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https://github.com/matrix-org/dendrite.git
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Generate m.room.third_party_invite if the ID server doesn't know the 3PID
This commit is contained in:
Brendan Abolivier
parent
5d8d2d948f
commit
c207c5859e
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@ -58,7 +58,7 @@ func SendMembership(
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return *reqErr
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}
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if res := checkAndProcess3PIDInvite(req, device, &body, roomID); res != nil {
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if res := checkAndProcess3PIDInvite(req, device, &body, cfg, queryAPI, producer, roomID); res != nil {
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return *res
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}
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@ -162,7 +162,8 @@ func getMembershipStateKey(
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func checkAndProcess3PIDInvite(
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req *http.Request, device *authtypes.Device, body *membershipRequestBody,
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roomID string,
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cfg config.Dendrite, queryAPI api.RoomserverQueryAPI,
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producer *producers.RoomserverProducer, roomID string,
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) *util.JSONResponse {
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if body.Address == "" && body.IDServer == "" && body.Medium == "" {
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// If none of the 3PID-specific fields are supplied, it's a standard invite
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@ -177,20 +178,47 @@ func checkAndProcess3PIDInvite(
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}
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}
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resp, _, err := queryIDServer(req, body)
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resp, err := queryIDServer(req, device, body, roomID)
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if err != nil {
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resErr := httputil.LogThenError(req, err)
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return &resErr
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}
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if resp.MXID != "" {
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// Set the Matrix user ID from the body request and let the process
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// continue to create a "m.room.member" event
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body.UserID = resp.MXID
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if resp.Lookup.MXID == "" {
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event, err := make3PIDInviteEvent(body, resp.StoreInvite, device, roomID, cfg, queryAPI)
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if err == events.ErrRoomNoExists {
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return &util.JSONResponse{
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Code: 404,
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JSON: jsonerror.NotFound(err.Error()),
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}
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} else if err != nil {
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resErr := httputil.LogThenError(req, err)
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return &resErr
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}
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if err := producer.SendEvents([]gomatrixserverlib.Event{*event}, cfg.Matrix.ServerName); err != nil {
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resErr := httputil.LogThenError(req, err)
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return &resErr
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}
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return &util.JSONResponse{
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Code: 200,
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JSON: struct{}{},
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}
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}
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// Set the Matrix user ID from the body request and let the process
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// continue to create a "m.room.member" event
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body.UserID = resp.Lookup.MXID
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return nil
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}
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type idServerResponses struct {
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Lookup *idServerLookupResponse
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StoreInvite *idServerStoreInviteResponse
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}
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type idServerLookupResponse struct {
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TS int64 `json:"ts"`
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NotBefore int64 `json:"not_before"`
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@ -201,25 +229,36 @@ type idServerLookupResponse struct {
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Signatures map[string]map[string]string `json:"signatures"`
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}
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func queryIDServer(req *http.Request, body *membershipRequestBody) (res *idServerLookupResponse, token string, err error) {
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res, err = queryIDServerLookup(body)
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type idServerStoreInviteResponse struct {
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PublicKey string `json:"public_key"`
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Token string `json:"token"`
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DisplayName string `json:"display_name"`
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PublicKeys []common.PublicKey `json:"public_keys"`
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}
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func queryIDServer(
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req *http.Request, device *authtypes.Device, body *membershipRequestBody,
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roomID string,
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) (res *idServerResponses, err error) {
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res = new(idServerResponses)
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res.Lookup, err = queryIDServerLookup(body)
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if err != nil {
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return
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}
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if res.MXID == "" {
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// TODO: Store the invite and send a 3PID invite event
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if res.Lookup.MXID == "" {
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res.StoreInvite, err = queryIDServerStoreInvite(device, body, roomID)
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return
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}
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// Get timestamp in milliseconds to compare it
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now := time.Now().UnixNano() / 1000000
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if res.NotBefore > now || now > res.NotAfter {
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if res.Lookup.NotBefore > now || now > res.Lookup.NotAfter {
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// If the current timestamp isn't in the time frame in which the association
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// is known to be valid, re-run the query
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return queryIDServer(req, body)
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return queryIDServer(req, device, body, roomID)
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}
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ok, err := checkIDServerSignatures(body, res)
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ok, err := checkIDServerSignatures(body, res.Lookup)
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if err != nil {
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return
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}
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@ -244,7 +283,7 @@ func queryIDServerLookup(body *membershipRequestBody) (res *idServerLookupRespon
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return
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}
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func queryIDServerStoreInvite(device *authtypes.Device, body *membershipRequestBody, roomID string) (*http.Response, error) {
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func queryIDServerStoreInvite(device *authtypes.Device, body *membershipRequestBody, roomID string) (*idServerStoreInviteResponse, error) {
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client := http.Client{}
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data := url.Values{}
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@ -260,8 +299,19 @@ func queryIDServerStoreInvite(device *authtypes.Device, body *membershipRequestB
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}
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req.Header.Add("Content-Type", "application/x-www-form-urlencoded")
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resp, err := client.Do(req)
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if err != nil {
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return nil, err
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}
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return client.Do(req)
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if resp.StatusCode != http.StatusOK {
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errMsg := fmt.Sprintf("Identity server %s responded with a %d error code", body.IDServer, resp.StatusCode)
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return nil, errors.New(errMsg)
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}
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idResp := new(idServerStoreInviteResponse)
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err = json.NewDecoder(resp.Body).Decode(idResp)
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return idResp, err
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}
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func queryIDServerPubKey(body *membershipRequestBody, keyID string) (publicKey []byte, err error) {
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@ -302,3 +352,33 @@ func checkIDServerSignatures(body *membershipRequestBody, res *idServerLookupRes
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return true, nil
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}
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func make3PIDInviteEvent(
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body *membershipRequestBody, res *idServerStoreInviteResponse,
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device *authtypes.Device, roomID string, cfg config.Dendrite,
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queryAPI api.RoomserverQueryAPI,
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) (*gomatrixserverlib.Event, error) {
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builder := &gomatrixserverlib.EventBuilder{
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Sender: device.UserID,
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RoomID: roomID,
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Type: "m.room.third_party_invite",
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StateKey: &res.Token,
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}
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validityURL := fmt.Sprintf("https://%s/_matrix/identity/api/v1/pubkey/isvalid", body.IDServer)
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content := common.ThirdPartyInviteContent{
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DisplayName: res.DisplayName,
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KeyValidityURL: validityURL,
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PublicKey: res.PublicKey,
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}
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content.PublicKeys = make([]common.PublicKey, len(res.PublicKeys))
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copy(content.PublicKeys, res.PublicKeys)
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if err := builder.SetContent(content); err != nil {
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return nil, err
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}
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var queryRes *api.QueryLatestEventsAndStateResponse
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return events.BuildEvent(builder, cfg, queryAPI, queryRes)
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}
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@ -29,6 +29,20 @@ type MemberContent struct {
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// TODO: ThirdPartyInvite string `json:"third_party_invite,omitempty"`
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}
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// ThirdPartyInviteContent is the content event for https://matrix.org/speculator/spec/HEAD/client_server/unstable.html#m-room-third-party-invite
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type ThirdPartyInviteContent struct {
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DisplayName string `json:"display_name"`
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KeyValidityURL string `json:"key_validity_url"`
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PublicKey string `json:"public_key"`
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PublicKeys []PublicKey `json:"public_keys"`
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}
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// PublicKey is the PublicKeys structure in https://matrix.org/speculator/spec/HEAD/client_server/unstable.html#m-room-third-party-invite
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type PublicKey struct {
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KeyValidityURL string `json:"key_validity_url"`
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PublicKey string `json:"public_key"`
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}
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// NameContent is the event content for https://matrix.org/docs/spec/client_server/r0.2.0.html#m-room-name
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type NameContent struct {
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Name string `json:"name"`
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