Examples with SchemaIndexMigrator org.neo4j.kernel.impl.storemigration.participant.SchemaIndexMigrator used on opensource projects

Example 1 with SchemaIndexMigrator

use of org.neo4j.kernel.impl.storemigration.participant.SchemaIndexMigrator in project neo4j by neo4j.

the class StoreUpgraderTest method newUpgrader.

private StoreUpgrader newUpgrader(UpgradableDatabase upgradableDatabase, PageCache pageCache, Config config) throws IOException {
    check = new StoreVersionCheck(pageCache);
    SilentMigrationProgressMonitor progressMonitor = new SilentMigrationProgressMonitor();
    NullLogService instance = NullLogService.getInstance();
    StoreMigrator defaultMigrator = new StoreMigrator(fileSystem, pageCache, getTuningConfig(), instance, schemaIndexProvider);
    SchemaIndexMigrator indexMigrator = new SchemaIndexMigrator(fileSystem, schemaIndexProvider, labelScanStoreProvider);
    StoreUpgrader upgrader = new StoreUpgrader(upgradableDatabase, progressMonitor, config, fileSystem, pageCache, NullLogProvider.getInstance());
    upgrader.addParticipant(indexMigrator);
    upgrader.addParticipant(defaultMigrator);
    return upgrader;
}

Example 2 with SchemaIndexMigrator

use of org.neo4j.kernel.impl.storemigration.participant.SchemaIndexMigrator in project neo4j by neo4j.

the class StoreMigratorFrom20IT method shouldMigrateCluster.

@Test
public void shouldMigrateCluster() throws Throwable {
    // Given
    File legacyStoreDir = find20FormatStoreDirectory(storeDir.directory("legacy-indexes"));
    // When
    StoreMigrator storeMigrator = new StoreMigrator(fs, pageCache, getConfig(), NullLogService.getInstance(), schemaIndexProvider);
    SchemaIndexMigrator indexMigrator = new SchemaIndexMigrator(fs, schemaIndexProvider, labelScanStoreProvider);
    upgrader(indexMigrator, storeMigrator).migrateIfNeeded(legacyStoreDir);
    ClusterManager.ManagedCluster cluster = buildClusterWithMasterDirIn(fs, legacyStoreDir, life, getParams());
    cluster.await(allSeesAllAsAvailable());
    cluster.sync();
    // Then
    HighlyAvailableGraphDatabase slave1 = cluster.getAnySlave();
    verifySlaveContents(slave1);
    verifySlaveContents(cluster.getAnySlave(slave1));
    verifyDatabaseContents(cluster.getMaster());
}

Example 3 with SchemaIndexMigrator

use of org.neo4j.kernel.impl.storemigration.participant.SchemaIndexMigrator in project neo4j by neo4j.

the class StoreMigratorFrom20IT method shouldMigrate.

@Test
public void shouldMigrate() throws IOException, ConsistencyCheckIncompleteException {
    // WHEN
    StoreMigrator storeMigrator = new StoreMigrator(fs, pageCache, getConfig(), NullLogService.getInstance(), schemaIndexProvider);
    SchemaIndexMigrator indexMigrator = new SchemaIndexMigrator(fs, schemaIndexProvider, labelScanStoreProvider);
    upgrader(indexMigrator, storeMigrator).migrateIfNeeded(find20FormatStoreDirectory(storeDir.directory()));
    // THEN
    assertEquals(2, monitor.progresses().size());
    assertTrue(monitor.isStarted());
    assertTrue(monitor.isFinished());
    GraphDatabaseService database = new EnterpriseGraphDatabaseFactory().newEmbeddedDatabaseBuilder(storeDir.absolutePath()).newGraphDatabase();
    try {
        verifyDatabaseContents(database);
    } finally {
        // CLEANUP
        database.shutdown();
    }
    LogProvider logProvider = NullLogProvider.getInstance();
    StoreFactory storeFactory = new StoreFactory(storeDir.directory(), pageCache, fs, logProvider);
    try (NeoStores neoStores = storeFactory.openAllNeoStores(true)) {
        verifyNeoStore(neoStores);
    }
    assertConsistentStore(storeDir.directory());
}

Example 4 with SchemaIndexMigrator

use of org.neo4j.kernel.impl.storemigration.participant.SchemaIndexMigrator in project neo4j by neo4j.

the class StoreUpgraderInterruptionTestIT method shouldSucceedWithUpgradeAfterPreviousAttemptDiedDuringMigration.

@Test
public void shouldSucceedWithUpgradeAfterPreviousAttemptDiedDuringMigration() throws IOException, ConsistencyCheckIncompleteException {
    MigrationTestUtils.prepareSampleLegacyDatabase(version, fs, workingDirectory, prepareDirectory);
    PageCache pageCache = pageCacheRule.getPageCache(fs);
    StoreVersionCheck check = new StoreVersionCheck(pageCache);
    UpgradableDatabase upgradableDatabase = new UpgradableDatabase(fs, check, new LegacyStoreVersionCheck(fs), Standard.LATEST_RECORD_FORMATS);
    SilentMigrationProgressMonitor progressMonitor = new SilentMigrationProgressMonitor();
    LogService logService = NullLogService.getInstance();
    StoreMigrator failingStoreMigrator = new StoreMigrator(fs, pageCache, CONFIG, logService, schemaIndexProvider) {

        @Override
        public void migrate(File sourceStoreDir, File targetStoreDir, MigrationProgressMonitor.Section progressMonitor, String versionToMigrateFrom, String versionToMigrateTo) throws IOException {
            super.migrate(sourceStoreDir, targetStoreDir, progressMonitor, versionToMigrateFrom, versionToMigrateTo);
            throw new RuntimeException("This upgrade is failing");
        }
    };
    assertEquals(!StandardV2_3.STORE_VERSION.equals(version), allLegacyStoreFilesHaveVersion(fs, workingDirectory, version));
    try {
        newUpgrader(upgradableDatabase, pageCache, progressMonitor, createIndexMigrator(), failingStoreMigrator).migrateIfNeeded(workingDirectory);
        fail("Should throw exception");
    } catch (RuntimeException e) {
        assertEquals("This upgrade is failing", e.getMessage());
    }
    assertEquals(!StandardV2_3.STORE_VERSION.equals(version), allLegacyStoreFilesHaveVersion(fs, workingDirectory, version));
    progressMonitor = new SilentMigrationProgressMonitor();
    StoreMigrator migrator = new StoreMigrator(fs, pageCache, CONFIG, logService, schemaIndexProvider);
    SchemaIndexMigrator indexMigrator = createIndexMigrator();
    newUpgrader(upgradableDatabase, pageCache, progressMonitor, indexMigrator, migrator).migrateIfNeeded(workingDirectory);
    assertTrue(checkNeoStoreHasDefaultFormatVersion(check, workingDirectory));
    assertTrue(allStoreFilesHaveNoTrailer(fs, workingDirectory));
    // Since consistency checker is in read only mode we need to start/stop db to generate label scan store.
    startStopDatabase(workingDirectory);
    assertConsistentStore(workingDirectory);
}