-
Notifications
You must be signed in to change notification settings - Fork 2.3k
/
GenerateClusterSeedCli.java
90 lines (80 loc) · 3.62 KB
/
GenerateClusterSeedCli.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
/*
* Copyright (c) 2002-2016 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.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 Affero 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.coreedge.convert;
import java.io.File;
import java.io.PrintStream;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import org.neo4j.dbms.DatabaseManagementSystemSettings;
import org.neo4j.graphdb.factory.GraphDatabaseSettings;
import org.neo4j.helpers.Args;
import org.neo4j.helpers.ArrayUtil;
import org.neo4j.kernel.configuration.Config;
import org.neo4j.kernel.impl.util.Converters;
import org.neo4j.logging.NullLog;
import org.neo4j.server.configuration.ConfigLoader;
import static org.neo4j.dbms.DatabaseManagementSystemSettings.database_path;
import static org.neo4j.helpers.collection.MapUtil.stringMap;
public class GenerateClusterSeedCli
{
public static void main( String[] incomingArguments ) throws Throwable
{
Args args = Args.parse( incomingArguments );
if ( ArrayUtil.isEmpty( incomingArguments ) )
{
printUsage( System.out );
System.exit( 1 );
}
File homeDir = args.interpretOption( "home-dir", Converters.<File>mandatory(), File::new );
String databaseName = args.interpretOption( "database", Converters.<String>mandatory(), s -> s );
String configPath = args.interpretOption( "config", Converters.<String>mandatory(), s -> s );
Config config = createConfig( homeDir, databaseName, configPath );
ClusterSeed metadata = new GenerateClusterSeedCommand().generate( config.get( database_path ) );
System.out.println( "Cluster Seed: " + metadata.getConversionId() );
}
private static Config createConfig( File homeDir, String databaseName, String configPath )
{
return new ConfigLoader( settings() ).loadConfig( Optional.of( homeDir ),
Optional.of( new File( configPath, "neo4j.conf" ) ), NullLog.getInstance() )
.with( stringMap( DatabaseManagementSystemSettings.active_database.name(), databaseName ) );
}
private static List<Class<?>> settings()
{
List<Class<?>> settings = new ArrayList<>();
settings.add( GraphDatabaseSettings.class );
settings.add( DatabaseManagementSystemSettings.class );
return settings;
}
private static void printUsage( PrintStream out )
{
out.println( "Neo4j Generate Cluster Seed Tool" );
for ( String line : Args.splitLongLine( "The generate cluster seed tool generates a cluster seed to be used " +
"on a backed up Neo4j database by the Core Conversion Tool.", 80 ) )
{
out.println( "\t" + line );
}
out.println( "Usage:" );
out.println( "--home-dir <path-to-neo4j-directory>" );
out.println( "--database <database-name>" );
out.println( "--config <path-to-config-directory>" );
out.println( "Returns Cluster Seed to be used with the core-convert tool." );
}
}