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caddyhttp: Close http3 server gracefully (#6213)

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* close http3 server gracefully

* update server field

* update from upstream

---------

Co-authored-by: Matt Holt <mholt@users.noreply.github.com>
This commit is contained in:
WeidiDeng 2024-10-16 09:28:20 +08:00 • committed by GitHub
parent a211c656f1
commit c6f2979986
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2 changed files with 2 additions and 33 deletions
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24
modules/caddyhttp/server.go
View file

@ -614,22 +614,7 @@ func (s *Server) serveHTTP3(addr caddy.NetworkAddress, tlsCfg *tls.Config) error
// create HTTP/3 server if not done already
if s.h3server == nil {
s.h3server = &http3.Server{
// Currently when closing a http3.Server, only listeners are closed. But caddy reuses these listeners
// if possible, requests are still read and handled by the old handler. Close these connections manually.
// see issue: https://github.com/caddyserver/caddy/issues/6195
// Will interrupt ongoing requests.
// TODO: remove the handler wrap after http3.Server.CloseGracefully is implemented, see App.Stop
Handler: http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
select {
case <-s.ctx.Done():
if quicConn, ok := request.Context().Value(quicConnCtxKey).(quic.Connection); ok {
//nolint:errcheck
quicConn.CloseWithError(quic.ApplicationErrorCode(http3.ErrCodeRequestRejected), "")
}
default:
s.ServeHTTP(writer, request)
}
}),
Handler: s,
TLSConfig: tlsCfg,
MaxHeaderBytes: s.MaxHeaderBytes,
QUICConfig: &quic.Config{
@ -637,9 +622,6 @@ func (s *Server) serveHTTP3(addr caddy.NetworkAddress, tlsCfg *tls.Config) error
Tracer: qlog.DefaultConnectionTracer,
},
IdleTimeout: time.Duration(s.IdleTimeout),
ConnContext: func(ctx context.Context, c quic.Connection) context.Context {
return context.WithValue(ctx, quicConnCtxKey, c)
},
}
}
@ -1099,10 +1081,6 @@ const (
// For referencing underlying net.Conn
ConnCtxKey caddy.CtxKey = "conn"
// For referencing underlying quic.Connection
// TODO: export if needed later
quicConnCtxKey caddy.CtxKey = "quic_conn"
// For tracking whether the client is a trusted proxy
TrustedProxyVarKey string = "trusted_proxy"