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| 1 | <?php |
| 2 | |
| 3 | namespace CirrusSearch\Maintenance; |
| 4 | |
| 5 | use CirrusSearch\Connection; |
| 6 | use CirrusSearch\ElasticaErrorHandler; |
| 7 | use CirrusSearch\Maintenance\Validators\MappingValidator; |
| 8 | use CirrusSearch\SearchConfig; |
| 9 | use CirrusSearch\Util; |
| 10 | |
| 11 | /** |
| 12 | * Update the search configuration on the search backend. |
| 13 | * |
| 14 | * This program is free software; you can redistribute it and/or modify |
| 15 | * it under the terms of the GNU General Public License as published by |
| 16 | * the Free Software Foundation; either version 2 of the License, or |
| 17 | * (at your option) any later version. |
| 18 | * |
| 19 | * This program is distributed in the hope that it will be useful, |
| 20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 22 | * GNU General Public License for more details. |
| 23 | * |
| 24 | * You should have received a copy of the GNU General Public License along |
| 25 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 26 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 27 | * http://www.gnu.org/copyleft/gpl.html |
| 28 | */ |
| 29 | |
| 30 | $IP = getenv( 'MW_INSTALL_PATH' ); |
| 31 | if ( $IP === false ) { |
| 32 | $IP = __DIR__ . '/../../..'; |
| 33 | } |
| 34 | require_once "$IP/maintenance/Maintenance.php"; |
| 35 | require_once __DIR__ . '/../includes/Maintenance/Maintenance.php'; |
| 36 | |
| 37 | /** |
| 38 | * Update the elasticsearch configuration for this index. |
| 39 | */ |
| 40 | class UpdateOneSearchIndexConfig extends Maintenance { |
| 41 | /** |
| 42 | * @var string |
| 43 | */ |
| 44 | private $indexSuffix; |
| 45 | |
| 46 | /** |
| 47 | * @var bool Are we going to blow the index away and start from scratch? |
| 48 | */ |
| 49 | private $startOver; |
| 50 | |
| 51 | /** |
| 52 | * @var int |
| 53 | */ |
| 54 | private $reindexChunkSize; |
| 55 | |
| 56 | /** |
| 57 | * @var string |
| 58 | */ |
| 59 | private $indexBaseName; |
| 60 | |
| 61 | /** |
| 62 | * @var string |
| 63 | */ |
| 64 | private $indexIdentifier; |
| 65 | |
| 66 | /** |
| 67 | * @var bool |
| 68 | */ |
| 69 | private $reindexAndRemoveOk; |
| 70 | |
| 71 | /** |
| 72 | * @var int number of scan slices to use when reindexing |
| 73 | */ |
| 74 | private $reindexSlices; |
| 75 | |
| 76 | /** |
| 77 | * @var string language code we're building for |
| 78 | */ |
| 79 | private $langCode; |
| 80 | |
| 81 | /** |
| 82 | * @var bool prefix search on any term |
| 83 | */ |
| 84 | private $prefixSearchStartsWithAny; |
| 85 | |
| 86 | /** |
| 87 | * @var bool use suggestions on text fields |
| 88 | */ |
| 89 | private $phraseSuggestUseText; |
| 90 | |
| 91 | /** |
| 92 | * @var bool print config as it is being checked |
| 93 | */ |
| 94 | private $printDebugCheckConfig; |
| 95 | |
| 96 | /** |
| 97 | * @var float how much can the reindexed copy of an index is allowed to deviate from the current |
| 98 | * copy without triggering a reindex failure |
| 99 | */ |
| 100 | private $reindexAcceptableCountDeviation; |
| 101 | |
| 102 | /** |
| 103 | * @var array filtered analysis config |
| 104 | */ |
| 105 | private $analysisConfig; |
| 106 | |
| 107 | /** |
| 108 | * @var array list of available plugins |
| 109 | */ |
| 110 | private $availablePlugins; |
| 111 | |
| 112 | /** |
| 113 | * @var array |
| 114 | */ |
| 115 | protected $bannedPlugins; |
| 116 | |
| 117 | /** |
| 118 | * @var bool |
| 119 | */ |
| 120 | protected $optimizeIndexForExperimentalHighlighter; |
| 121 | |
| 122 | /** |
| 123 | * @var int |
| 124 | */ |
| 125 | protected $refreshInterval; |
| 126 | |
| 127 | /** |
| 128 | * @var string |
| 129 | */ |
| 130 | protected $masterTimeout; |
| 131 | |
| 132 | /** |
| 133 | * @var array |
| 134 | */ |
| 135 | private $mapping = []; |
| 136 | |
| 137 | /** |
| 138 | * @var array |
| 139 | */ |
| 140 | private $similarityConfig; |
| 141 | |
| 142 | /** |
| 143 | * @var bool true if the analysis config can be optimized |
| 144 | */ |
| 145 | private $safeToOptimizeAnalysisConfig; |
| 146 | |
| 147 | /** @var bool State flag indicating if we should attempt deleting the index we created */ |
| 148 | private $canCleanupCreatedIndex = false; |
| 149 | |
| 150 | public function __construct() { |
| 151 | parent::__construct(); |
| 152 | $this->addDescription( "Update the configuration or contents of one search index. This always " . |
| 153 | "operates on a single cluster." ); |
| 154 | $this->addOption( 'indexSuffix', 'Index to update. Either content or general.', false, true ); |
| 155 | $this->addOption( 'indexType', 'BC form of --indexSuffix', false, true ); |
| 156 | self::addSharedOptions( $this ); |
| 157 | } |
| 158 | |
| 159 | /** |
| 160 | * @param Maintenance $maintenance |
| 161 | */ |
| 162 | public static function addSharedOptions( $maintenance ) { |
| 163 | $maintenance->addOption( 'startOver', 'Blow away the identified index and rebuild it with ' . |
| 164 | 'no data.' ); |
| 165 | $maintenance->addOption( 'indexIdentifier', "Set the identifier of the index to work on. " . |
| 166 | "You'll need this if you have an index in production serving queries and you have " . |
| 167 | "to alter some portion of its configuration that cannot safely be done without " . |
| 168 | "rebuilding it. Once you specify a new indexIdentifier for this wiki you'll have to " . |
| 169 | "run this script with the same identifier each time. Defaults to 'current' which " . |
| 170 | "infers the currently in use identifier. You can also use 'now' to set the identifier " . |
| 171 | "to the current time in seconds which should give you a unique identifier.", false, true ); |
| 172 | $maintenance->addOption( 'reindexAndRemoveOk', "If the alias is held by another index then " . |
| 173 | "reindex all documents from that index (via the alias) to this one, swing the " . |
| 174 | "alias to this index, and then remove other index. Updates performed while this" . |
| 175 | "operation is in progress will be queued up in the job queue. Defaults to false." ); |
| 176 | $maintenance->addOption( 'reindexSlices', 'Number of slices to use in reindex. Roughly ' |
| 177 | . 'equivalent to the level of indexing parallelism. Defaults to number of shards.', false, true ); |
| 178 | $maintenance->addOption( 'reindexAcceptableCountDeviation', 'How much can the reindexed ' . |
| 179 | 'copy of an index is allowed to deviate from the current copy without triggering a ' . |
| 180 | 'reindex failure. Defaults to 5%.', false, true ); |
| 181 | $maintenance->addOption( 'reindexChunkSize', 'Documents per shard to reindex in a batch. ' . |
| 182 | 'Note when changing the number of shards that the old shard size is used, not the new ' . |
| 183 | 'one. If you see many errors submitting documents in bulk but the automatic retry as ' . |
| 184 | 'singles works then lower this number. Defaults to 100.', false, true ); |
| 185 | $maintenance->addOption( 'baseName', 'What basename to use for all indexes, ' . |
| 186 | 'defaults to wiki id', false, true ); |
| 187 | $maintenance->addOption( 'debugCheckConfig', 'Print the configuration as it is checked ' . |
| 188 | 'to help debug unexpected configuration mismatches.' ); |
| 189 | $maintenance->addOption( 'justAllocation', 'Just validate the shard allocation settings. Use ' . |
| 190 | "when you need to apply new cache warmers but want to be sure that you won't apply any other " . |
| 191 | 'changes at an inopportune time.' ); |
| 192 | $maintenance->addOption( 'fieldsToDelete', 'List of of comma separated field names to delete ' . |
| 193 | 'while reindexing documents (defaults to empty)', false, true ); |
| 194 | $maintenance->addOption( 'justMapping', 'Just try to update the mapping.' ); |
| 195 | } |
| 196 | |
| 197 | public function execute() { |
| 198 | global $wgLanguageCode, |
| 199 | $wgCirrusSearchPhraseSuggestUseText, |
| 200 | $wgCirrusSearchPrefixSearchStartsWithAnyWord, |
| 201 | $wgCirrusSearchBannedPlugins, |
| 202 | $wgCirrusSearchOptimizeIndexForExperimentalHighlighter, |
| 203 | $wgCirrusSearchRefreshInterval, |
| 204 | $wgCirrusSearchMasterTimeout; |
| 205 | |
| 206 | $this->disablePoolCountersAndLogging(); |
| 207 | |
| 208 | $utils = new ConfigUtils( $this->getConnection()->getClient(), $this ); |
| 209 | |
| 210 | $this->indexSuffix = $this->getBackCompatOption( 'indexSuffix', 'indexType' ); |
| 211 | $this->startOver = $this->getOption( 'startOver', false ); |
| 212 | $this->indexBaseName = $this->getOption( 'baseName', |
| 213 | $this->getSearchConfig()->get( SearchConfig::INDEX_BASE_NAME ) ); |
| 214 | $this->reindexAndRemoveOk = $this->getOption( 'reindexAndRemoveOk', false ); |
| 215 | $this->reindexSlices = $this->getOption( 'reindexSlices', null ); |
| 216 | $this->reindexAcceptableCountDeviation = Util::parsePotentialPercent( |
| 217 | $this->getOption( 'reindexAcceptableCountDeviation', '5%' ) ); |
| 218 | $this->reindexChunkSize = $this->getOption( 'reindexChunkSize', 100 ); |
| 219 | $this->printDebugCheckConfig = $this->getOption( 'debugCheckConfig', false ); |
| 220 | $this->langCode = $wgLanguageCode; |
| 221 | $this->prefixSearchStartsWithAny = $wgCirrusSearchPrefixSearchStartsWithAnyWord; |
| 222 | $this->phraseSuggestUseText = $wgCirrusSearchPhraseSuggestUseText; |
| 223 | $this->bannedPlugins = $wgCirrusSearchBannedPlugins; |
| 224 | $this->optimizeIndexForExperimentalHighlighter = $wgCirrusSearchOptimizeIndexForExperimentalHighlighter; |
| 225 | $this->masterTimeout = $wgCirrusSearchMasterTimeout; |
| 226 | $this->refreshInterval = $wgCirrusSearchRefreshInterval; |
| 227 | |
| 228 | if ( $this->indexSuffix === Connection::ARCHIVE_INDEX_SUFFIX ) { |
| 229 | if ( !$this->getSearchConfig()->get( 'CirrusSearchEnableArchive' ) ) { |
| 230 | $this->output( "Warning: Not allowing {$this->indexSuffix}, archives are disabled\n" ); |
| 231 | return true; |
| 232 | } |
| 233 | if ( !$this->getConnection()->getSettings()->isPrivateCluster() ) { |
| 234 | $this->output( "Warning: Not allowing {$this->indexSuffix} on a non-private cluster\n" ); |
| 235 | return true; |
| 236 | } |
| 237 | } |
| 238 | |
| 239 | $this->initMappingConfigBuilder(); |
| 240 | |
| 241 | try{ |
| 242 | $indexSuffixes = $this->getConnection()->getAllIndexSuffixes( null ); |
| 243 | if ( !in_array( $this->indexSuffix, $indexSuffixes ) ) { |
| 244 | $this->fatalError( 'indexSuffix option must be one of ' . |
| 245 | implode( ', ', $indexSuffixes ) ); |
| 246 | } |
| 247 | |
| 248 | $this->unwrap( $utils->checkElasticsearchVersion() ); |
| 249 | $this->availablePlugins = $this->unwrap( $utils->scanAvailablePlugins( $this->bannedPlugins ) ); |
| 250 | |
| 251 | if ( $this->getOption( 'justAllocation', false ) ) { |
| 252 | $this->validateShardAllocation(); |
| 253 | return true; |
| 254 | } |
| 255 | |
| 256 | if ( $this->getOption( 'justMapping', false ) ) { |
| 257 | $this->validateMapping(); |
| 258 | return true; |
| 259 | } |
| 260 | |
| 261 | $this->initAnalysisConfig(); |
| 262 | $this->indexIdentifier = $this->unwrap( $utils->pickIndexIdentifierFromOption( |
| 263 | $this->getOption( 'indexIdentifier', 'current' ), $this->getIndexAliasName() ) ); |
| 264 | $this->validateIndex(); |
| 265 | $this->validateAnalyzers(); |
| 266 | $this->validateMapping(); |
| 267 | $this->validateAlias(); |
| 268 | $this->updateVersions(); |
| 269 | } catch ( \Elastica\Exception\Connection\HttpException $e ) { |
| 270 | $message = $e->getMessage(); |
| 271 | $this->output( "\nUnexpected Elasticsearch failure.\n" ); |
| 272 | $this->fatalError( "Http error communicating with Elasticsearch: $message.\n" ); |
| 273 | } catch ( \Elastica\Exception\ExceptionInterface $e ) { |
| 274 | $type = get_class( $e ); |
| 275 | $message = ElasticaErrorHandler::extractMessage( $e ); |
| 276 | /** @suppress PhanUndeclaredMethod ExceptionInterface has no methods */ |
| 277 | $trace = $e->getTraceAsString(); |
| 278 | $this->output( "\nUnexpected Elasticsearch failure.\n" ); |
| 279 | $this->fatalError( "Elasticsearch failed in an unexpected way. " . |
| 280 | "This is always a bug in CirrusSearch.\n" . |
| 281 | "Error type: $type\n" . |
| 282 | "Message: $message\n" . |
| 283 | "Trace:\n" . $trace ); |
| 284 | } |
| 285 | |
| 286 | return true; |
| 287 | } |
| 288 | |
| 289 | /** |
| 290 | * @suppress PhanUndeclaredMethod runChild technically returns a |
| 291 | * \Maintenance instance but only \CirrusSearch\Maintenance\Maintenance |
| 292 | * classes have the done method. Just allow it since we know what type of |
| 293 | * maint class is being created |
| 294 | */ |
| 295 | private function updateVersions() { |
| 296 | $child = $this->runChild( Metastore::class ); |
| 297 | $child->done(); |
| 298 | $child->loadParamsAndArgs( |
| 299 | null, |
| 300 | array_merge( $this->parameters->getOptions(), [ |
| 301 | 'index-version-basename' => $this->indexBaseName, |
| 302 | 'update-index-version' => true, |
| 303 | ] ), |
| 304 | $this->parameters->getArgs() |
| 305 | ); |
| 306 | $child->execute(); |
| 307 | $child->done(); |
| 308 | } |
| 309 | |
| 310 | private function validateIndex() { |
| 311 | if ( $this->startOver ) { |
| 312 | $this->createIndex( true, "Blowing away index to start over...\n" ); |
| 313 | } elseif ( !$this->getIndex()->exists() ) { |
| 314 | $this->createIndex( false, "Creating index...\n" ); |
| 315 | } |
| 316 | |
| 317 | $this->validateIndexSettings(); |
| 318 | } |
| 319 | |
| 320 | /** |
| 321 | * @param bool $rebuild |
| 322 | * @param string $msg |
| 323 | */ |
| 324 | private function createIndex( $rebuild, $msg ) { |
| 325 | global $wgCirrusSearchAllFields, $wgCirrusSearchExtraIndexSettings; |
| 326 | |
| 327 | $this->canCleanupCreatedIndex = true; |
| 328 | $index = $this->getIndex(); |
| 329 | $indexCreator = new \CirrusSearch\Maintenance\IndexCreator( |
| 330 | $index, |
| 331 | new ConfigUtils( $index->getClient(), $this ), |
| 332 | $this->analysisConfig, |
| 333 | $this->similarityConfig |
| 334 | ); |
| 335 | |
| 336 | $this->outputIndented( $msg ); |
| 337 | |
| 338 | $this->unwrap( $indexCreator->createIndex( |
| 339 | $rebuild, |
| 340 | $this->getMaxShardsPerNode(), |
| 341 | $this->getShardCount(), |
| 342 | $this->getReplicaCount(), |
| 343 | $this->refreshInterval, |
| 344 | $this->getMergeSettings(), |
| 345 | $wgCirrusSearchAllFields['build'], |
| 346 | $wgCirrusSearchExtraIndexSettings |
| 347 | ) ); |
| 348 | |
| 349 | $this->outputIndented( "Index created.\n" ); |
| 350 | } |
| 351 | |
| 352 | /** |
| 353 | * @return \CirrusSearch\Maintenance\Validators\Validator[] |
| 354 | */ |
| 355 | private function getIndexSettingsValidators() { |
| 356 | $validators = []; |
| 357 | $validators[] = new \CirrusSearch\Maintenance\Validators\NumberOfShardsValidator( |
| 358 | $this->getIndex(), $this->getShardCount(), $this ); |
| 359 | $validators[] = new \CirrusSearch\Maintenance\Validators\ReplicaRangeValidator( |
| 360 | $this->getIndex(), $this->getReplicaCount(), $this ); |
| 361 | $validators[] = $this->getShardAllocationValidator(); |
| 362 | $validators[] = new \CirrusSearch\Maintenance\Validators\MaxShardsPerNodeValidator( |
| 363 | $this->getIndex(), $this->getMaxShardsPerNode(), $this ); |
| 364 | return $validators; |
| 365 | } |
| 366 | |
| 367 | private function validateIndexSettings() { |
| 368 | $validators = $this->getIndexSettingsValidators(); |
| 369 | foreach ( $validators as $validator ) { |
| 370 | $this->unwrap( $validator->validate() ); |
| 371 | } |
| 372 | } |
| 373 | |
| 374 | private function validateAnalyzers() { |
| 375 | $validator = new \CirrusSearch\Maintenance\Validators\AnalyzersValidator( |
| 376 | $this->getIndex(), $this->analysisConfig, $this ); |
| 377 | $validator->printDebugCheckConfig( $this->printDebugCheckConfig ); |
| 378 | $this->unwrap( $validator->validate() ); |
| 379 | } |
| 380 | |
| 381 | private function validateMapping() { |
| 382 | $validator = new MappingValidator( |
| 383 | $this->getIndex(), |
| 384 | $this->masterTimeout, |
| 385 | $this->optimizeIndexForExperimentalHighlighter, |
| 386 | $this->availablePlugins, |
| 387 | $this->mapping, |
| 388 | $this |
| 389 | ); |
| 390 | $validator->printDebugCheckConfig( $this->printDebugCheckConfig ); |
| 391 | $this->unwrap( $validator->validate() ); |
| 392 | } |
| 393 | |
| 394 | private function validateAlias() { |
| 395 | $this->outputIndented( "Validating aliases...\n" ); |
| 396 | // Since validate the specific alias first as that can cause reindexing |
| 397 | // and we want the all index to stay with the old index during reindexing |
| 398 | $this->validateSpecificAlias(); |
| 399 | // At this point the index is live and under no circumstances should it be |
| 400 | // automatically deleted. |
| 401 | $this->canCleanupCreatedIndex = false; |
| 402 | |
| 403 | if ( $this->indexSuffix !== Connection::ARCHIVE_INDEX_SUFFIX ) { |
| 404 | // Do not add the archive index to the global alias |
| 405 | $this->validateAllAlias(); |
| 406 | } |
| 407 | } |
| 408 | |
| 409 | /** |
| 410 | * Validate the alias that is just for this index's type. |
| 411 | */ |
| 412 | private function validateSpecificAlias() { |
| 413 | $connection = $this->getConnection(); |
| 414 | |
| 415 | $reindexer = new Reindexer( |
| 416 | $this->getSearchConfig(), |
| 417 | $connection, |
| 418 | $connection, |
| 419 | $this->getIndex(), |
| 420 | $this->getOldIndex(), |
| 421 | $this, |
| 422 | array_filter( explode( ',', $this->getOption( 'fieldsToDelete', '' ) ) ) |
| 423 | ); |
| 424 | |
| 425 | $validator = new \CirrusSearch\Maintenance\Validators\SpecificAliasValidator( |
| 426 | $this->getConnection()->getClient(), |
| 427 | $this->getIndexAliasName(), |
| 428 | $this->getSpecificIndexName(), |
| 429 | $this->startOver, |
| 430 | $reindexer, |
| 431 | [ |
| 432 | $this->reindexSlices, |
| 433 | $this->reindexChunkSize, |
| 434 | $this->reindexAcceptableCountDeviation |
| 435 | ], |
| 436 | $this->getIndexSettingsValidators(), |
| 437 | $this->reindexAndRemoveOk, |
| 438 | $this |
| 439 | ); |
| 440 | $this->unwrap( $validator->validate() ); |
| 441 | } |
| 442 | |
| 443 | public function validateAllAlias() { |
| 444 | $validator = new \CirrusSearch\Maintenance\Validators\IndexAllAliasValidator( |
| 445 | $this->getConnection()->getClient(), |
| 446 | $this->getIndexName(), |
| 447 | $this->getSpecificIndexName(), |
| 448 | $this->startOver, |
| 449 | $this->getIndexAliasName(), |
| 450 | $this |
| 451 | ); |
| 452 | $this->unwrap( $validator->validate() ); |
| 453 | } |
| 454 | |
| 455 | /** |
| 456 | * @return \CirrusSearch\Maintenance\Validators\Validator |
| 457 | */ |
| 458 | private function getShardAllocationValidator() { |
| 459 | global $wgCirrusSearchIndexAllocation; |
| 460 | return new \CirrusSearch\Maintenance\Validators\ShardAllocationValidator( |
| 461 | $this->getIndex(), $wgCirrusSearchIndexAllocation, $this ); |
| 462 | } |
| 463 | |
| 464 | protected function validateShardAllocation() { |
| 465 | $this->unwrap( $this->getShardAllocationValidator()->validate() ); |
| 466 | } |
| 467 | |
| 468 | /** |
| 469 | * @param string $langCode |
| 470 | * @param array $availablePlugins |
| 471 | * @return AnalysisConfigBuilder |
| 472 | */ |
| 473 | private function pickAnalyzer( $langCode, array $availablePlugins = [] ) { |
| 474 | $analysisConfigBuilder = new \CirrusSearch\Maintenance\AnalysisConfigBuilder( |
| 475 | $langCode, $availablePlugins ); |
| 476 | $this->outputIndented( 'Picking analyzer...' . |
| 477 | $analysisConfigBuilder->getDefaultTextAnalyzerType( $langCode ) . |
| 478 | "\n" ); |
| 479 | return $analysisConfigBuilder; |
| 480 | } |
| 481 | |
| 482 | /** |
| 483 | * @throws \ConfigException |
| 484 | */ |
| 485 | protected function initMappingConfigBuilder() { |
| 486 | $configFlags = 0; |
| 487 | if ( $this->prefixSearchStartsWithAny ) { |
| 488 | $configFlags |= MappingConfigBuilder::PREFIX_START_WITH_ANY; |
| 489 | } |
| 490 | if ( $this->phraseSuggestUseText ) { |
| 491 | $configFlags |= MappingConfigBuilder::PHRASE_SUGGEST_USE_TEXT; |
| 492 | } |
| 493 | switch ( $this->indexSuffix ) { |
| 494 | case Connection::ARCHIVE_DOC_TYPE: |
| 495 | $mappingConfigBuilder = new ArchiveMappingConfigBuilder( $this->optimizeIndexForExperimentalHighlighter, $configFlags ); |
| 496 | break; |
| 497 | default: |
| 498 | $mappingConfigBuilder = new MappingConfigBuilder( $this->optimizeIndexForExperimentalHighlighter, $configFlags ); |
| 499 | } |
| 500 | $this->mapping = $mappingConfigBuilder->buildConfig(); |
| 501 | $this->safeToOptimizeAnalysisConfig = $mappingConfigBuilder->canOptimizeAnalysisConfig(); |
| 502 | } |
| 503 | |
| 504 | /** |
| 505 | * @return \Elastica\Index being updated |
| 506 | */ |
| 507 | public function getIndex() { |
| 508 | return $this->getConnection()->getIndex( |
| 509 | $this->indexBaseName, $this->indexSuffix, $this->indexIdentifier ); |
| 510 | } |
| 511 | |
| 512 | /** |
| 513 | * @return string name of the index being updated |
| 514 | */ |
| 515 | protected function getSpecificIndexName() { |
| 516 | return $this->getConnection()->getIndexName( |
| 517 | $this->indexBaseName, $this->indexSuffix, $this->indexIdentifier ); |
| 518 | } |
| 519 | |
| 520 | /** |
| 521 | * @return string name of the index type being updated |
| 522 | */ |
| 523 | protected function getIndexAliasName() { |
| 524 | return $this->getConnection()->getIndexName( $this->indexBaseName, $this->indexSuffix ); |
| 525 | } |
| 526 | |
| 527 | /** |
| 528 | * @return string |
| 529 | */ |
| 530 | protected function getIndexName() { |
| 531 | return $this->getConnection()->getIndexName( $this->indexBaseName ); |
| 532 | } |
| 533 | |
| 534 | /** |
| 535 | * @return \Elastica\Index |
| 536 | */ |
| 537 | protected function getOldIndex() { |
| 538 | return $this->getConnection()->getIndex( $this->indexBaseName, $this->indexSuffix ); |
| 539 | } |
| 540 | |
| 541 | /** |
| 542 | * Get the merge settings for this index. |
| 543 | * @return array |
| 544 | */ |
| 545 | private function getMergeSettings() { |
| 546 | global $wgCirrusSearchMergeSettings; |
| 547 | |
| 548 | return $wgCirrusSearchMergeSettings[$this->indexSuffix] |
| 549 | // If there aren't configured merge settings for this index type |
| 550 | // default to the content type. |
| 551 | ?? $wgCirrusSearchMergeSettings['content'] |
| 552 | // It's also fine to not specify merge settings. |
| 553 | ?? []; |
| 554 | } |
| 555 | |
| 556 | /** |
| 557 | * @return int Number of shards this index should have |
| 558 | */ |
| 559 | private function getShardCount() { |
| 560 | return $this->getConnection()->getSettings()->getShardCount( $this->indexSuffix ); |
| 561 | } |
| 562 | |
| 563 | /** |
| 564 | * @return string Number of replicas this index should have. May be a range such as '0-2' |
| 565 | */ |
| 566 | private function getReplicaCount() { |
| 567 | return $this->getConnection()->getSettings()->getReplicaCount( $this->indexSuffix ); |
| 568 | } |
| 569 | |
| 570 | /** |
| 571 | * @return int Maximum number of shards that can be allocated on a single elasticsearch |
| 572 | * node. -1 for unlimited. |
| 573 | */ |
| 574 | private function getMaxShardsPerNode() { |
| 575 | return $this->getConnection()->getSettings()->getMaxShardsPerNode( $this->indexSuffix ); |
| 576 | } |
| 577 | |
| 578 | private function initAnalysisConfig() { |
| 579 | $analysisConfigBuilder = $this->pickAnalyzer( $this->langCode, $this->availablePlugins ); |
| 580 | |
| 581 | $this->analysisConfig = $analysisConfigBuilder->buildConfig(); |
| 582 | if ( $this->safeToOptimizeAnalysisConfig ) { |
| 583 | $filter = new AnalysisFilter(); |
| 584 | $deduplicate = $this->getSearchConfig()->get( 'CirrusSearchDeduplicateAnalysis' ); |
| 585 | // A bit adhoc, this is the list of analyzers that should not be renamed, because |
| 586 | // they are referenced at query time. |
| 587 | $protected = [ 'token_reverse' ]; |
| 588 | list( $this->analysisConfig, $this->mapping ) = $filter |
| 589 | ->filterAnalysis( $this->analysisConfig, $this->mapping, $deduplicate, $protected ); |
| 590 | } |
| 591 | $this->similarityConfig = $analysisConfigBuilder->buildSimilarityConfig(); |
| 592 | } |
| 593 | |
| 594 | /** |
| 595 | * Output a message and terminate the current script. |
| 596 | * |
| 597 | * @param string $msg Error Message |
| 598 | * @param int $exitCode PHP exit status. Should be in range 1-254 |
| 599 | * @return never |
| 600 | */ |
| 601 | protected function fatalError( $msg, $exitCode = 1 ) { |
| 602 | try { |
| 603 | if ( $this->canCleanupCreatedIndex && $this->getIndex()->exists() ) { |
| 604 | $utils = new ConfigUtils( $this->getConnection()->getClient(), $this ); |
| 605 | $indexName = $this->getSpecificIndexName(); |
| 606 | $status = $utils->isIndexLive( $indexName ); |
| 607 | if ( !$status->isGood() ) { |
| 608 | $this->output( (string)$status ); |
| 609 | } elseif ( $status->getValue() === false ) { |
| 610 | $this->output( "Cleaning up incomplete index {$indexName}\n" ); |
| 611 | $this->getIndex()->delete(); |
| 612 | } |
| 613 | } |
| 614 | } catch ( \Elastica\Exception\ExceptionInterface $e ) { |
| 615 | $this->output( "Exception thrown while cleaning up created index: $e\n" ); |
| 616 | } finally { |
| 617 | parent::fatalError( $msg, $exitCode ); |
| 618 | } |
| 619 | } |
| 620 | } |
| 621 | |
| 622 | $maintClass = UpdateOneSearchIndexConfig::class; |
| 623 | require_once RUN_MAINTENANCE_IF_MAIN; |