Proje dosyaları eklendi

2026-08-29 15:53:53 +03:00
commit d3313400ca
440 changed files with 24827 additions and 0 deletions
@@ -0,0 +1,53 @@
+<?php
+
+namespace App\Serp\Operations;
+
+use App\Serp\Exceptions\ProviderAuthenticationException;
+use App\Serp\Exceptions\ProviderConfigurationException;
+use App\Serp\Exceptions\SerpProviderException;
+use Illuminate\Support\Facades\Cache;
+
+final class CircuitBreaker
+{
+    public function __construct(private KillSwitch $kill, private OperationAuditLogger $audit) {}
+
+    public function assertClosed(): void
+    {
+        try {
+            if (Cache::get('serp:circuit:open')) {
+                throw new OperationBlockedException('circuit_open');
+            }
+        } catch (OperationBlockedException $e) {
+            throw $e;
+        } catch (\Throwable) {
+            throw new OperationBlockedException('circuit_cache_unavailable');
+        }
+    }
+
+    public function success(): void
+    {
+        Cache::forget('serp:circuit:failures');
+        Cache::forget('serp:circuit:open');
+    }
+
+    public function failure(SerpProviderException $e): void
+    {
+        if ($e instanceof ProviderAuthenticationException || $e instanceof ProviderConfigurationException) {
+            Cache::put('serp:circuit:open', true, now()->addMinutes((int) config('serp.circuit_cooldown_minutes')));
+            $this->kill->activate('provider_auth_configuration');
+            $this->audit->record('circuit_opened', ['error_category' => $e->safeCode()]);
+
+            return;
+        }$n = (int) Cache::increment('serp:circuit:failures');
+        Cache::put('serp:circuit:failures', $n, now()->addMinutes((int) config('serp.circuit_window_minutes')));
+        if ($n >= (int) config('serp.circuit_failure_threshold')) {
+            Cache::put('serp:circuit:open', true, now()->addMinutes((int) config('serp.circuit_cooldown_minutes')));
+            $this->audit->record('circuit_opened', ['error_category' => $e->safeCode()]);
+        }
+    }
+
+    public function open(): bool
+    {
+        return (bool) Cache::get('serp:circuit:open');
+    }
+}