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NOTSPEC: Make ?from= optional in /messages (#1647)

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Kegsay 2020-12-16 17:31:03 +00:00 committed by GitHub
parent 56b5847c74
commit 42e9cbf342
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3 changed files with 16 additions and 6 deletions
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14
syncapi/routing/messages.go
View File

@ -25,6 +25,7 @@ import (
"github.com/matrix-org/dendrite/roomserver/api" "github.com/matrix-org/dendrite/roomserver/api"
"github.com/matrix-org/dendrite/setup/config" "github.com/matrix-org/dendrite/setup/config"
"github.com/matrix-org/dendrite/syncapi/storage" "github.com/matrix-org/dendrite/syncapi/storage"
"github.com/matrix-org/dendrite/syncapi/sync"
"github.com/matrix-org/dendrite/syncapi/types" "github.com/matrix-org/dendrite/syncapi/types"
userapi "github.com/matrix-org/dendrite/userapi/api" userapi "github.com/matrix-org/dendrite/userapi/api"
"github.com/matrix-org/gomatrixserverlib" "github.com/matrix-org/gomatrixserverlib"
@ -65,6 +66,7 @@ func OnIncomingMessagesRequest(
federation *gomatrixserverlib.FederationClient, federation *gomatrixserverlib.FederationClient,
rsAPI api.RoomserverInternalAPI, rsAPI api.RoomserverInternalAPI,
cfg *config.SyncAPI, cfg *config.SyncAPI,
srp *sync.RequestPool,
) util.JSONResponse { ) util.JSONResponse {
var err error var err error
@ -84,9 +86,17 @@ func OnIncomingMessagesRequest(
// Extract parameters from the request's URL. // Extract parameters from the request's URL.
// Pagination tokens. // Pagination tokens.
var fromStream *types.StreamingToken var fromStream *types.StreamingToken
from, err := types.NewTopologyTokenFromString(req.URL.Query().Get("from")) fromQuery := req.URL.Query().Get("from")
if fromQuery == "" {
// NOTSPEC: We will pretend they used the latest sync token if no ?from= was provided.
// We do this to allow clients to get messages without having to call `/sync` e.g Cerulean
currPos := srp.Notifier.CurrentPosition()
fromQuery = currPos.String()
}
from, err := types.NewTopologyTokenFromString(fromQuery)
if err != nil { if err != nil {
fs, err2 := types.NewStreamTokenFromString(req.URL.Query().Get("from")) fs, err2 := types.NewStreamTokenFromString(fromQuery)
fromStream = &fs fromStream = &fs
if err2 != nil { if err2 != nil {
return util.JSONResponse{ return util.JSONResponse{

2
syncapi/routing/routing.go
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@ -51,7 +51,7 @@ func Setup(
if err != nil { if err != nil {
return util.ErrorResponse(err) return util.ErrorResponse(err)
} }
return OnIncomingMessagesRequest(req, syncDB, vars["roomID"], device, federation, rsAPI, cfg) return OnIncomingMessagesRequest(req, syncDB, vars["roomID"], device, federation, rsAPI, cfg, srp)
})).Methods(http.MethodGet, http.MethodOptions) })).Methods(http.MethodGet, http.MethodOptions)
r0mux.Handle("/user/{userId}/filter", r0mux.Handle("/user/{userId}/filter",

6
syncapi/sync/requestpool.go
View File

@ -44,7 +44,7 @@ type RequestPool struct {
db storage.Database db storage.Database
cfg *config.SyncAPI cfg *config.SyncAPI
userAPI userapi.UserInternalAPI userAPI userapi.UserInternalAPI
notifier *Notifier Notifier *Notifier
keyAPI keyapi.KeyInternalAPI keyAPI keyapi.KeyInternalAPI
rsAPI roomserverAPI.RoomserverInternalAPI rsAPI roomserverAPI.RoomserverInternalAPI
lastseen sync.Map lastseen sync.Map
@ -152,7 +152,7 @@ func (rp *RequestPool) OnIncomingSyncRequest(req *http.Request, device *userapi.
rp.updateLastSeen(req, device) rp.updateLastSeen(req, device)
currPos := rp.notifier.CurrentPosition() currPos := rp.Notifier.CurrentPosition()
if rp.shouldReturnImmediately(syncReq) { if rp.shouldReturnImmediately(syncReq) {
syncData, err = rp.currentSyncForUser(*syncReq, currPos) syncData, err = rp.currentSyncForUser(*syncReq, currPos)
@ -176,7 +176,7 @@ func (rp *RequestPool) OnIncomingSyncRequest(req *http.Request, device *userapi.
timer := time.NewTimer(syncReq.timeout) // case of timeout=0 is handled above timer := time.NewTimer(syncReq.timeout) // case of timeout=0 is handled above
defer timer.Stop() defer timer.Stop()
userStreamListener := rp.notifier.GetListener(*syncReq) userStreamListener := rp.Notifier.GetListener(*syncReq)
defer userStreamListener.Close() defer userStreamListener.Close()
// We need the loop in case userStreamListener wakes up even if there isn't // We need the loop in case userStreamListener wakes up even if there isn't