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Merge branch 'master' into neilalexander/synctokens2

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This commit is contained in:
Neil Alexander 2020-12-17 13:04:54 +00:00
parent 9a5e0a81f9 9a1ef81fa2
commit aad3e573e9
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GPG key ID: A02A2019A2BB0944
27 changed files with 408 additions and 229 deletions
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1
.golangci.yml
View file

@ -185,6 +185,7 @@ linters:
- gocyclo
- goimports # Does everything gofmt does
- gosimple
- govet
- ineffassign
- megacheck
- misspell # Check code comments, whereas misspell in CI checks *.md files

2
build.sh
View file

@ -19,4 +19,4 @@ fi
go install -trimpath -ldflags "$FLAGS" -v $PWD/`dirname $0`/cmd/...
GOOS=js GOARCH=wasm go build -trimpath -ldflags "$FLAGS" -o main.wasm ./cmd/dendritejs
GOOS=js GOARCH=wasm go build -trimpath -ldflags "$FLAGS" -o bin/main.wasm ./cmd/dendritejs

2
build/scripts/find-lint.sh
View file

@ -24,8 +24,6 @@ fi
echo "Installing golangci-lint..."
# Make a backup of go.{mod,sum} first
# TODO: Once go 1.13 is out, use go get's -mod=readonly option
# https://github.com/golang/go/issues/30667
cp go.mod go.mod.bak && cp go.sum go.sum.bak
go get github.com/golangci/golangci-lint/cmd/golangci-lint@v1.19.1

30
clientapi/routing/sendevent.go
View file

@ -17,6 +17,7 @@ package routing
import (
"net/http"
"sync"
"time"
"github.com/matrix-org/dendrite/clientapi/httputil"
"github.com/matrix-org/dendrite/clientapi/jsonerror"
@ -27,6 +28,7 @@ import (
userapi "github.com/matrix-org/dendrite/userapi/api"
"github.com/matrix-org/gomatrixserverlib"
"github.com/matrix-org/util"
"github.com/prometheus/client_golang/prometheus"
"github.com/sirupsen/logrus"
)
@ -40,6 +42,25 @@ var (
userRoomSendMutexes sync.Map // (roomID+userID) -> mutex. mutexes to ensure correct ordering of sendEvents
)
func init() {
prometheus.MustRegister(sendEventDuration)
}
var sendEventDuration = prometheus.NewHistogramVec(
prometheus.HistogramOpts{
Namespace: "dendrite",
Subsystem: "clientapi",
Name: "sendevent_duration_millis",
Help: "How long it takes to build and submit a new event from the client API to the roomserver",
Buckets: []float64{ // milliseconds
5, 10, 25, 50, 75, 100, 250, 500,
1000, 2000, 3000, 4000, 5000, 6000,
7000, 8000, 9000, 10000, 15000, 20000,
},
},
[]string{"action"},
)
// SendEvent implements:
// /rooms/{roomID}/send/{eventType}
// /rooms/{roomID}/send/{eventType}/{txnID}
@ -75,10 +96,12 @@ func SendEvent(
mutex.(*sync.Mutex).Lock()
defer mutex.(*sync.Mutex).Unlock()
startedGeneratingEvent := time.Now()
e, resErr := generateSendEvent(req, device, roomID, eventType, stateKey, cfg, rsAPI)
if resErr != nil {
return *resErr
}
timeToGenerateEvent := time.Since(startedGeneratingEvent)
var txnAndSessionID *api.TransactionID
if txnID != nil {
@ -90,6 +113,7 @@ func SendEvent(
// pass the new event to the roomserver and receive the correct event ID
// event ID in case of duplicate transaction is discarded
startedSubmittingEvent := time.Now()
if err := api.SendEvents(
req.Context(), rsAPI,
api.KindNew,
@ -102,6 +126,7 @@ func SendEvent(
util.GetLogger(req.Context()).WithError(err).Error("SendEvents failed")
return jsonerror.InternalServerError()
}
timeToSubmitEvent := time.Since(startedSubmittingEvent)
util.GetLogger(req.Context()).WithFields(logrus.Fields{
"event_id": e.EventID(),
"room_id": roomID,
@ -117,6 +142,11 @@ func SendEvent(
txnCache.AddTransaction(device.AccessToken, *txnID, &res)
}
// Take a note of how long it took to generate the event vs submit
// it to the roomserver.
sendEventDuration.With(prometheus.Labels{"action": "build"}).Observe(float64(timeToGenerateEvent.Milliseconds()))
sendEventDuration.With(prometheus.Labels{"action": "submit"}).Observe(float64(timeToSubmitEvent.Milliseconds()))
return res
}

6
federationsender/queue/destinationqueue.go
View file

@ -242,6 +242,8 @@ func (oq *destinationQueue) backgroundSend() {
if !oq.running.CAS(false, true) {
return
}
destinationQueueRunning.Inc()
defer destinationQueueRunning.Dec()
defer oq.running.Store(false)
// Mark the queue as overflowed, so we will consult the database
@ -295,10 +297,14 @@ func (oq *destinationQueue) backgroundSend() {
// time.
duration := time.Until(*until)
log.Warnf("Backing off %q for %s", oq.destination, duration)
oq.backingOff.Store(true)
destinationQueueBackingOff.Inc()
select {
case <-time.After(duration):
case <-oq.interruptBackoff:
}
destinationQueueBackingOff.Dec()
oq.backingOff.Store(false)
}
// Work out which PDUs/EDUs to include in the next transaction.

33
federationsender/queue/queue.go
View file

@ -27,6 +27,7 @@ import (
"github.com/matrix-org/dendrite/federationsender/storage/shared"
"github.com/matrix-org/dendrite/roomserver/api"
"github.com/matrix-org/gomatrixserverlib"
"github.com/prometheus/client_golang/prometheus"
log "github.com/sirupsen/logrus"
"github.com/tidwall/gjson"
)
@ -45,6 +46,37 @@ type OutgoingQueues struct {
queues map[gomatrixserverlib.ServerName]*destinationQueue
}
func init() {
prometheus.MustRegister(
destinationQueueTotal, destinationQueueRunning,
destinationQueueBackingOff,
)
}
var destinationQueueTotal = prometheus.NewGauge(
prometheus.GaugeOpts{
Namespace: "dendrite",
Subsystem: "federationsender",
Name: "destination_queues_total",
},
)
var destinationQueueRunning = prometheus.NewGauge(
prometheus.GaugeOpts{
Namespace: "dendrite",
Subsystem: "federationsender",
Name: "destination_queues_running",
},
)
var destinationQueueBackingOff = prometheus.NewGauge(
prometheus.GaugeOpts{
Namespace: "dendrite",
Subsystem: "federationsender",
Name: "destination_queues_backing_off",
},
)
// NewOutgoingQueues makes a new OutgoingQueues
func NewOutgoingQueues(
db storage.Database,
@ -116,6 +148,7 @@ func (oqs *OutgoingQueues) getQueue(destination gomatrixserverlib.ServerName) *d
defer oqs.queuesMutex.Unlock()
oq := oqs.queues[destination]
if oq == nil {
destinationQueueTotal.Inc()
oq = &destinationQueue{
db: oqs.db,
rsAPI: oqs.rsAPI,

45
internal/caching/cache_roominfo.go Normal file
View file

@ -0,0 +1,45 @@
package caching
import (
"github.com/matrix-org/dendrite/roomserver/types"
)
// WARNING: This cache is mutable because it's entirely possible that
// the IsStub or StateSnaphotNID fields can change, even though the
// room version and room NID fields will not. This is only safe because
// the RoomInfoCache is used ONLY within the roomserver and because it
// will be kept up-to-date by the latest events updater. It MUST NOT be
// used from other components as we currently have no way to invalidate
// the cache in downstream components.
const (
RoomInfoCacheName = "roominfo"
RoomInfoCacheMaxEntries = 1024
RoomInfoCacheMutable = true
)
// RoomInfosCache contains the subset of functions needed for
// a room Info cache. It must only be used from the roomserver only
// It is not safe for use from other components.
type RoomInfoCache interface {
GetRoomInfo(roomID string) (roomInfo types.RoomInfo, ok bool)
StoreRoomInfo(roomID string, roomInfo types.RoomInfo)
}
// GetRoomInfo must only be called from the roomserver only. It is not
// safe for use from other components.
func (c Caches) GetRoomInfo(roomID string) (types.RoomInfo, bool) {
val, found := c.RoomInfos.Get(roomID)
if found && val != nil {
if roomInfo, ok := val.(types.RoomInfo); ok {
return roomInfo, true
}
}
return types.RoomInfo{}, false
}
// StoreRoomInfo must only be called from the roomserver only. It is not
// safe for use from other components.
func (c Caches) StoreRoomInfo(roomID string, roomInfo types.RoomInfo) {
c.RoomInfos.Set(roomID, roomInfo)
}

25
internal/caching/cache_roomservernids.go
View file

@ -15,10 +15,6 @@ const (
RoomServerEventTypeNIDsCacheMaxEntries = 64
RoomServerEventTypeNIDsCacheMutable = false
RoomServerRoomNIDsCacheName = "roomserver_room_nids"
RoomServerRoomNIDsCacheMaxEntries = 1024
RoomServerRoomNIDsCacheMutable = false
RoomServerRoomIDsCacheName = "roomserver_room_ids"
RoomServerRoomIDsCacheMaxEntries = 1024
RoomServerRoomIDsCacheMutable = false
@ -27,6 +23,7 @@ const (
type RoomServerCaches interface {
RoomServerNIDsCache
RoomVersionCache
RoomInfoCache
}
// RoomServerNIDsCache contains the subset of functions needed for
@ -38,9 +35,6 @@ type RoomServerNIDsCache interface {
GetRoomServerEventTypeNID(eventType string) (types.EventTypeNID, bool)
StoreRoomServerEventTypeNID(eventType string, nid types.EventTypeNID)
GetRoomServerRoomNID(roomID string) (types.RoomNID, bool)
StoreRoomServerRoomNID(roomID string, nid types.RoomNID)
GetRoomServerRoomID(roomNID types.RoomNID) (string, bool)
StoreRoomServerRoomID(roomNID types.RoomNID, roomID string)
}
@ -73,21 +67,6 @@ func (c Caches) StoreRoomServerEventTypeNID(eventType string, nid types.EventTyp
c.RoomServerEventTypeNIDs.Set(eventType, nid)
}
func (c Caches) GetRoomServerRoomNID(roomID string) (types.RoomNID, bool) {
val, found := c.RoomServerRoomNIDs.Get(roomID)
if found && val != nil {
if roomNID, ok := val.(types.RoomNID); ok {
return roomNID, true
}
}
return 0, false
}
func (c Caches) StoreRoomServerRoomNID(roomID string, roomNID types.RoomNID) {
c.RoomServerRoomNIDs.Set(roomID, roomNID)
c.RoomServerRoomIDs.Set(strconv.Itoa(int(roomNID)), roomID)
}
func (c Caches) GetRoomServerRoomID(roomNID types.RoomNID) (string, bool) {
val, found := c.RoomServerRoomIDs.Get(strconv.Itoa(int(roomNID)))
if found && val != nil {
@ -99,5 +78,5 @@ func (c Caches) GetRoomServerRoomID(roomNID types.RoomNID) (string, bool) {
}
func (c Caches) StoreRoomServerRoomID(roomNID types.RoomNID, roomID string) {
c.StoreRoomServerRoomNID(roomID, roomNID)
c.RoomServerRoomIDs.Set(strconv.Itoa(int(roomNID)), roomID)
}

1
internal/caching/caches.go
View file

@ -10,6 +10,7 @@ type Caches struct {
RoomServerEventTypeNIDs Cache // RoomServerNIDsCache
RoomServerRoomNIDs Cache // RoomServerNIDsCache
RoomServerRoomIDs Cache // RoomServerNIDsCache
RoomInfos Cache // RoomInfoCache
FederationEvents Cache // FederationEventsCache
}

18
internal/caching/impl_inmemorylru.go
View file

@ -45,19 +45,19 @@ func NewInMemoryLRUCache(enablePrometheus bool) (*Caches, error) {
if err != nil {
return nil, err
}
roomServerRoomNIDs, err := NewInMemoryLRUCachePartition(
RoomServerRoomNIDsCacheName,
RoomServerRoomNIDsCacheMutable,
RoomServerRoomNIDsCacheMaxEntries,
roomServerRoomIDs, err := NewInMemoryLRUCachePartition(
RoomServerRoomIDsCacheName,
RoomServerRoomIDsCacheMutable,
RoomServerRoomIDsCacheMaxEntries,
enablePrometheus,
)
if err != nil {
return nil, err
}
roomServerRoomIDs, err := NewInMemoryLRUCachePartition(
RoomServerRoomIDsCacheName,
RoomServerRoomIDsCacheMutable,
RoomServerRoomIDsCacheMaxEntries,
roomInfos, err := NewInMemoryLRUCachePartition(
RoomInfoCacheName,
RoomInfoCacheMutable,
RoomInfoCacheMaxEntries,
enablePrometheus,
)
if err != nil {
@ -77,8 +77,8 @@ func NewInMemoryLRUCache(enablePrometheus bool) (*Caches, error) {
ServerKeys: serverKeys,
RoomServerStateKeyNIDs: roomServerStateKeyNIDs,
RoomServerEventTypeNIDs: roomServerEventTypeNIDs,
RoomServerRoomNIDs: roomServerRoomNIDs,
RoomServerRoomIDs: roomServerRoomIDs,
RoomInfos: roomInfos,
FederationEvents: federationEvents,
}, nil
}

31
roomserver/storage/postgres/events_table.go
View file

@ -120,8 +120,8 @@ const bulkSelectEventNIDSQL = "" +
const selectMaxEventDepthSQL = "" +
"SELECT COALESCE(MAX(depth) + 1, 0) FROM roomserver_events WHERE event_nid = ANY($1)"
const selectRoomNIDForEventNIDSQL = "" +
"SELECT room_nid FROM roomserver_events WHERE event_nid = $1"
const selectRoomNIDsForEventNIDsSQL = "" +
"SELECT event_nid, room_nid FROM roomserver_events WHERE event_nid = ANY($1)"
type eventStatements struct {
insertEventStmt *sql.Stmt
@ -137,7 +137,7 @@ type eventStatements struct {
bulkSelectEventIDStmt *sql.Stmt
bulkSelectEventNIDStmt *sql.Stmt
selectMaxEventDepthStmt *sql.Stmt
selectRoomNIDForEventNIDStmt *sql.Stmt
selectRoomNIDsForEventNIDsStmt *sql.Stmt
}
func NewPostgresEventsTable(db *sql.DB) (tables.Events, error) {
@ -161,7 +161,7 @@ func NewPostgresEventsTable(db *sql.DB) (tables.Events, error) {
{&s.bulkSelectEventIDStmt, bulkSelectEventIDSQL},
{&s.bulkSelectEventNIDStmt, bulkSelectEventNIDSQL},
{&s.selectMaxEventDepthStmt, selectMaxEventDepthSQL},
{&s.selectRoomNIDForEventNIDStmt, selectRoomNIDForEventNIDSQL},
{&s.selectRoomNIDsForEventNIDsStmt, selectRoomNIDsForEventNIDsSQL},
}.Prepare(db)
}
@ -432,11 +432,24 @@ func (s *eventStatements) SelectMaxEventDepth(ctx context.Context, txn *sql.Tx,
return result, nil
}
func (s *eventStatements) SelectRoomNIDForEventNID(
ctx context.Context, eventNID types.EventNID,
) (roomNID types.RoomNID, err error) {
err = s.selectRoomNIDForEventNIDStmt.QueryRowContext(ctx, int64(eventNID)).Scan(&roomNID)
return
func (s *eventStatements) SelectRoomNIDsForEventNIDs(
ctx context.Context, eventNIDs []types.EventNID,
) (map[types.EventNID]types.RoomNID, error) {
rows, err := s.selectRoomNIDsForEventNIDsStmt.QueryContext(ctx, eventNIDsAsArray(eventNIDs))
if err != nil {
return nil, err
}
defer internal.CloseAndLogIfError(ctx, rows, "selectRoomNIDsForEventNIDsStmt: rows.close() failed")
result := make(map[types.EventNID]types.RoomNID)
for rows.Next() {
var eventNID types.EventNID
var roomNID types.RoomNID
if err = rows.Scan(&eventNID, &roomNID); err != nil {
return nil, err
}
result[eventNID] = roomNID
}
return result, nil
}
func eventNIDsAsArray(eventNIDs []types.EventNID) pq.Int64Array {

42
roomserver/storage/postgres/rooms_table.go
View file

@ -18,7 +18,6 @@ package postgres
import (
"context"
"database/sql"
"errors"
"github.com/lib/pq"
"github.com/matrix-org/dendrite/internal"
@ -69,8 +68,8 @@ const selectLatestEventNIDsForUpdateSQL = "" +
const updateLatestEventNIDsSQL = "" +
"UPDATE roomserver_rooms SET latest_event_nids = $2, last_event_sent_nid = $3, state_snapshot_nid = $4 WHERE room_nid = $1"
const selectRoomVersionForRoomNIDSQL = "" +
"SELECT room_version FROM roomserver_rooms WHERE room_nid = $1"
const selectRoomVersionsForRoomNIDsSQL = "" +
"SELECT room_nid, room_version FROM roomserver_rooms WHERE room_nid = ANY($1)"
const selectRoomInfoSQL = "" +
"SELECT room_version, room_nid, state_snapshot_nid, latest_event_nids FROM roomserver_rooms WHERE room_id = $1"
@ -90,7 +89,7 @@ type roomStatements struct {
selectLatestEventNIDsStmt *sql.Stmt
selectLatestEventNIDsForUpdateStmt *sql.Stmt
updateLatestEventNIDsStmt *sql.Stmt
selectRoomVersionForRoomNIDStmt *sql.Stmt
selectRoomVersionsForRoomNIDsStmt *sql.Stmt
selectRoomInfoStmt *sql.Stmt
selectRoomIDsStmt *sql.Stmt
bulkSelectRoomIDsStmt *sql.Stmt
@ -109,7 +108,7 @@ func NewPostgresRoomsTable(db *sql.DB) (tables.Rooms, error) {
{&s.selectLatestEventNIDsStmt, selectLatestEventNIDsSQL},
{&s.selectLatestEventNIDsForUpdateStmt, selectLatestEventNIDsForUpdateSQL},
{&s.updateLatestEventNIDsStmt, updateLatestEventNIDsSQL},
{&s.selectRoomVersionForRoomNIDStmt, selectRoomVersionForRoomNIDSQL},
{&s.selectRoomVersionsForRoomNIDsStmt, selectRoomVersionsForRoomNIDsSQL},
{&s.selectRoomInfoStmt, selectRoomInfoSQL},
{&s.selectRoomIDsStmt, selectRoomIDsSQL},
{&s.bulkSelectRoomIDsStmt, bulkSelectRoomIDsSQL},
@ -219,15 +218,24 @@ func (s *roomStatements) UpdateLatestEventNIDs(
return err
}
func (s *roomStatements) SelectRoomVersionForRoomNID(
ctx context.Context, roomNID types.RoomNID,
) (gomatrixserverlib.RoomVersion, error) {
var roomVersion gomatrixserverlib.RoomVersion
err := s.selectRoomVersionForRoomNIDStmt.QueryRowContext(ctx, roomNID).Scan(&roomVersion)
if err == sql.ErrNoRows {
return roomVersion, errors.New("room not found")
func (s *roomStatements) SelectRoomVersionsForRoomNIDs(
ctx context.Context, roomNIDs []types.RoomNID,
) (map[types.RoomNID]gomatrixserverlib.RoomVersion, error) {
rows, err := s.selectRoomVersionsForRoomNIDsStmt.QueryContext(ctx, roomNIDsAsArray(roomNIDs))
if err != nil {
return nil, err
}
return roomVersion, err
defer internal.CloseAndLogIfError(ctx, rows, "selectRoomVersionsForRoomNIDsStmt: rows.close() failed")
result := make(map[types.RoomNID]gomatrixserverlib.RoomVersion)
for rows.Next() {
var roomNID types.RoomNID
var roomVersion gomatrixserverlib.RoomVersion
if err = rows.Scan(&roomNID, &roomVersion); err != nil {
return nil, err
}
result[roomNID] = roomVersion
}
return result, nil
}
func (s *roomStatements) BulkSelectRoomIDs(ctx context.Context, roomNIDs []types.RoomNID) ([]string, error) {
@ -271,3 +279,11 @@ func (s *roomStatements) BulkSelectRoomNIDs(ctx context.Context, roomIDs []strin
}
return roomNIDs, nil
}
func roomNIDsAsArray(roomNIDs []types.RoomNID) pq.Int64Array {
nids := make([]int64, len(roomNIDs))
for i := range roomNIDs {
nids[i] = int64(roomNIDs[i])
}
return nids
}

7
roomserver/storage/shared/latest_events_updater.go
View file

@ -105,6 +105,13 @@ func (u *LatestEventsUpdater) SetLatestEvents(
if err := u.d.RoomsTable.UpdateLatestEventNIDs(u.ctx, txn, roomNID, eventNIDs, lastEventNIDSent, currentStateSnapshotNID); err != nil {
return fmt.Errorf("u.d.RoomsTable.updateLatestEventNIDs: %w", err)
}
if roomID, ok := u.d.Cache.GetRoomServerRoomID(roomNID); ok {
if roomInfo, ok := u.d.Cache.GetRoomInfo(roomID); ok {
roomInfo.StateSnapshotNID = currentStateSnapshotNID
roomInfo.IsStub = false
u.d.Cache.StoreRoomInfo(roomID, roomInfo)
}
}
return nil
})
}

65
roomserver/storage/shared/storage.go
View file

@ -124,7 +124,15 @@ func (d *Database) StateEntriesForTuples(
}
func (d *Database) RoomInfo(ctx context.Context, roomID string) (*types.RoomInfo, error) {
return d.RoomsTable.SelectRoomInfo(ctx, roomID)
if roomInfo, ok := d.Cache.GetRoomInfo(roomID); ok {
return &roomInfo, nil
}
roomInfo, err := d.RoomsTable.SelectRoomInfo(ctx, roomID)
if err == nil && roomInfo != nil {
d.Cache.StoreRoomServerRoomID(roomInfo.RoomNID, roomID)
d.Cache.StoreRoomInfo(roomID, *roomInfo)
}
return roomInfo, err
}
func (d *Database) AddState(
@ -313,25 +321,39 @@ func (d *Database) Events(
if err != nil {
eventIDs = map[types.EventNID]string{}
}
results := make([]types.Event, len(eventJSONs))
for i, eventJSON := range eventJSONs {
var roomNID types.RoomNID
var roomVersion gomatrixserverlib.RoomVersion
result := &results[i]
result.EventNID = eventJSON.EventNID
roomNID, err = d.EventsTable.SelectRoomNIDForEventNID(ctx, eventJSON.EventNID)
if err != nil {
return nil, err
}
if roomID, ok := d.Cache.GetRoomServerRoomID(roomNID); ok {
roomVersion, _ = d.Cache.GetRoomVersion(roomID)
}
if roomVersion == "" {
roomVersion, err = d.RoomsTable.SelectRoomVersionForRoomNID(ctx, roomNID)
if err != nil {
return nil, err
var roomNIDs map[types.EventNID]types.RoomNID
roomNIDs, err = d.EventsTable.SelectRoomNIDsForEventNIDs(ctx, eventNIDs)
if err != nil {
return nil, err
}
uniqueRoomNIDs := make(map[types.RoomNID]struct{})
for _, n := range roomNIDs {
uniqueRoomNIDs[n] = struct{}{}
}
roomVersions := make(map[types.RoomNID]gomatrixserverlib.RoomVersion)
fetchNIDList := make([]types.RoomNID, 0, len(uniqueRoomNIDs))
for n := range uniqueRoomNIDs {
if roomID, ok := d.Cache.GetRoomServerRoomID(n); ok {
if roomInfo, ok := d.Cache.GetRoomInfo(roomID); ok {
roomVersions[n] = roomInfo.RoomVersion
continue
}
}
fetchNIDList = append(fetchNIDList, n)
}
dbRoomVersions, err := d.RoomsTable.SelectRoomVersionsForRoomNIDs(ctx, fetchNIDList)
if err != nil {
return nil, err
}
for n, v := range dbRoomVersions {
roomVersions[n] = v
}
results := make([]types.Event, len(eventJSONs))
for i, eventJSON := range eventJSONs {
result := &results[i]
result.EventNID = eventJSON.EventNID
roomNID := roomNIDs[result.EventNID]
roomVersion := roomVersions[roomNID]
result.Event, err = gomatrixserverlib.NewEventFromTrustedJSONWithEventID(
eventIDs[eventJSON.EventNID], eventJSON.EventJSON, false, roomVersion,
)
@ -552,8 +574,8 @@ func (d *Database) assignRoomNID(
ctx context.Context, txn *sql.Tx,
roomID string, roomVersion gomatrixserverlib.RoomVersion,
) (types.RoomNID, error) {
if roomNID, ok := d.Cache.GetRoomServerRoomNID(roomID); ok {
return roomNID, nil
if roomInfo, ok := d.Cache.GetRoomInfo(roomID); ok {
return roomInfo.RoomNID, nil
}
// Check if we already have a numeric ID in the database.
roomNID, err := d.RoomsTable.SelectRoomNID(ctx, txn, roomID)
@ -565,9 +587,6 @@ func (d *Database) assignRoomNID(
roomNID, err = d.RoomsTable.SelectRoomNID(ctx, txn, roomID)
}
}
if err == nil {
d.Cache.StoreRoomServerRoomNID(roomID, roomNID)
}
return roomNID, err
}

40
roomserver/storage/sqlite3/events_table.go
View file

@ -95,8 +95,8 @@ const bulkSelectEventNIDSQL = "" +
const selectMaxEventDepthSQL = "" +
"SELECT COALESCE(MAX(depth) + 1, 0) FROM roomserver_events WHERE event_nid IN ($1)"
const selectRoomNIDForEventNIDSQL = "" +
"SELECT room_nid FROM roomserver_events WHERE event_nid = $1"
const selectRoomNIDsForEventNIDsSQL = "" +
"SELECT event_nid, room_nid FROM roomserver_events WHERE event_nid IN ($1)"
type eventStatements struct {
db *sql.DB
@ -112,7 +112,7 @@ type eventStatements struct {
bulkSelectEventReferenceStmt *sql.Stmt
bulkSelectEventIDStmt *sql.Stmt
bulkSelectEventNIDStmt *sql.Stmt
selectRoomNIDForEventNIDStmt *sql.Stmt
//selectRoomNIDsForEventNIDsStmt *sql.Stmt
}
func NewSqliteEventsTable(db *sql.DB) (tables.Events, error) {
@ -137,7 +137,7 @@ func NewSqliteEventsTable(db *sql.DB) (tables.Events, error) {
{&s.bulkSelectEventReferenceStmt, bulkSelectEventReferenceSQL},
{&s.bulkSelectEventIDStmt, bulkSelectEventIDSQL},
{&s.bulkSelectEventNIDStmt, bulkSelectEventNIDSQL},
{&s.selectRoomNIDForEventNIDStmt, selectRoomNIDForEventNIDSQL},
//{&s.selectRoomNIDForEventNIDStmt, selectRoomNIDForEventNIDSQL},
}.Prepare(db)
}
@ -480,11 +480,33 @@ func (s *eventStatements) SelectMaxEventDepth(ctx context.Context, txn *sql.Tx,
return result, nil
}
func (s *eventStatements) SelectRoomNIDForEventNID(
ctx context.Context, eventNID types.EventNID,
) (roomNID types.RoomNID, err error) {
err = s.selectRoomNIDForEventNIDStmt.QueryRowContext(ctx, int64(eventNID)).Scan(&roomNID)
return
func (s *eventStatements) SelectRoomNIDsForEventNIDs(
ctx context.Context, eventNIDs []types.EventNID,
) (map[types.EventNID]types.RoomNID, error) {
sqlStr := strings.Replace(selectRoomNIDsForEventNIDsSQL, "($1)", sqlutil.QueryVariadic(len(eventNIDs)), 1)
sqlPrep, err := s.db.Prepare(sqlStr)
if err != nil {
return nil, err
}
iEventNIDs := make([]interface{}, len(eventNIDs))
for i, v := range eventNIDs {
iEventNIDs[i] = v
}
rows, err := sqlPrep.QueryContext(ctx, iEventNIDs...)
if err != nil {
return nil, err
}
defer internal.CloseAndLogIfError(ctx, rows, "selectRoomNIDsForEventNIDsStmt: rows.close() failed")
result := make(map[types.EventNID]types.RoomNID)
for rows.Next() {
var eventNID types.EventNID
var roomNID types.RoomNID
if err = rows.Scan(&eventNID, &roomNID); err != nil {
return nil, err
}
result[eventNID] = roomNID
}
return result, nil
}
func eventNIDsAsArray(eventNIDs []types.EventNID) string {

47
roomserver/storage/sqlite3/rooms_table.go
View file

@ -19,7 +19,6 @@ import (
"context"
"database/sql"
"encoding/json"
"errors"
"fmt"
"strings"
@ -60,8 +59,8 @@ const selectLatestEventNIDsForUpdateSQL = "" +
const updateLatestEventNIDsSQL = "" +
"UPDATE roomserver_rooms SET latest_event_nids = $1, last_event_sent_nid = $2, state_snapshot_nid = $3 WHERE room_nid = $4"
const selectRoomVersionForRoomNIDSQL = "" +
"SELECT room_version FROM roomserver_rooms WHERE room_nid = $1"
const selectRoomVersionsForRoomNIDsSQL = "" +
"SELECT room_nid, room_version FROM roomserver_rooms WHERE room_nid IN ($1)"
const selectRoomInfoSQL = "" +
"SELECT room_version, room_nid, state_snapshot_nid, latest_event_nids FROM roomserver_rooms WHERE room_id = $1"
@ -82,9 +81,9 @@ type roomStatements struct {
selectLatestEventNIDsStmt *sql.Stmt
selectLatestEventNIDsForUpdateStmt *sql.Stmt
updateLatestEventNIDsStmt *sql.Stmt
selectRoomVersionForRoomNIDStmt *sql.Stmt
selectRoomInfoStmt *sql.Stmt
selectRoomIDsStmt *sql.Stmt
//selectRoomVersionForRoomNIDStmt *sql.Stmt
selectRoomInfoStmt *sql.Stmt
selectRoomIDsStmt *sql.Stmt
}
func NewSqliteRoomsTable(db *sql.DB) (tables.Rooms, error) {
@ -101,7 +100,7 @@ func NewSqliteRoomsTable(db *sql.DB) (tables.Rooms, error) {
{&s.selectLatestEventNIDsStmt, selectLatestEventNIDsSQL},
{&s.selectLatestEventNIDsForUpdateStmt, selectLatestEventNIDsForUpdateSQL},
{&s.updateLatestEventNIDsStmt, updateLatestEventNIDsSQL},
{&s.selectRoomVersionForRoomNIDStmt, selectRoomVersionForRoomNIDSQL},
//{&s.selectRoomVersionForRoomNIDsStmt, selectRoomVersionForRoomNIDsSQL},
{&s.selectRoomInfoStmt, selectRoomInfoSQL},
{&s.selectRoomIDsStmt, selectRoomIDsSQL},
}.Prepare(db)
@ -223,15 +222,33 @@ func (s *roomStatements) UpdateLatestEventNIDs(
return err
}
func (s *roomStatements) SelectRoomVersionForRoomNID(
ctx context.Context, roomNID types.RoomNID,
) (gomatrixserverlib.RoomVersion, error) {
var roomVersion gomatrixserverlib.RoomVersion
err := s.selectRoomVersionForRoomNIDStmt.QueryRowContext(ctx, roomNID).Scan(&roomVersion)
if err == sql.ErrNoRows {
return roomVersion, errors.New("room not found")
func (s *roomStatements) SelectRoomVersionsForRoomNIDs(
ctx context.Context, roomNIDs []types.RoomNID,
) (map[types.RoomNID]gomatrixserverlib.RoomVersion, error) {
sqlStr := strings.Replace(selectRoomVersionsForRoomNIDsSQL, "($1)", sqlutil.QueryVariadic(len(roomNIDs)), 1)
sqlPrep, err := s.db.Prepare(sqlStr)
if err != nil {
return nil, err
}
return roomVersion, err
iRoomNIDs := make([]interface{}, len(roomNIDs))
for i, v := range roomNIDs {
iRoomNIDs[i] = v
}
rows, err := sqlPrep.QueryContext(ctx, iRoomNIDs...)
if err != nil {
return nil, err
}
defer internal.CloseAndLogIfError(ctx, rows, "selectRoomVersionsForRoomNIDsStmt: rows.close() failed")
result := make(map[types.RoomNID]gomatrixserverlib.RoomVersion)
for rows.Next() {
var roomNID types.RoomNID
var roomVersion gomatrixserverlib.RoomVersion
if err = rows.Scan(&roomNID, &roomVersion); err != nil {
return nil, err
}
result[roomNID] = roomVersion
}
return result, nil
}
func (s *roomStatements) BulkSelectRoomIDs(ctx context.Context, roomNIDs []types.RoomNID) ([]string, error) {

9
roomserver/storage/tables/interface.go
View file

@ -10,8 +10,9 @@ import (
)
type EventJSONPair struct {
EventNID types.EventNID
EventJSON []byte
EventNID types.EventNID
RoomVersion gomatrixserverlib.RoomVersion
EventJSON []byte
}
type EventJSON interface {
@ -58,7 +59,7 @@ type Events interface {
// If an event ID is not in the database then it is omitted from the map.
BulkSelectEventNID(ctx context.Context, eventIDs []string) (map[string]types.EventNID, error)
SelectMaxEventDepth(ctx context.Context, txn *sql.Tx, eventNIDs []types.EventNID) (int64, error)
SelectRoomNIDForEventNID(ctx context.Context, eventNID types.EventNID) (roomNID types.RoomNID, err error)
SelectRoomNIDsForEventNIDs(ctx context.Context, eventNIDs []types.EventNID) (roomNIDs map[types.EventNID]types.RoomNID, err error)
}
type Rooms interface {
@ -67,7 +68,7 @@ type Rooms interface {
SelectLatestEventNIDs(ctx context.Context, txn *sql.Tx, roomNID types.RoomNID) ([]types.EventNID, types.StateSnapshotNID, error)
SelectLatestEventsNIDsForUpdate(ctx context.Context, txn *sql.Tx, roomNID types.RoomNID) ([]types.EventNID, types.EventNID, types.StateSnapshotNID, error)
UpdateLatestEventNIDs(ctx context.Context, txn *sql.Tx, roomNID types.RoomNID, eventNIDs []types.EventNID, lastEventSentNID types.EventNID, stateSnapshotNID types.StateSnapshotNID) error
SelectRoomVersionForRoomNID(ctx context.Context, roomNID types.RoomNID) (gomatrixserverlib.RoomVersion, error)
SelectRoomVersionsForRoomNIDs(ctx context.Context, roomNID []types.RoomNID) (map[types.RoomNID]gomatrixserverlib.RoomVersion, error)
SelectRoomInfo(ctx context.Context, roomID string) (*types.RoomInfo, error)
SelectRoomIDs(ctx context.Context) ([]string, error)
BulkSelectRoomIDs(ctx context.Context, roomNIDs []types.RoomNID) ([]string, error)

9
syncapi/consumers/keychange.go
View file

@ -23,7 +23,6 @@ import (
"github.com/matrix-org/dendrite/internal"
"github.com/matrix-org/dendrite/keyserver/api"
roomserverAPI "github.com/matrix-org/dendrite/roomserver/api"
syncinternal "github.com/matrix-org/dendrite/syncapi/internal"
"github.com/matrix-org/dendrite/syncapi/storage"
syncapi "github.com/matrix-org/dendrite/syncapi/sync"
"github.com/matrix-org/dendrite/syncapi/types"
@ -115,11 +114,9 @@ func (s *OutputKeyChangeEventConsumer) onMessage(msg *sarama.ConsumerMessage) er
}
// TODO: f.e queryRes.UserIDsToCount : notify users by waking up streams
posUpdate := types.StreamingToken{
Logs: map[string]*types.LogPosition{
syncinternal.DeviceListLogName: {
Offset: msg.Offset,
Partition: msg.Partition,
},
DeviceListPosition: types.LogPosition{
Offset: msg.Offset,
Partition: msg.Partition,
},
}
for userID := range queryRes.UserIDsToCount {

12
syncapi/internal/keychange.go
View file

@ -73,15 +73,13 @@ func DeviceListCatchup(
offset = sarama.OffsetOldest
// Extract partition/offset from sync token
// TODO: In a world where keyserver is sharded there will be multiple partitions and hence multiple QueryKeyChanges to make.
logOffset := from.Log(DeviceListLogName)
if logOffset != nil {
partition = logOffset.Partition
offset = logOffset.Offset
if !from.DeviceListPosition.IsEmpty() {
partition = from.DeviceListPosition.Partition
offset = from.DeviceListPosition.Offset
}
var toOffset int64
toOffset = sarama.OffsetNewest
toLog := to.Log(DeviceListLogName)
if toLog != nil && toLog.Offset > 0 {
if toLog := to.DeviceListPosition; toLog.Partition == partition && toLog.Offset > 0 {
toOffset = toLog.Offset
}
var queryRes api.QueryKeyChangesResponse
@ -130,7 +128,7 @@ func DeviceListCatchup(
}
}
// set the new token
to.SetLog(DeviceListLogName, &types.LogPosition{
to.DeviceListPosition = types.LogPosition{
Partition: queryRes.Partition,
Offset: queryRes.Offset,
})

8
syncapi/internal/keychange_test.go
View file

@ -18,11 +18,9 @@ var (
syncingUser = "@alice:localhost"
emptyToken = types.StreamingToken{}
newestToken = types.StreamingToken{
Logs: map[string]*types.LogPosition{
DeviceListLogName: {
Offset: sarama.OffsetNewest,
Partition: 0,
},
DeviceListPosition: types.LogPosition{
Offset: sarama.OffsetNewest,
Partition: 0,
},
}
)

37
syncapi/routing/messages.go
View file

@ -25,6 +25,7 @@ import (
"github.com/matrix-org/dendrite/roomserver/api"
"github.com/matrix-org/dendrite/setup/config"
"github.com/matrix-org/dendrite/syncapi/storage"
"github.com/matrix-org/dendrite/syncapi/sync"
"github.com/matrix-org/dendrite/syncapi/types"
userapi "github.com/matrix-org/dendrite/userapi/api"
"github.com/matrix-org/gomatrixserverlib"
@ -49,9 +50,10 @@ type messagesReq struct {
}
type messagesResp struct {
Start string `json:"start"`
End string `json:"end"`
Chunk []gomatrixserverlib.ClientEvent `json:"chunk"`
Start string `json:"start"`
StartStream string `json:"start_stream,omitempty"` // NOTSPEC: so clients can hit /messages then immediately /sync with a latest sync token
End string `json:"end"`
Chunk []gomatrixserverlib.ClientEvent `json:"chunk"`
}
const defaultMessagesLimit = 10
@ -65,6 +67,7 @@ func OnIncomingMessagesRequest(
federation *gomatrixserverlib.FederationClient,
rsAPI api.RoomserverInternalAPI,
cfg *config.SyncAPI,
srp *sync.RequestPool,
) util.JSONResponse {
var err error
@ -84,9 +87,18 @@ func OnIncomingMessagesRequest(
// Extract parameters from the request's URL.
// Pagination tokens.
var fromStream *types.StreamingToken
from, err := types.NewTopologyTokenFromString(req.URL.Query().Get("from"))
fromQuery := req.URL.Query().Get("from")
emptyFromSupplied := fromQuery == ""
if emptyFromSupplied {
// 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 {
fs, err2 := types.NewStreamTokenFromString(req.URL.Query().Get("from"))
fs, err2 := types.NewStreamTokenFromString(fromQuery)
fromStream = &fs
if err2 != nil {
return util.JSONResponse{
@ -185,14 +197,19 @@ func OnIncomingMessagesRequest(
"return_end": end.String(),
}).Info("Responding")
res := messagesResp{
Chunk: clientEvents,
Start: start.String(),
End: end.String(),
}
if emptyFromSupplied {
res.StartStream = fromStream.String()
}
// Respond with the events.
return util.JSONResponse{
Code: http.StatusOK,
JSON: messagesResp{
Chunk: clientEvents,
Start: start.String(),
End: end.String(),
},
JSON: res,
}
}

2
syncapi/routing/routing.go
View file

@ -51,7 +51,7 @@ func Setup(
if err != nil {
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)
r0mux.Handle("/user/{userId}/filter",

2
syncapi/storage/postgres/current_room_state_table.go
View file

@ -58,6 +58,8 @@ CREATE TABLE IF NOT EXISTS syncapi_current_room_state (
CREATE UNIQUE INDEX IF NOT EXISTS syncapi_event_id_idx ON syncapi_current_room_state(event_id, room_id, type, sender, contains_url);
-- for querying membership states of users
CREATE INDEX IF NOT EXISTS syncapi_membership_idx ON syncapi_current_room_state(type, state_key, membership) WHERE membership IS NOT NULL AND membership != 'leave';
-- for querying state by event IDs
CREATE UNIQUE INDEX IF NOT EXISTS syncapi_current_room_state_eventid_idx ON syncapi_current_room_state(event_id);
`
const upsertRoomStateSQL = "" +

2
syncapi/storage/sqlite3/current_room_state_table.go
View file

@ -46,6 +46,8 @@ CREATE TABLE IF NOT EXISTS syncapi_current_room_state (
CREATE UNIQUE INDEX IF NOT EXISTS syncapi_event_id_idx ON syncapi_current_room_state(event_id, room_id, type, sender, contains_url);
-- for querying membership states of users
-- CREATE INDEX IF NOT EXISTS syncapi_membership_idx ON syncapi_current_room_state(type, state_key, membership) WHERE membership IS NOT NULL AND membership != 'leave';
-- for querying state by event IDs
CREATE UNIQUE INDEX IF NOT EXISTS syncapi_current_room_state_eventid_idx ON syncapi_current_room_state(event_id);
`
const upsertRoomStateSQL = "" +

37
syncapi/sync/requestpool.go
View file

@ -35,6 +35,7 @@ import (
userapi "github.com/matrix-org/dendrite/userapi/api"
"github.com/matrix-org/gomatrixserverlib"
"github.com/matrix-org/util"
"github.com/prometheus/client_golang/prometheus"
log "github.com/sirupsen/logrus"
)
@ -43,7 +44,7 @@ type RequestPool struct {
db storage.Database
cfg *config.SyncAPI
userAPI userapi.UserInternalAPI
notifier *Notifier
Notifier *Notifier
keyAPI keyapi.KeyInternalAPI
rsAPI roomserverAPI.RoomserverInternalAPI
lastseen sync.Map
@ -99,6 +100,30 @@ func (rp *RequestPool) updateLastSeen(req *http.Request, device *userapi.Device)
rp.lastseen.Store(device.UserID+device.ID, time.Now())
}
func init() {
prometheus.MustRegister(
activeSyncRequests, waitingSyncRequests,
)
}
var activeSyncRequests = prometheus.NewGauge(
prometheus.GaugeOpts{
Namespace: "dendrite",
Subsystem: "syncapi",
Name: "active_sync_requests",
Help: "The number of sync requests that are active right now",
},
)
var waitingSyncRequests = prometheus.NewGauge(
prometheus.GaugeOpts{
Namespace: "dendrite",
Subsystem: "syncapi",
Name: "waiting_sync_requests",
Help: "The number of sync requests that are waiting to be woken by a notifier",
},
)
// OnIncomingSyncRequest is called when a client makes a /sync request. This function MUST be
// called in a dedicated goroutine for this request. This function will block the goroutine
// until a response is ready, or it times out.
@ -122,9 +147,12 @@ func (rp *RequestPool) OnIncomingSyncRequest(req *http.Request, device *userapi.
"limit": syncReq.limit,
})
activeSyncRequests.Inc()
defer activeSyncRequests.Dec()
rp.updateLastSeen(req, device)
currPos := rp.notifier.CurrentPosition()
currPos := rp.Notifier.CurrentPosition()
if rp.shouldReturnImmediately(syncReq) {
syncData, err = rp.currentSyncForUser(*syncReq, currPos)
@ -139,13 +167,16 @@ func (rp *RequestPool) OnIncomingSyncRequest(req *http.Request, device *userapi.
}
}
waitingSyncRequests.Inc()
defer waitingSyncRequests.Dec()
// Otherwise, we wait for the notifier to tell us if something *may* have
// happened. We loop in case it turns out that nothing did happen.
timer := time.NewTimer(syncReq.timeout) // case of timeout=0 is handled above
defer timer.Stop()
userStreamListener := rp.notifier.GetListener(*syncReq)
userStreamListener := rp.Notifier.GetListener(*syncReq)
defer userStreamListener.Close()
// We need the loop in case userStreamListener wakes up even if there isn't

94
syncapi/types/types.go
View file

@ -17,7 +17,6 @@ package types
import (
"encoding/json"
"fmt"
"sort"
"strconv"
"strings"
@ -45,6 +44,10 @@ type LogPosition struct {
Offset int64
}
func (p *LogPosition) IsEmpty() bool {
return p.Offset == 0
}
// IsAfter returns true if this position is after `lp`.
func (p *LogPosition) IsAfter(lp *LogPosition) bool {
if lp == nil {
@ -110,33 +113,7 @@ type StreamingToken struct {
TypingPosition StreamPosition
ReceiptPosition StreamPosition
SendToDevicePosition StreamPosition
Logs map[string]*LogPosition
}
// This will be used as a fallback by json.Marshal.
func (t StreamingToken) MarshalText() ([]byte, error) {
return []byte(t.String()), nil
}
// This will be used as a fallback by json.Unmarshal.
func (t *StreamingToken) UnmarshalText(text []byte) (err error) {
*t, err = NewStreamTokenFromString(string(text))
return err
}
func (t *StreamingToken) SetLog(name string, lp *LogPosition) {
if t.Logs == nil {
t.Logs = make(map[string]*LogPosition)
}
t.Logs[name] = lp
}
func (t *StreamingToken) Log(name string) *LogPosition {
l, ok := t.Logs[name]
if !ok {
return nil
}
return l
DeviceListPosition LogPosition
}
func (t StreamingToken) String() string {
@ -145,14 +122,10 @@ func (t StreamingToken) String() string {
t.PDUPosition, t.TypingPosition,
t.ReceiptPosition, t.SendToDevicePosition,
)
var logStrings []string
for name, lp := range t.Logs {
logStr := fmt.Sprintf("%s-%d-%d", name, lp.Partition, lp.Offset)
logStrings = append(logStrings, logStr)
if dl := t.DeviceListPosition; !dl.IsEmpty() {
posStr += fmt.Sprintf(".dl-%d-%d", dl.Partition, dl.Offset)
}
sort.Strings(logStrings)
// E.g s11_22_33_44.dl0-134.ab1-441
return strings.Join(append([]string{posStr}, logStrings...), ".")
return posStr
}
// IsAfter returns true if ANY position in this token is greater than `other`.
@ -166,21 +139,14 @@ func (t *StreamingToken) IsAfter(other StreamingToken) bool {
return true
case t.SendToDevicePosition > other.SendToDevicePosition:
return true
}
for name := range t.Logs {
otherLog := other.Log(name)
if otherLog == nil {
continue
}
if t.Logs[name].IsAfter(otherLog) {
return true
}
case t.DeviceListPosition.IsAfter(&other.DeviceListPosition):
return true
}
return false
}
func (t *StreamingToken) IsEmpty() bool {
return t == nil || t.PDUPosition+t.TypingPosition+t.ReceiptPosition+t.SendToDevicePosition == 0
return t == nil || t.PDUPosition+t.TypingPosition+t.ReceiptPosition+t.SendToDevicePosition == 0 && t.DeviceListPosition.IsEmpty()
}
// WithUpdates returns a copy of the StreamingToken with updates applied from another StreamingToken.
@ -206,13 +172,8 @@ func (t *StreamingToken) ApplyUpdates(other StreamingToken) {
t.ReceiptPosition = other.ReceiptPosition
case other.SendToDevicePosition > 0:
t.SendToDevicePosition = other.SendToDevicePosition
}
if t.Logs == nil {
t.Logs = make(map[string]*LogPosition)
}
for name, pos := range other.Logs {
copy := *pos
t.Logs[name] = &copy
case other.DeviceListPosition.Offset > 0:
t.DeviceListPosition = other.DeviceListPosition
}
}
@ -321,30 +282,31 @@ func NewStreamTokenFromString(tok string) (token StreamingToken, err error) {
TypingPosition: positions[1],
ReceiptPosition: positions[2],
SendToDevicePosition: positions[3],
Logs: make(map[string]*LogPosition),
}
// dl-0-1234
// $log_name-$partition-$offset
for _, logStr := range categories[1:] {
segments := strings.Split(logStr, "-")
if len(segments) != 3 {
err = fmt.Errorf("token %s - invalid log: %s", tok, logStr)
err = fmt.Errorf("invalid log position %q", logStr)
return
}
var partition int64
partition, err = strconv.ParseInt(segments[1], 10, 32)
if err != nil {
switch segments[0] {
case "dl":
// Device list syncing
var partition, offset int
if partition, err = strconv.Atoi(segments[1]); err != nil {
return
}
if offset, err = strconv.Atoi(segments[2]); err != nil {
return
}
token.DeviceListPosition.Partition = int32(partition)
token.DeviceListPosition.Offset = int64(offset)
default:
err = fmt.Errorf("unrecognised token type %q", segments[0])
return
}
var offset int64
offset, err = strconv.ParseInt(segments[2], 10, 64)
if err != nil {
return
}
token.Logs[segments[0]] = &LogPosition{
Partition: int32(partition),
Offset: offset,
}
}
return token, nil
}

30
syncapi/types/types_test.go
View file

@ -12,28 +12,12 @@ func TestNewSyncTokenWithLogs(t *testing.T) {
tests := map[string]*StreamingToken{
"s4_0_0_0": {
PDUPosition: 4,
Logs: make(map[string]*LogPosition),
},
"s4_0_0_0.dl-0-123": {
PDUPosition: 4,
Logs: map[string]*LogPosition{
"dl": {
Partition: 0,
Offset: 123,
},
},
},
"s4_0_0_0.ab-1-14419482332.dl-0-123": {
PDUPosition: 4,
Logs: map[string]*LogPosition{
"ab": {
Partition: 1,
Offset: 14419482332,
},
"dl": {
Partition: 0,
Offset: 123,
},
DeviceListPosition: LogPosition{
Partition: 0,
Offset: 123,
},
},
}
@ -58,10 +42,10 @@ func TestNewSyncTokenWithLogs(t *testing.T) {
func TestSyncTokens(t *testing.T) {
shouldPass := map[string]string{
"s4_0_0_0": StreamingToken{4, 0, 0, 0, nil}.String(),
"s3_1_0_0": StreamingToken{3, 1, 0, 0, nil}.String(),
"s3_1_2_3": StreamingToken{3, 1, 2, 3, nil}.String(),
"t3_1": TopologyToken{3, 1}.String(),
"s4_0_0_0": StreamingToken{4, 0, 0, 0, LogPosition{}}.String(),
"s3_1_0_0.dl-1-2": StreamingToken{3, 1, 0, 0, LogPosition{1, 2}}.String(),
"s3_1_2_3": StreamingToken{3, 1, 2, 3, LogPosition{}}.String(),
"t3_1": TopologyToken{3, 1}.String(),
}
for a, b := range shouldPass {