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

Example 1 with RawKVStore

use of com.alipay.sofa.jraft.rhea.storage.RawKVStore 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 RawKVStore

use of com.alipay.sofa.jraft.rhea.storage.RawKVStore 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 RawKVStore

use of com.alipay.sofa.jraft.rhea.storage.RawKVStore 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);
}

Example 4 with RawKVStore

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

the class RocksKVStoreTest method putTest.

/**
 * Test method: {@link RocksRawKVStore#put(byte[], byte[], KVStoreClosure)}
 */
@Test
public void putTest() {
    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");
    this.kvStore.put(key, value, null);
    byte[] newValue = new SyncKVStore<byte[]>() {

        @Override
        public void execute(RawKVStore kvStore, KVStoreClosure closure) {
            kvStore.get(key, closure);
        }
    }.apply(this.kvStore);
    assertArrayEquals(value, newValue);
}

Example 5 with RawKVStore

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

the class DefaultRheaKVStore method internalRegionDelete.

private void internalRegionDelete(final Region region, final List<byte[]> subKeys, final CompletableFuture<Boolean> future, final int retriesLeft, final Errors lastCause) {
    final RegionEngine regionEngine = getRegionEngine(region.getId(), true);
    final RetryRunner retryRunner = retryCause -> internalRegionDelete(region, subKeys, future, retriesLeft - 1, retryCause);
    final FailoverClosure<Boolean> closure = new FailoverClosureImpl<>(future, false, retriesLeft, retryRunner);
    if (regionEngine != null) {
        if (ensureOnValidEpoch(region, regionEngine, closure)) {
            final RawKVStore rawKVStore = getRawKVStore(regionEngine);
            if (this.kvDispatcher == null) {
                rawKVStore.delete(subKeys, closure);
            } else {
                this.kvDispatcher.execute(() -> rawKVStore.delete(subKeys, closure));
            }
        }
    } else {
        final BatchDeleteRequest request = new BatchDeleteRequest();
        request.setKeys(subKeys);
        request.setRegionId(region.getId());
        request.setRegionEpoch(region.getRegionEpoch());
        this.rheaKVRpcService.callAsyncWithRpc(request, closure, lastCause);
    }
}