Examples with ZookeeperClientSideMetadataProvider herddb.client.ZookeeperClientSideMetadataProvider used on opensource projects

Example 1 with ZookeeperClientSideMetadataProvider

use of herddb.client.ZookeeperClientSideMetadataProvider in project herddb by diennea.

the class DownloadTableSpaceTest method downloadTablespaceTest.

@Test
public void downloadTablespaceTest() throws Exception {
    ServerConfiguration serverconfig_1 = new ServerConfiguration(folder.newFolder().toPath());
    serverconfig_1.set(ServerConfiguration.PROPERTY_NODEID, "server1");
    serverconfig_1.set(ServerConfiguration.PROPERTY_PORT, 7867);
    serverconfig_1.set(ServerConfiguration.PROPERTY_MODE, ServerConfiguration.PROPERTY_MODE_CLUSTER);
    serverconfig_1.set(ServerConfiguration.PROPERTY_ZOOKEEPER_ADDRESS, testEnv.getAddress());
    serverconfig_1.set(ServerConfiguration.PROPERTY_ZOOKEEPER_PATH, testEnv.getPath());
    serverconfig_1.set(ServerConfiguration.PROPERTY_ZOOKEEPER_SESSIONTIMEOUT, testEnv.getTimeout());
    try (Server server_1 = new Server(serverconfig_1)) {
        server_1.start();
        server_1.waitForStandaloneBoot();
        Table table = Table.builder().name("t1").column("c", ColumnTypes.INTEGER).primaryKey("c").build();
        server_1.getManager().executeStatement(new CreateTableStatement(table), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        for (int i = 0; i < 1000; i++) {
            server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", i)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        }
        List<Map<String, Object>> logical_data = new ArrayList<>();
        AtomicBoolean start = new AtomicBoolean();
        try (HDBClient client = new HDBClient(new ClientConfiguration(folder.newFolder().toPath()));
            HDBConnection con = client.openConnection()) {
            client.setClientSideMetadataProvider(new ZookeeperClientSideMetadataProvider(testEnv.getAddress(), testEnv.getTimeout(), testEnv.getPath()));
            CountDownLatch count = new CountDownLatch(1);
            con.dumpTableSpace(TableSpace.DEFAULT, new TableSpaceDumpReceiver() {

                Table table;

                @Override
                public void start(LogSequenceNumber logSequenceNumber) throws DataStorageManagerException {
                    System.out.println("start at " + logSequenceNumber);
                    start.set(true);
                }

                @Override
                public void finish(LogSequenceNumber logSequenceNumber) {
                    System.out.println("finish!");
                    count.countDown();
                }

                @Override
                public void endTable() {
                    System.out.println("endTable");
                    table = null;
                }

                @Override
                public void receiveTableDataChunk(List<Record> records) {
                    // System.out.println("receiveTableDataChunk " + records);
                    for (Record r : records) {
                        Map<String, Object> bean = r.toBean(table);
                        // System.out.println("received:" + bean);
                        logical_data.add(bean);
                    }
                }

                @Override
                public void beginTable(DumpedTableMetadata table, Map<String, Object> stats) {
                    System.out.println("beginTable " + table);
                    this.table = table.table;
                }
            }, 89, false);
            assertTrue(count.await(20, TimeUnit.SECONDS));
            assertEquals(1000, logical_data.size());
            assertTrue(start.get());
        }
    }
}

Example 2 with ZookeeperClientSideMetadataProvider

use of herddb.client.ZookeeperClientSideMetadataProvider in project herddb by diennea.

the class SimpleClusterTest method test.

@Test
public void test() throws Exception {
    try (TestingServer zookeeperServer = new TestingServer(-1, folder.newFolder("zk"))) {
        File tmpConfFile = folder.newFile("test.server_cluster.properties");
        try (InputStream in = SimpleClusterTest.class.getResourceAsStream("/conf/test.server_cluster.properties")) {
            Properties props = new Properties();
            props.load(in);
            props.put(ServerConfiguration.PROPERTY_BASEDIR, folder.newFolder().getAbsolutePath());
            props.put(ServerConfiguration.PROPERTY_ZOOKEEPER_ADDRESS, zookeeperServer.getConnectString());
            try (FileOutputStream oo = new FileOutputStream(tmpConfFile)) {
                props.store(oo, "");
            }
        }
        Thread runner = new Thread(() -> {
            ServerMain.main(tmpConfFile.getAbsolutePath());
        });
        runner.start();
        while (ServerMain.getRunningInstance() == null || !ServerMain.getRunningInstance().isStarted()) {
            Thread.sleep(1000);
            System.out.println("waiting for boot");
        }
        ServerMain.getRunningInstance().getServer().waitForStandaloneBoot();
        try (HDBClient client = new HDBClient(new ClientConfiguration(folder.newFolder().toPath()))) {
            client.setClientSideMetadataProvider(new ZookeeperClientSideMetadataProvider(zookeeperServer.getConnectString(), 40000, "/herddb"));
            try (HDBConnection con = client.openConnection()) {
                try (ScanResultSet scan = con.executeScan(TableSpace.DEFAULT, "SELECT * FROM SYSTABLES", Collections.emptyList(), 0, 10, 10)) {
                    scan.consume();
                }
            }
        }
        ServerMain.getRunningInstance().close();
    } finally {
        if (ServerMain.getRunningInstance() != null) {
            ServerMain.getRunningInstance().close();
        }
    }
}

Example 3 with ZookeeperClientSideMetadataProvider

use of herddb.client.ZookeeperClientSideMetadataProvider in project herddb by diennea.

the class UseVirtualTableSpaceIdWithZookKeeperTest method test_leader_online_log_available.

@Test
public void test_leader_online_log_available() throws Exception {
    ServerConfiguration serverconfig_1 = new ServerConfiguration(folder.newFolder().toPath());
    serverconfig_1.set(ServerConfiguration.PROPERTY_NODEID, "server1");
    serverconfig_1.set(ServerConfiguration.PROPERTY_PORT, 7867);
    serverconfig_1.set(ServerConfiguration.PROPERTY_MODE, ServerConfiguration.PROPERTY_MODE_CLUSTER);
    serverconfig_1.set(ServerConfiguration.PROPERTY_ZOOKEEPER_ADDRESS, testEnv.getAddress());
    serverconfig_1.set(ServerConfiguration.PROPERTY_ZOOKEEPER_PATH, testEnv.getPath());
    serverconfig_1.set(ServerConfiguration.PROPERTY_ZOOKEEPER_SESSIONTIMEOUT, testEnv.getTimeout());
    serverconfig_1.set(ServerConfiguration.PROPERTY_ENFORCE_LEADERSHIP, false);
    ServerConfiguration serverconfig_2 = serverconfig_1.copy().set(ServerConfiguration.PROPERTY_NODEID, "server2").set(ServerConfiguration.PROPERTY_BASEDIR, folder.newFolder().toPath().toAbsolutePath()).set(ServerConfiguration.PROPERTY_PORT, 7868);
    try (Server server_1 = new Server(serverconfig_1)) {
        server_1.start();
        server_1.waitForStandaloneBoot();
        Table table = Table.builder().name("t1").column("c", ColumnTypes.INTEGER).primaryKey("c").build();
        server_1.getManager().executeStatement(new CreateTableStatement(table), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 1)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 3)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 4)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        try (Server server_2 = new Server(serverconfig_2)) {
            server_2.start();
            server_1.getManager().executeStatement(new AlterTableSpaceStatement(TableSpace.DEFAULT, new HashSet<>(Arrays.asList("server1", "server2")), "server1", 2, 0), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
            assertTrue(server_2.getManager().waitForTablespace(TableSpace.DEFAULT, 60000, false));
            // wait for data to arrive on server_2
            for (int i = 0; i < 100; i++) {
                GetResult found = server_2.getManager().get(new GetStatement(TableSpace.DEFAULT, "t1", Bytes.from_int(1), null, false), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
                if (found.found()) {
                    break;
                }
                Thread.sleep(100);
            }
            assertTrue(server_2.getManager().get(new GetStatement(TableSpace.DEFAULT, "t1", Bytes.from_int(1), null, false), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION).found());
            ClientConfiguration clientConfiguration = new ClientConfiguration(folder.newFolder().toPath());
            try (HDBClient client = new HDBClient(clientConfiguration);
                HDBConnection connection = client.openConnection()) {
                client.setClientSideMetadataProvider(new ZookeeperClientSideMetadataProvider(testEnv.getAddress(), testEnv.getTimeout(), testEnv.getPath()));
                try (ScanResultSet scan = connection.executeScan(null, "SELECT * FROM " + server_1.getManager().getVirtualTableSpaceId() + ".sysnodes", Collections.emptyList(), 0, 0, 10)) {
                    List<Map<String, Object>> all = scan.consume();
                    assertEquals(2, all.size());
                }
                try (ScanResultSet scan = connection.executeScan(null, "SELECT * FROM " + server_2.getManager().getVirtualTableSpaceId() + ".sysnodes", Collections.emptyList(), 0, 0, 10)) {
                    List<Map<String, Object>> all = scan.consume();
                    assertEquals(2, all.size());
                }
                try (ScanResultSet scan = connection.executeScan(TableSpace.DEFAULT, "SELECT * FROM sysnodes", Collections.emptyList(), 0, 0, 10)) {
                    List<Map<String, Object>> all = scan.consume();
                    assertEquals(2, all.size());
                }
            }
        }
    }
}