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Feat/msc4258 fed user dir#4

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mcalinghee wants to merge 6 commits intodevelop_tchapfrom
feat/msc4258-fed-user-dir
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Feat/msc4258 fed user dir#4
mcalinghee wants to merge 6 commits intodevelop_tchapfrom
feat/msc4258-fed-user-dir

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@mcalinghee mcalinghee commented Feb 17, 2026 •
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MSC Federated User Directory :
https://github.com/tchapgouv/matrix-spec-proposals/blob/fed-user-dir/proposals/4258-federated-user-directory.md

Pull Request Checklist

  • Pull request is based on the develop branch
  • Pull request includes a changelog file. The entry should:
    • Be a short description of your change which makes sense to users. "Fixed a bug that prevented receiving messages from other servers." instead of "Moved X method from EventStore to EventWorkerStore.".
    • Use markdown where necessary, mostly for code blocks.
    • End with either a period (.) or an exclamation mark (!).
    • Start with a capital letter.
    • Feel free to credit yourself, by adding a sentence "Contributed by @github_username." or "Contributed by [Your Name]." to the end of the entry.
  • Code style is correct
    (run the linters)

TODO:

  • add configuration to allow federated user search (msc4258_enabled)
  • add search token
  • perfom test on performance side
  • add search scope
  • make sure CI are passing through
  • rework selection of target homeserver
  • more results on more servers(when too many servers) if user asks for it

MatMaul and others added 4 commits August 25, 2025 14:49
@MatMaul @mcalinghee
Increase req body max size, cf element-hq#17035
c1a6f27
@mcalinghee @MatMaul
Release artifact for dev (#1)
7761ecd 
* change release process to produce only python package

* remove macos13 os

* remove aarch64 architecture

* remove tar of debs packages

* add comment

* add release process for tchap

---------

Co-authored-by: Mathieu Velten <matmaul@gmail.com>
@mcalinghee
Merge tag 'v1.147.1' into develop_tchap
a61992e 
- Block federation requests and events authenticated using a known insecure signing key. See [CVE-2026-24044](https://www.cve.org/CVERecord?id=CVE-2026-24044) / [ELEMENTSEC-2025-1670](GHSA-qwcj-h6m8-vp6q). ([\element-hq#19459](element-hq#19459))

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# Conflicts:
#	.github/workflows/release-artifacts.yml
#	synapse/app/_base.py
@mcalinghee
Increase req body max size, cf element-hq#17035
993afba
mcalinghee
mcalinghee commented Feb 17, 2026
View reviewed changes
synapse/handlers/user_directory.py
Search results from federated servers
"""
# Use the {user_id}_{search_term} as cache key
cache_key = f"{user_id}_{search_term}"
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@mcalinghee mcalinghee Feb 17, 2026

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il faudra changer cette cle de cache (pour y mettre le search token?) et peut etre changer le timeout de 1h(timeout_ms=60 * 60 * 1000)

mcalinghee
mcalinghee commented Feb 17, 2026
View reviewed changes
synapse/rest/client/user_directory.py
body = parse_json_object_from_request(request)

limit = int(body.get("limit", 10))
limit = int(body.get("limit", 5))
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@mcalinghee mcalinghee Feb 17, 2026

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voir si on met ceci a 10

@mcalinghee mcalinghee force-pushed the feat/msc4258-fed-user-dir branch from 799edb6 to 6d915b4 Compare February 17, 2026 22:13
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@mcalinghee @MatMaul