refactor: update GMSL (#3058)

Sister PR to https://github.com/matrix-org/gomatrixserverlib/pull/364

Read this commit by commit to avoid going insane.

23 files changed, 114 insertions, 99 deletions

diff --git a/clientapi/admin_test.go b/clientapi/admin_test.go
index da1ac70b..cf1c4ef3 100644
--- a/clientapi/admin_test.go
+++ b/clientapi/admin_test.go
@@ -18,8 +18,8 @@ import (
 	"github.com/matrix-org/dendrite/setup/config"
 	"github.com/matrix-org/dendrite/setup/jetstream"
 	"github.com/matrix-org/dendrite/syncapi"
-	"github.com/matrix-org/gomatrixserverlib"
 	"github.com/matrix-org/gomatrixserverlib/fclient"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 	"github.com/matrix-org/util"
 	"github.com/tidwall/gjson"
 
@@ -123,7 +123,7 @@ func TestPurgeRoom(t *testing.T) {
 	room := test.NewRoom(t, aliceAdmin, test.RoomPreset(test.PresetTrustedPrivateChat))
 
 	// Invite Bob
-	room.CreateAndInsert(t, aliceAdmin, gomatrixserverlib.MRoomMember, map[string]interface{}{
+	room.CreateAndInsert(t, aliceAdmin, spec.MRoomMember, map[string]interface{}{
 		"membership": "invite",
 	}, test.WithStateKey(bob.ID))
 
@@ -194,7 +194,7 @@ func TestAdminEvacuateRoom(t *testing.T) {
 	room := test.NewRoom(t, aliceAdmin)
 
 	// Join Bob
-	room.CreateAndInsert(t, bob, gomatrixserverlib.MRoomMember, map[string]interface{}{
+	room.CreateAndInsert(t, bob, spec.MRoomMember, map[string]interface{}{
 		"membership": "join",
 	}, test.WithStateKey(bob.ID))
 
@@ -291,10 +291,10 @@ func TestAdminEvacuateUser(t *testing.T) {
 	room2 := test.NewRoom(t, aliceAdmin)
 
 	// Join Bob
-	room.CreateAndInsert(t, bob, gomatrixserverlib.MRoomMember, map[string]interface{}{
+	room.CreateAndInsert(t, bob, spec.MRoomMember, map[string]interface{}{
 		"membership": "join",
 	}, test.WithStateKey(bob.ID))
-	room2.CreateAndInsert(t, bob, gomatrixserverlib.MRoomMember, map[string]interface{}{
+	room2.CreateAndInsert(t, bob, spec.MRoomMember, map[string]interface{}{
 		"membership": "join",
 	}, test.WithStateKey(bob.ID))
 
diff --git a/clientapi/auth/user_interactive_test.go b/clientapi/auth/user_interactive_test.go
index 383a5339..4003e964 100644
--- a/clientapi/auth/user_interactive_test.go
+++ b/clientapi/auth/user_interactive_test.go
@@ -8,14 +8,14 @@ import (
 
 	"github.com/matrix-org/dendrite/setup/config"
 	"github.com/matrix-org/dendrite/userapi/api"
-	"github.com/matrix-org/gomatrixserverlib"
 	"github.com/matrix-org/gomatrixserverlib/fclient"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 	"github.com/matrix-org/util"
 )
 
 var (
 	ctx        = context.Background()
-	serverName = gomatrixserverlib.ServerName("example.com")
+	serverName = spec.ServerName("example.com")
 	// space separated localpart+password -> account
 	lookup = make(map[string]*api.Account)
 	device = &api.Device{
diff --git a/clientapi/producers/syncapi.go b/clientapi/producers/syncapi.go
index 2dc0c484..905ecce4 100644
--- a/clientapi/producers/syncapi.go
+++ b/clientapi/producers/syncapi.go
@@ -22,6 +22,7 @@ import (
 	"time"
 
 	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 	"github.com/nats-io/nats.go"
 	log "github.com/sirupsen/logrus"
 
@@ -37,13 +38,13 @@ type SyncAPIProducer struct {
 	TopicTypingEvent       string
 	TopicPresenceEvent     string
 	JetStream              nats.JetStreamContext
-	ServerName             gomatrixserverlib.ServerName
+	ServerName             spec.ServerName
 	UserAPI                userapi.ClientUserAPI
 }
 
 func (p *SyncAPIProducer) SendReceipt(
 	ctx context.Context,
-	userID, roomID, eventID, receiptType string, timestamp gomatrixserverlib.Timestamp,
+	userID, roomID, eventID, receiptType string, timestamp spec.Timestamp,
 ) error {
 	m := &nats.Msg{
 		Subject: p.TopicReceiptEvent,
@@ -154,7 +155,7 @@ func (p *SyncAPIProducer) SendPresence(
 		m.Header.Set("status_msg", *statusMsg)
 	}
 
-	m.Header.Set("last_active_ts", strconv.Itoa(int(gomatrixserverlib.AsTimestamp(time.Now()))))
+	m.Header.Set("last_active_ts", strconv.Itoa(int(spec.AsTimestamp(time.Now()))))
 
 	_, err := p.JetStream.PublishMsg(m, nats.Context(ctx))
 	return err
diff --git a/clientapi/routing/admin.go b/clientapi/routing/admin.go
index 76e18f2f..809d486d 100644
--- a/clientapi/routing/admin.go
+++ b/clientapi/routing/admin.go
@@ -10,6 +10,7 @@ import (
 	"github.com/gorilla/mux"
 	"github.com/matrix-org/dendrite/internal"
 	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 	"github.com/matrix-org/util"
 	"github.com/nats-io/nats.go"
 	"github.com/sirupsen/logrus"
@@ -262,7 +263,7 @@ func AdminDownloadState(req *http.Request, cfg *config.ClientAPI, device *api.De
 		&roomserverAPI.PerformAdminDownloadStateRequest{
 			UserID:     device.UserID,
 			RoomID:     roomID,
-			ServerName: gomatrixserverlib.ServerName(serverName),
+			ServerName: spec.ServerName(serverName),
 		},
 		res,
 	); err != nil {
diff --git a/clientapi/routing/aliases.go b/clientapi/routing/aliases.go
index 68d0f419..90621daf 100644
--- a/clientapi/routing/aliases.go
+++ b/clientapi/routing/aliases.go
@@ -22,6 +22,7 @@ import (
 	"github.com/matrix-org/dendrite/roomserver/api"
 	userapi "github.com/matrix-org/dendrite/userapi/api"
 	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 
 	"github.com/matrix-org/util"
 )
@@ -31,7 +32,7 @@ func GetAliases(
 	req *http.Request, rsAPI api.ClientRoomserverAPI, device *userapi.Device, roomID string,
 ) util.JSONResponse {
 	stateTuple := gomatrixserverlib.StateKeyTuple{
-		EventType: gomatrixserverlib.MRoomHistoryVisibility,
+		EventType: spec.MRoomHistoryVisibility,
 		StateKey:  "",
 	}
 	stateReq := &api.QueryCurrentStateRequest{
@@ -53,7 +54,7 @@ func GetAliases(
 			return util.ErrorResponse(fmt.Errorf("historyVisEvent.HistoryVisibility: %w", err))
 		}
 	}
-	if visibility != gomatrixserverlib.WorldReadable {
+	if visibility != spec.WorldReadable {
 		queryReq := api.QueryMembershipForUserRequest{
 			RoomID: roomID,
 			UserID: device.UserID,
diff --git a/clientapi/routing/createroom.go b/clientapi/routing/createroom.go
index c2a43213..a07ef2f5 100644
--- a/clientapi/routing/createroom.go
+++ b/clientapi/routing/createroom.go
@@ -26,6 +26,8 @@ import (
 	roomserverAPI "github.com/matrix-org/dendrite/roomserver/api"
 	roomserverVersion "github.com/matrix-org/dendrite/roomserver/version"
 	"github.com/matrix-org/dendrite/userapi/api"
+	"github.com/matrix-org/gomatrixserverlib/fclient"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 
 	"github.com/matrix-org/dendrite/clientapi/httputil"
 	"github.com/matrix-org/dendrite/clientapi/jsonerror"
@@ -233,7 +235,7 @@ func createRoom(
 	createContent["room_version"] = roomVersion
 	powerLevelContent := eventutil.InitialPowerLevelsContent(userID)
 	joinRuleContent := gomatrixserverlib.JoinRuleContent{
-		JoinRule: gomatrixserverlib.Invite,
+		JoinRule: spec.Invite,
 	}
 	historyVisibilityContent := gomatrixserverlib.HistoryVisibilityContent{
 		HistoryVisibility: historyVisibilityShared,
@@ -253,40 +255,40 @@ func createRoom(
 
 	switch r.Preset {
 	case presetPrivateChat:
-		joinRuleContent.JoinRule = gomatrixserverlib.Invite
+		joinRuleContent.JoinRule = spec.Invite
 		historyVisibilityContent.HistoryVisibility = historyVisibilityShared
 	case presetTrustedPrivateChat:
-		joinRuleContent.JoinRule = gomatrixserverlib.Invite
+		joinRuleContent.JoinRule = spec.Invite
 		historyVisibilityContent.HistoryVisibility = historyVisibilityShared
 		for _, invitee := range r.Invite {
 			powerLevelContent.Users[invitee] = 100
 		}
 	case presetPublicChat:
-		joinRuleContent.JoinRule = gomatrixserverlib.Public
+		joinRuleContent.JoinRule = spec.Public
 		historyVisibilityContent.HistoryVisibility = historyVisibilityShared
 	}
 
 	createEvent := fledglingEvent{
-		Type:    gomatrixserverlib.MRoomCreate,
+		Type:    spec.MRoomCreate,
 		Content: createContent,
 	}
 	powerLevelEvent := fledglingEvent{
-		Type:    gomatrixserverlib.MRoomPowerLevels,
+		Type:    spec.MRoomPowerLevels,
 		Content: powerLevelContent,
 	}
 	joinRuleEvent := fledglingEvent{
-		Type:    gomatrixserverlib.MRoomJoinRules,
+		Type:    spec.MRoomJoinRules,
 		Content: joinRuleContent,
 	}
 	historyVisibilityEvent := fledglingEvent{
-		Type:    gomatrixserverlib.MRoomHistoryVisibility,
+		Type:    spec.MRoomHistoryVisibility,
 		Content: historyVisibilityContent,
 	}
 	membershipEvent := fledglingEvent{
-		Type:     gomatrixserverlib.MRoomMember,
+		Type:     spec.MRoomMember,
 		StateKey: userID,
 		Content: gomatrixserverlib.MemberContent{
-			Membership:  gomatrixserverlib.Join,
+			Membership:  spec.Join,
 			DisplayName: profile.DisplayName,
 			AvatarURL:   profile.AvatarURL,
 		},
@@ -299,7 +301,7 @@ func createRoom(
 
 	if r.Name != "" {
 		nameEvent = &fledglingEvent{
-			Type: gomatrixserverlib.MRoomName,
+			Type: spec.MRoomName,
 			Content: eventutil.NameContent{
 				Name: r.Name,
 			},
@@ -308,7 +310,7 @@ func createRoom(
 
 	if r.Topic != "" {
 		topicEvent = &fledglingEvent{
-			Type: gomatrixserverlib.MRoomTopic,
+			Type: spec.MRoomTopic,
 			Content: eventutil.TopicContent{
 				Topic: r.Topic,
 			},
@@ -317,7 +319,7 @@ func createRoom(
 
 	if r.GuestCanJoin {
 		guestAccessEvent = &fledglingEvent{
-			Type: gomatrixserverlib.MRoomGuestAccess,
+			Type: spec.MRoomGuestAccess,
 			Content: eventutil.GuestAccessContent{
 				GuestAccess: "can_join",
 			},
@@ -347,7 +349,7 @@ func createRoom(
 		}
 
 		aliasEvent = &fledglingEvent{
-			Type: gomatrixserverlib.MRoomCanonicalAlias,
+			Type: spec.MRoomCanonicalAlias,
 			Content: eventutil.CanonicalAlias{
 				Alias: roomAlias,
 			},
@@ -362,25 +364,25 @@ func createRoom(
 		}
 
 		switch r.InitialState[i].Type {
-		case gomatrixserverlib.MRoomCreate:
+		case spec.MRoomCreate:
 			continue
 
-		case gomatrixserverlib.MRoomPowerLevels:
+		case spec.MRoomPowerLevels:
 			powerLevelEvent = r.InitialState[i]
 
-		case gomatrixserverlib.MRoomJoinRules:
+		case spec.MRoomJoinRules:
 			joinRuleEvent = r.InitialState[i]
 
-		case gomatrixserverlib.MRoomHistoryVisibility:
+		case spec.MRoomHistoryVisibility:
 			historyVisibilityEvent = r.InitialState[i]
 
-		case gomatrixserverlib.MRoomGuestAccess:
+		case spec.MRoomGuestAccess:
 			guestAccessEvent = &r.InitialState[i]
 
-		case gomatrixserverlib.MRoomName:
+		case spec.MRoomName:
 			nameEvent = &r.InitialState[i]
 
-		case gomatrixserverlib.MRoomTopic:
+		case spec.MRoomTopic:
 			topicEvent = &r.InitialState[i]
 
 		default:
@@ -510,30 +512,30 @@ func createRoom(
 	// If this is a direct message then we should invite the participants.
 	if len(r.Invite) > 0 {
 		// Build some stripped state for the invite.
-		var globalStrippedState []gomatrixserverlib.InviteV2StrippedState
+		var globalStrippedState []fclient.InviteV2StrippedState
 		for _, event := range builtEvents {
 			// Chosen events from the spec:
 			// https://spec.matrix.org/v1.3/client-server-api/#stripped-state
 			switch event.Type() {
-			case gomatrixserverlib.MRoomCreate:
+			case spec.MRoomCreate:
 				fallthrough
-			case gomatrixserverlib.MRoomName:
+			case spec.MRoomName:
 				fallthrough
-			case gomatrixserverlib.MRoomAvatar:
+			case spec.MRoomAvatar:
 				fallthrough
-			case gomatrixserverlib.MRoomTopic:
+			case spec.MRoomTopic:
 				fallthrough
-			case gomatrixserverlib.MRoomCanonicalAlias:
+			case spec.MRoomCanonicalAlias:
 				fallthrough
-			case gomatrixserverlib.MRoomEncryption:
+			case spec.MRoomEncryption:
 				fallthrough
-			case gomatrixserverlib.MRoomMember:
+			case spec.MRoomMember:
 				fallthrough
-			case gomatrixserverlib.MRoomJoinRules:
+			case spec.MRoomJoinRules:
 				ev := event.Event
 				globalStrippedState = append(
 					globalStrippedState,
-					gomatrixserverlib.NewInviteV2StrippedState(ev),
+					fclient.NewInviteV2StrippedState(ev),
 				)
 			}
 		}
@@ -542,7 +544,7 @@ func createRoom(
 		for _, invitee := range r.Invite {
 			// Build the invite event.
 			inviteEvent, err := buildMembershipEvent(
-				ctx, invitee, "", profileAPI, device, gomatrixserverlib.Invite,
+				ctx, invitee, "", profileAPI, device, spec.Invite,
 				roomID, r.IsDirect, cfg, evTime, rsAPI, asAPI,
 			)
 			if err != nil {
@@ -551,7 +553,7 @@ func createRoom(
 			}
 			inviteStrippedState := append(
 				globalStrippedState,
-				gomatrixserverlib.NewInviteV2StrippedState(inviteEvent.Event),
+				fclient.NewInviteV2StrippedState(inviteEvent.Event),
 			)
 			// Send the invite event to the roomserver.
 			var inviteRes roomserverAPI.PerformInviteResponse
diff --git a/clientapi/routing/directory.go b/clientapi/routing/directory.go
index 696f0c1e..e108f3cf 100644
--- a/clientapi/routing/directory.go
+++ b/clientapi/routing/directory.go
@@ -20,6 +20,7 @@ import (
 
 	"github.com/matrix-org/gomatrixserverlib"
 	"github.com/matrix-org/gomatrixserverlib/fclient"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 	"github.com/matrix-org/util"
 
 	"github.com/matrix-org/dendrite/clientapi/httputil"
@@ -35,7 +36,7 @@ type roomDirectoryResponse struct {
 	Servers []string `json:"servers"`
 }
 
-func (r *roomDirectoryResponse) fillServers(servers []gomatrixserverlib.ServerName) {
+func (r *roomDirectoryResponse) fillServers(servers []spec.ServerName) {
 	r.Servers = make([]string, len(servers))
 	for i, s := range servers {
 		r.Servers[i] = string(s)
@@ -253,7 +254,7 @@ func GetVisibility(
 
 	var v roomVisibility
 	if len(res.RoomIDs) == 1 {
-		v.Visibility = gomatrixserverlib.Public
+		v.Visibility = spec.Public
 	} else {
 		v.Visibility = "private"
 	}
@@ -278,7 +279,7 @@ func SetVisibility(
 	queryEventsReq := roomserverAPI.QueryLatestEventsAndStateRequest{
 		RoomID: roomID,
 		StateToFetch: []gomatrixserverlib.StateKeyTuple{{
-			EventType: gomatrixserverlib.MRoomPowerLevels,
+			EventType: spec.MRoomPowerLevels,
 			StateKey:  "",
 		}},
 	}
@@ -291,7 +292,7 @@ func SetVisibility(
 
 	// NOTSPEC: Check if the user's power is greater than power required to change m.room.canonical_alias event
 	power, _ := gomatrixserverlib.NewPowerLevelContentFromEvent(queryEventsRes.StateEvents[0].Event)
-	if power.UserLevel(dev.UserID) < power.EventLevel(gomatrixserverlib.MRoomCanonicalAlias, true) {
+	if power.UserLevel(dev.UserID) < power.EventLevel(spec.MRoomCanonicalAlias, true) {
 		return util.JSONResponse{
 			Code: http.StatusForbidden,
 			JSON: jsonerror.Forbidden("userID doesn't have power level to change visibility"),
diff --git a/clientapi/routing/directory_public.go b/clientapi/routing/directory_public.go
index 8e1e05a5..0616e79e 100644
--- a/clientapi/routing/directory_public.go
+++ b/clientapi/routing/directory_public.go
@@ -23,8 +23,8 @@ import (
 	"strings"
 	"sync"
 
-	"github.com/matrix-org/gomatrixserverlib"
 	"github.com/matrix-org/gomatrixserverlib/fclient"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 	"github.com/matrix-org/util"
 
 	"github.com/matrix-org/dendrite/clientapi/api"
@@ -72,7 +72,7 @@ func GetPostPublicRooms(
 		}
 	}
 
-	serverName := gomatrixserverlib.ServerName(request.Server)
+	serverName := spec.ServerName(request.Server)
 	if serverName != "" && !cfg.Matrix.IsLocalServerName(serverName) {
 		res, err := federation.GetPublicRoomsFiltered(
 			req.Context(), cfg.Matrix.ServerName, serverName,
diff --git a/clientapi/routing/joinroom.go b/clientapi/routing/joinroom.go
index 3493dd6d..d736a958 100644
--- a/clientapi/routing/joinroom.go
+++ b/clientapi/routing/joinroom.go
@@ -23,7 +23,7 @@ import (
 	"github.com/matrix-org/dendrite/clientapi/jsonerror"
 	roomserverAPI "github.com/matrix-org/dendrite/roomserver/api"
 	"github.com/matrix-org/dendrite/userapi/api"
-	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 	"github.com/matrix-org/util"
 )
 
@@ -49,7 +49,7 @@ func JoinRoomByIDOrAlias(
 		for _, serverName := range serverNames {
 			joinReq.ServerNames = append(
 				joinReq.ServerNames,
-				gomatrixserverlib.ServerName(serverName),
+				spec.ServerName(serverName),
 			)
 		}
 	}
diff --git a/clientapi/routing/membership.go b/clientapi/routing/membership.go
index 1a96d4b1..13de4d00 100644
--- a/clientapi/routing/membership.go
+++ b/clientapi/routing/membership.go
@@ -21,6 +21,7 @@ import (
 	"time"
 
 	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 
 	appserviceAPI "github.com/matrix-org/dendrite/appservice/api"
 	"github.com/matrix-org/dendrite/clientapi/auth/authtypes"
@@ -70,7 +71,7 @@ func SendBan(
 		}
 	}
 
-	return sendMembership(req.Context(), profileAPI, device, roomID, gomatrixserverlib.Ban, body.Reason, cfg, body.UserID, evTime, rsAPI, asAPI)
+	return sendMembership(req.Context(), profileAPI, device, roomID, spec.Ban, body.Reason, cfg, body.UserID, evTime, rsAPI, asAPI)
 }
 
 func sendMembership(ctx context.Context, profileAPI userapi.ClientUserAPI, device *userapi.Device,
@@ -149,14 +150,14 @@ func SendKick(
 		return util.ErrorResponse(err)
 	}
 	// kick is only valid if the user is not currently banned or left (that is, they are joined or invited)
-	if queryRes.Membership != gomatrixserverlib.Join && queryRes.Membership != gomatrixserverlib.Invite {
+	if queryRes.Membership != spec.Join && queryRes.Membership != spec.Invite {
 		return util.JSONResponse{
 			Code: http.StatusForbidden,
 			JSON: jsonerror.Unknown("cannot /kick banned or left users"),
 		}
 	}
 	// TODO: should we be using SendLeave instead?
-	return sendMembership(req.Context(), profileAPI, device, roomID, gomatrixserverlib.Leave, body.Reason, cfg, body.UserID, evTime, rsAPI, asAPI)
+	return sendMembership(req.Context(), profileAPI, device, roomID, spec.Leave, body.Reason, cfg, body.UserID, evTime, rsAPI, asAPI)
 }
 
 func SendUnban(
@@ -190,14 +191,14 @@ func SendUnban(
 	}
 
 	// unban is only valid if the user is currently banned
-	if queryRes.Membership != gomatrixserverlib.Ban {
+	if queryRes.Membership != spec.Ban {
 		return util.JSONResponse{
 			Code: http.StatusBadRequest,
 			JSON: jsonerror.Unknown("can only /unban users that are banned"),
 		}
 	}
 	// TODO: should we be using SendLeave instead?
-	return sendMembership(req.Context(), profileAPI, device, roomID, gomatrixserverlib.Leave, body.Reason, cfg, body.UserID, evTime, rsAPI, asAPI)
+	return sendMembership(req.Context(), profileAPI, device, roomID, spec.Leave, body.Reason, cfg, body.UserID, evTime, rsAPI, asAPI)
 }
 
 func SendInvite(
@@ -255,7 +256,7 @@ func sendInvite(
 	asAPI appserviceAPI.AppServiceInternalAPI, evTime time.Time,
 ) (util.JSONResponse, error) {
 	event, err := buildMembershipEvent(
-		ctx, userID, reason, profileAPI, device, gomatrixserverlib.Invite,
+		ctx, userID, reason, profileAPI, device, spec.Invite,
 		roomID, false, cfg, evTime, rsAPI, asAPI,
 	)
 	if err != nil {
@@ -480,7 +481,7 @@ func SendForget(
 
 func getPowerlevels(req *http.Request, rsAPI roomserverAPI.ClientRoomserverAPI, roomID string) (*gomatrixserverlib.PowerLevelContent, *util.JSONResponse) {
 	plEvent := roomserverAPI.GetStateEvent(req.Context(), rsAPI, roomID, gomatrixserverlib.StateKeyTuple{
-		EventType: gomatrixserverlib.MRoomPowerLevels,
+		EventType: spec.MRoomPowerLevels,
 		StateKey:  "",
 	})
 	if plEvent == nil {
diff --git a/clientapi/routing/peekroom.go b/clientapi/routing/peekroom.go
index 9b2592eb..9a8f4378 100644
--- a/clientapi/routing/peekroom.go
+++ b/clientapi/routing/peekroom.go
@@ -20,7 +20,7 @@ import (
 	"github.com/matrix-org/dendrite/clientapi/jsonerror"
 	roomserverAPI "github.com/matrix-org/dendrite/roomserver/api"
 	"github.com/matrix-org/dendrite/userapi/api"
-	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 	"github.com/matrix-org/util"
 )
 
@@ -49,7 +49,7 @@ func PeekRoomByIDOrAlias(
 		for _, serverName := range serverNames {
 			peekReq.ServerNames = append(
 				peekReq.ServerNames,
-				gomatrixserverlib.ServerName(serverName),
+				spec.ServerName(serverName),
 			)
 		}
 	}
diff --git a/clientapi/routing/presence.go b/clientapi/routing/presence.go
index 093a6246..c50b0943 100644
--- a/clientapi/routing/presence.go
+++ b/clientapi/routing/presence.go
@@ -27,7 +27,7 @@ import (
 	"github.com/matrix-org/dendrite/setup/jetstream"
 	"github.com/matrix-org/dendrite/syncapi/types"
 	"github.com/matrix-org/dendrite/userapi/api"
-	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 	"github.com/matrix-org/util"
 	"github.com/nats-io/nats.go"
 	log "github.com/sirupsen/logrus"
@@ -123,7 +123,7 @@ func GetPresence(
 		}
 	}
 
-	p := types.PresenceInternal{LastActiveTS: gomatrixserverlib.Timestamp(lastActive)}
+	p := types.PresenceInternal{LastActiveTS: spec.Timestamp(lastActive)}
 	currentlyActive := p.CurrentlyActive()
 	return util.JSONResponse{
 		Code: http.StatusOK,
diff --git a/clientapi/routing/profile.go b/clientapi/routing/profile.go
index 38b37a25..6d1a0824 100644
--- a/clientapi/routing/profile.go
+++ b/clientapi/routing/profile.go
@@ -21,6 +21,7 @@ import (
 
 	"github.com/matrix-org/gomatrixserverlib"
 	"github.com/matrix-org/gomatrixserverlib/fclient"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 
 	appserviceAPI "github.com/matrix-org/dendrite/appservice/api"
 	"github.com/matrix-org/dendrite/clientapi/auth/authtypes"
@@ -351,7 +352,7 @@ func buildMembershipEvents(
 		}
 
 		content := gomatrixserverlib.MemberContent{
-			Membership: gomatrixserverlib.Join,
+			Membership: spec.Join,
 		}
 
 		content.DisplayName = newProfile.DisplayName
diff --git a/clientapi/routing/receipt.go b/clientapi/routing/receipt.go
index 99217a78..634b60b7 100644
--- a/clientapi/routing/receipt.go
+++ b/clientapi/routing/receipt.go
@@ -22,7 +22,7 @@ import (
 
 	"github.com/matrix-org/dendrite/clientapi/jsonerror"
 	"github.com/matrix-org/dendrite/clientapi/producers"
-	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 
 	"github.com/matrix-org/dendrite/userapi/api"
 	userapi "github.com/matrix-org/dendrite/userapi/api"
@@ -31,7 +31,7 @@ import (
 )
 
 func SetReceipt(req *http.Request, userAPI api.ClientUserAPI, syncProducer *producers.SyncAPIProducer, device *userapi.Device, roomID, receiptType, eventID string) util.JSONResponse {
-	timestamp := gomatrixserverlib.AsTimestamp(time.Now())
+	timestamp := spec.AsTimestamp(time.Now())
 	logrus.WithFields(logrus.Fields{
 		"roomID":      roomID,
 		"receiptType": receiptType,
diff --git a/clientapi/routing/redaction.go b/clientapi/routing/redaction.go
index f86bbc8f..2bdf6705 100644
--- a/clientapi/routing/redaction.go
+++ b/clientapi/routing/redaction.go
@@ -20,6 +20,7 @@ import (
 	"time"
 
 	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 	"github.com/matrix-org/util"
 
 	"github.com/matrix-org/dendrite/clientapi/httputil"
@@ -77,7 +78,7 @@ func SendRedaction(
 	allowedToRedact := ev.Sender() == device.UserID
 	if !allowedToRedact {
 		plEvent := roomserverAPI.GetStateEvent(req.Context(), rsAPI, roomID, gomatrixserverlib.StateKeyTuple{
-			EventType: gomatrixserverlib.MRoomPowerLevels,
+			EventType: spec.MRoomPowerLevels,
 			StateKey:  "",
 		})
 		if plEvent == nil {
@@ -114,7 +115,7 @@ func SendRedaction(
 	builder := gomatrixserverlib.EventBuilder{
 		Sender:  device.UserID,
 		RoomID:  roomID,
-		Type:    gomatrixserverlib.MRoomRedaction,
+		Type:    spec.MRoomRedaction,
 		Redacts: eventID,
 	}
 	err := builder.SetContent(r)
diff --git a/clientapi/routing/register.go b/clientapi/routing/register.go
index d880961f..8e7f7758 100644
--- a/clientapi/routing/register.go
+++ b/clientapi/routing/register.go
@@ -37,6 +37,7 @@ import (
 	"github.com/matrix-org/dendrite/setup/config"
 
 	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 	"github.com/matrix-org/gomatrixserverlib/tokens"
 	"github.com/matrix-org/util"
 	"github.com/prometheus/client_golang/prometheus"
@@ -206,10 +207,10 @@ var (
 // previous parameters with the ones supplied. This mean you cannot "build up" request params.
 type registerRequest struct {
 	// registration parameters
-	Password   string                       `json:"password"`
-	Username   string                       `json:"username"`
-	ServerName gomatrixserverlib.ServerName `json:"-"`
-	Admin      bool                         `json:"admin"`
+	Password   string          `json:"password"`
+	Username   string          `json:"username"`
+	ServerName spec.ServerName `json:"-"`
+	Admin      bool            `json:"admin"`
 	// user-interactive auth params
 	Auth authDict `json:"auth"`
 
@@ -478,7 +479,7 @@ func Register(
 	}
 
 	var r registerRequest
-	host := gomatrixserverlib.ServerName(req.Host)
+	host := spec.ServerName(req.Host)
 	if v := cfg.Matrix.VirtualHostForHTTPHost(host); v != nil {
 		r.ServerName = v.ServerName
 	} else {
@@ -824,7 +825,7 @@ func checkAndCompleteFlow(
 func completeRegistration(
 	ctx context.Context,
 	userAPI userapi.ClientUserAPI,
-	username string, serverName gomatrixserverlib.ServerName, displayName string,
+	username string, serverName spec.ServerName, displayName string,
 	password, appserviceID, ipAddr, userAgent, sessionID string,
 	inhibitLogin eventutil.WeakBoolean,
 	deviceDisplayName, deviceID *string,
@@ -994,7 +995,7 @@ func RegisterAvailable(
 	// Squash username to all lowercase letters
 	username = strings.ToLower(username)
 	domain := cfg.Matrix.ServerName
-	host := gomatrixserverlib.ServerName(req.Host)
+	host := spec.ServerName(req.Host)
 	if v := cfg.Matrix.VirtualHostForHTTPHost(host); v != nil {
 		domain = v.ServerName
 	}
diff --git a/clientapi/routing/routing.go b/clientapi/routing/routing.go
index c7d01a01..9bf9ac80 100644
--- a/clientapi/routing/routing.go
+++ b/clientapi/routing/routing.go
@@ -22,8 +22,8 @@ import (
 	"github.com/gorilla/mux"
 	"github.com/matrix-org/dendrite/setup/base"
 	userapi "github.com/matrix-org/dendrite/userapi/api"
-	"github.com/matrix-org/gomatrixserverlib"
 	"github.com/matrix-org/gomatrixserverlib/fclient"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 	"github.com/matrix-org/util"
 	"github.com/nats-io/nats.go"
 	"github.com/prometheus/client_golang/prometheus"
@@ -257,7 +257,7 @@ func Setup(
 		}),
 	).Methods(http.MethodPost, http.MethodOptions)
 	v3mux.Handle("/join/{roomIDOrAlias}",
-		httputil.MakeAuthAPI(gomatrixserverlib.Join, userAPI, func(req *http.Request, device *userapi.Device) util.JSONResponse {
+		httputil.MakeAuthAPI(spec.Join, userAPI, func(req *http.Request, device *userapi.Device) util.JSONResponse {
 			if r := rateLimits.Limit(req, device); r != nil {
 				return *r
 			}
@@ -273,7 +273,7 @@ func Setup(
 
 	if mscCfg.Enabled("msc2753") {
 		v3mux.Handle("/peek/{roomIDOrAlias}",
-			httputil.MakeAuthAPI(gomatrixserverlib.Peek, userAPI, func(req *http.Request, device *userapi.Device) util.JSONResponse {
+			httputil.MakeAuthAPI(spec.Peek, userAPI, func(req *http.Request, device *userapi.Device) util.JSONResponse {
 				if r := rateLimits.Limit(req, device); r != nil {
 					return *r
 				}
@@ -293,7 +293,7 @@ func Setup(
 		}, httputil.WithAllowGuests()),
 	).Methods(http.MethodGet, http.MethodOptions)
 	v3mux.Handle("/rooms/{roomID}/join",
-		httputil.MakeAuthAPI(gomatrixserverlib.Join, userAPI, func(req *http.Request, device *userapi.Device) util.JSONResponse {
+		httputil.MakeAuthAPI(spec.Join, userAPI, func(req *http.Request, device *userapi.Device) util.JSONResponse {
 			if r := rateLimits.Limit(req, device); r != nil {
 				return *r
 			}
@@ -1398,7 +1398,7 @@ func Setup(
 		}, httputil.WithAllowGuests()),
 	).Methods(http.MethodPost, http.MethodOptions)
 	v3mux.Handle("/rooms/{roomId}/receipt/{receiptType}/{eventId}",
-		httputil.MakeAuthAPI(gomatrixserverlib.Join, userAPI, func(req *http.Request, device *userapi.Device) util.JSONResponse {
+		httputil.MakeAuthAPI(spec.Join, userAPI, func(req *http.Request, device *userapi.Device) util.JSONResponse {
 			if r := rateLimits.Limit(req, device); r != nil {
 				return *r
 			}
diff --git a/clientapi/routing/sendevent.go b/clientapi/routing/sendevent.go
index 90af9ac4..b1f8fa03 100644
--- a/clientapi/routing/sendevent.go
+++ b/clientapi/routing/sendevent.go
@@ -24,6 +24,7 @@ import (
 	"time"
 
 	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 	"github.com/matrix-org/util"
 	"github.com/prometheus/client_golang/prometheus"
 	"github.com/sirupsen/logrus"
@@ -117,7 +118,7 @@ func SendEvent(
 	// If we're sending a membership update, make sure to strip the authorised
 	// via key if it is present, otherwise other servers won't be able to auth
 	// the event if the room is set to the "restricted" join rule.
-	if eventType == gomatrixserverlib.MRoomMember {
+	if eventType == spec.MRoomMember {
 		delete(r, "join_authorised_via_users_server")
 	}
 
@@ -136,7 +137,7 @@ func SendEvent(
 	timeToGenerateEvent := time.Since(startedGeneratingEvent)
 
 	// validate that the aliases exists
-	if eventType == gomatrixserverlib.MRoomCanonicalAlias && stateKey != nil && *stateKey == "" {
+	if eventType == spec.MRoomCanonicalAlias && stateKey != nil && *stateKey == "" {
 		aliasReq := api.AliasEvent{}
 		if err = json.Unmarshal(e.Content(), &aliasReq); err != nil {
 			return util.ErrorResponse(fmt.Errorf("unable to parse alias event: %w", err))
diff --git a/clientapi/routing/state.go b/clientapi/routing/state.go
index 59ed9a5f..3fb15766 100644
--- a/clientapi/routing/state.go
+++ b/clientapi/routing/state.go
@@ -25,6 +25,7 @@ import (
 	"github.com/matrix-org/dendrite/syncapi/synctypes"
 	userapi "github.com/matrix-org/dendrite/userapi/api"
 	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 	"github.com/matrix-org/util"
 	log "github.com/sirupsen/logrus"
 )
@@ -68,7 +69,7 @@ func OnIncomingStateRequest(ctx context.Context, device *userapi.Device, rsAPI a
 	// that marks the room as world-readable. If we don't then we assume that
 	// the room is not world-readable.
 	for _, ev := range stateRes.StateEvents {
-		if ev.Type() == gomatrixserverlib.MRoomHistoryVisibility {
+		if ev.Type() == spec.MRoomHistoryVisibility {
 			content := map[string]string{}
 			if err := json.Unmarshal(ev.Content(), &content); err != nil {
 				util.GetLogger(ctx).WithError(err).Error("json.Unmarshal for history visibility failed")
@@ -185,9 +186,9 @@ func OnIncomingStateTypeRequest(
 			StateKey:  stateKey,
 		},
 	}
-	if evType != gomatrixserverlib.MRoomHistoryVisibility && stateKey != "" {
+	if evType != spec.MRoomHistoryVisibility && stateKey != "" {
 		stateToFetch = append(stateToFetch, gomatrixserverlib.StateKeyTuple{
-			EventType: gomatrixserverlib.MRoomHistoryVisibility,
+			EventType: spec.MRoomHistoryVisibility,
 			StateKey:  "",
 		})
 	}
@@ -208,7 +209,7 @@ func OnIncomingStateTypeRequest(
 	// that marks the room as world-readable. If we don't then we assume that
 	// the room is not world-readable.
 	for _, ev := range stateRes.StateEvents {
-		if ev.Type() == gomatrixserverlib.MRoomHistoryVisibility {
+		if ev.Type() == spec.MRoomHistoryVisibility {
 			content := map[string]string{}
 			if err := json.Unmarshal(ev.Content(), &content); err != nil {
 				util.GetLogger(ctx).WithError(err).Error("json.Unmarshal for history visibility failed")
@@ -242,7 +243,7 @@ func OnIncomingStateTypeRequest(
 		}
 		// If the user has never been in the room then stop at this point.
 		// We won't tell the user about a room they have never joined.
-		if !membershipRes.HasBeenInRoom || membershipRes.Membership == gomatrixserverlib.Ban {
+		if !membershipRes.HasBeenInRoom || membershipRes.Membership == spec.Ban {
 			return util.JSONResponse{
 				Code: http.StatusForbidden,
 				JSON: jsonerror.Forbidden(fmt.Sprintf("Unknown room %q or user %q has never joined this room", roomID, device.UserID)),
diff --git a/clientapi/routing/userdirectory.go b/clientapi/routing/userdirectory.go
index a4cf8e9c..0d021c7a 100644
--- a/clientapi/routing/userdirectory.go
+++ b/clientapi/routing/userdirectory.go
@@ -27,6 +27,7 @@ import (
 	"github.com/matrix-org/gomatrix"
 	"github.com/matrix-org/gomatrixserverlib"
 	"github.com/matrix-org/gomatrixserverlib/fclient"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 	"github.com/matrix-org/util"
 )
 
@@ -43,7 +44,7 @@ func SearchUserDirectory(
 	searchString string,
 	limit int,
 	federation *fclient.FederationClient,
-	localServerName gomatrixserverlib.ServerName,
+	localServerName spec.ServerName,
 ) util.JSONResponse {
 	if limit < 10 {
 		limit = 10
diff --git a/clientapi/threepid/invites.go b/clientapi/threepid/invites.go
index a9910b78..34fa5415 100644
--- a/clientapi/threepid/invites.go
+++ b/clientapi/threepid/invites.go
@@ -30,6 +30,7 @@ import (
 	"github.com/matrix-org/dendrite/setup/config"
 	userapi "github.com/matrix-org/dendrite/userapi/api"
 	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 )
 
 // MembershipRequest represents the body of an incoming POST request
@@ -278,7 +279,7 @@ func queryIDServerPubKey(ctx context.Context, idServerName string, keyID string)
 	}
 
 	var pubKeyRes struct {
-		PublicKey gomatrixserverlib.Base64Bytes `json:"public_key"`
+		PublicKey spec.Base64Bytes `json:"public_key"`
 	}
 
 	if resp.StatusCode != http.StatusOK {
diff --git a/clientapi/userutil/userutil.go b/clientapi/userutil/userutil.go
index 9be1e9b3..26237142 100644
--- a/clientapi/userutil/userutil.go
+++ b/clientapi/userutil/userutil.go
@@ -19,13 +19,14 @@ import (
 
 	"github.com/matrix-org/dendrite/setup/config"
 	"github.com/matrix-org/gomatrixserverlib"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 )
 
 // ParseUsernameParam extracts localpart from usernameParam.
 // usernameParam can either be a user ID or just the localpart/username.
 // If serverName is passed, it is verified against the domain obtained from usernameParam (if present)
 // Returns error in case of invalid usernameParam.
-func ParseUsernameParam(usernameParam string, cfg *config.Global) (string, gomatrixserverlib.ServerName, error) {
+func ParseUsernameParam(usernameParam string, cfg *config.Global) (string, spec.ServerName, error) {
 	localpart := usernameParam
 
 	if strings.HasPrefix(usernameParam, "@") {
@@ -45,6 +46,6 @@ func ParseUsernameParam(usernameParam string, cfg *config.Global) (string, gomat
 }
 
 // MakeUserID generates user ID from localpart & server name
-func MakeUserID(localpart string, server gomatrixserverlib.ServerName) string {
+func MakeUserID(localpart string, server spec.ServerName) string {
 	return fmt.Sprintf("@%s:%s", localpart, string(server))
 }
diff --git a/clientapi/userutil/userutil_test.go b/clientapi/userutil/userutil_test.go
index 8910983b..cdda0a88 100644
--- a/clientapi/userutil/userutil_test.go
+++ b/clientapi/userutil/userutil_test.go
@@ -16,16 +16,16 @@ import (
 	"testing"
 
 	"github.com/matrix-org/dendrite/setup/config"
-	"github.com/matrix-org/gomatrixserverlib"
 	"github.com/matrix-org/gomatrixserverlib/fclient"
+	"github.com/matrix-org/gomatrixserverlib/spec"
 )
 
 var (
-	localpart                                      = "somelocalpart"
-	serverName        gomatrixserverlib.ServerName = "someservername"
-	invalidServerName gomatrixserverlib.ServerName = "invalidservername"
-	goodUserID                                     = "@" + localpart + ":" + string(serverName)
-	badUserID                                      = "@bad:user:name@noservername:"
+	localpart                         = "somelocalpart"
+	serverName        spec.ServerName = "someservername"
+	invalidServerName spec.ServerName = "invalidservername"
+	goodUserID                        = "@" + localpart + ":" + string(serverName)
+	badUserID                         = "@bad:user:name@noservername:"
 )
 
 // TestGoodUserID checks that correct localpart is returned for a valid user ID.