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nextcloud-spreed-signaling
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nextcloud-spreed-signaling/hub_test.go

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<
/**
* Standalone signaling server for the Nextcloud Spreed app.
* Copyright (C) 2017 struktur AG
*
* @author Joachim Bauch <bauch@struktur.de>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package signaling
import (
"context"
"encoding/json"
"io"
"net/http"
"net/http/httptest"
"net/url"
"reflect"
"strings"
"sync"
"sync/atomic"
"testing"
"time"
"github.com/dlintw/goconf"
"github.com/gorilla/mux"
"github.com/gorilla/websocket"
)
const (
testDefaultUserId = "test-userid"
authAnonymousUserId = "anonymous-userid"
testTimeout = 10 * time.Second
)
// Only used for testing.
func (h *Hub) getRoom(id string) *Room {
h.ru.RLock()
defer h.ru.RUnlock()
// TODO: The same room might exist on different backends.
for _, room := range h.rooms {
if room.Id() == id {
return room
}
}
return nil
}
func getTestConfig(server *httptest.Server) (*goconf.ConfigFile, error) {
config := goconf.NewConfigFile()
u, err := url.Parse(server.URL)
if err != nil {
return nil, err
}
config.AddOption("backend", "allowed", u.Host)
if u.Scheme == "http" {
config.AddOption("backend", "allowhttp", "true")
}
config.AddOption("backend", "secret", string(testBackendSecret))
config.AddOption("sessions", "hashkey", "12345678901234567890123456789012")
config.AddOption("sessions", "blockkey", "09876543210987654321098765432109")
config.AddOption("clients", "internalsecret", string(testInternalSecret))
config.AddOption("geoip", "url", "none")
return config, nil
}
func getTestConfigWithMultipleBackends(server *httptest.Server) (*goconf.ConfigFile, error) {
config, err := getTestConfig(server)
if err != nil {
return nil, err
}
config.RemoveOption("backend", "allowed")
config.RemoveOption("backend", "secret")
config.AddOption("backend", "backends", "backend1, backend2")
config.AddOption("backend1", "url", server.URL+"/one")
config.AddOption("backend1", "secret", string(testBackendSecret))
config.AddOption("backend2", "url", server.URL+"/two/")
config.AddOption("backend2", "secret", string(testBackendSecret))
return config, nil
}
func CreateHubForTestWithConfig(t *testing.T, getConfigFunc func(*httptest.Server) (*goconf.ConfigFile, error)) (*Hub, NatsClient, *mux.Router, *httptest.Server) {
r := mux.NewRouter()
registerBackendHandler(t, r)
server := httptest.NewServer(r)
nats, err := NewLoopbackNatsClient()
if err != nil {
t.Fatal(err)
}
config, err := getConfigFunc(server)
if err != nil {
t.Fatal(err)
}
h, err := NewHub(config, nats, r, "no-version")
if err != nil {
t.Fatal(err)
}
b, err := NewBackendServer(config, h, "no-version")
if err != nil {
t.Fatal(err)
}
if err := b.Start(r); err != nil {
t.Fatal(err)
}
go h.Run()
t.Cleanup(func() {
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
WaitForHub(ctx, t, h)
(nats).(*LoopbackNatsClient).waitForSubscriptionsEmpty(ctx, t)
nats.Close()
server.Close()
})
return h, nats, r, server
}
func CreateHubForTest(t *testing.T) (*Hub, NatsClient, *mux.Router, *httptest.Server) {
return CreateHubForTestWithConfig(t, getTestConfig)
}
func CreateHubWithMultipleBackendsForTest(t *testing.T) (*Hub, NatsClient, *mux.Router, *httptest.Server) {
h, nats, r, server := CreateHubForTestWithConfig(t, getTestConfigWithMultipleBackends)
registerBackendHandlerUrl(t, r, "/one")
registerBackendHandlerUrl(t, r, "/two")
return h, nats, r, server
}
func WaitForHub(ctx context.Context, t *testing.T, h *Hub) {
// Wait for any channel messages to be processed.
time.Sleep(10 * time.Millisecond)
h.Stop()
for {
h.mu.Lock()
clients := len(h.clients)
sessions := len(h.sessions)
h.mu.Unlock()
h.ru.Lock()
rooms := len(h.rooms)
h.ru.Unlock()
readActive := atomic.LoadUint32(&h.readPumpActive)
writeActive := atomic.LoadUint32(&h.writePumpActive)
if clients == 0 && rooms == 0 && sessions == 0 && readActive == 0 && writeActive == 0 {
break
}
select {
case <-ctx.Done():
h.mu.Lock()
h.ru.Lock()
t.Errorf("Error waiting for clients %+v / rooms %+v / sessions %+v to terminate: %s", h.clients, h.rooms, h.sessions, ctx.Err())
h.ru.Unlock()
h.mu.Unlock()
return
default:
time.Sleep(time.Millisecond)
}
}
}
func validateBackendChecksum(t *testing.T, f func(http.ResponseWriter, *http.Request, *BackendClientRequest) *BackendClientResponse) func(http.ResponseWriter, *http.Request) {
return func(w http.ResponseWriter, r *http.Request) {
body, err := io.ReadAll(r.Body)
if err != nil {
t.Fatal("Error reading body: ", err)
}
rnd := r.Header.Get(HeaderBackendSignalingRandom)
checksum := r.Header.Get(HeaderBackendSignalingChecksum)
if rnd == "" || checksum == "" {
t.Fatalf("No checksum headers found in request to %s", r.URL)
}
if verify := CalculateBackendChecksum(rnd, body, testBackendSecret); verify != checksum {
t.Fatalf("Backend checksum verification failed for request to %s", r.URL)
}
var request BackendClientRequest
if err := json.Unmarshal(body, &request); err != nil {
t.Fatal(err)
}
response := f(w, r, &request)
if response == nil {
// Function already returned a response.
return
}
data, err := json.Marshal(response)
if err != nil {
t.Fatal(err)
}
if r.Header.Get("OCS-APIRequest") != "" {
var ocs OcsResponse
ocs.Ocs = &OcsBody{
Meta: OcsMeta{
Status: "ok",
StatusCode: http.StatusOK,
Message: http.StatusText(http.StatusOK),
},
Data: (*json.RawMessage)(&data),
}
if data, err = json.Marshal(ocs); err != nil {
t.Fatal(err)
}
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
w.Write(data) // nolint
}
}
func processAuthRequest(t *testing.T, w http.ResponseWriter, r *http.Request, request *BackendClientRequest) *BackendClientResponse {
if request.Type != "auth" || request.Auth == nil {
t.Fatalf("Expected an auth backend request, got %+v", request)
}
var params TestBackendClientAuthParams
if request.Auth.Params != nil && len(*request.Auth.Params) > 0 {
if err := json.Unmarshal(*request.Auth.Params, &params); err != nil {
t.Fatal(err)
}
}
if params.UserId == "" {
params.UserId = testDefaultUserId
} else if params.UserId == authAnonymousUserId {
params.UserId = ""
}
response := &BackendClientResponse{
Type: "auth",
Auth: &BackendClientAuthResponse{
Version: BackendVersion,
UserId: params.UserId,
},
}
userdata := map[string]string{
"displayname": "Displayname " + params.UserId,
}
if data, err := json.Marshal(userdata); err != nil {
t.Fatal(err)
} else {
response.Auth.User = (*json.RawMessage)(&data)
}
return response
}
func processRoomRequest(t *testing.T, w http.ResponseWriter, r *http.Request, request *BackendClientRequest) *BackendClientResponse {
if request.Type != "room" || request.Room == nil {
t.Fatalf("Expected an room backend request, got %+v", request)
}
switch request.Room.RoomId {
case "test-room-slow":
time.Sleep(100 * time.Millisecond)
case "test-room-takeover-room-session":
// Additional checks for testcase "TestClientTakeoverRoomSession"
if request.Room.Action == "leave" && request.Room.UserId == "test-userid1" {
t.Errorf("Should not receive \"leave\" event for first user, received %+v", request.Room)
}
}
// Allow joining any room.
response := &BackendClientResponse{
Type: "room",
Room: &BackendClientRoomResponse{
Version: BackendVersion,
RoomId: request.Room.RoomId,
},
}
if request.Room.RoomId == "test-room-with-sessiondata" {
data := map[string]string{
"userid": "userid-from-sessiondata",
}
tmp, err := json.Marshal(data)
if err != nil {
t.Fatalf("Could not marshal %+v: %s", data, err)
}
response.Room.Session = (*json.RawMessage)(&tmp)
}
return response
}
func processSessionRequest(t *testing.T, w http.ResponseWriter, r *http.Request, request *BackendClientRequest) *BackendClientResponse {
if request.Type != "session" || request.Session == nil {
t.Fatalf("Expected an session backend request, got %+v", request)
}
// TODO(jojo): Evaluate request.
response := &BackendClientResponse{
Type: "session",
Session: &BackendClientSessionResponse{
Version: BackendVersion,
RoomId: request.Session.RoomId,
},
}
return response
}
var pingRequests map[*testing.T][]*BackendClientRequest
func getPingRequests(t *testing.T) []*BackendClientRequest {
return pingRequests[t]
}
func clearPingRequests(t *testing.T) {
delete(pingRequests, t)
}
func storePingRequest(t *testing.T, request *BackendClientRequest) {
if entries, found := pingRequests[t]; !found {
if pingRequests == nil {
pingRequests = make(map[*testing.T][]*BackendClientRequest)
}
pingRequests[t] = []*BackendClientRequest{
request,
}
t.Cleanup(func() {
clearPingRequests(t)
})
} else {
pingRequests[t] = append(entries, request)
}
}
func processPingRequest(t *testing.T, w http.ResponseWriter, r *http.Request, request *BackendClientRequest) *BackendClientResponse {
if request.Type != "ping" || request.Ping == nil {
t.Fatalf("Expected an ping backend request, got %+v", request)
}
if request.Ping.RoomId == "test-room-with-sessiondata" {
if entries := request.Ping.Entries; len(entries) != 1 {
t.Errorf("Expected one entry, got %+v", entries)
} else {
if entries[0].UserId != "" {
t.Errorf("Expected empty userid, got %+v", entries[0])
}
}
}
storePingRequest(t, request)
response := &BackendClientResponse{
Type: "ping",
Ping: &BackendClientRingResponse{
Version: BackendVersion,
RoomId: request.Ping.RoomId,
},
}
return response
}
func registerBackendHandler(t *testing.T, router *mux.Router) {
registerBackendHandlerUrl(t, router, "/")
}
func registerBackendHandlerUrl(t *testing.T, router *mux.Router, url string) {
handleFunc := validateBackendChecksum(t, func(w http.ResponseWriter, r *http.Request, request *BackendClientRequest) *BackendClientResponse {
switch request.Type {
case "auth":
return processAuthRequest(t, w, r, request)
case "room":
return processRoomRequest(t, w, r, request)
case "session":
return processSessionRequest(t, w, r, request)
case "ping":
return processPingRequest(t, w, r, request)
default:
t.Fatalf("Unsupported request received: %+v", request)
return nil
}
})
router.HandleFunc(url, handleFunc)
if !strings.HasSuffix(url, "/") {
url += "/"
}
handleCapabilitiesFunc := func(w http.ResponseWriter, r *http.Request) {
features := []string{
"foo",
"bar",
}
if strings.Contains(t.Name(), "V3Api") {
features = append(features, "signaling-v3")
}
signaling := map[string]interface{}{
"foo": "bar",
"baz": 42,
}
config := map[string]interface{}{
"signaling": signaling,
}
if strings.Contains(t.Name(), "MultiRoom") {
signaling[ConfigKeySessionPingLimit] = 2
}
response := &CapabilitiesResponse{
Version: CapabilitiesVersion{
Major: 20,
},
Capabilities: map[string]map[string]interface{}{
"spreed": {
"features": features,
"config": config,
},
},
}
data, err := json.Marshal(response)
if err != nil {
t.Errorf("Could not marshal %+v: %s", response, err)
}
var ocs OcsResponse
ocs.Ocs = &OcsBody{
Meta: OcsMeta{
Status: "ok",
StatusCode: http.StatusOK,
Message: http.StatusText(http.StatusOK),
},
Data: (*json.RawMessage)(&data),
}
if data, err = json.Marshal(ocs); err != nil {
t.Fatal(err)
}
w.Header().Add("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
w.Write(data) // nolint
}
router.HandleFunc(url+"ocs/v2.php/cloud/capabilities", handleCapabilitiesFunc)
if strings.Contains(t.Name(), "V3Api") {
router.HandleFunc(url+"ocs/v2.php/apps/spreed/api/v3/signaling/backend", handleFunc)
} else {
router.HandleFunc(url+"ocs/v2.php/apps/spreed/api/v1/signaling/backend", handleFunc)
}
}
func performHousekeeping(hub *Hub, now time.Time) *sync.WaitGroup {
var wg sync.WaitGroup
wg.Add(1)
go func() {
hub.performHousekeeping(now)
wg.Done()
}()
return &wg
}
func TestExpectClientHello(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
// The server will send an error and close the connection if no "Hello"
// is sent.
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
// Perform housekeeping in the future, this will cause the connection to
// be terminated due to the missing "Hello" request.
performHousekeeping(hub, time.Now().Add(initialHelloTimeout+time.Second))
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
message, err := client.RunUntilMessage(ctx)
if err := checkUnexpectedClose(err); err != nil {
t.Fatal(err)
}
message2, err := client.RunUntilMessage(ctx)
if message2 != nil {
t.Fatalf("Received multiple messages, already have %+v, also got %+v", message, message2)
}
if err := checkUnexpectedClose(err); err != nil {
t.Fatal(err)
}
if err := checkMessageType(message, "bye"); err != nil {
t.Error(err)
} else if message.Bye.Reason != "hello_timeout" {
t.Errorf("Expected \"hello_timeout\" reason, got %+v", message.Bye)
}
}
func TestClientHello(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHello(testDefaultUserId); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
if hello, err := client.RunUntilHello(ctx); err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
}
}
func TestClientHelloWithSpaces(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
userId := "test user with spaces"
if err := client.SendHello(userId); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
if hello, err := client.RunUntilHello(ctx); err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != userId {
t.Errorf("Expected \"%s\", got %+v", userId, hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
}
}
func TestClientHelloAllowAll(t *testing.T) {
hub, _, _, server := CreateHubForTestWithConfig(t, func(server *httptest.Server) (*goconf.ConfigFile, error) {
config, err := getTestConfig(server)
if err != nil {
return nil, err
}
config.RemoveOption("backend", "allowed")
config.AddOption("backend", "allowall", "true")
return config, nil
})
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHello(testDefaultUserId); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
if hello, err := client.RunUntilHello(ctx); err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
}
}
func TestClientHelloSessionLimit(t *testing.T) {
hub, _, router, server := CreateHubForTestWithConfig(t, func(server *httptest.Server) (*goconf.ConfigFile, error) {
config, err := getTestConfig(server)
if err != nil {
return nil, err
}
config.RemoveOption("backend", "allowed")
config.RemoveOption("backend", "secret")
config.AddOption("backend", "backends", "backend1, backend2")
config.AddOption("backend1", "url", server.URL+"/one")
config.AddOption("backend1", "secret", string(testBackendSecret))
config.AddOption("backend1", "sessionlimit", "1")
config.AddOption("backend2", "url", server.URL+"/two")
config.AddOption("backend2", "secret", string(testBackendSecret))
return config, nil
})
registerBackendHandlerUrl(t, router, "/one")
registerBackendHandlerUrl(t, router, "/two")
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
params1 := TestBackendClientAuthParams{
UserId: testDefaultUserId,
}
if err := client.SendHelloParams(server.URL+"/one", "client", params1); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
if hello, err := client.RunUntilHello(ctx); err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
}
// The second client can't connect as it would exceed the session limit.
client2 := NewTestClient(t, server, hub)
defer client2.CloseWithBye()
params2 := TestBackendClientAuthParams{
UserId: testDefaultUserId + "2",
}
if err := client2.SendHelloParams(server.URL+"/one", "client", params2); err != nil {
t.Fatal(err)
}
msg, err := client2.RunUntilMessage(ctx)
if err != nil {
t.Error(err)
} else {
if msg.Type != "error" || msg.Error == nil {
t.Errorf("Expected error message, got %+v", msg)
} else if msg.Error.Code != "session_limit_exceeded" {
t.Errorf("Expected error \"session_limit_exceeded\", got %+v", msg.Error.Code)
}
}
// The client can connect to a different backend.
if err := client2.SendHelloParams(server.URL+"/two", "client", params2); err != nil {
t.Fatal(err)
}
if hello, err := client2.RunUntilHello(ctx); err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != testDefaultUserId+"2" {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId+"2", hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
}
// If the first client disconnects (and releases the session), a new one can connect.
client.CloseWithBye()
if err := client.WaitForClientRemoved(ctx); err != nil {
t.Error(err)
}
client3 := NewTestClient(t, server, hub)
defer client3.CloseWithBye()
params3 := TestBackendClientAuthParams{
UserId: testDefaultUserId + "3",
}
if err := client3.SendHelloParams(server.URL+"/one", "client", params3); err != nil {
t.Fatal(err)
}
if hello, err := client3.RunUntilHello(ctx); err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != testDefaultUserId+"3" {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId+"3", hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
}
}
func TestSessionIdsUnordered(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
publicSessionIds := make([]string, 0)
for i := 0; i < 20; i++ {
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHello(testDefaultUserId); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
if hello, err := client.RunUntilHello(ctx); err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello.Hello)
break
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
break
}
data := hub.decodeSessionId(hello.Hello.SessionId, publicSessionName)
if data == nil {
t.Errorf("Could not decode session id: %s", hello.Hello.SessionId)
break
}
hub.mu.RLock()
session := hub.sessions[data.Sid]
hub.mu.RUnlock()
if session == nil {
t.Errorf("Could not get session for id %+v", data)
break
}
publicSessionIds = append(publicSessionIds, session.PublicId())
}
}
if len(publicSessionIds) == 0 {
t.Fatal("no session ids decoded")
}
larger := 0
smaller := 0
prevSid := ""
for i, sid := range publicSessionIds {
if i > 0 {
if sid > prevSid {
larger++
} else if sid < prevSid {
smaller--
} else {
t.Error("should not have received the same session id twice")
}
}
prevSid = sid
}
// Public session ids should not be ordered.
if len(publicSessionIds) == larger {
t.Error("the session ids are all larger than the previous ones")
} else if len(publicSessionIds) == smaller {
t.Error("the session ids are all smaller than the previous ones")
}
}
func TestClientHelloResume(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHello(testDefaultUserId); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello, err := client.RunUntilHello(ctx)
if err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
if hello.Hello.ResumeId == "" {
t.Errorf("Expected resume id, got %+v", hello.Hello)
}
}
client.Close()
if err := client.WaitForClientRemoved(ctx); err != nil {
t.Error(err)
}
client = NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHelloResume(hello.Hello.ResumeId); err != nil {
t.Fatal(err)
}
hello2, err := client.RunUntilHello(ctx)
if err != nil {
t.Error(err)
} else {
if hello2.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello2.Hello)
}
if hello2.Hello.SessionId != hello.Hello.SessionId {
t.Errorf("Expected session id %s, got %+v", hello.Hello.SessionId, hello2.Hello)
}
if hello2.Hello.ResumeId != hello.Hello.ResumeId {
t.Errorf("Expected resume id %s, got %+v", hello.Hello.ResumeId, hello2.Hello)
}
}
}
func TestClientHelloResumeExpired(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHello(testDefaultUserId); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello, err := client.RunUntilHello(ctx)
if err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
if hello.Hello.ResumeId == "" {
t.Errorf("Expected resume id, got %+v", hello.Hello)
}
}
client.Close()
if err := client.WaitForClientRemoved(ctx); err != nil {
t.Error(err)
}
// Perform housekeeping in the future, this will cause the session to be
// cleaned up after it is expired.
performHousekeeping(hub, time.Now().Add(sessionExpireDuration+time.Second)).Wait()
client = NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHelloResume(hello.Hello.ResumeId); err != nil {
t.Fatal(err)
}
msg, err := client.RunUntilMessage(ctx)
if err != nil {
t.Error(err)
} else {
if msg.Type != "error" || msg.Error == nil {
t.Errorf("Expected error message, got %+v", msg)
} else if msg.Error.Code != "no_such_session" {
t.Errorf("Expected error \"no_such_session\", got %+v", msg.Error.Code)
}
}
}
func TestClientHelloResumeTakeover(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client1 := NewTestClient(t, server, hub)
defer client1.CloseWithBye()
if err := client1.SendHello(testDefaultUserId); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello, err := client1.RunUntilHello(ctx)
if err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
if hello.Hello.ResumeId == "" {
t.Errorf("Expected resume id, got %+v", hello.Hello)
}
}
client2 := NewTestClient(t, server, hub)
defer client2.CloseWithBye()
if err := client2.SendHelloResume(hello.Hello.ResumeId); err != nil {
t.Fatal(err)
}
hello2, err := client2.RunUntilHello(ctx)
if err != nil {
t.Error(err)
} else {
if hello2.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello2.Hello)
}
if hello2.Hello.SessionId != hello.Hello.SessionId {
t.Errorf("Expected session id %s, got %+v", hello.Hello.SessionId, hello2.Hello)
}
if hello2.Hello.ResumeId != hello.Hello.ResumeId {
t.Errorf("Expected resume id %s, got %+v", hello.Hello.ResumeId, hello2.Hello)
}
}
// The first client got disconnected with a reason in a "Bye" message.
msg, err := client1.RunUntilMessage(ctx)
if err != nil {
t.Error(err)
} else {
if msg.Type != "bye" || msg.Bye == nil {
t.Errorf("Expected bye message, got %+v", msg)
} else if msg.Bye.Reason != "session_resumed" {
t.Errorf("Expected reason \"session_resumed\", got %+v", msg.Bye.Reason)
}
}
if msg, err := client1.RunUntilMessage(ctx); err == nil {
t.Errorf("Expected error but received %+v", msg)
} else if !websocket.IsCloseError(err, websocket.CloseNormalClosure, websocket.CloseNoStatusReceived) {
t.Errorf("Expected close error but received %+v", err)
}
}
func TestClientHelloResumeOtherHub(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHello(testDefaultUserId); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello, err := client.RunUntilHello(ctx)
if err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
if hello.Hello.ResumeId == "" {
t.Errorf("Expected resume id, got %+v", hello.Hello)
}
}
client.Close()
if err := client.WaitForClientRemoved(ctx); err != nil {
t.Error(err)
}
// Simulate a restart of the hub.
atomic.StoreUint64(&hub.sid, 0)
sessions := make([]Session, 0)
hub.mu.Lock()
for _, session := range hub.sessions {
sessions = append(sessions, session)
}
hub.mu.Unlock()
for _, session := range sessions {
session.Close()
}
hub.mu.Lock()
count := len(hub.sessions)
hub.mu.Unlock()
if count > 0 {
t.Errorf("Should have removed all sessions (still has %d)", count)
}
// The new client will get the same (internal) sid for his session.
newClient := NewTestClient(t, server, hub)
defer newClient.CloseWithBye()
if err := newClient.SendHello(testDefaultUserId); err != nil {
t.Fatal(err)
}
if hello, err := newClient.RunUntilHello(ctx); err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
if hello.Hello.ResumeId == "" {
t.Errorf("Expected resume id, got %+v", hello.Hello)
}
}
// The previous session (which had the same internal sid) can't be resumed.
client = NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHelloResume(hello.Hello.ResumeId); err != nil {
t.Fatal(err)
}
msg, err := client.RunUntilMessage(ctx)
if err != nil {
t.Error(err)
} else {
if msg.Type != "error" || msg.Error == nil {
t.Errorf("Expected error message, got %+v", msg)
} else if msg.Error.Code != "no_such_session" {
t.Errorf("Expected error \"no_such_session\", got %+v", msg.Error.Code)
}
}
// Expire old sessions
hub.performHousekeeping(time.Now().Add(2 * sessionExpireDuration))
}
func TestClientHelloResumePublicId(t *testing.T) {
// Test that a client can't resume a "public" session of another user.
hub, _, _, server := CreateHubForTest(t)
client1 := NewTestClient(t, server, hub)
defer client1.CloseWithBye()
if err := client1.SendHello(testDefaultUserId + "1"); err != nil {
t.Fatal(err)
}
client2 := NewTestClient(t, server, hub)
defer client2.CloseWithBye()
if err := client2.SendHello(testDefaultUserId + "2"); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello1, err := client1.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
hello2, err := client2.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
if hello1.Hello.SessionId == hello2.Hello.SessionId {
t.Fatalf("Expected different session ids, got %s twice", hello1.Hello.SessionId)
}
recipient2 := MessageClientMessageRecipient{
Type: "session",
SessionId: hello2.Hello.SessionId,
}
data := "from-1-to-2"
client1.SendMessage(recipient2, data) // nolint
var payload string
var sender *MessageServerMessageSender
if err := checkReceiveClientMessageWithSender(ctx, client2, "session", hello1.Hello, &payload, &sender); err != nil {
t.Error(err)
} else if payload != data {
t.Errorf("Expected payload %s, got %s", data, payload)
}
client1.Close()
if err := client1.WaitForClientRemoved(ctx); err != nil {
t.Error(err)
}
client1 = NewTestClient(t, server, hub)
defer client1.CloseWithBye()
// Can't resume a session with the id received from messages of a client.
if err := client1.SendHelloResume(sender.SessionId); err != nil {
t.Fatal(err)
}
msg, err := client1.RunUntilMessage(ctx)
if err != nil {
t.Error(err)
} else {
if msg.Type != "error" || msg.Error == nil {
t.Errorf("Expected error message, got %+v", msg)
} else if msg.Error.Code != "no_such_session" {
t.Errorf("Expected error \"no_such_session\", got %+v", msg.Error.Code)
}
}
// Expire old sessions
hub.performHousekeeping(time.Now().Add(2 * sessionExpireDuration))
}
func TestClientHelloByeResume(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHello(testDefaultUserId); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello, err := client.RunUntilHello(ctx)
if err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
if hello.Hello.ResumeId == "" {
t.Errorf("Expected resume id, got %+v", hello.Hello)
}
}
if err := client.SendBye(); err != nil {
t.Fatal(err)
}
if message, err := client.RunUntilMessage(ctx); err != nil {
t.Error(err)
} else {
if err := checkMessageType(message, "bye"); err != nil {
t.Error(err)
}
}
client.Close()
if err := client.WaitForSessionRemoved(ctx, hello.Hello.SessionId); err != nil {
t.Error(err)
}
if err := client.WaitForClientRemoved(ctx); err != nil {
t.Error(err)
}
client = NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHelloResume(hello.Hello.ResumeId); err != nil {
t.Fatal(err)
}
msg, err := client.RunUntilMessage(ctx)
if err != nil {
t.Error(err)
} else {
if msg.Type != "error" || msg.Error == nil {
t.Errorf("Expected \"error\", got %+v", *msg)
} else if msg.Error.Code != "no_such_session" {
t.Errorf("Expected error \"no_such_session\", got %+v", *msg)
}
}
}
func TestClientHelloResumeAndJoin(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHello(testDefaultUserId); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello, err := client.RunUntilHello(ctx)
if err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
if hello.Hello.ResumeId == "" {
t.Errorf("Expected resume id, got %+v", hello.Hello)
}
}
client.Close()
if err := client.WaitForClientRemoved(ctx); err != nil {
t.Error(err)
}
client = NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHelloResume(hello.Hello.ResumeId); err != nil {
t.Fatal(err)
}
hello2, err := client.RunUntilHello(ctx)
if err != nil {
t.Error(err)
} else {
if hello2.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello2.Hello)
}
if hello2.Hello.SessionId != hello.Hello.SessionId {
t.Errorf("Expected session id %s, got %+v", hello.Hello.SessionId, hello2.Hello)
}
if hello2.Hello.ResumeId != hello.Hello.ResumeId {
t.Errorf("Expected resume id %s, got %+v", hello.Hello.ResumeId, hello2.Hello)
}
}
// Join room by id.
roomId := "test-room"
if room, err := client.JoinRoom(ctx, roomId); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != roomId {
t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
}
}
func TestClientHelloClient(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHelloClient(testDefaultUserId); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
if hello, err := client.RunUntilHello(ctx); err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
if hello.Hello.ResumeId == "" {
t.Errorf("Expected resume id, got %+v", hello.Hello)
}
}
}
func TestClientHelloClient_V3Api(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
params := TestBackendClientAuthParams{
UserId: testDefaultUserId,
}
// The "/api/v1/signaling/" URL will be changed to use "v3" as the "signaling-v3"
// feature is returned by the capabilities endpoint.
if err := client.SendHelloParams(server.URL+"/ocs/v2.php/apps/spreed/api/v1/signaling/backend", "client", params); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
if hello, err := client.RunUntilHello(ctx); err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
if hello.Hello.ResumeId == "" {
t.Errorf("Expected resume id, got %+v", hello.Hello)
}
}
}
func TestClientHelloInternal(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHelloInternal(); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
if hello, err := client.RunUntilHello(ctx); err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != "" {
t.Errorf("Expected empty user id, got %+v", hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
if hello.Hello.ResumeId == "" {
t.Errorf("Expected resume id, got %+v", hello.Hello)
}
}
}
func TestClientMessageToSessionId(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client1 := NewTestClient(t, server, hub)
defer client1.CloseWithBye()
if err := client1.SendHello(testDefaultUserId + "1"); err != nil {
t.Fatal(err)
}
client2 := NewTestClient(t, server, hub)
defer client2.CloseWithBye()
if err := client2.SendHello(testDefaultUserId + "2"); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello1, err := client1.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
hello2, err := client2.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
if hello1.Hello.SessionId == hello2.Hello.SessionId {
t.Fatalf("Expected different session ids, got %s twice", hello1.Hello.SessionId)
}
recipient1 := MessageClientMessageRecipient{
Type: "session",
SessionId: hello1.Hello.SessionId,
}
recipient2 := MessageClientMessageRecipient{
Type: "session",
SessionId: hello2.Hello.SessionId,
}
data1 := "from-1-to-2"
client1.SendMessage(recipient2, data1) // nolint
data2 := "from-2-to-1"
client2.SendMessage(recipient1, data2) // nolint
var payload string
if err := checkReceiveClientMessage(ctx, client1, "session", hello2.Hello, &payload); err != nil {
t.Error(err)
} else if payload != data2 {
t.Errorf("Expected payload %s, got %s", data2, payload)
}
if err := checkReceiveClientMessage(ctx, client2, "session", hello1.Hello, &payload); err != nil {
t.Error(err)
} else if payload != data1 {
t.Errorf("Expected payload %s, got %s", data1, payload)
}
}
func TestClientMessageToUserId(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client1 := NewTestClient(t, server, hub)
defer client1.CloseWithBye()
if err := client1.SendHello(testDefaultUserId + "1"); err != nil {
t.Fatal(err)
}
client2 := NewTestClient(t, server, hub)
defer client2.CloseWithBye()
if err := client2.SendHello(testDefaultUserId + "2"); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello1, err := client1.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
hello2, err := client2.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
if hello1.Hello.SessionId == hello2.Hello.SessionId {
t.Fatalf("Expected different session ids, got %s twice", hello1.Hello.SessionId)
} else if hello1.Hello.UserId == hello2.Hello.UserId {
t.Fatalf("Expected different user ids, got %s twice", hello1.Hello.UserId)
}
recipient1 := MessageClientMessageRecipient{
Type: "user",
UserId: hello1.Hello.UserId,
}
recipient2 := MessageClientMessageRecipient{
Type: "user",
UserId: hello2.Hello.UserId,
}
data1 := "from-1-to-2"
client1.SendMessage(recipient2, data1) // nolint
data2 := "from-2-to-1"
client2.SendMessage(recipient1, data2) // nolint
var payload string
if err := checkReceiveClientMessage(ctx, client1, "user", hello2.Hello, &payload); err != nil {
t.Error(err)
} else if payload != data2 {
t.Errorf("Expected payload %s, got %s", data2, payload)
}
if err := checkReceiveClientMessage(ctx, client2, "user", hello1.Hello, &payload); err != nil {
t.Error(err)
} else if payload != data1 {
t.Errorf("Expected payload %s, got %s", data1, payload)
}
}
func TestClientMessageToUserIdMultipleSessions(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client1 := NewTestClient(t, server, hub)
defer client1.CloseWithBye()
if err := client1.SendHello(testDefaultUserId + "1"); err != nil {
t.Fatal(err)
}
client2a := NewTestClient(t, server, hub)
defer client2a.CloseWithBye()
if err := client2a.SendHello(testDefaultUserId + "2"); err != nil {
t.Fatal(err)
}
client2b := NewTestClient(t, server, hub)
defer client2b.CloseWithBye()
if err := client2b.SendHello(testDefaultUserId + "2"); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello1, err := client1.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
hello2a, err := client2a.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
hello2b, err := client2b.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
if hello1.Hello.SessionId == hello2a.Hello.SessionId {
t.Fatalf("Expected different session ids, got %s twice", hello1.Hello.SessionId)
} else if hello1.Hello.SessionId == hello2b.Hello.SessionId {
t.Fatalf("Expected different session ids, got %s twice", hello1.Hello.SessionId)
} else if hello2a.Hello.SessionId == hello2b.Hello.SessionId {
t.Fatalf("Expected different session ids, got %s twice", hello2a.Hello.SessionId)
}
if hello1.Hello.UserId == hello2a.Hello.UserId {
t.Fatalf("Expected different user ids, got %s twice", hello1.Hello.UserId)
} else if hello1.Hello.UserId == hello2b.Hello.UserId {
t.Fatalf("Expected different user ids, got %s twice", hello1.Hello.UserId)
} else if hello2a.Hello.UserId != hello2b.Hello.UserId {
t.Fatalf("Expected the same user ids, got %s and %s", hello2a.Hello.UserId, hello2b.Hello.UserId)
}
recipient := MessageClientMessageRecipient{
Type: "user",
UserId: hello2a.Hello.UserId,
}
data1 := "from-1-to-2"
client1.SendMessage(recipient, data1) // nolint
// Both clients will receive the message as it was sent to the user.
var payload string
if err := checkReceiveClientMessage(ctx, client2a, "user", hello1.Hello, &payload); err != nil {
t.Error(err)
} else if payload != data1 {
t.Errorf("Expected payload %s, got %s", data1, payload)
}
if err := checkReceiveClientMessage(ctx, client2b, "user", hello1.Hello, &payload); err != nil {
t.Error(err)
} else if payload != data1 {
t.Errorf("Expected payload %s, got %s", data1, payload)
}
}
func WaitForUsersJoined(ctx context.Context, t *testing.T, client1 *TestClient, hello1 *ServerMessage, client2 *TestClient, hello2 *ServerMessage) {
// We will receive "joined" events for all clients. The ordering is not
// defined as messages are processed and sent by asynchronous NATS handlers.
msg1_1, err := client1.RunUntilMessage(ctx)
if err != nil {
t.Error(err)
}
msg1_2, err := client1.RunUntilMessage(ctx)
if err != nil {
t.Error(err)
}
msg2_1, err := client2.RunUntilMessage(ctx)
if err != nil {
t.Error(err)
}
msg2_2, err := client2.RunUntilMessage(ctx)
if err != nil {
t.Error(err)
}
if err := client1.checkMessageJoined(msg1_1, hello1.Hello); err != nil {
// Ordering is "joined" from client 2, then from client 1
if err := client1.checkMessageJoined(msg1_1, hello2.Hello); err != nil {
t.Error(err)
}
if err := client1.checkMessageJoined(msg1_2, hello1.Hello); err != nil {
t.Error(err)
}
} else {
// Ordering is "joined" from client 1, then from client 2
if err := client1.checkMessageJoined(msg1_2, hello2.Hello); err != nil {
t.Error(err)
}
}
if err := client2.checkMessageJoined(msg2_1, hello1.Hello); err != nil {
// Ordering is "joined" from client 2, then from client 1
if err := client2.checkMessageJoined(msg2_1, hello2.Hello); err != nil {
t.Error(err)
}
if err := client2.checkMessageJoined(msg2_2, hello1.Hello); err != nil {
t.Error(err)
}
} else {
// Ordering is "joined" from client 1, then from client 2
if err := client2.checkMessageJoined(msg2_2, hello2.Hello); err != nil {
t.Error(err)
}
}
}
func TestClientMessageToRoom(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
client1 := NewTestClient(t, server, hub)
defer client1.CloseWithBye()
if err := client1.SendHello(testDefaultUserId + "1"); err != nil {
t.Fatal(err)
}
hello1, err := client1.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
client2 := NewTestClient(t, server, hub)
defer client2.CloseWithBye()
if err := client2.SendHello(testDefaultUserId + "2"); err != nil {
t.Fatal(err)
}
hello2, err := client2.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
if hello1.Hello.SessionId == hello2.Hello.SessionId {
t.Fatalf("Expected different session ids, got %s twice", hello1.Hello.SessionId)
} else if hello1.Hello.UserId == hello2.Hello.UserId {
t.Fatalf("Expected different user ids, got %s twice", hello1.Hello.UserId)
}
// Join room by id.
roomId := "test-room"
if room, err := client1.JoinRoom(ctx, roomId); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != roomId {
t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
}
// Give message processing some time.
time.Sleep(10 * time.Millisecond)
if room, err := client2.JoinRoom(ctx, roomId); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != roomId {
t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
}
WaitForUsersJoined(ctx, t, client1, hello1, client2, hello2)
recipient := MessageClientMessageRecipient{
Type: "room",
}
data1 := "from-1-to-2"
client1.SendMessage(recipient, data1) // nolint
data2 := "from-2-to-1"
client2.SendMessage(recipient, data2) // nolint
var payload string
if err := checkReceiveClientMessage(ctx, client1, "room", hello2.Hello, &payload); err != nil {
t.Error(err)
} else if payload != data2 {
t.Errorf("Expected payload %s, got %s", data2, payload)
}
if err := checkReceiveClientMessage(ctx, client2, "room", hello1.Hello, &payload); err != nil {
t.Error(err)
} else if payload != data1 {
t.Errorf("Expected payload %s, got %s", data1, payload)
}
}
func TestJoinRoom(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHello(testDefaultUserId); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello, err := client.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
// Join room by id.
roomId := "test-room"
if room, err := client.JoinRoom(ctx, roomId); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != roomId {
t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
}
// We will receive a "joined" event.
if err := client.RunUntilJoined(ctx, hello.Hello); err != nil {
t.Error(err)
}
// Leave room.
if room, err := client.JoinRoom(ctx, ""); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != "" {
t.Fatalf("Expected empty room, got %s", room.Room.RoomId)
}
}
func TestExpectAnonymousJoinRoom(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHello(authAnonymousUserId); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello, err := client.RunUntilHello(ctx)
if err != nil {
t.Error(err)
} else {
if hello.Hello.UserId != "" {
t.Errorf("Expected an anonymous user, got %+v", hello.Hello)
}
if hello.Hello.SessionId == "" {
t.Errorf("Expected session id, got %+v", hello.Hello)
}
if hello.Hello.ResumeId == "" {
t.Errorf("Expected resume id, got %+v", hello.Hello)
}
}
// Perform housekeeping in the future, this will cause the connection to
// be terminated because the anonymous client didn't join a room.
performHousekeeping(hub, time.Now().Add(anonmyousJoinRoomTimeout+time.Second))
message, err := client.RunUntilMessage(ctx)
if err != nil {
t.Error(err)
}
if err := checkMessageType(message, "bye"); err != nil {
t.Error(err)
} else if message.Bye.Reason != "room_join_timeout" {
t.Errorf("Expected \"room_join_timeout\" reason, got %+v", message.Bye)
}
// Both the client and the session get removed from the hub.
if err := client.WaitForClientRemoved(ctx); err != nil {
t.Error(err)
}
if err := client.WaitForSessionRemoved(ctx, hello.Hello.SessionId); err != nil {
t.Error(err)
}
}
func TestJoinRoomChange(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHello(testDefaultUserId); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello, err := client.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
// Join room by id.
roomId := "test-room"
if room, err := client.JoinRoom(ctx, roomId); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != roomId {
t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
}
// We will receive a "joined" event.
if err := client.RunUntilJoined(ctx, hello.Hello); err != nil {
t.Error(err)
}
// Change room.
roomId = "other-test-room"
if room, err := client.JoinRoom(ctx, roomId); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != roomId {
t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
}
// We will receive a "joined" event.
if err := client.RunUntilJoined(ctx, hello.Hello); err != nil {
t.Error(err)
}
// Leave room.
if room, err := client.JoinRoom(ctx, ""); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != "" {
t.Fatalf("Expected empty room, got %s", room.Room.RoomId)
}
}
func TestJoinMultiple(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client1 := NewTestClient(t, server, hub)
defer client1.CloseWithBye()
if err := client1.SendHello(testDefaultUserId + "1"); err != nil {
t.Fatal(err)
}
client2 := NewTestClient(t, server, hub)
defer client2.CloseWithBye()
if err := client2.SendHello(testDefaultUserId + "2"); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello1, err := client1.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
hello2, err := client2.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
if hello1.Hello.SessionId == hello2.Hello.SessionId {
t.Fatalf("Expected different session ids, got %s twice", hello1.Hello.SessionId)
}
// Join room by id (first client).
roomId := "test-room"
if room, err := client1.JoinRoom(ctx, roomId); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != roomId {
t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
}
// We will receive a "joined" event.
if err := client1.RunUntilJoined(ctx, hello1.Hello); err != nil {
t.Error(err)
}
// Join room by id (second client).
if room, err := client2.JoinRoom(ctx, roomId); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != roomId {
t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
}
// We will receive a "joined" event for the first and the second client.
if err := client2.RunUntilJoined(ctx, hello1.Hello, hello2.Hello); err != nil {
t.Error(err)
}
// The first client will also receive a "joined" event from the second client.
if err := client1.RunUntilJoined(ctx, hello2.Hello); err != nil {
t.Error(err)
}
// Leave room.
if room, err := client1.JoinRoom(ctx, ""); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != "" {
t.Fatalf("Expected empty room, got %s", room.Room.RoomId)
}
// The second client will now receive a "left" event
if err := client2.RunUntilLeft(ctx, hello1.Hello); err != nil {
t.Error(err)
}
if room, err := client2.JoinRoom(ctx, ""); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != "" {
t.Fatalf("Expected empty room, got %s", room.Room.RoomId)
}
}
func TestJoinMultipleDisplaynamesPermission(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client1 := NewTestClient(t, server, hub)
defer client1.CloseWithBye()
if err := client1.SendHello(testDefaultUserId + "1"); err != nil {
t.Fatal(err)
}
client2 := NewTestClient(t, server, hub)
defer client2.CloseWithBye()
if err := client2.SendHello(testDefaultUserId + "2"); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello1, err := client1.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
hello2, err := client2.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
session2 := hub.GetSessionByPublicId(hello2.Hello.SessionId).(*ClientSession)
if session2 == nil {
t.Fatalf("Session %s does not exist", hello2.Hello.SessionId)
}
// Client 2 may not receive display names.
session2.SetPermissions([]Permission{PERMISSION_HIDE_DISPLAYNAMES})
// Join room by id (first client).
roomId := "test-room"
if room, err := client1.JoinRoom(ctx, roomId); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != roomId {
t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
}
// We will receive a "joined" event.
if err := client1.RunUntilJoined(ctx, hello1.Hello); err != nil {
t.Error(err)
}
// Join room by id (second client).
if room, err := client2.JoinRoom(ctx, roomId); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != roomId {
t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
}
// We will receive a "joined" event for the first and the second client.
if events, unexpected, err := client2.RunUntilJoinedAndReturn(ctx, hello1.Hello, hello2.Hello); err != nil {
t.Error(err)
} else {
if len(unexpected) > 0 {
t.Errorf("Received unexpected messages: %+v", unexpected)
} else if len(events) != 2 {
t.Errorf("Expected two event, got %+v", events)
} else if events[0].User != nil {
t.Errorf("Expected empty userdata for first event, got %+v", events[0].User)
} else if events[1].User != nil {
t.Errorf("Expected empty userdata for second event, got %+v", events[1].User)
}
}
// The first client will also receive a "joined" event from the second client.
if events, unexpected, err := client1.RunUntilJoinedAndReturn(ctx, hello2.Hello); err != nil {
t.Error(err)
} else {
if len(unexpected) > 0 {
t.Errorf("Received unexpected messages: %+v", unexpected)
} else if len(events) != 1 {
t.Errorf("Expected one event, got %+v", events)
} else if events[0].User == nil {
t.Errorf("Expected userdata for first event, got nothing")
}
}
}
func TestJoinRoomSwitchClient(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client := NewTestClient(t, server, hub)
defer client.CloseWithBye()
if err := client.SendHello(testDefaultUserId); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello, err := client.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
// Join room by id.
roomId := "test-room-slow"
msg := &ClientMessage{
Id: "ABCD",
Type: "room",
Room: &RoomClientMessage{
RoomId: roomId,
SessionId: roomId + "-" + hello.Hello.SessionId,
},
}
if err := client.WriteJSON(msg); err != nil {
t.Fatal(err)
}
// Wait a bit to make sure request is sent before closing client.
time.Sleep(1 * time.Millisecond)
client.Close()
if err := client.WaitForClientRemoved(ctx); err != nil {
t.Fatal(err)
}
// The client needs some time to reconnect.
time.Sleep(200 * time.Millisecond)
client2 := NewTestClient(t, server, hub)
defer client2.CloseWithBye()
if err := client2.SendHelloResume(hello.Hello.ResumeId); err != nil {
t.Fatal(err)
}
hello2, err := client2.RunUntilHello(ctx)
if err != nil {
t.Error(err)
} else {
if hello2.Hello.UserId != testDefaultUserId {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId, hello2.Hello)
}
if hello2.Hello.SessionId != hello.Hello.SessionId {
t.Errorf("Expected session id %s, got %+v", hello.Hello.SessionId, hello2.Hello)
}
if hello2.Hello.ResumeId != hello.Hello.ResumeId {
t.Errorf("Expected resume id %s, got %+v", hello.Hello.ResumeId, hello2.Hello)
}
}
room, err := client2.RunUntilMessage(ctx)
if err != nil {
t.Fatal(err)
}
if err := checkUnexpectedClose(err); err != nil {
t.Fatal(err)
}
if err := checkMessageType(room, "room"); err != nil {
t.Fatal(err)
}
if room.Room.RoomId != roomId {
t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
}
// We will receive a "joined" event.
if err := client2.RunUntilJoined(ctx, hello.Hello); err != nil {
t.Error(err)
}
// Leave room.
if room, err := client2.JoinRoom(ctx, ""); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != "" {
t.Fatalf("Expected empty room, got %s", room.Room.RoomId)
}
}
func TestGetRealUserIP(t *testing.T) {
REMOTE_ATTR := "192.168.1.2"
request := &http.Request{
RemoteAddr: REMOTE_ATTR,
}
if ip := getRealUserIP(request); ip != REMOTE_ATTR {
t.Errorf("Expected %s but got %s", REMOTE_ATTR, ip)
}
X_REAL_IP := "192.168.10.11"
request.Header = http.Header{
http.CanonicalHeaderKey("x-real-ip"): []string{X_REAL_IP},
}
if ip := getRealUserIP(request); ip != X_REAL_IP {
t.Errorf("Expected %s but got %s", X_REAL_IP, ip)
}
// "X-Real-IP" has preference before "X-Forwarded-For"
X_FORWARDED_FOR_IP := "192.168.20.21"
X_FORWARDED_FOR := X_FORWARDED_FOR_IP + ", 192.168.30.32"
request.Header = http.Header{
http.CanonicalHeaderKey("x-real-ip"): []string{X_REAL_IP},
http.CanonicalHeaderKey("x-forwarded-for"): []string{X_FORWARDED_FOR},
}
if ip := getRealUserIP(request); ip != X_REAL_IP {
t.Errorf("Expected %s but got %s", X_REAL_IP, ip)
}
request.Header = http.Header{
http.CanonicalHeaderKey("x-forwarded-for"): []string{X_FORWARDED_FOR},
}
if ip := getRealUserIP(request); ip != X_FORWARDED_FOR_IP {
t.Errorf("Expected %s but got %s", X_FORWARDED_FOR_IP, ip)
}
}
func TestClientMessageToSessionIdWhileDisconnected(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client1 := NewTestClient(t, server, hub)
defer client1.CloseWithBye()
if err := client1.SendHello(testDefaultUserId + "1"); err != nil {
t.Fatal(err)
}
client2 := NewTestClient(t, server, hub)
defer client2.CloseWithBye()
if err := client2.SendHello(testDefaultUserId + "2"); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello1, err := client1.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
hello2, err := client2.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
if hello1.Hello.SessionId == hello2.Hello.SessionId {
t.Fatalf("Expected different session ids, got %s twice", hello1.Hello.SessionId)
}
client2.Close()
if err := client2.WaitForClientRemoved(ctx); err != nil {
t.Error(err)
}
recipient2 := MessageClientMessageRecipient{
Type: "session",
SessionId: hello2.Hello.SessionId,
}
// The two chat messages should get combined into one when receiving pending messages.
chat_refresh := "{\"type\":\"chat\",\"chat\":{\"refresh\":true}}"
var data1 map[string]interface{}
if err := json.Unmarshal([]byte(chat_refresh), &data1); err != nil {
t.Fatal(err)
}
client1.SendMessage(recipient2, data1) // nolint
client1.SendMessage(recipient2, data1) // nolint
// Simulate some time until client resumes the session.
time.Sleep(10 * time.Millisecond)
client2 = NewTestClient(t, server, hub)
defer client2.CloseWithBye()
if err := client2.SendHelloResume(hello2.Hello.ResumeId); err != nil {
t.Fatal(err)
}
hello3, err := client2.RunUntilHello(ctx)
if err != nil {
t.Error(err)
} else {
if hello3.Hello.UserId != testDefaultUserId+"2" {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId+"2", hello3.Hello)
}
if hello3.Hello.SessionId != hello2.Hello.SessionId {
t.Errorf("Expected session id %s, got %+v", hello2.Hello.SessionId, hello3.Hello)
}
if hello3.Hello.ResumeId != hello2.Hello.ResumeId {
t.Errorf("Expected resume id %s, got %+v", hello2.Hello.ResumeId, hello3.Hello)
}
}
var payload map[string]interface{}
if err := checkReceiveClientMessage(ctx, client2, "session", hello1.Hello, &payload); err != nil {
t.Error(err)
} else if !reflect.DeepEqual(payload, data1) {
t.Errorf("Expected payload %+v, got %+v", data1, payload)
}
ctx2, cancel2 := context.WithTimeout(context.Background(), 100*time.Millisecond)
defer cancel2()
if err := checkReceiveClientMessage(ctx2, client2, "session", hello1.Hello, &payload); err != nil {
if err != ErrNoMessageReceived {
t.Error(err)
}
} else {
t.Errorf("Expected no payload, got %+v", payload)
}
}
func TestRoomParticipantsListUpdateWhileDisconnected(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client1 := NewTestClient(t, server, hub)
defer client1.CloseWithBye()
if err := client1.SendHello(testDefaultUserId + "1"); err != nil {
t.Fatal(err)
}
client2 := NewTestClient(t, server, hub)
defer client2.CloseWithBye()
if err := client2.SendHello(testDefaultUserId + "2"); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello1, err := client1.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
hello2, err := client2.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
if hello1.Hello.SessionId == hello2.Hello.SessionId {
t.Fatalf("Expected different session ids, got %s twice", hello1.Hello.SessionId)
}
// Join room by id.
roomId := "test-room"
if room, err := client1.JoinRoom(ctx, roomId); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != roomId {
t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
}
// Give message processing some time.
time.Sleep(10 * time.Millisecond)
if room, err := client2.JoinRoom(ctx, roomId); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != roomId {
t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
}
WaitForUsersJoined(ctx, t, client1, hello1, client2, hello2)
// Simulate request from the backend that somebody joined the call.
users := []map[string]interface{}{
{
"sessionId": "the-session-id",
"inCall": 1,
},
}
room := hub.getRoom(roomId)
if room == nil {
t.Fatalf("Could not find room %s", roomId)
}
room.PublishUsersInCallChanged(users, users)
if err := checkReceiveClientEvent(ctx, client2, "update", nil); err != nil {
t.Error(err)
}
client2.Close()
if err := client2.WaitForClientRemoved(ctx); err != nil {
t.Error(err)
}
room.PublishUsersInCallChanged(users, users)
// Give NATS message some time to be processed.
time.Sleep(100 * time.Millisecond)
recipient2 := MessageClientMessageRecipient{
Type: "session",
SessionId: hello2.Hello.SessionId,
}
chat_refresh := "{\"type\":\"chat\",\"chat\":{\"refresh\":true}}"
var data1 map[string]interface{}
if err := json.Unmarshal([]byte(chat_refresh), &data1); err != nil {
t.Fatal(err)
}
client1.SendMessage(recipient2, data1) // nolint
client2 = NewTestClient(t, server, hub)
defer client2.CloseWithBye()
if err := client2.SendHelloResume(hello2.Hello.ResumeId); err != nil {
t.Fatal(err)
}
hello3, err := client2.RunUntilHello(ctx)
if err != nil {
t.Error(err)
} else {
if hello3.Hello.UserId != testDefaultUserId+"2" {
t.Errorf("Expected \"%s\", got %+v", testDefaultUserId+"2", hello3.Hello)
}
if hello3.Hello.SessionId != hello2.Hello.SessionId {
t.Errorf("Expected session id %s, got %+v", hello2.Hello.SessionId, hello3.Hello)
}
if hello3.Hello.ResumeId != hello2.Hello.ResumeId {
t.Errorf("Expected resume id %s, got %+v", hello2.Hello.ResumeId, hello3.Hello)
}
}
// The participants list update event is triggered again after the session resume.
// TODO(jojo): Check contents of message and try with multiple users.
if err := checkReceiveClientEvent(ctx, client2, "update", nil); err != nil {
t.Error(err)
}
var payload map[string]interface{}
if err := checkReceiveClientMessage(ctx, client2, "session", hello1.Hello, &payload); err != nil {
t.Error(err)
} else if !reflect.DeepEqual(payload, data1) {
t.Errorf("Expected payload %+v, got %+v", data1, payload)
}
ctx2, cancel2 := context.WithTimeout(context.Background(), 100*time.Millisecond)
defer cancel2()
if err := checkReceiveClientMessage(ctx2, client2, "session", hello1.Hello, &payload); err != nil {
if err != ErrNoMessageReceived {
t.Error(err)
}
} else {
t.Errorf("Expected no payload, got %+v", payload)
}
}
func TestClientTakeoverRoomSession(t *testing.T) {
hub, _, _, server := CreateHubForTest(t)
client1 := NewTestClient(t, server, hub)
defer client1.CloseWithBye()
if err := client1.SendHello(testDefaultUserId + "1"); err != nil {
t.Fatal(err)
}
ctx, cancel := context.WithTimeout(context.Background(), testTimeout)
defer cancel()
hello1, err := client1.RunUntilHello(ctx)
if err != nil {
t.Fatal(err)
}
// Join room by id.
roomId := "test-room-takeover-room-session"
roomSessionid := "room-session-id"
if room, err := client1.JoinRoomWithRoomSession(ctx, roomId, roomSessionid); err != nil {
t.Fatal(err)
} else if room.Room.RoomId != roomId {
t.Fatalf("Expected room %s, got %s", roomId, room.Room.RoomId)
}