package internal import ( "context" "github.com/Shopify/sarama" asAPI "github.com/matrix-org/dendrite/appservice/api" fsAPI "github.com/matrix-org/dendrite/federationsender/api" "github.com/matrix-org/dendrite/internal/caching" "github.com/matrix-org/dendrite/roomserver/acls" "github.com/matrix-org/dendrite/roomserver/api" "github.com/matrix-org/dendrite/roomserver/internal/input" "github.com/matrix-org/dendrite/roomserver/internal/perform" "github.com/matrix-org/dendrite/roomserver/internal/query" "github.com/matrix-org/dendrite/roomserver/storage" "github.com/matrix-org/dendrite/setup/config" "github.com/matrix-org/gomatrixserverlib" ) // RoomserverInternalAPI is an implementation of api.RoomserverInternalAPI type RoomserverInternalAPI struct { *input.Inputer *query.Queryer *perform.Inviter *perform.Joiner *perform.Peeker *perform.Unpeeker *perform.Leaver *perform.Publisher *perform.Backfiller *perform.Forgetter DB storage.Database Cfg *config.RoomServer Producer sarama.SyncProducer Cache caching.RoomServerCaches ServerName gomatrixserverlib.ServerName KeyRing gomatrixserverlib.JSONVerifier fsAPI fsAPI.FederationSenderInternalAPI asAPI asAPI.AppServiceQueryAPI OutputRoomEventTopic string // Kafka topic for new output room events PerspectiveServerNames []gomatrixserverlib.ServerName } func NewRoomserverAPI( cfg *config.RoomServer, roomserverDB storage.Database, producer sarama.SyncProducer, outputRoomEventTopic string, caches caching.RoomServerCaches, keyRing gomatrixserverlib.JSONVerifier, perspectiveServerNames []gomatrixserverlib.ServerName, ) *RoomserverInternalAPI { serverACLs := acls.NewServerACLs(roomserverDB) a := &RoomserverInternalAPI{ DB: roomserverDB, Cfg: cfg, Cache: caches, ServerName: cfg.Matrix.ServerName, PerspectiveServerNames: perspectiveServerNames, KeyRing: keyRing, Queryer: &query.Queryer{ DB: roomserverDB, Cache: caches, ServerACLs: serverACLs, }, Inputer: &input.Inputer{ DB: roomserverDB, OutputRoomEventTopic: outputRoomEventTopic, Producer: producer, ServerName: cfg.Matrix.ServerName, ACLs: serverACLs, }, // perform-er structs get initialised when we have a federation sender to use } return a } // SetFederationSenderInputAPI passes in a federation sender input API reference // so that we can avoid the chicken-and-egg problem of both the roomserver input API // and the federation sender input API being interdependent. func (r *RoomserverInternalAPI) SetFederationSenderAPI(fsAPI fsAPI.FederationSenderInternalAPI) { r.fsAPI = fsAPI r.Inviter = &perform.Inviter{ DB: r.DB, Cfg: r.Cfg, FSAPI: r.fsAPI, Inputer: r.Inputer, } r.Joiner = &perform.Joiner{ ServerName: r.Cfg.Matrix.ServerName, Cfg: r.Cfg, DB: r.DB, FSAPI: r.fsAPI, Inputer: r.Inputer, } r.Peeker = &perform.Peeker{ ServerName: r.Cfg.Matrix.ServerName, Cfg: r.Cfg, DB: r.DB, FSAPI: r.fsAPI, Inputer: r.Inputer, } r.Unpeeker = &perform.Unpeeker{ ServerName: r.Cfg.Matrix.ServerName, Cfg: r.Cfg, DB: r.DB, FSAPI: r.fsAPI, Inputer: r.Inputer, } r.Leaver = &perform.Leaver{ Cfg: r.Cfg, DB: r.DB, FSAPI: r.fsAPI, Inputer: r.Inputer, } r.Publisher = &perform.Publisher{ DB: r.DB, } r.Backfiller = &perform.Backfiller{ ServerName: r.ServerName, DB: r.DB, FSAPI: r.fsAPI, KeyRing: r.KeyRing, // Perspective servers are trusted to not lie about server keys, so we will also // prefer these servers when backfilling (assuming they are in the room) rather // than trying random servers PreferServers: r.PerspectiveServerNames, } r.Forgetter = &perform.Forgetter{ DB: r.DB, } } func (r *RoomserverInternalAPI) SetAppserviceAPI(asAPI asAPI.AppServiceQueryAPI) { r.asAPI = asAPI } func (r *RoomserverInternalAPI) PerformInvite( ctx context.Context, req *api.PerformInviteRequest, res *api.PerformInviteResponse, ) error { outputEvents, err := r.Inviter.PerformInvite(ctx, req, res) if err != nil { return err } if len(outputEvents) == 0 { return nil } return r.WriteOutputEvents(req.Event.RoomID(), outputEvents) } func (r *RoomserverInternalAPI) PerformLeave( ctx context.Context, req *api.PerformLeaveRequest, res *api.PerformLeaveResponse, ) error { outputEvents, err := r.Leaver.PerformLeave(ctx, req, res) if err != nil { return err } if len(outputEvents) == 0 { return nil } return r.WriteOutputEvents(req.RoomID, outputEvents) } func (r *RoomserverInternalAPI) PerformForget( ctx context.Context, req *api.PerformForgetRequest, resp *api.PerformForgetResponse, ) error { return r.Forgetter.PerformForget(ctx, req, resp) }