Examples with StringSerializer voldemort.serialization.StringSerializer used on opensource projects

Example 1 with StringSerializer

use of voldemort.serialization.StringSerializer in project voldemort by voldemort.

the class ReadOnlyStorageEngineTestInstance method create.

public static ReadOnlyStorageEngineTestInstance create(SearchStrategy strategy, File baseDir, int testSize, int numNodes, int repFactor, SerializerDefinition keySerDef, SerializerDefinition valueSerDef, ReadOnlyStorageFormat type, int[][] partitionMap) throws Exception {
    // create some test data
    Map<String, String> data = createTestData(testSize);
    JsonReader reader = makeTestDataReader(data, baseDir);
    // set up definitions for cluster and store
    List<Node> nodes = new ArrayList<Node>();
    for (int i = 0; i < numNodes; i++) {
        List<Integer> partitions = new ArrayList<Integer>(partitionMap[i].length);
        for (int p : partitionMap[i]) {
            partitions.add(p);
        }
        nodes.add(new Node(i, "localhost", 8080 + i, 6666 + i, 7000 + i, partitions));
    }
    Cluster cluster = new Cluster("test", nodes);
    StoreDefinition storeDef = new StoreDefinitionBuilder().setName("test").setType(ReadOnlyStorageConfiguration.TYPE_NAME).setKeySerializer(keySerDef).setValueSerializer(valueSerDef).setRoutingPolicy(RoutingTier.CLIENT).setRoutingStrategyType(RoutingStrategyType.CONSISTENT_STRATEGY).setReplicationFactor(repFactor).setPreferredReads(1).setRequiredReads(1).setPreferredWrites(1).setRequiredWrites(1).build();
    RoutingStrategy router = new RoutingStrategyFactory().updateRoutingStrategy(storeDef, cluster);
    // build store files in outputDir
    File outputDir = TestUtils.createTempDir(baseDir);
    JsonStoreBuilder storeBuilder = new JsonStoreBuilder(reader, cluster, storeDef, router, outputDir, null, testSize / 5, 1, 2, 10000, false);
    storeBuilder.build(type);
    File nodeDir = TestUtils.createTempDir(baseDir);
    @SuppressWarnings("unchecked") Serializer<String> keySerializer = (Serializer<String>) new DefaultSerializerFactory().getSerializer(keySerDef);
    @SuppressWarnings("unchecked") Serializer<String> valueSerializer = (Serializer<String>) new DefaultSerializerFactory().getSerializer(valueSerDef);
    Serializer<String> transSerializer = new StringSerializer();
    Map<Integer, Store<String, String, String>> nodeStores = Maps.newHashMap();
    Map<Integer, ReadOnlyStorageEngine> readOnlyStores = Maps.newHashMap();
    for (int i = 0; i < numNodes; i++) {
        File currNode = new File(nodeDir, Integer.toString(i));
        currNode.mkdirs();
        currNode.deleteOnExit();
        Utils.move(new File(outputDir, "node-" + Integer.toString(i)), new File(currNode, "version-0"));
        CompressionStrategyFactory compressionStrategyFactory = new CompressionStrategyFactory();
        CompressionStrategy keyCompressionStrat = compressionStrategyFactory.get(keySerDef.getCompression());
        CompressionStrategy valueCompressionStrat = compressionStrategyFactory.get(valueSerDef.getCompression());
        ReadOnlyStorageEngine readOnlyStorageEngine = new ReadOnlyStorageEngine("test", strategy, router, i, currNode, 1);
        readOnlyStores.put(i, readOnlyStorageEngine);
        Store<ByteArray, byte[], byte[]> innerStore = new CompressingStore(readOnlyStorageEngine, keyCompressionStrat, valueCompressionStrat);
        nodeStores.put(i, SerializingStore.wrap(innerStore, keySerializer, valueSerializer, transSerializer));
    }
    return new ReadOnlyStorageEngineTestInstance(data, baseDir, readOnlyStores, nodeStores, router, keySerializer);
}

Example 2 with StringSerializer

use of voldemort.serialization.StringSerializer in project voldemort by voldemort.

the class CatBdbStore method main.

public static void main(String[] args) throws Exception {
    if (args.length != 2)
        Utils.croak("USAGE: java " + CatBdbStore.class.getName() + " bdb_dir" + " storeName" + " server.properties.path");
    String bdbDir = args[0];
    String storeName = args[1];
    String serverProperties = args[2];
    VoldemortConfig config = new VoldemortConfig(new Props(new File(serverProperties)));
    EnvironmentConfig environmentConfig = new EnvironmentConfig();
    environmentConfig.setDurability(Durability.COMMIT_NO_SYNC);
    environmentConfig.setAllowCreate(true);
    environmentConfig.setTransactional(config.isBdbWriteTransactionsEnabled());
    Environment environment = new Environment(new File(bdbDir), environmentConfig);
    DatabaseConfig databaseConfig = new DatabaseConfig();
    databaseConfig.setAllowCreate(true);
    databaseConfig.setTransactional(config.isBdbWriteTransactionsEnabled());
    databaseConfig.setSortedDuplicates(false);
    Database database = environment.openDatabase(null, storeName, databaseConfig);
    StorageEngine<ByteArray, byte[], byte[]> store = null;
    if (config.getBdbPrefixKeysWithPartitionId()) {
        store = new PartitionPrefixedBdbStorageEngine(storeName, environment, database, new BdbRuntimeConfig(), TestUtils.makeSingleNodeRoutingStrategy());
    } else {
        store = new BdbStorageEngine(storeName, environment, database, new BdbRuntimeConfig());
    }
    StorageEngine<String, String, String> stringStore = SerializingStorageEngine.wrap(store, new StringSerializer(), new StringSerializer(), new StringSerializer());
    Iterator<Pair<String, Versioned<String>>> iter = stringStore.entries();
    while (iter.hasNext()) {
        Pair<String, Versioned<String>> entry = iter.next();
        System.out.println(entry.getFirst() + " => " + entry.getSecond().getValue());
    }
}

Example 3 with StringSerializer

use of voldemort.serialization.StringSerializer in project voldemort by voldemort.

the class StorageEnginePerformanceTest method main.

public static void main(String[] args) throws Exception {
    try {
        OptionParser parser = new OptionParser();
        parser.accepts("help", "print usage information");
        parser.accepts("requests", "[REQUIRED] number of requests to execute").withRequiredArg().ofType(Integer.class);
        parser.accepts("num-values", "[REQUIRED] number of values in the store").withRequiredArg().ofType(Integer.class);
        parser.accepts("data-dir", "Data directory for storage data").withRequiredArg().describedAs("directory");
        parser.accepts("threads", "number of threads").withRequiredArg().ofType(Integer.class);
        parser.accepts("storage-configuration-class", "[REQUIRED] class of the storage engine configuration to use [e.g. voldemort.store.bdb.BdbStorageConfiguration]").withRequiredArg().describedAs("class_name");
        parser.accepts("props", "Properties file with configuration for the engine").withRequiredArg().describedAs("config.properties");
        parser.accepts("value-size", "The size of the values in the store").withRequiredArg().describedAs("size").ofType(Integer.class);
        parser.accepts("cache-width", "Percentage of requests to save as possible re-requests").withRequiredArg().describedAs("width").ofType(Integer.class);
        parser.accepts("cache-hit-ratio", "Percentage of requests coming from the last cache-width requests").withRequiredArg().describedAs("ratio").ofType(Double.class);
        parser.accepts("clean-up", "Delete data directory when done.");
        OptionSet options = parser.parse(args);
        if (options.has("help")) {
            parser.printHelpOn(System.out);
            System.exit(0);
        }
        CmdUtils.croakIfMissing(parser, options, "requests");
        final int numThreads = CmdUtils.valueOf(options, "threads", 10);
        final int numRequests = (Integer) options.valueOf("requests");
        final int numValues = (Integer) options.valueOf("num-values");
        final int valueSize = CmdUtils.valueOf(options, "value-size", 1024);
        final int cacheWidth = CmdUtils.valueOf(options, "cache-width", 100000);
        final double cacheHitRatio = CmdUtils.valueOf(options, "cache-hit-ratio", 0.5);
        final String propsFile = (String) options.valueOf("props");
        final boolean cleanUp = options.has("clean-up");
        final String storageEngineClass = CmdUtils.valueOf(options, "storage-configuration-class", BdbStorageConfiguration.class.getName()).trim();
        File dataDir = null;
        if (options.has("data-dir"))
            dataDir = new File((String) options.valueOf("data-dir"));
        else
            dataDir = TestUtils.createTempDir();
        System.out.println("Data dir: " + dataDir);
        // create the storage engine
        Props props = new Props();
        if (propsFile != null)
            props = new Props(new File(propsFile));
        props.put("node.id", 0);
        props.put("data.directory", dataDir.getAbsolutePath());
        props.put("voldemort.home", System.getProperty("user.dir"));
        VoldemortConfig config = new VoldemortConfig(props);
        StorageConfiguration storageConfig = (StorageConfiguration) ReflectUtils.callConstructor(ReflectUtils.loadClass(storageEngineClass), new Object[] { config });
        StorageEngine<ByteArray, byte[], byte[]> engine = storageConfig.getStore(TestUtils.makeStoreDefinition("test"), TestUtils.makeSingleNodeRoutingStrategy());
        @SuppressWarnings("unchecked") final Store<String, byte[], byte[]> store = new SerializingStore(engine, new StringSerializer(), new IdentitySerializer(), null);
        final byte[] value = new byte[valueSize];
        new Random().nextBytes(value);
        // initialize test data
        for (int i = 0; i < numValues; i++) store.put(Integer.toString(i), Versioned.value(value), null);
        // initialize cache lookback data
        int[] recents = new int[cacheWidth];
        System.out.println("Write test:");
        CachedPerformanceTest writeTest = new CachedPerformanceTest(new PerformanceTest() {

            @Override
            public void doOperation(int index) {
                try {
                    String key = Integer.toString(index);
                    List<Versioned<byte[]>> vs = store.get(key, null);
                    VectorClock version;
                    if (vs.size() == 0)
                        version = new VectorClock();
                    else
                        version = (VectorClock) vs.get(0).getVersion();
                    version.incrementVersion(0, 847584375);
                    store.put(key, Versioned.value(value, version), null);
                } catch (ObsoleteVersionException e) {
                // do nothing
                } catch (RuntimeException e) {
                    e.printStackTrace();
                    throw e;
                }
            }
        }, recents, numValues, cacheHitRatio);
        writeTest.run(numRequests, numThreads);
        writeTest.printStats();
        System.out.println();
        System.out.println("Read test:");
        CachedPerformanceTest readTest = new CachedPerformanceTest(new PerformanceTest() {

            @Override
            public void doOperation(int index) {
                store.get(Integer.toString(index), null);
            }
        }, recents, numValues, cacheHitRatio);
        readTest.run(numRequests, numThreads);
        readTest.printStats();
        if (cleanUp)
            Utils.rm(dataDir);
    } catch (Exception e) {
        e.printStackTrace();
        System.exit(1);
    }
}

Example 4 with StringSerializer

use of voldemort.serialization.StringSerializer in project voldemort by voldemort.

the class Benchmark method initializeStore.

@SuppressWarnings("unchecked")
public void initializeStore(Props benchmarkProps) throws Exception {
    this.numThreads = benchmarkProps.getInt(THREADS, MAX_WORKERS);
    this.numConnectionsPerNode = benchmarkProps.getInt(NUM_CONNECTIONS_PER_NODE, MAX_CONNECTIONS_PER_NODE);
    this.numIterations = benchmarkProps.getInt(ITERATIONS, 1);
    this.statusIntervalSec = benchmarkProps.getInt(INTERVAL, 0);
    this.verbose = benchmarkProps.getBoolean(VERBOSE, false);
    this.verifyRead = benchmarkProps.getBoolean(VERIFY, false);
    this.ignoreNulls = benchmarkProps.getBoolean(IGNORE_NULLS, false);
    int clientZoneId = benchmarkProps.getInt(CLIENT_ZONE_ID, -1);
    if (benchmarkProps.containsKey(URL)) {
        // Remote benchmark
        if (!benchmarkProps.containsKey(STORE_NAME)) {
            throw new VoldemortException("Missing storename");
        }
        String socketUrl = benchmarkProps.getString(URL);
        String storeName = benchmarkProps.getString(STORE_NAME);
        ClientConfig clientConfig = new ClientConfig().setMaxThreads(numThreads).setMaxTotalConnections(numThreads).setMaxConnectionsPerNode(numConnectionsPerNode).setRoutingTimeout(1500, TimeUnit.MILLISECONDS).setSocketTimeout(1500, TimeUnit.MILLISECONDS).setConnectionTimeout(500, TimeUnit.MILLISECONDS).setRequestFormatType(RequestFormatType.VOLDEMORT_V3).setBootstrapUrls(socketUrl);
        if (clientZoneId >= 0) {
            clientConfig.setClientZoneId(clientZoneId);
        }
        SocketStoreClientFactory socketFactory = new SocketStoreClientFactory(clientConfig);
        this.storeClient = socketFactory.getStoreClient(storeName);
        StoreDefinition storeDef = getStoreDefinition(socketFactory, storeName);
        this.keyType = findKeyType(storeDef);
        benchmarkProps.put(Benchmark.KEY_TYPE, this.keyType);
        this.factory = socketFactory;
    } else {
        // Local benchmark
        localMode = true;
        String storageEngineClass = benchmarkProps.getString(STORAGE_CONFIGURATION_CLASS);
        this.keyType = benchmarkProps.getString(KEY_TYPE, STRING_KEY_TYPE);
        Serializer serializer = findKeyType(this.keyType);
        Store<Object, Object, Object> store = null;
        VoldemortConfig voldemortConfig;
        if (benchmarkProps.containsKey(LOCAL_SERVER_PROPERTIES)) {
            File homeDir = TestUtils.createTempDir();
            File configDir = new File(homeDir, "config");
            configDir.mkdir();
            FileUtils.copyFile(new File(benchmarkProps.get(LOCAL_SERVER_PROPERTIES)), new File(configDir, "server.properties"));
            voldemortConfig = VoldemortConfig.loadFromVoldemortHome(homeDir.getAbsolutePath());
        } else {
            voldemortConfig = ServerTestUtils.getVoldemortConfig();
        }
        StorageConfiguration conf = (StorageConfiguration) ReflectUtils.callConstructor(ReflectUtils.loadClass(storageEngineClass), new Object[] { voldemortConfig });
        StorageEngine<ByteArray, byte[], byte[]> engine = conf.getStore(TestUtils.makeStoreDefinition(DUMMY_DB), TestUtils.makeSingleNodeRoutingStrategy());
        if (conf.getType().compareTo(ViewStorageConfiguration.TYPE_NAME) == 0) {
            engine = new ViewStorageEngine(STORE_NAME, engine, new StringSerializer(), new StringSerializer(), serializer, new StringSerializer(), null, BenchmarkViews.loadTransformation(benchmarkProps.getString(VIEW_CLASS).trim()));
        }
        store = SerializingStore.wrap(engine, serializer, new StringSerializer(), new IdentitySerializer());
        this.factory = new StaticStoreClientFactory(store);
        this.storeClient = factory.getStoreClient(store.getName());
    }
    this.storeInitialized = true;
}

Example 5 with StringSerializer

use of voldemort.serialization.StringSerializer in project voldemort by voldemort.

the class CachingStoreClientFactoryTest method testBootstrapAll.

@Test
public void testBootstrapAll() {
    StoreClientFactory inner = new MockStoreClientFactory(new StringSerializer(), new StringSerializer(), null);
    final DefaultStoreClient<Object, Object> aStoreClient = spy((DefaultStoreClient<Object, Object>) inner.getStoreClient("test1"));
    final DefaultStoreClient<Object, Object> bStoreClient = spy((DefaultStoreClient<Object, Object>) inner.getStoreClient("test2"));
    StoreClientFactory mocked = mock(StoreClientFactory.class);
    if (useLazy) {
        when(mocked.<Object, Object>getStoreClient("test1", null)).thenReturn(createLazyStoreClient(aStoreClient));
        when(mocked.<Object, Object>getStoreClient("test2", null)).thenReturn(createLazyStoreClient(bStoreClient));
    } else {
        when(mocked.<Object, Object>getStoreClient("test1", null)).thenReturn(aStoreClient);
        when(mocked.<Object, Object>getStoreClient("test2", null)).thenReturn(bStoreClient);
    }
    CachingStoreClientFactory cachingFactory = new CachingStoreClientFactory(mocked);
    cachingFactory.getStoreClient("test1");
    cachingFactory.getStoreClient("test2");
    cachingFactory.bootstrapAllClients();
    verify(aStoreClient, times(1)).bootStrap();
    verify(bStoreClient, times(1)).bootStrap();
}