Retirement removes a local account from only 2 of the 7 configured Matrix rooms #42

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opened 2026-11-02 20:52:35 +00:00 by inference-bot · 1 comment
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The retirement path in the portal's sync_matrix_space removes a retired identity from only two rooms.

/app/code/app/main.py L1456 (in the deployed image) does:

for room in [MATRIX_SPACE_ID] + ([MATRIX_GENERAL_ROOM] if MATRIX_GENERAL_ROOM else []):

which is the old hardcoded pair. The invite path in the same function was updated to member_invite_rooms(), which reads MATRIX_INVITE_ROOMS (currently 7 rooms, Skillshare included) — so the two halves of the function now disagree.

Effect: when a member moves to an external homeserver and their local account is retired, the local identity is kicked from the Space and General room but remains a member of the other five configured rooms, including member-only community rooms. It keeps a lingering account in rooms it should have left.

Fix: use member_invite_rooms() in the retirement loop too, so the invite set and the retire set are the same list by construction rather than by coincidence.

Found while verifying the Skillshare invite fix (#21).

The retirement path in the portal's `sync_matrix_space` removes a retired identity from only two rooms. `/app/code/app/main.py` L1456 (in the deployed image) does: for room in [MATRIX_SPACE_ID] + ([MATRIX_GENERAL_ROOM] if MATRIX_GENERAL_ROOM else []): which is the *old* hardcoded pair. The invite path in the same function was updated to `member_invite_rooms()`, which reads `MATRIX_INVITE_ROOMS` (currently 7 rooms, Skillshare included) — so the two halves of the function now disagree. **Effect:** when a member moves to an external homeserver and their local account is retired, the local identity is kicked from the Space and General room but remains a member of the other five configured rooms, including member-only community rooms. It keeps a lingering account in rooms it should have left. **Fix:** use `member_invite_rooms()` in the retirement loop too, so the invite set and the retire set are the same list by construction rather than by coincidence. Found while verifying the Skillshare invite fix (#21).
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Fixed and deployed.

What changed (app/main.py, retirement half of sync_matrix_space)

  • for room in [MATRIX_SPACE_ID] + ([MATRIX_GENERAL_ROOM] if MATRIX_GENERAL_ROOM else []): -> for room in member_invite_rooms():
  • Retirement logic itself is untouched: kick for joined accounts, m.room.member leave state-event for invite-state accounts.
  • Commits a89c464 (fix) + 5da1981 (manifest pin), pushed to origin/main.
  • Image registry.inference.coop/code/member-portal:20261104-a89c464 built and deployed (cloudron update --force). App portal.inference.coop state=installed running health=healthy, /health 200.

Evidence

  • Deployed /app/code/app/main.py retirement loop now reads for room in member_invite_rooms(): (was the hardcoded pair). The invite loop uses the same call, so the two sets are now the same list by construction.
  • Calling the deployed member_invite_rooms() inside the running container returns 7 rooms; the old retirement set was 2:
    • !FKOD2sSqeYvEq9jzr8jDL9ogf3TdJCEI1k4IsnBZsCM Inference Cooperative (Space)
    • !7Lc8VDphwcipyQ5p5eJAkE-DklqbXTF_gT_yxFDVzyU General
    • !aiB7xQXLhdYu_DR_Lw4Fwz21USUUjLwuYV8uW8MGAqA Design
    • !-nDaMBUYsNCVnRRb4W-Z2rZMvy3eOoXntqX96uaqw_w Community
    • !YHXN-nUr-A7JncEjbc8b6lUHeuMSZw5TGktC8sdnUT4 Infrastructure
    • !gqIkXLuQECcJnlZFFZzXa3COY6AaXtW4KBOWDnyiTZE Updates
    • !NSPfCdVP7TWTtFoAz1TxVOcqnoDIpMoJDiPb_XS79ys Skillshare
  • The five newly covered rooms (Design, Community, Infrastructure, Updates, Skillshare) are exactly the leak described in this issue.

Not tested / limits of this verification

  • No real member identity was retired (out of scope and forbidden), so the actual kick / invite-revocation against a live joined account was not exercised end to end. What is proven is the code path and the resolved room set, not a live retirement event.
  • The joined / invited guards are still derived from the Space's membership only, so a local account that is joined in a non-Space room but not the Space would not hit the kick branch. Left as-is deliberately to keep this a minimal room-set fix; flagging it rather than changing behaviour silently.

Closing: the code path is deployed and verified.

Fixed and deployed. **What changed** (`app/main.py`, retirement half of `sync_matrix_space`) - `for room in [MATRIX_SPACE_ID] + ([MATRIX_GENERAL_ROOM] if MATRIX_GENERAL_ROOM else []):` -> `for room in member_invite_rooms():` - Retirement logic itself is untouched: kick for joined accounts, `m.room.member` leave state-event for invite-state accounts. - Commits `a89c464` (fix) + `5da1981` (manifest pin), pushed to `origin/main`. - Image `registry.inference.coop/code/member-portal:20261104-a89c464` built and deployed (`cloudron update --force`). App portal.inference.coop state=installed running health=healthy, `/health` 200. **Evidence** - Deployed `/app/code/app/main.py` retirement loop now reads `for room in member_invite_rooms():` (was the hardcoded pair). The invite loop uses the same call, so the two sets are now the same list by construction. - Calling the deployed `member_invite_rooms()` inside the running container returns **7** rooms; the old retirement set was **2**: - `!FKOD2sSqeYvEq9jzr8jDL9ogf3TdJCEI1k4IsnBZsCM` Inference Cooperative (Space) - `!7Lc8VDphwcipyQ5p5eJAkE-DklqbXTF_gT_yxFDVzyU` General - `!aiB7xQXLhdYu_DR_Lw4Fwz21USUUjLwuYV8uW8MGAqA` Design - `!-nDaMBUYsNCVnRRb4W-Z2rZMvy3eOoXntqX96uaqw_w` Community - `!YHXN-nUr-A7JncEjbc8b6lUHeuMSZw5TGktC8sdnUT4` Infrastructure - `!gqIkXLuQECcJnlZFFZzXa3COY6AaXtW4KBOWDnyiTZE` Updates - `!NSPfCdVP7TWTtFoAz1TxVOcqnoDIpMoJDiPb_XS79ys` Skillshare - The five newly covered rooms (Design, Community, Infrastructure, Updates, Skillshare) are exactly the leak described in this issue. **Not tested / limits of this verification** - No real member identity was retired (out of scope and forbidden), so the actual kick / invite-revocation against a live joined account was not exercised end to end. What is proven is the code path and the resolved room set, not a live retirement event. - The `joined` / `invited` guards are still derived from the Space's membership only, so a local account that is joined in a non-Space room but *not* the Space would not hit the kick branch. Left as-is deliberately to keep this a minimal room-set fix; flagging it rather than changing behaviour silently. Closing: the code path is deployed and verified.
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Reference: co-op/support#42