Examples with Index org.elasticsearch.index.Index used on opensource projects

Example 31 with Index

use of org.elasticsearch.index.Index in project elasticsearch by elastic.

the class IndexGraveyardTests method testEquals.

public void testEquals() {
    final IndexGraveyard graveyard = createRandom();
    assertThat(graveyard, equalTo(IndexGraveyard.builder(graveyard).build()));
    final IndexGraveyard.Builder newGraveyard = IndexGraveyard.builder(graveyard);
    newGraveyard.addTombstone(new Index(randomAsciiOfLengthBetween(4, 15), UUIDs.randomBase64UUID()));
    assertThat(newGraveyard.build(), not(graveyard));
}

Example 32 with Index

use of org.elasticsearch.index.Index in project elasticsearch by elastic.

the class TransportBulkAction method addFailureIfIndexIsUnavailable.

private boolean addFailureIfIndexIsUnavailable(DocWriteRequest request, BulkRequest bulkRequest, AtomicArray<BulkItemResponse> responses, int idx, final ConcreteIndices concreteIndices, final MetaData metaData) {
    Index concreteIndex = concreteIndices.getConcreteIndex(request.index());
    Exception unavailableException = null;
    if (concreteIndex == null) {
        try {
            concreteIndex = concreteIndices.resolveIfAbsent(request);
        } catch (IndexClosedException | IndexNotFoundException ex) {
            // Fix for issue where bulk request references an index that
            // cannot be auto-created see issue #8125
            unavailableException = ex;
        }
    }
    if (unavailableException == null) {
        IndexMetaData indexMetaData = metaData.getIndexSafe(concreteIndex);
        if (indexMetaData.getState() == IndexMetaData.State.CLOSE) {
            unavailableException = new IndexClosedException(concreteIndex);
        }
    }
    if (unavailableException != null) {
        BulkItemResponse.Failure failure = new BulkItemResponse.Failure(request.index(), request.type(), request.id(), unavailableException);
        BulkItemResponse bulkItemResponse = new BulkItemResponse(idx, request.opType(), failure);
        responses.set(idx, bulkItemResponse);
        // make sure the request gets never processed again
        bulkRequest.requests.set(idx, null);
        return true;
    }
    return false;
}

Example 33 with Index

use of org.elasticsearch.index.Index in project elasticsearch by elastic.

the class TransportGetSettingsAction method masterOperation.

@Override
protected void masterOperation(GetSettingsRequest request, ClusterState state, ActionListener<GetSettingsResponse> listener) {
    Index[] concreteIndices = indexNameExpressionResolver.concreteIndices(state, request);
    ImmutableOpenMap.Builder<String, Settings> indexToSettingsBuilder = ImmutableOpenMap.builder();
    for (Index concreteIndex : concreteIndices) {
        IndexMetaData indexMetaData = state.getMetaData().index(concreteIndex);
        if (indexMetaData == null) {
            continue;
        }
        Settings settings = settingsFilter.filter(indexMetaData.getSettings());
        if (request.humanReadable()) {
            settings = IndexMetaData.addHumanReadableSettings(settings);
        }
        if (!CollectionUtils.isEmpty(request.names())) {
            Settings.Builder settingsBuilder = Settings.builder();
            for (Map.Entry<String, String> entry : settings.getAsMap().entrySet()) {
                if (Regex.simpleMatch(request.names(), entry.getKey())) {
                    settingsBuilder.put(entry.getKey(), entry.getValue());
                }
            }
            settings = settingsBuilder.build();
        }
        indexToSettingsBuilder.put(concreteIndex.getName(), settings);
    }
    listener.onResponse(new GetSettingsResponse(indexToSettingsBuilder.build()));
}

Example 34 with Index

use of org.elasticsearch.index.Index in project elasticsearch by elastic.

the class TransportOpenIndexAction method masterOperation.

@Override
protected void masterOperation(final OpenIndexRequest request, final ClusterState state, final ActionListener<OpenIndexResponse> listener) {
    final Index[] concreteIndices = indexNameExpressionResolver.concreteIndices(state, request);
    OpenIndexClusterStateUpdateRequest updateRequest = new OpenIndexClusterStateUpdateRequest().ackTimeout(request.timeout()).masterNodeTimeout(request.masterNodeTimeout()).indices(concreteIndices);
    indexStateService.openIndex(updateRequest, new ActionListener<ClusterStateUpdateResponse>() {

        @Override
        public void onResponse(ClusterStateUpdateResponse response) {
            listener.onResponse(new OpenIndexResponse(response.isAcknowledged()));
        }

        @Override
        public void onFailure(Exception t) {
            logger.debug((Supplier<?>) () -> new ParameterizedMessage("failed to open indices [{}]", (Object) concreteIndices), t);
            listener.onFailure(t);
        }
    });
}

Example 35 with Index

use of org.elasticsearch.index.Index in project elasticsearch by elastic.

the class MetaDataCreateIndexService method validateShrinkIndex.

/**
     * Validates the settings and mappings for shrinking an index.
     * @return the list of nodes at least one instance of the source index shards are allocated
     */
static List<String> validateShrinkIndex(ClusterState state, String sourceIndex, Set<String> targetIndexMappingsTypes, String targetIndexName, Settings targetIndexSettings) {
    if (state.metaData().hasIndex(targetIndexName)) {
        throw new ResourceAlreadyExistsException(state.metaData().index(targetIndexName).getIndex());
    }
    final IndexMetaData sourceMetaData = state.metaData().index(sourceIndex);
    if (sourceMetaData == null) {
        throw new IndexNotFoundException(sourceIndex);
    }
    // ensure index is read-only
    if (state.blocks().indexBlocked(ClusterBlockLevel.WRITE, sourceIndex) == false) {
        throw new IllegalStateException("index " + sourceIndex + " must be read-only to shrink index. use \"index.blocks.write=true\"");
    }
    if (sourceMetaData.getNumberOfShards() == 1) {
        throw new IllegalArgumentException("can't shrink an index with only one shard");
    }
    if ((targetIndexMappingsTypes.size() > 1 || (targetIndexMappingsTypes.isEmpty() || targetIndexMappingsTypes.contains(MapperService.DEFAULT_MAPPING)) == false)) {
        throw new IllegalArgumentException("mappings are not allowed when shrinking indices" + ", all mappings are copied from the source index");
    }
    if (IndexMetaData.INDEX_NUMBER_OF_SHARDS_SETTING.exists(targetIndexSettings)) {
        // this method applies all necessary checks ie. if the target shards are less than the source shards
        // of if the source shards are divisible by the number of target shards
        IndexMetaData.getRoutingFactor(sourceMetaData, IndexMetaData.INDEX_NUMBER_OF_SHARDS_SETTING.get(targetIndexSettings));
    }
    // now check that index is all on one node
    final IndexRoutingTable table = state.routingTable().index(sourceIndex);
    Map<String, AtomicInteger> nodesToNumRouting = new HashMap<>();
    int numShards = sourceMetaData.getNumberOfShards();
    for (ShardRouting routing : table.shardsWithState(ShardRoutingState.STARTED)) {
        nodesToNumRouting.computeIfAbsent(routing.currentNodeId(), (s) -> new AtomicInteger(0)).incrementAndGet();
    }
    List<String> nodesToAllocateOn = new ArrayList<>();
    for (Map.Entry<String, AtomicInteger> entries : nodesToNumRouting.entrySet()) {
        int numAllocations = entries.getValue().get();
        assert numAllocations <= numShards : "wait what? " + numAllocations + " is > than num shards " + numShards;
        if (numAllocations == numShards) {
            nodesToAllocateOn.add(entries.getKey());
        }
    }
    if (nodesToAllocateOn.isEmpty()) {
        throw new IllegalStateException("index " + sourceIndex + " must have all shards allocated on the same node to shrink index");
    }
    return nodesToAllocateOn;
}