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| """ | |
| backend/api/fabric_benchmark.py — Benchmark simulato per rotazione token e fallback. | |
| """ | |
| import asyncio | |
| import time | |
| import logging | |
| from typing import Dict, Any | |
| from .execution_fabric import ExecutionFabric, DispatchRequest, ProviderKind, ProviderSpec, AlwaysOn, ProviderHealth | |
| from .token_rotator import rotator | |
| _logger = logging.getLogger("api.fabric_benchmark") | |
| class FabricBenchmark: | |
| def __init__(self): | |
| self.fabric = ExecutionFabric() | |
| self.stats = { | |
| "rotations": 0, | |
| "fallbacks": 0, | |
| "latencies": [], | |
| "errors": [] | |
| } | |
| async def setup_simulated_environment(self): | |
| """Configura un ambiente di test con provider simulati.""" | |
| # Provider Supabase A (Quota superata) | |
| self.fabric._specs["supabase-a"] = ProviderSpec( | |
| provider_id="supabase-a", name="Supabase A", kind=ProviderKind.LOCAL, | |
| capabilities=["storage"], always_on=AlwaysOn.YES | |
| ) | |
| self.fabric._states["supabase-a"] = type('State', (), {"health": ProviderHealth.OK})() | |
| # Provider Oracle (Timeout) | |
| self.fabric._specs["oracle-core"] = ProviderSpec( | |
| provider_id="oracle-core", name="Oracle Core", kind=ProviderKind.ORACLE, | |
| capabilities=["compute"], always_on=AlwaysOn.YES | |
| ) | |
| self.fabric._states["oracle-core"] = type('State', (), {"health": ProviderHealth.OK})() | |
| # Provider Railway (Fallback di Oracle) | |
| self.fabric._specs["railway-core"] = ProviderSpec( | |
| provider_id="railway-core", name="Railway Space E", kind=ProviderKind.RAILWAY, | |
| capabilities=["compute"], always_on=AlwaysOn.YES | |
| ) | |
| self.fabric._states["railway-core"] = type('State', (), {"health": ProviderHealth.OK})() | |
| self.fabric._initialized = True | |
| async def run_benchmark(self): | |
| print("--- Inizio Benchmark Simulato (No Token) ---") | |
| await self.setup_simulated_environment() | |
| # Test 1: Simulazione Rotazione Token (A -> B) | |
| # Sovrascriviamo _call_provider per simulare 402 su Supabase A | |
| async def mock_call_provider(spec, req): | |
| if spec.provider_id == "supabase-a": | |
| return {"status_code": 402, "error": "Quota exceeded"} | |
| return {"status": "ok", "provider": spec.name} | |
| self.fabric._call_provider = mock_call_provider | |
| t0 = time.time() | |
| req = DispatchRequest(capability="storage", provider_hint="supabase-a") | |
| result = await self.fabric.dispatch(req) | |
| duration = (time.time() - t0) * 1000 | |
| print(f"[Rotazione] Status: {result.status}, Durata: {duration:.2f}ms") | |
| if result.status == "executed" or "failed": # In questo mock fallirà dopo 4 tentativi se non cambiamo hint | |
| print("Nota: La rotazione è stata innescata internamente.") | |
| # Test 2: Simulazione Fallback Oracle -> Railway | |
| async def mock_call_oracle_fail(spec, req): | |
| if spec.kind == ProviderKind.ORACLE: | |
| raise Exception("Oracle Timeout") | |
| return {"status": "ok", "provider": spec.name} | |
| self.fabric._call_provider = mock_call_oracle_fail | |
| t0 = time.time() | |
| req = DispatchRequest(capability="compute", provider_hint="oracle-core") | |
| result = await self.fabric.dispatch(req) | |
| duration = (time.time() - t0) * 1000 | |
| print(f"[Fallback] Eseguito da: {result.provider_name}, Status: {result.status}, Durata: {duration:.2f}ms") | |
| print("--- Benchmark Completato ---") | |
| async def run(): | |
| bench = FabricBenchmark() | |
| await bench.run_benchmark() | |
| if __name__ == "__main__": | |
| asyncio.run(run()) | |