101 lines
2.3 KiB
Go
101 lines
2.3 KiB
Go
package http3
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import (
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"net"
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"github.com/go-gost/core/listener"
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"github.com/go-gost/core/logger"
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md "github.com/go-gost/core/metadata"
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admission "github.com/go-gost/x/admission/wrapper"
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xnet "github.com/go-gost/x/internal/net"
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pht_util "github.com/go-gost/x/internal/util/pht"
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limiter "github.com/go-gost/x/limiter/traffic/wrapper"
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metrics "github.com/go-gost/x/metrics/wrapper"
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"github.com/go-gost/x/registry"
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"github.com/lucas-clemente/quic-go"
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)
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func init() {
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registry.ListenerRegistry().Register("http3", NewListener)
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registry.ListenerRegistry().Register("h3", NewListener)
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}
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type http3Listener struct {
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addr net.Addr
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server *pht_util.Server
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logger logger.Logger
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md metadata
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options listener.Options
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}
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func NewListener(opts ...listener.Option) listener.Listener {
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options := listener.Options{}
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for _, opt := range opts {
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opt(&options)
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}
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return &http3Listener{
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logger: options.Logger,
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options: options,
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}
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}
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func (l *http3Listener) Init(md md.Metadata) (err error) {
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if err = l.parseMetadata(md); err != nil {
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return
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}
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network := "udp"
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if xnet.IsIPv4(l.options.Addr) {
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network = "udp4"
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}
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l.addr, err = net.ResolveUDPAddr(network, l.options.Addr)
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if err != nil {
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return
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}
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l.server = pht_util.NewHTTP3Server(
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l.options.Addr,
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&quic.Config{
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KeepAlivePeriod: l.md.keepAlivePeriod,
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HandshakeIdleTimeout: l.md.handshakeTimeout,
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MaxIdleTimeout: l.md.maxIdleTimeout,
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Versions: []quic.VersionNumber{
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quic.Version1,
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},
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MaxIncomingStreams: int64(l.md.maxStreams),
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},
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pht_util.TLSConfigServerOption(l.options.TLSConfig),
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pht_util.BacklogServerOption(l.md.backlog),
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pht_util.PathServerOption(l.md.authorizePath, l.md.pushPath, l.md.pullPath),
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pht_util.LoggerServerOption(l.options.Logger),
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)
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go func() {
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if err := l.server.ListenAndServe(); err != nil {
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l.logger.Error(err)
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}
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}()
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return
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}
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func (l *http3Listener) Accept() (conn net.Conn, err error) {
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conn, err = l.server.Accept()
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if err != nil {
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return
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}
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conn = metrics.WrapConn(l.options.Service, conn)
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conn = admission.WrapConn(l.options.Admission, conn)
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conn = limiter.WrapConn(l.options.TrafficLimiter, conn)
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return conn, nil
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}
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func (l *http3Listener) Addr() net.Addr {
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return l.addr
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}
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func (l *http3Listener) Close() (err error) {
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return l.server.Close()
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}
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