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https://github.com/diegosouzapw/OmniRoute.git
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4d66dd113f
Api-key 403 bodies with Cloudflare error 1010 / browser_signature_banned / retryable:false were treated as short AUTH_ERROR cooldowns, so the chat loop waited ~21–33s before falling through. Return cooldownMs:0 so the tier fails fast without permanently banning the account.
101 lines
3.6 KiB
TypeScript
101 lines
3.6 KiB
TypeScript
/**
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* #8775 — Detect Cloudflare (and similar edge) errors that explicitly forbid
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* retries. When these bodies are misclassified as short AUTH_ERROR cooldowns,
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* OmniRoute waits 3× for a permanent client-signature ban and burns 21–33s
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* before falling through to the next combo tier.
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*
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* Kept as a pure helper so checkFallbackError stays within its file-size freeze
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* and every branch is unit-testable without DB/auth wiring.
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*/
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function tryParseJsonObject(text: string): Record<string, unknown> | null {
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const trimmed = text.trim();
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if (!trimmed.startsWith("{") && !trimmed.startsWith("[")) return null;
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try {
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const parsed: unknown = JSON.parse(trimmed);
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if (parsed && typeof parsed === "object" && !Array.isArray(parsed)) {
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return parsed as Record<string, unknown>;
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}
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} catch {
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// Body may be truncated HTML/JSON hybrids — fall through to string probes.
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}
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return null;
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}
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function hasCloudflareBanSignal(value: unknown): boolean {
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if (typeof value === "number") return value === 1010;
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if (typeof value !== "string") return false;
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const lower = value.toLowerCase();
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return (
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lower.includes("browser_signature_banned") ||
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lower.includes("error 1010") ||
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lower === "1010" ||
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lower.includes("cloudflare")
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);
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}
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/**
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* Returns true when upstream error text says the failure must not be retried —
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* Cloudflare error 1010 / browser_signature_banned, or an explicit
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* `retryable: false` paired with Cloudflare / owner_action_required signals.
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*/
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export function isNonRetryableCloudflareError(errorText: string | null | undefined): boolean {
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if (typeof errorText !== "string" || errorText.length === 0) return false;
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const obj = tryParseJsonObject(errorText);
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if (obj) {
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const retryable = obj.retryable;
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const errorCode = obj.error_code ?? obj.errorCode;
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const errorName = typeof obj.error_name === "string" ? obj.error_name : "";
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const cloudflareError = obj.cloudflare_error === true || obj.cloudflareError === true;
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const ownerActionRequired =
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obj.owner_action_required === true || obj.ownerActionRequired === true;
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if (errorCode === 1010 || errorCode === "1010") return true;
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if (errorName.toLowerCase() === "browser_signature_banned") return true;
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if (retryable === false && (cloudflareError || ownerActionRequired)) return true;
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if (retryable === false && hasCloudflareBanSignal(obj.title ?? obj.type ?? obj.detail)) {
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return true;
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}
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}
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// Non-JSON / nested-string fallbacks (logs often stringify the body).
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if (/browser_signature_banned/i.test(errorText)) return true;
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if (/"error_code"\s*:\s*1010\b/.test(errorText)) return true;
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if (
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/"retryable"\s*:\s*false/.test(errorText) &&
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(/"cloudflare_error"\s*:\s*true/.test(errorText) ||
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/"owner_action_required"\s*:\s*true/.test(errorText) ||
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/cloudflare/i.test(errorText))
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) {
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return true;
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}
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return false;
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}
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type ApiKeyForbiddenFallback = {
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shouldFallback: boolean;
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cooldownMs: number;
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reason: string;
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baseCooldownMs?: number;
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newBackoffLevel?: number;
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usedUpstreamRetryHint?: boolean;
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};
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/**
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* Api-key 403 branch helper (#8775): CF 1010 / retryable:false gets cooldown 0
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* so COOLDOWN_RETRY does not wait; other 403s keep the short retryable cooldown.
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*/
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export function resolveApiKeyForbiddenFallback(
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errorStr: string,
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buildRetryableFallback: (reason: string) => ApiKeyForbiddenFallback,
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authErrorReason: string
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): ApiKeyForbiddenFallback {
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if (isNonRetryableCloudflareError(errorStr)) {
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return { shouldFallback: true, cooldownMs: 0, reason: authErrorReason };
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}
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return buildRetryableFallback(authErrorReason);
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}
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