Examples with InternalCache org.apache.geode.internal.cache.InternalCache used on opensource projects

Example 96 with InternalCache

use of org.apache.geode.internal.cache.InternalCache in project geode by apache.

the class InternalDataSerializer method sendRegistrationMessageToClients.

private static void sendRegistrationMessageToClients(DataSerializer dataSerializer) {
    InternalCache cache = GemFireCacheImpl.getInstance();
    if (cache == null) {
        // we can't propagate it to clients
        return;
    }
    byte[][] serializedDataSerializer = new byte[2][];
    try {
        serializedDataSerializer[0] = CacheServerHelper.serialize(dataSerializer.getClass().toString().substring(6));
        byte[] idBytes = new byte[4];
        Part.encodeInt(dataSerializer.getId(), idBytes);
        serializedDataSerializer[1] = idBytes;
    } catch (IOException ignored) {
        if (logger.isTraceEnabled(LogMarker.SERIALIZER)) {
            logger.trace(LogMarker.SERIALIZER, "InternalDataSerializer encountered an IOException while serializing DataSerializer :{}", dataSerializer);
        }
    }
    ClientDataSerializerMessage clientDataSerializerMessage = new ClientDataSerializerMessage(EnumListenerEvent.AFTER_REGISTER_DATASERIALIZER, serializedDataSerializer, (ClientProxyMembershipID) dataSerializer.getContext(), (EventID) dataSerializer.getEventId(), new Class[][] { dataSerializer.getSupportedClasses() });
    // Deliver it to all the clients
    CacheClientNotifier.routeClientMessage(clientDataSerializerMessage);
}

Example 97 with InternalCache

use of org.apache.geode.internal.cache.InternalCache in project geode by apache.

the class PartitionMessage method process.

/**
   * Upon receipt of the message, both process the message and send an acknowledgement, not
   * necessarily in that order. Note: Any hang in this message may cause a distributed deadlock for
   * those threads waiting for an acknowledgement.
   * 
   * @throws PartitionedRegionException if the region does not exist (typically, if it has been
   *         destroyed)
   */
@Override
public void process(final DistributionManager dm) {
    Throwable thr = null;
    boolean sendReply = true;
    PartitionedRegion pr = null;
    long startTime = 0;
    EntryLogger.setSource(getSender(), "PR");
    try {
        if (checkCacheClosing(dm) || checkDSClosing(dm)) {
            thr = new CacheClosedException(LocalizedStrings.PartitionMessage_REMOTE_CACHE_IS_CLOSED_0.toLocalizedString(dm.getId()));
            return;
        }
        pr = getPartitionedRegion();
        if (pr == null && failIfRegionMissing()) {
            // if the distributed system is disconnecting, don't send a reply saying
            // the partitioned region can't be found (bug 36585)
            thr = new ForceReattemptException(LocalizedStrings.PartitionMessage_0_COULD_NOT_FIND_PARTITIONED_REGION_WITH_ID_1.toLocalizedString(dm.getDistributionManagerId(), regionId));
            // reply sent in finally block below
            return;
        }
        if (pr != null) {
            startTime = getStartPartitionMessageProcessingTime(pr);
        }
        thr = UNHANDLED_EXCEPTION;
        InternalCache cache = getInternalCache();
        if (cache == null) {
            throw new ForceReattemptException(LocalizedStrings.PartitionMessage_REMOTE_CACHE_IS_CLOSED_0.toLocalizedString());
        }
        TXManagerImpl txMgr = getTXManagerImpl(cache);
        TXStateProxy tx = txMgr.masqueradeAs(this);
        if (tx == null) {
            sendReply = operateOnPartitionedRegion(dm, pr, startTime);
        } else {
            try {
                if (txMgr.isClosed()) {
                    // NO DISTRIBUTED MESSAGING CAN BE DONE HERE!
                    sendReply = false;
                } else if (tx.isInProgress()) {
                    sendReply = operateOnPartitionedRegion(dm, pr, startTime);
                    tx.updateProxyServer(this.getSender());
                }
            } finally {
                txMgr.unmasquerade(tx);
            }
        }
        thr = null;
    } catch (ForceReattemptException fre) {
        thr = fre;
    } catch (DataLocationException fre) {
        thr = new ForceReattemptException(fre.getMessage(), fre);
    } catch (DistributedSystemDisconnectedException se) {
        // bug 37026: this is too noisy...
        // throw new CacheClosedException("remote system shutting down");
        // thr = se; cache is closed, no point trying to send a reply
        thr = null;
        sendReply = false;
        if (logger.isDebugEnabled()) {
            logger.debug("shutdown caught, abandoning message: {}", se.getMessage(), se);
        }
    } catch (RegionDestroyedException | RegionNotFoundException rde) {
        // [bruce] RDE does not always mean that the sender's region is also
        // destroyed, so we must send back an exception. If the sender's
        // region is also destroyed, who cares if we send it an exception
        // if (pr != null && pr.isClosed) {
        thr = new ForceReattemptException(LocalizedStrings.PartitionMessage_REGION_IS_DESTROYED_IN_0.toLocalizedString(dm.getDistributionManagerId()), rde);
    // }
    } catch (VirtualMachineError err) {
        SystemFailure.initiateFailure(err);
        // now, so don't let this thread continue.
        throw err;
    } catch (Throwable t) {
        // Whenever you catch Error or Throwable, you must also
        // catch VirtualMachineError (see above). However, there is
        // _still_ a possibility that you are dealing with a cascading
        // error condition, so you also need to check to see if the JVM
        // is still usable:
        SystemFailure.checkFailure();
        // log the exception at fine level if there is no reply to the message
        thr = null;
        if (sendReply) {
            if (!checkDSClosing(dm)) {
                thr = t;
            } else {
                // don't pass arbitrary runtime exceptions and errors back if this
                // cache/vm is closing
                thr = new ForceReattemptException(LocalizedStrings.PartitionMessage_DISTRIBUTED_SYSTEM_IS_DISCONNECTING.toLocalizedString());
            }
        }
        if (logger.isTraceEnabled(LogMarker.DM) && t instanceof RuntimeException) {
            logger.trace(LogMarker.DM, "Exception caught while processing message: {}", t.getMessage(), t);
        }
    } finally {
        if (sendReply) {
            ReplyException rex = null;
            if (thr != null) {
                // don't transmit the exception if this message was to a listener
                // and this listener is shutting down
                boolean excludeException = this.notificationOnly && ((thr instanceof CancelException) || (thr instanceof ForceReattemptException));
                if (!excludeException) {
                    rex = new ReplyException(thr);
                }
            }
            // Send the reply if the operateOnPartitionedRegion returned true
            sendReply(getSender(), this.processorId, dm, rex, pr, startTime);
            EntryLogger.clearSource();
        }
    }
}

Example 98 with InternalCache

use of org.apache.geode.internal.cache.InternalCache in project geode by apache.

the class PartitionedRegionRebalanceOp method execute.

/**
   * Do the actual rebalance
   * 
   * @return the details of the rebalance.
   */
public Set<PartitionRebalanceInfo> execute() {
    long start = System.nanoTime();
    InternalResourceManager resourceManager = InternalResourceManager.getInternalResourceManager(leaderRegion.getCache());
    MembershipListener listener = new MembershipChangeListener();
    if (isRebalance) {
        InternalResourceManager.getResourceObserver().rebalancingStarted(targetRegion);
    } else {
        InternalResourceManager.getResourceObserver().recoveryStarted(targetRegion);
    }
    RecoveryLock lock = null;
    try {
        if (!checkAndSetColocatedRegions()) {
            return Collections.emptySet();
        }
        // have full redundancy.
        if (!isRebalanceNecessary()) {
            return Collections.emptySet();
        }
        if (!simulate) {
            lock = leaderRegion.getRecoveryLock();
            lock.lock();
        }
        // have fixed it already.
        if (!isRebalanceNecessary()) {
            return Collections.emptySet();
        }
        // register a listener to notify us if the new members leave or join.
        // When a membership change occurs, we want to restart the rebalancing
        // from the beginning.
        // TODO rebalance - we should really add a membership listener to ALL of
        // the colocated regions.
        leaderRegion.getRegionAdvisor().addMembershipListener(listener);
        PartitionedRegionLoadModel model = null;
        InternalCache cache = leaderRegion.getCache();
        Map<PartitionedRegion, InternalPRInfo> detailsMap = fetchDetails(cache);
        BucketOperatorWrapper serialOperator = getBucketOperator(detailsMap);
        ParallelBucketOperator parallelOperator = new ParallelBucketOperator(MAX_PARALLEL_OPERATIONS, cache.getDistributionManager().getWaitingThreadPool(), serialOperator);
        model = buildModel(parallelOperator, detailsMap, resourceManager);
        for (PartitionRebalanceDetailsImpl details : serialOperator.getDetailSet()) {
            details.setPartitionMemberDetailsBefore(model.getPartitionedMemberDetails(details.getRegionPath()));
        }
        director.initialize(model);
        for (; ; ) {
            if (cancelled.get()) {
                return Collections.emptySet();
            }
            if (membershipChange) {
                membershipChange = false;
                // refetch the partitioned region details after
                // a membership change.
                debug("Rebalancing {} detected membership changes. Refetching details", leaderRegion);
                if (this.stats != null) {
                    this.stats.incRebalanceMembershipChanges(1);
                }
                model.waitForOperations();
                detailsMap = fetchDetails(cache);
                model = buildModel(parallelOperator, detailsMap, resourceManager);
                director.membershipChanged(model);
            }
            leaderRegion.checkClosed();
            cache.getCancelCriterion().checkCancelInProgress(null);
            if (logger.isDebugEnabled()) {
                logger.debug("Rebalancing {} Model:{}\n", leaderRegion, model);
            }
            if (!director.nextStep()) {
                // Stop when the director says we can't rebalance any more.
                break;
            }
        }
        debug("Rebalancing {} complete. Model:{}\n", leaderRegion, model);
        long end = System.nanoTime();
        for (PartitionRebalanceDetailsImpl details : serialOperator.getDetailSet()) {
            if (!simulate) {
                details.setTime(end - start);
            }
            details.setPartitionMemberDetailsAfter(model.getPartitionedMemberDetails(details.getRegionPath()));
        }
        return Collections.<PartitionRebalanceInfo>unmodifiableSet(serialOperator.getDetailSet());
    } finally {
        if (lock != null) {
            try {
                lock.unlock();
            } catch (CancelException e) {
            // lock service has been destroyed
            } catch (Exception e) {
                logger.error(LocalizedMessage.create(LocalizedStrings.PartitionedRegionRebalanceOp_UNABLE_TO_RELEASE_RECOVERY_LOCK), e);
            }
        }
        try {
            if (isRebalance) {
                InternalResourceManager.getResourceObserver().rebalancingFinished(targetRegion);
            } else {
                InternalResourceManager.getResourceObserver().recoveryFinished(targetRegion);
            }
        } catch (Exception e) {
            logger.error(LocalizedMessage.create(LocalizedStrings.PartitionedRegionRebalanceOp_ERROR_IN_RESOURCE_OBSERVER), e);
        }
        try {
            leaderRegion.getRegionAdvisor().removeMembershipListener(listener);
        } catch (Exception e) {
            logger.error(LocalizedMessage.create(LocalizedStrings.PartitionedRegionRebalanceOp_ERROR_IN_RESOURCE_OBSERVER), e);
        }
    }
}

Example 99 with InternalCache

use of org.apache.geode.internal.cache.InternalCache in project geode by apache.

the class GetPdxTypes70 method cmdExecute.

@Override
public void cmdExecute(Message clientMessage, ServerConnection serverConnection, long start) throws IOException, ClassNotFoundException {
    serverConnection.setAsTrue(REQUIRES_RESPONSE);
    if (logger.isDebugEnabled()) {
        logger.debug("{}: Received get pdx types from {}", serverConnection.getName(), serverConnection.getSocketString());
    }
    Map<Integer, PdxType> types;
    try {
        InternalCache cache = serverConnection.getCache();
        types = cache.getPdxRegistry().typeMap();
    } catch (Exception e) {
        writeException(clientMessage, e, false, serverConnection);
        serverConnection.setAsTrue(RESPONDED);
        return;
    }
    Message responseMsg = serverConnection.getResponseMessage();
    responseMsg.setMessageType(MessageType.RESPONSE);
    responseMsg.setNumberOfParts(1);
    responseMsg.setTransactionId(clientMessage.getTransactionId());
    responseMsg.addObjPart(types);
    responseMsg.send(serverConnection);
    serverConnection.setAsTrue(RESPONDED);
}

Example 100 with InternalCache

use of org.apache.geode.internal.cache.InternalCache in project geode by apache.

the class DistTxEntryEvent method fromData.

@Override
public void fromData(DataInput in) throws IOException, ClassNotFoundException {
    this.eventID = (EventID) DataSerializer.readObject(in);
    String regionName = DataSerializer.readString(in);
    InternalCache cache = GemFireCacheImpl.getInstance();
    this.region = (LocalRegion) cache.getRegion(regionName);
    this.op = Operation.fromOrdinal(in.readByte());
    Object key = DataSerializer.readObject(in);
    Integer bucketId = DataSerializer.readInteger(in);
    this.keyInfo = new DistTxKeyInfo(key, null, /*
                                               * value [DISTTX} TODO see if required
                                               */
    null, /*
                                                       * callbackarg [DISTTX] TODO
                                                       */
    bucketId);
    basicSetNewValue(DataSerializer.readObject(in));
    byte flags = DataSerializer.readByte(in);
    if ((flags & HAS_PUTALL_OP) != 0) {
        putAllFromData(in);
    }
    if ((flags & HAS_REMOVEALL_OP) != 0) {
        removeAllFromData(in);
    }
}