| /* |
| * 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.jackrabbit.oak.fixture; |
| |
| import java.io.Closeable; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.util.Dictionary; |
| import java.util.Enumeration; |
| import java.util.Map; |
| |
| import com.google.common.base.Strings; |
| import com.google.common.collect.Maps; |
| import org.apache.commons.io.FileUtils; |
| import org.apache.felix.cm.file.ConfigurationHandler; |
| import org.apache.jackrabbit.core.data.DataStore; |
| import org.apache.jackrabbit.core.data.FileDataStore; |
| import org.apache.jackrabbit.oak.commons.PropertiesUtil; |
| import org.apache.jackrabbit.oak.plugins.blob.BlobStoreStats; |
| import org.apache.jackrabbit.oak.plugins.blob.datastore.DataStoreBlobStore; |
| import org.apache.jackrabbit.oak.spi.blob.BlobStore; |
| import org.apache.jackrabbit.oak.spi.blob.FileBlobStore; |
| import org.apache.jackrabbit.oak.spi.blob.MemoryBlobStore; |
| import org.apache.jackrabbit.oak.stats.StatisticsProvider; |
| import org.jetbrains.annotations.Nullable; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static org.apache.jackrabbit.oak.fixture.DataStoreUtils.cleanup; |
| import static org.apache.jackrabbit.oak.fixture.DataStoreUtils.configureIfCloudDataStore; |
| |
| public abstract class BlobStoreFixture implements Closeable{ |
| private final String name; |
| protected final String unique; |
| |
| public BlobStoreFixture(String name) { |
| this.name = name; |
| this.unique = getUniqueName(name); |
| } |
| |
| public abstract BlobStore setUp(); |
| |
| public abstract void tearDown(); |
| |
| public abstract long size(); |
| |
| public void close(){ |
| tearDown(); |
| } |
| |
| /** |
| * Creates an instance of the BlobStoreFixture based on configuration |
| * determined from system properties |
| * |
| * @param basedir directory to be used in case of file based BlobStore |
| * @param fallbackToFDS if true then FileDataStore would be used in absence of |
| * any explicitly defined BlobStore |
| */ |
| @Nullable |
| public static BlobStoreFixture create(File basedir, boolean fallbackToFDS, |
| int fdsCacheInMB, |
| StatisticsProvider statisticsProvider) { |
| |
| if(basedir == null) { |
| basedir = FileUtils.getTempDirectory(); |
| } |
| |
| String className = System.getProperty("dataStore"); |
| if (className != null) { |
| return getDataStore(basedir, fdsCacheInMB, statisticsProvider); |
| } |
| |
| String blobStore = System.getProperty("blobStoreType"); |
| if ("FDS".equals(blobStore) || (blobStore == null && fallbackToFDS)) { |
| return getFileDataStore(basedir, DataStoreBlobStore.DEFAULT_CACHE_SIZE, statisticsProvider); |
| } else if ("FBS".equals(blobStore)) { |
| return getFileBlobStore(basedir); |
| } else if ("MEM".equals(blobStore)) { |
| return getMemoryBlobStore(); |
| } |
| |
| return null; |
| } |
| |
| public static BlobStoreFixture getFileDataStore(final File basedir, final int fdsCacheInMB, |
| final StatisticsProvider statisticsProvider) { |
| return new BlobStoreFixture("FDS") { |
| private File storeDir; |
| private FileDataStore fds; |
| |
| @Override |
| public BlobStore setUp() { |
| fds = new FileDataStore(); |
| fds.setMinRecordLength(4092); |
| storeDir = new File(basedir, unique); |
| fds.init(storeDir.getAbsolutePath()); |
| configure(fds); |
| DataStoreBlobStore bs = new DataStoreBlobStore(fds, true, fdsCacheInMB); |
| bs.setBlobStatsCollector(new BlobStoreStats(statisticsProvider)); |
| configure(bs); |
| return bs; |
| } |
| |
| @Override |
| public void tearDown() { |
| fds.close(); |
| FileUtils.deleteQuietly(storeDir); |
| } |
| |
| @Override |
| public long size() { |
| return FileUtils.sizeOfDirectory(storeDir); |
| } |
| }; |
| } |
| |
| public static BlobStoreFixture getFileBlobStore(final File basedir) { |
| return new BlobStoreFixture("FBS") { |
| private File storeDir; |
| private FileBlobStore fbs; |
| |
| @Override |
| public BlobStore setUp() { |
| storeDir = new File(basedir, unique); |
| fbs = new FileBlobStore(storeDir.getAbsolutePath()); |
| configure(fbs); |
| return fbs; |
| } |
| |
| @Override |
| public void tearDown() { |
| FileUtils.deleteQuietly(storeDir); |
| } |
| |
| @Override |
| public long size() { |
| return FileUtils.sizeOfDirectory(storeDir); |
| } |
| }; |
| } |
| |
| public static BlobStoreFixture getMemoryBlobStore() { |
| return new BlobStoreFixture("MEM") { |
| private MemoryBlobStore mbs = new MemoryBlobStore(); |
| |
| @Override |
| public BlobStore setUp() { |
| return mbs; |
| } |
| |
| @Override |
| public void tearDown() { |
| |
| } |
| |
| @Override |
| public long size() { |
| throw new UnsupportedOperationException("Implementation pending"); |
| } |
| }; |
| } |
| |
| public static BlobStoreFixture getDataStore(final File basedir, final int fdsCacheInMB, |
| final StatisticsProvider statisticsProvider) { |
| return new BlobStoreFixture("DS") { |
| private DataStore dataStore; |
| private BlobStore blobStore; |
| private File storeDir; |
| private Map<String, ?> config; |
| |
| @Override |
| public BlobStore setUp() { |
| String className = System.getProperty("dataStore"); |
| checkNotNull(className, "No system property named 'dataStore' defined"); |
| try { |
| dataStore = Class.forName(className).asSubclass(DataStore.class).newInstance(); |
| config = getConfig(); |
| configure(dataStore, config); |
| |
| dataStore = configureIfCloudDataStore(className, dataStore, config, unique.toLowerCase(), statisticsProvider); |
| storeDir = new File(basedir, unique); |
| dataStore.init(storeDir.getAbsolutePath()); |
| blobStore = new DataStoreBlobStore(dataStore, true, fdsCacheInMB); |
| configure(blobStore); |
| return blobStore; |
| } catch (Exception e) { |
| throw new IllegalStateException("Cannot instantiate DataStore " + className, e); |
| } |
| } |
| |
| @Override |
| public void tearDown() { |
| if (blobStore instanceof DataStoreBlobStore) { |
| try { |
| ((DataStoreBlobStore) blobStore).close(); |
| cleanup(storeDir, config, unique.toLowerCase()); |
| } catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| } |
| } |
| |
| @Override |
| public long size() { |
| throw new UnsupportedOperationException("Implementation pending"); |
| } |
| }; |
| } |
| |
| |
| //~------------------------------------------------< utility > |
| |
| private static String getUniqueName(String name) { |
| return String.format("%s-%d", name, System.currentTimeMillis()); |
| } |
| |
| private static void configure(Object o) { |
| PropertiesUtil.populate(o, getConfig(), false); |
| } |
| |
| private static void configure(Object o, Map<String, ?> config) { |
| PropertiesUtil.populate(o, config, false); |
| } |
| |
| public static Map<String, Object> loadAndTransformProps(String cfgPath) throws IOException { |
| Dictionary dict = ConfigurationHandler.read(new FileInputStream(cfgPath)); |
| Map<String, Object> props = Maps.newHashMap(); |
| Enumeration keys = dict.keys(); |
| while (keys.hasMoreElements()) { |
| String key = (String) keys.nextElement(); |
| props.put(key, dict.get(key)); |
| } |
| return props; |
| } |
| |
| public static Map<String, ?> getConfig() { |
| // try loading the props from the config file if configured |
| String cfgFile = System.getProperty("ds.config"); |
| Map<String, Object> result = Maps.newHashMap(); |
| if (!Strings.isNullOrEmpty(cfgFile)) { |
| try { |
| result = loadAndTransformProps(cfgFile); |
| } catch (IOException e) { |
| } |
| } |
| |
| for (Map.Entry<String, ?> e : Maps.fromProperties(System.getProperties()).entrySet()) { |
| String key = e.getKey(); |
| if (key.startsWith("ds.") || key.startsWith("bs.")) { |
| key = key.substring(3); //length of bs. |
| result.put(key, e.getValue()); |
| } |
| } |
| return result; |
| } |
| } |