Merging performance branch into master (#4268)

* improve performance on sendNotifications

* Fix SQL queries

* Remove get direct profiles, not needed anymore

* Add raw data to error details if AppError fails to decode

* men

* Fix decode (#4052)

* Fixing json decode

* Adding unit test

* Initial work for client scaling (#4051)

* Begin adding paging to profiles API

* Added more paging functionality

* Finish hooking up admin console user lists

* Add API for searching users and add searching to all user lists

* Add lazy loading of profiles

* Revert config.json

* Fix unit tests and some style issues

* Add GetProfilesFromList to Go driver and fix web unit test

* Update etag for GetProfiles

* Updating ui for filters and pagination (#4044)

* Updating UI for pagination

* Adjusting margins for filter row

* Adjusting margin for specific modals

* Adding relative padding to system console

* Adjusting responsive view

* Update client user tests

* Minor fixes for direct messages modal (#4056)

* Remove some unneeded initial load calls (#4057)

* UX updates to user lists, added smart counts and bug fixes (#4059)

* Improved getExplicitMentions and unit tests (#4064)

* Refactor getting posts to lazy load profiles correctly (#4062)

* Comment out SetActiveChannel test (#4066)

* Profiler cpu, block, and memory profiler. (#4081)

* Fix TestSetActiveChannel unit test (#4071)

* Fixing build failure caused by dependancies updating (#4076)

* Adding profiler

* Fix admin_team_member_dropdown eslint errors

* Bumping session cache size (#4077)

* Bumping session cache size

* Bumping status cache

* Refactor how the client handles channel members to be large team friendly (#4106)

* Refactor how the client handles channel members to be large team friendly

* Change Id to ChannelId in ChannelStats model

* Updated getChannelMember and getProfilesByIds routes to match proposal

* Performance improvements (#4100)

* Performance improvements

* Fixing re-connect issue

* Fixing error message

* Some other minor perf tweaks

* Some other minor perf tweaks

* Fixing config file

* Fixing buffer size

* Fixing web socket send message

* adding some error logging

* fix getMe to be user required

* Fix websocket event for new user

* Fixing shutting down

* Reverting web socket changes

* Fixing logging lvl

* Adding caching to GetMember

* Adding some logging

* Fixing caching

* Fixing caching invalidate

* Fixing direct message caching

* Fixing caching

* Fixing caching

* Remove GetDirectProfiles from initial load

* Adding logging and fixing websocket client

* Adding back caching from bad merge.

* Explicitly close go driver requests (#4162)

* Refactored how the client handles team members to be more large team friendly (#4159)

* Refactor getProfilesForDirectMessageList API into getAllProfiles API

* Refactored how the client handles team members to be more large team friendly

* Fix js error when receiving a notification

* Fix JS error caused by current user being overwritten with sanitized version (#4165)

* Adding error message to status failure (#4167)

* Fix a few bugs caused by client scaling refactoring (#4170)

* When there is no read replica, don't open a second set of connections to the master database (#4173)

* Adding connection tacking to stats (#4174)

* Reduce DB writes for statuses and other status related changes (#4175)

* Fix bug preventing opening of DM channels from more modal (#4181)

* 	Fixing socket timing error (#4183)

* Fixing ping/pong handler

* Fixing socket timing error

* Commenting out status broadcasting

* Removing user status changes

* Removing user status changes

* Removing user status changes

* Removing user status changes

* Adding DoPreComputeJson()

* Performance improvements (#4194)

* * Fix System Console Analytics queries
* Add db.SetConnMaxLifetime to 15 minutes
* Add "net/http/pprof" for profiling
* Add FreeOSMemory() to manually release memory on reload config

* Add flag to enable http profiler

* Fix memory leak (#4197)

* Fix memory leak

* removed unneeded nil assignment

* Fixing go routine leak (#4208)

* Merge fixes

* Merge fix

* Refactored statuses to be queried by the client rather than broadcast by the server (#4212)

* Refactored server code to reduce status broadcasts and to allow getting statuses by IDs

* Refactor client code to periodically fetch statuses

* Add store unit test for getting statuses by ids

* Fix status unit test

* Add getStatusesByIds REST API and move the client over to use that instead of the WebSocket

* Adding multiple threads to websocket hub (#4230)

* Adding multiple threads to websocket hub

* Fixing unit tests

* Fixing so websocket connections from the same user end up in the same… (#4240)

* Fixing so websocket connections from the same user end up in the same list

* Removing old comment

* Refactor user autocomplete to query the server (#4239)

* Add API for autocompleting users

* Converted at mention autocomplete to query server

* Converted user search autocomplete to query server

* Switch autocomplete API naming to use term instead of username

* Split autocomplete API into two, one for channels and for teams

* Fix copy/paste error

* Some final client scaling fixes (#4246)

* Add lazy loading of profiles to integration pages

* Add lazy loading of profiles to emoji page

* Fix JS error when receiving post in select team menu and also clean up channel store

store/sql_channel_store_test.go

@@ -408,11 +408,6 @@ func TestChannelMemberStore(t *testing.T) {
 		t.Fatal("should have go member")
 	}
 
-	extraMembers := (<-store.Channel().GetExtraMembers(o1.ChannelId, 20)).Data.([]model.ExtraMember)
-	if len(extraMembers) != 1 {
-		t.Fatal("should have 1 extra members")
-	}
-
 	if err := (<-store.Channel().SaveMember(&o1)).Err; err == nil {
 		t.Fatal("Should have been a duplicate")
 	}
@@ -422,18 +417,6 @@ func TestChannelMemberStore(t *testing.T) {
 	if t4 != t3 {
 		t.Fatal("Should not update time upon failure")
 	}
-
-	// rejoin the channel and make sure that an inactive user isn't returned by GetExtraMambers
-	Must(store.Channel().SaveMember(&o2))
-
-	u2.DeleteAt = 1000
-	Must(store.User().Update(&u2, true))
-
-	if result := <-store.Channel().GetExtraMembers(o1.ChannelId, 20); result.Err != nil {
-		t.Fatal(result.Err)
-	} else if extraMembers := result.Data.([]model.ExtraMember); len(extraMembers) != 1 {
-		t.Fatal("should have 1 extra members")
-	}
 }
 
 func TestChannelDeleteMemberStore(t *testing.T) {
@@ -534,6 +517,42 @@ func TestChannelStoreGetChannels(t *testing.T) {
 	if list.Channels[0].Id != o1.Id {
 		t.Fatal("missing channel")
 	}
+
+	acresult := <-store.Channel().GetAllChannelMembersForUser(m1.UserId, false)
+	ids := acresult.Data.(map[string]string)
+	if _, ok := ids[o1.Id]; !ok {
+		t.Fatal("missing channel")
+	}
+
+	acresult2 := <-store.Channel().GetAllChannelMembersForUser(m1.UserId, true)
+	ids2 := acresult2.Data.(map[string]string)
+	if _, ok := ids2[o1.Id]; !ok {
+		t.Fatal("missing channel")
+	}
+
+	acresult3 := <-store.Channel().GetAllChannelMembersForUser(m1.UserId, true)
+	ids3 := acresult3.Data.(map[string]string)
+	if _, ok := ids3[o1.Id]; !ok {
+		t.Fatal("missing channel")
+	}
+
+	if !store.Channel().IsUserInChannelUseCache(m1.UserId, o1.Id) {
+		t.Fatal("missing channel")
+	}
+
+	if store.Channel().IsUserInChannelUseCache(m1.UserId, o2.Id) {
+		t.Fatal("missing channel")
+	}
+
+	if store.Channel().IsUserInChannelUseCache(m1.UserId, "blahblah") {
+		t.Fatal("missing channel")
+	}
+
+	if store.Channel().IsUserInChannelUseCache("blahblah", "blahblah") {
+		t.Fatal("missing channel")
+	}
+
+	store.Channel().InvalidateAllChannelMembersForUser(m1.UserId)
 }
 
 func TestChannelStoreGetMoreChannels(t *testing.T) {
@@ -974,22 +993,10 @@ func TestUpdateExtrasByUser(t *testing.T) {
 		t.Fatal("failed to update extras by user: %v", result.Err)
 	}
 
-	if result := <-store.Channel().GetExtraMembers(c1.Id, -1); result.Err != nil {
-		t.Fatal("failed to get extras: %v", result.Err)
-	} else if len(result.Data.([]model.ExtraMember)) != 0 {
-		t.Fatal("got incorrect member count %v", len(result.Data.([]model.ExtraMember)))
-	}
-
 	u1.DeleteAt = 0
 	Must(store.User().Update(u1, true))
 
 	if result := <-store.Channel().ExtraUpdateByUser(u1.Id, u1.DeleteAt); result.Err != nil {
 		t.Fatal("failed to update extras by user: %v", result.Err)
 	}
-
-	if result := <-store.Channel().GetExtraMembers(c1.Id, -1); result.Err != nil {
-		t.Fatal("failed to get extras: %v", result.Err)
-	} else if len(result.Data.([]model.ExtraMember)) != 1 {
-		t.Fatal("got incorrect member count %v", len(result.Data.([]model.ExtraMember)))
-	}
 }