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74d58d562b
* perf: qps limit * perf: http response data * perf: json path check * fix: ts * loop support reference parent variable
33 lines
1.0 KiB
TypeScript
33 lines
1.0 KiB
TypeScript
import { ApiRequestProps } from '../../type/next';
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import requestIp from 'request-ip';
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import { ERROR_ENUM } from '@fastgpt/global/common/error/errorCode';
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import { authFrequencyLimit } from '../system/frequencyLimit/utils';
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import { addSeconds } from 'date-fns';
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import { NextApiResponse } from 'next';
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import { jsonRes } from '../response';
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// unit: times/s
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// how to use?
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// export default NextAPI(useQPSLimit(10), handler); // limit 10 times per second for a ip
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export function useReqFrequencyLimit(seconds: number, limit: number) {
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return async (req: ApiRequestProps, res: NextApiResponse) => {
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const ip = requestIp.getClientIp(req);
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if (!ip && process.env.USE_IP_LIMIT !== 'true') {
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return;
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}
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try {
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await authFrequencyLimit({
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eventId: 'ip-qps-limit' + ip,
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maxAmount: limit,
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expiredTime: addSeconds(new Date(), seconds)
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});
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} catch (_) {
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res.status(429);
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jsonRes(res, {
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code: 429,
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message: ERROR_ENUM.tooManyRequest
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});
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}
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};
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}
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