@directus/api/dist/rate-limiter.js

Directus is a real-time API and App dashboard for managing SQL database content

import { useEnv } from '@directus/env';
import { merge } from 'lodash-es';
import { RateLimiterMemory, RateLimiterRedis, RateLimiterRes } from 'rate-limiter-flexible';
import { getConfigFromEnv } from './utils/get-config-from-env.js';
import { createRequire } from 'node:module';
const require = createRequire(import.meta.url);
export function createRateLimiter(configPrefix = 'RATE_LIMITER', configOverrides) {
    const env = useEnv();
    switch (env['RATE_LIMITER_STORE']) {
        case 'redis':
            return new RateLimiterRedis(getConfig('redis', configPrefix, configOverrides));
        case 'memory':
        default:
            return new RateLimiterMemory(getConfig('memory', configPrefix, configOverrides));
    }
}
export { RateLimiterRes };
function getConfig(store = 'memory', configPrefix = 'RATE_LIMITER', overrides) {
    const config = getConfigFromEnv(`${configPrefix}_`, { omitPrefix: `${configPrefix}_${store}_` });
    if (store === 'redis') {
        const Redis = require('ioredis');
        const env = useEnv();
        config.storeClient = new Redis(env[`REDIS`] || getConfigFromEnv(`REDIS_`));
    }
    delete config.enabled;
    delete config.store;
    merge(config, overrides || {});
    return config;
}