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22 lines
844 B
TypeScript
22 lines
844 B
TypeScript
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/*
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* SPDX-FileCopyrightText: hazelnoot and other Sharkey contributors
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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import { FastifyReply } from 'fastify';
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import { LimitInfo } from '@/server/api/SkRateLimiterService.js';
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export function sendRateLimitHeaders(reply: FastifyReply, info: LimitInfo): void {
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// Number of seconds until the limit has fully reset.
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reply.header('X-RateLimit-Clear', info.fullResetSec.toString());
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// Number of calls that can be made before being limited.
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reply.header('X-RateLimit-Remaining', info.remaining.toString());
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if (info.blocked) {
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// Number of seconds to wait before trying again. Left for backwards compatibility.
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reply.header('Retry-After', info.resetSec.toString());
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// Number of milliseconds to wait before trying again.
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reply.header('X-RateLimit-Reset', info.resetMs.toString());
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}
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}
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