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From kayyag...@apache.org
Subject svn commit: r1614888 - /directory/apacheds/trunk/server-integ/src/test/java/MultiThreadedReadWriteTest.java
Date Thu, 31 Jul 2014 13:44:28 GMT
Author: kayyagari
Date: Thu Jul 31 13:44:27 2014
New Revision: 1614888

URL: http://svn.apache.org/r1614888
Log:
test for DIRSERVER-1992

Added:
    directory/apacheds/trunk/server-integ/src/test/java/MultiThreadedReadWriteTest.java

Added: directory/apacheds/trunk/server-integ/src/test/java/MultiThreadedReadWriteTest.java
URL: http://svn.apache.org/viewvc/directory/apacheds/trunk/server-integ/src/test/java/MultiThreadedReadWriteTest.java?rev=1614888&view=auto
==============================================================================
--- directory/apacheds/trunk/server-integ/src/test/java/MultiThreadedReadWriteTest.java (added)
+++ directory/apacheds/trunk/server-integ/src/test/java/MultiThreadedReadWriteTest.java Thu
Jul 31 13:44:27 2014
@@ -0,0 +1,181 @@
+/*
+ *   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.
+ *
+ */
+import java.io.PrintWriter;
+import java.io.StringWriter;
+
+import org.apache.directory.api.ldap.model.cursor.EntryCursor;
+import org.apache.directory.api.ldap.model.entry.DefaultEntry;
+import org.apache.directory.api.ldap.model.message.SearchScope;
+import org.apache.directory.ldap.client.api.LdapNetworkConnection;
+
+/**
+ * A class to test DIRSERVER-1992.
+ *
+ * 
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ */
+public class MultiThreadedReadWriteTest
+{
+
+    private volatile boolean stop = false;
+
+    private Runnable reader = new Runnable()
+    {
+        
+        @Override
+        public void run()
+        {
+            try
+            {
+                LdapNetworkConnection connection = getConnection();
+                while ( !stop )
+                {
+                    read( connection );
+                }
+                
+                connection.close();
+            }
+            catch( Exception e )
+            {
+                System.out.println( "Reader " + Thread.currentThread().getId() + " failed"
);
+                e.printStackTrace();
+                System.exit( 0 );
+            }
+        }
+    };
+
+    private Runnable writer = new Runnable()
+    {
+        
+        @Override
+        public void run()
+        {
+            try
+            {
+                sync();
+            }
+            catch( Exception e )
+            {
+                System.out.println( "Sync failed" );
+                e.printStackTrace();
+                System.exit( 0 );
+            }
+        }
+    };
+
+    private void read( LdapNetworkConnection connection ) throws Exception
+    {
+        EntryCursor cursor = connection.search( "ou=users,ou=system", "(objectClass=*)",
SearchScope.ONELEVEL, "*" );
+        int count = 0;
+        
+        while( cursor.next() )
+        {
+            cursor.get();
+            count++;
+        }
+        
+        System.out.println( "Read " + count + " entries" );
+    }
+    
+    private void sync() throws Exception
+    {
+        LdapNetworkConnection connection = getConnection();
+        String dn = "uid={uid},ou=users,ou=system";
+        
+        String personTemplate = "objectClass: top\n" +
+            "objectClass: person\n" +
+            "objectClass: organizationalPerson\n" +
+            "objectClass: inetOrgPerson\n" +
+            "givenName: {uid}_{uid}\n" +
+            "sn: {uid}_sn\n" +
+            "cn: {uid}_cn\n" +
+            "uid: {uid}\n\n";
+
+        int total = 2500;
+        
+        System.out.println( "writing " );
+        for( int i =0; i< total; i++ )
+        {
+            String uid = "user"+ i;
+            String userDn = dn.replace( "{uid}", uid );
+            String user = personTemplate.replace( "{uid}", uid );
+            
+            DefaultEntry entry = new DefaultEntry( userDn, user );
+            
+            connection.add( entry );
+        }
+
+        System.out.println( "deleting " );
+        for( int i =0; i< total; i++ )
+        {
+            String uid = "user"+ i;
+            String userDn = dn.replace( "{uid}", uid );
+            
+            connection.delete( userDn );
+        }
+        
+        connection.close();
+    }
+    
+    
+    public static String getStackTrace( Throwable t )
+    {
+        StringWriter sw = new StringWriter();
+        PrintWriter pw = new PrintWriter( sw, true );
+        t.printStackTrace( pw );
+        pw.flush();
+        sw.flush();
+        return sw.toString();
+    }
+
+
+    private LdapNetworkConnection getConnection() throws Exception
+    {
+        LdapNetworkConnection connection = new LdapNetworkConnection( "localhost", 10389
);
+        connection.bind( "uid=admin,ou=system", "secret" );
+        connection.setTimeOut( Long.MAX_VALUE );
+        
+        return connection;
+    }
+
+
+    /**
+     * @param args
+     */
+    public static void main( String[] args ) throws Exception
+    {
+        MultiThreadedReadWriteTest mtrwt = new MultiThreadedReadWriteTest();
+        
+        Thread writer = new Thread( mtrwt.writer );
+        writer.start();
+        
+        for ( int i = 0; i < 5; ++i )
+        {
+            Thread reader = new Thread( mtrwt.reader );
+            reader.start();
+        }
+
+        System.out.println( "waiting for writer to stop" );
+        writer.join();
+        
+        mtrwt.stop = true;
+    }
+
+}



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