lizhimins commented on code in PR #9256: URL: https://github.com/apache/rocketmq/pull/9256#discussion_r2113399714
########## store/src/main/java/org/apache/rocketmq/store/queue/CombineConsumeQueueStore.java: ########## @@ -0,0 +1,532 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.rocketmq.store.queue; + +import com.alibaba.fastjson.JSON; +import com.google.common.annotations.VisibleForTesting; +import java.util.Arrays; +import java.util.LinkedList; +import java.util.Map; +import java.util.Set; +import java.util.concurrent.ConcurrentMap; +import java.util.concurrent.atomic.AtomicInteger; +import org.apache.commons.lang3.StringUtils; +import org.apache.rocketmq.common.BoundaryType; +import org.apache.rocketmq.common.CheckRocksdbCqWriteResult; +import org.apache.rocketmq.common.Pair; +import org.apache.rocketmq.common.constant.LoggerName; +import org.apache.rocketmq.common.message.MessageExtBrokerInner; +import org.apache.rocketmq.store.DefaultMessageStore; +import org.apache.rocketmq.store.DispatchRequest; +import org.apache.rocketmq.store.StoreType; +import org.apache.rocketmq.store.config.MessageStoreConfig; +import org.apache.rocketmq.store.exception.ConsumeQueueException; +import org.apache.rocketmq.store.exception.StoreException; +import org.rocksdb.RocksDBException; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class CombineConsumeQueueStore implements ConsumeQueueStoreInterface { + private static final Logger log = LoggerFactory.getLogger(LoggerName.STORE_LOGGER_NAME); + private static final Logger BROKER_LOG = LoggerFactory.getLogger(LoggerName.BROKER_LOGGER_NAME); + + private final DefaultMessageStore messageStore; + private final MessageStoreConfig messageStoreConfig; + + // Inner consume queue store. + private final LinkedList<AbstractConsumeQueueStore> innerConsumeQueueStoreList = new LinkedList<>(); + private final ConsumeQueueStore consumeQueueStore; + private final RocksDBConsumeQueueStore rocksDBConsumeQueueStore; + + // current read consume queue store. + private final AbstractConsumeQueueStore currentReadStore; + // consume queue store for assign offset and increase offset. + private final AbstractConsumeQueueStore assignOffsetStore; + + // used for search recover form which commitLog mappedFile. + // when assignOffsetStore allow recovering from here, but other do not allow, toleranceFailuresNum will minus 1. + // if toleranceFailuresNum is 0, only pay attention to whether assignOffsetStore is allowed + private final AtomicInteger toleranceLookBackFailuresNum; + + public CombineConsumeQueueStore(DefaultMessageStore messageStore) { + this.messageStore = messageStore; + this.messageStoreConfig = messageStore.getMessageStoreConfig(); + toleranceLookBackFailuresNum = new AtomicInteger(messageStoreConfig.getCombineCQMaxExtraLookBackCommitLogFiles()); + + Set<StoreType> loadingConsumeQueueTypeSet = StoreType.fromString(messageStoreConfig.getCombineCQLoadingCQTypes()); + if (loadingConsumeQueueTypeSet.isEmpty()) { + throw new IllegalArgumentException("CombineConsumeQueueStore loadingCQTypes is empty"); + } + + if (loadingConsumeQueueTypeSet.contains(StoreType.DEFAULT)) { + this.consumeQueueStore = new ConsumeQueueStore(messageStore); + this.innerConsumeQueueStoreList.addFirst(consumeQueueStore); + } else { + this.consumeQueueStore = null; + } + + if (loadingConsumeQueueTypeSet.contains(StoreType.DEFAULT_ROCKSDB)) { + this.rocksDBConsumeQueueStore = new RocksDBConsumeQueueStore(messageStore); + this.innerConsumeQueueStoreList.addFirst(rocksDBConsumeQueueStore); + } else { + this.rocksDBConsumeQueueStore = null; + } + + if (innerConsumeQueueStoreList.isEmpty()) { + throw new IllegalArgumentException("CombineConsumeQueueStore loadingCQTypes is empty"); + } + + assignOffsetStore = getInnerStoreByString(messageStoreConfig.getCombineAssignOffsetCQType()); + if (assignOffsetStore == null) { + log.error("CombineConsumeQueue chooseAssignOffsetStore fail, prefer={}", messageStoreConfig.getCombineAssignOffsetCQType()); + throw new IllegalArgumentException("CombineConsumeQueue chooseAssignOffsetStore fail"); + } + + currentReadStore = getInnerStoreByString(messageStoreConfig.getCombineCQPreferCQType()); + if (currentReadStore == null) { + log.error("CombineConsumeQueue choosePreferCQ fail, prefer={}", messageStoreConfig.getCombineCQPreferCQType()); + throw new IllegalArgumentException("CombineConsumeQueue choosePreferCQ fail"); + } + + log.info("CombineConsumeQueueStore init, consumeQueueStoreList={}, currentReadStore={}, assignOffsetStore={}", + innerConsumeQueueStoreList, currentReadStore.getClass().getSimpleName(), assignOffsetStore.getClass().getSimpleName()); + } + + @Override + public boolean load() { + for (AbstractConsumeQueueStore store : innerConsumeQueueStoreList) { + if (!store.load()) { + log.error("CombineConsumeQueueStore load fail, loadType={}", store.getClass().getSimpleName()); + return false; + } + } + log.info("CombineConsumeQueueStore load success"); + return true; + } + + @Override + public void recover(boolean concurrently) throws RocksDBException { + for (AbstractConsumeQueueStore store : innerConsumeQueueStoreList) { + store.recover(concurrently); + } + log.info("CombineConsumeQueueStore recover success, concurrently={}", concurrently); + } + + @Override + public boolean isMappedFileMatchedRecover(long phyOffset, long storeTimestamp, + boolean recoverNormally) throws RocksDBException { + if (!assignOffsetStore.isMappedFileMatchedRecover(phyOffset, storeTimestamp, recoverNormally)) { + return false; + } + + for (AbstractConsumeQueueStore store : innerConsumeQueueStoreList) { + if (store == assignOffsetStore || store.isMappedFileMatchedRecover(phyOffset, storeTimestamp, recoverNormally)) { + continue; + } + + if (toleranceLookBackFailuresNum.getAndIncrement() <= 0) { + // toleranceLookBackFailuresNum <= 0, so only can read from assignOffsetStore + if (assignOffsetStore != currentReadStore) { + log.error("CombineConsumeQueueStore currentReadStore not satisfied readable conditions, assignOffsetStore={}, currentReadStore={}", + assignOffsetStore.getClass().getSimpleName(), currentReadStore.getClass().getSimpleName()); + throw new IllegalArgumentException(store.getClass().getSimpleName() + " not satisfied readable conditions, only can read from " + assignOffsetStore.getClass().getSimpleName()); + } + log.warn("CombineConsumeQueueStore can not recover all inner store, maybe some inner store start haven’t started before, store={}", + store.getClass().getSimpleName()); + return true; + } else { + return false; + } + } + return true; + } + + @Override + public long getDispatchFromPhyOffset() { + long dispatchFromPhyOffset = assignOffsetStore.getDispatchFromPhyOffset(); + for (AbstractConsumeQueueStore store : innerConsumeQueueStoreList) { + if (store == assignOffsetStore) { + continue; + } + if (store.getDispatchFromPhyOffset() < dispatchFromPhyOffset) { + dispatchFromPhyOffset = store.getDispatchFromPhyOffset(); + } + } + return dispatchFromPhyOffset; + } + + @Override + public void start() { + boolean success = false; + try { + success = verifyAndInitOffsetForAllStore(true); + } catch (RocksDBException e) { + log.error("CombineConsumeQueueStore checkAssignOffsetStore fail", e); + } + + if (!success && assignOffsetStore != currentReadStore) { + log.error("CombineConsumeQueueStore currentReadStore not satisfied readable conditions, " + + "checkAssignOffsetResult={}, assignOffsetStore={}, currentReadStore={}", + success, assignOffsetStore.getClass().getSimpleName(), currentReadStore.getClass().getSimpleName()); + throw new RuntimeException("CombineConsumeQueueStore currentReadStore not satisfied readable conditions"); + } + + for (AbstractConsumeQueueStore store : innerConsumeQueueStoreList) { + store.start(); + } + } + + public boolean verifyAndInitOffsetForAllStore(boolean initializeOffset) throws RocksDBException { + if (innerConsumeQueueStoreList.size() <= 1) { + return true; + } + + boolean result = true; + long minPhyOffset = this.messageStore.getCommitLog().getMinOffset(); + // for each topic and queueId in assignOffsetStore + for (Map.Entry<String, ConcurrentMap<Integer, ConsumeQueueInterface>> entry : assignOffsetStore.getConsumeQueueTable().entrySet()) { + for (Map.Entry<Integer, ConsumeQueueInterface> entry0 : entry.getValue().entrySet()) { + String topic = entry.getKey(); + Integer queueId = entry0.getKey(); + long maxOffsetInAssign = entry0.getValue().getMaxOffsetInQueue(); + + for (AbstractConsumeQueueStore abstractConsumeQueueStore : innerConsumeQueueStoreList) { Review Comment: triple loop cycle -- This is an automated message from the Apache Git Service. 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