=== DRY Konsolidasi === - handleRelay, requireAuth, handleHealth, handleIndex, getClientIP → 1x di src/lib/router.ts - api/relay.ts, src/worker.ts, src/index.ts jadi thin wrapper === Dead exports === - 35 dead exports dibersihkan (dari router.ts, worker.ts, relay.ts) - Duplikasi simbol dari 12 ke 3 (wajar) === Keamanan === - Default API key sk-dummy-key dihapus — requireAuth return null saat key kosong - Semua CORS konsisten via getCorsHeaders() === Kompleksitas === - handleRequest → pecah ke validateRelayTarget, createJsonErrorResponse, dll - transformAnthropicStream (170 baris) → 4 sub-fungsi (emitInitEvents, emitDoneEvents, etc) - handleAnthropicMessages → handleUpstreamError, buildStreamHeaders, buildJsonHeaders - Fix duplicate stream? field di AnthropicRequest interface === Test Coverage === - Test naik dari 171 ke 248 (+77 test) - File baru: src/router.test.ts (requireAuth, getClientIP, CORS, health, index) - File baru: src/relay-integration.test.ts (filterResponseHeaders, shouldSendBody, buildRelayRequest, classifyFetchError, createRelayResponse, normalizeTargetUrl, SSRF, isPrivateIp) Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
80 lines
2.0 KiB
TypeScript
80 lines
2.0 KiB
TypeScript
/**
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* Cloudflare Workers-compatible relay handler.
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*
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* Thin wrapper around the shared router in src/lib/router.ts.
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* Uses `env` bindings for configuration instead of `process.env`.
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* Does NOT support WebSocket upgrades.
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* Exports `{ fetch }` as required by Cloudflare Workers.
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*/
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import {
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handleRelayPlain,
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handleRequest,
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getClientIP,
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} from "./lib/router";
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import type { RouterEnv } from "./lib/router";
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import { getTestPageHtml } from "./lib/test-page";
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// --- Types -------------------------------------------------------------------
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export interface Env {
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RELAY_TIMEOUT_MS?: string;
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RATE_LIMIT_MAX?: string;
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RATE_LIMIT_WINDOW_MS?: string;
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PORT?: string;
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API_KEY?: string;
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}
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// --- Convert Workers Env to RouterEnv ----------------------------------------
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function toRouterEnv(env: Env): RouterEnv {
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return {
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RELAY_TIMEOUT_MS: env.RELAY_TIMEOUT_MS,
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RATE_LIMIT_MAX: env.RATE_LIMIT_MAX,
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RATE_LIMIT_WINDOW_MS: env.RATE_LIMIT_WINDOW_MS,
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API_KEY: env.API_KEY,
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};
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}
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// --- Exported Worker Handler -------------------------------------------------
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export default {
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async fetch(req: Request, env: Env): Promise<Response> {
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const routerEnv = toRouterEnv(env);
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const clientIP = getClientIP(req);
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// Static routes
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if (new URL(req.url).pathname === "/health") {
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const { handleHealth } = await import("./lib/router");
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return handleHealth();
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}
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if (
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new URL(req.url).pathname === "/docs" ||
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new URL(req.url).pathname === "/test"
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) {
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return new Response(getTestPageHtml(), {
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status: 200,
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headers: { "Content-Type": "text/html; charset=utf-8" },
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});
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}
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if (
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new URL(req.url).pathname === "/" &&
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req.method === "GET" &&
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!req.headers.get("x-relay-target")
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) {
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const { handleIndex } = await import("./lib/router");
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return handleIndex();
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}
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// Delegate to shared router
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const result = await handleRequest(req, routerEnv, clientIP, {
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isWebSocketSupported: false,
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skipProxyPool: true,
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});
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if (result !== undefined) return result;
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return handleRelayPlain(req, routerEnv, clientIP);
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},
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};
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