use of herddb.model.commands.CreateTableStatement in project herddb by diennea.
the class BackupRestoreTest method test_backup_restore.
@Test
public void test_backup_restore() 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);
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", Collections.emptyList(), 0, 0, 10).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, Collections.emptyList());
assertEquals(0, connection.executeScan(TableSpace.DEFAULT, "SELECT * FROM t1", Collections.emptyList(), 0, 0, 10).consume().size());
BackupUtils.restoreTableSpace("newts", server_2.getNodeId(), connection, new ByteArrayInputStream(backupData), new ProgressListener() {
});
assertEquals(4, connection.executeScan("newts", "SELECT * FROM newts.t1", Collections.emptyList(), 0, 0, 10).consume().size());
assertEquals(1, server_2.getManager().getTableSpaceManager("newts").getIndexesOnTable("t1").size());
}
}
}
}
use of herddb.model.commands.CreateTableStatement in project herddb by diennea.
the class BookkeeperFailuresTest method testBookieNotAvailableDuringTransaction.
@Test
public void testBookieNotAvailableDuringTransaction() 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);
try (Server server = new Server(serverconfig_1)) {
server.start();
server.waitForStandaloneBoot();
Table table = Table.builder().name("t1").column("c", ColumnTypes.INTEGER).primaryKey("c").build();
// create table is done out of the transaction (this is very like autocommit=true)
server.getManager().executeStatement(new CreateTableStatement(table), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
StatementExecutionResult executeStatement = server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 1)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.AUTOTRANSACTION_TRANSACTION);
long transactionId = executeStatement.transactionId;
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 3)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
TableSpaceManager tableSpaceManager = server.getManager().getTableSpaceManager(TableSpace.DEFAULT);
BookkeeperCommitLog log = (BookkeeperCommitLog) tableSpaceManager.getLog();
long ledgerId = log.getLastSequenceNumber().ledgerId;
assertTrue(ledgerId >= 1);
Transaction transaction = tableSpaceManager.getTransactions().stream().filter(t -> t.transactionId == transactionId).findFirst().get();
// Transaction will synch, so every addEntry will be acked, but will not be "confirmed" yet
transaction.synch();
try (DataScanner scan = scan(server.getManager(), "select * from t1", Collections.emptyList(), new TransactionContext(transactionId))) {
assertEquals(3, scan.consume().size());
}
try (DataScanner scan = scan(server.getManager(), "select * from t1", Collections.emptyList(), TransactionContext.NO_TRANSACTION)) {
// no record, but the table exists!
assertEquals(0, scan.consume().size());
}
// we do not want auto-recovery
server.getManager().setActivatorPauseStatus(true);
testEnv.stopBookie();
// transaction will continue and see the failure only the time of the commit
try {
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 4)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
// this will piggyback the LAC for the transaction
System.out.println("Insert of c,4 OK");
} catch (StatementExecutionException expected) {
System.out.println("Insert of c,4 failed " + expected);
// in can happen that the log gets closed
assertEquals(herddb.log.LogNotAvailableException.class, expected.getCause().getClass());
}
try {
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 5)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
// this will piggyback the LAC for the transaction
System.out.println("Insert of c,5 OK");
} catch (StatementExecutionException expected) {
System.out.println("Insert of c,5 failed " + expected);
// in can happen that the log gets closed
assertEquals(herddb.log.LogNotAvailableException.class, expected.getCause().getClass());
}
try {
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 6)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
// this will piggyback the LAC for the transaction
System.out.println("Insert of c,6 OK");
} catch (StatementExecutionException expected) {
System.out.println("Insert of c,6 failed " + expected);
// in can happen that the log gets closed
assertEquals(herddb.log.LogNotAvailableException.class, expected.getCause().getClass());
}
try {
server.getManager().executeStatement(new CommitTransactionStatement(TableSpace.DEFAULT, transactionId), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
// this will fail alweays
fail();
} catch (StatementExecutionException expected) {
System.out.println("Commit failed as expected:" + expected);
}
testEnv.startBookie(false);
while (true) {
System.out.println("status leader:" + tableSpaceManager.isLeader() + " failed:" + tableSpaceManager.isFailed());
if (tableSpaceManager.isFailed()) {
break;
}
Thread.sleep(100);
}
try (BookKeeper bk = createBookKeeper();
LedgerHandle handle = bk.openLedgerNoRecovery(ledgerId, BookKeeper.DigestType.CRC32, "herddb".getBytes(StandardCharsets.UTF_8))) {
BookKeeperAdmin admin = new BookKeeperAdmin(bk);
try {
LedgerMetadata ledgerMetadata = admin.getLedgerMetadata(handle);
System.out.println("current ledger metadata before recovery: " + ledgerMetadata);
} finally {
admin.close();
}
}
server.getManager().setActivatorPauseStatus(false);
server.getManager().triggerActivator(ActivatorRunRequest.TABLESPACEMANAGEMENT);
while (true) {
TableSpaceManager tableSpaceManager_after_failure = server.getManager().getTableSpaceManager(TableSpace.DEFAULT);
System.out.println("tableSpaceManager_after_failure:" + tableSpaceManager_after_failure);
System.out.println("tableSpaceManager:" + tableSpaceManager);
if (tableSpaceManager_after_failure != null && tableSpaceManager_after_failure != tableSpaceManager) {
break;
}
Thread.sleep(1000);
server.getManager().triggerActivator(ActivatorRunRequest.TABLESPACEMANAGEMENT);
}
TableSpaceManager tableSpaceManager_after_failure = server.getManager().getTableSpaceManager(TableSpace.DEFAULT);
Assert.assertNotNull(tableSpaceManager_after_failure);
assertNotSame(tableSpaceManager_after_failure, tableSpaceManager);
assertTrue(!tableSpaceManager_after_failure.isFailed());
// the insert should succeed because the trasaction has been rolledback automatically
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 4)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
try (DataScanner scan = scan(server.getManager(), "select * from t1", Collections.emptyList())) {
assertEquals(1, scan.consume().size());
}
}
}
use of herddb.model.commands.CreateTableStatement in project herddb by diennea.
the class BookkeeperFailuresTest method testFencing.
@Test
public void testFencing() 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 = new Server(serverconfig_1)) {
server.start();
server.waitForStandaloneBoot();
Table table = Table.builder().name("t1").column("c", ColumnTypes.INTEGER).primaryKey("c").build();
server.getManager().executeStatement(new CreateTableStatement(table), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 1)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 3)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
TableSpaceManager tableSpaceManager = server.getManager().getTableSpaceManager(TableSpace.DEFAULT);
BookkeeperCommitLog log = (BookkeeperCommitLog) tableSpaceManager.getLog();
long ledgerId = log.getLastSequenceNumber().ledgerId;
assertTrue(ledgerId >= 1);
// we do not want auto-recovery
server.getManager().setActivatorPauseStatus(true);
try (BookKeeper bk = createBookKeeper()) {
try (LedgerHandle fenceLedger = bk.openLedger(ledgerId, BookKeeper.DigestType.CRC32, "herddb".getBytes(StandardCharsets.UTF_8))) {
}
}
try {
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 4)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
fail();
} catch (StatementExecutionException expected) {
}
while (true) {
System.out.println("status leader:" + tableSpaceManager.isLeader() + " failed:" + tableSpaceManager.isFailed());
if (tableSpaceManager.isFailed()) {
break;
}
Thread.sleep(100);
}
server.getManager().setActivatorPauseStatus(false);
server.getManager().triggerActivator(ActivatorRunRequest.TABLESPACEMANAGEMENT);
while (true) {
TableSpaceManager tableSpaceManager_after_failure = server.getManager().getTableSpaceManager(TableSpace.DEFAULT);
System.out.println("tableSpaceManager_after_failure:" + tableSpaceManager_after_failure);
System.out.println("tableSpaceManager:" + tableSpaceManager);
if (tableSpaceManager_after_failure != null && tableSpaceManager_after_failure != tableSpaceManager) {
break;
}
Thread.sleep(1000);
server.getManager().triggerActivator(ActivatorRunRequest.TABLESPACEMANAGEMENT);
}
TableSpaceManager tableSpaceManager_after_failure = server.getManager().getTableSpaceManager(TableSpace.DEFAULT);
Assert.assertNotNull(tableSpaceManager_after_failure);
assertNotSame(tableSpaceManager_after_failure, tableSpaceManager);
assertTrue(!tableSpaceManager_after_failure.isFailed());
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 4)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
try (DataScanner scan = scan(server.getManager(), "select * from t1", Collections.emptyList())) {
assertEquals(4, scan.consume().size());
}
}
}
use of herddb.model.commands.CreateTableStatement in project herddb by diennea.
the class BookkeeperFailuresTest method testFencingDuringTransaction.
@Test
public void testFencingDuringTransaction() 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 = new Server(serverconfig_1)) {
server.start();
server.waitForStandaloneBoot();
Table table = Table.builder().name("t1").column("c", ColumnTypes.INTEGER).primaryKey("c").build();
server.getManager().executeStatement(new CreateTableStatement(table), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
StatementExecutionResult executeStatement = server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 1)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.AUTOTRANSACTION_TRANSACTION);
long transactionId = executeStatement.transactionId;
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 2)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 3)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
TableSpaceManager tableSpaceManager = server.getManager().getTableSpaceManager(TableSpace.DEFAULT);
BookkeeperCommitLog log = (BookkeeperCommitLog) tableSpaceManager.getLog();
long ledgerId = log.getLastSequenceNumber().ledgerId;
assertTrue(ledgerId >= 1);
// we do not want auto-recovery
server.getManager().setActivatorPauseStatus(true);
try (BookKeeper bk = createBookKeeper()) {
try (LedgerHandle fenceLedger = bk.openLedger(ledgerId, BookKeeper.DigestType.CRC32, "herddb".getBytes(StandardCharsets.UTF_8))) {
}
}
// transaction will continue and see the failure only the time of the commit
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 4)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 5)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 6)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), new TransactionContext(transactionId));
try {
server.getManager().executeStatement(new CommitTransactionStatement(TableSpace.DEFAULT, transactionId), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
fail();
} catch (StatementExecutionException expected) {
}
while (true) {
System.out.println("status leader:" + tableSpaceManager.isLeader() + " failed:" + tableSpaceManager.isFailed());
if (tableSpaceManager.isFailed()) {
break;
}
Thread.sleep(100);
}
server.getManager().setActivatorPauseStatus(false);
server.getManager().triggerActivator(ActivatorRunRequest.TABLESPACEMANAGEMENT);
while (true) {
TableSpaceManager tableSpaceManager_after_failure = server.getManager().getTableSpaceManager(TableSpace.DEFAULT);
System.out.println("tableSpaceManager_after_failure:" + tableSpaceManager_after_failure);
System.out.println("tableSpaceManager:" + tableSpaceManager);
if (tableSpaceManager_after_failure != null && tableSpaceManager_after_failure != tableSpaceManager) {
break;
}
Thread.sleep(1000);
server.getManager().triggerActivator(ActivatorRunRequest.TABLESPACEMANAGEMENT);
}
TableSpaceManager tableSpaceManager_after_failure = server.getManager().getTableSpaceManager(TableSpace.DEFAULT);
Assert.assertNotNull(tableSpaceManager_after_failure);
assertNotSame(tableSpaceManager_after_failure, tableSpaceManager);
assertTrue(!tableSpaceManager_after_failure.isFailed());
server.getManager().executeUpdate(new InsertStatement(TableSpace.DEFAULT, "t1", RecordSerializer.makeRecord(table, "c", 4)), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
try (DataScanner scan = scan(server.getManager(), "select * from t1", Collections.emptyList())) {
assertEquals(1, scan.consume().size());
}
}
}
use of herddb.model.commands.CreateTableStatement in project herddb by diennea.
the class ClientMultiServerTest method test_leader_switch.
@Test
public void test_leader_switch() throws Exception {
ServerConfiguration serverconfig_1 = new ServerConfiguration(folder.newFolder("server1").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());
ServerConfiguration serverconfig_2 = serverconfig_1.copy().set(ServerConfiguration.PROPERTY_NODEID, "server2").set(ServerConfiguration.PROPERTY_BASEDIR, folder.newFolder("server2").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);
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));
server_2.getManager().setErrorIfNotLeader(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());
server_2.getManager().setErrorIfNotLeader(true);
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 (HDBClient client = new HDBClient(client_configuration);
HDBConnection connection = client.openConnection()) {
try (ScanResultSet scan = connection.executeScan(TableSpace.DEFAULT, "SELECT * FROM t1 WHERE c=1", Collections.emptyList(), 0, 0, 10)) {
assertEquals(1, scan.consume().size());
}
// switch leader to server2
server_2.getManager().executeStatement(new AlterTableSpaceStatement(TableSpace.DEFAULT, new HashSet<>(Arrays.asList("server1", "server2")), "server2", 2, 0), StatementEvaluationContext.DEFAULT_EVALUATION_CONTEXT(), TransactionContext.NO_TRANSACTION);
// wait that server_1 leaves leadership
for (int i = 0; i < 100; i++) {
TableSpaceManager tManager = server_1.getManager().getTableSpaceManager(TableSpace.DEFAULT);
if (tManager != null && !tManager.isLeader()) {
break;
}
Thread.sleep(100);
}
TableSpaceManager tManager = server_1.getManager().getTableSpaceManager(TableSpace.DEFAULT);
assertTrue(tManager != null && !tManager.isLeader());
// the client MUST automatically look for the new leader
try (ScanResultSet scan = connection.executeScan(TableSpace.DEFAULT, "SELECT * FROM t1 WHERE c=1", Collections.emptyList(), 0, 0, 10)) {
assertEquals(1, scan.consume().size());
}
}
// assert that server_1 is not accepting request any more
try (HDBClient client_to_1 = new HDBClient(new ClientConfiguration(folder.newFolder().toPath()));
HDBConnection connection = client_to_1.openConnection()) {
client_to_1.setClientSideMetadataProvider(new StaticClientSideMetadataProvider(server_1));
try (ScanResultSet scan = connection.executeScan(TableSpace.DEFAULT, "SELECT * FROM t1 WHERE c=1", Collections.emptyList(), 0, 0, 10)) {
fail("server_1 MUST not accept queries");
} catch (ClientSideMetadataProviderException ok) {
}
}
// assert that server_2 is accepting requests
try (HDBClient client_to_2 = new HDBClient(new ClientConfiguration(folder.newFolder().toPath()));
HDBConnection connection = client_to_2.openConnection()) {
client_to_2.setClientSideMetadataProvider(new StaticClientSideMetadataProvider(server_2));
try (ScanResultSet scan = connection.executeScan(TableSpace.DEFAULT, "SELECT * FROM t1 WHERE c=1", Collections.emptyList(), 0, 0, 10)) {
assertEquals(1, scan.consume().size());
}
}
}
}
}
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