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) * typo int readme[ecosystem] * rocksdb metadata * add unit test * fix testOffsetPersistInMemory * fix unit test * fix unit test * remove unused import * move RocksDBOffsetSerialize to broker moudle * Fix bazel build scripts Signed-off-by: Li Zhanhui <[email protected]> * Flag QueryMsgByKeyIT as flaky as it fails at frequency: 5 out of 32 Signed-off-by: Li Zhanhui <[email protected]> * change public to private of some inner method --------- Signed-off-by: Li Zhanhui <[email protected]> Co-authored-by: Li Zhanhui <[email protected]>
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102
broker/src/main/java/org/apache/rocketmq/broker/offset/RocksDBConsumerOffsetManager.java
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| /* | ||
| * 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.broker.offset; | ||
|
|
||
| import java.io.File; | ||
| import java.util.Iterator; | ||
| import java.util.Map.Entry; | ||
| import java.util.concurrent.ConcurrentMap; | ||
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| import org.apache.rocketmq.broker.BrokerController; | ||
| import org.apache.rocketmq.common.config.RocksDBConfigManager; | ||
| import org.apache.rocketmq.common.utils.DataConverter; | ||
| import org.rocksdb.WriteBatch; | ||
|
|
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| import com.alibaba.fastjson.JSON; | ||
| import com.alibaba.fastjson.serializer.SerializerFeature; | ||
|
|
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| public class RocksDBConsumerOffsetManager extends ConsumerOffsetManager { | ||
|
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| public RocksDBConsumerOffsetManager(BrokerController brokerController) { | ||
| super(brokerController); | ||
| this.rocksDBConfigManager = new RocksDBConfigManager(this.brokerController.getMessageStoreConfig().getMemTableFlushInterval()); | ||
| } | ||
|
|
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| @Override | ||
| public boolean load() { | ||
| return this.rocksDBConfigManager.load(configFilePath(), this::decode0); | ||
| } | ||
|
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| @Override | ||
| public boolean stop() { | ||
| return this.rocksDBConfigManager.stop(); | ||
| } | ||
|
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| @Override | ||
| protected void removeConsumerOffset(String topicAtGroup) { | ||
| try { | ||
| byte[] keyBytes = topicAtGroup.getBytes(DataConverter.charset); | ||
| this.rocksDBConfigManager.delete(keyBytes); | ||
| } catch (Exception e) { | ||
| LOG.error("kv remove consumerOffset Failed, {}", topicAtGroup); | ||
| } | ||
| } | ||
|
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| @Override | ||
| protected void decode0(final byte[] key, final byte[] body) { | ||
| String topicAtGroup = new String(key, DataConverter.charset); | ||
| RocksDBOffsetSerializeWrapper wrapper = JSON.parseObject(body, RocksDBOffsetSerializeWrapper.class); | ||
|
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| this.offsetTable.put(topicAtGroup, wrapper.getOffsetTable()); | ||
| LOG.info("load exist local offset, {}, {}", topicAtGroup, wrapper.getOffsetTable()); | ||
| } | ||
|
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| @Override | ||
| public String configFilePath() { | ||
| return this.brokerController.getMessageStoreConfig().getStorePathRootDir() + File.separator + "config" + File.separator + "consumerOffsets" + File.separator; | ||
| } | ||
|
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| @Override | ||
| public synchronized void persist() { | ||
| WriteBatch writeBatch = new WriteBatch(); | ||
| try { | ||
| Iterator<Entry<String, ConcurrentMap<Integer, Long>>> iterator = this.offsetTable.entrySet().iterator(); | ||
| while (iterator.hasNext()) { | ||
| Entry<String, ConcurrentMap<Integer, Long>> entry = iterator.next(); | ||
| putWriteBatch(writeBatch, entry.getKey(), entry.getValue()); | ||
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| if (writeBatch.getDataSize() >= 4 * 1024) { | ||
| this.rocksDBConfigManager.batchPutWithWal(writeBatch); | ||
| } | ||
| } | ||
| this.rocksDBConfigManager.batchPutWithWal(writeBatch); | ||
| this.rocksDBConfigManager.flushWAL(); | ||
| } catch (Exception e) { | ||
| LOG.error("consumer offset persist Failed", e); | ||
| } finally { | ||
| writeBatch.close(); | ||
| } | ||
| } | ||
|
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| private void putWriteBatch(final WriteBatch writeBatch, final String topicGroupName, final ConcurrentMap<Integer, Long> offsetMap) throws Exception { | ||
| byte[] keyBytes = topicGroupName.getBytes(DataConverter.charset); | ||
| RocksDBOffsetSerializeWrapper wrapper = new RocksDBOffsetSerializeWrapper(); | ||
| wrapper.setOffsetTable(offsetMap); | ||
| byte[] valueBytes = JSON.toJSONBytes(wrapper, SerializerFeature.BrowserCompatible); | ||
| writeBatch.put(keyBytes, valueBytes); | ||
| } | ||
| } |
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