mirror of
https://github.com/strukturag/nextcloud-spreed-signaling
synced 2024-05-01 21:42:45 +02:00
Merge pull request #227 from strukturag/hide-displaynames
Add "permission" for sessions that may not receive display names.
This commit is contained in:
commit
f8f2adb0e2
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@ -620,6 +620,18 @@ type RoomFlagsServerMessage struct {
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Flags uint32 `json:"flags"`
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}
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type ChatComment map[string]interface{}
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type RoomEventMessageDataChat struct {
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Comment *ChatComment `json:"comment,omitempty"`
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}
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type RoomEventMessageData struct {
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Type string `json:"type"`
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Chat *RoomEventMessageDataChat `json:"chat,omitempty"`
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}
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type EventServerMessage struct {
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Target string `json:"target"`
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Type string `json:"type"`
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@ -646,6 +658,15 @@ type EventServerMessageSessionEntry struct {
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RoomSessionId string `json:"roomsessionid,omitempty"`
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}
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func (e *EventServerMessageSessionEntry) Clone() *EventServerMessageSessionEntry {
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return &EventServerMessageSessionEntry{
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SessionId: e.SessionId,
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UserId: e.UserId,
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User: e.User,
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RoomSessionId: e.RoomSessionId,
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}
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}
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// MCU-related types
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type AnswerOfferMessage struct {
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130
clientsession.go
130
clientsession.go
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@ -214,6 +214,9 @@ func (s *ClientSession) hasAnyPermissionLocked(permission ...Permission) bool {
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func (s *ClientSession) hasPermissionLocked(permission Permission) bool {
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if !s.supportsPermissions {
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// Old-style session that doesn't receive permissions from Nextcloud.
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if result, found := DefaultPermissionOverrides[permission]; found {
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return result
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}
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return true
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}
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@ -642,6 +645,11 @@ func (s *ClientSession) SendError(e *Error) bool {
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}
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func (s *ClientSession) SendMessage(message *ServerMessage) bool {
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message = s.filterMessage(message)
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if message == nil {
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return true
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}
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s.mu.Lock()
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defer s.mu.Unlock()
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@ -1030,6 +1038,110 @@ func (s *ClientSession) storePendingMessage(message *ServerMessage) {
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}
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}
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func filterDisplayNames(events []*EventServerMessageSessionEntry) []*EventServerMessageSessionEntry {
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result := make([]*EventServerMessageSessionEntry, 0, len(events))
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for _, event := range events {
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if event.User == nil {
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result = append(result, event)
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continue
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}
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var userdata map[string]interface{}
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if err := json.Unmarshal(*event.User, &userdata); err != nil {
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result = append(result, event)
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continue
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}
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if _, found := userdata["displayname"]; !found {
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result = append(result, event)
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continue
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}
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delete(userdata, "displayname")
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if len(userdata) == 0 {
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// No more userdata, no need to serialize empty map.
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e := event.Clone()
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e.User = nil
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result = append(result, e)
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continue
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}
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data, err := json.Marshal(userdata)
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if err != nil {
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result = append(result, event)
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continue
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}
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e := event.Clone()
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e.User = (*json.RawMessage)(&data)
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result = append(result, e)
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}
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return result
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}
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func (s *ClientSession) filterMessage(message *ServerMessage) *ServerMessage {
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switch message.Type {
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case "event":
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switch message.Event.Target {
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case "participants":
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if message.Event.Type == "update" {
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m := message.Event.Update
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users := make(map[string]bool)
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for _, entry := range m.Users {
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users[entry["sessionId"].(string)] = true
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}
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for _, entry := range m.Changed {
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if users[entry["sessionId"].(string)] {
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continue
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}
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m.Users = append(m.Users, entry)
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}
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// TODO(jojo): Only send all users if current session id has
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// changed its "inCall" flag to true.
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m.Changed = nil
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}
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case "room":
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switch message.Event.Type {
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case "join":
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if s.HasPermission(PERMISSION_HIDE_DISPLAYNAMES) {
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message.Event.Join = filterDisplayNames(message.Event.Join)
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}
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case "message":
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if message.Event.Message == nil || message.Event.Message.Data == nil || len(*message.Event.Message.Data) == 0 || !s.HasPermission(PERMISSION_HIDE_DISPLAYNAMES) {
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return message
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}
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var data RoomEventMessageData
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if err := json.Unmarshal(*message.Event.Message.Data, &data); err != nil {
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return message
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}
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if data.Type == "chat" && data.Chat != nil && data.Chat.Comment != nil {
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if displayName, found := (*data.Chat.Comment)["actorDisplayName"]; found && displayName != "" {
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(*data.Chat.Comment)["actorDisplayName"] = ""
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if encoded, err := json.Marshal(data); err == nil {
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message.Event.Message.Data = (*json.RawMessage)(&encoded)
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}
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}
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}
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}
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}
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case "message":
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if message.Message != nil && message.Message.Data != nil && len(*message.Message.Data) > 0 && s.HasPermission(PERMISSION_HIDE_DISPLAYNAMES) {
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var data MessageServerMessageData
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if err := json.Unmarshal(*message.Message.Data, &data); err != nil {
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return message
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}
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if data.Type == "nickChanged" {
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return nil
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}
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}
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}
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return message
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}
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func (s *ClientSession) processNatsMessage(msg *NatsMessage) *ServerMessage {
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switch msg.Type {
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case "message":
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@ -1054,23 +1166,7 @@ func (s *ClientSession) processNatsMessage(msg *NatsMessage) *ServerMessage {
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return nil
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}
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case "event":
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if msg.Message.Event.Target == "participants" &&
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msg.Message.Event.Type == "update" {
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m := msg.Message.Event.Update
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users := make(map[string]bool)
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for _, entry := range m.Users {
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users[entry["sessionId"].(string)] = true
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}
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for _, entry := range m.Changed {
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if users[entry["sessionId"].(string)] {
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continue
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}
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m.Users = append(m.Users, entry)
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}
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// TODO(jojo): Only send all users if current session id has
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// changed its "inCall" flag to true.
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m.Changed = nil
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} else if msg.Message.Event.Target == "room" {
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if msg.Message.Event.Target == "room" {
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// Can happen mostly during tests where an older room NATS message
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// could be received by a subscriber that joined after it was sent.
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if msg.SendTime.Before(s.getRoomJoinTime()) {
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90
hub_test.go
90
hub_test.go
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@ -259,6 +259,14 @@ func processAuthRequest(t *testing.T, w http.ResponseWriter, r *http.Request, re
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UserId: params.UserId,
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},
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}
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userdata := map[string]string{
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"displayname": "Displayname " + params.UserId,
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}
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if data, err := json.Marshal(userdata); err != nil {
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t.Fatal(err)
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} else {
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response.Auth.User = (*json.RawMessage)(&data)
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}
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return response
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}
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@ -1827,6 +1835,88 @@ func TestJoinMultiple(t *testing.T) {
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}
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}
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func TestJoinMultipleDisplaynamesPermission(t *testing.T) {
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hub, _, _, server := CreateHubForTest(t)
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client1 := NewTestClient(t, server, hub)
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defer client1.CloseWithBye()
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if err := client1.SendHello(testDefaultUserId + "1"); err != nil {
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t.Fatal(err)
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}
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client2 := NewTestClient(t, server, hub)
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defer client2.CloseWithBye()
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if err := client2.SendHello(testDefaultUserId + "2"); err != nil {
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t.Fatal(err)
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}
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ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
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defer cancel()
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hello1, err := client1.RunUntilHello(ctx)
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if err != nil {
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t.Fatal(err)
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}
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hello2, err := client2.RunUntilHello(ctx)
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if err != nil {
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t.Fatal(err)
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}
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session2 := hub.GetSessionByPublicId(hello2.Hello.SessionId).(*ClientSession)
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if session2 == nil {
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t.Fatalf("Session %s does not exist", hello2.Hello.SessionId)
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}
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// Client 2 may not receive display names.
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session2.SetPermissions([]Permission{PERMISSION_HIDE_DISPLAYNAMES})
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// Join room by id (first client).
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roomId := "test-room"
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if room, err := client1.JoinRoom(ctx, roomId); err != nil {
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t.Fatal(err)
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} else if room.Room.RoomId != roomId {
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t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
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}
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// We will receive a "joined" event.
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if err := client1.RunUntilJoined(ctx, hello1.Hello); err != nil {
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t.Error(err)
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}
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// Join room by id (second client).
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if room, err := client2.JoinRoom(ctx, roomId); err != nil {
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t.Fatal(err)
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} else if room.Room.RoomId != roomId {
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t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
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}
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// We will receive a "joined" event for the first and the second client.
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if events, unexpected, err := client2.RunUntilJoinedAndReturn(ctx, hello1.Hello, hello2.Hello); err != nil {
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t.Error(err)
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} else {
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if len(unexpected) > 0 {
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t.Errorf("Received unexpected messages: %+v", unexpected)
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} else if len(events) != 2 {
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t.Errorf("Expected two event, got %+v", events)
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} else if events[0].User != nil {
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t.Errorf("Expected empty userdata for first event, got %+v", events[0].User)
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} else if events[1].User != nil {
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t.Errorf("Expected empty userdata for second event, got %+v", events[1].User)
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}
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}
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// The first client will also receive a "joined" event from the second client.
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if events, unexpected, err := client1.RunUntilJoinedAndReturn(ctx, hello2.Hello); err != nil {
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t.Error(err)
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} else {
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if len(unexpected) > 0 {
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t.Errorf("Received unexpected messages: %+v", unexpected)
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} else if len(events) != 1 {
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t.Errorf("Expected one event, got %+v", events)
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} else if events[0].User == nil {
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t.Errorf("Expected userdata for first event, got nothing")
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}
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}
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}
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func TestJoinRoomSwitchClient(t *testing.T) {
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hub, _, _, server := CreateHubForTest(t)
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@ -36,6 +36,14 @@ var (
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PERMISSION_MAY_PUBLISH_SCREEN Permission = "publish-screen"
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PERMISSION_MAY_CONTROL Permission = "control"
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PERMISSION_TRANSIENT_DATA Permission = "transient-data"
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PERMISSION_HIDE_DISPLAYNAMES Permission = "hide-displaynames"
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// DefaultPermissionOverrides contains permission overrides for users where
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// no permissions have been set by the server. If a permission is not set in
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// this map, it's assumed the user has that permission.
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DefaultPermissionOverrides = map[Permission]bool{
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PERMISSION_HIDE_DISPLAYNAMES: false,
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}
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)
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type SessionIdData struct {
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@ -596,30 +596,36 @@ func (c *TestClient) checkMessageJoinedSession(message *ServerMessage, sessionId
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return nil
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}
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func (c *TestClient) RunUntilJoinedAndReturnIgnored(ctx context.Context, hello ...*HelloServerMessage) ([]*ServerMessage, error) {
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func (c *TestClient) RunUntilJoinedAndReturn(ctx context.Context, hello ...*HelloServerMessage) ([]*EventServerMessageSessionEntry, []*ServerMessage, error) {
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received := make([]*EventServerMessageSessionEntry, len(hello))
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var ignored []*ServerMessage
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for len(hello) > 0 {
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hellos := make(map[*HelloServerMessage]int, len(hello))
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for idx, h := range hello {
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hellos[h] = idx
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}
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for len(hellos) > 0 {
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message, err := c.RunUntilMessage(ctx)
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if err != nil {
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return nil, err
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return nil, nil, err
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}
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if err := checkMessageType(message, "event"); err != nil {
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ignored = append(ignored, message)
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continue
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} else if message.Event.Target != "room" {
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return nil, fmt.Errorf("Expected event target room, got %+v", message.Event)
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return nil, nil, fmt.Errorf("Expected event target room, got %+v", message.Event)
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} else if message.Event.Type != "join" {
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return nil, fmt.Errorf("Expected event type join, got %+v", message.Event)
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return nil, nil, fmt.Errorf("Expected event type join, got %+v", message.Event)
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}
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for len(message.Event.Join) > 0 {
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found := false
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loop:
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for idx, h := range hello {
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for h, idx := range hellos {
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for idx2, evt := range message.Event.Join {
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if evt.SessionId == h.SessionId && evt.UserId == h.UserId {
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hello = append(hello[:idx], hello[idx+1:]...)
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received[idx] = evt
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delete(hellos, h)
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message.Event.Join = append(message.Event.Join[:idx2], message.Event.Join[idx2+1:]...)
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found = true
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break loop
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@ -627,15 +633,15 @@ func (c *TestClient) RunUntilJoinedAndReturnIgnored(ctx context.Context, hello .
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}
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}
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if !found {
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return nil, fmt.Errorf("expected one of the passed hello sessions, got %+v", message.Event.Join[0])
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return nil, nil, fmt.Errorf("expected one of the passed hello sessions, got %+v", message.Event.Join[0])
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}
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}
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}
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return ignored, nil
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return received, ignored, nil
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}
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func (c *TestClient) RunUntilJoined(ctx context.Context, hello ...*HelloServerMessage) error {
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unexpected, err := c.RunUntilJoinedAndReturnIgnored(ctx, hello...)
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_, unexpected, err := c.RunUntilJoinedAndReturn(ctx, hello...)
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if err != nil {
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return err
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}
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@ -269,7 +269,7 @@ func Test_TransientMessages(t *testing.T) {
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t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
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}
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ignored, err := client3.RunUntilJoinedAndReturnIgnored(ctx, hello1.Hello, hello2.Hello, hello3.Hello)
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_, ignored, err := client3.RunUntilJoinedAndReturn(ctx, hello1.Hello, hello2.Hello, hello3.Hello)
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if err != nil {
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t.Fatal(err)
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}
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