Examples with KVStoreClosure com.alipay.sofa.jraft.rhea.storage.KVStoreClosure used on opensource projects

Example 1 with KVStoreClosure

use of com.alipay.sofa.jraft.rhea.storage.KVStoreClosure in project sofa-jraft by sofastack.

the class RocksKVStoreTest method putListTest.

/**
 * Test method: {@link RocksRawKVStore#put(List, KVStoreClosure)}
 */
@Test
public void putListTest() {
    final List<KVEntry> entries = Lists.newArrayList();
    for (int i = 0; i < 10; i++) {
        entries.add(new KVEntry(makeKey("batch_put_test_key" + i), makeValue("batch_put_test_value" + i)));
    }
    this.kvStore.put(entries, null);
    final List<KVEntry> entries2 = new SyncKVStore<List<KVEntry>>() {

        @Override
        public void execute(RawKVStore kvStore, KVStoreClosure closure) {
            kvStore.scan(makeKey("batch_put_test_key"), makeKey("batch_put_test_key" + 99), closure);
        }
    }.apply(this.kvStore);
    assertEquals(entries.size(), entries2.size());
    for (int i = 0; i < entries.size(); i++) {
        assertArrayEquals(entries.get(i).getKey(), entries2.get(i).getKey());
        assertArrayEquals(entries.get(i).getValue(), entries2.get(i).getValue());
    }
}

Example 2 with KVStoreClosure

use of com.alipay.sofa.jraft.rhea.storage.KVStoreClosure in project sofa-jraft by sofastack.

the class RocksKVStoreTest method multiGroupSnapshotTest.

public void multiGroupSnapshotTest() throws Exception {
    final File backupDir = new File("multi-backup");
    if (backupDir.exists()) {
        FileUtils.deleteDirectory(backupDir);
    }
    final List<Region> regions = Lists.newArrayList();
    regions.add(new Region(1, makeKey("0"), makeKey("1"), null, null));
    regions.add(new Region(2, makeKey("1"), makeKey("2"), null, null));
    regions.add(new Region(3, makeKey("2"), makeKey("3"), null, null));
    regions.add(new Region(4, makeKey("3"), makeKey("4"), null, null));
    regions.add(new Region(5, makeKey("4"), makeKey("5"), null, null));
    for (int i = 0; i < 5; i++) {
        final String v = String.valueOf(i);
        this.kvStore.put(makeKey(v), makeValue(v), null);
    }
    for (int i = 0; i < 5; i++) {
        this.kvStore.getSequence(makeKey(i + "_seq_test"), 10, null);
    }
    KVStoreSnapshotFile kvStoreSnapshotFile = KVStoreSnapshotFileFactory.getKVStoreSnapshotFile(this.kvStore);
    final ExecutorService snapshotPool = StoreEngineHelper.createSnapshotExecutor(1, 5);
    final List<TestSnapshotWriter> writers = Lists.newArrayList();
    for (int i = 0; i < 4; i++) {
        final Path p = Paths.get(backupDir.getAbsolutePath(), String.valueOf(i));
        final TestSnapshotWriter snapshotWriter = new TestSnapshotWriter(p.toString());
        writers.add(snapshotWriter);
        final CountDownLatch latch = new CountDownLatch(1);
        final Closure done = status -> {
            assertTrue(status.isOk());
            latch.countDown();
        };
        kvStoreSnapshotFile.save(snapshotWriter, regions.get(i), done, snapshotPool);
        latch.await();
        final LocalFileMeta meta = (LocalFileMeta) snapshotWriter.getFileMeta(SNAPSHOT_ARCHIVE);
        assertNotNull(meta);
    }
    this.kvStore.shutdown();
    FileUtils.deleteDirectory(new File(this.tempPath));
    FileUtils.forceMkdir(new File(this.tempPath));
    this.kvStore = new RocksRawKVStore();
    this.kvStore.init(this.dbOptions);
    kvStoreSnapshotFile = KVStoreSnapshotFileFactory.getKVStoreSnapshotFile(this.kvStore);
    for (int i = 0; i < 4; i++) {
        final Path p = Paths.get(backupDir.getAbsolutePath(), String.valueOf(i));
        final TestSnapshotReader snapshotReader = new TestSnapshotReader(writers.get(i).metaTable, p.toString());
        final boolean ret = kvStoreSnapshotFile.load(snapshotReader, regions.get(i));
        assertTrue(ret);
    }
    for (int i = 0; i < 4; i++) {
        final String v = String.valueOf(i);
        final byte[] seqKey = makeKey(i + "_seq_test");
        assertArrayEquals(makeValue(v), get(makeKey(v)));
        final Sequence sequence = new SyncKVStore<Sequence>() {

            @Override
            public void execute(RawKVStore kvStore, KVStoreClosure closure) {
                kvStore.getSequence(seqKey, 10, closure);
            }
        }.apply(this.kvStore);
        assertEquals(10L, sequence.getStartValue());
        assertEquals(20L, sequence.getEndValue());
    }
    assertNull(get(makeKey("5")));
    final Sequence sequence = new SyncKVStore<Sequence>() {

        @Override
        public void execute(RawKVStore kvStore, KVStoreClosure closure) {
            kvStore.getSequence(makeKey("4_seq_test"), 10, closure);
        }
    }.apply(this.kvStore);
    assertEquals(0L, sequence.getStartValue());
    FileUtils.deleteDirectory(backupDir);
    ExecutorServiceHelper.shutdownAndAwaitTermination(snapshotPool);
}

Example 3 with KVStoreClosure

use of com.alipay.sofa.jraft.rhea.storage.KVStoreClosure in project sofa-jraft by sofastack.

the class RocksKVStoreTest method batchPutIfAbsentTest.

/**
 * Test method: {@link RocksRawKVStore#batchPutIfAbsent(KVStateOutputList)}
 */
@Test
public void batchPutIfAbsentTest() {
    final KVStateOutputList kvStates = KVStateOutputList.newInstance();
    final int batchWriteSize = RocksRawKVStore.MAX_BATCH_WRITE_SIZE + 1;
    for (int i = 1; i <= batchWriteSize; i++) {
        final byte[] key = makeKey("put_test" + i);
        final byte[] value = makeValue("put_test_value" + i);
        KVStoreClosure kvStoreClosure = new BaseKVStoreClosure() {

            @Override
            public void run(Status status) {
                assertEquals(status, Status.OK());
            }
        };
        kvStates.add(KVState.of(KVOperation.createPutIfAbsent(key, value), kvStoreClosure));
    }
    this.kvStore.batchPutIfAbsent(kvStates);
    kvStates.forEach(kvState -> assertNull(kvState.getDone().getData()));
    kvStates.clear();
    for (int i = 1; i <= batchWriteSize; i++) {
        final byte[] key = makeKey("put_test" + i);
        final byte[] value = makeValue("put_test_value" + i);
        KVStoreClosure kvStoreClosure = new BaseKVStoreClosure() {

            @Override
            public void run(Status status) {
                assertEquals(status, Status.OK());
            }
        };
        kvStates.add(KVState.of(KVOperation.createPutIfAbsent(key, value), kvStoreClosure));
    }
    this.kvStore.batchPutIfAbsent(kvStates);
    kvStates.forEach(kvState -> assertArrayEquals(kvState.getOp().getValue(), (byte[]) kvState.getDone().getData()));
}

Example 4 with KVStoreClosure

use of com.alipay.sofa.jraft.rhea.storage.KVStoreClosure in project sofa-jraft by sofastack.

the class MemoryKVStoreTest method getAndPutTest.

/**
 * Test method: {@link MemoryRawKVStore#getAndPut(byte[], byte[], KVStoreClosure)}
 */
@Test
public void getAndPutTest() {
    final byte[] key = makeKey("put_test");
    TestClosure closure = new TestClosure();
    this.kvStore.get(key, closure);
    byte[] value = (byte[]) closure.getData();
    assertNull(value);
    value = makeValue("put_test_value");
    KVStoreClosure kvStoreClosure = new BaseKVStoreClosure() {

        @Override
        public void run(Status status) {
            assertEquals(status, Status.OK());
        }
    };
    this.kvStore.getAndPut(key, value, kvStoreClosure);
    assertNull(kvStoreClosure.getData());
    byte[] newVal = makeValue("put_test_value_new");
    this.kvStore.getAndPut(key, newVal, kvStoreClosure);
    assertArrayEquals(value, (byte[]) kvStoreClosure.getData());
}

Example 5 with KVStoreClosure

use of com.alipay.sofa.jraft.rhea.storage.KVStoreClosure in project sofa-jraft by sofastack.

the class MemoryKVStoreTest method multiGroupSnapshotTest.

@Test
public void multiGroupSnapshotTest() throws Exception {
    final File backupDir = new File("multi-backup");
    if (backupDir.exists()) {
        FileUtils.deleteDirectory(backupDir);
    }
    final List<Region> regions = Lists.newArrayList();
    regions.add(new Region(1, makeKey("0"), makeKey("1"), null, null));
    regions.add(new Region(2, makeKey("1"), makeKey("2"), null, null));
    regions.add(new Region(3, makeKey("2"), makeKey("3"), null, null));
    regions.add(new Region(4, makeKey("3"), makeKey("4"), null, null));
    regions.add(new Region(5, makeKey("4"), makeKey("5"), null, null));
    for (int i = 0; i < 5; i++) {
        final String v = String.valueOf(i);
        this.kvStore.put(makeKey(v), makeValue(v), null);
    }
    for (int i = 0; i < 5; i++) {
        this.kvStore.getSequence(makeKey(i + "_seq_test"), 10, null);
    }
    KVStoreSnapshotFile kvStoreSnapshotFile = KVStoreSnapshotFileFactory.getKVStoreSnapshotFile(this.kvStore);
    final ExecutorService snapshotPool = StoreEngineHelper.createSnapshotExecutor(1, 2);
    final List<TestSnapshotWriter> writers = Lists.newArrayList();
    for (int i = 0; i < 4; i++) {
        final Path p = Paths.get(backupDir.getAbsolutePath(), String.valueOf(i));
        final TestSnapshotWriter snapshotWriter = new TestSnapshotWriter(p.toString());
        writers.add(snapshotWriter);
        final CountDownLatch latch = new CountDownLatch(1);
        final Closure done = status -> {
            assertTrue(status.isOk());
            latch.countDown();
        };
        kvStoreSnapshotFile.save(snapshotWriter, regions.get(i), done, snapshotPool);
        latch.await();
        final LocalFileMeta meta = (LocalFileMeta) snapshotWriter.getFileMeta(SNAPSHOT_ARCHIVE);
        assertNotNull(meta);
    }
    this.kvStore.shutdown();
    this.kvStore = new MemoryRawKVStore();
    final MemoryDBOptions dbOpts = new MemoryDBOptions();
    this.kvStore.init(dbOpts);
    kvStoreSnapshotFile = KVStoreSnapshotFileFactory.getKVStoreSnapshotFile(this.kvStore);
    for (int i = 0; i < 4; i++) {
        final Path p = Paths.get(backupDir.getAbsolutePath(), String.valueOf(i));
        final TestSnapshotReader snapshotReader = new TestSnapshotReader(writers.get(i).metaTable, p.toString());
        final boolean ret = kvStoreSnapshotFile.load(snapshotReader, regions.get(i));
        assertTrue(ret);
    }
    for (int i = 0; i < 4; i++) {
        final String v = String.valueOf(i);
        final byte[] seqKey = makeKey(i + "_seq_test");
        assertArrayEquals(makeValue(v), get(makeKey(v)));
        final Sequence sequence = new SyncKVStore<Sequence>() {

            @Override
            public void execute(RawKVStore kvStore, KVStoreClosure closure) {
                kvStore.getSequence(seqKey, 10, closure);
            }
        }.apply(this.kvStore);
        assertEquals(10L, sequence.getStartValue());
        assertEquals(20L, sequence.getEndValue());
    }
    assertNull(get(makeKey("5")));
    final Sequence sequence = new SyncKVStore<Sequence>() {

        @Override
        public void execute(RawKVStore kvStore, KVStoreClosure closure) {
            kvStore.getSequence(makeKey("4_seq_test"), 10, closure);
        }
    }.apply(this.kvStore);
    assertEquals(0L, sequence.getStartValue());
    FileUtils.deleteDirectory(backupDir);
    ExecutorServiceHelper.shutdownAndAwaitTermination(snapshotPool);
}