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Detect types.MissingStateError in CheckServerAllowedToSeeEvent (#2667)

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This will hopefully stop some 500 errors on `/event` where there is no state-before known.
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Neil Alexander 2022-08-23 13:57:11 +01:00 • committed by GitHub
parent 95a509757a
commit 14fea600bb
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3 changed files with 11 additions and 4 deletions
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11
roomserver/internal/helpers/helpers.go
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@ -254,8 +254,15 @@ func CheckServerAllowedToSeeEvent(
return false, err
}
default:
// Something else went wrong
return false, err
switch err.(type) {
case types.MissingStateError:
// If there's no state then we assume it's open visibility, as Synapse does:
// https://github.com/matrix-org/synapse/blob/aec87a0f9369a3015b2a53469f88d1de274e8b71/synapse/visibility.py#L654-L655
return true, nil
default:
// Something else went wrong
return false, err
}
}
return auth.IsServerAllowed(serverName, isServerInRoom, stateAtEvent), nil
}