Examples with IndicesShardStoresResponse org.elasticsearch.action.admin.indices.shards.IndicesShardStoresResponse used on opensource projects

Example 1 with IndicesShardStoresResponse

use of org.elasticsearch.action.admin.indices.shards.IndicesShardStoresResponse in project elasticsearch by elastic.

the class CorruptedFileIT method testReplicaCorruption.

/**
     * This test verifies that if we corrupt a replica, we can still get to green, even though
     * listing its store fails. Note, we need to make sure that replicas are allocated on all data
     * nodes, so that replica won't be sneaky and allocated on a node that doesn't have a corrupted
     * replica.
     */
public void testReplicaCorruption() throws Exception {
    int numDocs = scaledRandomIntBetween(100, 1000);
    internalCluster().ensureAtLeastNumDataNodes(2);
    assertAcked(prepareCreate("test").setSettings(Settings.builder().put(IndexMetaData.SETTING_NUMBER_OF_REPLICAS, cluster().numDataNodes() - 1).put(MergePolicyConfig.INDEX_MERGE_ENABLED, false).put(MockFSIndexStore.INDEX_CHECK_INDEX_ON_CLOSE_SETTING.getKey(), // no checkindex - we corrupt shards on purpose
    false).put(IndexSettings.INDEX_TRANSLOG_FLUSH_THRESHOLD_SIZE_SETTING.getKey(), // no translog based flush - it might change the .liv / segments.N files
    new ByteSizeValue(1, ByteSizeUnit.PB))));
    ensureGreen();
    IndexRequestBuilder[] builders = new IndexRequestBuilder[numDocs];
    for (int i = 0; i < builders.length; i++) {
        builders[i] = client().prepareIndex("test", "type").setSource("field", "value");
    }
    indexRandom(true, builders);
    ensureGreen();
    assertAllSuccessful(client().admin().indices().prepareFlush().setForce(true).execute().actionGet());
    // we have to flush at least once here since we don't corrupt the translog
    SearchResponse countResponse = client().prepareSearch().setSize(0).get();
    assertHitCount(countResponse, numDocs);
    // disable allocations of replicas post restart (the restart will change replicas to primaries, so we have
    // to capture replicas post restart)
    assertAcked(client().admin().cluster().prepareUpdateSettings().setPersistentSettings(Settings.builder().put(EnableAllocationDecider.CLUSTER_ROUTING_ALLOCATION_ENABLE_SETTING.getKey(), "primaries")));
    internalCluster().fullRestart();
    ensureYellow();
    final Index index = resolveIndex("test");
    final IndicesShardStoresResponse stores = client().admin().indices().prepareShardStores(index.getName()).get();
    for (IntObjectCursor<List<IndicesShardStoresResponse.StoreStatus>> shards : stores.getStoreStatuses().get(index.getName())) {
        for (IndicesShardStoresResponse.StoreStatus store : shards.value) {
            final ShardId shardId = new ShardId(index, shards.key);
            if (store.getAllocationStatus().equals(IndicesShardStoresResponse.StoreStatus.AllocationStatus.UNUSED)) {
                for (Path path : findFilesToCorruptOnNode(store.getNode().getName(), shardId)) {
                    try (OutputStream os = Files.newOutputStream(path)) {
                        os.write(0);
                    }
                    logger.info("corrupting file {} on node {}", path, store.getNode().getName());
                }
            }
        }
    }
    // enable allocation
    assertAcked(client().admin().cluster().prepareUpdateSettings().setPersistentSettings(Settings.builder().putNull(EnableAllocationDecider.CLUSTER_ROUTING_ALLOCATION_ENABLE_SETTING.getKey())));
    ensureGreen();
}

Example 2 with IndicesShardStoresResponse

use of org.elasticsearch.action.admin.indices.shards.IndicesShardStoresResponse in project elasticsearch by elastic.

the class RestIndicesShardStoresAction method prepareRequest.

@Override
public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client) throws IOException {
    IndicesShardStoresRequest indicesShardStoresRequest = new IndicesShardStoresRequest(Strings.splitStringByCommaToArray(request.param("index")));
    if (request.hasParam("status")) {
        indicesShardStoresRequest.shardStatuses(Strings.splitStringByCommaToArray(request.param("status")));
    }
    indicesShardStoresRequest.indicesOptions(IndicesOptions.fromRequest(request, indicesShardStoresRequest.indicesOptions()));
    return channel -> client.admin().indices().shardStores(indicesShardStoresRequest, new RestBuilderListener<IndicesShardStoresResponse>(channel) {

        @Override
        public RestResponse buildResponse(IndicesShardStoresResponse response, XContentBuilder builder) throws Exception {
            builder.startObject();
            response.toXContent(builder, request);
            builder.endObject();
            return new BytesRestResponse(OK, builder);
        }
    });
}