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Remove roomserver input deadlines (#2144)

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It isn't really clear that the deadlines actually help in any way. Currently we can use up our 2 minutes doing something, run out of context time and then return an error which causes the transaction to rollback and forgetting everything we've done. If the message came to us from NATS then we probably will end up retrying just to be in the same situation. We'd be really a lot better if we just spent the time reconciling the problem in the first place, and then we're much less likely to need to fetch those missing auth or prev events in the future.

Also includes matrix-org/gomatrixserverlib#287 so we don't wait so long for servers that are obviously dead.
This commit is contained in:
Neil Alexander 2022-02-04 12:13:07 +00:00 committed by GitHub
parent eb352a5f6b
commit 532f445c4e
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4 changed files with 3 additions and 11 deletions
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2
go.mod
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@ -42,7 +42,7 @@ require (
github.com/matrix-org/go-http-js-libp2p v0.0.0-20200518170932-783164aeeda4
github.com/matrix-org/go-sqlite3-js v0.0.0-20210709140738-b0d1ba599a6d
github.com/matrix-org/gomatrix v0.0.0-20210324163249-be2af5ef2e16
github.com/matrix-org/gomatrixserverlib v0.0.0-20220131142840-8d9c3d71ffb6
github.com/matrix-org/gomatrixserverlib v0.0.0-20220204110702-c559d2019275
github.com/matrix-org/pinecone v0.0.0-20220121094951-351265543ddf
github.com/matrix-org/util v0.0.0-20200807132607-55161520e1d4
github.com/mattn/go-sqlite3 v1.14.10

4
go.sum
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@ -1021,8 +1021,8 @@ github.com/matrix-org/go-sqlite3-js v0.0.0-20210709140738-b0d1ba599a6d/go.mod h1
github.com/matrix-org/gomatrix v0.0.0-20190528120928-7df988a63f26/go.mod h1:3fxX6gUjWyI/2Bt7J1OLhpCzOfO/bB3AiX0cJtEKud0=
github.com/matrix-org/gomatrix v0.0.0-20210324163249-be2af5ef2e16 h1:ZtO5uywdd5dLDCud4r0r55eP4j9FuUNpl60Gmntcop4=
github.com/matrix-org/gomatrix v0.0.0-20210324163249-be2af5ef2e16/go.mod h1:/gBX06Kw0exX1HrwmoBibFA98yBk/jxKpGVeyQbff+s=
github.com/matrix-org/gomatrixserverlib v0.0.0-20220131142840-8d9c3d71ffb6 h1:v+WZXRsn9IaW3mta6bPICWbWcaZbnB1u1ZFlGFi/YU8=
github.com/matrix-org/gomatrixserverlib v0.0.0-20220131142840-8d9c3d71ffb6/go.mod h1:qFvhfbQ5orQxlH9vCiFnP4dW27xxnWHdNUBKyj/fbiY=
github.com/matrix-org/gomatrixserverlib v0.0.0-20220204110702-c559d2019275 h1:f6Hh7D3EOTl1uUr76FiyHNA1h4pKBhcVUtyHbxn0hKA=
github.com/matrix-org/gomatrixserverlib v0.0.0-20220204110702-c559d2019275/go.mod h1:qFvhfbQ5orQxlH9vCiFnP4dW27xxnWHdNUBKyj/fbiY=
github.com/matrix-org/pinecone v0.0.0-20220121094951-351265543ddf h1:/nqfHUdQHr3WVdbZieaYFvHF1rin5pvDTa/NOZ/qCyE=
github.com/matrix-org/pinecone v0.0.0-20220121094951-351265543ddf/go.mod h1:r6dsL+ylE0yXe/7zh8y/Bdh6aBYI1r+u4yZni9A4iyk=
github.com/matrix-org/util v0.0.0-20190711121626-527ce5ddefc7/go.mod h1:vVQlW/emklohkZnOPwD3LrZUBqdfsbiyO3p1lNV8F6U=

4
roomserver/internal/input/input_events.go
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@ -369,10 +369,6 @@ func (r *Inputer) fetchAuthEvents(
known map[string]*types.Event,
servers []gomatrixserverlib.ServerName,
) error {
var cancel context.CancelFunc
ctx, cancel = context.WithTimeout(ctx, MaximumMissingProcessingTime)
defer cancel()
unknown := map[string]struct{}{}
authEventIDs := event.AuthEventIDs()
if len(authEventIDs) == 0 {

4
roomserver/internal/input/input_missing.go
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@ -37,10 +37,6 @@ type missingStateReq struct {
func (t *missingStateReq) processEventWithMissingState(
ctx context.Context, e *gomatrixserverlib.Event, roomVersion gomatrixserverlib.RoomVersion,
) error {
var cancel context.CancelFunc
ctx, cancel = context.WithTimeout(ctx, MaximumMissingProcessingTime)
defer cancel()
// We are missing the previous events for this events.
// This means that there is a gap in our view of the history of the
// room. There two ways that we can handle such a gap: