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InProcessServerControls.java
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InProcessServerControls.java
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/*
* Copyright (c) 2002-2018 "Neo4j,"
* Neo4j Sweden AB [http://neo4j.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.harness.internal;
import java.io.BufferedReader;
import java.io.Closeable;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintStream;
import java.net.URI;
import java.util.Optional;
import org.neo4j.graphdb.GraphDatabaseService;
import org.neo4j.graphdb.config.Configuration;
import org.neo4j.harness.ServerControls;
import org.neo4j.helpers.HostnamePort;
import org.neo4j.io.fs.FileUtils;
import org.neo4j.kernel.configuration.Connector;
import org.neo4j.kernel.configuration.ConnectorPortRegister;
import org.neo4j.kernel.internal.GraphDatabaseAPI;
import org.neo4j.server.NeoServer;
import static org.neo4j.kernel.configuration.HttpConnector.Encryption;
public class InProcessServerControls implements ServerControls
{
private final File serverFolder;
private final File userLogFile;
private final File internalLogFile;
private final NeoServer server;
private final Closeable additionalClosable;
private ConnectorPortRegister connectorPortRegister;
public InProcessServerControls( File serverFolder, File userLogFile, File internalLogFile, NeoServer server, Closeable additionalClosable )
{
this.serverFolder = serverFolder;
this.userLogFile = userLogFile;
this.internalLogFile = internalLogFile;
this.server = server;
this.additionalClosable = additionalClosable;
}
@Override
public URI boltURI()
{
return server.getConfig()
.enabledBoltConnectors()
.stream()
.findFirst()
.map( connector -> connectorUri( "bolt", connector ) )
.orElseThrow( () -> new IllegalStateException( "Bolt connector is not configured" ) );
}
@Override
public URI httpURI()
{
return httpConnectorUri( "http", Encryption.NONE )
.orElseThrow( () -> new IllegalStateException( "HTTP connector is not configured" ) );
}
@Override
public Optional<URI> httpsURI()
{
return httpConnectorUri( "https", Encryption.TLS );
}
public void start()
{
this.server.start();
this.connectorPortRegister = connectorPortRegister( server );
}
@Override
public void close()
{
server.stop();
this.connectorPortRegister = null;
try
{
additionalClosable.close();
}
catch ( IOException e )
{
throw new RuntimeException( e );
}
try
{
if ( looksLikeMd5Hash( serverFolder.getName() ) )
{
FileUtils.deleteRecursively( serverFolder );
}
}
catch ( IOException e )
{
throw new RuntimeException( "Failed to clean up test server directory.", e );
}
}
@Override
public void printLogs( PrintStream out )
{
printLog( "User Log File", userLogFile, out );
printLog( "Internal Log File", internalLogFile, out );
}
private static void printLog( String description, File file, PrintStream out )
{
if ( file != null && file.exists() )
{
out.println( String.format( "---------- BEGIN %s ----------", description ) );
try ( BufferedReader reader = new BufferedReader( new FileReader( file ) ) )
{
reader.lines().forEach( out::println );
}
catch ( IOException ex )
{
out.println( "Unable to collect log files: " + ex.getMessage() );
ex.printStackTrace( out );
}
finally
{
out.println( String.format( "---------- END %s ----------", description ) );
}
}
}
private boolean looksLikeMd5Hash( String name )
{
// Pure paranoia, and a silly check - but this decreases the likelihood that we delete something that isn't
// our randomly generated folder significantly.
return name.length() == 32;
}
@Override
public GraphDatabaseService graph()
{
return server.getDatabase().getGraph();
}
@Override
public Configuration config()
{
return server.getConfig();
}
private Optional<URI> httpConnectorUri( String scheme, Encryption encryption )
{
return server.getConfig()
.enabledHttpConnectors()
.stream()
.filter( connector -> connector.encryptionLevel() == encryption )
.findFirst()
.map( connector -> connectorUri( scheme, connector ) );
}
private URI connectorUri( String scheme, Connector connector )
{
HostnamePort boltHostNamePort = connectorPortRegister.getLocalAddress( connector.key() );
return URI.create( scheme + "://" + boltHostNamePort + "/" );
}
private static ConnectorPortRegister connectorPortRegister( NeoServer server )
{
return ((GraphDatabaseAPI) server.getDatabase().getGraph()).getDependencyResolver().resolveDependency( ConnectorPortRegister.class );
}
}