repository/src/test/java/org/apache/atlas/repository/graph/GraphRepoMapperScaleTest.java - incubator-atlas - Git at Google

 /**
  * 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
  * <p/>
  * http://www.apache.org/licenses/LICENSE-2.0
  * <p/>
  * 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.atlas.repository.graph;

 import com.thinkaurelius.titan.core.TitanGraph;
 import com.thinkaurelius.titan.core.TitanIndexQuery;
 import com.thinkaurelius.titan.core.util.TitanCleanup;
 import com.tinkerpop.blueprints.Compare;
 import com.tinkerpop.blueprints.GraphQuery;
 import com.tinkerpop.blueprints.Predicate;
 import com.tinkerpop.blueprints.Vertex;
 import org.apache.atlas.GraphTransaction;
 import org.apache.atlas.RepositoryMetadataModule;
 import org.apache.atlas.RequestContext;
 import org.apache.atlas.TestUtils;
 import org.apache.atlas.repository.Constants;
 import org.apache.atlas.typesystem.ITypedReferenceableInstance;
 import org.apache.atlas.typesystem.Referenceable;
 import org.apache.atlas.typesystem.Struct;
 import org.apache.atlas.typesystem.persistence.Id;
 import org.apache.atlas.typesystem.types.ClassType;
 import org.apache.atlas.typesystem.types.IDataType;
 import org.apache.atlas.typesystem.types.Multiplicity;
 import org.apache.atlas.typesystem.types.TypeSystem;
 import org.testng.Assert;
 import org.testng.annotations.AfterClass;
 import org.testng.annotations.BeforeClass;
 import org.testng.annotations.BeforeMethod;
 import org.testng.annotations.Guice;
 import org.testng.annotations.Test;

 import javax.inject.Inject;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Date;

 @Test
 @Guice(modules = RepositoryMetadataModule.class)
 public class GraphRepoMapperScaleTest {

     private static final String DATABASE_NAME = "foo";
     private static final String TABLE_NAME = "bar";

     @Inject
     GraphProvider<TitanGraph> graphProvider;

     @Inject
     private GraphBackedMetadataRepository repositoryService;

     @Inject
     private GraphBackedSearchIndexer searchIndexer;

     private TypeSystem typeSystem = TypeSystem.getInstance();

     private String dbGUID;

     @BeforeClass
     @GraphTransaction
     public void setUp() throws Exception {
         //Make sure we can cleanup the index directory
         Collection<IDataType> typesAdded = TestUtils.createHiveTypes(typeSystem);
         searchIndexer.onAdd(typesAdded);
     }

     @BeforeMethod
     public void setupContext() {
         RequestContext.createContext();
     }

     @AfterClass
     public void tearDown() throws Exception {
         TypeSystem.getInstance().reset();
         try {
             //TODO - Fix failure during shutdown while using BDB
             graphProvider.get().shutdown();
         } catch (Exception e) {
             e.printStackTrace();
         }
         try {
             TitanCleanup.clear(graphProvider.get());
         } catch (Exception e) {
             e.printStackTrace();
         }
     }

     @Test
     public void testSubmitEntity() throws Exception {
         Referenceable databaseInstance = new Referenceable(TestUtils.DATABASE_TYPE);
         databaseInstance.set("name", DATABASE_NAME);
         databaseInstance.set("description", "foo database");
         // System.out.println("databaseInstance = " + databaseInstance);

         ClassType dbType = typeSystem.getDataType(ClassType.class, TestUtils.DATABASE_TYPE);
         ITypedReferenceableInstance db = dbType.convert(databaseInstance, Multiplicity.REQUIRED);

         dbGUID = repositoryService.createEntities(db).get(0);

         Referenceable dbInstance = new Referenceable(dbGUID, TestUtils.DATABASE_TYPE, databaseInstance.getValuesMap());

         for (int index = 0; index < 1000; index++) {
             ITypedReferenceableInstance table = createHiveTableInstance(dbInstance, index);
             repositoryService.createEntities(table);
         }
     }

     @Test(dependsOnMethods = "testSubmitEntity")
     public void testSearchIndex() throws Exception {

         //Elasticsearch requires some time before index is updated
         Thread.sleep(5000);
         searchWithOutIndex(Constants.GUID_PROPERTY_KEY, dbGUID);
         searchWithOutIndex(Constants.ENTITY_TYPE_PROPERTY_KEY, "column_type");
         searchWithOutIndex(Constants.ENTITY_TYPE_PROPERTY_KEY, TestUtils.TABLE_TYPE);

         searchWithOutIndex("hive_table.name", "bar-999");
         searchWithIndex("hive_table.name", "bar-999");
         searchWithIndex("hive_table.created", Compare.GREATER_THAN_EQUAL, TestUtils.TEST_DATE_IN_LONG, 1000);

         for (int index = 500; index < 600; index++) {
             searchWithIndex("hive_table.name", "bar-" + index);
         }

         searchWithIndex(Constants.STATE_PROPERTY_KEY, Id.EntityState.ACTIVE.name());
     }

     private void searchWithOutIndex(String key, String value) {
         TitanGraph graph = graphProvider.get();
         long start = System.currentTimeMillis();
         int count = 0;
         try {
             GraphQuery query = graph.query().has(key, Compare.EQUAL, value);
             for (Vertex ignored : query.vertices()) {
                 count++;
             }
         } finally {
             System.out.println("Search on [" + key + "=" + value + "] returned results: " + count + ", took " + (
                     System.currentTimeMillis() - start) + " ms");
         }
     }

     private void searchWithIndex(String key, String value) {
         TitanGraph graph = graphProvider.get();
         long start = System.currentTimeMillis();
         int count = 0;
         try {
             String queryString = "v.\"" + key + "\":(" + value + ")";
             TitanIndexQuery query = graph.indexQuery(Constants.VERTEX_INDEX, queryString);
             for (TitanIndexQuery.Result<Vertex> ignored : query.vertices()) {
                 count++;
             }
         } finally {
             System.out.println("Search on [" + key + "=" + value + "] returned results: " + count + ", took " + (
                 System.currentTimeMillis() - start) + " ms");
         }
     }

     private void  searchWithIndex(String key, Predicate searchPredicate, Object value, int expectedResults) {
         TitanGraph graph = graphProvider.get();
         long start = System.currentTimeMillis();
         int count = 0;
         try {
             GraphQuery query = graph.query().has(key, searchPredicate, value);
             for (Vertex ignored : query.vertices()) {
                 count++;
             }
         } finally {
             System.out.println("Search on [" + key + "=" + value + "] returned results: " + count + ", took " + (
                     System.currentTimeMillis() - start) + " ms");
             Assert.assertEquals(count, expectedResults);
         }
     }

     private ITypedReferenceableInstance createHiveTableInstance(Referenceable databaseInstance, int uberIndex)
     throws Exception {

         Referenceable tableInstance = new Referenceable(TestUtils.TABLE_TYPE);
         tableInstance.set("name", TABLE_NAME + "-" + uberIndex);
         tableInstance.set("description", "bar table" + "-" + uberIndex);
         tableInstance.set("type", "managed");
         tableInstance.set("created", new Date(TestUtils.TEST_DATE_IN_LONG));
         tableInstance.set("tableType", 1); // enum

         // refer to an existing class
         tableInstance.set("database", databaseInstance);

         ArrayList<String> columnNames = new ArrayList<>();
         columnNames.add("first_name" + "-" + uberIndex);
         columnNames.add("last_name" + "-" + uberIndex);
         tableInstance.set("columnNames", columnNames);

         Struct serde1Instance = new Struct("serdeType");
         serde1Instance.set("name", "serde1" + "-" + uberIndex);
         serde1Instance.set("serde", "serde1" + "-" + uberIndex);
         tableInstance.set("serde1", serde1Instance);

         Struct serde2Instance = new Struct("serdeType");
         serde2Instance.set("name", "serde2" + "-" + uberIndex);
         serde2Instance.set("serde", "serde2" + "-" + uberIndex);
         tableInstance.set("serde2", serde2Instance);

         ArrayList<Referenceable> columns = new ArrayList<>();
         for (int index = 0; index < 5; index++) {
             Referenceable columnInstance = new Referenceable("column_type");
             columnInstance.set("name", "column_" + "-" + uberIndex + "-" + index);
             columnInstance.set("type", "string");
             columns.add(columnInstance);
         }
         tableInstance.set("columns", columns);

         ArrayList<Struct> partitions = new ArrayList<>();
         for (int index = 0; index < 5; index++) {
             Struct partitionInstance = new Struct(TestUtils.PARTITION_STRUCT_TYPE);
             partitionInstance.set("name", "partition_" + "-" + uberIndex + "-" + index);
             partitions.add(partitionInstance);
         }
         tableInstance.set("partitions", partitions);

         ClassType tableType = typeSystem.getDataType(ClassType.class, TestUtils.TABLE_TYPE);
         return tableType.convert(tableInstance, Multiplicity.REQUIRED);
     }
 }
	/**
	* 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
	* <p/>
	* http://www.apache.org/licenses/LICENSE-2.0
	* <p/>
	* 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.atlas.repository.graph;

	import com.thinkaurelius.titan.core.TitanGraph;
	import com.thinkaurelius.titan.core.TitanIndexQuery;
	import com.thinkaurelius.titan.core.util.TitanCleanup;
	import com.tinkerpop.blueprints.Compare;
	import com.tinkerpop.blueprints.GraphQuery;
	import com.tinkerpop.blueprints.Predicate;
	import com.tinkerpop.blueprints.Vertex;
	import org.apache.atlas.GraphTransaction;
	import org.apache.atlas.RepositoryMetadataModule;
	import org.apache.atlas.RequestContext;
	import org.apache.atlas.TestUtils;
	import org.apache.atlas.repository.Constants;
	import org.apache.atlas.typesystem.ITypedReferenceableInstance;
	import org.apache.atlas.typesystem.Referenceable;
	import org.apache.atlas.typesystem.Struct;
	import org.apache.atlas.typesystem.persistence.Id;
	import org.apache.atlas.typesystem.types.ClassType;
	import org.apache.atlas.typesystem.types.IDataType;
	import org.apache.atlas.typesystem.types.Multiplicity;
	import org.apache.atlas.typesystem.types.TypeSystem;
	import org.testng.Assert;
	import org.testng.annotations.AfterClass;
	import org.testng.annotations.BeforeClass;
	import org.testng.annotations.BeforeMethod;
	import org.testng.annotations.Guice;
	import org.testng.annotations.Test;

	import javax.inject.Inject;
	import java.util.ArrayList;
	import java.util.Collection;
	import java.util.Date;

	@Test
	@Guice(modules = RepositoryMetadataModule.class)
	public class GraphRepoMapperScaleTest {

	private static final String DATABASE_NAME = "foo";
	private static final String TABLE_NAME = "bar";

	@Inject
	GraphProvider<TitanGraph> graphProvider;

	@Inject
	private GraphBackedMetadataRepository repositoryService;

	@Inject
	private GraphBackedSearchIndexer searchIndexer;

	private TypeSystem typeSystem = TypeSystem.getInstance();

	private String dbGUID;

	@BeforeClass
	@GraphTransaction
	public void setUp() throws Exception {
	//Make sure we can cleanup the index directory
	Collection<IDataType> typesAdded = TestUtils.createHiveTypes(typeSystem);
	searchIndexer.onAdd(typesAdded);
	}

	@BeforeMethod
	public void setupContext() {
	RequestContext.createContext();
	}

	@AfterClass
	public void tearDown() throws Exception {
	TypeSystem.getInstance().reset();
	try {
	//TODO - Fix failure during shutdown while using BDB
	graphProvider.get().shutdown();
	} catch (Exception e) {
	e.printStackTrace();
	}
	try {
	TitanCleanup.clear(graphProvider.get());
	} catch (Exception e) {
	e.printStackTrace();
	}
	}

	@Test
	public void testSubmitEntity() throws Exception {
	Referenceable databaseInstance = new Referenceable(TestUtils.DATABASE_TYPE);
	databaseInstance.set("name", DATABASE_NAME);
	databaseInstance.set("description", "foo database");
	// System.out.println("databaseInstance = " + databaseInstance);

	ClassType dbType = typeSystem.getDataType(ClassType.class, TestUtils.DATABASE_TYPE);
	ITypedReferenceableInstance db = dbType.convert(databaseInstance, Multiplicity.REQUIRED);

	dbGUID = repositoryService.createEntities(db).get(0);

	Referenceable dbInstance = new Referenceable(dbGUID, TestUtils.DATABASE_TYPE, databaseInstance.getValuesMap());

	for (int index = 0; index < 1000; index++) {
	ITypedReferenceableInstance table = createHiveTableInstance(dbInstance, index);
	repositoryService.createEntities(table);
	}
	}

	@Test(dependsOnMethods = "testSubmitEntity")
	public void testSearchIndex() throws Exception {

	//Elasticsearch requires some time before index is updated
	Thread.sleep(5000);
	searchWithOutIndex(Constants.GUID_PROPERTY_KEY, dbGUID);
	searchWithOutIndex(Constants.ENTITY_TYPE_PROPERTY_KEY, "column_type");
	searchWithOutIndex(Constants.ENTITY_TYPE_PROPERTY_KEY, TestUtils.TABLE_TYPE);

	searchWithOutIndex("hive_table.name", "bar-999");
	searchWithIndex("hive_table.name", "bar-999");
	searchWithIndex("hive_table.created", Compare.GREATER_THAN_EQUAL, TestUtils.TEST_DATE_IN_LONG, 1000);

	for (int index = 500; index < 600; index++) {
	searchWithIndex("hive_table.name", "bar-" + index);
	}

	searchWithIndex(Constants.STATE_PROPERTY_KEY, Id.EntityState.ACTIVE.name());
	}

	private void searchWithOutIndex(String key, String value) {
	TitanGraph graph = graphProvider.get();
	long start = System.currentTimeMillis();
	int count = 0;
	try {
	GraphQuery query = graph.query().has(key, Compare.EQUAL, value);
	for (Vertex ignored : query.vertices()) {
	count++;
	}
	} finally {
	System.out.println("Search on [" + key + "=" + value + "] returned results: " + count + ", took " + (
	System.currentTimeMillis() - start) + " ms");
	}
	}

	private void searchWithIndex(String key, String value) {
	TitanGraph graph = graphProvider.get();
	long start = System.currentTimeMillis();
	int count = 0;
	try {
	String queryString = "v.\"" + key + "\":(" + value + ")";
	TitanIndexQuery query = graph.indexQuery(Constants.VERTEX_INDEX, queryString);
	for (TitanIndexQuery.Result<Vertex> ignored : query.vertices()) {
	count++;
	}
	} finally {
	System.out.println("Search on [" + key + "=" + value + "] returned results: " + count + ", took " + (
	System.currentTimeMillis() - start) + " ms");
	}
	}

	private void searchWithIndex(String key, Predicate searchPredicate, Object value, int expectedResults) {
	TitanGraph graph = graphProvider.get();
	long start = System.currentTimeMillis();
	int count = 0;
	try {
	GraphQuery query = graph.query().has(key, searchPredicate, value);
	for (Vertex ignored : query.vertices()) {
	count++;
	}
	} finally {
	System.out.println("Search on [" + key + "=" + value + "] returned results: " + count + ", took " + (
	System.currentTimeMillis() - start) + " ms");
	Assert.assertEquals(count, expectedResults);
	}
	}

	private ITypedReferenceableInstance createHiveTableInstance(Referenceable databaseInstance, int uberIndex)
	throws Exception {

	Referenceable tableInstance = new Referenceable(TestUtils.TABLE_TYPE);
	tableInstance.set("name", TABLE_NAME + "-" + uberIndex);
	tableInstance.set("description", "bar table" + "-" + uberIndex);
	tableInstance.set("type", "managed");
	tableInstance.set("created", new Date(TestUtils.TEST_DATE_IN_LONG));
	tableInstance.set("tableType", 1); // enum

	// refer to an existing class
	tableInstance.set("database", databaseInstance);

	ArrayList<String> columnNames = new ArrayList<>();
	columnNames.add("first_name" + "-" + uberIndex);
	columnNames.add("last_name" + "-" + uberIndex);
	tableInstance.set("columnNames", columnNames);

	Struct serde1Instance = new Struct("serdeType");
	serde1Instance.set("name", "serde1" + "-" + uberIndex);
	serde1Instance.set("serde", "serde1" + "-" + uberIndex);
	tableInstance.set("serde1", serde1Instance);

	Struct serde2Instance = new Struct("serdeType");
	serde2Instance.set("name", "serde2" + "-" + uberIndex);
	serde2Instance.set("serde", "serde2" + "-" + uberIndex);
	tableInstance.set("serde2", serde2Instance);

	ArrayList<Referenceable> columns = new ArrayList<>();
	for (int index = 0; index < 5; index++) {
	Referenceable columnInstance = new Referenceable("column_type");
	columnInstance.set("name", "column_" + "-" + uberIndex + "-" + index);
	columnInstance.set("type", "string");
	columns.add(columnInstance);
	}
	tableInstance.set("columns", columns);

	ArrayList<Struct> partitions = new ArrayList<>();
	for (int index = 0; index < 5; index++) {
	Struct partitionInstance = new Struct(TestUtils.PARTITION_STRUCT_TYPE);
	partitionInstance.set("name", "partition_" + "-" + uberIndex + "-" + index);
	partitions.add(partitionInstance);
	}
	tableInstance.set("partitions", partitions);

	ClassType tableType = typeSystem.getDataType(ClassType.class, TestUtils.TABLE_TYPE);
	return tableType.convert(tableInstance, Multiplicity.REQUIRED);
	}
	}