[8.17] [Security Solution] Added concurrency limits and request throttling to prebuilt rule routes (#209551) #210773
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Backport
This will backport the following commits from
main
to8.17
:Questions ?
Please refer to the Backport tool documentation
\n\n### Questions ?\nPlease refer to the [Backport tool\ndocumentation](https://github.com/sqren/backport)\n\n\n\nCo-authored-by: Dmitrii Shevchenko "}},{"branch":"8.18","label":"v8.18.0","branchLabelMappingKey":"^v(\\d+).(\\d+).\\d+$","isSourceBranch":false,"url":"https://github.com//pull/210640","number":210640,"state":"MERGED","mergeCommit":{"sha":"2bd85b19aa84575ec0745ba2ad24d4c7718d824f","message":"[8.18] [Security Solution] Added concurrency limits and request throttling to prebuilt rule routes (#209551) (#210640)\n\n# Backport\n\nThis will backport the following commits from `main` to `8.18`:\n- [[Security Solution] Added concurrency limits and request throttling\nto prebuilt rule routes\n(#209551)](https://github.com//pull/209551)\n\n\n\n### Questions ?\nPlease refer to the [Backport tool\ndocumentation](https://github.com/sqren/backport)\n\n\n\nCo-authored-by: Dmitrii Shevchenko "}},{"branch":"main","label":"v9.1.0","branchLabelMappingKey":"^v9.1.0$","isSourceBranch":true,"state":"MERGED","url":"https://github.com//pull/209551","number":209551,"mergeCommit":{"message":"[Security Solution] Added concurrency limits and request throttling to prebuilt rule routes (#209551)\n\n**Resolves: https://github.com//issues/208357**\n**Resolves: https://github.com//issues/208355**\n\n## Summary \n\nTo prevent possible OOM errors, we need to limit concurrent requests to\nprebuilt rule routes (see attached tickets for more details).\n\n- `installation/_perform` and `upgrade/_perform` endpoints\n- Concurrency is limited to one parallel call. If another call is made\nsimultaneously, the server responds with 429 Too Many Requests.\n- On the front end, all rule install and upgrade operations are retried\nin case of a 429 response. This ensures proper handling when a user\nclicks multiple times an update or install rule buttons\n\n- `prebuilt_rules/_bootstrap` endpoint\n- Install prebuilt rules and endpoint packages sequentially instead of\nin parallel to prevent from having them both downloaded into memory\nsimultaneously.\n- Added a 30-minute socket timeout to prevent the proxy from closing the\nconnection while rule installation is in progress.\n- Introduced a `throttleRequests` wrapper, ensuring the endpoint handler\nis called only once when multiple concurrent requests are received.\n- The first request triggers the handler, while subsequent requests wait\nfor the first one to complete and reuse its result.\n- This prevents costly prebuilt rule package installation from running\nin parallel.\n- Reusing the response ensures the frontend correctly invalidates cached\nprebuilt rule queries. Since concurrent frontend requests should receive\nthe same installed package information, responding with 421 and using\nthe retry logic as in cases above is not an option here because the\nsecond request would receive a package installation skipped response\nleading to no cache invalidation.\n\n- `installation/_review` and `upgrade/_review` endpoints\n- Concurrency is limited to one parallel call. If another call is made\nsimultaneously, the server responds with 429 Too Many Requests.\n- On the front end, all rule install and upgrade operations are retried\nin case of a 429 response. This ensures proper handling when a user\nclicks multiple times an update or install rule buttons","sha":"c5557f33213f699acd9bb656af9166b1449d18f9"}},{"branch":"8.x","label":"v8.19.0","branchLabelMappingKey":"^v8.19.0$","isSourceBranch":false,"url":"https://github.com//pull/210641","number":210641,"state":"MERGED","mergeCommit":{"sha":"8018c82f7d92b1d4798dea3c0a677bae740d4f8a","message":"[8.x] [Security Solution] Added concurrency limits and request throttling to prebuilt rule routes (#209551) (#210641)\n\n# Backport\n\nThis will backport the following commits from `main` to `8.x`:\n- [[Security Solution] Added concurrency limits and request throttling\nto prebuilt rule routes\n(#209551)](https://github.com//pull/209551)\n\n\n\n### Questions ?\nPlease refer to the [Backport tool\ndocumentation](https://github.com/sqren/backport)\n\n\n\nCo-authored-by: Dmitrii Shevchenko "}},{"branch":"8.17","label":"v8.17.3","branchLabelMappingKey":"^v(\\d+).(\\d+).\\d+$","isSourceBranch":false,"state":"NOT_CREATED"}]}] BACKPORT-->