mirror of
https://github.com/1f349/dendrite.git
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Handle room transitions to 'leave' in incremental /sync requests (#104)
* Add test for transition to leave * Add test for join/leave in the same /sync response
This commit is contained in:
Kegsay
GitHub
parent
675759c192
commit
0a3d44a80a
@ -296,6 +296,16 @@ func testSyncServer(syncServerCmdChan chan error, userID, since, want string) {
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}
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}
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func writeToRoomServerLog(indexes ...int) {
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var roomEvents []string
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for _, i := range indexes {
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roomEvents = append(roomEvents, outputRoomEventTestData[i])
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}
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if err := exe.WriteToTopic(inputTopic, canonicalJSONInput(roomEvents)); err != nil {
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panic(err)
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}
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}
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// Runs a battery of sync server tests against test data in testdata.go
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// testdata.go has a list of OutputRoomEvents which will be fed into the kafka log which the sync server will consume.
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// The tests will pause at various points in this list to conduct tests on the /sync responses before continuing.
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@ -311,9 +321,11 @@ func main() {
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// $ curl -XPUT -d '{"msgtype":"m.text","body":"hello world 2"}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/send/m.room.message/2?access_token=@alice:localhost"
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// $ curl -XPUT -d '{"msgtype":"m.text","body":"hello world 3"}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/send/m.room.message/3?access_token=@alice:localhost"
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// $ curl -XPUT -d '{"name":"Custom Room Name"}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/state/m.room.name?access_token=@alice:localhost"
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if err := exe.WriteToTopic(inputTopic, canonicalJSONInput(outputRoomEventTestData[0:9])); err != nil {
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panic(err)
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}
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writeToRoomServerLog(
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i0StateRoomCreate, i1StateAliceJoin, i2StatePowerLevels, i3StateJoinRules, i4StateHistoryVisibility,
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i5AliceMsg, i6AliceMsg, i7AliceMsg, i8StateAliceRoomName,
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)
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// Make sure initial sync works TODO: prev_batch
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testSyncServer(syncServerCmdChan, "@alice:localhost", "", `{
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"account_data": {
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@ -338,15 +350,15 @@ func main() {
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},
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"timeline": {
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"events": [`+
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clientEventTestData[0]+","+
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clientEventTestData[1]+","+
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clientEventTestData[2]+","+
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clientEventTestData[3]+","+
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clientEventTestData[4]+","+
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clientEventTestData[5]+","+
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clientEventTestData[6]+","+
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clientEventTestData[7]+","+
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clientEventTestData[8]+`],
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clientEventTestData[i0StateRoomCreate]+","+
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clientEventTestData[i1StateAliceJoin]+","+
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clientEventTestData[i2StatePowerLevels]+","+
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clientEventTestData[i3StateJoinRules]+","+
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clientEventTestData[i4StateHistoryVisibility]+","+
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clientEventTestData[i5AliceMsg]+","+
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clientEventTestData[i6AliceMsg]+","+
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clientEventTestData[i7AliceMsg]+","+
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clientEventTestData[i8StateAliceRoomName]+`],
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"limited": true,
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"prev_batch": ""
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}
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@ -387,9 +399,7 @@ func main() {
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}`)
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// $ curl -XPUT -d '{"membership":"join"}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/state/m.room.member/@bob:localhost?access_token=@bob:localhost"
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if err := exe.WriteToTopic(inputTopic, canonicalJSONInput([]string{outputRoomEventTestData[9]})); err != nil {
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panic(err)
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}
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writeToRoomServerLog(i9StateBobJoin)
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// Make sure alice sees it TODO: prev_batch
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testSyncServer(syncServerCmdChan, "@alice:localhost", "9", `{
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@ -416,7 +426,7 @@ func main() {
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"timeline": {
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"limited": false,
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"prev_batch": "",
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"events": [`+clientEventTestData[9]+`]
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"events": [`+clientEventTestData[i9StateBobJoin]+`]
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}
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}
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},
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@ -445,18 +455,18 @@ func main() {
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},
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"state": {
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"events": [`+
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clientEventTestData[0]+","+
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clientEventTestData[1]+","+
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clientEventTestData[2]+","+
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clientEventTestData[3]+","+
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clientEventTestData[4]+","+
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clientEventTestData[8]+`]
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clientEventTestData[i0StateRoomCreate]+","+
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clientEventTestData[i1StateAliceJoin]+","+
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clientEventTestData[i2StatePowerLevels]+","+
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clientEventTestData[i3StateJoinRules]+","+
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clientEventTestData[i4StateHistoryVisibility]+","+
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clientEventTestData[i8StateAliceRoomName]+`]
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},
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"timeline": {
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"limited": false,
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"prev_batch": "",
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"events": [`+
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clientEventTestData[9]+`]
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clientEventTestData[i9StateBobJoin]+`]
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}
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}
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},
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@ -465,9 +475,8 @@ func main() {
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}`)
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// $ curl -XPUT -d '{"msgtype":"m.text","body":"hello alice"}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/send/m.room.message/1?access_token=@bob:localhost"
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if err := exe.WriteToTopic(inputTopic, canonicalJSONInput([]string{outputRoomEventTestData[10]})); err != nil {
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panic(err)
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}
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writeToRoomServerLog(i10BobMsg)
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// Make sure alice can see everything around the join point for bob TODO: prev_batch
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testSyncServer(syncServerCmdChan, "@alice:localhost", "7", `{
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"account_data": {
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@ -494,10 +503,10 @@ func main() {
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"limited": false,
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"prev_batch": "",
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"events": [`+
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clientEventTestData[7]+","+
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clientEventTestData[8]+","+
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clientEventTestData[9]+","+
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clientEventTestData[10]+`]
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clientEventTestData[i7AliceMsg]+","+
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clientEventTestData[i8StateAliceRoomName]+","+
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clientEventTestData[i9StateBobJoin]+","+
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clientEventTestData[i10BobMsg]+`]
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}
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}
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},
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@ -508,9 +517,7 @@ func main() {
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// $ curl -XPUT -d '{"name":"A Different Custom Room Name"}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/state/m.room.name?access_token=@alice:localhost"
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// $ curl -XPUT -d '{"msgtype":"m.text","body":"hello bob"}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/send/m.room.message/2?access_token=@alice:localhost"
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// $ curl -XPUT -d '{"membership":"invite"}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/state/m.room.member/@charlie:localhost?access_token=@bob:localhost"
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if err := exe.WriteToTopic(inputTopic, canonicalJSONInput(outputRoomEventTestData[11:14])); err != nil {
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panic(err)
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}
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writeToRoomServerLog(i11StateAliceRoomName, i12AliceMsg, i13StateBobInviteCharlie)
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// Make sure charlie sees the invite both with and without a ?since= token
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// TODO: Invite state should include the invite event and the room name.
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@ -540,8 +547,90 @@ func main() {
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// $ curl -XPUT -d '{"membership":"join"}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/state/m.room.member/@charlie:localhost?access_token=@charlie:localhost"
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// $ curl -XPUT -d '{"msgtype":"m.text","body":"not charlie..."}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/send/m.room.message/3?access_token=@alice:localhost"
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// $ curl -XPUT -d '{"membership":"leave"}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/state/m.room.member/@charlie:localhost?access_token=@alice:localhost"
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writeToRoomServerLog(i14StateCharlieJoin, i15AliceMsg, i16StateAliceKickCharlie)
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// Check transitions to leave work
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testSyncServer(syncServerCmdChan, "@charlie:localhost", "15", `{
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"account_data": {
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"events": []
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},
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"next_batch": "17",
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"presence": {
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"events": []
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},
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"rooms": {
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"invite": {},
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"join": {},
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"leave": {
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"!PjrbIMW2cIiaYF4t:localhost": {
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"state": {
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"events": []
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},
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"timeline": {
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"limited": false,
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"prev_batch": "",
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"events": [`+
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clientEventTestData[i15AliceMsg]+","+
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clientEventTestData[i16StateAliceKickCharlie]+`]
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}
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}
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}
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}
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}`)
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// Test joining and leaving the same room in a single /sync request puts the room in the 'leave' section.
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// TODO: Use an earlier since value to assert that the /sync response doesn't leak messages
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// from before charlie was joined to the room. Currently it does leak because RecentEvents doesn't
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// take membership into account.
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testSyncServer(syncServerCmdChan, "@charlie:localhost", "14", `{
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"account_data": {
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"events": []
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},
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"next_batch": "17",
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"presence": {
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"events": []
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},
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"rooms": {
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"invite": {},
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"join": {},
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"leave": {
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"!PjrbIMW2cIiaYF4t:localhost": {
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"state": {
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"events": []
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},
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"timeline": {
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"limited": false,
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"prev_batch": "",
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"events": [`+
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clientEventTestData[i14StateCharlieJoin]+","+
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clientEventTestData[i15AliceMsg]+","+
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clientEventTestData[i16StateAliceKickCharlie]+`]
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}
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}
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}
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}
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}`)
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// $ curl -XPUT -d '{"msgtype":"m.text","body":"why did you kick charlie"}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/send/m.room.message/3?access_token=@bob:localhost"
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// $ curl -XPUT -d '{"name":"No Charlies"}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/state/m.room.name?access_token=@alice:localhost"
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writeToRoomServerLog(i17BobMsg, i18StateAliceRoomName)
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// Check that users don't see state changes in rooms after they have left
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testSyncServer(syncServerCmdChan, "@charlie:localhost", "17", `{
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"account_data": {
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"events": []
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},
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"next_batch": "19",
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"presence": {
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"events": []
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},
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"rooms": {
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"invite": {},
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"join": {},
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"leave": {}
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}
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}`)
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// $ curl -XPUT -d '{"msgtype":"m.text","body":"whatever"}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/send/m.room.message/3?access_token=@bob:localhost"
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// $ curl -XPUT -d '{"membership":"leave"}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/state/m.room.member/@bob:localhost?access_token=@bob:localhost"
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// $ curl -XPUT -d '{"msgtype":"m.text","body":"im alone now"}' "http://localhost:8009/_matrix/client/r0/rooms/%21PjrbIMW2cIiaYF4t:localhost/send/m.room.message/3?access_token=@alice:localhost"
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@ -14,6 +14,37 @@
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package main
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const (
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i0StateRoomCreate = iota
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i1StateAliceJoin
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i2StatePowerLevels
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i3StateJoinRules
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i4StateHistoryVisibility
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i5AliceMsg
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i6AliceMsg
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i7AliceMsg
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i8StateAliceRoomName
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i9StateBobJoin
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i10BobMsg
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i11StateAliceRoomName
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i12AliceMsg
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i13StateBobInviteCharlie
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i14StateCharlieJoin
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i15AliceMsg
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i16StateAliceKickCharlie
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i17BobMsg
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i18StateAliceRoomName
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i19BobMsg
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i20StateBobLeave
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i21AliceMsg
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i22StateAliceInviteBob
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i23StateBobRejectInvite
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i24AliceMsg
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i25StateAliceRoomName
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i26StateCharlieJoin
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i27CharlieMsg
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)
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var outputRoomEventTestData = []string{
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// $ curl -XPOST -d '{}' "http://localhost:8009/_matrix/client/r0/createRoom?access_token=@alice:localhost"
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`{"Event":{"auth_events":[],"content":{"creator":"@alice:localhost"},"depth":1,"event_id":"$xz0fUB8zNMTGFh1W:localhost","hashes":{"sha256":"KKkpxS8NoH0igBbL3J+nJ39MRlmA7QgW4BGL7Fv4ASI"},"origin":"localhost","origin_server_ts":1494411218382,"prev_events":[],"room_id":"!PjrbIMW2cIiaYF4t:localhost","sender":"@alice:localhost","signatures":{"localhost":{"ed25519:something":"uZG5Q/Hs2Z611gFlZPdwomomRJKf70xV2FQV+gLWM1XgzkLDRlRF3cBZc9y3CnHKnV/upTcXs7Op2/GmgD3UBw"}},"state_key":"","type":"m.room.create"},"VisibilityEventIDs":null,"LatestEventIDs":["$xz0fUB8zNMTGFh1W:localhost"],"AddsStateEventIDs":["$xz0fUB8zNMTGFh1W:localhost"],"RemovesStateEventIDs":null,"LastSentEventID":""}`,
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@ -25,6 +25,12 @@ import (
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"github.com/matrix-org/gomatrixserverlib"
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)
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type stateDelta struct {
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roomID string
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stateEvents []gomatrixserverlib.Event
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membership string
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}
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// SyncServerDatabase represents a sync server database
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type SyncServerDatabase struct {
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db *sql.DB
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@ -115,67 +121,44 @@ func (d *SyncServerDatabase) SyncStreamPosition() (types.StreamPosition, error)
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// IncrementalSync returns all the data needed in order to create an incremental sync response.
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func (d *SyncServerDatabase) IncrementalSync(userID string, fromPos, toPos types.StreamPosition, numRecentEventsPerRoom int) (res *types.Response, returnErr error) {
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returnErr = runTransaction(d.db, func(txn *sql.Tx) error {
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roomIDs, err := d.roomstate.SelectRoomIDsWithMembership(txn, userID, "join")
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if err != nil {
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return err
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}
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state, err := d.events.StateBetween(txn, fromPos, toPos)
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// Work out which rooms to return in the response. This is done by getting not only the currently
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// joined rooms, but also which rooms have membership transitions for this user between the 2 stream positions.
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// This works out what the 'state' key should be for each room as well as which membership block
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// to put the room into.
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deltas, err := d.getStateDeltas(txn, fromPos, toPos, userID)
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if err != nil {
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return err
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}
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res = types.NewResponse(toPos)
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// Implement membership change algorithm: https://github.com/matrix-org/synapse/blob/v0.19.3/synapse/handlers/sync.py#L821
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// - Get membership list changes for this user in this sync response
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// - For each room which has membership list changes:
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// * Check if the room is 'newly joined' (insufficient to just check for a join event because we allow dupe joins TODO).
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// If it is, then we need to send the full room state down (and 'limited' is always true).
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// * Check if user is still CURRENTLY invited to the room. If so, add room to 'invited' block.
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// * TODO Check if the user is CURRENTLY left/banned. If so, add room to 'archived' block.
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// work out which rooms transitioned to 'joined' between the 2 stream positions and add full state where needed.
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for roomID, stateEvents := range state {
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for _, ev := range stateEvents {
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// TODO: Currently this will incorrectly add rooms which were ALREADY joined but they sent another no-op join event.
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// We should be checking if the user was already joined at fromPos and not proceed if so. As a result of this,
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// dupe join events will result in the entire room state coming down to the client again. This is added in
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// the 'state' part of the response though, so is transparent modulo bandwidth concerns as it is not added to
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// the timeline.
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if ev.Type() == "m.room.member" && ev.StateKeyEquals(userID) {
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var memberContent events.MemberContent
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if err := json.Unmarshal(ev.Content(), &memberContent); err != nil {
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return err
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}
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if memberContent.Membership != "join" {
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continue
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}
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allState, err := d.roomstate.CurrentState(txn, roomID)
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for _, delta := range deltas {
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recentEvents, err := d.events.RecentEventsInRoom(txn, delta.roomID, fromPos, toPos, numRecentEventsPerRoom)
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if err != nil {
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return err
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}
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state[roomID] = allState
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}
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}
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}
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for _, roomID := range roomIDs {
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recentEvents, err := d.events.RecentEventsInRoom(txn, roomID, fromPos, toPos, numRecentEventsPerRoom)
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if err != nil {
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return err
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}
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state[roomID] = removeDuplicates(state[roomID], recentEvents)
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delta.stateEvents = removeDuplicates(delta.stateEvents, recentEvents) // roll back
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switch delta.membership {
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case "join":
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jr := types.NewJoinResponse()
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jr.Timeline.Events = gomatrixserverlib.ToClientEvents(recentEvents, gomatrixserverlib.FormatSync)
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jr.Timeline.Limited = false // TODO: if len(events) >= numRecents + 1 and then set limited:true
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jr.State.Events = gomatrixserverlib.ToClientEvents(state[roomID], gomatrixserverlib.FormatSync)
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res.Rooms.Join[roomID] = *jr
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jr.State.Events = gomatrixserverlib.ToClientEvents(delta.stateEvents, gomatrixserverlib.FormatSync)
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res.Rooms.Join[delta.roomID] = *jr
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case "leave":
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fallthrough // transitions to leave are the same as ban
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case "ban":
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// TODO: recentEvents may contain events that this user is not allowed to see because they are
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// no longer in the room.
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lr := types.NewLeaveResponse()
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lr.Timeline.Events = gomatrixserverlib.ToClientEvents(recentEvents, gomatrixserverlib.FormatSync)
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lr.Timeline.Limited = false // TODO: if len(events) >= numRecents + 1 and then set limited:true
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lr.State.Events = gomatrixserverlib.ToClientEvents(delta.stateEvents, gomatrixserverlib.FormatSync)
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res.Rooms.Leave[delta.roomID] = *lr
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}
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}
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|
||||
// TODO: This should be done in getStateDeltas
|
||||
return d.addInvitesToResponse(txn, userID, res)
|
||||
})
|
||||
return
|
||||
@ -242,6 +225,67 @@ func (d *SyncServerDatabase) addInvitesToResponse(txn *sql.Tx, userID string, re
|
||||
return nil
|
||||
}
|
||||
|
||||
func (d *SyncServerDatabase) getStateDeltas(txn *sql.Tx, fromPos, toPos types.StreamPosition, userID string) ([]stateDelta, error) {
|
||||
// Implement membership change algorithm: https://github.com/matrix-org/synapse/blob/v0.19.3/synapse/handlers/sync.py#L821
|
||||
// - Get membership list changes for this user in this sync response
|
||||
// - For each room which has membership list changes:
|
||||
// * Check if the room is 'newly joined' (insufficient to just check for a join event because we allow dupe joins TODO).
|
||||
// If it is, then we need to send the full room state down (and 'limited' is always true).
|
||||
// * Check if user is still CURRENTLY invited to the room. If so, add room to 'invited' block.
|
||||
// * Check if the user is CURRENTLY (TODO) left/banned. If so, add room to 'archived' block.
|
||||
// - Get all CURRENTLY joined rooms, and add them to 'joined' block.
|
||||
var deltas []stateDelta
|
||||
|
||||
// get all the state events ever between these two positions
|
||||
state, err := d.events.StateBetween(txn, fromPos, toPos)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
for roomID, stateEvents := range state {
|
||||
for _, ev := range stateEvents {
|
||||
// TODO: Currently this will incorrectly add rooms which were ALREADY joined but they sent another no-op join event.
|
||||
// We should be checking if the user was already joined at fromPos and not proceed if so. As a result of this,
|
||||
// dupe join events will result in the entire room state coming down to the client again. This is added in
|
||||
// the 'state' part of the response though, so is transparent modulo bandwidth concerns as it is not added to
|
||||
// the timeline.
|
||||
if membership := getMembershipFromEvent(&ev, userID); membership != "" {
|
||||
if membership == "join" {
|
||||
// send full room state down instead of a delta
|
||||
var allState []gomatrixserverlib.Event
|
||||
allState, err = d.roomstate.CurrentState(txn, roomID)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
state[roomID] = allState
|
||||
continue // we'll add this room in when we do joined rooms
|
||||
}
|
||||
|
||||
deltas = append(deltas, stateDelta{
|
||||
membership: membership,
|
||||
stateEvents: stateEvents,
|
||||
roomID: roomID,
|
||||
})
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Add in currently joined rooms
|
||||
joinedRoomIDs, err := d.roomstate.SelectRoomIDsWithMembership(txn, userID, "join")
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
for _, joinedRoomID := range joinedRoomIDs {
|
||||
deltas = append(deltas, stateDelta{
|
||||
membership: "join",
|
||||
stateEvents: state[joinedRoomID],
|
||||
roomID: joinedRoomID,
|
||||
})
|
||||
}
|
||||
|
||||
return deltas, nil
|
||||
}
|
||||
|
||||
// There may be some overlap where events in stateEvents are already in recentEvents, so filter
|
||||
// them out so we don't include them twice in the /sync response. They should be in recentEvents
|
||||
// only, so clients get to the correct state once they have rolled forward.
|
||||
@ -267,6 +311,19 @@ func removeDuplicates(stateEvents, recentEvents []gomatrixserverlib.Event) []gom
|
||||
return stateEvents
|
||||
}
|
||||
|
||||
// getMembershipFromEvent returns the value of content.membership iff the event is a state event
|
||||
// with type 'm.room.member' and state_key of userID. Otherwise, an empty string is returned.
|
||||
func getMembershipFromEvent(ev *gomatrixserverlib.Event, userID string) string {
|
||||
if ev.Type() == "m.room.member" && ev.StateKeyEquals(userID) {
|
||||
var memberContent events.MemberContent
|
||||
if err := json.Unmarshal(ev.Content(), &memberContent); err != nil {
|
||||
return ""
|
||||
}
|
||||
return memberContent.Membership
|
||||
}
|
||||
return ""
|
||||
}
|
||||
|
||||
func runTransaction(db *sql.DB, fn func(txn *sql.Tx) error) (err error) {
|
||||
txn, err := db.Begin()
|
||||
if err != nil {
|
||||
|
||||
Loading…
Reference in New Issue
Block a user