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Initial support for multiple server names (#2829)

Browse source 
This PR is the first step towards virtual hosting by laying the
groundwork for multiple server names being configured.
This commit is contained in:
Neil Alexander 2022-10-26 12:59:19 +01:00 • committed by GitHub
parent 2a4c7f45b3
commit f6dea712d2
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GPG key ID: 4AEE18F83AFDEB23
46 changed files with 291 additions and 155 deletions
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37
roomserver/internal/perform/perform_upgrade.go
View file

@ -60,6 +60,13 @@ func (r *Upgrader) performRoomUpgrade(
) (string, *api.PerformError) {
roomID := req.RoomID
userID := req.UserID
_, userDomain, err := gomatrixserverlib.SplitID('@', userID)
if err != nil {
return "", &api.PerformError{
Code: api.PerformErrorNotAllowed,
Msg: "Error validating the user ID",
}
}
evTime := time.Now()
// Return an immediate error if the room does not exist
@ -80,7 +87,7 @@ func (r *Upgrader) performRoomUpgrade(
// TODO (#267): Check room ID doesn't clash with an existing one, and we
// probably shouldn't be using pseudo-random strings, maybe GUIDs?
newRoomID := fmt.Sprintf("!%s:%s", util.RandomString(16), r.Cfg.Matrix.ServerName)
newRoomID := fmt.Sprintf("!%s:%s", util.RandomString(16), userDomain)
// Get the existing room state for the old room.
oldRoomReq := &api.QueryLatestEventsAndStateRequest{
@ -107,12 +114,12 @@ func (r *Upgrader) performRoomUpgrade(
}
// Send the setup events to the new room
if pErr = r.sendInitialEvents(ctx, evTime, userID, newRoomID, string(req.RoomVersion), eventsToMake); pErr != nil {
if pErr = r.sendInitialEvents(ctx, evTime, userID, userDomain, newRoomID, string(req.RoomVersion), eventsToMake); pErr != nil {
return "", pErr
}
// 5. Send the tombstone event to the old room
if pErr = r.sendHeaderedEvent(ctx, tombstoneEvent, string(r.Cfg.Matrix.ServerName)); pErr != nil {
if pErr = r.sendHeaderedEvent(ctx, userDomain, tombstoneEvent, string(userDomain)); pErr != nil {
return "", pErr
}
@ -122,7 +129,7 @@ func (r *Upgrader) performRoomUpgrade(
}
// If the old room had a canonical alias event, it should be deleted in the old room
if pErr = r.clearOldCanonicalAliasEvent(ctx, oldRoomRes, evTime, userID, roomID); pErr != nil {
if pErr = r.clearOldCanonicalAliasEvent(ctx, oldRoomRes, evTime, userID, userDomain, roomID); pErr != nil {
return "", pErr
}
@ -132,7 +139,7 @@ func (r *Upgrader) performRoomUpgrade(
}
// 6. Restrict power levels in the old room
if pErr = r.restrictOldRoomPowerLevels(ctx, evTime, userID, roomID); pErr != nil {
if pErr = r.restrictOldRoomPowerLevels(ctx, evTime, userID, userDomain, roomID); pErr != nil {
return "", pErr
}
@ -154,7 +161,7 @@ func (r *Upgrader) getRoomPowerLevels(ctx context.Context, roomID string) (*goma
return powerLevelContent, nil
}
func (r *Upgrader) restrictOldRoomPowerLevels(ctx context.Context, evTime time.Time, userID, roomID string) *api.PerformError {
func (r *Upgrader) restrictOldRoomPowerLevels(ctx context.Context, evTime time.Time, userID string, userDomain gomatrixserverlib.ServerName, roomID string) *api.PerformError {
restrictedPowerLevelContent, pErr := r.getRoomPowerLevels(ctx, roomID)
if pErr != nil {
return pErr
@ -183,7 +190,7 @@ func (r *Upgrader) restrictOldRoomPowerLevels(ctx context.Context, evTime time.T
return resErr
}
} else {
if resErr = r.sendHeaderedEvent(ctx, restrictedPowerLevelsHeadered, api.DoNotSendToOtherServers); resErr != nil {
if resErr = r.sendHeaderedEvent(ctx, userDomain, restrictedPowerLevelsHeadered, api.DoNotSendToOtherServers); resErr != nil {
return resErr
}
}
@ -223,7 +230,7 @@ func moveLocalAliases(ctx context.Context,
return nil
}
func (r *Upgrader) clearOldCanonicalAliasEvent(ctx context.Context, oldRoom *api.QueryLatestEventsAndStateResponse, evTime time.Time, userID, roomID string) *api.PerformError {
func (r *Upgrader) clearOldCanonicalAliasEvent(ctx context.Context, oldRoom *api.QueryLatestEventsAndStateResponse, evTime time.Time, userID string, userDomain gomatrixserverlib.ServerName, roomID string) *api.PerformError {
for _, event := range oldRoom.StateEvents {
if event.Type() != gomatrixserverlib.MRoomCanonicalAlias || !event.StateKeyEquals("") {
continue
@ -254,7 +261,7 @@ func (r *Upgrader) clearOldCanonicalAliasEvent(ctx context.Context, oldRoom *api
return resErr
}
} else {
if resErr = r.sendHeaderedEvent(ctx, emptyCanonicalAliasEvent, api.DoNotSendToOtherServers); resErr != nil {
if resErr = r.sendHeaderedEvent(ctx, userDomain, emptyCanonicalAliasEvent, api.DoNotSendToOtherServers); resErr != nil {
return resErr
}
}
@ -495,7 +502,7 @@ func (r *Upgrader) generateInitialEvents(ctx context.Context, oldRoom *api.Query
return eventsToMake, nil
}
func (r *Upgrader) sendInitialEvents(ctx context.Context, evTime time.Time, userID, newRoomID, newVersion string, eventsToMake []fledglingEvent) *api.PerformError {
func (r *Upgrader) sendInitialEvents(ctx context.Context, evTime time.Time, userID string, userDomain gomatrixserverlib.ServerName, newRoomID, newVersion string, eventsToMake []fledglingEvent) *api.PerformError {
var err error
var builtEvents []*gomatrixserverlib.HeaderedEvent
authEvents := gomatrixserverlib.NewAuthEvents(nil)
@ -519,7 +526,7 @@ func (r *Upgrader) sendInitialEvents(ctx context.Context, evTime time.Time, user
builder.PrevEvents = []gomatrixserverlib.EventReference{builtEvents[i-1].EventReference()}
}
var event *gomatrixserverlib.Event
event, err = r.buildEvent(&builder, &authEvents, evTime, gomatrixserverlib.RoomVersion(newVersion))
event, err = r.buildEvent(&builder, userDomain, &authEvents, evTime, gomatrixserverlib.RoomVersion(newVersion))
if err != nil {
return &api.PerformError{
Msg: fmt.Sprintf("Failed to build new %q event: %s", builder.Type, err),
@ -547,7 +554,7 @@ func (r *Upgrader) sendInitialEvents(ctx context.Context, evTime time.Time, user
inputs = append(inputs, api.InputRoomEvent{
Kind: api.KindNew,
Event: event,
Origin: r.Cfg.Matrix.ServerName,
Origin: userDomain,
SendAsServer: api.DoNotSendToOtherServers,
})
}
@ -668,6 +675,7 @@ func createTemporaryPowerLevels(powerLevelContent *gomatrixserverlib.PowerLevelC
func (r *Upgrader) sendHeaderedEvent(
ctx context.Context,
serverName gomatrixserverlib.ServerName,
headeredEvent *gomatrixserverlib.HeaderedEvent,
sendAsServer string,
) *api.PerformError {
@ -675,7 +683,7 @@ func (r *Upgrader) sendHeaderedEvent(
inputs = append(inputs, api.InputRoomEvent{
Kind: api.KindNew,
Event: headeredEvent,
Origin: r.Cfg.Matrix.ServerName,
Origin: serverName,
SendAsServer: sendAsServer,
})
if err := api.SendInputRoomEvents(ctx, r.URSAPI, inputs, false); err != nil {
@ -689,6 +697,7 @@ func (r *Upgrader) sendHeaderedEvent(
func (r *Upgrader) buildEvent(
builder *gomatrixserverlib.EventBuilder,
serverName gomatrixserverlib.ServerName,
provider gomatrixserverlib.AuthEventProvider,
evTime time.Time,
roomVersion gomatrixserverlib.RoomVersion,
@ -703,7 +712,7 @@ func (r *Upgrader) buildEvent(
}
builder.AuthEvents = refs
event, err := builder.Build(
evTime, r.Cfg.Matrix.ServerName, r.Cfg.Matrix.KeyID,
evTime, serverName, r.Cfg.Matrix.KeyID,
r.Cfg.Matrix.PrivateKey, roomVersion,
)
if err != nil {