| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.iotdb.db.integration; |
| |
| import org.apache.iotdb.db.engine.trigger.example.Accumulator; |
| import org.apache.iotdb.db.engine.trigger.example.Counter; |
| import org.apache.iotdb.db.engine.trigger.executor.TriggerEvent; |
| import org.apache.iotdb.db.engine.trigger.service.TriggerRegistrationInformation; |
| import org.apache.iotdb.db.engine.trigger.service.TriggerRegistrationService; |
| import org.apache.iotdb.db.exception.TriggerManagementException; |
| import org.apache.iotdb.db.metadata.PartialPath; |
| import org.apache.iotdb.db.service.IoTDB; |
| import org.apache.iotdb.db.utils.EnvironmentUtils; |
| import org.apache.iotdb.jdbc.Config; |
| import org.apache.iotdb.tsfile.file.metadata.enums.CompressionType; |
| import org.apache.iotdb.tsfile.file.metadata.enums.TSDataType; |
| import org.apache.iotdb.tsfile.file.metadata.enums.TSEncoding; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.sql.Connection; |
| import java.sql.DriverManager; |
| import java.sql.ResultSet; |
| import java.sql.SQLException; |
| import java.sql.Statement; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| public class IoTDBTriggerManagementIT { |
| |
| @Before |
| public void setUp() throws Exception { |
| EnvironmentUtils.envSetUp(); |
| IoTDB.metaManager.createTimeseries( |
| new PartialPath("root.vehicle.d1.s1"), |
| TSDataType.FLOAT, |
| TSEncoding.PLAIN, |
| CompressionType.UNCOMPRESSED, |
| null); |
| IoTDB.metaManager.createTimeseries( |
| new PartialPath("root.vehicle.d1.s2"), |
| TSDataType.DOUBLE, |
| TSEncoding.GORILLA, |
| CompressionType.LZ4, |
| null); |
| IoTDB.metaManager.createTimeseries( |
| new PartialPath("root.vehicle.d1.s3"), |
| TSDataType.INT32, |
| TSEncoding.RLE, |
| CompressionType.LZ4, |
| null); |
| IoTDB.metaManager.createTimeseries( |
| new PartialPath("root.vehicle.d1.s4"), |
| TSDataType.INT64, |
| TSEncoding.RLE, |
| CompressionType.LZ4, |
| null); |
| Class.forName(Config.JDBC_DRIVER_NAME); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| EnvironmentUtils.cleanEnv(); |
| } |
| |
| @Test |
| public void testManageTriggersNormally() { |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| // show |
| ResultSet resultSet = statement.executeQuery("show triggers"); |
| assertFalse(resultSet.next()); |
| |
| // create trigger |
| statement.execute( |
| "create trigger trigger-1 before insert on root.vehicle.d1.s1 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\""); |
| statement.execute( |
| "create trigger trigger-2 after insert on root.vehicle.d1.s2 as \"org.apache.iotdb.db.engine.trigger.example.Counter\""); |
| assertFalse( |
| ((Accumulator) TriggerRegistrationService.getInstance().getTriggerInstance("trigger-1")) |
| .isStopped()); |
| assertFalse( |
| ((Counter) TriggerRegistrationService.getInstance().getTriggerInstance("trigger-2")) |
| .isStopped()); |
| |
| // show |
| resultSet = statement.executeQuery("show triggers"); |
| assertTrue(resultSet.next()); |
| assertTrue(resultSet.next()); |
| assertFalse(resultSet.next()); |
| |
| // stop trigger |
| statement.execute("stop trigger trigger-1"); |
| assertTrue( |
| ((Accumulator) TriggerRegistrationService.getInstance().getTriggerInstance("trigger-1")) |
| .isStopped()); |
| |
| // show |
| resultSet = statement.executeQuery("show triggers"); |
| assertTrue(resultSet.next()); |
| assertTrue(resultSet.next()); |
| assertFalse(resultSet.next()); |
| |
| // start trigger |
| statement.execute("start trigger trigger-1"); |
| assertFalse( |
| ((Accumulator) TriggerRegistrationService.getInstance().getTriggerInstance("trigger-1")) |
| .isStopped()); |
| |
| // drop trigger |
| statement.execute("drop trigger trigger-1"); |
| statement.execute("drop trigger trigger-2"); |
| |
| // show |
| resultSet = statement.executeQuery("show triggers"); |
| assertFalse(resultSet.next()); |
| } catch (SQLException | TriggerManagementException throwable) { |
| fail(throwable.getMessage()); |
| } |
| } |
| |
| @Test |
| public void testRegisterOnNonMeasurementMNode() { |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute( |
| "create trigger trigger-2 before insert on root.vehicle.d1 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\""); |
| } catch (SQLException throwable) { |
| assertTrue( |
| throwable.getMessage().contains("Triggers can only be registered on MeasurementMNode.")); |
| } |
| } |
| |
| @Test |
| public void testRegisterOnNonExistentMNode() { |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute( |
| "create trigger trigger-2 before insert on root.nonexistent.d1 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\""); |
| } catch (SQLException throwable) { |
| assertTrue(throwable.getMessage().contains("Path [root.nonexistent.d1] does not exist")); |
| } |
| } |
| |
| @Test |
| public void testRegisterInvalidClass() { |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute( |
| "create trigger trigger-2 before insert on root.vehicle.d1.s1 as \"org.apache.iotdb.db.engine.trigger.example.Nonexistent\""); |
| } catch (SQLException throwable) { |
| assertTrue(throwable.getMessage().contains("Failed to reflect Trigger trigger-2")); |
| } |
| } |
| |
| @Test |
| public void testRegisterSameTriggers() { |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute( |
| "create trigger trigger-1 before insert on root.vehicle.d1.s1 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\""); |
| statement.execute( |
| "create trigger trigger-1 after insert on root.vehicle.d1.s1 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\""); |
| } catch (SQLException throwable) { |
| assertTrue( |
| throwable |
| .getMessage() |
| .contains( |
| "a trigger with the same trigger name and the class name has already been registered")); |
| } |
| } |
| |
| @Test |
| public void testRegisterTriggersWithSameNameButDifferentClasses() { |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute( |
| "create trigger trigger-1 before insert on root.vehicle.d1.s1 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\""); |
| statement.execute( |
| "create trigger trigger-1 after insert on root.vehicle.d1.s2 as \"org.apache.iotdb.db.engine.trigger.example.Counter\""); |
| } catch (SQLException throwable) { |
| assertTrue( |
| throwable |
| .getMessage() |
| .contains( |
| "with the same trigger name but a different class name has already been registered")); |
| } |
| } |
| |
| @Test |
| public void testCreateAndDropSeveralTimes() { |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute( |
| "create trigger trigger-1 before insert on root.vehicle.d1.s1 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\""); |
| statement.execute( |
| "create trigger trigger-2 after insert on root.vehicle.d1.s2 as \"org.apache.iotdb.db.engine.trigger.example.Counter\""); |
| |
| statement.execute("drop trigger trigger-1"); |
| statement.execute("drop trigger trigger-2"); |
| |
| statement.execute( |
| "create trigger trigger-1 before insert on root.vehicle.d1.s1 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\""); |
| statement.execute( |
| "create trigger trigger-2 after insert on root.vehicle.d1.s2 as \"org.apache.iotdb.db.engine.trigger.example.Counter\""); |
| |
| statement.execute("drop trigger trigger-1"); |
| statement.execute("drop trigger trigger-2"); |
| |
| statement.execute( |
| "create trigger trigger-1 before insert on root.vehicle.d1.s1 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\""); |
| statement.execute( |
| "create trigger trigger-2 after insert on root.vehicle.d1.s2 as \"org.apache.iotdb.db.engine.trigger.example.Counter\""); |
| |
| ResultSet resultSet = statement.executeQuery("show triggers"); |
| assertTrue(resultSet.next()); |
| assertTrue(resultSet.next()); |
| assertFalse(resultSet.next()); |
| |
| statement.execute("drop trigger trigger-1"); |
| statement.execute("drop trigger trigger-2"); |
| |
| resultSet = statement.executeQuery("show triggers"); |
| assertFalse(resultSet.next()); |
| } catch (SQLException throwable) { |
| fail(throwable.getMessage()); |
| } |
| } |
| |
| @Test |
| public void testCreateSeveralTimes() { |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute( |
| "create trigger trigger-1 before insert on root.vehicle.d1.s1 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\""); |
| ((Accumulator) TriggerRegistrationService.getInstance().getTriggerInstance("trigger-1")) |
| .setAccumulator(1234); |
| |
| statement.execute( |
| "create trigger trigger-2 after insert on root.vehicle.d1.s2 as \"org.apache.iotdb.db.engine.trigger.example.Counter\""); |
| statement.execute( |
| "create trigger trigger-3 before insert on root.vehicle.d1.s3 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\""); |
| statement.execute( |
| "create trigger trigger-4 after insert on root.vehicle.d1.s4 as \"org.apache.iotdb.db.engine.trigger.example.Counter\""); |
| |
| assertEquals( |
| 1234, |
| ((Accumulator) TriggerRegistrationService.getInstance().getTriggerInstance("trigger-1")) |
| .getAccumulator(), |
| 0); |
| } catch (SQLException | TriggerManagementException throwable) { |
| fail(throwable.getMessage()); |
| } |
| } |
| |
| @Test |
| public void testDropNonExistentTrigger() { |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute("drop trigger trigger-1"); |
| } catch (SQLException throwable) { |
| assertTrue(throwable.getMessage().contains("Trigger trigger-1 does not exist")); |
| } |
| } |
| |
| @Test |
| public void testStartNonExistentTrigger() { |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute("start trigger trigger-1"); |
| } catch (SQLException throwable) { |
| assertTrue(throwable.getMessage().contains("Trigger trigger-1 does not exist")); |
| } |
| } |
| |
| @Test |
| public void testStartStartedTrigger() { |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute( |
| "create trigger trigger-1 before insert on root.vehicle.d1.s1 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\""); |
| statement.execute("start trigger trigger-1"); |
| } catch (SQLException throwable) { |
| assertTrue(throwable.getMessage().contains("Trigger trigger-1 has already been started")); |
| } |
| } |
| |
| @Test |
| public void testStopNonExistentTrigger() { |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute("stop trigger trigger-1"); |
| } catch (SQLException throwable) { |
| assertTrue(throwable.getMessage().contains("Trigger trigger-1 does not exist")); |
| } |
| } |
| |
| @Test |
| public void testStopStoppedTrigger() { |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute( |
| "create trigger trigger-1 before insert on root.vehicle.d1.s1 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\""); |
| statement.execute("stop trigger trigger-1"); |
| statement.execute("stop trigger trigger-1"); |
| } catch (SQLException throwable) { |
| assertTrue(throwable.getMessage().contains("Trigger trigger-1 has already been stopped")); |
| } |
| } |
| |
| @Test |
| public void testStopAndStartTriggerMultipleTimesNormally() { |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute( |
| "create trigger trigger-1 before insert on root.vehicle.d1.s1 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\""); |
| assertFalse( |
| TriggerRegistrationService.getInstance() |
| .getRegistrationInformation("trigger-1") |
| .isStopped()); |
| |
| statement.execute("stop trigger trigger-1"); |
| assertTrue( |
| TriggerRegistrationService.getInstance() |
| .getRegistrationInformation("trigger-1") |
| .isStopped()); |
| |
| statement.execute("start trigger trigger-1"); |
| assertFalse( |
| TriggerRegistrationService.getInstance() |
| .getRegistrationInformation("trigger-1") |
| .isStopped()); |
| |
| statement.execute("stop trigger trigger-1"); |
| assertTrue( |
| TriggerRegistrationService.getInstance() |
| .getRegistrationInformation("trigger-1") |
| .isStopped()); |
| |
| statement.execute("start trigger trigger-1"); |
| assertFalse( |
| TriggerRegistrationService.getInstance() |
| .getRegistrationInformation("trigger-1") |
| .isStopped()); |
| } catch (SQLException | TriggerManagementException e) { |
| fail(e.getMessage()); |
| } |
| } |
| |
| @Test |
| @SuppressWarnings("squid:S5961") |
| public void testRecovery() throws Exception { |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| statement.execute( |
| "create trigger trigger-1 before insert on root.vehicle.d1.s1 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\" with ('k1'='v1', 'k2'='v2')"); |
| statement.execute("stop trigger trigger-1"); |
| statement.execute("start trigger trigger-1"); |
| statement.execute("drop trigger trigger-1"); |
| |
| statement.execute( |
| "create trigger trigger-1 before insert on root.vehicle.d1.s2 as \"org.apache.iotdb.db.engine.trigger.example.Counter\" with ('k3'='v3')"); |
| statement.execute("stop trigger trigger-1"); |
| statement.execute("start trigger trigger-1"); |
| statement.execute("drop trigger trigger-1"); |
| |
| statement.execute( |
| "create trigger trigger-1 after insert on root.vehicle.d1.s3 as \"org.apache.iotdb.db.engine.trigger.example.Counter\""); |
| statement.execute( |
| "create trigger trigger-2 before insert on root.vehicle.d1.s4 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\" with ('k4'='v4')"); |
| statement.execute("stop trigger trigger-1"); |
| |
| } catch (Exception e) { |
| fail(e.getMessage()); |
| } |
| |
| EnvironmentUtils.restartDaemon(); |
| |
| try (Connection connection = |
| DriverManager.getConnection( |
| Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root"); |
| Statement statement = connection.createStatement()) { |
| |
| TriggerRegistrationInformation trigger1Info = |
| TriggerRegistrationService.getInstance().getRegistrationInformation("trigger-1"); |
| assertEquals("trigger-1", trigger1Info.getTriggerName()); |
| assertEquals("root.vehicle.d1.s3", trigger1Info.getFullPath().getFullPath()); |
| assertEquals(TriggerEvent.AFTER_INSERT, trigger1Info.getEvent()); |
| assertEquals( |
| "org.apache.iotdb.db.engine.trigger.example.Counter", trigger1Info.getClassName()); |
| assertEquals("{}", trigger1Info.getAttributes().toString()); |
| assertTrue(trigger1Info.isStopped()); |
| |
| TriggerRegistrationInformation trigger2Info = |
| TriggerRegistrationService.getInstance().getRegistrationInformation("trigger-2"); |
| assertEquals("trigger-2", trigger2Info.getTriggerName()); |
| assertEquals("root.vehicle.d1.s4", trigger2Info.getFullPath().getFullPath()); |
| assertEquals(TriggerEvent.BEFORE_INSERT, trigger2Info.getEvent()); |
| assertEquals( |
| "org.apache.iotdb.db.engine.trigger.example.Accumulator", trigger2Info.getClassName()); |
| assertEquals("{k4=v4}", trigger2Info.getAttributes().toString()); |
| assertFalse(trigger2Info.isStopped()); |
| |
| statement.execute("drop trigger trigger-2"); |
| statement.execute( |
| "create trigger trigger-2 after insert on root.vehicle.d1.s3 as \"org.apache.iotdb.db.engine.trigger.example.Counter\""); |
| statement.execute("drop trigger trigger-1"); |
| statement.execute( |
| "create trigger trigger-1 before insert on root.vehicle.d1.s4 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\" with ('k5'='v5')"); |
| statement.execute("stop trigger trigger-2"); |
| statement.execute( |
| "create trigger trigger-3 before insert on root.vehicle.d1.s2 as \"org.apache.iotdb.db.engine.trigger.example.Accumulator\""); |
| } catch (Exception e) { |
| fail(e.getMessage()); |
| } |
| |
| EnvironmentUtils.restartDaemon(); |
| |
| TriggerRegistrationInformation trigger1Info = |
| TriggerRegistrationService.getInstance().getRegistrationInformation("trigger-1"); |
| assertEquals("trigger-1", trigger1Info.getTriggerName()); |
| assertEquals("root.vehicle.d1.s4", trigger1Info.getFullPath().getFullPath()); |
| assertEquals(TriggerEvent.BEFORE_INSERT, trigger1Info.getEvent()); |
| assertEquals( |
| "org.apache.iotdb.db.engine.trigger.example.Accumulator", trigger1Info.getClassName()); |
| assertEquals("{k5=v5}", trigger1Info.getAttributes().toString()); |
| assertFalse(trigger1Info.isStopped()); |
| |
| TriggerRegistrationInformation trigger2Info = |
| TriggerRegistrationService.getInstance().getRegistrationInformation("trigger-2"); |
| assertEquals("trigger-2", trigger2Info.getTriggerName()); |
| assertEquals("root.vehicle.d1.s3", trigger2Info.getFullPath().getFullPath()); |
| assertEquals(TriggerEvent.AFTER_INSERT, trigger2Info.getEvent()); |
| assertEquals("org.apache.iotdb.db.engine.trigger.example.Counter", trigger2Info.getClassName()); |
| assertEquals("{}", trigger2Info.getAttributes().toString()); |
| assertTrue(trigger2Info.isStopped()); |
| |
| TriggerRegistrationInformation trigger3Info = |
| TriggerRegistrationService.getInstance().getRegistrationInformation("trigger-3"); |
| assertEquals("trigger-3", trigger3Info.getTriggerName()); |
| assertEquals("root.vehicle.d1.s2", trigger3Info.getFullPath().getFullPath()); |
| assertEquals(TriggerEvent.BEFORE_INSERT, trigger3Info.getEvent()); |
| assertEquals( |
| "org.apache.iotdb.db.engine.trigger.example.Accumulator", trigger3Info.getClassName()); |
| assertEquals("{}", trigger3Info.getAttributes().toString()); |
| assertFalse(trigger3Info.isStopped()); |
| } |
| } |