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<?php |
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namespace App\Console\Commands; |
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use App\Models\Predb; |
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use App\Models\Release; |
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use Blacklight\ManticoreSearch; |
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use Exception; |
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use Illuminate\Console\Command; |
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use Illuminate\Support\Arr; |
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use Illuminate\Support\Facades\Process; |
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class NntmuxOffsetPopulate extends Command |
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{ |
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/** |
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* The name and signature of the console command. |
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* |
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* @var string |
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*/ |
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protected $signature = 'nntmux:offset-populate |
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{--manticore : Use ManticoreSearch} |
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{--elastic : Use ElasticSearch} |
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{--releases : Populates the releases index} |
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{--predb : Populates the predb index} |
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{--parallel=8 : Number of parallel processes} |
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{--batch-size=10000 : Batch size for bulk operations} |
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{--disable-keys : Disable database keys during population} |
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{--memory-limit=4G : Memory limit for each process}'; |
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/** |
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* The console command description. |
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* |
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* @var string |
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*/ |
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protected $description = 'Populate search indexes using offset-based parallel processing for maximum performance'; |
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private const SUPPORTED_ENGINES = ['manticore', 'elastic']; |
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private const SUPPORTED_INDEXES = ['releases', 'predb']; |
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/** |
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* Execute the console command. |
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*/ |
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public function handle(): int |
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{ |
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$engine = $this->getSelectedEngine(); |
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$index = $this->getSelectedIndex(); |
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if (! $engine || ! $index) { |
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$this->error('You must specify both an engine (--manticore or --elastic) and an index (--releases or --predb).'); |
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return Command::FAILURE; |
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} |
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$this->info("Starting offset-based parallel {$engine} {$index} population..."); |
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$startTime = microtime(true); |
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$result = $this->populateIndexParallel($engine, $index); |
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$executionTime = round(microtime(true) - $startTime, 2); |
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if ($result === Command::SUCCESS) { |
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$this->info("Offset-based parallel population completed in {$executionTime} seconds."); |
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} |
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return $result; |
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} |
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/** |
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* Populate index using offset-based parallel processing |
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*/ |
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private function populateIndexParallel(string $engine, string $index): int |
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{ |
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$total = $this->getTotalRecords($index); |
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if (! $total) { |
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$this->warn("{$index} table is empty. Nothing to do."); |
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return Command::SUCCESS; |
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} |
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$parallelProcesses = $this->option('parallel'); |
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$recordsPerProcess = ceil($total / $parallelProcesses); |
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$this->info(sprintf( |
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'Processing %s records with %d parallel processes, ~%d records per process', |
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number_format($total), |
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$parallelProcesses, |
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$recordsPerProcess |
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)); |
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// Clear the index first |
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$this->clearIndex($engine, $index); |
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// Create offset-based ranges for parallel processing |
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$ranges = $this->createOffsetRanges($total, $parallelProcesses); |
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$processes = []; |
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// Start parallel processes |
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foreach ($ranges as $i => $range) { |
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$command = $this->buildWorkerCommand($engine, $index, $range['offset'], $range['limit'], $i); |
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$this->info("Starting worker process {$i}: processing {$range['limit']} records from offset {$range['offset']}"); |
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$process = Process::start($command); |
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$processes[] = [ |
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'process' => $process, |
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'id' => $i, |
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'range' => $range, |
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]; |
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} |
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// Monitor processes |
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$this->monitorProcesses($processes); |
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// Verify final count |
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$this->verifyIndexPopulation($engine, $index, $total); |
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$this->info('All parallel processes completed successfully!'); |
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return Command::SUCCESS; |
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} |
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/** |
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* Create offset-based ranges for parallel execution |
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*/ |
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private function createOffsetRanges(int $total, int $processes): array |
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{ |
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$ranges = []; |
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$recordsPerProcess = ceil($total / $processes); |
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for ($i = 0; $i < $processes; $i++) { |
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$offset = $i * $recordsPerProcess; |
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$limit = min($recordsPerProcess, $total - $offset); |
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if ($limit > 0) { |
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$ranges[] = [ |
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'offset' => $offset, |
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'limit' => $limit, |
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'worker_id' => $i, |
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]; |
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} |
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} |
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return $ranges; |
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} |
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/** |
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* Build worker command for offset-based parallel processing |
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*/ |
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private function buildWorkerCommand(string $engine, string $index, int $offset, int $limit, int $workerId): string |
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{ |
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$memoryLimit = $this->option('memory-limit') ?? '4G'; |
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$batchSize = $this->option('batch-size'); |
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$artisanPath = base_path('artisan'); |
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$options = [ |
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"--{$engine}", |
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"--{$index}", |
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"--offset={$offset}", |
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"--limit={$limit}", |
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"--worker-id={$workerId}", |
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"--batch-size={$batchSize}", |
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"--memory-limit={$memoryLimit}", |
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]; |
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if ($this->option('disable-keys')) { |
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$options[] = '--disable-keys'; |
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} |
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return sprintf( |
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'php -d memory_limit=%s "%s" nntmux:offset-worker %s 2>&1', |
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$memoryLimit, |
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$artisanPath, |
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implode(' ', $options) |
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); |
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} |
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/** |
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* Monitor parallel processes |
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*/ |
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private function monitorProcesses(array $processes): void |
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{ |
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$bar = $this->output->createProgressBar(count($processes)); |
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$bar->setFormat('verbose'); |
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$bar->start(); |
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$completed = 0; |
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$completedProcesses = []; |
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$failedProcesses = []; |
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while ($completed < count($processes)) { |
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foreach ($processes as $index => $processInfo) { |
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$process = $processInfo['process']; |
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$processId = $processInfo['id']; |
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if (in_array($processId, $completedProcesses)) { |
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continue; |
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} |
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if (! $process->running()) { |
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$completedProcesses[] = $processId; |
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$completed++; |
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$bar->advance(); |
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try { |
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$result = $process->wait(); |
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$exitCode = $result->exitCode(); |
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if ($exitCode === 0) { |
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$this->info("Worker {$processId} completed successfully"); |
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} else { |
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$failedProcesses[] = $processId; |
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$this->error("Worker {$processId} failed with exit code: {$exitCode}"); |
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$output = $result->output(); |
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$errorOutput = $result->errorOutput(); |
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if ($output) { |
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$this->error("Worker {$processId} output: ".substr($output, -500)); |
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} |
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if ($errorOutput) { |
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$this->error("Worker {$processId} error: ".substr($errorOutput, -500)); |
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} |
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} |
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} catch (Exception $e) { |
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$failedProcesses[] = $processId; |
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$this->error("Worker {$processId} exception: {$e->getMessage()}"); |
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} |
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} |
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} |
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usleep(500000); // 0.5 second delay |
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} |
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$bar->finish(); |
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$this->newLine(); |
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if (! empty($failedProcesses)) { |
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$this->error('Failed workers: '.implode(', ', $failedProcesses)); |
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} |
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} |
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/** |
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* Verify index population |
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*/ |
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private function verifyIndexPopulation(string $engine, string $index, int $expectedTotal): void |
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{ |
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$this->info('Verifying index population...'); |
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if ($engine === 'elastic') { |
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try { |
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// Wait a moment for ElasticSearch to refresh |
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sleep(2); |
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$stats = \Elasticsearch::indices()->stats(['index' => $index]); |
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$actualCount = $stats['indices'][$index]['total']['docs']['count'] ?? 0; |
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$this->info('Expected: '.number_format($expectedTotal).' records'); |
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$this->info('Actual: '.number_format($actualCount).' records'); |
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if ($actualCount >= $expectedTotal * 0.95) { // Allow for 5% tolerance |
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$this->info('✓ Index population successful!'); |
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} else { |
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$this->warn('⚠ Index population may be incomplete'); |
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} |
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} catch (Exception $e) { |
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$this->warn("Could not verify index population: {$e->getMessage()}"); |
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} |
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} else { |
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$this->info('ManticoreSearch index verification not implemented yet'); |
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} |
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} |
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/** |
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* Clear the search index |
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*/ |
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private function clearIndex(string $engine, string $index): void |
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{ |
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if ($engine === 'manticore') { |
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$manticore = new ManticoreSearch; |
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$indexName = $index === 'releases' ? 'releases_rt' : 'predb_rt'; |
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$manticore->truncateRTIndex(Arr::wrap($indexName)); |
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$this->info("Truncated ManticoreSearch index: {$indexName}"); |
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} else { |
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// For ElasticSearch, just clear the data instead of recreating the index |
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try { |
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$exists = \Elasticsearch::indices()->exists(['index' => $index]); |
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if ($exists) { |
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// Get current document count |
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$stats = \Elasticsearch::indices()->stats(['index' => $index]); |
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$currentCount = $stats['indices'][$index]['total']['docs']['count'] ?? 0; |
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if ($currentCount > 0) { |
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$this->info("ElasticSearch index '{$index}' exists with {$currentCount} documents. Clearing data..."); |
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// Delete all documents but keep the index structure |
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\Elasticsearch::deleteByQuery([ |
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'index' => $index, |
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'body' => [ |
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'query' => ['match_all' => (object) []], |
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], |
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]); |
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// Force refresh to ensure deletions are visible |
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\Elasticsearch::indices()->refresh(['index' => $index]); |
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$this->info("Cleared all documents from ElasticSearch index: {$index}"); |
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} else { |
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$this->info("ElasticSearch index '{$index}' exists but is already empty"); |
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} |
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} else { |
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$this->info("ElasticSearch index '{$index}' does not exist. Creating optimized index..."); |
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$this->createOptimizedElasticIndex($index); |
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} |
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} catch (Exception $e) { |
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$this->warn("Could not clear ElasticSearch index: {$e->getMessage()}"); |
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$this->info('Attempting to recreate index...'); |
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// Fallback: delete and recreate |
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try { |
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\Elasticsearch::indices()->delete(['index' => $index]); |
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} catch (Exception $e) { |
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// Index might not exist, that's okay |
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} |
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$this->createOptimizedElasticIndex($index); |
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} |
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} |
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} |
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329
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/** |
330
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* Create optimized ElasticSearch index |
331
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*/ |
332
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private function createOptimizedElasticIndex(string $indexName): void |
333
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{ |
334
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$settings = [ |
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'index' => $indexName, |
336
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'body' => [ |
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'settings' => [ |
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'number_of_shards' => 1, |
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'number_of_replicas' => 0, |
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'refresh_interval' => '30s', |
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'translog' => [ |
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'durability' => 'async', |
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'sync_interval' => '30s', |
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'flush_threshold_size' => '1gb', |
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], |
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], |
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'mappings' => $this->getIndexMappings($indexName), |
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], |
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]; |
350
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351
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\Elasticsearch::indices()->create($settings); |
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$this->info("Created optimized ElasticSearch index: {$indexName}"); |
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} |
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|
355
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/** |
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* Get index mappings |
357
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*/ |
358
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private function getIndexMappings(string $indexName): array |
359
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{ |
360
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if ($indexName === 'releases') { |
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return [ |
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'properties' => [ |
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'id' => ['type' => 'long'], |
364
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'name' => ['type' => 'text', 'analyzer' => 'standard'], |
365
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'searchname' => ['type' => 'text', 'analyzer' => 'standard'], |
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'plainsearchname' => ['type' => 'text', 'analyzer' => 'standard'], |
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'fromname' => ['type' => 'text', 'analyzer' => 'standard'], |
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'categories_id' => ['type' => 'integer'], |
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'filename' => ['type' => 'text', 'analyzer' => 'standard'], |
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'postdate' => ['type' => 'date'], |
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], |
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]; |
373
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} else { |
374
|
|
|
return [ |
375
|
|
|
'properties' => [ |
376
|
|
|
'id' => ['type' => 'long'], |
377
|
|
|
'title' => ['type' => 'text', 'analyzer' => 'standard'], |
378
|
|
|
'filename' => ['type' => 'text', 'analyzer' => 'standard'], |
379
|
|
|
'source' => ['type' => 'keyword'], |
380
|
|
|
], |
381
|
|
|
]; |
382
|
|
|
} |
383
|
|
|
} |
384
|
|
|
|
385
|
|
|
/** |
386
|
|
|
* Get total records |
387
|
|
|
*/ |
388
|
|
|
private function getTotalRecords(string $index): int |
389
|
|
|
{ |
390
|
|
|
return $index === 'releases' ? Release::count() : Predb::count(); |
|
|
|
|
391
|
|
|
} |
392
|
|
|
|
393
|
|
|
/** |
394
|
|
|
* Get selected engine |
395
|
|
|
*/ |
396
|
|
|
private function getSelectedEngine(): ?string |
397
|
|
|
{ |
398
|
|
|
foreach (self::SUPPORTED_ENGINES as $engine) { |
399
|
|
|
if ($this->option($engine)) { |
400
|
|
|
return $engine; |
401
|
|
|
} |
402
|
|
|
} |
403
|
|
|
|
404
|
|
|
return null; |
405
|
|
|
} |
406
|
|
|
|
407
|
|
|
/** |
408
|
|
|
* Get selected index |
409
|
|
|
*/ |
410
|
|
|
private function getSelectedIndex(): ?string |
411
|
|
|
{ |
412
|
|
|
foreach (self::SUPPORTED_INDEXES as $index) { |
413
|
|
|
if ($this->option($index)) { |
414
|
|
|
return $index; |
415
|
|
|
} |
416
|
|
|
} |
417
|
|
|
|
418
|
|
|
return null; |
419
|
|
|
} |
420
|
|
|
} |
421
|
|
|
|