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Add information about errors over federation.

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Patrick Cloke 2021-07-19 14:57:34 -04:00 committed by Richard van der Hoff
parent cff5a8728e
commit 6b6aa2449a
1 changed files with 10 additions and 10 deletions
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proposals/3083-restricted-rooms.md
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@ -63,16 +63,16 @@ if the user is invited to this room, or is joined to one of the listed rooms. If
the user is not a member of at least one of the rooms, the homeserver should return the user is not a member of at least one of the rooms, the homeserver should return
an error response with HTTP status code of 403 and an `errcode` of `M_FORBIDDEN`. an error response with HTTP status code of 403 and an `errcode` of `M_FORBIDDEN`.
It is possible for a homeserver receiving a `/make_join` / `/send_join` request It is possible for a resident homeserver (one which receives a `/make_join` /
to not know if the user is in some of the allowed rooms (due to not participating `/send_join` request to not know if the user is in some of the allowed rooms (due
in them). Any allow room that the homeserver cannot verify the membership should to not participating in them). If the user is not in any of the allowed rooms that
be treated as if the user is not in that room. If the user is not in any of the are known to the homeserver it should return an error response with HTTP status code
rooms (or some of the rooms cannot be verified) the homeserver should reject the of 400 with an `errcode` of `M_CANNOT_ALLOW`. The joining server should attempt to
join, as above. The requesting server may wish to attempt to join via another join via another resident homeserver. If the resident homeserver knows that the
homeserver. If no servers are in any of the allowed rooms its membership cannot user is not in *any* of the allowed rooms it should return an error response with
be verified (and this is a misconfiguration). HTTP status code of 403 and an `errcode` of `M_FORBIDDEN`. Note that it is a
configuration error if there are allowed rooms with no participating authorised
TODO Better define errors over federation. servers.
From the perspective of the [auth rules](https://spec.matrix.org/unstable/rooms/v1/#authorization-rules), From the perspective of the [auth rules](https://spec.matrix.org/unstable/rooms/v1/#authorization-rules),
the `restricted` join rule has the same behavior as `public`, with the additional the `restricted` join rule has the same behavior as `public`, with the additional