Examples with Reporter voldemort.utils.ConsistencyCheck.Reporter used on opensource projects

Example 1 with Reporter

use of voldemort.utils.ConsistencyCheck.Reporter in project voldemort by voldemort.

the class ConsistencyCheckTest method testOnePartitionEndToEndBasedOnVersion.

@Test
public void testOnePartitionEndToEndBasedOnVersion() throws Exception {
    long now = System.currentTimeMillis();
    // setup four nodes with one store and one partition
    final SocketStoreFactory socketStoreFactory = new ClientRequestExecutorPool(2, 10000, 100000, 32 * 1024);
    VoldemortServer[] servers = new VoldemortServer[4];
    int[][] partitionMap = { { 0 }, { 1 }, { 2 }, { 3 } };
    Cluster cluster = ServerTestUtils.startVoldemortCluster(4, servers, partitionMap, socketStoreFactory, true, null, STORES_XML, new Properties());
    Node node = cluster.getNodeById(0);
    String bootstrapUrl = "tcp://" + node.getHost() + ":" + node.getSocketPort();
    AdminClient adminClient = new AdminClient(bootstrapUrl);
    byte[] value = { 1, 2, 3, 4, 5, 6, 7, 8, 9 };
    byte[] value2 = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
    // make versions
    VectorClock vc1 = new VectorClock();
    VectorClock vc2 = new VectorClock();
    VectorClock vc3 = new VectorClock();
    // [0:1]
    vc1.incrementVersion(0, now);
    // [1:1]
    vc2.incrementVersion(1, now - 5000);
    // [0:1], over a day old
    vc3.incrementVersion(0, now - 89000000);
    ArrayList<Pair<ByteArray, Versioned<byte[]>>> n0store = new ArrayList<Pair<ByteArray, Versioned<byte[]>>>();
    ArrayList<Pair<ByteArray, Versioned<byte[]>>> n1store = new ArrayList<Pair<ByteArray, Versioned<byte[]>>>();
    ArrayList<Pair<ByteArray, Versioned<byte[]>>> n2store = new ArrayList<Pair<ByteArray, Versioned<byte[]>>>();
    ArrayList<Pair<ByteArray, Versioned<byte[]>>> n3store = new ArrayList<Pair<ByteArray, Versioned<byte[]>>>();
    ArrayList<ByteArray> keysHashedToPar0 = new ArrayList<ByteArray>();
    // find store
    Versioned<List<StoreDefinition>> storeDefinitions = adminClient.metadataMgmtOps.getRemoteStoreDefList(0);
    List<StoreDefinition> StoreDefinitions = storeDefinitions.getValue();
    StoreDefinition storeDefinition = null;
    for (StoreDefinition def : StoreDefinitions) {
        if (def.getName().equals(STORE_NAME)) {
            storeDefinition = def;
            break;
        }
    }
    assertNotNull("No such store found: " + STORE_NAME, storeDefinition);
    RoutingStrategy router = new RoutingStrategyFactory().updateRoutingStrategy(storeDefinition, cluster);
    while (keysHashedToPar0.size() < 7) {
        // generate random key
        Map<ByteArray, byte[]> map = ServerTestUtils.createRandomKeyValuePairs(1);
        ByteArray key = map.keySet().iterator().next();
        key.get()[0] = (byte) keysHashedToPar0.size();
        Integer masterPartition = router.getMasterPartition(key.get());
        if (masterPartition == 0) {
            keysHashedToPar0.add(key);
        } else {
            continue;
        }
    }
    ByteArray k6 = keysHashedToPar0.get(6);
    ByteArray k5 = keysHashedToPar0.get(5);
    ByteArray k4 = keysHashedToPar0.get(4);
    ByteArray k3 = keysHashedToPar0.get(3);
    ByteArray k2 = keysHashedToPar0.get(2);
    ByteArray k1 = keysHashedToPar0.get(1);
    ByteArray k0 = keysHashedToPar0.get(0);
    // insert K6 into node 0,1,2
    Versioned<byte[]> v6 = new Versioned<byte[]>(value, vc1);
    n0store.add(Pair.create(k6, v6));
    n1store.add(Pair.create(k6, v6));
    n2store.add(Pair.create(k6, v6));
    // insert K6(conflicting value and version) into node 0,1,2,3
    Versioned<byte[]> v6ConflictEarly = new Versioned<byte[]>(value2, vc2);
    n0store.add(Pair.create(k6, v6ConflictEarly));
    n1store.add(Pair.create(k6, v6ConflictEarly));
    n2store.add(Pair.create(k6, v6ConflictEarly));
    n3store.add(Pair.create(k6, v6ConflictEarly));
    // insert K4,K5 into four nodes
    Versioned<byte[]> v5 = new Versioned<byte[]>(value, vc1);
    Versioned<byte[]> v4 = new Versioned<byte[]>(value, vc1);
    n0store.add(Pair.create(k5, v5));
    n1store.add(Pair.create(k5, v5));
    n2store.add(Pair.create(k5, v5));
    n3store.add(Pair.create(k5, v5));
    n0store.add(Pair.create(k4, v4));
    n1store.add(Pair.create(k4, v4));
    n2store.add(Pair.create(k4, v4));
    n3store.add(Pair.create(k4, v4));
    // insert K3 into node 0,1,2
    Versioned<byte[]> v3 = new Versioned<byte[]>(value, vc2);
    n0store.add(Pair.create(k3, v3));
    n1store.add(Pair.create(k3, v3));
    n2store.add(Pair.create(k3, v3));
    // insert K3(conflicting but latest version) into node 0,1,2,3
    Versioned<byte[]> v3ConflictLate = new Versioned<byte[]>(value, vc1);
    n0store.add(Pair.create(k3, v3ConflictLate));
    n1store.add(Pair.create(k3, v3ConflictLate));
    n2store.add(Pair.create(k3, v3ConflictLate));
    n3store.add(Pair.create(k3, v3ConflictLate));
    // insert K2 into node 0,1
    Versioned<byte[]> v2 = new Versioned<byte[]>(value, vc1);
    n0store.add(Pair.create(k2, v2));
    n1store.add(Pair.create(k2, v2));
    // insert K1 into node 0
    Versioned<byte[]> v1 = new Versioned<byte[]>(value, vc1);
    n0store.add(Pair.create(k1, v1));
    // insert K0(out of retention) into node 0,1,2
    Versioned<byte[]> v0 = new Versioned<byte[]>(value, vc3);
    n0store.add(Pair.create(k0, v0));
    n1store.add(Pair.create(k0, v0));
    n2store.add(Pair.create(k0, v0));
    // stream to store
    adminClient.streamingOps.updateEntries(0, STORE_NAME, n0store.iterator(), null);
    adminClient.streamingOps.updateEntries(1, STORE_NAME, n1store.iterator(), null);
    adminClient.streamingOps.updateEntries(2, STORE_NAME, n2store.iterator(), null);
    adminClient.streamingOps.updateEntries(3, STORE_NAME, n3store.iterator(), null);
    // should have FULL:2(K4,K5), LATEST_CONSISTENT:1(K3),
    // INCONSISTENT:2(K6,K2), ignored(K1,K0)
    List<String> urls = new ArrayList<String>();
    urls.add(bootstrapUrl);
    ConsistencyCheck.ComparisonType[] comparisonTypes = ConsistencyCheck.ComparisonType.values();
    for (ConsistencyCheck.ComparisonType type : comparisonTypes) {
        StringWriter sw = new StringWriter();
        ConsistencyCheck checker = new ConsistencyCheck(urls, STORE_NAME, 0, sw, type);
        Reporter reporter = null;
        checker.connect();
        reporter = checker.execute();
        assertEquals(7 - 2, reporter.numTotalKeys);
        assertEquals(3, reporter.numGoodKeys);
    }
    for (VoldemortServer vs : servers) {
        vs.stop();
    }
}