mirror of
https://github.com/1f349/dendrite.git
synced 2024-11-08 18:16:59 +00:00
Don't prematurely stop trying to join using servers (#1041)
* Don't prematurely stop trying to join using servers * Factor out performJoinUsingServer
This commit is contained in:
Neil Alexander
GitHub
parent
f4f032381b
commit
5f6f8adaa5
@ -52,96 +52,22 @@ func (r *FederationSenderInternalAPI) PerformJoin(
|
||||
// Try each server that we were provided until we land on one that
|
||||
// successfully completes the make-join send-join dance.
|
||||
for _, serverName := range request.ServerNames {
|
||||
// Try to perform a make_join using the information supplied in the
|
||||
// request.
|
||||
respMakeJoin, err := r.federation.MakeJoin(
|
||||
if err := r.performJoinUsingServer(
|
||||
ctx,
|
||||
serverName,
|
||||
request.RoomID,
|
||||
request.UserID,
|
||||
supportedVersions,
|
||||
)
|
||||
if err != nil {
|
||||
// TODO: Check if the user was not allowed to join the room.
|
||||
r.statistics.ForServer(serverName).Failure()
|
||||
return fmt.Errorf("r.federation.MakeJoin: %w", err)
|
||||
}
|
||||
|
||||
// Set all the fields to be what they should be, this should be a no-op
|
||||
// but it's possible that the remote server returned us something "odd"
|
||||
respMakeJoin.JoinEvent.Type = gomatrixserverlib.MRoomMember
|
||||
respMakeJoin.JoinEvent.Sender = request.UserID
|
||||
respMakeJoin.JoinEvent.StateKey = &request.UserID
|
||||
respMakeJoin.JoinEvent.RoomID = request.RoomID
|
||||
respMakeJoin.JoinEvent.Redacts = ""
|
||||
if request.Content == nil {
|
||||
request.Content = map[string]interface{}{}
|
||||
}
|
||||
request.Content["membership"] = "join"
|
||||
if err = respMakeJoin.JoinEvent.SetContent(request.Content); err != nil {
|
||||
return fmt.Errorf("respMakeJoin.JoinEvent.SetContent: %w", err)
|
||||
}
|
||||
if err = respMakeJoin.JoinEvent.SetUnsigned(struct{}{}); err != nil {
|
||||
return fmt.Errorf("respMakeJoin.JoinEvent.SetUnsigned: %w", err)
|
||||
}
|
||||
|
||||
// Work out if we support the room version that has been supplied in
|
||||
// the make_join response.
|
||||
if respMakeJoin.RoomVersion == "" {
|
||||
respMakeJoin.RoomVersion = gomatrixserverlib.RoomVersionV1
|
||||
}
|
||||
if _, err = respMakeJoin.RoomVersion.EventFormat(); err != nil {
|
||||
return fmt.Errorf("respMakeJoin.RoomVersion.EventFormat: %w", err)
|
||||
}
|
||||
|
||||
// Build the join event.
|
||||
event, err := respMakeJoin.JoinEvent.Build(
|
||||
time.Now(),
|
||||
r.cfg.Matrix.ServerName,
|
||||
r.cfg.Matrix.KeyID,
|
||||
r.cfg.Matrix.PrivateKey,
|
||||
respMakeJoin.RoomVersion,
|
||||
)
|
||||
if err != nil {
|
||||
return fmt.Errorf("respMakeJoin.JoinEvent.Build: %w", err)
|
||||
}
|
||||
|
||||
// Try to perform a send_join using the newly built event.
|
||||
respSendJoin, err := r.federation.SendJoin(
|
||||
ctx,
|
||||
request.Content,
|
||||
serverName,
|
||||
event,
|
||||
respMakeJoin.RoomVersion,
|
||||
)
|
||||
if err != nil {
|
||||
logrus.WithError(err).Warnf("r.federation.SendJoin failed")
|
||||
r.statistics.ForServer(serverName).Failure()
|
||||
continue
|
||||
}
|
||||
|
||||
// Check that the send_join response was valid.
|
||||
joinCtx := perform.JoinContext(r.federation, r.keyRing)
|
||||
if err = joinCtx.CheckSendJoinResponse(
|
||||
ctx, event, serverName, respMakeJoin, respSendJoin,
|
||||
supportedVersions,
|
||||
); err != nil {
|
||||
logrus.WithError(err).Warnf("joinCtx.CheckSendJoinResponse failed")
|
||||
continue
|
||||
}
|
||||
|
||||
// If we successfully performed a send_join above then the other
|
||||
// server now thinks we're a part of the room. Send the newly
|
||||
// returned state to the roomserver to update our local view.
|
||||
if err = r.producer.SendEventWithState(
|
||||
ctx,
|
||||
respSendJoin.ToRespState(),
|
||||
event.Headered(respMakeJoin.RoomVersion),
|
||||
); err != nil {
|
||||
logrus.WithError(err).Warnf("r.producer.SendEventWithState failed")
|
||||
logrus.WithError(err).WithFields(logrus.Fields{
|
||||
"server_name": serverName,
|
||||
"room_id": request.RoomID,
|
||||
}).Warnf("Failed to join room through server")
|
||||
continue
|
||||
}
|
||||
|
||||
// We're all good.
|
||||
r.statistics.ForServer(serverName).Success()
|
||||
return nil
|
||||
}
|
||||
|
||||
@ -152,6 +78,103 @@ func (r *FederationSenderInternalAPI) PerformJoin(
|
||||
)
|
||||
}
|
||||
|
||||
func (r *FederationSenderInternalAPI) performJoinUsingServer(
|
||||
ctx context.Context,
|
||||
roomID, userID string,
|
||||
content map[string]interface{},
|
||||
serverName gomatrixserverlib.ServerName,
|
||||
supportedVersions []gomatrixserverlib.RoomVersion,
|
||||
) error {
|
||||
// Try to perform a make_join using the information supplied in the
|
||||
// request.
|
||||
respMakeJoin, err := r.federation.MakeJoin(
|
||||
ctx,
|
||||
serverName,
|
||||
roomID,
|
||||
userID,
|
||||
supportedVersions,
|
||||
)
|
||||
if err != nil {
|
||||
// TODO: Check if the user was not allowed to join the room.
|
||||
r.statistics.ForServer(serverName).Failure()
|
||||
return fmt.Errorf("r.federation.MakeJoin: %w", err)
|
||||
}
|
||||
r.statistics.ForServer(serverName).Success()
|
||||
|
||||
// Set all the fields to be what they should be, this should be a no-op
|
||||
// but it's possible that the remote server returned us something "odd"
|
||||
respMakeJoin.JoinEvent.Type = gomatrixserverlib.MRoomMember
|
||||
respMakeJoin.JoinEvent.Sender = userID
|
||||
respMakeJoin.JoinEvent.StateKey = &userID
|
||||
respMakeJoin.JoinEvent.RoomID = roomID
|
||||
respMakeJoin.JoinEvent.Redacts = ""
|
||||
if content == nil {
|
||||
content = map[string]interface{}{}
|
||||
}
|
||||
content["membership"] = "join"
|
||||
if err = respMakeJoin.JoinEvent.SetContent(content); err != nil {
|
||||
return fmt.Errorf("respMakeJoin.JoinEvent.SetContent: %w", err)
|
||||
}
|
||||
if err = respMakeJoin.JoinEvent.SetUnsigned(struct{}{}); err != nil {
|
||||
return fmt.Errorf("respMakeJoin.JoinEvent.SetUnsigned: %w", err)
|
||||
}
|
||||
|
||||
// Work out if we support the room version that has been supplied in
|
||||
// the make_join response.
|
||||
if respMakeJoin.RoomVersion == "" {
|
||||
respMakeJoin.RoomVersion = gomatrixserverlib.RoomVersionV1
|
||||
}
|
||||
if _, err = respMakeJoin.RoomVersion.EventFormat(); err != nil {
|
||||
return fmt.Errorf("respMakeJoin.RoomVersion.EventFormat: %w", err)
|
||||
}
|
||||
|
||||
// Build the join event.
|
||||
event, err := respMakeJoin.JoinEvent.Build(
|
||||
time.Now(),
|
||||
r.cfg.Matrix.ServerName,
|
||||
r.cfg.Matrix.KeyID,
|
||||
r.cfg.Matrix.PrivateKey,
|
||||
respMakeJoin.RoomVersion,
|
||||
)
|
||||
if err != nil {
|
||||
return fmt.Errorf("respMakeJoin.JoinEvent.Build: %w", err)
|
||||
}
|
||||
|
||||
// Try to perform a send_join using the newly built event.
|
||||
respSendJoin, err := r.federation.SendJoin(
|
||||
ctx,
|
||||
serverName,
|
||||
event,
|
||||
respMakeJoin.RoomVersion,
|
||||
)
|
||||
if err != nil {
|
||||
r.statistics.ForServer(serverName).Failure()
|
||||
return fmt.Errorf("r.federation.SendJoin: %w", err)
|
||||
}
|
||||
r.statistics.ForServer(serverName).Success()
|
||||
|
||||
// Check that the send_join response was valid.
|
||||
joinCtx := perform.JoinContext(r.federation, r.keyRing)
|
||||
if err = joinCtx.CheckSendJoinResponse(
|
||||
ctx, event, serverName, respMakeJoin, respSendJoin,
|
||||
); err != nil {
|
||||
return fmt.Errorf("joinCtx.CheckSendJoinResponse: %w", err)
|
||||
}
|
||||
|
||||
// If we successfully performed a send_join above then the other
|
||||
// server now thinks we're a part of the room. Send the newly
|
||||
// returned state to the roomserver to update our local view.
|
||||
if err = r.producer.SendEventWithState(
|
||||
ctx,
|
||||
respSendJoin.ToRespState(),
|
||||
event.Headered(respMakeJoin.RoomVersion),
|
||||
); err != nil {
|
||||
return fmt.Errorf("r.producer.SendEventWithState: %w", err)
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
// PerformLeaveRequest implements api.FederationSenderInternalAPI
|
||||
func (r *FederationSenderInternalAPI) PerformLeave(
|
||||
ctx context.Context,
|
||||
|
||||
Loading…
Reference in New Issue
Block a user