Examples with RECORDING_LOG_FILE_NAME io.aeron.cluster.RecordingLog.RECORDING_LOG_FILE_NAME used on opensource projects

Example 1 with RECORDING_LOG_FILE_NAME

use of io.aeron.cluster.RecordingLog.RECORDING_LOG_FILE_NAME in project Aeron by real-logic.

the class StartFromTruncatedRecordingLogTest method truncateRecordingLogAndDeleteMarkFiles.

private void truncateRecordingLogAndDeleteMarkFiles(final int index) throws IOException {
    final String baseDirName = baseDirName(index);
    final File consensusModuleDataDir = new File(baseDirName, "consensus-module");
    final File archiveDataDir = new File(baseDirName, "archive");
    final File tmpRecordingFile = new File(baseDirName, RECORDING_LOG_FILE_NAME);
    deleteFile(tmpRecordingFile);
    deleteFile(new File(archiveDataDir, ArchiveMarkFile.FILENAME));
    deleteFile(new File(consensusModuleDataDir, ClusterMarkFile.FILENAME));
    try (RecordingLog recordingLog = new RecordingLog(consensusModuleDataDir, false)) {
        final RecordingLog.Entry lastTermEntry = recordingLog.findLastTerm();
        if (null == lastTermEntry) {
            throw new IllegalStateException("no term found in recording log");
        }
        try (RecordingLog newRecordingLog = new RecordingLog(new File(baseDirName), true)) {
            newRecordingLog.appendTerm(lastTermEntry.recordingId, lastTermEntry.leadershipTermId, lastTermEntry.termBaseLogPosition, lastTermEntry.timestamp);
            newRecordingLog.commitLogPosition(lastTermEntry.leadershipTermId, lastTermEntry.logPosition);
            appendServiceSnapshot(recordingLog, newRecordingLog, 0);
            appendServiceSnapshot(recordingLog, newRecordingLog, ConsensusModule.Configuration.SERVICE_ID);
        }
    }
    Files.copy(new File(baseDirName).toPath().resolve(RECORDING_LOG_FILE_NAME), consensusModuleDataDir.toPath().resolve(RECORDING_LOG_FILE_NAME), StandardCopyOption.REPLACE_EXISTING);
    try (RecordingLog copiedRecordingLog = new RecordingLog(consensusModuleDataDir, false)) {
        final LongHashSet recordingIds = new LongHashSet();
        copiedRecordingLog.entries().stream().mapToLong((e) -> e.recordingId).forEach(recordingIds::add);
        final Predicate<Path> filterPredicate = (p) -> p.getFileName().toString().endsWith(".rec");
        try (Stream<Path> segments = Files.list(archiveDataDir.toPath()).filter(filterPredicate)) {
            segments.filter((p) -> {
                final String fileName = p.getFileName().toString();
                final long recordingId = Long.parseLong(fileName.split("-")[0]);
                return !recordingIds.contains(recordingId);
            }).map(Path::toFile).forEach(StartFromTruncatedRecordingLogTest::deleteFile);
        }
        assertTrue(copiedRecordingLog.entries().size() <= 3);
    }
}

Example 2 with RECORDING_LOG_FILE_NAME

use of io.aeron.cluster.RecordingLog.RECORDING_LOG_FILE_NAME in project aeron by real-logic.

the class StartFromTruncatedRecordingLogTest method truncateRecordingLogAndDeleteMarkFiles.

private void truncateRecordingLogAndDeleteMarkFiles(final int index) throws IOException {
    final String baseDirName = baseDirName(index);
    final File consensusModuleDataDir = new File(baseDirName, "consensus-module");
    final File archiveDataDir = new File(baseDirName, "archive");
    final File tmpRecordingFile = new File(baseDirName, RECORDING_LOG_FILE_NAME);
    deleteFile(tmpRecordingFile);
    deleteFile(new File(archiveDataDir, ArchiveMarkFile.FILENAME));
    deleteFile(new File(consensusModuleDataDir, ClusterMarkFile.FILENAME));
    try (RecordingLog recordingLog = new RecordingLog(consensusModuleDataDir, false)) {
        final RecordingLog.Entry lastTermEntry = recordingLog.findLastTerm();
        if (null == lastTermEntry) {
            throw new IllegalStateException("no term found in recording log");
        }
        try (RecordingLog newRecordingLog = new RecordingLog(new File(baseDirName), true)) {
            newRecordingLog.appendTerm(lastTermEntry.recordingId, lastTermEntry.leadershipTermId, lastTermEntry.termBaseLogPosition, lastTermEntry.timestamp);
            newRecordingLog.commitLogPosition(lastTermEntry.leadershipTermId, lastTermEntry.logPosition);
            appendServiceSnapshot(recordingLog, newRecordingLog, 0);
            appendServiceSnapshot(recordingLog, newRecordingLog, ConsensusModule.Configuration.SERVICE_ID);
        }
    }
    Files.copy(new File(baseDirName).toPath().resolve(RECORDING_LOG_FILE_NAME), consensusModuleDataDir.toPath().resolve(RECORDING_LOG_FILE_NAME), StandardCopyOption.REPLACE_EXISTING);
    try (RecordingLog copiedRecordingLog = new RecordingLog(consensusModuleDataDir, false)) {
        final LongHashSet recordingIds = new LongHashSet();
        copiedRecordingLog.entries().stream().mapToLong((e) -> e.recordingId).forEach(recordingIds::add);
        final Predicate<Path> filterPredicate = (p) -> p.getFileName().toString().endsWith(".rec");
        try (Stream<Path> segments = Files.list(archiveDataDir.toPath()).filter(filterPredicate)) {
            segments.filter((p) -> {
                final String fileName = p.getFileName().toString();
                final long recordingId = Long.parseLong(fileName.split("-")[0]);
                return !recordingIds.contains(recordingId);
            }).map(Path::toFile).forEach(StartFromTruncatedRecordingLogTest::deleteFile);
        }
        assertTrue(copiedRecordingLog.entries().size() <= 3);
    }
}