Examples with StreamMetadata com.palantir.atlasdb.protos.generated.StreamPersistence.StreamMetadata used on opensource projects

Example 31 with StreamMetadata

use of com.palantir.atlasdb.protos.generated.StreamPersistence.StreamMetadata in project atlasdb by palantir.

the class DataStreamStore method touchMetadataWhileStoringForConflicts.

private void touchMetadataWhileStoringForConflicts(Transaction t, Long id, long blockNumber) {
    DataStreamMetadataTable metaTable = tables.getDataStreamMetadataTable(t);
    DataStreamMetadataTable.DataStreamMetadataRow row = DataStreamMetadataTable.DataStreamMetadataRow.of(id);
    StreamMetadata metadata = metaTable.getMetadatas(ImmutableSet.of(row)).values().iterator().next();
    Preconditions.checkState(metadata.getStatus() == Status.STORING, "This stream is being cleaned up while storing blocks: %s", id);
    Builder builder = StreamMetadata.newBuilder(metadata);
    builder.setLength(blockNumber * BLOCK_SIZE_IN_BYTES + 1);
    metaTable.putMetadata(row, builder.build());
}

Example 32 with StreamMetadata

use of com.palantir.atlasdb.protos.generated.StreamPersistence.StreamMetadata in project atlasdb by palantir.

the class DataStreamStore method touchMetadataWhileMarkingUsedForConflicts.

@Override
protected void touchMetadataWhileMarkingUsedForConflicts(Transaction t, Iterable<Long> ids) {
    DataStreamMetadataTable metaTable = tables.getDataStreamMetadataTable(t);
    Set<DataStreamMetadataTable.DataStreamMetadataRow> rows = Sets.newHashSet();
    for (Long id : ids) {
        rows.add(DataStreamMetadataTable.DataStreamMetadataRow.of(id));
    }
    Map<DataStreamMetadataTable.DataStreamMetadataRow, StreamMetadata> metadatas = metaTable.getMetadatas(rows);
    for (Map.Entry<DataStreamMetadataTable.DataStreamMetadataRow, StreamMetadata> e : metadatas.entrySet()) {
        StreamMetadata metadata = e.getValue();
        Preconditions.checkState(metadata.getStatus() == Status.STORED, "Stream: %s has status: %s", e.getKey().getId(), metadata.getStatus());
        metaTable.putMetadata(e.getKey(), metadata);
    }
    SetView<DataStreamMetadataTable.DataStreamMetadataRow> missingRows = Sets.difference(rows, metadatas.keySet());
    if (!missingRows.isEmpty()) {
        throw new IllegalStateException("Missing metadata rows for:" + missingRows + " rows: " + rows + " metadata: " + metadatas + " txn timestamp: " + t.getTimestamp());
    }
}

Example 33 with StreamMetadata

use of com.palantir.atlasdb.protos.generated.StreamPersistence.StreamMetadata in project atlasdb by palantir.

the class HotspottyDataStreamStore method putMetadataAndHashIndexTask.

@Override
protected void putMetadataAndHashIndexTask(Transaction t, Map<Long, StreamMetadata> streamIdsToMetadata) {
    HotspottyDataStreamMetadataTable mdTable = tables.getHotspottyDataStreamMetadataTable(t);
    Map<Long, StreamMetadata> prevMetadatas = getMetadata(t, streamIdsToMetadata.keySet());
    Map<HotspottyDataStreamMetadataTable.HotspottyDataStreamMetadataRow, StreamMetadata> rowsToStoredMetadata = Maps.newHashMap();
    Map<HotspottyDataStreamMetadataTable.HotspottyDataStreamMetadataRow, StreamMetadata> rowsToUnstoredMetadata = Maps.newHashMap();
    for (Entry<Long, StreamMetadata> e : streamIdsToMetadata.entrySet()) {
        long streamId = e.getKey();
        StreamMetadata metadata = e.getValue();
        StreamMetadata prevMetadata = prevMetadatas.get(streamId);
        if (metadata.getStatus() == Status.STORED) {
            if (prevMetadata == null || prevMetadata.getStatus() != Status.STORING) {
                // This can happen if we cleanup old streams.
                throw new TransactionFailedRetriableException("Cannot mark a stream as stored that isn't currently storing: " + prevMetadata);
            }
            rowsToStoredMetadata.put(HotspottyDataStreamMetadataTable.HotspottyDataStreamMetadataRow.of(streamId), metadata);
        } else if (metadata.getStatus() == Status.STORING) {
            // This will prevent two users trying to store the same id.
            if (prevMetadata != null) {
                throw new TransactionFailedRetriableException("Cannot reuse the same stream id: " + streamId);
            }
            rowsToUnstoredMetadata.put(HotspottyDataStreamMetadataTable.HotspottyDataStreamMetadataRow.of(streamId), metadata);
        }
    }
    putHashIndexTask(t, rowsToStoredMetadata);
    Map<HotspottyDataStreamMetadataTable.HotspottyDataStreamMetadataRow, StreamMetadata> rowsToMetadata = Maps.newHashMap();
    rowsToMetadata.putAll(rowsToStoredMetadata);
    rowsToMetadata.putAll(rowsToUnstoredMetadata);
    mdTable.putMetadata(rowsToMetadata);
}

Example 34 with StreamMetadata

use of com.palantir.atlasdb.protos.generated.StreamPersistence.StreamMetadata in project atlasdb by palantir.

the class HotspottyDataStreamStore method lookupStreamIdsByHash.

@Override
public Map<Sha256Hash, Long> lookupStreamIdsByHash(Transaction t, final Set<Sha256Hash> hashes) {
    if (hashes.isEmpty()) {
        return ImmutableMap.of();
    }
    HotspottyDataStreamHashAidxTable idx = tables.getHotspottyDataStreamHashAidxTable(t);
    Set<HotspottyDataStreamHashAidxTable.HotspottyDataStreamHashAidxRow> rows = getHashIndexRowsForHashes(hashes);
    Multimap<HotspottyDataStreamHashAidxTable.HotspottyDataStreamHashAidxRow, HotspottyDataStreamHashAidxTable.HotspottyDataStreamHashAidxColumnValue> m = idx.getRowsMultimap(rows);
    Map<Long, Sha256Hash> hashForStreams = Maps.newHashMap();
    for (HotspottyDataStreamHashAidxTable.HotspottyDataStreamHashAidxRow r : m.keySet()) {
        for (HotspottyDataStreamHashAidxTable.HotspottyDataStreamHashAidxColumnValue v : m.get(r)) {
            Long streamId = v.getColumnName().getStreamId();
            Sha256Hash hash = r.getHash();
            if (hashForStreams.containsKey(streamId)) {
                AssertUtils.assertAndLog(log, hashForStreams.get(streamId).equals(hash), "(BUG) Stream ID has 2 different hashes: " + streamId);
            }
            hashForStreams.put(streamId, hash);
        }
    }
    Map<Long, StreamMetadata> metadata = getMetadata(t, hashForStreams.keySet());
    Map<Sha256Hash, Long> ret = Maps.newHashMap();
    for (Map.Entry<Long, StreamMetadata> e : metadata.entrySet()) {
        if (e.getValue().getStatus() != Status.STORED) {
            continue;
        }
        Sha256Hash hash = hashForStreams.get(e.getKey());
        ret.put(hash, e.getKey());
    }
    return ret;
}

Example 35 with StreamMetadata

use of com.palantir.atlasdb.protos.generated.StreamPersistence.StreamMetadata in project atlasdb by palantir.

the class HotspottyDataStreamStore method deleteStreams.

/**
 * This should only be used from the cleanup tasks.
 */
void deleteStreams(Transaction t, final Set<Long> streamIds) {
    if (streamIds.isEmpty()) {
        return;
    }
    Set<HotspottyDataStreamMetadataTable.HotspottyDataStreamMetadataRow> smRows = Sets.newHashSet();
    Multimap<HotspottyDataStreamHashAidxTable.HotspottyDataStreamHashAidxRow, HotspottyDataStreamHashAidxTable.HotspottyDataStreamHashAidxColumn> shToDelete = HashMultimap.create();
    for (Long streamId : streamIds) {
        smRows.add(HotspottyDataStreamMetadataTable.HotspottyDataStreamMetadataRow.of(streamId));
    }
    HotspottyDataStreamMetadataTable table = tables.getHotspottyDataStreamMetadataTable(t);
    Map<HotspottyDataStreamMetadataTable.HotspottyDataStreamMetadataRow, StreamMetadata> metadatas = table.getMetadatas(smRows);
    Set<HotspottyDataStreamValueTable.HotspottyDataStreamValueRow> streamValueToDelete = Sets.newHashSet();
    for (Entry<HotspottyDataStreamMetadataTable.HotspottyDataStreamMetadataRow, StreamMetadata> e : metadatas.entrySet()) {
        Long streamId = e.getKey().getId();
        long blocks = getNumberOfBlocksFromMetadata(e.getValue());
        for (long i = 0; i < blocks; i++) {
            streamValueToDelete.add(HotspottyDataStreamValueTable.HotspottyDataStreamValueRow.of(streamId, i));
        }
        ByteString streamHash = e.getValue().getHash();
        Sha256Hash hash = Sha256Hash.EMPTY;
        if (streamHash != com.google.protobuf.ByteString.EMPTY) {
            hash = new Sha256Hash(streamHash.toByteArray());
        } else {
            log.error("Empty hash for stream {}", streamId);
        }
        HotspottyDataStreamHashAidxTable.HotspottyDataStreamHashAidxRow hashRow = HotspottyDataStreamHashAidxTable.HotspottyDataStreamHashAidxRow.of(hash);
        HotspottyDataStreamHashAidxTable.HotspottyDataStreamHashAidxColumn column = HotspottyDataStreamHashAidxTable.HotspottyDataStreamHashAidxColumn.of(streamId);
        shToDelete.put(hashRow, column);
    }
    tables.getHotspottyDataStreamHashAidxTable(t).delete(shToDelete);
    tables.getHotspottyDataStreamValueTable(t).delete(streamValueToDelete);
    table.delete(smRows);
}