docfast/src/middleware/auth.ts

30 lines
820 B
TypeScript

import { Request, Response, NextFunction } from "express";
import { isValidKey, getKeyInfo } from "../services/keys.js";
export function authMiddleware(
req: Request,
res: Response,
next: NextFunction
): void {
const header = req.headers.authorization;
const xApiKey = req.headers["x-api-key"] as string | undefined;
let key: string | undefined;
if (header?.startsWith("Bearer ")) {
key = header.slice(7);
} else if (xApiKey) {
key = xApiKey;
}
if (!key) {
res.status(401).json({ error: "Missing API key. Use: Authorization: Bearer <key> or X-API-Key: <key>" });
return;
}
if (!isValidKey(key)) {
res.status(403).json({ error: "Invalid API key" });
return;
}
// Attach key info to request for downstream use
(req as any).apiKeyInfo = getKeyInfo(key);
next();
}