Examples with PageSubscription org.apache.activemq.artemis.core.paging.cursor.PageSubscription used on opensource projects

Example 1 with PageSubscription

use of org.apache.activemq.artemis.core.paging.cursor.PageSubscription in project activemq-artemis by apache.

the class AbstractJournalStorageManager method locateSubscription.

/**
 * @param queueID
 * @param pageSubscriptions
 * @param queueInfos
 * @return
 */
private static PageSubscription locateSubscription(final long queueID, final Map<Long, PageSubscription> pageSubscriptions, final Map<Long, QueueBindingInfo> queueInfos, final PagingManager pagingManager) throws Exception {
    PageSubscription subs = pageSubscriptions.get(queueID);
    if (subs == null) {
        QueueBindingInfo queueInfo = queueInfos.get(queueID);
        if (queueInfo != null) {
            SimpleString address = queueInfo.getAddress();
            PagingStore store = pagingManager.getPageStore(address);
            subs = store.getCursorProvider().getSubscription(queueID);
            pageSubscriptions.put(queueID, subs);
        }
    }
    return subs;
}

Example 2 with PageSubscription

use of org.apache.activemq.artemis.core.paging.cursor.PageSubscription in project activemq-artemis by apache.

the class AbstractJournalStorageManager method loadMessageJournal.

@Override
public JournalLoadInformation loadMessageJournal(final PostOffice postOffice, final PagingManager pagingManager, final ResourceManager resourceManager, Map<Long, QueueBindingInfo> queueInfos, final Map<SimpleString, List<Pair<byte[], Long>>> duplicateIDMap, final Set<Pair<Long, Long>> pendingLargeMessages, List<PageCountPending> pendingNonTXPageCounter, final JournalLoader journalLoader) throws Exception {
    List<RecordInfo> records = new ArrayList<>();
    List<PreparedTransactionInfo> preparedTransactions = new ArrayList<>();
    Set<PageTransactionInfo> invalidPageTransactions = null;
    Map<Long, Message> messages = new HashMap<>();
    readLock();
    try {
        JournalLoadInformation info = messageJournal.load(records, preparedTransactions, new LargeMessageTXFailureCallback(this, messages));
        ArrayList<LargeServerMessage> largeMessages = new ArrayList<>();
        Map<Long, Map<Long, AddMessageRecord>> queueMap = new HashMap<>();
        Map<Long, PageSubscription> pageSubscriptions = new HashMap<>();
        final int totalSize = records.size();
        for (int reccount = 0; reccount < totalSize; reccount++) {
            // It will show log.info only with large journals (more than 1 million records)
            if (reccount > 0 && reccount % 1000000 == 0) {
                long percent = (long) ((((double) reccount) / ((double) totalSize)) * 100f);
                ActiveMQServerLogger.LOGGER.percentLoaded(percent);
            }
            RecordInfo record = records.get(reccount);
            byte[] data = record.data;
            ActiveMQBuffer buff = ActiveMQBuffers.wrappedBuffer(data);
            byte recordType = record.getUserRecordType();
            switch(recordType) {
                case JournalRecordIds.ADD_LARGE_MESSAGE_PENDING:
                    {
                        PendingLargeMessageEncoding pending = new PendingLargeMessageEncoding();
                        pending.decode(buff);
                        if (pendingLargeMessages != null) {
                            // it could be null on tests, and we don't need anything on that case
                            pendingLargeMessages.add(new Pair<>(record.id, pending.largeMessageID));
                        }
                        break;
                    }
                case JournalRecordIds.ADD_LARGE_MESSAGE:
                    {
                        LargeServerMessage largeMessage = parseLargeMessage(messages, buff);
                        messages.put(record.id, largeMessage);
                        largeMessages.add(largeMessage);
                        break;
                    }
                case JournalRecordIds.ADD_MESSAGE:
                    {
                        throw new IllegalStateException("This is using old journal data, export your data and import at the correct version");
                    }
                case JournalRecordIds.ADD_MESSAGE_PROTOCOL:
                    {
                        Message message = MessagePersister.getInstance().decode(buff, null);
                        messages.put(record.id, message);
                        break;
                    }
                case JournalRecordIds.ADD_REF:
                    {
                        long messageID = record.id;
                        RefEncoding encoding = new RefEncoding();
                        encoding.decode(buff);
                        Map<Long, AddMessageRecord> queueMessages = queueMap.get(encoding.queueID);
                        if (queueMessages == null) {
                            queueMessages = new LinkedHashMap<>();
                            queueMap.put(encoding.queueID, queueMessages);
                        }
                        Message message = messages.get(messageID);
                        if (message == null) {
                            ActiveMQServerLogger.LOGGER.cannotFindMessage(record.id);
                        } else {
                            queueMessages.put(messageID, new AddMessageRecord(message));
                        }
                        break;
                    }
                case JournalRecordIds.ACKNOWLEDGE_REF:
                    {
                        long messageID = record.id;
                        RefEncoding encoding = new RefEncoding();
                        encoding.decode(buff);
                        Map<Long, AddMessageRecord> queueMessages = queueMap.get(encoding.queueID);
                        if (queueMessages == null) {
                            ActiveMQServerLogger.LOGGER.journalCannotFindQueue(encoding.queueID, messageID);
                        } else {
                            AddMessageRecord rec = queueMessages.remove(messageID);
                            if (rec == null) {
                                ActiveMQServerLogger.LOGGER.cannotFindMessage(messageID);
                            }
                        }
                        break;
                    }
                case JournalRecordIds.UPDATE_DELIVERY_COUNT:
                    {
                        long messageID = record.id;
                        DeliveryCountUpdateEncoding encoding = new DeliveryCountUpdateEncoding();
                        encoding.decode(buff);
                        Map<Long, AddMessageRecord> queueMessages = queueMap.get(encoding.queueID);
                        if (queueMessages == null) {
                            ActiveMQServerLogger.LOGGER.journalCannotFindQueueDelCount(encoding.queueID);
                        } else {
                            AddMessageRecord rec = queueMessages.get(messageID);
                            if (rec == null) {
                                ActiveMQServerLogger.LOGGER.journalCannotFindMessageDelCount(messageID);
                            } else {
                                rec.setDeliveryCount(encoding.count);
                            }
                        }
                        break;
                    }
                case JournalRecordIds.PAGE_TRANSACTION:
                    {
                        PageTransactionInfo invalidPGTx = null;
                        if (record.isUpdate) {
                            PageUpdateTXEncoding pageUpdate = new PageUpdateTXEncoding();
                            pageUpdate.decode(buff);
                            PageTransactionInfo pageTX = pagingManager.getTransaction(pageUpdate.pageTX);
                            if (pageTX == null) {
                                ActiveMQServerLogger.LOGGER.journalCannotFindPageTX(pageUpdate.pageTX);
                            } else {
                                if (!pageTX.onUpdate(pageUpdate.recods, null, null)) {
                                    invalidPGTx = pageTX;
                                }
                            }
                        } else {
                            PageTransactionInfoImpl pageTransactionInfo = new PageTransactionInfoImpl();
                            pageTransactionInfo.decode(buff);
                            pageTransactionInfo.setRecordID(record.id);
                            pagingManager.addTransaction(pageTransactionInfo);
                            if (!pageTransactionInfo.checkSize(null, null)) {
                                invalidPGTx = pageTransactionInfo;
                            }
                        }
                        if (invalidPGTx != null) {
                            if (invalidPageTransactions == null) {
                                invalidPageTransactions = new HashSet<>();
                            }
                            invalidPageTransactions.add(invalidPGTx);
                        }
                        break;
                    }
                case JournalRecordIds.SET_SCHEDULED_DELIVERY_TIME:
                    {
                        long messageID = record.id;
                        ScheduledDeliveryEncoding encoding = new ScheduledDeliveryEncoding();
                        encoding.decode(buff);
                        Map<Long, AddMessageRecord> queueMessages = queueMap.get(encoding.queueID);
                        if (queueMessages == null) {
                            ActiveMQServerLogger.LOGGER.journalCannotFindQueueScheduled(encoding.queueID, messageID);
                        } else {
                            AddMessageRecord rec = queueMessages.get(messageID);
                            if (rec == null) {
                                ActiveMQServerLogger.LOGGER.cannotFindMessage(messageID);
                            } else {
                                rec.setScheduledDeliveryTime(encoding.scheduledDeliveryTime);
                            }
                        }
                        break;
                    }
                case JournalRecordIds.DUPLICATE_ID:
                    {
                        DuplicateIDEncoding encoding = new DuplicateIDEncoding();
                        encoding.decode(buff);
                        List<Pair<byte[], Long>> ids = duplicateIDMap.get(encoding.address);
                        if (ids == null) {
                            ids = new ArrayList<>();
                            duplicateIDMap.put(encoding.address, ids);
                        }
                        ids.add(new Pair<>(encoding.duplID, record.id));
                        break;
                    }
                case JournalRecordIds.HEURISTIC_COMPLETION:
                    {
                        HeuristicCompletionEncoding encoding = new HeuristicCompletionEncoding();
                        encoding.decode(buff);
                        resourceManager.putHeuristicCompletion(record.id, encoding.xid, encoding.isCommit);
                        break;
                    }
                case JournalRecordIds.ACKNOWLEDGE_CURSOR:
                    {
                        CursorAckRecordEncoding encoding = new CursorAckRecordEncoding();
                        encoding.decode(buff);
                        encoding.position.setRecordID(record.id);
                        PageSubscription sub = locateSubscription(encoding.queueID, pageSubscriptions, queueInfos, pagingManager);
                        if (sub != null) {
                            sub.reloadACK(encoding.position);
                        } else {
                            ActiveMQServerLogger.LOGGER.journalCannotFindQueueReloading(encoding.queueID);
                            messageJournal.appendDeleteRecord(record.id, false);
                        }
                        break;
                    }
                case JournalRecordIds.PAGE_CURSOR_COUNTER_VALUE:
                    {
                        PageCountRecord encoding = new PageCountRecord();
                        encoding.decode(buff);
                        PageSubscription sub = locateSubscription(encoding.getQueueID(), pageSubscriptions, queueInfos, pagingManager);
                        if (sub != null) {
                            sub.getCounter().loadValue(record.id, encoding.getValue(), encoding.getPersistentSize());
                        } else {
                            ActiveMQServerLogger.LOGGER.journalCannotFindQueueReloadingPage(encoding.getQueueID());
                            messageJournal.appendDeleteRecord(record.id, false);
                        }
                        break;
                    }
                case JournalRecordIds.PAGE_CURSOR_COUNTER_INC:
                    {
                        PageCountRecordInc encoding = new PageCountRecordInc();
                        encoding.decode(buff);
                        PageSubscription sub = locateSubscription(encoding.getQueueID(), pageSubscriptions, queueInfos, pagingManager);
                        if (sub != null) {
                            sub.getCounter().loadInc(record.id, encoding.getValue(), encoding.getPersistentSize());
                        } else {
                            ActiveMQServerLogger.LOGGER.journalCannotFindQueueReloadingPageCursor(encoding.getQueueID());
                            messageJournal.appendDeleteRecord(record.id, false);
                        }
                        break;
                    }
                case JournalRecordIds.PAGE_CURSOR_COMPLETE:
                    {
                        CursorAckRecordEncoding encoding = new CursorAckRecordEncoding();
                        encoding.decode(buff);
                        encoding.position.setRecordID(record.id);
                        PageSubscription sub = locateSubscription(encoding.queueID, pageSubscriptions, queueInfos, pagingManager);
                        if (sub != null) {
                            if (!sub.reloadPageCompletion(encoding.position)) {
                                if (logger.isDebugEnabled()) {
                                    logger.debug("Complete page " + encoding.position.getPageNr() + " doesn't exist on page manager " + sub.getPagingStore().getAddress());
                                }
                                messageJournal.appendDeleteRecord(record.id, false);
                            }
                        } else {
                            ActiveMQServerLogger.LOGGER.cantFindQueueOnPageComplete(encoding.queueID);
                            messageJournal.appendDeleteRecord(record.id, false);
                        }
                        break;
                    }
                case JournalRecordIds.PAGE_CURSOR_PENDING_COUNTER:
                    {
                        PageCountPendingImpl pendingCountEncoding = new PageCountPendingImpl();
                        pendingCountEncoding.decode(buff);
                        pendingCountEncoding.setID(record.id);
                        // This can be null on testcases not interested on this outcome
                        if (pendingNonTXPageCounter != null) {
                            pendingNonTXPageCounter.add(pendingCountEncoding);
                        }
                        break;
                    }
                default:
                    {
                        throw new IllegalStateException("Invalid record type " + recordType);
                    }
            }
            // This will free up memory sooner. The record is not needed any more
            // and its byte array would consume memory during the load process even though it's not necessary any longer
            // what would delay processing time during load
            records.set(reccount, null);
        }
        // Release the memory as soon as not needed any longer
        records.clear();
        records = null;
        journalLoader.handleAddMessage(queueMap);
        loadPreparedTransactions(postOffice, pagingManager, resourceManager, queueInfos, preparedTransactions, duplicateIDMap, pageSubscriptions, pendingLargeMessages, journalLoader);
        for (PageSubscription sub : pageSubscriptions.values()) {
            sub.getCounter().processReload();
        }
        for (LargeServerMessage msg : largeMessages) {
            if (msg.getRefCount() == 0) {
                ActiveMQServerLogger.LOGGER.largeMessageWithNoRef(msg.getMessageID());
                msg.decrementDelayDeletionCount();
            }
        }
        journalLoader.handleNoMessageReferences(messages);
        // To recover positions on Iterators
        if (pagingManager != null) {
            // it could be null on certain tests that are not dealing with paging
            // This could also be the case in certain embedded conditions
            pagingManager.processReload();
        }
        journalLoader.postLoad(messageJournal, resourceManager, duplicateIDMap);
        checkInvalidPageTransactions(pagingManager, invalidPageTransactions);
        journalLoaded = true;
        return info;
    } finally {
        readUnLock();
    }
}

Example 3 with PageSubscription

use of org.apache.activemq.artemis.core.paging.cursor.PageSubscription in project activemq-artemis by apache.

the class AbstractJournalStorageManager method loadPreparedTransactions.

private void loadPreparedTransactions(final PostOffice postOffice, final PagingManager pagingManager, final ResourceManager resourceManager, final Map<Long, QueueBindingInfo> queueInfos, final List<PreparedTransactionInfo> preparedTransactions, final Map<SimpleString, List<Pair<byte[], Long>>> duplicateIDMap, final Map<Long, PageSubscription> pageSubscriptions, final Set<Pair<Long, Long>> pendingLargeMessages, JournalLoader journalLoader) throws Exception {
    // recover prepared transactions
    for (PreparedTransactionInfo preparedTransaction : preparedTransactions) {
        XidEncoding encodingXid = new XidEncoding(preparedTransaction.getExtraData());
        Xid xid = encodingXid.xid;
        Transaction tx = new TransactionImpl(preparedTransaction.getId(), xid, this);
        List<MessageReference> referencesToAck = new ArrayList<>();
        Map<Long, Message> messages = new HashMap<>();
        // first get any sent messages for this tx and recreate
        for (RecordInfo record : preparedTransaction.getRecords()) {
            byte[] data = record.data;
            ActiveMQBuffer buff = ActiveMQBuffers.wrappedBuffer(data);
            byte recordType = record.getUserRecordType();
            switch(recordType) {
                case JournalRecordIds.ADD_LARGE_MESSAGE:
                    {
                        messages.put(record.id, parseLargeMessage(messages, buff));
                        break;
                    }
                case JournalRecordIds.ADD_MESSAGE:
                    {
                        break;
                    }
                case JournalRecordIds.ADD_MESSAGE_PROTOCOL:
                    {
                        Message message = MessagePersister.getInstance().decode(buff, null);
                        messages.put(record.id, message);
                        break;
                    }
                case JournalRecordIds.ADD_REF:
                    {
                        long messageID = record.id;
                        RefEncoding encoding = new RefEncoding();
                        encoding.decode(buff);
                        Message message = messages.get(messageID);
                        if (message == null) {
                            throw new IllegalStateException("Cannot find message with id " + messageID);
                        }
                        journalLoader.handlePreparedSendMessage(message, tx, encoding.queueID);
                        break;
                    }
                case JournalRecordIds.ACKNOWLEDGE_REF:
                    {
                        long messageID = record.id;
                        RefEncoding encoding = new RefEncoding();
                        encoding.decode(buff);
                        journalLoader.handlePreparedAcknowledge(messageID, referencesToAck, encoding.queueID);
                        break;
                    }
                case JournalRecordIds.PAGE_TRANSACTION:
                    {
                        PageTransactionInfo pageTransactionInfo = new PageTransactionInfoImpl();
                        pageTransactionInfo.decode(buff);
                        if (record.isUpdate) {
                            PageTransactionInfo pgTX = pagingManager.getTransaction(pageTransactionInfo.getTransactionID());
                            pgTX.reloadUpdate(this, pagingManager, tx, pageTransactionInfo.getNumberOfMessages());
                        } else {
                            pageTransactionInfo.setCommitted(false);
                            tx.putProperty(TransactionPropertyIndexes.PAGE_TRANSACTION, pageTransactionInfo);
                            pagingManager.addTransaction(pageTransactionInfo);
                            tx.addOperation(new FinishPageMessageOperation());
                        }
                        break;
                    }
                case SET_SCHEDULED_DELIVERY_TIME:
                    {
                        break;
                    }
                case DUPLICATE_ID:
                    {
                        // We need load the duplicate ids at prepare time too
                        DuplicateIDEncoding encoding = new DuplicateIDEncoding();
                        encoding.decode(buff);
                        DuplicateIDCache cache = postOffice.getDuplicateIDCache(encoding.address);
                        cache.load(tx, encoding.duplID);
                        break;
                    }
                case ACKNOWLEDGE_CURSOR:
                    {
                        CursorAckRecordEncoding encoding = new CursorAckRecordEncoding();
                        encoding.decode(buff);
                        encoding.position.setRecordID(record.id);
                        PageSubscription sub = locateSubscription(encoding.queueID, pageSubscriptions, queueInfos, pagingManager);
                        if (sub != null) {
                            sub.reloadPreparedACK(tx, encoding.position);
                            referencesToAck.add(new PagedReferenceImpl(encoding.position, null, sub));
                        } else {
                            ActiveMQServerLogger.LOGGER.journalCannotFindQueueReloadingACK(encoding.queueID);
                        }
                        break;
                    }
                case PAGE_CURSOR_COUNTER_VALUE:
                    {
                        ActiveMQServerLogger.LOGGER.journalPAGEOnPrepared();
                        break;
                    }
                case PAGE_CURSOR_COUNTER_INC:
                    {
                        PageCountRecordInc encoding = new PageCountRecordInc();
                        encoding.decode(buff);
                        PageSubscription sub = locateSubscription(encoding.getQueueID(), pageSubscriptions, queueInfos, pagingManager);
                        if (sub != null) {
                            sub.getCounter().applyIncrementOnTX(tx, record.id, encoding.getValue(), encoding.getPersistentSize());
                            sub.notEmpty();
                        } else {
                            ActiveMQServerLogger.LOGGER.journalCannotFindQueueReloadingACK(encoding.getQueueID());
                        }
                        break;
                    }
                default:
                    {
                        ActiveMQServerLogger.LOGGER.journalInvalidRecordType(recordType);
                    }
            }
        }
        for (RecordInfo recordDeleted : preparedTransaction.getRecordsToDelete()) {
            byte[] data = recordDeleted.data;
            if (data.length > 0) {
                ActiveMQBuffer buff = ActiveMQBuffers.wrappedBuffer(data);
                byte b = buff.readByte();
                switch(b) {
                    case ADD_LARGE_MESSAGE_PENDING:
                        {
                            long messageID = buff.readLong();
                            if (!pendingLargeMessages.remove(new Pair<>(recordDeleted.id, messageID))) {
                                ActiveMQServerLogger.LOGGER.largeMessageNotFound(recordDeleted.id);
                            }
                            installLargeMessageConfirmationOnTX(tx, recordDeleted.id);
                            break;
                        }
                    default:
                        ActiveMQServerLogger.LOGGER.journalInvalidRecordTypeOnPreparedTX(b);
                }
            }
        }
        journalLoader.handlePreparedTransaction(tx, referencesToAck, xid, resourceManager);
    }
}

Example 4 with PageSubscription

use of org.apache.activemq.artemis.core.paging.cursor.PageSubscription in project activemq-artemis by apache.

the class PageCursorProviderImpl method cleanup.

@Override
public void cleanup() {
    logger.tracef("performing page cleanup %s", this);
    ArrayList<Page> depagedPages = new ArrayList<>();
    while (true) {
        if (pagingStore.lock(100)) {
            break;
        }
        if (!pagingStore.isStarted())
            return;
    }
    logger.tracef("%s locked", this);
    synchronized (this) {
        try {
            if (!pagingStore.isStarted()) {
                return;
            }
            if (pagingStore.getNumberOfPages() == 0) {
                return;
            }
            ArrayList<PageSubscription> cursorList = cloneSubscriptions();
            long minPage = checkMinPage(cursorList);
            logger.debugf("Asserting cleanup for address %s, firstPage=%d", pagingStore.getAddress(), minPage);
            // on that case we need to move to verify it in a different way
            if (minPage == pagingStore.getCurrentWritingPage() && pagingStore.getCurrentPage().getNumberOfMessages() > 0) {
                boolean complete = checkPageCompletion(cursorList, minPage);
                if (!pagingStore.isStarted()) {
                    return;
                }
                // All the pages on the cursor are complete.. so we will cleanup everything and store a bookmark
                if (complete) {
                    cleanupComplete(cursorList);
                }
            }
            for (long i = pagingStore.getFirstPage(); i < minPage; i++) {
                if (!checkPageCompletion(cursorList, i)) {
                    break;
                }
                Page page = pagingStore.depage();
                if (page == null) {
                    break;
                }
                depagedPages.add(page);
            }
            if (pagingStore.getNumberOfPages() == 0 || pagingStore.getNumberOfPages() == 1 && pagingStore.getCurrentPage().getNumberOfMessages() == 0) {
                pagingStore.stopPaging();
            } else {
                if (logger.isTraceEnabled()) {
                    logger.trace("Couldn't cleanup page on address " + this.pagingStore.getAddress() + " as numberOfPages == " + pagingStore.getNumberOfPages() + " and currentPage.numberOfMessages = " + pagingStore.getCurrentPage().getNumberOfMessages());
                }
            }
        } catch (Exception ex) {
            ActiveMQServerLogger.LOGGER.problemCleaningPageAddress(ex, pagingStore.getAddress());
            return;
        } finally {
            pagingStore.unlock();
        }
    }
    finishCleanup(depagedPages);
}

Example 5 with PageSubscription

use of org.apache.activemq.artemis.core.paging.cursor.PageSubscription in project activemq-artemis by apache.

the class PageCursorProviderImpl method onPageModeCleared.

/**
 * Delete everything associated with any queue on this address.
 * This is to be called when the address is about to be released from paging.
 * Hence the PagingStore will be holding a write lock, meaning no messages are going to be paged at this time.
 * So, we shouldn't lock anything after this method, to avoid dead locks between the writeLock and any synchronization with the CursorProvider.
 */
@Override
public void onPageModeCleared() {
    ArrayList<PageSubscription> subscriptions = cloneSubscriptions();
    Transaction tx = new TransactionImpl(storageManager);
    for (PageSubscription sub : subscriptions) {
        try {
            sub.onPageModeCleared(tx);
        } catch (Exception e) {
            ActiveMQServerLogger.LOGGER.errorCleaningPagingOnQueue(e, sub.getQueue().getName().toString());
        }
    }
    try {
        tx.commit();
    } catch (Exception e) {
        ActiveMQServerLogger.LOGGER.errorCleaningPagingDuringCommit(e);
    }
}