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Implement MSC2946 over federation (#1722)

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* Add fedsender dep on msc2946

* Add MSC2946Spaces to fsAPI

* Add exclude_rooms impl

* Implement fed spaces handler

* Use stripped state not room version

* Call federated spaces at the right time
This commit is contained in:
Kegsay 2021-01-19 17:14:25 +00:00 • committed by GitHub
parent ccfcb2d280
commit 80aa9aa8b0
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9 changed files with 379 additions and 71 deletions
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1
federationsender/api/api.go
View file

@ -22,6 +22,7 @@ type FederationClient interface {
GetEvent(ctx context.Context, s gomatrixserverlib.ServerName, eventID string) (res gomatrixserverlib.Transaction, err error)
GetServerKeys(ctx context.Context, matrixServer gomatrixserverlib.ServerName) (gomatrixserverlib.ServerKeys, error)
MSC2836EventRelationships(ctx context.Context, dst gomatrixserverlib.ServerName, r gomatrixserverlib.MSC2836EventRelationshipsRequest, roomVersion gomatrixserverlib.RoomVersion) (res gomatrixserverlib.MSC2836EventRelationshipsResponse, err error)
MSC2946Spaces(ctx context.Context, dst gomatrixserverlib.ServerName, roomID string, r gomatrixserverlib.MSC2946SpacesRequest) (res gomatrixserverlib.MSC2946SpacesResponse, err error)
LookupServerKeys(ctx context.Context, s gomatrixserverlib.ServerName, keyRequests map[gomatrixserverlib.PublicKeyLookupRequest]gomatrixserverlib.Timestamp) ([]gomatrixserverlib.ServerKeys, error)
}

14
federationsender/internal/api.go
View file

@ -244,3 +244,17 @@ func (a *FederationSenderInternalAPI) MSC2836EventRelationships(
}
return ires.(gomatrixserverlib.MSC2836EventRelationshipsResponse), nil
}
func (a *FederationSenderInternalAPI) MSC2946Spaces(
ctx context.Context, s gomatrixserverlib.ServerName, roomID string, r gomatrixserverlib.MSC2946SpacesRequest,
) (res gomatrixserverlib.MSC2946SpacesResponse, err error) {
ctx, cancel := context.WithTimeout(ctx, time.Minute)
defer cancel()
ires, err := a.doRequest(s, func() (interface{}, error) {
return a.federation.MSC2946Spaces(ctx, s, roomID, r)
})
if err != nil {
return res, err
}
return ires.(gomatrixserverlib.MSC2946SpacesResponse), nil
}

32
federationsender/inthttp/client.go
View file

@ -33,6 +33,7 @@ const (
FederationSenderGetServerKeysPath = "/federationsender/client/getServerKeys"
FederationSenderLookupServerKeysPath = "/federationsender/client/lookupServerKeys"
FederationSenderEventRelationshipsPath = "/federationsender/client/msc2836eventRelationships"
FederationSenderSpacesSummaryPath = "/federationsender/client/msc2946spacesSummary"
)
// NewFederationSenderClient creates a FederationSenderInternalAPI implemented by talking to a HTTP POST API.
@ -449,3 +450,34 @@ func (h *httpFederationSenderInternalAPI) MSC2836EventRelationships(
}
return response.Res, nil
}
type spacesReq struct {
S gomatrixserverlib.ServerName
Req gomatrixserverlib.MSC2946SpacesRequest
RoomID string
Res gomatrixserverlib.MSC2946SpacesResponse
Err *api.FederationClientError
}
func (h *httpFederationSenderInternalAPI) MSC2946Spaces(
ctx context.Context, dst gomatrixserverlib.ServerName, roomID string, r gomatrixserverlib.MSC2946SpacesRequest,
) (res gomatrixserverlib.MSC2946SpacesResponse, err error) {
span, ctx := opentracing.StartSpanFromContext(ctx, "MSC2946Spaces")
defer span.Finish()
request := spacesReq{
S: dst,
Req: r,
RoomID: roomID,
}
var response spacesReq
apiURL := h.federationSenderURL + FederationSenderSpacesSummaryPath
err = httputil.PostJSON(ctx, span, h.httpClient, apiURL, &request, &response)
if err != nil {
return res, err
}
if response.Err != nil {
return res, response.Err
}
return response.Res, nil
}

22
federationsender/inthttp/server.go
View file

@ -329,4 +329,26 @@ func AddRoutes(intAPI api.FederationSenderInternalAPI, internalAPIMux *mux.Route
return util.JSONResponse{Code: http.StatusOK, JSON: request}
}),
)
internalAPIMux.Handle(
FederationSenderSpacesSummaryPath,
httputil.MakeInternalAPI("MSC2946SpacesSummary", func(req *http.Request) util.JSONResponse {
var request spacesReq
if err := json.NewDecoder(req.Body).Decode(&request); err != nil {
return util.MessageResponse(http.StatusBadRequest, err.Error())
}
res, err := intAPI.MSC2946Spaces(req.Context(), request.S, request.RoomID, request.Req)
if err != nil {
ferr, ok := err.(*api.FederationClientError)
if ok {
request.Err = ferr
} else {
request.Err = &api.FederationClientError{
Err: err.Error(),
}
}
}
request.Res = res
return util.JSONResponse{Code: http.StatusOK, JSON: request}
}),
)
}