1.SettingsModule概述

/*** A module that binds the provided settings to the {@link Settings} interface.*/

2.Setting

2.1?IndexScopedSettings

/*** Encapsulates all valid index level settings.* @see Property#IndexScope*/

內置的設置

public static final Set<Setting<?>> BUILT_IN_INDEX_SETTINGS = Collections.unmodifiableSet(new HashSet<>(Arrays.asList(MaxRetryAllocationDecider.SETTING_ALLOCATION_MAX_RETRY,MergeSchedulerConfig.AUTO_THROTTLE_SETTING,MergeSchedulerConfig.MAX_MERGE_COUNT_SETTING,MergeSchedulerConfig.MAX_THREAD_COUNT_SETTING,IndexMetaData.SETTING_INDEX_VERSION_CREATED,IndexMetaData.INDEX_ROUTING_EXCLUDE_GROUP_SETTING,IndexMetaData.INDEX_ROUTING_INCLUDE_GROUP_SETTING,IndexMetaData.INDEX_ROUTING_REQUIRE_GROUP_SETTING,IndexMetaData.INDEX_AUTO_EXPAND_REPLICAS_SETTING,IndexMetaData.INDEX_NUMBER_OF_REPLICAS_SETTING,IndexMetaData.INDEX_NUMBER_OF_SHARDS_SETTING,IndexMetaData.INDEX_ROUTING_PARTITION_SIZE_SETTING,IndexMetaData.INDEX_NUMBER_OF_ROUTING_SHARDS_SETTING,IndexMetaData.INDEX_READ_ONLY_SETTING,IndexMetaData.INDEX_BLOCKS_READ_SETTING,IndexMetaData.INDEX_BLOCKS_WRITE_SETTING,IndexMetaData.INDEX_BLOCKS_METADATA_SETTING,IndexMetaData.INDEX_BLOCKS_READ_ONLY_ALLOW_DELETE_SETTING,IndexMetaData.INDEX_PRIORITY_SETTING,IndexMetaData.INDEX_DATA_PATH_SETTING,IndexMetaData.INDEX_FORMAT_SETTING,SearchSlowLog.INDEX_SEARCH_SLOWLOG_THRESHOLD_FETCH_DEBUG_SETTING,SearchSlowLog.INDEX_SEARCH_SLOWLOG_THRESHOLD_FETCH_WARN_SETTING,SearchSlowLog.INDEX_SEARCH_SLOWLOG_THRESHOLD_FETCH_INFO_SETTING,SearchSlowLog.INDEX_SEARCH_SLOWLOG_THRESHOLD_FETCH_TRACE_SETTING,SearchSlowLog.INDEX_SEARCH_SLOWLOG_THRESHOLD_QUERY_WARN_SETTING,SearchSlowLog.INDEX_SEARCH_SLOWLOG_THRESHOLD_QUERY_DEBUG_SETTING,SearchSlowLog.INDEX_SEARCH_SLOWLOG_THRESHOLD_QUERY_INFO_SETTING,SearchSlowLog.INDEX_SEARCH_SLOWLOG_THRESHOLD_QUERY_TRACE_SETTING,SearchSlowLog.INDEX_SEARCH_SLOWLOG_LEVEL,IndexingSlowLog.INDEX_INDEXING_SLOWLOG_THRESHOLD_INDEX_WARN_SETTING,IndexingSlowLog.INDEX_INDEXING_SLOWLOG_THRESHOLD_INDEX_DEBUG_SETTING,IndexingSlowLog.INDEX_INDEXING_SLOWLOG_THRESHOLD_INDEX_INFO_SETTING,IndexingSlowLog.INDEX_INDEXING_SLOWLOG_THRESHOLD_INDEX_TRACE_SETTING,IndexingSlowLog.INDEX_INDEXING_SLOWLOG_LEVEL_SETTING,IndexingSlowLog.INDEX_INDEXING_SLOWLOG_REFORMAT_SETTING,IndexingSlowLog.INDEX_INDEXING_SLOWLOG_MAX_SOURCE_CHARS_TO_LOG_SETTING,MergePolicyConfig.INDEX_COMPOUND_FORMAT_SETTING,MergePolicyConfig.INDEX_MERGE_POLICY_DELETES_PCT_ALLOWED_SETTING,MergePolicyConfig.INDEX_MERGE_POLICY_EXPUNGE_DELETES_ALLOWED_SETTING,MergePolicyConfig.INDEX_MERGE_POLICY_FLOOR_SEGMENT_SETTING,MergePolicyConfig.INDEX_MERGE_POLICY_MAX_MERGE_AT_ONCE_SETTING,MergePolicyConfig.INDEX_MERGE_POLICY_MAX_MERGE_AT_ONCE_EXPLICIT_SETTING,MergePolicyConfig.INDEX_MERGE_POLICY_MAX_MERGED_SEGMENT_SETTING,MergePolicyConfig.INDEX_MERGE_POLICY_SEGMENTS_PER_TIER_SETTING,MergePolicyConfig.INDEX_MERGE_POLICY_RECLAIM_DELETES_WEIGHT_SETTING,IndexSortConfig.INDEX_SORT_FIELD_SETTING,IndexSortConfig.INDEX_SORT_ORDER_SETTING,IndexSortConfig.INDEX_SORT_MISSING_SETTING,IndexSortConfig.INDEX_SORT_MODE_SETTING,IndexSettings.INDEX_TRANSLOG_DURABILITY_SETTING,IndexSettings.INDEX_WARMER_ENABLED_SETTING,IndexSettings.INDEX_REFRESH_INTERVAL_SETTING,IndexSettings.MAX_RESULT_WINDOW_SETTING,IndexSettings.MAX_INNER_RESULT_WINDOW_SETTING,IndexSettings.MAX_TOKEN_COUNT_SETTING,IndexSettings.MAX_DOCVALUE_FIELDS_SEARCH_SETTING,IndexSettings.MAX_SCRIPT_FIELDS_SETTING,IndexSettings.MAX_NGRAM_DIFF_SETTING,IndexSettings.MAX_SHINGLE_DIFF_SETTING,IndexSettings.MAX_RESCORE_WINDOW_SETTING,IndexSettings.MAX_ADJACENCY_MATRIX_FILTERS_SETTING,IndexSettings.MAX_ANALYZED_OFFSET_SETTING,IndexSettings.MAX_TERMS_COUNT_SETTING,IndexSettings.INDEX_TRANSLOG_SYNC_INTERVAL_SETTING,IndexSettings.DEFAULT_FIELD_SETTING,IndexSettings.QUERY_STRING_LENIENT_SETTING,IndexSettings.ALLOW_UNMAPPED,IndexSettings.INDEX_CHECK_ON_STARTUP,IndexSettings.MAX_REFRESH_LISTENERS_PER_SHARD,IndexSettings.MAX_SLICES_PER_SCROLL,IndexSettings.MAX_REGEX_LENGTH_SETTING,ShardsLimitAllocationDecider.INDEX_TOTAL_SHARDS_PER_NODE_SETTING,IndexSettings.INDEX_GC_DELETES_SETTING,IndexSettings.INDEX_SOFT_DELETES_SETTING,IndexSettings.INDEX_SOFT_DELETES_RETENTION_OPERATIONS_SETTING,IndicesRequestCache.INDEX_CACHE_REQUEST_ENABLED_SETTING,UnassignedInfo.INDEX_DELAYED_NODE_LEFT_TIMEOUT_SETTING,EnableAllocationDecider.INDEX_ROUTING_REBALANCE_ENABLE_SETTING,EnableAllocationDecider.INDEX_ROUTING_ALLOCATION_ENABLE_SETTING,IndexSettings.INDEX_TRANSLOG_FLUSH_THRESHOLD_SIZE_SETTING,IndexSettings.INDEX_TRANSLOG_GENERATION_THRESHOLD_SIZE_SETTING,IndexSettings.INDEX_TRANSLOG_RETENTION_AGE_SETTING,IndexSettings.INDEX_TRANSLOG_RETENTION_SIZE_SETTING,IndexSettings.INDEX_SEARCH_IDLE_AFTER,IndexSettings.INDEX_SEARCH_THROTTLED,IndexFieldDataService.INDEX_FIELDDATA_CACHE_KEY,FieldMapper.IGNORE_MALFORMED_SETTING,FieldMapper.COERCE_SETTING,Store.INDEX_STORE_STATS_REFRESH_INTERVAL_SETTING,MapperService.INDEX_MAPPER_DYNAMIC_SETTING,MapperService.INDEX_MAPPING_NESTED_FIELDS_LIMIT_SETTING,MapperService.INDEX_MAPPING_NESTED_DOCS_LIMIT_SETTING,MapperService.INDEX_MAPPING_TOTAL_FIELDS_LIMIT_SETTING,MapperService.INDEX_MAPPING_DEPTH_LIMIT_SETTING,BitsetFilterCache.INDEX_LOAD_RANDOM_ACCESS_FILTERS_EAGERLY_SETTING,IndexModule.INDEX_STORE_TYPE_SETTING,IndexModule.INDEX_STORE_PRE_LOAD_SETTING,IndexModule.INDEX_QUERY_CACHE_ENABLED_SETTING,FsDirectoryService.INDEX_LOCK_FACTOR_SETTING,EngineConfig.INDEX_CODEC_SETTING,EngineConfig.INDEX_OPTIMIZE_AUTO_GENERATED_IDS,IndexMetaData.SETTING_WAIT_FOR_ACTIVE_SHARDS,IndexSettings.DEFAULT_PIPELINE,// validate that built-in similarities don't get redefinedSetting.groupSetting("index.similarity.", (s) -> {Map<String, Settings> groups = s.getAsGroups();for (String key : SimilarityService.BUILT_IN.keySet()) {if (groups.containsKey(key)) {throw new IllegalArgumentException("illegal value for [index.similarity." + key +"] cannot redefine built-in similarity");}}}, Property.IndexScope), // this allows similarity settings to be passedSetting.groupSetting("index.analysis.", Property.IndexScope) // this allows analysis settings to be passed )));

包含的setting結構圖如下：

?

?

?

2.2?ClusterSettings

/*** Encapsulates all valid cluster level settings.*/

內置的設置

public static Set<Setting<?>> BUILT_IN_CLUSTER_SETTINGS = Collections.unmodifiableSet(new HashSet<>(Arrays.asList(AwarenessAllocationDecider.CLUSTER_ROUTING_ALLOCATION_AWARENESS_ATTRIBUTE_SETTING,TransportClient.CLIENT_TRANSPORT_NODES_SAMPLER_INTERVAL, // TODO these transport client settings are kind// of odd here and should only be valid if we are a transport client TransportClient.CLIENT_TRANSPORT_PING_TIMEOUT,TransportClient.CLIENT_TRANSPORT_IGNORE_CLUSTER_NAME,TransportClient.CLIENT_TRANSPORT_SNIFF,AwarenessAllocationDecider.CLUSTER_ROUTING_ALLOCATION_AWARENESS_FORCE_GROUP_SETTING,BalancedShardsAllocator.INDEX_BALANCE_FACTOR_SETTING,BalancedShardsAllocator.SHARD_BALANCE_FACTOR_SETTING,BalancedShardsAllocator.THRESHOLD_SETTING,ClusterRebalanceAllocationDecider.CLUSTER_ROUTING_ALLOCATION_ALLOW_REBALANCE_SETTING,ConcurrentRebalanceAllocationDecider.CLUSTER_ROUTING_ALLOCATION_CLUSTER_CONCURRENT_REBALANCE_SETTING,EnableAllocationDecider.CLUSTER_ROUTING_ALLOCATION_ENABLE_SETTING,EnableAllocationDecider.CLUSTER_ROUTING_REBALANCE_ENABLE_SETTING,FilterAllocationDecider.CLUSTER_ROUTING_INCLUDE_GROUP_SETTING,FilterAllocationDecider.CLUSTER_ROUTING_EXCLUDE_GROUP_SETTING,FilterAllocationDecider.CLUSTER_ROUTING_REQUIRE_GROUP_SETTING,FsRepository.REPOSITORIES_CHUNK_SIZE_SETTING,FsRepository.REPOSITORIES_COMPRESS_SETTING,FsRepository.REPOSITORIES_LOCATION_SETTING,IndicesQueryCache.INDICES_CACHE_QUERY_SIZE_SETTING,IndicesQueryCache.INDICES_CACHE_QUERY_COUNT_SETTING,IndicesQueryCache.INDICES_QUERIES_CACHE_ALL_SEGMENTS_SETTING,MappingUpdatedAction.INDICES_MAPPING_DYNAMIC_TIMEOUT_SETTING,MetaData.SETTING_READ_ONLY_SETTING,MetaData.SETTING_READ_ONLY_ALLOW_DELETE_SETTING,MetaData.SETTING_CLUSTER_MAX_SHARDS_PER_NODE,RecoverySettings.INDICES_RECOVERY_MAX_BYTES_PER_SEC_SETTING,RecoverySettings.INDICES_RECOVERY_RETRY_DELAY_STATE_SYNC_SETTING,RecoverySettings.INDICES_RECOVERY_RETRY_DELAY_NETWORK_SETTING,RecoverySettings.INDICES_RECOVERY_ACTIVITY_TIMEOUT_SETTING,RecoverySettings.INDICES_RECOVERY_INTERNAL_ACTION_TIMEOUT_SETTING,RecoverySettings.INDICES_RECOVERY_INTERNAL_LONG_ACTION_TIMEOUT_SETTING,ThrottlingAllocationDecider.CLUSTER_ROUTING_ALLOCATION_NODE_INITIAL_PRIMARIES_RECOVERIES_SETTING,ThrottlingAllocationDecider.CLUSTER_ROUTING_ALLOCATION_NODE_CONCURRENT_INCOMING_RECOVERIES_SETTING,ThrottlingAllocationDecider.CLUSTER_ROUTING_ALLOCATION_NODE_CONCURRENT_OUTGOING_RECOVERIES_SETTING,ThrottlingAllocationDecider.CLUSTER_ROUTING_ALLOCATION_NODE_CONCURRENT_RECOVERIES_SETTING,DiskThresholdSettings.CLUSTER_ROUTING_ALLOCATION_LOW_DISK_WATERMARK_SETTING,DiskThresholdSettings.CLUSTER_ROUTING_ALLOCATION_HIGH_DISK_WATERMARK_SETTING,DiskThresholdSettings.CLUSTER_ROUTING_ALLOCATION_DISK_FLOOD_STAGE_WATERMARK_SETTING,DiskThresholdSettings.CLUSTER_ROUTING_ALLOCATION_DISK_THRESHOLD_ENABLED_SETTING,DiskThresholdSettings.CLUSTER_ROUTING_ALLOCATION_INCLUDE_RELOCATIONS_SETTING,DiskThresholdSettings.CLUSTER_ROUTING_ALLOCATION_REROUTE_INTERVAL_SETTING,SameShardAllocationDecider.CLUSTER_ROUTING_ALLOCATION_SAME_HOST_SETTING,InternalClusterInfoService.INTERNAL_CLUSTER_INFO_UPDATE_INTERVAL_SETTING,InternalClusterInfoService.INTERNAL_CLUSTER_INFO_TIMEOUT_SETTING,DestructiveOperations.REQUIRES_NAME_SETTING,DiscoverySettings.PUBLISH_TIMEOUT_SETTING,DiscoverySettings.PUBLISH_DIFF_ENABLE_SETTING,DiscoverySettings.COMMIT_TIMEOUT_SETTING,DiscoverySettings.NO_MASTER_BLOCK_SETTING,GatewayService.EXPECTED_DATA_NODES_SETTING,GatewayService.EXPECTED_MASTER_NODES_SETTING,GatewayService.EXPECTED_NODES_SETTING,GatewayService.RECOVER_AFTER_DATA_NODES_SETTING,GatewayService.RECOVER_AFTER_MASTER_NODES_SETTING,GatewayService.RECOVER_AFTER_NODES_SETTING,GatewayService.RECOVER_AFTER_TIME_SETTING,NetworkModule.HTTP_DEFAULT_TYPE_SETTING,NetworkModule.TRANSPORT_DEFAULT_TYPE_SETTING,NetworkModule.HTTP_TYPE_SETTING,NetworkModule.TRANSPORT_TYPE_SETTING,HttpTransportSettings.SETTING_CORS_ALLOW_CREDENTIALS,HttpTransportSettings.SETTING_CORS_ENABLED,HttpTransportSettings.SETTING_CORS_MAX_AGE,HttpTransportSettings.SETTING_HTTP_DETAILED_ERRORS_ENABLED,HttpTransportSettings.SETTING_CORS_ALLOW_ORIGIN,HttpTransportSettings.SETTING_HTTP_HOST,HttpTransportSettings.SETTING_HTTP_PUBLISH_HOST,HttpTransportSettings.SETTING_HTTP_BIND_HOST,HttpTransportSettings.SETTING_HTTP_PORT,HttpTransportSettings.SETTING_HTTP_PUBLISH_PORT,HttpTransportSettings.SETTING_PIPELINING_MAX_EVENTS,HttpTransportSettings.SETTING_HTTP_COMPRESSION,HttpTransportSettings.SETTING_HTTP_COMPRESSION_LEVEL,HttpTransportSettings.SETTING_CORS_ALLOW_METHODS,HttpTransportSettings.SETTING_CORS_ALLOW_HEADERS,HttpTransportSettings.SETTING_HTTP_DETAILED_ERRORS_ENABLED,HttpTransportSettings.SETTING_HTTP_CONTENT_TYPE_REQUIRED,HttpTransportSettings.SETTING_HTTP_MAX_CONTENT_LENGTH,HttpTransportSettings.SETTING_HTTP_MAX_CHUNK_SIZE,HttpTransportSettings.SETTING_HTTP_MAX_HEADER_SIZE,HttpTransportSettings.SETTING_HTTP_MAX_WARNING_HEADER_COUNT,HttpTransportSettings.SETTING_HTTP_MAX_WARNING_HEADER_SIZE,HttpTransportSettings.SETTING_HTTP_MAX_INITIAL_LINE_LENGTH,HttpTransportSettings.SETTING_HTTP_READ_TIMEOUT,HttpTransportSettings.SETTING_HTTP_RESET_COOKIES,HttpTransportSettings.SETTING_HTTP_TCP_NO_DELAY,HttpTransportSettings.SETTING_HTTP_TCP_KEEP_ALIVE,HttpTransportSettings.SETTING_HTTP_TCP_REUSE_ADDRESS,HttpTransportSettings.SETTING_HTTP_TCP_SEND_BUFFER_SIZE,HttpTransportSettings.SETTING_HTTP_TCP_RECEIVE_BUFFER_SIZE,HierarchyCircuitBreakerService.USE_REAL_MEMORY_USAGE_SETTING,HierarchyCircuitBreakerService.TOTAL_CIRCUIT_BREAKER_LIMIT_SETTING,HierarchyCircuitBreakerService.FIELDDATA_CIRCUIT_BREAKER_LIMIT_SETTING,HierarchyCircuitBreakerService.FIELDDATA_CIRCUIT_BREAKER_OVERHEAD_SETTING,HierarchyCircuitBreakerService.IN_FLIGHT_REQUESTS_CIRCUIT_BREAKER_LIMIT_SETTING,HierarchyCircuitBreakerService.IN_FLIGHT_REQUESTS_CIRCUIT_BREAKER_OVERHEAD_SETTING,HierarchyCircuitBreakerService.REQUEST_CIRCUIT_BREAKER_LIMIT_SETTING,HierarchyCircuitBreakerService.REQUEST_CIRCUIT_BREAKER_OVERHEAD_SETTING,HierarchyCircuitBreakerService.ACCOUNTING_CIRCUIT_BREAKER_LIMIT_SETTING,HierarchyCircuitBreakerService.ACCOUNTING_CIRCUIT_BREAKER_OVERHEAD_SETTING,IndexModule.NODE_STORE_ALLOW_MMAPFS,ClusterService.CLUSTER_SERVICE_SLOW_TASK_LOGGING_THRESHOLD_SETTING,ClusterService.USER_DEFINED_META_DATA,SearchService.DEFAULT_SEARCH_TIMEOUT_SETTING,SearchService.DEFAULT_ALLOW_PARTIAL_SEARCH_RESULTS,ElectMasterService.DISCOVERY_ZEN_MINIMUM_MASTER_NODES_SETTING,TransportSearchAction.SHARD_COUNT_LIMIT_SETTING,RemoteClusterAware.REMOTE_CLUSTERS_SEEDS,RemoteClusterAware.SEARCH_REMOTE_CLUSTERS_SEEDS,RemoteClusterAware.REMOTE_CLUSTERS_PROXY,RemoteClusterAware.SEARCH_REMOTE_CLUSTERS_PROXY,RemoteClusterService.REMOTE_CLUSTER_SKIP_UNAVAILABLE,RemoteClusterService.SEARCH_REMOTE_CLUSTER_SKIP_UNAVAILABLE,RemoteClusterService.REMOTE_CONNECTIONS_PER_CLUSTER,RemoteClusterService.SEARCH_REMOTE_CONNECTIONS_PER_CLUSTER,RemoteClusterService.REMOTE_INITIAL_CONNECTION_TIMEOUT_SETTING,RemoteClusterService.SEARCH_REMOTE_INITIAL_CONNECTION_TIMEOUT_SETTING,RemoteClusterService.REMOTE_NODE_ATTRIBUTE,RemoteClusterService.SEARCH_REMOTE_NODE_ATTRIBUTE,RemoteClusterService.ENABLE_REMOTE_CLUSTERS,RemoteClusterService.SEARCH_ENABLE_REMOTE_CLUSTERS,TransportService.TRACE_LOG_EXCLUDE_SETTING,TransportService.TRACE_LOG_INCLUDE_SETTING,TransportCloseIndexAction.CLUSTER_INDICES_CLOSE_ENABLE_SETTING,ShardsLimitAllocationDecider.CLUSTER_TOTAL_SHARDS_PER_NODE_SETTING,NodeConnectionsService.CLUSTER_NODE_RECONNECT_INTERVAL_SETTING,HierarchyCircuitBreakerService.FIELDDATA_CIRCUIT_BREAKER_TYPE_SETTING,HierarchyCircuitBreakerService.REQUEST_CIRCUIT_BREAKER_TYPE_SETTING,Transport.TRANSPORT_TCP_COMPRESS,TcpTransport.HOST,TcpTransport.PUBLISH_HOST,TcpTransport.BIND_HOST,TcpTransport.PUBLISH_PORT,TcpTransport.PORT,TcpTransport.BIND_HOST_PROFILE,TcpTransport.PUBLISH_HOST_PROFILE,TcpTransport.PUBLISH_PORT_PROFILE,TcpTransport.PORT_PROFILE,TcpTransport.TCP_NO_DELAY_PROFILE,TcpTransport.TCP_KEEP_ALIVE_PROFILE,TcpTransport.TCP_REUSE_ADDRESS_PROFILE,TcpTransport.TCP_SEND_BUFFER_SIZE_PROFILE,TcpTransport.TCP_RECEIVE_BUFFER_SIZE_PROFILE,TransportService.CONNECTIONS_PER_NODE_RECOVERY,TransportService.CONNECTIONS_PER_NODE_BULK,TransportService.CONNECTIONS_PER_NODE_REG,TransportService.CONNECTIONS_PER_NODE_STATE,TransportService.CONNECTIONS_PER_NODE_PING,TransportService.TCP_CONNECT_TIMEOUT,TcpTransport.PING_SCHEDULE,NetworkService.NETWORK_SERVER,TcpTransport.TCP_NO_DELAY,TcpTransport.TCP_KEEP_ALIVE,TcpTransport.TCP_REUSE_ADDRESS,TcpTransport.TCP_SEND_BUFFER_SIZE,TcpTransport.TCP_RECEIVE_BUFFER_SIZE,NetworkService.GLOBAL_NETWORK_HOST_SETTING,NetworkService.GLOBAL_NETWORK_BINDHOST_SETTING,NetworkService.GLOBAL_NETWORK_PUBLISHHOST_SETTING,NetworkService.TCP_NO_DELAY,NetworkService.TCP_KEEP_ALIVE,NetworkService.TCP_REUSE_ADDRESS,NetworkService.TCP_SEND_BUFFER_SIZE,NetworkService.TCP_RECEIVE_BUFFER_SIZE,NetworkService.TCP_CONNECT_TIMEOUT,IndexSettings.QUERY_STRING_ANALYZE_WILDCARD,IndexSettings.QUERY_STRING_ALLOW_LEADING_WILDCARD,ScriptService.SCRIPT_CACHE_SIZE_SETTING,ScriptService.SCRIPT_CACHE_EXPIRE_SETTING,ScriptService.SCRIPT_MAX_SIZE_IN_BYTES,ScriptService.SCRIPT_MAX_COMPILATIONS_RATE,ScriptService.TYPES_ALLOWED_SETTING,ScriptService.CONTEXTS_ALLOWED_SETTING,IndicesService.INDICES_CACHE_CLEAN_INTERVAL_SETTING,IndicesFieldDataCache.INDICES_FIELDDATA_CACHE_SIZE_KEY,IndicesRequestCache.INDICES_CACHE_QUERY_SIZE,IndicesRequestCache.INDICES_CACHE_QUERY_EXPIRE,HunspellService.HUNSPELL_LAZY_LOAD,HunspellService.HUNSPELL_IGNORE_CASE,HunspellService.HUNSPELL_DICTIONARY_OPTIONS,IndicesStore.INDICES_STORE_DELETE_SHARD_TIMEOUT,Environment.PATH_DATA_SETTING,Environment.PATH_HOME_SETTING,Environment.PATH_LOGS_SETTING,Environment.PATH_REPO_SETTING,Environment.PATH_SHARED_DATA_SETTING,Environment.PIDFILE_SETTING,NodeEnvironment.NODE_ID_SEED_SETTING,DiscoverySettings.INITIAL_STATE_TIMEOUT_SETTING,DiscoveryModule.DISCOVERY_TYPE_SETTING,DiscoveryModule.DISCOVERY_HOSTS_PROVIDER_SETTING,FaultDetection.PING_RETRIES_SETTING,FaultDetection.PING_TIMEOUT_SETTING,FaultDetection.REGISTER_CONNECTION_LISTENER_SETTING,FaultDetection.PING_INTERVAL_SETTING,FaultDetection.CONNECT_ON_NETWORK_DISCONNECT_SETTING,ZenDiscovery.PING_TIMEOUT_SETTING,ZenDiscovery.JOIN_TIMEOUT_SETTING,ZenDiscovery.JOIN_RETRY_ATTEMPTS_SETTING,ZenDiscovery.JOIN_RETRY_DELAY_SETTING,ZenDiscovery.MAX_PINGS_FROM_ANOTHER_MASTER_SETTING,ZenDiscovery.SEND_LEAVE_REQUEST_SETTING,ZenDiscovery.MASTER_ELECTION_WAIT_FOR_JOINS_TIMEOUT_SETTING,ZenDiscovery.MASTER_ELECTION_IGNORE_NON_MASTER_PINGS_SETTING,ZenDiscovery.MAX_PENDING_CLUSTER_STATES_SETTING,SettingsBasedHostsProvider.DISCOVERY_ZEN_PING_UNICAST_HOSTS_SETTING,UnicastZenPing.DISCOVERY_ZEN_PING_UNICAST_CONCURRENT_CONNECTS_SETTING,UnicastZenPing.DISCOVERY_ZEN_PING_UNICAST_HOSTS_RESOLVE_TIMEOUT,SearchService.DEFAULT_KEEPALIVE_SETTING,SearchService.KEEPALIVE_INTERVAL_SETTING,SearchService.MAX_KEEPALIVE_SETTING,MultiBucketConsumerService.MAX_BUCKET_SETTING,SearchService.LOW_LEVEL_CANCELLATION_SETTING,Node.WRITE_PORTS_FILE_SETTING,Node.NODE_NAME_SETTING,Node.NODE_DATA_SETTING,Node.NODE_MASTER_SETTING,Node.NODE_INGEST_SETTING,Node.NODE_ATTRIBUTES,Node.NODE_LOCAL_STORAGE_SETTING,AutoCreateIndex.AUTO_CREATE_INDEX_SETTING,BaseRestHandler.MULTI_ALLOW_EXPLICIT_INDEX,ClusterName.CLUSTER_NAME_SETTING,Client.CLIENT_TYPE_SETTING_S,ClusterModule.SHARDS_ALLOCATOR_TYPE_SETTING,EsExecutors.PROCESSORS_SETTING,ThreadContext.DEFAULT_HEADERS_SETTING,TcpTransport.DEFAULT_FEATURES_SETTING,Loggers.LOG_DEFAULT_LEVEL_SETTING,Loggers.LOG_LEVEL_SETTING,NodeEnvironment.MAX_LOCAL_STORAGE_NODES_SETTING,NodeEnvironment.ENABLE_LUCENE_SEGMENT_INFOS_TRACE_SETTING,OsService.REFRESH_INTERVAL_SETTING,ProcessService.REFRESH_INTERVAL_SETTING,JvmService.REFRESH_INTERVAL_SETTING,FsService.REFRESH_INTERVAL_SETTING,JvmGcMonitorService.ENABLED_SETTING,JvmGcMonitorService.REFRESH_INTERVAL_SETTING,JvmGcMonitorService.GC_SETTING,JvmGcMonitorService.GC_OVERHEAD_WARN_SETTING,JvmGcMonitorService.GC_OVERHEAD_INFO_SETTING,JvmGcMonitorService.GC_OVERHEAD_DEBUG_SETTING,PageCacheRecycler.LIMIT_HEAP_SETTING,PageCacheRecycler.WEIGHT_BYTES_SETTING,PageCacheRecycler.WEIGHT_INT_SETTING,PageCacheRecycler.WEIGHT_LONG_SETTING,PageCacheRecycler.WEIGHT_OBJECTS_SETTING,PageCacheRecycler.TYPE_SETTING,PluginsService.MANDATORY_SETTING,BootstrapSettings.SECURITY_FILTER_BAD_DEFAULTS_SETTING,BootstrapSettings.MEMORY_LOCK_SETTING,BootstrapSettings.SYSTEM_CALL_FILTER_SETTING,BootstrapSettings.CTRLHANDLER_SETTING,KeyStoreWrapper.SEED_SETTING,IndexingMemoryController.INDEX_BUFFER_SIZE_SETTING,IndexingMemoryController.MIN_INDEX_BUFFER_SIZE_SETTING,IndexingMemoryController.MAX_INDEX_BUFFER_SIZE_SETTING,IndexingMemoryController.SHARD_INACTIVE_TIME_SETTING,IndexingMemoryController.SHARD_MEMORY_INTERVAL_TIME_SETTING,ResourceWatcherService.ENABLED,ResourceWatcherService.RELOAD_INTERVAL_HIGH,ResourceWatcherService.RELOAD_INTERVAL_MEDIUM,ResourceWatcherService.RELOAD_INTERVAL_LOW,SearchModule.INDICES_MAX_CLAUSE_COUNT_SETTING,ThreadPool.ESTIMATED_TIME_INTERVAL_SETTING,FastVectorHighlighter.SETTING_TV_HIGHLIGHT_MULTI_VALUE,Node.BREAKER_TYPE_KEY,OperationRouting.USE_ADAPTIVE_REPLICA_SELECTION_SETTING,IndexGraveyard.SETTING_MAX_TOMBSTONES,EnableAssignmentDecider.CLUSTER_TASKS_ALLOCATION_ENABLE_SETTING)));

包含setting的結構圖如下

? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?<圖1>

?

? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? <圖2>

　　　　　　　　　　　　? ? <圖3>

2.3?SettingsFilter

/*** A class that allows to filter settings objects by simple regular expression patterns or full settings keys.* It's used for response filtering on the rest layer to for instance filter out sensitive information like access keys.*/

?

轉載于:https://www.cnblogs.com/davidwang456/p/10148687.html

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