KEYCLOAK-14162 Uplifted Apache DS version for LDAPEmbeddedServer

Signed-off-by: Tero Saarni <tero.saarni@est.tech>

pom.xml

@@ -109,8 +109,8 @@
         <commons-lang.version>2.6</commons-lang.version>
         <commons-lang3.version>3.9</commons-lang3.version>
         <commons-io.version>2.6</commons-io.version>
-        <apacheds.version>2.0.0-M24</apacheds.version>
+        <apacheds.version>2.0.0.AM26</apacheds.version>
-        <apacheds.codec.version>1.0.0</apacheds.codec.version>
+        <apacheds.codec.version>2.0.0</apacheds.codec.version>
         <google.zxing.version>3.4.0</google.zxing.version>
         <freemarker.version>2.3.29</freemarker.version>
 
@@ -579,6 +579,16 @@
             </dependency>
 
             <!-- Apache DS -->
+            <dependency>
+                <groupId>org.apache.directory.server</groupId>
+                <artifactId>apacheds-core</artifactId>
+                <version>${apacheds.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>org.apache.directory.server</groupId>
+                <artifactId>apacheds-core-api</artifactId>
+                <version>${apacheds.version}</version>
+            </dependency>
             <dependency>
                 <groupId>org.apache.directory.server</groupId>
                 <artifactId>apacheds-core-annotations</artifactId>

util/embedded-ldap/pom.xml

@@ -39,6 +39,14 @@
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
         </dependency>
+        <dependency>
+            <groupId>commons-lang</groupId>
+            <artifactId>commons-lang</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-lang3</artifactId>
+        </dependency>
         <dependency>
             <groupId>org.jboss.logging</groupId>
             <artifactId>jboss-logging</artifactId>
@@ -82,6 +90,14 @@
                 </exclusion>
             </exclusions>
         </dependency>
+        <dependency>
+            <groupId>org.apache.directory.server</groupId>
+            <artifactId>apacheds-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.directory.server</groupId>
+            <artifactId>apacheds-core-api</artifactId>
+        </dependency>
         <dependency>
             <groupId>org.apache.directory.api</groupId>
             <artifactId>api-ldap-codec-standalone</artifactId>

util/embedded-ldap/src/main/java/org/keycloak/util/ldap/FileDirectoryServiceFactory.java

@@ -1,278 +0,0 @@
-/*
- * Copyright 2016 Red Hat, Inc. and/or its affiliates
- * and other contributors as indicated by the @author tags.
- *
- * Licensed 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.keycloak.util.ldap;
-
-import org.apache.directory.api.ldap.model.constants.SchemaConstants;
-import org.apache.directory.api.ldap.model.schema.LdapComparator;
-import org.apache.directory.api.ldap.model.schema.SchemaManager;
-import org.apache.directory.api.ldap.model.schema.comparators.NormalizingComparator;
-import org.apache.directory.api.ldap.model.schema.registries.ComparatorRegistry;
-import org.apache.directory.api.ldap.model.schema.registries.SchemaLoader;
-import org.apache.directory.api.ldap.schema.extractor.SchemaLdifExtractor;
-import org.apache.directory.api.ldap.schema.extractor.impl.DefaultSchemaLdifExtractor;
-import org.apache.directory.api.ldap.schema.loader.LdifSchemaLoader;
-import org.apache.directory.api.ldap.schema.manager.impl.DefaultSchemaManager;
-import org.apache.directory.api.util.exception.Exceptions;
-import org.apache.directory.server.constants.ServerDNConstants;
-import org.apache.directory.server.core.DefaultDirectoryService;
-import org.apache.directory.server.core.api.CacheService;
-import org.apache.directory.server.core.api.DirectoryService;
-import org.apache.directory.server.core.api.InstanceLayout;
-import org.apache.directory.server.core.api.partition.Partition;
-import org.apache.directory.server.core.api.schema.SchemaPartition;
-import org.apache.directory.server.core.factory.DefaultDirectoryServiceFactory;
-import org.apache.directory.server.core.factory.DirectoryServiceFactory;
-import org.apache.directory.server.core.factory.LdifPartitionFactory;
-import org.apache.directory.server.core.factory.PartitionFactory;
-import org.apache.directory.server.core.partition.ldif.LdifPartition;
-import org.apache.directory.server.i18n.I18n;
-import org.jboss.logging.Logger;
-
-import java.io.File;
-import java.io.IOException;
-import java.util.List;
-
-/**
- * Slightly modified version of {@link DefaultDirectoryServiceFactory} which allows persistence among restarts and uses LDIF partitions by default
- *
- * @author <a href="mailto:mposolda@redhat.com">Marek Posolda</a>
- */
-class FileDirectoryServiceFactory implements DirectoryServiceFactory {
-
-    /** A logger for this class */
-    private static final Logger LOG = Logger.getLogger(FileDirectoryServiceFactory.class);
-
-    /** The directory service. */
-    private DirectoryService directoryService;
-
-    /** The partition factory. */
-    private PartitionFactory partitionFactory;
-
-
-    public FileDirectoryServiceFactory()
-    {
-        try
-        {
-            // creating the instance here so that
-            // we we can set some properties like accesscontrol, anon access
-            // before starting up the service
-            directoryService = new DefaultDirectoryService();
-
-            // no need to register a shutdown hook during tests because this
-            // starts a lot of threads and slows down test execution
-            directoryService.setShutdownHookEnabled( false );
-        }
-        catch ( Exception e )
-        {
-            throw new RuntimeException( e );
-        }
-
-        try
-        {
-            String typeName = System.getProperty( "apacheds.partition.factory" );
-
-            if ( typeName != null )
-            {
-                Class<? extends PartitionFactory> type = ( Class<? extends PartitionFactory> ) Class.forName( typeName );
-                partitionFactory = type.newInstance();
-            }
-            else
-            {
-                // partitionFactory = new JdbmPartitionFactory();
-                partitionFactory = new LdifPartitionFactory();
-            }
-        }
-        catch ( Exception e )
-        {
-            LOG.error( "Error instantiating custom partiton factory", e );
-            throw new RuntimeException( e );
-        }
-    }
-
-
-    public FileDirectoryServiceFactory( DirectoryService directoryService, PartitionFactory partitionFactory )
-    {
-        this.directoryService = directoryService;
-        this.partitionFactory = partitionFactory;
-    }
-
-
-    /**
-     * {@inheritDoc}
-     */
-    public void init( String name ) throws Exception
-    {
-        if ( ( directoryService != null ) && directoryService.isStarted() ) {
-            return;
-        }
-
-        build(name);
-    }
-
-
-    /**
-     * Build the working directory
-     */
-    private void buildInstanceDirectory( String name ) throws IOException
-    {
-        String instanceDirectory = System.getProperty( "workingDirectory" );
-
-        if ( instanceDirectory == null )
-        {
-            instanceDirectory = System.getProperty( "java.io.tmpdir" ) + "/server-work-" + name;
-        }
-
-        InstanceLayout instanceLayout = new InstanceLayout( instanceDirectory );
-
-        /*if ( instanceLayout.getInstanceDirectory().exists() )
-        {
-            try
-            {
-                FileUtils.deleteDirectory(instanceLayout.getInstanceDirectory());
-            }
-            catch ( IOException e )
-            {
-                LOG.warn( "couldn't delete the instance directory before initializing the DirectoryService", e );
-            }
-        }*/
-
-        directoryService.setInstanceLayout( instanceLayout );
-    }
-
-
-    /**
-     * Inits the schema and schema partition.
-     */
-    private void initSchema() throws Exception
-    {
-        File workingDirectory = directoryService.getInstanceLayout().getPartitionsDirectory();
-
-        // Extract the schema on disk (a brand new one) and load the registries
-        File schemaRepository = new File( workingDirectory, "schema" );
-        SchemaLdifExtractor extractor = new DefaultSchemaLdifExtractor( workingDirectory );
-
-        try
-        {
-            extractor.extractOrCopy();
-        }
-        catch ( IOException ioe )
-        {
-            // The schema has already been extracted, bypass
-        }
-
-        SchemaLoader loader = new LdifSchemaLoader( schemaRepository );
-        SchemaManager schemaManager = new DefaultSchemaManager( loader );
-
-        // We have to load the schema now, otherwise we won't be able
-        // to initialize the Partitions, as we won't be able to parse
-        // and normalize their suffix Dn
-        schemaManager.loadAllEnabled();
-
-        // Tell all the normalizer comparators that they should not normalize anything
-        ComparatorRegistry comparatorRegistry = schemaManager.getComparatorRegistry();
-
-        for ( LdapComparator<?> comparator : comparatorRegistry )
-        {
-            if ( comparator instanceof NormalizingComparator)
-            {
-                ( ( NormalizingComparator ) comparator ).setOnServer();
-            }
-        }
-
-        directoryService.setSchemaManager( schemaManager );
-
-        // Init the LdifPartition
-        LdifPartition ldifPartition = new LdifPartition( schemaManager, directoryService.getDnFactory() );
-        ldifPartition.setPartitionPath( new File( workingDirectory, "schema" ).toURI() );
-        SchemaPartition schemaPartition = new SchemaPartition( schemaManager );
-        schemaPartition.setWrappedPartition( ldifPartition );
-        directoryService.setSchemaPartition( schemaPartition );
-
-        List<Throwable> errors = schemaManager.getErrors();
-
-        if ( errors.size() != 0 )
-        {
-            throw new Exception( I18n.err(I18n.ERR_317, Exceptions.printErrors(errors)) );
-        }
-    }
-
-
-    /**
-     * Inits the system partition.
-     *
-     * @throws Exception the exception
-     */
-    private void initSystemPartition() throws Exception
-    {
-        // change the working directory to something that is unique
-        // on the system and somewhere either under target directory
-        // or somewhere in a temp area of the machine.
-
-        // Inject the System Partition
-        Partition systemPartition = partitionFactory.createPartition( directoryService.getSchemaManager(),
-                directoryService.getDnFactory(),
-                "system", ServerDNConstants.SYSTEM_DN, 500,
-                new File( directoryService.getInstanceLayout().getPartitionsDirectory(), "system" ) );
-        systemPartition.setSchemaManager(directoryService.getSchemaManager());
-
-        partitionFactory.addIndex(systemPartition, SchemaConstants.OBJECT_CLASS_AT, 100 );
-
-        directoryService.setSystemPartition( systemPartition );
-    }
-
-
-    /**
-     * Builds the directory server instance.
-     *
-     * @param name the instance name
-     */
-    private void build( String name ) throws Exception
-    {
-        directoryService.setInstanceId( name );
-        buildInstanceDirectory( name );
-
-        CacheService cacheService = new CacheService();
-        cacheService.initialize( directoryService.getInstanceLayout() );
-
-        directoryService.setCacheService( cacheService );
-
-        // Init the service now
-        initSchema();
-        initSystemPartition();
-
-        directoryService.startup();
-    }
-
-
-    /**
-     * {@inheritDoc}
-     */
-    public DirectoryService getDirectoryService() throws Exception
-    {
-        return directoryService;
-    }
-
-
-    /**
-     * {@inheritDoc}
-     */
-    public PartitionFactory getPartitionFactory() throws Exception
-    {
-        return partitionFactory;
-    }
-}

util/embedded-ldap/src/main/java/org/keycloak/util/ldap/InMemoryDirectoryServiceFactory.java

@@ -1,182 +0,0 @@
-/*
- * Copyright 2016 Red Hat, Inc. and/or its affiliates
- * and other contributors as indicated by the @author tags.
- *
- * Licensed 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.keycloak.util.ldap;
-
-import net.sf.ehcache.CacheManager;
-import net.sf.ehcache.config.CacheConfiguration;
-import net.sf.ehcache.config.Configuration;
-import org.apache.commons.io.FileUtils;
-import org.apache.directory.api.ldap.model.constants.SchemaConstants;
-import org.apache.directory.api.ldap.model.schema.LdapComparator;
-import org.apache.directory.api.ldap.model.schema.SchemaManager;
-import org.apache.directory.api.ldap.model.schema.comparators.NormalizingComparator;
-import org.apache.directory.api.ldap.model.schema.registries.ComparatorRegistry;
-import org.apache.directory.api.ldap.model.schema.registries.SchemaLoader;
-import org.apache.directory.api.ldap.schema.loader.JarLdifSchemaLoader;
-import org.apache.directory.api.ldap.schema.manager.impl.DefaultSchemaManager;
-import org.apache.directory.api.util.exception.Exceptions;
-import org.apache.directory.server.constants.ServerDNConstants;
-import org.apache.directory.server.core.DefaultDirectoryService;
-import org.apache.directory.server.core.api.CacheService;
-import org.apache.directory.server.core.api.DirectoryService;
-import org.apache.directory.server.core.api.InstanceLayout;
-import org.apache.directory.server.core.api.partition.Partition;
-import org.apache.directory.server.core.api.schema.SchemaPartition;
-import org.apache.directory.server.core.factory.AvlPartitionFactory;
-import org.apache.directory.server.core.factory.DirectoryServiceFactory;
-import org.apache.directory.server.core.factory.PartitionFactory;
-import org.apache.directory.server.i18n.I18n;
-import org.jboss.logging.Logger;
-
-import java.io.File;
-import java.io.IOException;
-import java.util.List;
-import org.apache.directory.server.core.api.interceptor.Interceptor;
-import org.apache.directory.server.core.normalization.NormalizationInterceptor;
-
-/**
- * Factory for a fast (mostly in-memory-only) ApacheDS DirectoryService. Use only for tests!!
- *
- * @author Josef Cacek
- */
-class InMemoryDirectoryServiceFactory implements DirectoryServiceFactory {
-
-    private static final Logger log = Logger.getLogger(InMemoryDirectoryServiceFactory.class);
-    private static final int PAGE_SIZE = 30;
-
-    private final DirectoryService directoryService;
-    private final PartitionFactory partitionFactory;
-
-    /**
-     * Default constructor which creates {@link DefaultDirectoryService} instance and configures {@link AvlPartitionFactory} as
-     * the {@link PartitionFactory} implementation.
-     */
-    public InMemoryDirectoryServiceFactory() {
-        try {
-            directoryService = new DefaultDirectoryService();
-        } catch (Exception e) {
-            throw new RuntimeException(e);
-        }
-        directoryService.setShutdownHookEnabled(false);
-        partitionFactory = new AvlPartitionFactory();
-    }
-
-    /**
-     * Constructor which uses provided {@link DirectoryService} and {@link PartitionFactory} implementations.
-     *
-     * @param directoryService must be not-<code>null</code>
-     * @param partitionFactory must be not-<code>null</code>
-     */
-    public InMemoryDirectoryServiceFactory(DirectoryService directoryService, PartitionFactory partitionFactory) {
-        this.directoryService = directoryService;
-        this.partitionFactory = partitionFactory;
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public void init(String name) throws Exception {
-        if ((directoryService != null) && directoryService.isStarted()) {
-            return;
-        }
-        directoryService.setInstanceId(name);
-
-        // instance layout
-        InstanceLayout instanceLayout = new InstanceLayout(System.getProperty("java.io.tmpdir") + "/server-work-inmemory-" + name);
-        if (instanceLayout.getInstanceDirectory().exists()) {
-            try {
-                FileUtils.deleteDirectory(instanceLayout.getInstanceDirectory());
-            } catch (IOException e) {
-                log.warn("couldn't delete the instance directory before initializing the DirectoryService", e);
-            }
-        }
-        directoryService.setInstanceLayout(instanceLayout);
-
-        // EhCache in disabled-like-mode
-        Configuration ehCacheConfig = new Configuration();
-        ehCacheConfig.setName(name);
-        CacheConfiguration defaultCache = new CacheConfiguration(name + "-default", 1).eternal(false).timeToIdleSeconds(30)
-                .timeToLiveSeconds(30).overflowToDisk(false);
-        ehCacheConfig.addDefaultCache(defaultCache);
-        CacheService cacheService = new CacheService(new CacheManager(ehCacheConfig));
-        directoryService.setCacheService(cacheService);
-
-        // Init the schema
-        // SchemaLoader loader = new SingleLdifSchemaLoader();
-        SchemaLoader loader = new JarLdifSchemaLoader();
-        SchemaManager schemaManager = new DefaultSchemaManager(loader);
-        schemaManager.loadAllEnabled();
-        ComparatorRegistry comparatorRegistry = schemaManager.getComparatorRegistry();
-        for (LdapComparator<?> comparator : comparatorRegistry) {
-            if (comparator instanceof NormalizingComparator) {
-                ((NormalizingComparator) comparator).setOnServer();
-            }
-        }
-        directoryService.setSchemaManager(schemaManager);
-        InMemorySchemaPartition inMemorySchemaPartition = new InMemorySchemaPartition(schemaManager);
-        SchemaPartition schemaPartition = new SchemaPartition(schemaManager);
-        schemaPartition.setWrappedPartition(inMemorySchemaPartition);
-        directoryService.setSchemaPartition(schemaPartition);
-        List<Throwable> errors = schemaManager.getErrors();
-        if (errors.size() != 0) {
-            throw new Exception(I18n.err(I18n.ERR_317, Exceptions.printErrors(errors)));
-        }
-
-        // Init system partition
-        Partition systemPartition = partitionFactory.createPartition(directoryService.getSchemaManager(),
-                directoryService.getDnFactory(), "system",
-                ServerDNConstants.SYSTEM_DN, 500,
-                new File(directoryService.getInstanceLayout().getPartitionsDirectory(),
-                        "system"));
-
-        systemPartition.setSchemaManager(directoryService.getSchemaManager());
-        partitionFactory.addIndex(systemPartition, SchemaConstants.OBJECT_CLASS_AT, 100);
-        directoryService.setSystemPartition(systemPartition);
-
-        // Find Normalization interceptor in chain and add our range emulated interceptor
-        List<Interceptor> interceptors = directoryService.getInterceptors();
-        int insertionPosition = -1;
-        for (int pos = 0; pos < interceptors.size(); ++pos) {
-            Interceptor interceptor = interceptors.get(pos);
-            if (interceptor instanceof NormalizationInterceptor) {
-                insertionPosition = pos;
-            }
-        }
-        interceptors.add(insertionPosition + 1, new RangedAttributeInterceptor("member", PAGE_SIZE));
-        directoryService.setInterceptors(interceptors);
-
-        directoryService.startup();
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public DirectoryService getDirectoryService() throws Exception {
-        return directoryService;
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public PartitionFactory getPartitionFactory() throws Exception {
-        return partitionFactory;
-    }
-}

util/embedded-ldap/src/main/java/org/keycloak/util/ldap/InMemorySchemaPartition.java

@@ -1,93 +0,0 @@
-/*
- * Copyright 2016 Red Hat, Inc. and/or its affiliates
- * and other contributors as indicated by the @author tags.
- *
- * Licensed 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.keycloak.util.ldap;
-
-import org.apache.directory.api.ldap.model.constants.SchemaConstants;
-import org.apache.directory.api.ldap.model.entry.DefaultEntry;
-import org.apache.directory.api.ldap.model.entry.Entry;
-import org.apache.directory.api.ldap.model.ldif.LdifEntry;
-import org.apache.directory.api.ldap.model.ldif.LdifReader;
-import org.apache.directory.api.ldap.model.schema.SchemaManager;
-import org.apache.directory.api.ldap.schema.extractor.impl.DefaultSchemaLdifExtractor;
-import org.apache.directory.api.ldap.schema.extractor.impl.ResourceMap;
-import org.apache.directory.server.core.api.interceptor.context.AddOperationContext;
-import org.apache.directory.server.core.partition.ldif.AbstractLdifPartition;
-import org.jboss.logging.Logger;
-
-import javax.naming.InvalidNameException;
-import java.net.URL;
-import java.util.Map;
-import java.util.TreeSet;
-import java.util.UUID;
-import java.util.regex.Pattern;
-
-/**
- * In-memory schema-only partition which loads the data in the similar way as the
- * {@link org.apache.directory.api.ldap.schemaloader.JarLdifSchemaLoader}.
- *
- * @author Josef Cacek
- */
-class InMemorySchemaPartition extends AbstractLdifPartition {
-
-    private static final Logger log = Logger.getLogger(InMemorySchemaPartition.class);
-
-    /**
-     * Filesystem path separator pattern, either forward slash or backslash. java.util.regex.Pattern is immutable so only one
-     * instance is needed for all uses.
-     */
-    public InMemorySchemaPartition(SchemaManager schemaManager) {
-        super(schemaManager);
-    }
-
-    /**
-     * Partition initialization - loads schema entries from the files on classpath.
-     *
-     * @see org.apache.directory.server.core.partition.impl.avl.AvlPartition#doInit()
-     */
-    @Override
-    protected void doInit() throws InvalidNameException, Exception {
-        if (initialized)
-            return;
-        log.debug("Initializing schema partition " + getId());
-        suffixDn.apply(schemaManager);
-        super.doInit();
-
-        // load schema
-        final Map<String, Boolean> resMap = ResourceMap.getResources(Pattern.compile("schema[/\\Q\\\\E]ou=schema.*"));
-        for (String resourcePath : new TreeSet<String>(resMap.keySet())) {
-            if (resourcePath.endsWith(".ldif")) {
-                URL resource = DefaultSchemaLdifExtractor.getUniqueResource(resourcePath, "Schema LDIF file");
-                LdifReader reader = new LdifReader(resource.openStream());
-                LdifEntry ldifEntry = reader.next();
-                reader.close();
-                Entry entry = new DefaultEntry(schemaManager, ldifEntry.getEntry());
-
-                // add mandatory attributes
-                if (entry.get(SchemaConstants.ENTRY_CSN_AT) == null) {
-                    entry.add(SchemaConstants.ENTRY_CSN_AT, AbstractLdifPartition.defaultCSNFactory.newInstance().toString());
-                }
-                if (entry.get(SchemaConstants.ENTRY_UUID_AT) == null) {
-                    entry.add(SchemaConstants.ENTRY_UUID_AT, UUID.randomUUID().toString());
-                }
-                AddOperationContext addContext = new AddOperationContext(null, entry);
-                super.add(addContext);
-            }
-        }
-    }
-
-}

util/embedded-ldap/src/main/java/org/keycloak/util/ldap/LDAPEmbeddedServer.java

@@ -26,9 +26,12 @@ import org.apache.directory.api.ldap.model.ldif.LdifEntry;
 import org.apache.directory.api.ldap.model.ldif.LdifReader;
 import org.apache.directory.api.ldap.model.schema.SchemaManager;
 import org.apache.directory.server.core.api.DirectoryService;
+import org.apache.directory.server.core.api.interceptor.Interceptor;
 import org.apache.directory.server.core.api.partition.Partition;
-import org.apache.directory.server.core.factory.DirectoryServiceFactory;
+import org.apache.directory.server.core.factory.AvlPartitionFactory;
-import org.apache.directory.server.core.factory.PartitionFactory;
+import org.apache.directory.server.core.factory.DefaultDirectoryServiceFactory;
+import org.apache.directory.server.core.factory.JdbmPartitionFactory;
+import org.apache.directory.server.core.normalization.NormalizationInterceptor;
 import org.apache.directory.server.ldap.LdapServer;
 import org.apache.directory.server.protocol.shared.transport.TcpTransport;
 import org.apache.directory.server.protocol.shared.transport.Transport;
@@ -39,6 +42,7 @@ import org.keycloak.common.util.StreamUtil;
 import java.io.File;
 import java.io.InputStream;
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 import java.util.Properties;
 
@@ -48,6 +52,7 @@ import java.util.Properties;
 public class LDAPEmbeddedServer {
 
     private static final Logger log = Logger.getLogger(LDAPEmbeddedServer.class);
+    private static final int PAGE_SIZE = 30;
 
     public static final String PROPERTY_BASE_DN = "ldap.baseDN";
     public static final String PROPERTY_BIND_HOST = "ldap.host";
@@ -171,15 +176,15 @@ public class LDAPEmbeddedServer {
         String dcName = baseDN.split(",")[0];
         dcName = dcName.substring(dcName.indexOf("=") + 1);
 
-        DirectoryServiceFactory dsf;
         if (this.directoryServiceFactory.equals(DSF_INMEMORY)) {
-            dsf = new InMemoryDirectoryServiceFactory();
+            System.setProperty( "apacheds.partition.factory", AvlPartitionFactory.class.getName());
         } else if (this.directoryServiceFactory.equals(DSF_FILE)) {
-            dsf = new FileDirectoryServiceFactory();
+            System.setProperty( "apacheds.partition.factory", JdbmPartitionFactory.class.getName());
         } else {
             throw new IllegalStateException("Unknown value of directoryServiceFactory: " + this.directoryServiceFactory);
         }
 
+        DefaultDirectoryServiceFactory dsf = new DefaultDirectoryServiceFactory();
         DirectoryService service = dsf.getDirectoryService();
         service.setAccessControlEnabled(false);
         service.setAllowAnonymousAccess(false);
@@ -187,20 +192,16 @@ public class LDAPEmbeddedServer {
 
         dsf.init(dcName + "DS");
 
-        SchemaManager schemaManager = service.getSchemaManager();
+        Partition partition = dsf.getPartitionFactory().createPartition(
-
+            service.getSchemaManager(),
-        PartitionFactory partitionFactory = dsf.getPartitionFactory();
-        Partition partition = partitionFactory.createPartition(
-                schemaManager,
             service.getDnFactory(),
             dcName,
             this.baseDN,
             1000,
             new File(service.getInstanceLayout().getPartitionsDirectory(), dcName));
-        partition.setCacheService( service.getCacheService() );
         partition.initialize();
 
-        partition.setSchemaManager( schemaManager );
+        partition.setSchemaManager(service.getSchemaManager());
 
         // Inject the partition into the DirectoryService
         service.addPartition( partition );
@@ -213,6 +214,23 @@ public class LDAPEmbeddedServer {
                         "objectClass: domain\n\n";
         importLdifContent(service, entryLdif);
 
+
+        if (this.directoryServiceFactory.equals(DSF_INMEMORY)) {
+            // Find Normalization interceptor in chain and add our range emulated interceptor
+            List<Interceptor> interceptors = service.getInterceptors();
+            int insertionPosition = -1;
+            for (int pos = 0; pos < interceptors.size(); ++pos) {
+                Interceptor interceptor = interceptors.get(pos);
+                if (interceptor instanceof NormalizationInterceptor) {
+                    insertionPosition = pos;
+                }
+            }
+            RangedAttributeInterceptor interceptor = new RangedAttributeInterceptor("member", PAGE_SIZE);
+            interceptor.init(service);
+            interceptors.add(insertionPosition + 1, interceptor);
+            service.setInterceptors(interceptors);
+        }
+
         return service;
     }
 

util/embedded-ldap/src/main/java/org/keycloak/util/ldap/RangedAttributeInterceptor.java

@@ -73,16 +73,16 @@ public class RangedAttributeInterceptor extends BaseInterceptor {
                 int end = (max != null && max < attr.size() - 1)? max : attr.size() - 1;
                 if (start != 0 || end != attr.size() - 1) {
                     // some values should be stripped out
-                    Iterator<Value<?>> it = attr.iterator();
+                    Iterator<Value> it = attr.iterator();
-                    Set<Value<?>> valuesToRemove = new HashSet<>(end - start + 1);
+                    Set<Value> valuesToRemove = new HashSet<>(end - start + 1);
                     for (int i = 0; i < attr.size(); i++) {
-                        Value<?> v = it.next();
+                        Value v = it.next();
                         if (i < start || i > end) {
                             valuesToRemove.add(v);
                         }
                     }
                     attr.setUpId(attr.getUpId() + ";range=" + start + "-" + ((end == attr.size() - 1)? "*" : end));
-                    attr.remove(valuesToRemove.toArray(new Value<?>[0]));
+                    attr.remove(valuesToRemove.toArray(new Value[0]));
                 } else if (min != null) {
                     // range explicitly requested although no value stripped
                     attr.setUpId(attr.getUpId() + ";range=0-*");