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webtransport.go
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webtransport.go
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package upgraders
import (
"crypto/tls"
"net/http"
"time"
"github.com/Doridian/wsvpn/shared/sockets/adapters"
"github.com/quic-go/quic-go"
"github.com/quic-go/quic-go/http3"
"github.com/quic-go/webtransport-go"
)
type WebTransportUpgrader struct {
server *webtransport.Server
}
type QuicServerConfig struct {
Addr string
TLSConfig *tls.Config
Handler http.HandlerFunc
}
var _ SocketUpgrader = &WebTransportUpgrader{}
func NewWebTransportUpgrader(quicServer *QuicServerConfig) *WebTransportUpgrader {
return &WebTransportUpgrader{
server: &webtransport.Server{
H3: http3.Server{
Addr: quicServer.Addr,
TLSConfig: quicServer.TLSConfig,
Handler: quicServer.Handler,
EnableDatagrams: true,
QUICConfig: &quic.Config{
EnableDatagrams: true,
KeepAlivePeriod: 10 * time.Second,
},
},
CheckOrigin: func(r *http.Request) bool { return true },
},
}
}
func (u *WebTransportUpgrader) SetHeaders(headers http.Header) {
// Nothing to do here
}
func (u *WebTransportUpgrader) SetQUICHeaders(header http.Header) error {
return u.server.H3.SetQUICHeaders(header)
}
func (u *WebTransportUpgrader) Upgrade(w http.ResponseWriter, r *http.Request) (adapters.SocketAdapter, error) {
serializationType := handleHTTPSerializationHeaders(w, r)
conn, err := u.server.Upgrade(w, r)
if err != nil {
return nil, err
}
return adapters.NewWebTransportAdapter(conn, nil, serializationType, true), nil
}
func (u *WebTransportUpgrader) ListenAndServe() error {
return u.server.ListenAndServe()
}
func (u *WebTransportUpgrader) Matches(r *http.Request) bool {
return r.Proto == "webtransport"
}
func (u *WebTransportUpgrader) Close() error {
return u.server.Close()
}