mirror of
https://github.com/matrix-org/dendrite
synced 2024-09-11 13:39:13 +02:00
* Refactor invites to be synchronous * Fix synchronous invites * Fix client API return type for send invite error * Linter * Restore PerformError on rsAPI.PerformInvite * Update sytest-whitelist * Don't override PerformError with normal errors * Fix error passing * Un-whitelist a couple of tests * Update sytest-whitelist * Try to handle multiple invite rejections better * nolint * Update gomatrixserverlib * Fix /v1/invite test * Remove replace from go.mod
174 lines
5.6 KiB
Go
174 lines
5.6 KiB
Go
// Copyright 2017 Vector Creations Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package routing
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import (
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"context"
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"encoding/json"
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"fmt"
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"net/http"
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"github.com/matrix-org/dendrite/clientapi/jsonerror"
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"github.com/matrix-org/dendrite/internal/config"
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"github.com/matrix-org/dendrite/roomserver/api"
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roomserverVersion "github.com/matrix-org/dendrite/roomserver/version"
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"github.com/matrix-org/gomatrixserverlib"
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"github.com/matrix-org/util"
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)
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// InviteV2 implements /_matrix/federation/v2/invite/{roomID}/{eventID}
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func InviteV2(
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httpReq *http.Request,
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request *gomatrixserverlib.FederationRequest,
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roomID string,
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eventID string,
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cfg *config.FederationAPI,
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rsAPI api.RoomserverInternalAPI,
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keys gomatrixserverlib.JSONVerifier,
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) util.JSONResponse {
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inviteReq := gomatrixserverlib.InviteV2Request{}
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if err := json.Unmarshal(request.Content(), &inviteReq); err != nil {
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return util.JSONResponse{
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Code: http.StatusBadRequest,
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JSON: jsonerror.NotJSON("The request body could not be decoded into an invite request. " + err.Error()),
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}
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}
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return processInvite(
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httpReq.Context(), true, inviteReq.Event(), inviteReq.RoomVersion(), inviteReq.InviteRoomState(), roomID, eventID, cfg, rsAPI, keys,
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)
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}
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// InviteV1 implements /_matrix/federation/v1/invite/{roomID}/{eventID}
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func InviteV1(
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httpReq *http.Request,
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request *gomatrixserverlib.FederationRequest,
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roomID string,
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eventID string,
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cfg *config.FederationAPI,
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rsAPI api.RoomserverInternalAPI,
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keys gomatrixserverlib.JSONVerifier,
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) util.JSONResponse {
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roomVer := gomatrixserverlib.RoomVersionV1
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body := request.Content()
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event, err := gomatrixserverlib.NewEventFromTrustedJSON(body, false, roomVer)
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if err != nil {
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return util.JSONResponse{
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Code: http.StatusBadRequest,
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JSON: jsonerror.NotJSON("The request body could not be decoded into an invite v1 request: " + err.Error()),
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}
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}
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var strippedState []gomatrixserverlib.InviteV2StrippedState
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if err := json.Unmarshal(event.Unsigned(), &strippedState); err != nil {
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// just warn, they may not have added any.
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util.GetLogger(httpReq.Context()).Warnf("failed to extract stripped state from invite event")
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}
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return processInvite(
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httpReq.Context(), false, event, roomVer, strippedState, roomID, eventID, cfg, rsAPI, keys,
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)
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}
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func processInvite(
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ctx context.Context,
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isInviteV2 bool,
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event gomatrixserverlib.Event,
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roomVer gomatrixserverlib.RoomVersion,
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strippedState []gomatrixserverlib.InviteV2StrippedState,
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roomID string,
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eventID string,
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cfg *config.FederationAPI,
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rsAPI api.RoomserverInternalAPI,
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keys gomatrixserverlib.JSONVerifier,
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) util.JSONResponse {
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// Check that we can accept invites for this room version.
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if _, err := roomserverVersion.SupportedRoomVersion(roomVer); err != nil {
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return util.JSONResponse{
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Code: http.StatusBadRequest,
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JSON: jsonerror.UnsupportedRoomVersion(
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fmt.Sprintf("Room version %q is not supported by this server.", roomVer),
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),
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}
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}
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// Check that the room ID is correct.
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if event.RoomID() != roomID {
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return util.JSONResponse{
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Code: http.StatusBadRequest,
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JSON: jsonerror.BadJSON("The room ID in the request path must match the room ID in the invite event JSON"),
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}
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}
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// Check that the event ID is correct.
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if event.EventID() != eventID {
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return util.JSONResponse{
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Code: http.StatusBadRequest,
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JSON: jsonerror.BadJSON("The event ID in the request path must match the event ID in the invite event JSON"),
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}
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}
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// Check that the event is signed by the server sending the request.
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redacted := event.Redact()
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verifyRequests := []gomatrixserverlib.VerifyJSONRequest{{
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ServerName: event.Origin(),
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Message: redacted.JSON(),
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AtTS: event.OriginServerTS(),
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StrictValidityChecking: true,
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}}
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verifyResults, err := keys.VerifyJSONs(ctx, verifyRequests)
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if err != nil {
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util.GetLogger(ctx).WithError(err).Error("keys.VerifyJSONs failed")
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return jsonerror.InternalServerError()
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}
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if verifyResults[0].Error != nil {
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return util.JSONResponse{
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Code: http.StatusForbidden,
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JSON: jsonerror.Forbidden("The invite must be signed by the server it originated on"),
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}
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}
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// Sign the event so that other servers will know that we have received the invite.
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signedEvent := event.Sign(
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string(cfg.Matrix.ServerName), cfg.Matrix.KeyID, cfg.Matrix.PrivateKey,
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)
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// Add the invite event to the roomserver.
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err = api.SendInvite(
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ctx, rsAPI, signedEvent.Headered(roomVer), strippedState, api.DoNotSendToOtherServers, nil,
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)
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switch e := err.(type) {
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case *api.PerformError:
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return e.JSONResponse()
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case nil:
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// Return the signed event to the originating server, it should then tell
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// the other servers in the room that we have been invited.
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if isInviteV2 {
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return util.JSONResponse{
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Code: http.StatusOK,
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JSON: gomatrixserverlib.RespInviteV2{Event: signedEvent},
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}
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} else {
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return util.JSONResponse{
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Code: http.StatusOK,
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JSON: gomatrixserverlib.RespInvite{Event: signedEvent},
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}
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}
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default:
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util.GetLogger(ctx).WithError(err).Error("api.SendInvite failed")
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return util.JSONResponse{
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Code: http.StatusInternalServerError,
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JSON: jsonerror.InternalServerError(),
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}
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}
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}
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