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feat(router): add info log for consumed limits #959

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Feb 23, 2024
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feat(router): add info log for consumed limits #959

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9 changes: 7 additions & 2 deletions modules/router/src/security/handlers/rate-limiter/index.ts
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
import { Cluster, Redis } from 'ioredis';
import { RateLimiterRedis } from 'rate-limiter-flexible';
import { RateLimiterRedis, RateLimiterRes } from 'rate-limiter-flexible';
import ConduitGrpcSdk, { ConduitError } from '@conduitplatform/grpc-sdk';
import { ConfigController } from '@conduitplatform/module-tools';

Expand Down Expand Up @@ -35,13 +35,18 @@ export class RateLimiter {
req.headers['cf-connecting-ip'] ||
req.headers['x-original-forwarded-for'] ||
req.headers['x-forwarded-for'] ||
req.headers['x-real-ip'] ||
req.ip;
self._limiter
.consume(ip)
.then(() => {
next();
})
.catch(() => {
.catch((rateLimiterRes: RateLimiterRes) => {
ConduitGrpcSdk.Logger.info(
`RATE_LIMIT: ${ip} exceeded rate limit, ${rateLimiterRes.consumedPoints} consumed.
${rateLimiterRes.msBeforeNext} before next request is allowed.`,
);
next(new ConduitError('RATE_LIMIT', 429, 'Too Many Requests'));
});
};
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