Examples with AssertableLogProvider org.neo4j.logging.AssertableLogProvider used on opensource projects

Example 86 with AssertableLogProvider

use of org.neo4j.logging.AssertableLogProvider in project neo4j by neo4j.

the class TransactionRangeDiagnosticsTest method shouldLogCorrectTransactionLogDiagnosticsForTransactionsAndCheckpointLogs.

@Test
void shouldLogCorrectTransactionLogDiagnosticsForTransactionsAndCheckpointLogs() throws Exception {
    // GIVEN
    long txLogLowVersion = 2;
    long txLogHighVersion = 10;
    long checkpointLogLowVersion = 0;
    long checkpointLogHighVersion = 3;
    StoreId storeId = new StoreId(12345);
    LogPosition checkpointLogPosition = new LogPosition(checkpointLogHighVersion, 34);
    Database database = databaseWithLogFilesContainingLowestTxId(logs(transactionLogsWithTransaction(txLogLowVersion, txLogHighVersion, 42), checkpointLogsWithLastCheckpoint(checkpointLogLowVersion, checkpointLogHighVersion, new CheckpointInfo(new LogEntryDetachedCheckpoint(KernelVersion.LATEST, checkpointLogPosition, 1234, storeId, "testing"), checkpointLogPosition))));
    AssertableLogProvider logProvider = new AssertableLogProvider();
    Log logger = logProvider.getLog(getClass());
    // WHEN
    new TransactionRangeDiagnostics(database).dump(logger::info);
    // THEN
    assertThat(logProvider).containsMessages("existing transaction log versions " + txLogLowVersion + "-" + txLogHighVersion).containsMessages("existing checkpoint log versions " + checkpointLogLowVersion + "-" + checkpointLogHighVersion);
}

Example 87 with AssertableLogProvider

use of org.neo4j.logging.AssertableLogProvider in project neo4j by neo4j.

the class KernelDiagnosticsTest method shouldPrintDiskUsage.

@Test
void shouldPrintDiskUsage() throws IOException {
    DatabaseLayout layout = DatabaseLayout.ofFlat(testDirectory.homePath());
    StorageEngineFactory storageEngineFactory = mock(StorageEngineFactory.class);
    when(storageEngineFactory.listStorageFiles(any(), any())).thenReturn(Collections.emptyList());
    AssertableLogProvider logProvider = new AssertableLogProvider();
    StoreFilesDiagnostics storeFiles = new StoreFilesDiagnostics(storageEngineFactory, fs, layout);
    storeFiles.dump(logProvider.getLog(getClass())::debug);
    assertThat(logProvider).containsMessages("Disk space on partition");
}

Example 88 with AssertableLogProvider

use of org.neo4j.logging.AssertableLogProvider in project neo4j by neo4j.

the class RecoveryIT method failToStartDatabaseWithTransactionLogsInLegacyLocation.

@Test
void failToStartDatabaseWithTransactionLogsInLegacyLocation() throws Exception {
    GraphDatabaseAPI database = createDatabase();
    generateSomeData(database);
    managementService.shutdown();
    LogFiles logFiles = buildLogFiles();
    Path[] txLogFiles = fileSystem.listFiles(logFiles.logFilesDirectory(), path -> path.getFileName().toString().startsWith(DEFAULT_NAME));
    txLogFiles = ArrayUtil.concat(txLogFiles, logFiles.getCheckpointFile().getDetachedCheckpointFiles());
    Path databasesDirectory = databaseLayout.getNeo4jLayout().databasesDirectory();
    DatabaseLayout legacyLayout = Neo4jLayout.ofFlat(databasesDirectory).databaseLayout(databaseLayout.getDatabaseName());
    LegacyTransactionLogsLocator logsLocator = new LegacyTransactionLogsLocator(Config.defaults(), legacyLayout);
    Path transactionLogsDirectory = logsLocator.getTransactionLogsDirectory();
    assertNotNull(txLogFiles);
    assertTrue(txLogFiles.length > 0);
    for (Path logFile : txLogFiles) {
        fileSystem.moveToDirectory(logFile, transactionLogsDirectory);
    }
    AssertableLogProvider logProvider = new AssertableLogProvider();
    builder.setInternalLogProvider(logProvider);
    GraphDatabaseAPI restartedDb = createDatabase();
    try {
        DatabaseStateService dbStateService = restartedDb.getDependencyResolver().resolveDependency(DatabaseStateService.class);
        var failure = dbStateService.causeOfFailure(restartedDb.databaseId());
        assertTrue(failure.isPresent());
        assertThat(failure.get()).hasRootCauseMessage("Transaction logs are missing and recovery is not possible.");
        assertThat(logProvider.serialize()).contains(txLogFiles[0].getFileName().toString());
    } finally {
        managementService.shutdown();
    }
}

Example 89 with AssertableLogProvider

use of org.neo4j.logging.AssertableLogProvider in project neo4j by neo4j.

the class FileWatchIT method setUp.

@BeforeEach
void setUp() {
    logProvider = new AssertableLogProvider();
    managementService = new TestDatabaseManagementServiceBuilder(databaseLayout).setInternalLogProvider(logProvider).build();
    database = managementService.database(DEFAULT_DATABASE_NAME);
}

Example 90 with AssertableLogProvider

use of org.neo4j.logging.AssertableLogProvider in project neo4j by neo4j.

the class LogPruneStrategyFactoryTest method setUp.

@BeforeEach
void setUp() {
    fsa = new DefaultFileSystemAbstraction();
    clock = Clocks.nanoClock();
    logProvider = new AssertableLogProvider();
}