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[Security Solution] Added concurrency limits and request throttling to prebuilt rule routes #209551
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20 changes: 20 additions & 0 deletions
20
...c/detection_engine/rule_management/api/hooks/prebuilt_rules/capped_exponential_backoff.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,20 @@ | ||
| /* | ||
| * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one | ||
| * or more contributor license agreements. Licensed under the Elastic License | ||
| * 2.0; you may not use this file except in compliance with the Elastic License | ||
| * 2.0. | ||
| */ | ||
|
|
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| const MAX_BACKOFF = 30000; | ||
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|
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| /** | ||
| * Calculates a backoff delay using an exponential growth formula, capped by a | ||
| * predefined maximum value. | ||
| * | ||
| * @param failedAttempts - The number of consecutive failed attempts. | ||
| * @returns The calculated backoff delay, in milliseconds. | ||
| */ | ||
| export const cappedExponentialBackoff = (failedAttempts: number) => { | ||
| const backoff = Math.min(1000 * 2 ** failedAttempts, MAX_BACKOFF); | ||
| return backoff; | ||
| }; |
22 changes: 22 additions & 0 deletions
22
.../detection_engine/rule_management/api/hooks/prebuilt_rules/retry_on_rate_limited_error.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,22 @@ | ||
| /* | ||
| * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one | ||
| * or more contributor license agreements. Licensed under the Elastic License | ||
| * 2.0; you may not use this file except in compliance with the Elastic License | ||
| * 2.0. | ||
| */ | ||
|
|
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| import { get } from 'lodash'; | ||
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| /* | ||
| Prebuilt rule operations like install and upgrade are rate limited to one at a | ||
| time. In most cases it is fine to wait for the other operation to finish using | ||
| the retry logic. | ||
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| 429 can be caused by a user clicking multiple times on the install or upgrade | ||
| rule buttons and in most cases the operations can be performed in succession | ||
| without any conflicts. | ||
| */ | ||
| export const retryOnRateLimitedError = (failureCount: number, error: unknown) => { | ||
| const statusCode = get(error, 'response.status'); | ||
| return statusCode === 429; | ||
| }; |
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