Files
Krow-workspace/backend/query-api/src/middleware/auth.js

46 lines
1.3 KiB
JavaScript

import { AppError } from '../lib/errors.js';
import { can } from '../services/policy.js';
import { verifyFirebaseToken } from '../services/firebase-auth.js';
function getBearerToken(header) {
if (!header) return null;
const [scheme, token] = header.split(' ');
if (!scheme || scheme.toLowerCase() !== 'bearer' || !token) return null;
return token;
}
export async function requireAuth(req, _res, next) {
try {
const token = getBearerToken(req.get('Authorization'));
if (!token) {
throw new AppError('UNAUTHENTICATED', 'Missing bearer token', 401);
}
if (process.env.AUTH_BYPASS === 'true') {
req.actor = { uid: 'test-user', email: 'test@krow.local', role: 'TEST' };
return next();
}
const decoded = await verifyFirebaseToken(token);
req.actor = {
uid: decoded.uid,
email: decoded.email || null,
role: decoded.role || null,
};
return next();
} catch (error) {
if (error instanceof AppError) return next(error);
return next(new AppError('UNAUTHENTICATED', 'Token verification failed', 401));
}
}
export function requirePolicy(action, resource) {
return (req, _res, next) => {
if (!can(action, resource, req.actor)) {
return next(new AppError('FORBIDDEN', 'Not allowed to perform this action', 403));
}
return next();
};
}