);
      nodeARpcManager.blockAfter(VersionedPrepareCommand.class);
      //node C thinks that node B is the primary owner.
      //nodeC.controller.topologyManager.waitToBlock(BlockingLocalTopologyManager.LatchType.CONSISTENT_HASH_UPDATE);

      //after this waiting phase, node A thinks that node B is the primary owner, node B thinks that node C is the
      // primary owner and node C thinks that node B is the primary owner
      //lets execute the transaction...

      Future<Object> tx = executeTransaction(cache(0), key);

      //it waits until all nodes has replied. then, we change the topology ID and let it collect the responses.
      nodeARpcManager.waitForCommandToBlock();
      nodeAController.topologyManager.stopBlocking(BlockingLocalTopologyManager.LatchType.CONSISTENT_HASH_UPDATE);
      awaitForTopology(currentTopologyId + 2, cache(0));

      nodeARpcManager.stopBlocking();
      assertNull("Wrong put() return value.", tx.get());

      nodeAController.topologyManager.stopBlockingAll();
      nodeBController.topologyManager.stopBlockingAll();
      nodeC.controller.topologyManager.stopBlockingAll();
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      }
   }

   private ControlledRpcManager replaceRpcManager(Cache cache) {
      RpcManager manager = TestingUtil.extractComponent(cache, RpcManager.class);
      ControlledRpcManager controlledRpcManager = new ControlledRpcManager(manager);
      TestingUtil.replaceComponent(cache, RpcManager.class, controlledRpcManager, true);
      //rpcManagerList.add(controlledRpcManager);
      return controlledRpcManager;
   }
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   public void testScenario1() throws Exception {
      assertClusterSize("Wrong cluster size.", 2);
      final Object key = "key_s1";
      ownerCheckAndInit(cache(1), key, "v");

      final ControlledRpcManager rpcManager = replaceRpcManager(cache(0));
      final BlockingLocalTopologyManager topologyManager = replaceTopologyManager(manager(0));
      final int currentTopologyId = currentTopologyId(cache(0));

      rpcManager.blockBefore(ClusteredGetCommand.class);
      topologyManager.startBlocking(LatchType.REBALANCE);

      //remote get is processed in current topology id.
      Future<Object> remoteGetFuture = remoteGet(cache(0), key);
      rpcManager.waitForCommandToBlock();

      NewNode joiner = addNode();
      topologyManager.waitToBlock(LatchType.REBALANCE);

      //wait until the rebalance_start arrives in old owner and let the remote get go
      awaitForTopology(currentTopologyId + 1, cache(1));
      rpcManager.stopBlocking();

      //check the value returned and make sure that the requestor is still in currentTopologyId (consistency check)
      assertEquals("Wrong value from remote get.", "v", remoteGetFuture.get());
      assertTopologyId(currentTopologyId, cache(0));
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    */
   public void testScenario2() throws Exception {
      assertClusterSize("Wrong cluster size.", 2);
      final Object key = "key_s2";
      ownerCheckAndInit(cache(1), key, "v");
      final ControlledRpcManager rpcManager = replaceRpcManager(cache(0));
      final BlockingLocalTopologyManager topologyManager = replaceTopologyManager(manager(0));
      final int currentTopologyId = currentTopologyId(cache(0));

      rpcManager.blockBefore(ClusteredGetCommand.class);
      topologyManager.startBlocking(LatchType.CONFIRM_REBALANCE);

      //the remote get is triggered in the current topology id.
      Future<Object> remoteGetFuture = remoteGet(cache(0), key);
      rpcManager.waitForCommandToBlock();

      NewNode joiner = addNode();
      topologyManager.waitToBlock(LatchType.CONFIRM_REBALANCE);

      //wait until the rebalance start arrives in old owner and in the requestor. then let the remote get go.
      awaitForTopology(currentTopologyId + 1, cache(1));
      awaitForTopology(currentTopologyId + 1, cache(0));
      rpcManager.stopBlocking();

      //check the value returned and make sure that the requestor is in the correct topology id (consistency check)
      assertEquals("Wrong value from remote get.", "v", remoteGetFuture.get());
      assertTopologyId(currentTopologyId + 1, cache(0));

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    */
   public void testScenario3() throws Exception {
      assertClusterSize("Wrong cluster size.", 2);
      final Object key = "key_s3";
      ownerCheckAndInit(cache(1), key, "v");
      final ControlledRpcManager rpcManager = replaceRpcManager(cache(0));
      final BlockingLocalTopologyManager topologyManager = replaceTopologyManager(manager(0));
      final int currentTopologyId = currentTopologyId(cache(0));

      rpcManager.blockBefore(ClusteredGetCommand.class);
      topologyManager.startBlocking(LatchType.CONFIRM_REBALANCE);

      NewNode joiner = addNode();
      topologyManager.waitToBlock(LatchType.CONFIRM_REBALANCE);

      //consistency check
      awaitForTopology(currentTopologyId + 1, cache(0));

      //the remote get is triggered after the rebalance_start and before the confirm_rebalance.
      Future<Object> remoteGetFuture = remoteGet(cache(0), key);
      rpcManager.waitForCommandToBlock();

      //wait until the rebalance_start arrives in old owner
      awaitForTopology(currentTopologyId + 1, cache(1));
      rpcManager.stopBlocking();

      //check the value returned and make sure that the requestor is in the correct topology id (consistency check)
      assertEquals("Wrong value from remote get.", "v", remoteGetFuture.get());
      assertTopologyId(currentTopologyId + 1, cache(0));

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    */
   public void testScenario4() throws Exception {
      assertClusterSize("Wrong cluster size.", 2);
      final Object key = "key_s4";
      ownerCheckAndInit(cache(1), key, "v");
      final ControlledRpcManager rpcManager = replaceRpcManager(cache(0));
      final BlockingLocalTopologyManager topologyManager = replaceTopologyManager(manager(0));
      final int currentTopologyId = currentTopologyId(cache(0));

      rpcManager.blockBefore(ClusteredGetCommand.class);
      topologyManager.startBlocking(LatchType.CONSISTENT_HASH_UPDATE);

      //consistency check. the remote get is triggered
      assertTopologyId(currentTopologyId, cache(0));
      Future<Object> remoteGetFuture = remoteGet(cache(0), key);
      rpcManager.waitForCommandToBlock();

      NewNode joiner = addNode(LatchType.CONSISTENT_HASH_UPDATE);
      topologyManager.waitToBlock(LatchType.CONSISTENT_HASH_UPDATE);

      //wait until the consistent_hash_update arrives in old owner. Also, awaits until the requestor receives the
      //rebalance_start.
      awaitForTopology(currentTopologyId + 2, cache(1));
      awaitForTopology(currentTopologyId + 1, cache(0));
      awaitUntilNotInDataContainer(cache(1), key);
      joiner.localTopologyManager.waitToBlock(LatchType.CONSISTENT_HASH_UPDATE);
      rpcManager.stopBlocking();

      //check the value returned and make sure that the requestor is in the correct topology id (consistency check)
      assertEquals("Wrong value from remote get.", "v", remoteGetFuture.get());
      assertTopologyId(currentTopologyId + 1, cache(0));

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Related Classes of org.infinispan.tx.dld.ControlledRpcManager

  • org.infinispan.api.ReplicatedNonTxCacheTest
  • org.infinispan.atomic.AtomicMapStateTransferTest
  • org.infinispan.atomic.BaseAtomicMapLockingTest
  • org.infinispan.distribution.DistSyncL1FuncTest
  • org.infinispan.distribution.DistSyncTxL1FuncTest
  • org.infinispan.distribution.rehash.BaseTxStateTransferOverwriteTest
  • org.infinispan.distribution.rehash.NonTxJoinerBecomingBackupOwnerTest
  • org.infinispan.distribution.rehash.NonTxPrimaryOwnerLeavingTest
  • org.infinispan.distribution.rehash.NonTxStateTransferOverwritingValue2Test
  • org.infinispan.distribution.rehash.NonTxStateTransferOverwritingValueTest
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