Add config key for default room version (#3171)

This PR adds a config key `room_server.default_config_key` to set the
default room version for the room server.

Signed-off-by: `Sam Wedgwood <sam@wedgwood.dev>`
This commit is contained in:
Sam Wedgwood 2023-08-08 14:20:05 +01:00 committed by GitHub
parent 294eff8a7f
commit 35804f8493
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
12 changed files with 56 additions and 36 deletions

View File

@ -923,13 +923,17 @@ func TestCapabilities(t *testing.T) {
}
}
var tempRoomServerCfg config.RoomServer
tempRoomServerCfg.Defaults(config.DefaultOpts{})
defaultRoomVersion := tempRoomServerCfg.DefaultRoomVersion
expectedMap := map[string]interface{}{
"capabilities": map[string]interface{}{
"m.change_password": map[string]bool{
"enabled": true,
},
"m.room_versions": map[string]interface{}{
"default": version.DefaultRoomVersion(),
"default": defaultRoomVersion,
"available": versionsMap,
},
},

View File

@ -17,6 +17,7 @@ package routing
import (
"net/http"
roomserverAPI "github.com/matrix-org/dendrite/roomserver/api"
"github.com/matrix-org/dendrite/roomserver/version"
"github.com/matrix-org/gomatrixserverlib"
"github.com/matrix-org/util"
@ -24,7 +25,7 @@ import (
// GetCapabilities returns information about the server's supported feature set
// and other relevant capabilities to an authenticated user.
func GetCapabilities() util.JSONResponse {
func GetCapabilities(rsAPI roomserverAPI.ClientRoomserverAPI) util.JSONResponse {
versionsMap := map[gomatrixserverlib.RoomVersion]string{}
for v, desc := range version.SupportedRoomVersions() {
if desc.Stable() {
@ -40,7 +41,7 @@ func GetCapabilities() util.JSONResponse {
"enabled": true,
},
"m.room_versions": map[string]interface{}{
"default": version.DefaultRoomVersion(),
"default": rsAPI.DefaultRoomVersion(),
"available": versionsMap,
},
},

View File

@ -171,7 +171,7 @@ func createRoom(
// Clobber keys: creator, room_version
roomVersion := roomserverVersion.DefaultRoomVersion()
roomVersion := rsAPI.DefaultRoomVersion()
if createRequest.RoomVersion != "" {
candidateVersion := gomatrixserverlib.RoomVersion(createRequest.RoomVersion)
_, roomVersionError := roomserverVersion.SupportedRoomVersion(candidateVersion)

View File

@ -1256,7 +1256,7 @@ func Setup(
if r := rateLimits.Limit(req, device); r != nil {
return *r
}
return GetCapabilities()
return GetCapabilities(rsAPI)
}, httputil.WithAllowGuests()),
).Methods(http.MethodGet, http.MethodOptions)

View File

@ -28,7 +28,6 @@ import (
"github.com/sirupsen/logrus"
"github.com/matrix-org/dendrite/roomserver/types"
"github.com/matrix-org/dendrite/roomserver/version"
appserviceAPI "github.com/matrix-org/dendrite/appservice/api"
"github.com/matrix-org/dendrite/clientapi/httputil"
@ -135,7 +134,7 @@ func SendServerNotice(
var (
roomID string
roomVersion = version.DefaultRoomVersion()
roomVersion = rsAPI.DefaultRoomVersion()
)
// create a new room for the user

10
go.mod
View File

@ -22,7 +22,7 @@ require (
github.com/matrix-org/dugong v0.0.0-20210921133753-66e6b1c67e2e
github.com/matrix-org/go-sqlite3-js v0.0.0-20220419092513-28aa791a1c91
github.com/matrix-org/gomatrix v0.0.0-20220926102614-ceba4d9f7530
github.com/matrix-org/gomatrixserverlib v0.0.0-20230802090652-1b697d109d87
github.com/matrix-org/gomatrixserverlib v0.0.0-20230807152937-c48e302e15ac
github.com/matrix-org/pinecone v0.11.1-0.20230210171230-8c3b24f2649a
github.com/matrix-org/util v0.0.0-20221111132719-399730281e66
github.com/mattn/go-sqlite3 v1.14.17
@ -42,12 +42,12 @@ require (
github.com/uber/jaeger-lib v2.4.1+incompatible
github.com/yggdrasil-network/yggdrasil-go v0.4.6
go.uber.org/atomic v1.10.0
golang.org/x/crypto v0.11.0
golang.org/x/crypto v0.12.0
golang.org/x/exp v0.0.0-20221205204356-47842c84f3db
golang.org/x/image v0.5.0
golang.org/x/mobile v0.0.0-20221020085226-b36e6246172e
golang.org/x/sync v0.2.0
golang.org/x/term v0.10.0
golang.org/x/term v0.11.0
gopkg.in/h2non/bimg.v1 v1.1.9
gopkg.in/yaml.v2 v2.4.0
gotest.tools/v3 v3.4.0
@ -127,8 +127,8 @@ require (
go.etcd.io/bbolt v1.3.6 // indirect
golang.org/x/mod v0.8.0 // indirect
golang.org/x/net v0.10.0 // indirect
golang.org/x/sys v0.10.0 // indirect
golang.org/x/text v0.11.0 // indirect
golang.org/x/sys v0.11.0 // indirect
golang.org/x/text v0.12.0 // indirect
golang.org/x/time v0.3.0 // indirect
golang.org/x/tools v0.6.0 // indirect
google.golang.org/protobuf v1.30.0 // indirect

26
go.sum
View File

@ -113,7 +113,6 @@ github.com/glycerine/go-unsnap-stream v0.0.0-20180323001048-9f0cb55181dd/go.mod
github.com/glycerine/goconvey v0.0.0-20180728074245-46e3a41ad493/go.mod h1:Ogl1Tioa0aV7gstGFO7KhffUsb9M4ydbEbbxpcEDc24=
github.com/go-errors/errors v1.4.2 h1:J6MZopCL4uSllY1OfXM374weqZFFItUbrImctkmUxIA=
github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
github.com/go-logfmt/logfmt v0.5.1/go.mod h1:WYhtIu8zTZfxdn5+rREduYbwxfcBr/Vr6KEVveWlfTs=
github.com/go-playground/assert/v2 v2.0.1/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4=
github.com/go-playground/locales v0.13.0/go.mod h1:taPMhCMXrRLJO55olJkUXHZBHCxTMfnGwq/HNwmWNS8=
github.com/go-playground/locales v0.14.0 h1:u50s323jtVGugKlcYeyzC0etD1HifMjqmJqb8WugfUU=
@ -176,14 +175,12 @@ github.com/h2non/filetype v1.1.3/go.mod h1:319b3zT68BvV+WRj7cwy856M2ehB3HqNOt6sy
github.com/h2non/parth v0.0.0-20190131123155-b4df798d6542 h1:2VTzZjLZBgl62/EtslCrtky5vbi9dd7HrQPQIx6wqiw=
github.com/huandu/xstrings v1.0.0 h1:pO2K/gKgKaat5LdpAhxhluX2GPQMaI3W5FUz/I/UnWk=
github.com/huandu/xstrings v1.0.0/go.mod h1:4qWG/gcEcfX4z/mBDHJ++3ReCw9ibxbsNJbcucJdbSo=
github.com/jpillora/backoff v1.0.0/go.mod h1:J/6gKK9jxlEcS3zixgDgUAsiuZ7yrSoa/FX5e0EB2j4=
github.com/json-iterator/go v1.1.9/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4=
github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
github.com/jtolds/gls v4.2.1+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
github.com/juju/errors v1.0.0 h1:yiq7kjCLll1BiaRuNY53MGI0+EQ3rF6GB+wvboZDefM=
github.com/juju/errors v1.0.0/go.mod h1:B5x9thDqx0wIMH3+aLIMP9HjItInYWObRovoCFM5Qe8=
github.com/julienschmidt/httprouter v1.3.0/go.mod h1:JR6WtHb+2LUe8TCKY3cZOxFyyO8IZAc4RVcycCCAKdM=
github.com/jung-kurt/gofpdf v1.0.3-0.20190309125859-24315acbbda5/go.mod h1:7Id9E/uU8ce6rXgefFLlgrJj/GYY22cpxn+r32jIOes=
github.com/kardianos/minwinsvc v1.0.2 h1:JmZKFJQrmTGa/WiW+vkJXKmfzdjabuEW4Tirj5lLdR0=
github.com/kardianos/minwinsvc v1.0.2/go.mod h1:LUZNYhNmxujx2tR7FbdxqYJ9XDDoCd3MQcl1o//FWl4=
@ -210,10 +207,8 @@ github.com/matrix-org/go-sqlite3-js v0.0.0-20220419092513-28aa791a1c91 h1:s7fexw
github.com/matrix-org/go-sqlite3-js v0.0.0-20220419092513-28aa791a1c91/go.mod h1:e+cg2q7C7yE5QnAXgzo512tgFh1RbQLC0+jozuegKgo=
github.com/matrix-org/gomatrix v0.0.0-20220926102614-ceba4d9f7530 h1:kHKxCOLcHH8r4Fzarl4+Y3K5hjothkVW5z7T1dUM11U=
github.com/matrix-org/gomatrix v0.0.0-20220926102614-ceba4d9f7530/go.mod h1:/gBX06Kw0exX1HrwmoBibFA98yBk/jxKpGVeyQbff+s=
github.com/matrix-org/gomatrixserverlib v0.0.0-20230801102756-b66c2627dc08 h1:uy1mlUraKrEbUzZ3KrSQp/nLxMccVhIJM8mZSIbQzeA=
github.com/matrix-org/gomatrixserverlib v0.0.0-20230801102756-b66c2627dc08/go.mod h1:H9V9N3Uqn1bBJqYJNGK1noqtgJTaCEhtTdcH/mp50uU=
github.com/matrix-org/gomatrixserverlib v0.0.0-20230802090652-1b697d109d87 h1:z0RFUknidOShRxkvjT3ovGCWnusyplu6OLjFHcbDYaE=
github.com/matrix-org/gomatrixserverlib v0.0.0-20230802090652-1b697d109d87/go.mod h1:H9V9N3Uqn1bBJqYJNGK1noqtgJTaCEhtTdcH/mp50uU=
github.com/matrix-org/gomatrixserverlib v0.0.0-20230807152937-c48e302e15ac h1:s4EZRNT6/TtGAzcO6yzL+UTv96vEeeaH6y2RrIOfsWw=
github.com/matrix-org/gomatrixserverlib v0.0.0-20230807152937-c48e302e15ac/go.mod h1:H9V9N3Uqn1bBJqYJNGK1noqtgJTaCEhtTdcH/mp50uU=
github.com/matrix-org/pinecone v0.11.1-0.20230210171230-8c3b24f2649a h1:awrPDf9LEFySxTLKYBMCiObelNx/cBuv/wzllvCCH3A=
github.com/matrix-org/pinecone v0.11.1-0.20230210171230-8c3b24f2649a/go.mod h1:HchJX9oKMXaT2xYFs0Ha/6Zs06mxLU8k6F1ODnrGkeQ=
github.com/matrix-org/util v0.0.0-20221111132719-399730281e66 h1:6z4KxomXSIGWqhHcfzExgkH3Z3UkIXry4ibJS4Aqz2Y=
@ -246,7 +241,6 @@ github.com/morikuni/aec v1.0.0/go.mod h1:BbKIizmSmc5MMPqRYbxO4ZU0S0+P200+tUnFx7P
github.com/mschoch/smat v0.0.0-20160514031455-90eadee771ae/go.mod h1:qAyveg+e4CE+eKJXWVjKXM4ck2QobLqTDytGJbLLhJg=
github.com/mschoch/smat v0.2.0 h1:8imxQsjDm8yFEAVBe7azKmKSgzSkZXDuKkSq9374khM=
github.com/mschoch/smat v0.2.0/go.mod h1:kc9mz7DoBKqDyiRL7VZN8KvXQMWeTaVnttLRXOlotKw=
github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U=
github.com/nats-io/jwt/v2 v2.4.1 h1:Y35W1dgbbz2SQUYDPCaclXcuqleVmpbRa7646Jf2EX4=
github.com/nats-io/jwt/v2 v2.4.1/go.mod h1:24BeQtRwxRV8ruvC4CojXlx/WQ/VjuwlYiH+vu/+ibI=
github.com/nats-io/nats-server/v2 v2.9.19 h1:OF9jSKZGo425C/FcVVIvNgpd36CUe7aVTTXEZRJk6kA=
@ -364,8 +358,8 @@ golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8U
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/crypto v0.0.0-20210421170649-83a5a9bb288b/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
golang.org/x/crypto v0.11.0 h1:6Ewdq3tDic1mg5xRO4milcWCfMVQhI4NkqWWvqejpuA=
golang.org/x/crypto v0.11.0/go.mod h1:xgJhtzW8F9jGdVFWZESrid1U1bjeNy4zgy5cRr/CIio=
golang.org/x/crypto v0.12.0 h1:tFM/ta59kqch6LlvYnPa0yx5a83cL2nHflFhYKvv9Yk=
golang.org/x/crypto v0.12.0/go.mod h1:NF0Gs7EO5K4qLn+Ylc+fih8BSTeIjAP05siRnAh98yw=
golang.org/x/exp v0.0.0-20180321215751-8460e604b9de/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/exp v0.0.0-20180807140117-3d87b88a115f/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/exp v0.0.0-20190125153040-c74c464bbbf2/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
@ -428,19 +422,19 @@ golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBc
golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20221010170243-090e33056c14/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.10.0 h1:SqMFp9UcQJZa+pmYuAKjd9xq1f0j5rLcDIk0mj4qAsA=
golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.11.0 h1:eG7RXZHdqOJ1i+0lgLgCpSXAp6M3LYlAo6osgSi0xOM=
golang.org/x/sys v0.11.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
golang.org/x/term v0.10.0 h1:3R7pNqamzBraeqj/Tj8qt1aQ2HpmlC+Cx/qL/7hn4/c=
golang.org/x/term v0.10.0/go.mod h1:lpqdcUyK/oCiQxvxVrppt5ggO2KCZ5QblwqPnfZ6d5o=
golang.org/x/term v0.11.0 h1:F9tnn/DA/Im8nCwm+fX+1/eBwi4qFjRT++MhtVC4ZX0=
golang.org/x/term v0.11.0/go.mod h1:zC9APTIj3jG3FdV/Ons+XE1riIZXG4aZ4GTHiPZJPIU=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
golang.org/x/text v0.11.0 h1:LAntKIrcmeSKERyiOh0XMV39LXS8IE9UL2yP7+f5ij4=
golang.org/x/text v0.11.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
golang.org/x/text v0.12.0 h1:k+n5B8goJNdU7hSvEtMUz3d1Q6D/XW4COJSJR6fN0mc=
golang.org/x/text v0.12.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/time v0.3.0 h1:rg5rLMjNzMS1RkNLzCG38eapWhnYLFYXDXj2gOlr8j4=
golang.org/x/time v0.3.0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=

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@ -55,6 +55,11 @@ type RestrictedJoinAPI interface {
LocallyJoinedUsers(ctx context.Context, roomVersion gomatrixserverlib.RoomVersion, roomNID types.RoomNID) ([]gomatrixserverlib.PDU, error)
}
type DefaultRoomVersionAPI interface {
// Returns the default room version used.
DefaultRoomVersion() gomatrixserverlib.RoomVersion
}
// RoomserverInputAPI is used to write events to the room server.
type RoomserverInternalAPI interface {
SyncRoomserverAPI
@ -64,6 +69,7 @@ type RoomserverInternalAPI interface {
FederationRoomserverAPI
QuerySenderIDAPI
UserRoomPrivateKeyCreator
DefaultRoomVersionAPI
// needed to avoid chicken and egg scenario when setting up the
// interdependencies between the roomserver and other input APIs
@ -210,6 +216,7 @@ type ClientRoomserverAPI interface {
QuerySenderIDAPI
UserRoomPrivateKeyCreator
QueryRoomHierarchyAPI
DefaultRoomVersionAPI
QueryMembershipForUser(ctx context.Context, req *QueryMembershipForUserRequest, res *QueryMembershipForUserResponse) error
QueryMembershipsForRoom(ctx context.Context, req *QueryMembershipsForRoomRequest, res *QueryMembershipsForRoomResponse) error
QueryRoomsForUser(ctx context.Context, req *QueryRoomsForUserRequest, res *QueryRoomsForUserResponse) error

View File

@ -61,6 +61,7 @@ type RoomserverInternalAPI struct {
OutputProducer *producers.RoomEventProducer
PerspectiveServerNames []spec.ServerName
enableMetrics bool
defaultRoomVersion gomatrixserverlib.RoomVersion
}
func NewRoomserverAPI(
@ -92,6 +93,7 @@ func NewRoomserverAPI(
Durable: dendriteCfg.Global.JetStream.Durable("RoomserverInputConsumer"),
ServerACLs: serverACLs,
enableMetrics: enableMetrics,
defaultRoomVersion: dendriteCfg.RoomServer.DefaultRoomVersion,
// perform-er structs + queryer struct get initialised when we have a federation sender to use
}
return a
@ -218,6 +220,10 @@ func (r *RoomserverInternalAPI) SetAppserviceAPI(asAPI asAPI.AppServiceInternalA
r.asAPI = asAPI
}
func (r *RoomserverInternalAPI) DefaultRoomVersion() gomatrixserverlib.RoomVersion {
return r.defaultRoomVersion
}
func (r *RoomserverInternalAPI) IsKnownRoom(ctx context.Context, roomID spec.RoomID) (bool, error) {
return r.Inviter.IsKnownRoom(ctx, roomID)
}

View File

@ -11,7 +11,6 @@ import (
"github.com/matrix-org/dendrite/internal/eventutil"
"github.com/matrix-org/dendrite/internal/httputil"
"github.com/matrix-org/dendrite/internal/sqlutil"
"github.com/matrix-org/dendrite/roomserver/version"
"github.com/matrix-org/gomatrixserverlib/spec"
"github.com/stretchr/testify/assert"
"github.com/tidwall/gjson"
@ -1060,7 +1059,7 @@ func TestUpgrade(t *testing.T) {
if err != nil {
t.Fatalf("upgrade userID is invalid")
}
newRoomID, err := rsAPI.PerformRoomUpgrade(processCtx.Context(), roomID, *userID, version.DefaultRoomVersion())
newRoomID, err := rsAPI.PerformRoomUpgrade(processCtx.Context(), roomID, *userID, rsAPI.DefaultRoomVersion())
if err != nil && tc.wantNewRoom {
t.Fatal(err)
}

View File

@ -20,12 +20,6 @@ import (
"github.com/matrix-org/gomatrixserverlib"
)
// DefaultRoomVersion contains the room version that will, by
// default, be used to create new rooms on this server.
func DefaultRoomVersion() gomatrixserverlib.RoomVersion {
return gomatrixserverlib.RoomVersionV10
}
// RoomVersions returns a map of all known room versions to this
// server.
func RoomVersions() map[gomatrixserverlib.RoomVersion]gomatrixserverlib.IRoomVersion {

View File

@ -1,12 +1,22 @@
package config
import (
"fmt"
"github.com/matrix-org/gomatrixserverlib"
log "github.com/sirupsen/logrus"
)
type RoomServer struct {
Matrix *Global `yaml:"-"`
DefaultRoomVersion gomatrixserverlib.RoomVersion `yaml:"default_room_version,omitempty"`
Database DatabaseOptions `yaml:"database,omitempty"`
}
func (c *RoomServer) Defaults(opts DefaultOpts) {
c.DefaultRoomVersion = gomatrixserverlib.RoomVersionV10
if opts.Generate {
if !opts.SingleDatabase {
c.Database.ConnectionString = "file:roomserver.db"
@ -18,4 +28,10 @@ func (c *RoomServer) Verify(configErrs *ConfigErrors) {
if c.Matrix.DatabaseOptions.ConnectionString == "" {
checkNotEmpty(configErrs, "room_server.database.connection_string", string(c.Database.ConnectionString))
}
if !gomatrixserverlib.KnownRoomVersion(c.DefaultRoomVersion) {
configErrs.Add(fmt.Sprintf("invalid value for config key 'room_server.default_room_version': unsupported room version: %q", c.DefaultRoomVersion))
} else if !gomatrixserverlib.StableRoomVersion(c.DefaultRoomVersion) {
log.Warnf("WARNING: Provided default room version %q is unstable", c.DefaultRoomVersion)
}
}