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Refactor StoreEvent and create a new RoomDatabase interface (#2985)

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This PR changes a few things:
- It pulls out the creation of several NIDs from the `StoreEvent`
function to make the functions more reusable
- Uses more caching when using those NIDs to avoid DB round trips
This commit is contained in:
Till 2023-02-24 09:40:20 +01:00 • committed by GitHub
parent e6aa0955ff
commit ad07b169b8
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GPG key ID: 4AEE18F83AFDEB23
31 changed files with 459 additions and 302 deletions
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22
roomserver/internal/helpers/helpers.go
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@ -85,7 +85,7 @@ func IsServerCurrentlyInRoom(ctx context.Context, db storage.Database, serverNam
return false, err
}
events, err := db.Events(ctx, eventNIDs)
events, err := db.Events(ctx, info.RoomNID, eventNIDs)
if err != nil {
return false, err
}
@ -157,7 +157,7 @@ func IsInvitePending(
// only keep the "m.room.member" events with a "join" membership. These events are returned.
// Returns an error if there was an issue fetching the events.
func GetMembershipsAtState(
ctx context.Context, db storage.Database, stateEntries []types.StateEntry, joinedOnly bool,
ctx context.Context, db storage.RoomDatabase, roomNID types.RoomNID, stateEntries []types.StateEntry, joinedOnly bool,
) ([]types.Event, error) {
var eventNIDs types.EventNIDs
@ -177,7 +177,7 @@ func GetMembershipsAtState(
util.Unique(eventNIDs)
// Get all of the events in this state
stateEvents, err := db.Events(ctx, eventNIDs)
stateEvents, err := db.Events(ctx, roomNID, eventNIDs)
if err != nil {
return nil, err
}
@ -220,16 +220,16 @@ func StateBeforeEvent(ctx context.Context, db storage.Database, info *types.Room
return roomState.LoadCombinedStateAfterEvents(ctx, prevState)
}
func MembershipAtEvent(ctx context.Context, db storage.Database, info *types.RoomInfo, eventIDs []string, stateKeyNID types.EventStateKeyNID) (map[string][]types.StateEntry, error) {
func MembershipAtEvent(ctx context.Context, db storage.RoomDatabase, info *types.RoomInfo, eventIDs []string, stateKeyNID types.EventStateKeyNID) (map[string][]types.StateEntry, error) {
roomState := state.NewStateResolution(db, info)
// Fetch the state as it was when this event was fired
return roomState.LoadMembershipAtEvent(ctx, eventIDs, stateKeyNID)
}
func LoadEvents(
ctx context.Context, db storage.Database, eventNIDs []types.EventNID,
ctx context.Context, db storage.RoomDatabase, roomNID types.RoomNID, eventNIDs []types.EventNID,
) ([]*gomatrixserverlib.Event, error) {
stateEvents, err := db.Events(ctx, eventNIDs)
stateEvents, err := db.Events(ctx, roomNID, eventNIDs)
if err != nil {
return nil, err
}
@ -242,13 +242,13 @@ func LoadEvents(
}
func LoadStateEvents(
ctx context.Context, db storage.Database, stateEntries []types.StateEntry,
ctx context.Context, db storage.RoomDatabase, roomNID types.RoomNID, stateEntries []types.StateEntry,
) ([]*gomatrixserverlib.Event, error) {
eventNIDs := make([]types.EventNID, len(stateEntries))
for i := range stateEntries {
eventNIDs[i] = stateEntries[i].EventNID
}
return LoadEvents(ctx, db, eventNIDs)
return LoadEvents(ctx, db, roomNID, eventNIDs)
}
func CheckServerAllowedToSeeEvent(
@ -326,7 +326,7 @@ func slowGetHistoryVisibilityState(
return nil, nil
}
return LoadStateEvents(ctx, db, filteredEntries)
return LoadStateEvents(ctx, db, info.RoomNID, filteredEntries)
}
// TODO: Remove this when we have tests to assert correctness of this function
@ -366,7 +366,7 @@ BFSLoop:
next = make([]string, 0)
}
// Retrieve the events to process from the database.
events, err = db.EventsFromIDs(ctx, front)
events, err = db.EventsFromIDs(ctx, info.RoomNID, front)
if err != nil {
return resultNIDs, redactEventIDs, err
}
@ -467,7 +467,7 @@ func QueryLatestEventsAndState(
return err
}
stateEvents, err := LoadStateEvents(ctx, db, stateEntries)
stateEvents, err := LoadStateEvents(ctx, db, roomInfo.RoomNID, stateEntries)
if err != nil {
return err
}