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

Example 26 with HDBClient

use of herddb.client.HDBClient 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", false, Collections.emptyList(), 0, 10, 10, false)) {
                    scan.consume();
                }
            }
        }
        ServerMain.getRunningInstance().close();
    } finally {
        if (ServerMain.getRunningInstance() != null) {
            ServerMain.getRunningInstance().close();
        }
    }
}

Example 27 with HDBClient

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

the class BackupRestoreTest method test_backup_restore.

@Test
public void test_backup_restore() throws Exception {
    ServerConfiguration serverconfig_1 = newServerConfigurationWithAutoPort(folder.newFolder().toPath());
    serverconfig_1.set(ServerConfiguration.PROPERTY_NODEID, "server1");
    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());
    ClientConfiguration client_configuration = new ClientConfiguration(folder.newFolder().toPath());
    client_configuration.set(ClientConfiguration.PROPERTY_MODE, ServerConfiguration.PROPERTY_MODE_CLUSTER);
    client_configuration.set(ClientConfiguration.PROPERTY_ZOOKEEPER_ADDRESS, testEnv.getAddress());
    client_configuration.set(ClientConfiguration.PROPERTY_ZOOKEEPER_PATH, testEnv.getPath());
    client_configuration.set(ClientConfiguration.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).column("d", ColumnTypes.INTEGER).primaryKey("c").build();
        Index index = Index.builder().onTable(table).column("d", ColumnTypes.INTEGER).type(Index.TYPE_BRIN).build();
        server_1.getManager().executeStatement(new CreateTableStatement(table), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeStatement(new CreateIndexStatement(index), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 1, "d", 2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 2, "d", 2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 3, "d", 2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 4, "d", 2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        try (Server server_2 = new Server(serverconfig_2)) {
            server_2.start();
            try (HDBClient client = new HDBClient(client_configuration);
                HDBConnection connection = client.openConnection()) {
                assertEquals(4, connection.executeScan(TableSpace.DEFAULT, "SELECT * FROM t1", true, Collections.emptyList(), 0, 0, 10, true).consume().size());
                ByteArrayOutputStream oo = new ByteArrayOutputStream();
                BackupUtils.dumpTableSpace(TableSpace.DEFAULT, 64 * 1024, connection, oo, new ProgressListener() {
                });
                byte[] backupData = oo.toByteArray();
                connection.executeUpdate(TableSpace.DEFAULT, "DELETE FROM t1", 0, false, true, Collections.emptyList());
                assertEquals(0, connection.executeScan(TableSpace.DEFAULT, "SELECT * FROM t1", true, Collections.emptyList(), 0, 0, 10, true).consume().size());
                BackupUtils.restoreTableSpace("newts", server_2.getNodeId(), connection, new ByteArrayInputStream(backupData), new ProgressListener() {
                });
                assertEquals(4, connection.executeScan("newts", "SELECT * FROM newts.t1", true, Collections.emptyList(), 0, 0, 10, true).consume().size());
                assertEquals(1, server_2.getManager().getTableSpaceManager("newts").getIndexesOnTable("t1").size());
            }
        }
    }
}

Example 28 with HDBClient

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

the class BackupRestoreTest method test_backup_restore_recover_from_tx_log_with_newtransaction_during_dump.

@Test
public void test_backup_restore_recover_from_tx_log_with_newtransaction_during_dump() throws Exception {
    ServerConfiguration serverconfig_1 = newServerConfigurationWithAutoPort(folder.newFolder().toPath());
    serverconfig_1.set(ServerConfiguration.PROPERTY_NODEID, "server1");
    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());
    ClientConfiguration client_configuration = new ClientConfiguration(folder.newFolder().toPath());
    client_configuration.set(ClientConfiguration.PROPERTY_MODE, ServerConfiguration.PROPERTY_MODE_CLUSTER);
    client_configuration.set(ClientConfiguration.PROPERTY_ZOOKEEPER_ADDRESS, testEnv.getAddress());
    client_configuration.set(ClientConfiguration.PROPERTY_ZOOKEEPER_PATH, testEnv.getPath());
    client_configuration.set(ClientConfiguration.PROPERTY_ZOOKEEPER_SESSIONTIMEOUT, testEnv.getTimeout());
    try (Server server_1 = new Server(serverconfig_1)) {
        server_1.start();
        server_1.waitForStandaloneBoot();
        Table table1 = Table.builder().name("t1").column("c", ColumnTypes.INTEGER).column("d", ColumnTypes.INTEGER).primaryKey("c").build();
        Index index = Index.builder().onTable(table1).column("d", ColumnTypes.INTEGER).type(Index.TYPE_BRIN).build();
        Table table2 = Table.builder().name("t2").column("c", ColumnTypes.INTEGER).column("d", ColumnTypes.INTEGER).primaryKey("c").build();
        server_1.getManager().executeStatement(new CreateTableStatement(table1), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeStatement(new CreateTableStatement(table2), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeStatement(new CreateIndexStatement(index), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table1, "c", 1, "d", 2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table1, "c", 2, "d", 2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table1, "c", 3, "d", 2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table1, "c", 4, "d", 2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
        try (Server server_2 = new Server(serverconfig_2)) {
            server_2.start();
            try (HDBClient client = new HDBClient(client_configuration);
                HDBConnection connection = client.openConnection()) {
                assertEquals(4, connection.executeScan(TableSpace.DEFAULT, "SELECT * FROM t1", true, Collections.emptyList(), 0, 0, 10, true).consume().size());
                ByteArrayOutputStream oo = new ByteArrayOutputStream();
                BackupUtils.dumpTableSpace(TableSpace.DEFAULT, 64 * 1024, connection, oo, new ProgressListener() {

                    @Override
                    public void log(String type, String message, Map<String, Object> context) {
                        System.out.println("PROGRESS: " + type + " " + message + " context:" + context);
                        if (type.equals("beginTable") && "t1".equals(context.get("table"))) {
                            try {
                                long tx1 = TestUtils.beginTransaction(server_1.getManager(), TableSpace.DEFAULT);
                                server_1.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table1, "c", 5, "d", 2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(tx1));
                                TestUtils.commitTransaction(server_1.getManager(), TableSpace.DEFAULT, tx1);
                            } catch (StatementExecutionException err) {
                                throw new RuntimeException(err);
                            }
                        }
                    }
                });
                byte[] backupData = oo.toByteArray();
                connection.executeUpdate(TableSpace.DEFAULT, "DELETE FROM t1", 0, false, true, Collections.emptyList());
                assertEquals(0, connection.executeScan(TableSpace.DEFAULT, "SELECT * FROM t1", true, Collections.emptyList(), 0, 0, 10, true).consume().size());
                BackupUtils.restoreTableSpace("newts", server_2.getNodeId(), connection, new ByteArrayInputStream(backupData), new ProgressListener() {
                });
                assertEquals(5, connection.executeScan("newts", "SELECT * FROM newts.t1", true, Collections.emptyList(), 0, 0, 10, true).consume().size());
                assertEquals(1, server_2.getManager().getTableSpaceManager("newts").getIndexesOnTable("t1").size());
            }
        }
    }
}

Example 29 with HDBClient

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

the class RetryOnLeaderChangedTest method testKillLeader.

private void testKillLeader(Consumer<HDBConnection> operation) throws Exception {
    TestStatsProvider statsProvider = new TestStatsProvider();
    ServerConfiguration serverconfig_1 = newServerConfigurationWithAutoPort(folder.newFolder().toPath());
    serverconfig_1.set(ServerConfiguration.PROPERTY_NODEID, "server1");
    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());
    ServerConfiguration serverconfig_2 = serverconfig_1.copy().set(ServerConfiguration.PROPERTY_NODEID, "server2").set(ServerConfiguration.PROPERTY_BASEDIR, folder.newFolder().toPath().toAbsolutePath());
    try (Server server_1 = new Server(serverconfig_1)) {
        server_1.start();
        server_1.waitForStandaloneBoot();
        try (Server server_2 = new Server(serverconfig_2)) {
            server_2.start();
            TestUtils.execute(server_1.getManager(), "CREATE TABLESPACE 'ttt','leader:" + server_2.getNodeId() + "','expectedreplicacount:2'", Collections.emptyList());
            // wait for server_2 to wake up
            for (int i = 0; i < 40; i++) {
                TableSpaceManager tableSpaceManager2 = server_2.getManager().getTableSpaceManager("ttt");
                if (tableSpaceManager2 != null && tableSpaceManager2.isLeader()) {
                    break;
                }
                Thread.sleep(500);
            }
            assertTrue(server_2.getManager().getTableSpaceManager("ttt") != null && server_2.getManager().getTableSpaceManager("ttt").isLeader());
            // wait for server_1 to announce as follower
            waitClusterStatus(server_1.getManager(), server_1.getNodeId(), "follower");
            ClientConfiguration clientConfiguration = new ClientConfiguration();
            clientConfiguration.set(ClientConfiguration.PROPERTY_MODE, ClientConfiguration.PROPERTY_MODE_CLUSTER);
            clientConfiguration.set(ClientConfiguration.PROPERTY_ZOOKEEPER_ADDRESS, testEnv.getAddress());
            clientConfiguration.set(ClientConfiguration.PROPERTY_ZOOKEEPER_PATH, testEnv.getPath());
            clientConfiguration.set(ClientConfiguration.PROPERTY_ZOOKEEPER_SESSIONTIMEOUT, testEnv.getTimeout());
            clientConfiguration.set(ClientConfiguration.PROPERTY_MAX_OPERATION_RETRY_COUNT, 1000);
            StatsLogger logger = statsProvider.getStatsLogger("ds");
            try (HDBClient client1 = new HDBClient(clientConfiguration, logger)) {
                try (HDBConnection connection = client1.openConnection()) {
                    // create table and insert data
                    connection.executeUpdate(TableSpace.DEFAULT, "CREATE TABLE ttt.t1(k1 int primary key, n1 int)", TransactionContext.NOTRANSACTION_ID, false, false, Collections.emptyList());
                    connection.executeUpdate(TableSpace.DEFAULT, "INSERT INTO ttt.t1(k1,n1) values(1,1)", TransactionContext.NOTRANSACTION_ID, false, false, Collections.emptyList());
                    connection.executeUpdate(TableSpace.DEFAULT, "INSERT INTO ttt.t1(k1,n1) values(2,1)", TransactionContext.NOTRANSACTION_ID, false, false, Collections.emptyList());
                    connection.executeUpdate(TableSpace.DEFAULT, "INSERT INTO ttt.t1(k1,n1) values(3,1)", TransactionContext.NOTRANSACTION_ID, false, false, Collections.emptyList());
                    // use client2, so that it opens a connection to current leader
                    try (ScanResultSet scan = connection.executeScan(TableSpace.DEFAULT, "SELECT * FROM ttt.t1", false, Collections.emptyList(), TransactionContext.NOTRANSACTION_ID, 0, 0, true)) {
                        assertEquals(3, scan.consume().size());
                    }
                    // change leader
                    switchLeader(server_1.getNodeId(), null, server_1.getManager());
                    // make server_2 (current leader) die
                    server_2.close();
                    // perform operation, it will eventually succeed, because
                    // the client will automatically wait for the new leader to be up
                    operation.accept(connection);
                }
            }
        }
    }
}

Example 30 with HDBClient

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

the class RetryOnLeaderChangedTest method testSwitchLeaderAndAuthTimeout.

@Test
public void testSwitchLeaderAndAuthTimeout() throws Exception {
    TestStatsProvider statsProvider = new TestStatsProvider();
    ServerConfiguration serverconfig_1 = newServerConfigurationWithAutoPort(folder.newFolder().toPath());
    serverconfig_1.set(ServerConfiguration.PROPERTY_NODEID, "server1");
    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());
    ServerConfiguration serverconfig_2 = serverconfig_1.copy().set(ServerConfiguration.PROPERTY_NODEID, "server2").set(ServerConfiguration.PROPERTY_BASEDIR, folder.newFolder().toPath().toAbsolutePath());
    final AtomicBoolean suspendProcessing = new AtomicBoolean(false);
    try (Server server_1 = new Server(serverconfig_1)) {
        server_1.start();
        server_1.waitForStandaloneBoot();
        try (Server server_2 = new Server(serverconfig_2) {

            @Override
            protected ServerSideConnectionPeer buildPeer(Channel channel) {
                return new ServerSideConnectionPeer(channel, this) {

                    @Override
                    public void requestReceived(Pdu message, Channel channel) {
                        if (suspendProcessing.get()) {
                            LOG.log(Level.INFO, "dropping message type " + message.type + " id " + message.messageId);
                            message.close();
                            return;
                        }
                        super.requestReceived(message, channel);
                    }
                };
            }
        }) {
            server_2.start();
            TestUtils.execute(server_1.getManager(), "CREATE TABLESPACE 'ttt','leader:" + server_2.getNodeId() + "','expectedreplicacount:2'", Collections.emptyList());
            // wait for server_2 to wake up
            for (int i = 0; i < 40; i++) {
                TableSpaceManager tableSpaceManager2 = server_2.getManager().getTableSpaceManager("ttt");
                if (tableSpaceManager2 != null && tableSpaceManager2.isLeader()) {
                    break;
                }
                Thread.sleep(500);
            }
            assertTrue(server_2.getManager().getTableSpaceManager("ttt") != null && server_2.getManager().getTableSpaceManager("ttt").isLeader());
            // wait for server_1 to announce as follower
            waitClusterStatus(server_1.getManager(), server_1.getNodeId(), "follower");
            ClientConfiguration clientConfiguration = new ClientConfiguration();
            clientConfiguration.set(ClientConfiguration.PROPERTY_MODE, ClientConfiguration.PROPERTY_MODE_CLUSTER);
            clientConfiguration.set(ClientConfiguration.PROPERTY_ZOOKEEPER_ADDRESS, testEnv.getAddress());
            clientConfiguration.set(ClientConfiguration.PROPERTY_ZOOKEEPER_PATH, testEnv.getPath());
            clientConfiguration.set(ClientConfiguration.PROPERTY_ZOOKEEPER_SESSIONTIMEOUT, testEnv.getTimeout());
            clientConfiguration.set(ClientConfiguration.PROPERTY_MAX_CONNECTIONS_PER_SERVER, 2);
            clientConfiguration.set(ClientConfiguration.PROPERTY_TIMEOUT, 2000);
            StatsLogger logger = statsProvider.getStatsLogger("ds");
            try (HDBClient client1 = new HDBClient(clientConfiguration, logger) {

                @Override
                public HDBConnection openConnection() {
                    HDBConnection con = new VisibleRouteHDBConnection(this);
                    registerConnection(con);
                    return con;
                }
            }) {
                try (VisibleRouteHDBConnection connection = (VisibleRouteHDBConnection) client1.openConnection()) {
                    // create table and insert data
                    connection.executeUpdate(TableSpace.DEFAULT, "CREATE TABLE ttt.t1(k1 int primary key, n1 int)", TransactionContext.NOTRANSACTION_ID, false, false, Collections.emptyList());
                    connection.executeUpdate(TableSpace.DEFAULT, "INSERT INTO ttt.t1(k1,n1) values(1,1)", TransactionContext.NOTRANSACTION_ID, false, false, Collections.emptyList());
                    assertEquals("server2", connection.getRouteToTableSpace("ttt").getNodeId());
                    // change leader
                    switchLeader(server_1.getNodeId(), server_2.getNodeId(), server_1.getManager());
                    try (VisibleRouteHDBConnection connection2 = (VisibleRouteHDBConnection) client1.openConnection()) {
                        // connection routing still point to old leader (now follower)
                        assertEquals("server2", connection2.getRouteToTableSpace("ttt").getNodeId());
                        // suspend server_2 authentication
                        suspendProcessing.set(true);
                        // attempt an insert with old routing. Suspended autentication generates a timeout
                        // and routing will be reevaluated
                        assertEquals(1, connection2.executeUpdate(TableSpace.DEFAULT, "INSERT INTO ttt.t1(k1,n1) values(2,2)", TransactionContext.NOTRANSACTION_ID, false, false, Collections.emptyList()).updateCount);
                        // right routing to current master
                        assertEquals("server1", connection2.getRouteToTableSpace("ttt").getNodeId());
                        suspendProcessing.set(false);
                    }
                }
            }
        }
    }
}