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SplitHTTP client: Raise idle timeout to 5 minutes, Add h*KeepalivePeriod (#3624)
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parent
9e93c19161
commit
85e2ebc6f7
@ -26,6 +26,16 @@ import (
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"golang.org/x/net/http2"
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)
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// defines the maximum time an idle TCP session can survive in the tunnel, so
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// it should be consistent across HTTP versions and with other transports.
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const connIdleTimeout = 300 * time.Second
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// consistent with quic-go
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const h3KeepalivePeriod = 10 * time.Second
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// consistent with chrome
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const h2KeepalivePeriod = 45 * time.Second
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type dialerConf struct {
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net.Destination
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*internet.MemoryStreamConfig
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@ -89,7 +99,17 @@ func getHTTPClient(ctx context.Context, dest net.Destination, streamSettings *in
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var uploadTransport http.RoundTripper
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if isH3 {
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quicConfig := &quic.Config{
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MaxIdleTimeout: connIdleTimeout,
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// these two are defaults of quic-go/http3. the default of quic-go (no
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// http3) is different, so it is hardcoded here for clarity.
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// https://github.com/quic-go/quic-go/blob/b8ea5c798155950fb5bbfdd06cad1939c9355878/http3/client.go#L36-L39
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MaxIncomingStreams: -1,
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KeepAlivePeriod: h3KeepalivePeriod,
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}
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roundTripper := &http3.RoundTripper{
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QUICConfig: quicConfig,
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TLSClientConfig: gotlsConfig,
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Dial: func(ctx context.Context, addr string, tlsCfg *gotls.Config, cfg *quic.Config) (quic.EarlyConnection, error) {
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conn, err := internet.DialSystem(ctx, dest, streamSettings.SocketSettings)
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@ -131,7 +151,8 @@ func getHTTPClient(ctx context.Context, dest net.Destination, streamSettings *in
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DialTLSContext: func(ctxInner context.Context, network string, addr string, cfg *gotls.Config) (net.Conn, error) {
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return dialContext(ctxInner)
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},
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IdleConnTimeout: 90 * time.Second,
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IdleConnTimeout: connIdleTimeout,
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ReadIdleTimeout: h2KeepalivePeriod,
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}
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uploadTransport = downloadTransport
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} else {
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@ -142,7 +163,7 @@ func getHTTPClient(ctx context.Context, dest net.Destination, streamSettings *in
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downloadTransport = &http.Transport{
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DialTLSContext: httpDialContext,
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DialContext: httpDialContext,
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IdleConnTimeout: 90 * time.Second,
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IdleConnTimeout: connIdleTimeout,
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// chunked transfer download with keepalives is buggy with
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// http.Client and our custom dial context.
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DisableKeepAlives: true,
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