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134 changes: 134 additions & 0 deletions
134
...core/src/main/java/org/apache/doris/datasource/hudi/source/HudiCachedFsViewProcessor.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. | ||
|
|
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| package org.apache.doris.datasource.hudi.source; | ||
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| import org.apache.doris.common.CacheFactory; | ||
| import org.apache.doris.common.Config; | ||
| import org.apache.doris.datasource.ExternalMetaCacheMgr; | ||
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|
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| import com.github.benmanes.caffeine.cache.LoadingCache; | ||
| import com.google.common.collect.Maps; | ||
| import org.apache.hudi.common.config.HoodieMetadataConfig; | ||
| import org.apache.hudi.common.table.HoodieTableMetaClient; | ||
| import org.apache.hudi.common.table.view.FileSystemViewManager; | ||
| import org.apache.hudi.common.table.view.HoodieTableFileSystemView; | ||
| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
|
|
||
| import java.util.Map; | ||
| import java.util.Objects; | ||
| import java.util.OptionalLong; | ||
| import java.util.concurrent.ExecutorService; | ||
|
|
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| public class HudiCachedFsViewProcessor { | ||
| private static final Logger LOG = LoggerFactory.getLogger(HudiCachedFsViewProcessor.class); | ||
| private final LoadingCache<FsViewKey, HoodieTableFileSystemView> fsViewCache; | ||
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| public HudiCachedFsViewProcessor(ExecutorService executor) { | ||
| CacheFactory partitionCacheFactory = new CacheFactory( | ||
| OptionalLong.of(28800L), | ||
| OptionalLong.of(Config.external_cache_expire_time_minutes_after_access * 60), | ||
| Config.max_external_table_cache_num, | ||
| true, | ||
| null); | ||
| this.fsViewCache = partitionCacheFactory.buildCache(this::createFsView, null, executor); | ||
| } | ||
|
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| private HoodieTableFileSystemView createFsView(FsViewKey key) { | ||
| HoodieMetadataConfig metadataConfig = HoodieMetadataConfig.newBuilder().build(); | ||
| HudiLocalEngineContext ctx = new HudiLocalEngineContext(key.getClient().getStorageConf()); | ||
| return FileSystemViewManager.createInMemoryFileSystemView(ctx, key.getClient(), metadataConfig); | ||
| } | ||
|
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| public HoodieTableFileSystemView getFsView(String dbName, String tbName, HoodieTableMetaClient hudiClient) { | ||
| return fsViewCache.get(new FsViewKey(dbName, tbName, hudiClient)); | ||
| } | ||
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| public void cleanUp() { | ||
| fsViewCache.cleanUp(); | ||
| } | ||
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| public void invalidateAll() { | ||
| fsViewCache.invalidateAll(); | ||
| } | ||
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| public void invalidateDbCache(String dbName) { | ||
| fsViewCache.asMap().forEach((k, v) -> { | ||
| if (k.getDbName().equals(dbName)) { | ||
| fsViewCache.invalidate(k); | ||
| } | ||
| }); | ||
| } | ||
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| public void invalidateTableCache(String dbName, String tbName) { | ||
| fsViewCache.asMap().forEach((k, v) -> { | ||
| if (k.getDbName().equals(dbName) && k.getTbName().equals(tbName)) { | ||
| fsViewCache.invalidate(k); | ||
| } | ||
| }); | ||
| } | ||
|
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| private static class FsViewKey { | ||
| String dbName; | ||
| String tbName; | ||
| HoodieTableMetaClient client; | ||
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| public FsViewKey(String dbName, String tbName, HoodieTableMetaClient client) { | ||
| this.dbName = dbName; | ||
| this.tbName = tbName; | ||
| this.client = client; | ||
| } | ||
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| public String getDbName() { | ||
| return dbName; | ||
| } | ||
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| public String getTbName() { | ||
| return tbName; | ||
| } | ||
|
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| public HoodieTableMetaClient getClient() { | ||
| return client; | ||
| } | ||
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| @Override | ||
| public boolean equals(Object o) { | ||
| if (this == o) { | ||
| return true; | ||
| } | ||
| if (o == null || getClass() != o.getClass()) { | ||
| return false; | ||
| } | ||
| FsViewKey fsViewKey = (FsViewKey) o; | ||
| return Objects.equals(dbName, fsViewKey.dbName) && Objects.equals(tbName, fsViewKey.tbName) | ||
| && Objects.equals(client.getBasePathV2(), fsViewKey.client.getBasePathV2()); | ||
| } | ||
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| @Override | ||
| public int hashCode() { | ||
| return Objects.hash(dbName, tbName, client.getBasePathV2()); | ||
| } | ||
| } | ||
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| public Map<String, Map<String, String>> getCacheStats() { | ||
| Map<String, Map<String, String>> res = Maps.newHashMap(); | ||
| res.put("hudi_fs_view_cache", | ||
| ExternalMetaCacheMgr.getCacheStats(fsViewCache.stats(), fsViewCache.estimatedSize())); | ||
| return res; | ||
| } | ||
| } |
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