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Don't allow inviting users that don't exist

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This commit is contained in:
Neil Alexander 2022-10-05 16:42:07 +01:00
parent 9ba3103f88
commit 201f363d30
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GPG key ID: A02A2019A2BB0944
3 changed files with 22 additions and 1 deletions
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1
roomserver/internal/api.go
View file

@ -193,6 +193,7 @@ func (r *RoomserverInternalAPI) SetFederationAPI(fsAPI fsAPI.RoomserverFederatio
}
func (r *RoomserverInternalAPI) SetUserAPI(userAPI userapi.RoomserverUserAPI) {
r.Inviter.UserAPI = userAPI
r.Leaver.UserAPI = userAPI
}

21
roomserver/internal/perform/perform_invite.go
View file

@ -27,6 +27,7 @@ import (
"github.com/matrix-org/dendrite/roomserver/storage/shared"
"github.com/matrix-org/dendrite/roomserver/types"
"github.com/matrix-org/dendrite/setup/config"
userAPI "github.com/matrix-org/dendrite/userapi/api"
"github.com/matrix-org/gomatrixserverlib"
"github.com/matrix-org/util"
log "github.com/sirupsen/logrus"
@ -36,6 +37,7 @@ type Inviter struct {
DB storage.Database
Cfg *config.RoomServer
FSAPI federationAPI.RoomserverFederationAPI
UserAPI userAPI.RoomserverUserAPI
Inputer *input.Inputer
}
@ -62,7 +64,7 @@ func (r *Inviter) PerformInvite(
return nil, fmt.Errorf("failed to load RoomInfo: %w", err)
}
_, domain, err := gomatrixserverlib.SplitID('@', targetUserID)
localpart, domain, err := gomatrixserverlib.SplitID('@', targetUserID)
if err != nil {
res.Error = &api.PerformError{
Code: api.PerformErrorBadRequest,
@ -80,6 +82,23 @@ func (r *Inviter) PerformInvite(
return nil, nil
}
if isTargetLocal {
userReq := &userAPI.QueryAccountAvailabilityRequest{
Localpart: localpart,
}
userRes := &userAPI.QueryAccountAvailabilityResponse{}
if err = r.UserAPI.QueryAccountAvailability(ctx, userReq, userRes); err != nil {
return nil, fmt.Errorf("r.UserAPI.QueryAccountAvailability: %w", err)
}
if userRes.Available {
res.Error = &api.PerformError{
Code: api.PerformErrorBadRequest,
Msg: fmt.Sprintf("The user ID %q does not exist!", targetUserID),
}
return nil, nil
}
}
logger := util.GetLogger(ctx).WithFields(map[string]interface{}{
"inviter": event.Sender(),
"invitee": *event.StateKey(),

1
userapi/api/api.go
View file

@ -50,6 +50,7 @@ type KeyserverUserAPI interface {
type RoomserverUserAPI interface {
QueryAccountData(ctx context.Context, req *QueryAccountDataRequest, res *QueryAccountDataResponse) error
QueryAccountAvailability(ctx context.Context, req *QueryAccountAvailabilityRequest, res *QueryAccountAvailabilityResponse) error
}
// api functions required by the media api