Package org.elasticsearch.cluster.metadata

Examples of org.elasticsearch.cluster.metadata.IndexMetaData

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        c.admin().indices().open(new OpenIndexRequest(index)).actionGet();
    }

    public boolean isReopened(String indexName) {
        ClusterState clusterState = c.admin().cluster().state(new ClusterStateRequest()).actionGet().getState();
        IndexMetaData metaData = clusterState.getMetaData().getIndices().get(indexName);

        if (metaData == null) {
            return false;
        }

        return metaData.getSettings().getAsBoolean("index.graylog2_reopened", false);
    }
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        ClusterState state = c.admin().cluster().state(csr).actionGet().getState();

        UnmodifiableIterator<IndexMetaData> it = state.getMetaData().getIndices().valuesIt();

        while (it.hasNext()) {
            IndexMetaData indexMeta = it.next();
            // Only search in our indices.
            if (!indexMeta.getIndex().startsWith(configuration.getElasticSearchIndexPrefix())) {
                continue;
            }
            if (indexMeta.getState().equals(IndexMetaData.State.CLOSE)) {
                closedIndices.add(indexMeta.getIndex());
            }
        }
        return closedIndices;
    }
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                        .put("index.refresh_interval", -1) // this one can change
                        .put("index.cache.filter.type", "none") // this one can't
                )
                .execute().actionGet();

        IndexMetaData indexMetaData = client("node1").admin().cluster().prepareState().execute().actionGet().getState().metaData().index("test");
        assertThat(indexMetaData.settings().get("index.refresh_interval"), equalTo("-1"));
        assertThat(indexMetaData.settings().get("index.cache.filter.type"), nullValue());

        // now close the index, change the non dynamic setting, and see that it applies

        client("node1").admin().indices().prepareClose("test").execute().actionGet();

        client("node1").admin().indices().prepareUpdateSettings("test")
                .setSettings(ImmutableSettings.settingsBuilder()
                        .put("index.refresh_interval", "1s") // this one can change
                        .put("index.cache.filter.type", "none") // this one can't
                )
                .execute().actionGet();

        indexMetaData = client("node1").admin().cluster().prepareState().execute().actionGet().getState().metaData().index("test");
        assertThat(indexMetaData.settings().get("index.refresh_interval"), equalTo("1s"));
        assertThat(indexMetaData.settings().get("index.cache.filter.type"), equalTo("none"));
    }
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        client1.admin().indices().prepareAliases().addAlias("test", "alias1", filter).execute().actionGet();

        // For now just making sure that filter was stored with the alias
        logger.info("--> making sure that filter was stored with alias [alias1] and filter [user:kimchy]");
        ClusterState clusterState = client1.admin().cluster().prepareState().execute().actionGet().state();
        IndexMetaData indexMd = clusterState.metaData().index("test");
        assertThat(indexMd.aliases().get("alias1").filter().string(), equalTo("{\"term\":{\"user\":\"kimchy\"}}"));

    }
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        String metaDataSource = MetaData.Builder.toXContent(metaData);
        System.out.println("ToJson: " + metaDataSource);

        MetaData parsedMetaData = MetaData.Builder.fromXContent(XContentFactory.xContent(XContentType.JSON).createParser(metaDataSource));

        IndexMetaData indexMetaData = parsedMetaData.index("test1");
        assertThat(indexMetaData.numberOfShards(), equalTo(1));
        assertThat(indexMetaData.numberOfReplicas(), equalTo(2));
        assertThat(indexMetaData.settings().getAsMap().size(), equalTo(2));
        assertThat(indexMetaData.mappings().size(), equalTo(0));

        indexMetaData = parsedMetaData.index("test2");
        assertThat(indexMetaData.numberOfShards(), equalTo(2));
        assertThat(indexMetaData.numberOfReplicas(), equalTo(3));
        assertThat(indexMetaData.settings().getAsMap().size(), equalTo(4));
        assertThat(indexMetaData.settings().get("setting1"), equalTo("value1"));
        assertThat(indexMetaData.settings().get("setting2"), equalTo("value2"));
        assertThat(indexMetaData.mappings().size(), equalTo(0));

        indexMetaData = parsedMetaData.index("test3");
        assertThat(indexMetaData.numberOfShards(), equalTo(1));
        assertThat(indexMetaData.numberOfReplicas(), equalTo(2));
        assertThat(indexMetaData.settings().getAsMap().size(), equalTo(2));
        assertThat(indexMetaData.mappings().size(), equalTo(1));
        assertThat(indexMetaData.mappings().get("mapping1").source().string(), equalTo(MAPPING_SOURCE1));

        indexMetaData = parsedMetaData.index("test4");
        assertThat(indexMetaData.numberOfShards(), equalTo(1));
        assertThat(indexMetaData.numberOfReplicas(), equalTo(2));
        assertThat(indexMetaData.settings().getAsMap().size(), equalTo(4));
        assertThat(indexMetaData.settings().get("setting1"), equalTo("value1"));
        assertThat(indexMetaData.settings().get("setting2"), equalTo("value2"));
        assertThat(indexMetaData.mappings().size(), equalTo(2));
        assertThat(indexMetaData.mappings().get("mapping1").source().string(), equalTo(MAPPING_SOURCE1));
        assertThat(indexMetaData.mappings().get("mapping2").source().string(), equalTo(MAPPING_SOURCE2));

        indexMetaData = parsedMetaData.index("test5");
        assertThat(indexMetaData.numberOfShards(), equalTo(1));
        assertThat(indexMetaData.numberOfReplicas(), equalTo(2));
        assertThat(indexMetaData.settings().getAsMap().size(), equalTo(4));
        assertThat(indexMetaData.settings().get("setting1"), equalTo("value1"));
        assertThat(indexMetaData.settings().get("setting2"), equalTo("value2"));
        assertThat(indexMetaData.mappings().size(), equalTo(2));
        assertThat(indexMetaData.mappings().get("mapping1").source().string(), equalTo(MAPPING_SOURCE1));
        assertThat(indexMetaData.mappings().get("mapping2").source().string(), equalTo(MAPPING_SOURCE2));
        assertThat(indexMetaData.aliases().size(), equalTo(2));
        assertThat(indexMetaData.aliases().get("alias1").alias(), equalTo("alias1"));
        assertThat(indexMetaData.aliases().get("alias2").alias(), equalTo("alias2"));

        indexMetaData = parsedMetaData.index("test6");
        assertThat(indexMetaData.numberOfShards(), equalTo(1));
        assertThat(indexMetaData.numberOfReplicas(), equalTo(2));
        assertThat(indexMetaData.settings().getAsMap().size(), equalTo(4));
        assertThat(indexMetaData.settings().get("setting1"), equalTo("value1"));
        assertThat(indexMetaData.settings().get("setting2"), equalTo("value2"));
        assertThat(indexMetaData.mappings().size(), equalTo(2));
        assertThat(indexMetaData.mappings().get("mapping1").source().string(), equalTo(MAPPING_SOURCE1));
        assertThat(indexMetaData.mappings().get("mapping2").source().string(), equalTo(MAPPING_SOURCE2));
        assertThat(indexMetaData.aliases().size(), equalTo(3));
        assertThat(indexMetaData.aliases().get("alias1").alias(), equalTo("alias1"));
        assertThat(indexMetaData.aliases().get("alias2").alias(), equalTo("alias2"));
        assertThat(indexMetaData.aliases().get("alias3").alias(), equalTo("alias3"));

        indexMetaData = parsedMetaData.index("test7");
        assertThat(indexMetaData.numberOfShards(), equalTo(1));
        assertThat(indexMetaData.numberOfReplicas(), equalTo(2));
        assertThat(indexMetaData.settings().getAsMap().size(), equalTo(4));
        assertThat(indexMetaData.settings().get("setting1"), equalTo("value1"));
        assertThat(indexMetaData.settings().get("setting2"), equalTo("value2"));
        assertThat(indexMetaData.mappings().size(), equalTo(2));
        assertThat(indexMetaData.mappings().get("mapping1").source().string(), equalTo(MAPPING_SOURCE1));
        assertThat(indexMetaData.mappings().get("mapping2").source().string(), equalTo(MAPPING_SOURCE2));
        assertThat(indexMetaData.aliases().size(), equalTo(4));
        assertThat(indexMetaData.aliases().get("alias1").alias(), equalTo("alias1"));
        assertThat(indexMetaData.aliases().get("alias1").filter().string(), equalTo(ALIAS_FILTER1));
        assertThat(indexMetaData.aliases().get("alias2").alias(), equalTo("alias2"));
        assertThat(indexMetaData.aliases().get("alias2").filter(), nullValue());
        assertThat(indexMetaData.aliases().get("alias3").alias(), equalTo("alias3"));
        assertThat(indexMetaData.aliases().get("alias3").filter(), nullValue());
        assertThat(indexMetaData.aliases().get("alias4").alias(), equalTo("alias4"));
        assertThat(indexMetaData.aliases().get("alias4").filter().string(), equalTo(ALIAS_FILTER2));
    }
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    private void applyCleanedIndices(final ClusterChangedEvent event) {
        // handle closed indices, since they are not allocated on a node once they are closed
        // so applyDeletedIndices might not take them into account
        for (final String index : indicesService.indices()) {
            IndexMetaData indexMetaData = event.state().metaData().index(index);
            if (indexMetaData != null && indexMetaData.state() == IndexMetaData.State.CLOSE) {
                IndexService indexService = indicesService.indexService(index);
                for (Integer shardId : indexService.shardIds()) {
                    logger.debug("[{}][{}] removing shard (index is closed)", index, shardId);
                    try {
                        indexService.removeShard(shardId, "removing shard (index is closed)");
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        RoutingNode routingNodes = event.state().readOnlyRoutingNodes().nodesToShards().get(event.state().nodes().localNodeId());
        if (routingNodes == null) {
            return;
        }
        for (final String index : indicesService.indices()) {
            IndexMetaData indexMetaData = event.state().metaData().index(index);
            if (indexMetaData != null) {
                // now, go over and delete shards that needs to get deleted
                Set<Integer> newShardIds = newHashSet();
                for (final ShardRouting shardRouting : routingNodes) {
                    if (shardRouting.index().equals(index)) {
                        newShardIds.add(shardRouting.id());
                    }
                }
                final IndexService indexService = indicesService.indexService(index);
                if (indexService == null) {
                    continue;
                }
                for (Integer existingShardId : indexService.shardIds()) {
                    if (!newShardIds.contains(existingShardId)) {
                        if (indexMetaData.state() == IndexMetaData.State.CLOSE) {
                            if (logger.isDebugEnabled()) {
                                logger.debug("[{}][{}] removing shard (index is closed)", index, existingShardId);
                            }
                            indexService.removeShard(existingShardId, "removing shard (index is closed)");
                        } else {
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        if (routingNode == null) {
            return;
        }
        for (MutableShardRouting shard : routingNode) {
            if (!indicesService.hasIndex(shard.index())) {
                final IndexMetaData indexMetaData = event.state().metaData().index(shard.index());
                if (logger.isDebugEnabled()) {
                    logger.debug("[{}] creating index", indexMetaData.index());
                }
                indicesService.createIndex(indexMetaData.index(), indexMetaData.settings(), event.state().nodes().localNode().id());
            }
        }
    }
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            }
            if (!indexService.hasShard(request.shardId.id())) {
                return new NodeStoreFilesMetaData(clusterService.state().nodes().localNode(), null);
            }
        }
        IndexMetaData metaData = clusterService.state().metaData().index(request.shardId.index().name());
        if (metaData == null) {
            return new NodeStoreFilesMetaData(clusterService.state().nodes().localNode(), null);
        }
        try {
            return new NodeStoreFilesMetaData(clusterService.state().nodes().localNode(), listStoreMetaData(request.shardId));
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            if (indexShard != null) {
                return new StoreFilesMetaData(true, shardId, indexShard.store().list());
            }
        }
        // try and see if we an list unallocated
        IndexMetaData metaData = clusterService.state().metaData().index(shardId.index().name());
        if (metaData == null) {
            return new StoreFilesMetaData(false, shardId, ImmutableMap.<String, StoreFileMetaData>of());
        }
        String storeType = metaData.settings().get("index.store.type", "fs");
        if (!storeType.contains("fs")) {
            return new StoreFilesMetaData(false, shardId, ImmutableMap.<String, StoreFileMetaData>of());
        }
        File indexFile = new File(nodeEnv.shardLocation(shardId), "index");
        if (!indexFile.exists()) {
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